/* ============================================
   JOIK — Diagnóstico Express v2
   Multi-step premium experience
   Dark mode (default) + Light mode ready
   Refined transitions, micro-interactions, depth
   ============================================ */

/* ---------- CSS Variables: Dark Theme ---------- */
:root,
[data-theme="dark"] {
    --dx-bg: #000;
    --dx-bg-secondary: #0a0a0a;
    --dx-surface: rgba(255, 255, 255, 0.03);
    --dx-surface-elevated: rgba(255, 255, 255, 0.10);
    --dx-surface-hover: rgba(1, 209, 254, 0.06);
    --dx-text-primary: #F5F7FB;
    --dx-text-secondary: rgba(255, 255, 255, 0.6);
    --dx-text-muted: rgba(255, 255, 255, 0.35);
    --dx-border-soft: rgba(255, 255, 255, 0.06);
    --dx-border-strong: rgba(255, 255, 255, 0.18);
    --dx-border-accent: rgba(1, 209, 254, 0.3);
    --dx-accent: #01d1fe;
    --dx-accent-hover: #12C7F4;
    --dx-accent-soft: rgba(1, 209, 254, 0.15);
    --dx-accent-glow: rgba(1, 209, 254, 0.12);
    --dx-success: #22C55E;
    --dx-warning: #F59E0B;
    --dx-error: #EF4444;
    --dx-shadow-card: 0 4px 20px rgba(1, 209, 254, 0.08), 0 2px 8px rgba(0, 0, 0, 0.3);
    --dx-shadow-hover: 0 8px 30px rgba(1, 209, 254, 0.1), 0 2px 12px rgba(0, 0, 0, 0.2);
    --dx-shadow-elevated: 0 8px 40px rgba(1, 209, 254, 0.12), 0 0 60px rgba(1, 209, 254, 0.06);
    --dx-shadow-selected: 0 0 0 1px rgba(1, 209, 254, 0.3), 0 4px 24px rgba(1, 209, 254, 0.15);
    --dx-bg-exterior: #DBDBDD;
    --dx-stage-bg: #060608;
    --dx-stage-border: rgba(255, 255, 255, 0.08);
    --dx-exterior-text: #3D4A60;
    --dx-exterior-surface: rgba(0, 0, 0, 0.06);
    --dx-exterior-border: rgba(0, 0, 0, 0.15);
    --dx-blur: blur(16px);
    --dx-font-heading: 'Oswald', sans-serif;
    --dx-font-body: 'Raleway', sans-serif;
    --dx-radius: 14px;
    --dx-radius-sm: 10px;
    --dx-radius-lg: 20px;
    --dx-ease: cubic-bezier(0.16, 1, 0.3, 1);
    --dx-transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- CSS Variables: Light Theme ---------- */
[data-theme="light"] {
    --dx-bg: #F7F9FC;
    --dx-bg-secondary: #EEF3F9;
    --dx-surface: #FFFFFF;
    --dx-surface-elevated: #FFFFFF;
    --dx-surface-hover: rgba(22, 200, 242, 0.04);
    --dx-text-primary: #0D1526;
    --dx-text-secondary: #49566F;
    --dx-text-muted: #7B879C;
    --dx-border-soft: #D7E1EE;
    --dx-border-strong: #B0C0D6;
    --dx-border-accent: rgba(22, 200, 242, 0.4);
    --dx-accent: #16C8F2;
    --dx-accent-hover: #0FB5DC;
    --dx-accent-soft: rgba(22, 200, 242, 0.1);
    --dx-accent-glow: rgba(22, 200, 242, 0.08);
    --dx-success: #16A34A;
    --dx-warning: #D97706;
    --dx-error: #DC2626;
    --dx-shadow-card: 0 4px 16px rgba(22, 200, 242, 0.08), 0 2px 12px rgba(0, 0, 0, 0.06);
    --dx-shadow-hover: 0 8px 28px rgba(22, 200, 242, 0.1), 0 2px 10px rgba(0, 0, 0, 0.05);
    --dx-shadow-elevated: 0 8px 32px rgba(22, 200, 242, 0.12);
    --dx-shadow-selected: 0 0 0 1px rgba(22, 200, 242, 0.35), 0 4px 20px rgba(22, 200, 242, 0.1);
    --dx-bg-exterior: #141618;
    --dx-stage-bg: #FFFFFF;
    --dx-stage-border: rgba(0, 0, 0, 0.06);
    --dx-exterior-text: rgba(255, 255, 255, 0.85);
    --dx-exterior-surface: rgba(255, 255, 255, 0.08);
    --dx-exterior-border: rgba(255, 255, 255, 0.15);
    --dx-blur: blur(12px);
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--dx-font-body);
    background: var(--dx-bg-exterior);
    color: var(--dx-text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    transition: background 0.8s ease, color 0.4s var(--dx-ease);
}

/* ---------- Dot Grid Canvas ---------- */
.dx-dot-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
}

/* ---------- Cursor Rings ---------- */
.dx-cursor-ring {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
    transform: translate(-50%, -50%);
    border-style: solid;
    border-color: #FFFFFF;
    will-change: transform;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.dx-cursor-ring.visible {
    opacity: 1;
}

/* Hide cursor rings during intro -- pero no durante la landing: ahí
   la puerta de entrada es #dxLanding, no el intro viejo, y el body
   igual queda con intro-active hasta que se entra al diagnosticador. */
body.intro-active:not(.landing-active) .dx-cursor-ring {
    opacity: 0 !important;
    transition: opacity 0.3s ease;
}

.dx-cursor-ring--glass {
    mix-blend-mode: normal;
    background: rgba(1, 209, 254, 0.10);
    border-color: rgba(1, 209, 254, 0.25);
    backdrop-filter: blur(1px);
    -webkit-backdrop-filter: blur(1px);
}

/* En la landing el cursor acompaña en tonos ámbar -- nunca celeste. */
body.landing-active .dx-cursor-ring--glass {
    background: rgba(255, 75, 35, 0.12);
    border-color: rgba(255, 75, 35, 0.45);
}

/* ---------- Back Link ---------- */
.dx-back {
    position: fixed;
    top: 28px;
    left: 32px;
    z-index: 100;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--dx-exterior-text);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: color var(--dx-transition), transform var(--dx-transition);
}

.dx-back:hover {
    color: var(--dx-accent);
    transform: translateX(-3px);
}

.dx-back:focus-visible {
    outline: 2px solid var(--dx-accent);
    outline-offset: 4px;
    border-radius: 4px;
}

/* ---------- Theme Toggle ---------- */
.dx-theme-toggle {
    position: fixed;
    top: 28px;
    right: 32px;
    z-index: 100;
    width: 40px;
    height: 40px;
    border: 1px solid var(--dx-exterior-border);
    border-radius: 50%;
    background: var(--dx-exterior-surface);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    color: var(--dx-exterior-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--dx-transition);
}

.dx-theme-toggle:hover {
    border-color: var(--dx-border-accent);
    color: var(--dx-accent);
    box-shadow: 0 0 20px var(--dx-accent-glow);
    transform: rotate(15deg);
}

.dx-theme-toggle:focus-visible {
    outline: 2px solid var(--dx-accent);
    outline-offset: 4px;
}

[data-theme="dark"] .dx-icon-sun { display: block; }
[data-theme="dark"] .dx-icon-moon { display: none; }
[data-theme="light"] .dx-icon-sun { display: none; }
[data-theme="light"] .dx-icon-moon { display: block; }

/* ---------- Main ---------- */
.dx-main {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    position: relative;
    z-index: 1;
}

/* Glow behind the stage — diffuse light that orbits */
.dx-main::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: calc(100% - 80px);
    max-width: 1360px;
    height: calc(100% - 80px);
    transform: translate(-50%, -50%);
    border-radius: 32px;
    background: conic-gradient(
        from var(--dx-border-angle),
        transparent 0%,
        transparent 30%,
        rgba(1, 209, 254, 0.45) 46%,
        rgba(1, 209, 254, 0.15) 60%,
        transparent 74%
    );
    filter: blur(18px);
    animation: dxBorderSpin 8s linear infinite;
    pointer-events: none;
    z-index: 0;
    transition: opacity 0.8s ease;
}

/* ---------- Stage Container ---------- */
@property --dx-border-angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}

.dx-stage {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1340px;
    min-height: calc(100vh - 96px);
    border-radius: 24px;
    background: var(--dx-stage-bg);
    border: 1px solid var(--dx-stage-border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 0 60px rgba(1, 209, 254, 0.1), 0 8px 32px rgba(0, 0, 0, 0.15);
    transition: background 0.8s ease, box-shadow 0.8s ease, border-color 0.8s ease;
}

/* Branding watermark — JK monogram neon silhouette, half-cropped right */
.dx-stage::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -550px;
    width: 1100px;
    height: 1100px;
    transform: translateY(-50%);
    background: var(--dx-accent);
    -webkit-mask-image: url('../img/logo-light.png');
    mask-image: url('../img/logo-light.png');
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
    opacity: 0.14;
    pointer-events: none;
    z-index: 0;
    transition: opacity 0.6s ease;
}

/* Hide watermark during intro */
.dx-stage.intro-active::after {
    opacity: 0;
}

/* Branding accent line — top edge glow */
.dx-stage::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg,
        transparent,
        rgba(1, 209, 254, 0.3) 20%,
        rgba(1, 209, 254, 0.6) 50%,
        rgba(1, 209, 254, 0.3) 80%,
        transparent);
    z-index: 10;
    pointer-events: none;
    transition: opacity 0.6s ease;
}

.dx-stage.intro-active::before {
    opacity: 0;
}

@keyframes dxBorderSpin {
    to { --dx-border-angle: 360deg; }
}

/* ---------- Progress Bar ---------- */
.dx-progress-wrap {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    width: 320px;
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 100px;
    z-index: 20;
    overflow: visible;
}

.dx-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--dx-accent), rgba(1, 209, 254, 0.7));
    border-radius: 100px;
    transition: width 0.6s var(--dx-ease);
    position: relative;
    box-shadow: 0 0 12px var(--dx-accent-glow);
}

.dx-progress-bolt {
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%) scale(1);
    color: var(--dx-accent);
    filter: drop-shadow(0 0 8px rgba(1, 209, 254, 0.6));
    transition: transform 0.3s var(--dx-ease), filter 0.3s var(--dx-ease);
}

.dx-progress-bolt.pulsing {
    animation: dxBoltPulse 0.6s var(--dx-ease);
}

@keyframes dxBoltPulse {
    0%, 100% { transform: translateY(-50%) scale(1); filter: drop-shadow(0 0 6px rgba(1, 209, 254, 0.5)); }
    40% { transform: translateY(-50%) scale(1.5); filter: drop-shadow(0 0 12px rgba(1, 209, 254, 0.7)); }
}

/* ---------- Steps Container ---------- */
.dx-steps {
    flex: 1;
    position: relative;
}

/* Step transition system */
.dx-step {
    display: none;
    min-height: calc(100vh - 96px);
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.45s var(--dx-ease), transform 0.45s var(--dx-ease);
}

.dx-step.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.dx-step.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Exit animation — forward (default) */
.dx-step.exiting {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.28s var(--dx-ease), transform 0.28s var(--dx-ease);
}

/* Exit animation — backward */
.dx-step.exiting-back {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.28s var(--dx-ease), transform 0.28s var(--dx-ease);
}

/* Enter from left (going back) */
.dx-step.entering-back {
    transform: translateX(-40px);
}

/* Staggered entrance for children — refined timings */
/* Deceleration easing: starts fast/strong → finishes slow/smooth */
.dx-step.visible .dx-step-counter { animation: dxStaggerIn 0.55s cubic-bezier(0.16, 1, 0.3, 1) 0.05s both; }
.dx-step.visible .dx-question { animation: dxStaggerIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both; }
.dx-step.visible .dx-subtitle { animation: dxStaggerIn 0.55s cubic-bezier(0.16, 1, 0.3, 1) 0.18s both; }
.dx-step.visible .dx-cards,
.dx-step.visible .dx-options,
.dx-step.visible .dx-form-group { animation: dxStaggerIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.25s both; }
.dx-step.visible .dx-nav { animation: dxStaggerIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.32s both; }
.dx-step.visible .dx-split__right { animation: dxSideIn 0.65s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both; }

/* Individual card stagger — burst entry with deceleration */
.dx-step.visible .dx-card:nth-child(1) { animation: dxCardBurst 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.30s both; }
.dx-step.visible .dx-card:nth-child(2) { animation: dxCardBurst 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.38s both; }
.dx-step.visible .dx-card:nth-child(3) { animation: dxCardBurst 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.46s both; }
.dx-step.visible .dx-card:nth-child(4) { animation: dxCardBurst 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.54s both; }
.dx-step.visible .dx-card:nth-child(5) { animation: dxCardBurst 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.62s both; }
.dx-step.visible .dx-card:nth-child(6) { animation: dxCardBurst 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.70s both; }

/* Individual option stagger */
.dx-step.visible .dx-option:nth-child(1) { animation: dxOptionSlide 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.28s both; }
.dx-step.visible .dx-option:nth-child(2) { animation: dxOptionSlide 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.35s both; }
.dx-step.visible .dx-option:nth-child(3) { animation: dxOptionSlide 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.42s both; }
.dx-step.visible .dx-option:nth-child(4) { animation: dxOptionSlide 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.49s both; }

@keyframes dxCardBurst {
    0% { opacity: 0; transform: translateY(30px) scale(0.92); }
    60% { opacity: 1; transform: translateY(-4px) scale(1.01); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes dxOptionSlide {
    0% { opacity: 0; transform: translateX(-24px); }
    60% { opacity: 1; transform: translateX(3px); }
    100% { opacity: 1; transform: translateX(0); }
}

@keyframes dxStaggerIn {
    0% { opacity: 0; transform: translateY(24px); }
    60% { opacity: 1; transform: translateY(-2px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes dxSideIn {
    0% { opacity: 0; transform: translateX(30px) scale(0.95); }
    60% { opacity: 1; transform: translateX(-3px) scale(1.01); }
    100% { opacity: 1; transform: translateX(0) scale(1); }
}

/* ---------- Split Layout ---------- */
.dx-split {
    display: grid;
    grid-template-columns: 55fr 45fr;
    gap: 0;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 56px 72px 72px;
    min-height: calc(100vh - 96px);
    align-items: center;
}

.dx-split__left {
    padding-right: 60px;
}

.dx-split__right {
    padding-left: 60px;
    border-left: 1px solid var(--dx-border-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

/* ---------- Step Counter ---------- */
.dx-step-counter {
    display: inline-flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 24px;
    font-family: var(--dx-font-heading);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.dx-step-current {
    color: var(--dx-accent);
    font-weight: 700;
    font-size: 1.3rem;
    text-shadow: 0 0 12px rgba(1, 209, 254, 0.5), 0 0 30px rgba(1, 209, 254, 0.2);
    filter: brightness(1.15);
}

.dx-step-sep {
    color: var(--dx-border-strong);
}

.dx-step-total {
    color: var(--dx-text-muted);
}

/* ---------- Question & Subtitle ---------- */
.dx-question {
    font-family: var(--dx-font-heading);
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.01em;
    margin-bottom: 14px;
    color: var(--dx-text-primary);
}

.dx-subtitle {
    font-size: 1.05rem;
    color: var(--dx-text-secondary);
    margin-bottom: 40px;
    max-width: 520px;
    line-height: 1.65;
}

/* ---------- Selection Cards ---------- */
.dx-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.dx-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 24px 22px;
    background: var(--dx-surface-elevated);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    border: 1px solid var(--dx-border-strong);
    border-radius: var(--dx-radius);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    text-align: left;
    font-family: var(--dx-font-body);
    color: var(--dx-text-primary);
    position: relative;
    overflow: hidden;
    box-shadow: var(--dx-shadow-card);
}

.dx-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--dx-radius);
    border: 2px solid var(--dx-accent);
    opacity: 0;
    transition: opacity var(--dx-transition);
    pointer-events: none;
}

.dx-card:hover {
    background: var(--dx-surface-elevated);
    border-color: var(--dx-border-accent);
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--dx-shadow-hover), 0 0 40px rgba(1, 209, 254, 0.06);
}

.dx-card:focus-visible {
    outline: 2px solid var(--dx-accent);
    outline-offset: 2px;
}

.dx-card:active {
    transform: translateY(-1px) scale(0.98);
    transition-duration: 0.12s;
}

.dx-card.selected {
    background: var(--dx-surface-hover);
    border-color: transparent;
    box-shadow: var(--dx-shadow-selected);
    transform: translateY(-2px) scale(1.01);
}

.dx-card.selected::before {
    opacity: 1;
}

.dx-card__icon {
    color: var(--dx-text-muted);
    transition: color var(--dx-transition), transform var(--dx-transition), filter var(--dx-transition);
    display: flex;
}

.dx-card:hover .dx-card__icon {
    color: var(--dx-accent);
    transform: scale(1.05);
}

.dx-card.selected .dx-card__icon {
    color: var(--dx-accent);
    transform: scale(1.12);
    filter: drop-shadow(0 0 6px var(--dx-accent-glow));
}

/* ---------- Icon Microanimations ---------- */
.dx-card__icon svg {
    transition: transform var(--dx-transition), color var(--dx-transition);
}

/* Hover triggers */
.dx-card:hover .dx-card__icon--pulse svg {
    animation: dxIconPulse 0.6s var(--dx-ease);
}

.dx-card:hover .dx-card__icon--wiggle svg {
    animation: dxIconWiggle 0.5s var(--dx-ease);
}

.dx-card:hover .dx-card__icon--float svg {
    animation: dxIconFloat 0.6s var(--dx-ease);
}

.dx-card:hover .dx-card__icon--spin svg {
    animation: dxIconSpin 0.7s var(--dx-ease);
}

/* Selected state: continuous subtle loop */
.dx-card.selected .dx-card__icon--pulse svg {
    animation: dxIconPulse 2.5s var(--dx-ease) infinite;
}

.dx-card.selected .dx-card__icon--wiggle svg {
    animation: dxIconWiggle 2.5s var(--dx-ease) infinite;
}

.dx-card.selected .dx-card__icon--float svg {
    animation: dxIconFloat 2.5s var(--dx-ease) infinite;
}

.dx-card.selected .dx-card__icon--spin svg {
    animation: dxIconSpin 4s linear infinite;
}

@keyframes dxIconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.18); }
}

@keyframes dxIconWiggle {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-8deg); }
    75% { transform: rotate(8deg); }
}

@keyframes dxIconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

@keyframes dxIconSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.dx-card__label {
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.3;
}

.dx-card__desc {
    font-size: 0.8rem;
    color: var(--dx-text-muted);
    line-height: 1.5;
}

/* ---------- Option List (Step 4) ---------- */
.dx-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dx-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    background: var(--dx-surface-elevated);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    border: 1px solid var(--dx-border-strong);
    border-radius: var(--dx-radius);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    font-family: var(--dx-font-body);
    color: var(--dx-text-primary);
    text-align: left;
    width: 100%;
    box-shadow: 0 2px 8px rgba(1, 209, 254, 0.04);
}

.dx-option:hover {
    background: var(--dx-surface-elevated);
    border-color: var(--dx-border-accent);
    transform: translateX(8px);
    box-shadow: var(--dx-shadow-hover), 0 0 30px rgba(1, 209, 254, 0.05);
}

.dx-option:focus-visible {
    outline: 2px solid var(--dx-accent);
    outline-offset: 2px;
}

.dx-option:active {
    transform: translateX(3px) scale(0.98);
    transition-duration: 0.12s;
}

.dx-option.selected {
    border-color: var(--dx-border-accent);
    background: var(--dx-surface-hover);
    box-shadow: var(--dx-shadow-selected);
    transform: translateX(4px);
}

.dx-option__radio {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--dx-border-strong);
    flex-shrink: 0;
    transition: all var(--dx-transition);
    position: relative;
}

.dx-option:hover .dx-option__radio {
    border-color: var(--dx-text-muted);
}

.dx-option.selected .dx-option__radio {
    border-color: var(--dx-accent);
    box-shadow: 0 0 8px var(--dx-accent-glow);
}

.dx-option.selected .dx-option__radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 10px;
    background: var(--dx-accent);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(1);
    animation: dxRadioIn 0.25s var(--dx-ease);
}

@keyframes dxRadioIn {
    from { transform: translate(-50%, -50%) scale(0); }
    to { transform: translate(-50%, -50%) scale(1); }
}

.dx-option__text {
    font-size: 0.95rem;
    font-weight: 500;
}

/* ---------- Form Inputs ---------- */
.dx-form-group {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 36px;
}

.dx-input-wrap {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.dx-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--dx-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.dx-input {
    width: 100%;
    padding: 16px 20px;
    background: var(--dx-surface);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius-sm);
    color: var(--dx-text-primary);
    font-family: var(--dx-font-body);
    font-size: 1rem;
    transition: all var(--dx-transition);
    outline: none;
}

.dx-input::placeholder {
    color: var(--dx-text-muted);
}

.dx-input:hover {
    border-color: var(--dx-border-strong);
}

.dx-input:focus {
    border-color: var(--dx-accent);
    background: var(--dx-surface-hover);
    box-shadow: 0 0 0 3px var(--dx-accent-glow), 0 0 20px var(--dx-accent-glow);
}

/* ---------- Navigation Buttons ---------- */
.dx-nav {
    display: flex;
    gap: 12px;
    align-items: center;
}

.dx-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--dx-radius-sm);
    font-family: var(--dx-font-body);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all var(--dx-transition);
    border: none;
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.dx-btn--primary {
    background: var(--dx-accent);
    color: #FFFFFF;
    overflow: visible;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.4s ease,
                background 0.3s ease;
}

/* Traveling border light — rotating conic gradient (all primary btns) */
.dx-btn--primary::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 12px;
    background: conic-gradient(
        from var(--dx-cta-angle),
        transparent 0%,
        transparent 65%,
        rgba(1, 209, 254, 0.9) 78%,
        #01d1fe 85%,
        rgba(1, 209, 254, 0.9) 92%,
        transparent 100%
    );
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

/* Glow pseudo-element behind button */
.dx-btn--primary::after {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 18px;
    background: var(--dx-accent);
    opacity: 0;
    filter: blur(28px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    z-index: -2;
    transform: scale(0.85);
    pointer-events: none;
}

/* Hover: scale up, border light spins, glow appears */
.dx-btn--primary:hover {
    background: var(--dx-accent-hover);
    transform: translateY(-3px) scale(1.06);
    box-shadow: 0 8px 32px rgba(1, 209, 254, 0.35),
                0 0 60px rgba(1, 209, 254, 0.15),
                0 2px 12px rgba(0, 0, 0, 0.2);
}

.dx-btn--primary:hover::before {
    opacity: 1;
    animation: dxCTABorderSpin 1.5s linear infinite;
}

.dx-btn--primary:hover::after {
    opacity: 0.45;
    transform: scale(1.1);
}

.dx-btn--primary:active {
    transform: translateY(0) scale(0.97);
    transition-duration: 0.08s;
}

@keyframes dxCTABorderSpin {
    to { --dx-cta-angle: 360deg; }
}

.dx-btn--primary:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.dx-btn--primary:disabled:hover {
    transform: none;
    box-shadow: none;
    background: var(--dx-accent);
}

.dx-btn--primary:disabled:hover::before,
.dx-btn--primary:disabled:hover::after {
    opacity: 0;
    animation: none;
}

.dx-btn--secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--dx-text-primary);
    border: 1.5px solid var(--dx-border-strong);
}

.dx-btn--secondary:hover {
    border-color: var(--dx-accent);
    color: var(--dx-accent);
    background: var(--dx-accent-soft);
    transform: translateY(-2px);
}

/* Fila de acciones utilitarias (copiar / PDF): pastillas con contorno
   visible -- deben leerse como botones reales, no como texto suelto,
   aunque con menos peso que el CTA principal y el secundario. */
.dx-btn--ghost {
    background: transparent;
    color: var(--dx-text-secondary);
    border: 1px solid var(--dx-border-strong);
    padding: 11px 20px;
    border-radius: 100px;
    font-size: 0.82rem;
}

.dx-btn--ghost svg {
    flex-shrink: 0;
    opacity: 0.8;
    transition: opacity var(--dx-transition);
}

.dx-btn--ghost:hover {
    color: var(--dx-accent);
    border-color: var(--dx-accent);
    background: var(--dx-accent-soft);
}

.dx-btn--ghost:hover svg {
    opacity: 1;
}

.dx-btn--ghost:disabled {
    opacity: 0.6;
    cursor: default;
}

/* "Volver a empezar": la acción de menor jerarquía -- se lee como link
   de texto, sin caja, para no competir visualmente con los botones. */
.dx-restart {
    background: none;
    border: none;
    padding: 4px 2px;
    color: var(--dx-text-muted);
    font-size: 0.82rem;
    text-decoration: underline;
    text-decoration-color: transparent;
    text-underline-offset: 3px;
    transition: color var(--dx-transition), text-decoration-color var(--dx-transition);
}

.dx-restart:hover {
    color: var(--dx-text-primary);
    text-decoration-color: var(--dx-text-muted);
}

.dx-btn--lg {
    padding: 18px 44px;
    font-size: 1rem;
    border-radius: var(--dx-radius);
}

/* ---------- Side Content ---------- */
.dx-side-content {
    max-width: 420px;
}

.dx-side-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--dx-accent-soft);
    border: 1px solid rgba(1, 209, 254, 0.15);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--dx-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
}

.dx-side-title {
    font-family: var(--dx-font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 18px;
    color: var(--dx-text-primary);
}

.dx-side-text {
    font-size: 0.95rem;
    color: var(--dx-text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}

/* Side Pills */
.dx-side-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.dx-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--dx-surface);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    border: 1px solid var(--dx-border-soft);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--dx-text-secondary);
    transition: all var(--dx-transition);
}

.dx-pill:hover {
    border-color: var(--dx-border-accent);
    transform: translateY(-1px);
}

.dx-pill svg {
    color: var(--dx-text-muted);
}

.dx-pill--accent {
    border-color: rgba(1, 209, 254, 0.2);
    color: var(--dx-accent);
    background: var(--dx-accent-soft);
}

.dx-pill--accent svg {
    color: var(--dx-accent);
}

/* Side Quote */
.dx-side-quote {
    position: relative;
    padding-left: 24px;
    border-left: 2px solid var(--dx-accent);
    margin-bottom: 32px;
}

.dx-side-quote__mark {
    font-family: var(--dx-font-heading);
    font-size: 3rem;
    color: var(--dx-accent);
    line-height: 1;
    display: block;
    margin-bottom: 8px;
    opacity: 0.4;
}

.dx-side-quote p {
    font-size: 1.05rem;
    color: var(--dx-text-secondary);
    line-height: 1.7;
    font-style: italic;
}

/* Insight Cards */
.dx-side-insight-cards {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.dx-insight-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px 18px;
    background: var(--dx-surface);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius-sm);
    transition: all var(--dx-transition);
}

.dx-insight-card:hover {
    border-color: var(--dx-border-accent);
    background: var(--dx-surface-elevated);
    transform: translateY(-2px);
    box-shadow: var(--dx-shadow-card);
}

.dx-insight-card__icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dx-accent-soft);
    border-radius: 8px;
    color: var(--dx-accent);
    flex-shrink: 0;
}

.dx-insight-card__title {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dx-text-primary);
    margin-bottom: 2px;
}

.dx-insight-card__desc {
    display: block;
    font-size: 0.78rem;
    color: var(--dx-text-muted);
    line-height: 1.4;
}

/* Side Progress Visual */
.dx-side-progress-visual {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 36px;
}

.dx-side-pv__step {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 0;
    position: relative;
}

.dx-side-pv__step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 36px;
    width: 2px;
    height: calc(100% - 12px);
    background: var(--dx-border-soft);
}

.dx-side-pv__step--done:not(:last-child)::after {
    background: var(--dx-accent);
    opacity: 0.4;
}

.dx-side-pv__dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid var(--dx-border-strong);
    flex-shrink: 0;
    transition: all var(--dx-transition);
    position: relative;
    z-index: 1;
    background: var(--dx-bg);
}

.dx-side-pv__step--done .dx-side-pv__dot {
    border-color: var(--dx-accent);
    background: var(--dx-accent);
}

.dx-side-pv__step--active .dx-side-pv__dot {
    border-color: var(--dx-accent);
    box-shadow: 0 0 0 4px var(--dx-accent-glow);
}

.dx-side-pv__label {
    font-size: 0.85rem;
    color: var(--dx-text-muted);
    font-weight: 500;
    flex: 1;
}

.dx-side-pv__step--done .dx-side-pv__label {
    color: var(--dx-text-secondary);
}

.dx-side-pv__step--active .dx-side-pv__label {
    color: var(--dx-text-primary);
    font-weight: 600;
}

.dx-side-pv__check {
    color: var(--dx-accent);
    flex-shrink: 0;
}

/* Side Features */
.dx-side-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.dx-side-feature {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--dx-text-secondary);
    font-size: 0.9rem;
}

.dx-side-feature svg {
    color: var(--dx-accent);
    flex-shrink: 0;
}

/* Side Stats */
.dx-side-stats {
    text-align: center;
    margin-bottom: 36px;
}

.dx-side-stat__number {
    display: block;
    font-family: var(--dx-font-heading);
    font-size: 4rem;
    font-weight: 700;
    color: var(--dx-accent);
    line-height: 1;
    margin-bottom: 12px;
}

.dx-side-stat__label {
    font-size: 0.95rem;
    color: var(--dx-text-secondary);
    line-height: 1.6;
}

/* Mini Stats */
.dx-side-mini-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.dx-mini-stat {
    text-align: center;
    padding: 20px 12px;
    background: var(--dx-surface);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius-sm);
    transition: all var(--dx-transition);
}

.dx-mini-stat:hover {
    border-color: var(--dx-border-accent);
    transform: translateY(-3px);
    box-shadow: var(--dx-shadow-hover);
}

.dx-mini-stat__value {
    display: block;
    font-family: var(--dx-font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dx-accent);
    margin-bottom: 4px;
}

.dx-mini-stat__label {
    display: block;
    font-size: 0.68rem;
    color: var(--dx-text-muted);
    line-height: 1.3;
    letter-spacing: 0.02em;
}

/* ---------- Intro / Welcome Screen ---------- */
.dx-intro {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 80px);
    padding: 60px 40px;
    text-align: center;
    overflow: hidden;
    z-index: 2;
    background: transparent;
    border-radius: inherit;
}

.dx-intro__content {
    position: relative;
    z-index: 2;
    max-width: 780px;
    opacity: 0;
    transform: scale(0.92);
    animation: dxIntroExpand 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

.dx-intro__badge {
    display: inline-block;
    padding: 6px 20px;
    background: var(--dx-accent-soft);
    border: 1px solid rgba(1, 209, 254, 0.15);
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--dx-accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 32px;
    opacity: 0;
    animation: dxIntroFadeUp 0.6s var(--dx-ease) 0.5s both;
}

.dx-intro__title {
    font-family: var(--dx-font-heading);
    font-size: clamp(2.8rem, 6.5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.08;
    color: var(--dx-text-primary);
    margin-bottom: 28px;
    opacity: 0;
    animation: dxIntroFadeUp 0.7s var(--dx-ease) 0.65s both;
}

.dx-intro__accent {
    font-family: 'Breathing', cursive;
    color: var(--dx-accent);
    font-weight: normal;
    font-size: 1.15em;
    letter-spacing: 0.02em;
    text-shadow: 0 0 40px rgba(1, 209, 254, 0.2);
}

.dx-intro__question {
    font-family: 'Breathing', cursive;
    color: var(--dx-accent);
    font-weight: normal;
    font-size: 1.15em;
    text-shadow: 0 0 40px rgba(1, 209, 254, 0.25);
    margin-left: 0.05em;
}

.dx-intro__text {
    font-family: var(--dx-font-body);
    font-size: 1.1rem;
    color: var(--dx-text-secondary);
    line-height: 1.8;
    max-width: 540px;
    margin: 0 auto 44px;
    opacity: 0;
    animation: dxIntroFadeUp 0.7s var(--dx-ease) 0.85s both;
}

@property --dx-cta-angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}

.dx-intro__cta {
    /* Entry: invisible, animates in via dxIntroCTAPop */
    opacity: 0;
    animation: dxIntroCTAPop 0.7s cubic-bezier(0.16, 1, 0.3, 1) 1.05s both;
    font-size: 1rem;
    padding: 18px 48px;
}

/* After JS sets .ready: opacity is inline, pulse runs */
.dx-intro__cta.ready {
    animation: dxCTAPulse 2.5s ease-in-out infinite;
}

.dx-intro__cta:hover {
    animation-play-state: paused;
}

/* Arrow icon slides on hover */
.dx-intro__cta svg {
    transition: transform 0.3s ease;
}

.dx-intro__cta:hover svg {
    transform: translateX(4px);
}

.dx-intro__note {
    font-size: 0.78rem;
    color: var(--dx-text-muted);
    letter-spacing: 0.03em;
    margin-top: 20px;
    opacity: 0;
    animation: dxIntroFadeUp 0.5s var(--dx-ease) 1.25s both;
}

/* Ripple canvas */
.dx-intro__ripple {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    opacity: 1;
}

/* Intro exit transition */
.dx-intro.exiting {
    animation: dxIntroExit 0.8s cubic-bezier(0.7, 0, 0.3, 1) forwards;
}

.dx-intro.exiting .dx-intro__content {
    animation: dxIntroContentExit 0.5s cubic-bezier(0.7, 0, 0.3, 1) forwards;
}

/* Flash overlay for transition */
.dx-intro__flash {
    position: fixed;
    inset: 0;
    background: var(--dx-accent);
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    animation: dxFlash 0.9s cubic-bezier(0.25, 0, 0, 1) forwards;
}

/* Intro keyframes — deceleration: starts explosive, finishes butter-smooth */
@keyframes dxIntroExpand {
    0% { opacity: 0; transform: scale(0.82); }
    60% { opacity: 1; transform: scale(1.02); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes dxIntroFadeUp {
    0% { opacity: 0; transform: translateY(36px); }
    60% { opacity: 1; transform: translateY(-3px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes dxIntroCTAPop {
    0% { opacity: 0; transform: scale(0.75) translateY(24px); }
    50% { opacity: 1; transform: scale(1.06) translateY(-3px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes dxIntroExit {
    0% { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.08); }
}

@keyframes dxIntroContentExit {
    0% { opacity: 1; transform: translateY(0) scale(1); }
    100% { opacity: 0; transform: translateY(-50px) scale(0.92); }
}

@keyframes dxFlash {
    0% { opacity: 0; }
    15% { opacity: 0.18; }
    30% { opacity: 0.05; }
    100% { opacity: 0; }
}

@keyframes dxCTAPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(1, 209, 254, 0.4); }
    50% { transform: scale(1.04); box-shadow: 0 0 24px 8px rgba(1, 209, 254, 0.25), 0 0 60px 12px rgba(1, 209, 254, 0.1); }
}

/* Hide progress bar during intro */
.dx-stage.intro-active .dx-progress-wrap {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

/* Stage transparent during intro so dot grid shows through */
.dx-stage.intro-active {
    background: transparent;
    box-shadow: none;
    border-color: transparent;
}

/* Exterior matches theme during intro */
body.intro-active {
    background: var(--dx-bg);
    transition: background 0.6s ease;
}

/* Hide glow behind stage during intro */
body.intro-active .dx-main::before {
    opacity: 0;
}

.dx-stage .dx-progress-wrap {
    transition: opacity 0.6s ease 0.4s;
}

/* Progress bar entrance animation */
.dx-stage:not(.intro-active) .dx-progress-wrap {
    animation: dxProgressReveal 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}

@keyframes dxProgressReveal {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(10px) scaleX(0.6);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0) scaleX(1);
    }
}

/* Show dot canvas during intro (black bg + dots) */
body.intro-active .dx-dot-canvas {
    opacity: 1;
    transition: opacity 0.4s ease;
}

.dx-dot-canvas {
    transition: opacity 0.6s ease 0.5s;
}

/* ---------- Result Screen ---------- */
.dx-result {
    max-width: 720px;
    margin: 0 auto;
    padding: 56px 32px 60px;
    text-align: center;
}

.dx-result__header {
    margin-bottom: 40px;
}

.dx-result__badge {
    display: inline-block;
    padding: 6px 20px;
    background: var(--dx-accent-soft);
    border: 1px solid rgba(1, 209, 254, 0.15);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--dx-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
}

.dx-result__title {
    font-family: var(--dx-font-heading);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 12px;
    color: var(--dx-text-primary);
}

.dx-result__text {
    font-size: 1rem;
    color: var(--dx-text-secondary);
    line-height: 1.7;
}

/* Diagnosis card */
.dx-result__card {
    background: var(--dx-surface);
    backdrop-filter: var(--dx-blur);
    -webkit-backdrop-filter: var(--dx-blur);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius-lg);
    padding: 36px 32px;
    text-align: left;
    margin-bottom: 40px;
    transition: all var(--dx-transition);
}

.dx-result__card:hover {
    border-color: var(--dx-border-accent);
    box-shadow: var(--dx-shadow-elevated);
}

.dx-result__card-header {
    margin-bottom: 16px;
}

.dx-result__card-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--dx-accent-soft);
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--dx-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.dx-result__card-title {
    font-family: var(--dx-font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dx-text-primary);
}

.dx-result__card-desc {
    font-size: 0.92rem;
    color: var(--dx-text-secondary);
    line-height: 1.8;
}

/* Section titles */
.dx-result__section-title {
    font-family: var(--dx-font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dx-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 20px;
    text-align: left;
}

/* Priorities */
.dx-result__priorities {
    margin-bottom: 40px;
}

.dx-result__priority-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.dx-result__priority-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--dx-surface-elevated);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius);
    padding: 18px 20px;
    text-align: left;
    transition: all var(--dx-transition);
}

.dx-result__priority-item:hover {
    border-color: var(--dx-border-accent);
    box-shadow: var(--dx-shadow-card);
}

.dx-result__priority-num {
    font-family: var(--dx-font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dx-accent);
    flex-shrink: 0;
    line-height: 1.5;
}

.dx-result__priority-text {
    font-size: 0.9rem;
    color: var(--dx-text-secondary);
    line-height: 1.6;
}

/* Delegate */
.dx-result__delegate {
    margin-bottom: 40px;
    text-align: left;
}

.dx-result__delegate-text {
    font-size: 0.92rem;
    color: var(--dx-text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.dx-result__delegate-signals {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dx-result__delegate-signals li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--dx-text-secondary);
    line-height: 1.5;
}

.dx-result__delegate-signals li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--dx-accent);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 7px;
}

/* Trust signals */
.dx-result__trust {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

.dx-result__trust-item {
    background: var(--dx-surface-elevated);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius);
    padding: 24px 20px;
    text-align: center;
    transition: all var(--dx-transition);
}

.dx-result__trust-item:hover {
    border-color: var(--dx-border-accent);
    box-shadow: var(--dx-shadow-card);
}

.dx-result__trust-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    background: var(--dx-accent-soft);
    border-radius: 12px;
    color: var(--dx-accent);
}

.dx-result__trust-title {
    font-family: var(--dx-font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dx-text-primary);
    margin-bottom: 8px;
}

.dx-result__trust-desc {
    font-size: 0.82rem;
    color: var(--dx-text-muted);
    line-height: 1.6;
}

/* CTA actions */
.dx-result__actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.dx-result__footer-note {
    font-size: 0.78rem;
    color: var(--dx-text-muted);
    letter-spacing: 0.02em;
}

/* Main priority highlight */
.dx-result__main-priority {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--dx-accent-soft);
    border: 1px solid var(--dx-border-accent);
    border-radius: var(--dx-radius);
    padding: 20px 24px;
    text-align: left;
    margin-bottom: 32px;
}

.dx-result__main-priority-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 10px;
    background: var(--dx-accent-soft);
    color: var(--dx-accent);
    filter: drop-shadow(0 0 8px var(--dx-accent-glow));
}

.dx-result__main-priority-label {
    display: block;
    font-family: var(--dx-font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--dx-accent);
    margin-bottom: 6px;
}

.dx-result__main-priority-text {
    font-size: 0.95rem;
    color: var(--dx-text-primary);
    line-height: 1.6;
    font-weight: 500;
}

/* 7-day plan */
.dx-result__plan {
    margin-bottom: 40px;
}

.dx-result__plan-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dx-result__plan-item {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding: 14px 18px;
    background: var(--dx-surface);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius-sm);
    text-align: left;
    transition: all var(--dx-transition);
}

.dx-result__plan-item:hover {
    border-color: var(--dx-border-accent);
}

.dx-result__plan-day {
    font-family: var(--dx-font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--dx-accent);
    flex-shrink: 0;
    min-width: 54px;
}

.dx-result__plan-text {
    font-size: 0.88rem;
    color: var(--dx-text-secondary);
    line-height: 1.55;
}

/* Secondary actions row (copiar / descargar) */
.dx-result__actions-row {
    display: flex;
    gap: 10px;
}

/* Tres señales: claridad / presencia / sistema — niveles cualitativos,
   no un puntaje 0-100 que las respuestas no justifican. */
.dx-result__signals {
    margin-bottom: 32px;
}

.dx-result__signals-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.dx-signal {
    display: grid;
    grid-template-columns: 84px 1fr auto;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    background: var(--dx-surface);
    border: 1px solid var(--dx-border-soft);
    border-radius: var(--dx-radius-sm);
}

.dx-signal__name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dx-text-primary);
}

.dx-signal__track {
    height: 6px;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.06);
    overflow: hidden;
}

.dx-signal__fill {
    display: block;
    height: 100%;
    border-radius: 100px;
    background: linear-gradient(90deg, var(--dx-accent), rgba(1, 209, 254, 0.6));
    transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.dx-signal__level {
    font-size: 0.78rem;
    color: var(--dx-text-muted);
    white-space: nowrap;
}

/* Confirmación de envío de correo + reintento */
.dx-result__email-status {
    font-size: 0.82rem;
    color: var(--dx-text-muted);
    margin-bottom: 32px;
}

.dx-result__retry {
    background: none;
    border: none;
    padding: 0;
    color: var(--dx-accent);
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: underline;
    cursor: pointer;
}

.dx-result__retry:hover {
    color: var(--dx-accent-hover);
}

/* ---------- Responsive ---------- */

/* Tablet */
@media (max-width: 1024px) {
    .dx-main {
        padding: 24px;
    }

    .dx-stage {
        border-radius: 20px;
        min-height: auto;
    }

    .dx-main::before {
        border-radius: 28px;
    }

    .dx-split {
        grid-template-columns: 1fr;
        padding: 48px 40px 40px;
        min-height: auto;
    }

    .dx-split__right {
        border-left: none;
        border-top: 1px solid var(--dx-border-soft);
        padding-left: 0;
        padding-top: 36px;
        margin-top: 36px;
        min-height: auto;
        justify-content: flex-start;
    }

    .dx-split__left {
        padding-right: 0;
    }

    .dx-step {
        min-height: auto;
    }

    .dx-step.active {
        align-items: flex-start;
    }

    .dx-side-content {
        max-width: 100%;
    }

    .dx-side-mini-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile */
@media (max-width: 640px) {
    .dx-main {
        padding: 0;
    }

    .dx-stage {
        border-radius: 0;
        min-height: 100vh;
    }

    .dx-main::before {
        display: none;
    }

    .dx-back {
        top: 16px;
        left: 20px;
        color: var(--dx-text-secondary);
    }

    .dx-theme-toggle {
        top: 16px;
        right: 20px;
        color: var(--dx-text-secondary);
        border-color: var(--dx-border-soft);
        background: var(--dx-surface);
    }

    .dx-step {
        min-height: calc(100vh - 48px);
    }

    .dx-step.active {
        align-items: center;
    }

    .dx-split {
        padding: 32px 20px 60px;
        min-height: auto;
        align-items: center;
    }

    .dx-question {
        font-size: 1.5rem;
    }

    .dx-cards {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .dx-card {
        padding: 16px 14px;
        gap: 8px;
    }

    .dx-card__icon svg {
        width: 22px;
        height: 22px;
    }

    .dx-card__label {
        font-size: 0.82rem;
    }

    .dx-card__desc {
        font-size: 0.72rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .dx-split__right {
        display: none;
    }

    .dx-nav {
        flex-direction: column-reverse;
        width: 100%;
    }

    .dx-nav .dx-btn {
        width: 100%;
    }

    /* Intro mobile */
    .dx-intro {
        padding: 40px 24px;
        min-height: calc(100vh - 48px);
    }

    .dx-intro__title {
        font-size: clamp(1.6rem, 7vw, 2.2rem);
    }

    .dx-intro__text {
        font-size: 0.95rem;
        margin-bottom: 32px;
    }

    .dx-intro__cta {
        width: 100%;
        padding: 16px 32px;
    }

    .dx-intro__ripple {
        opacity: 0.7;
    }

    .dx-result {
        padding: 32px 20px 60px;
    }

    .dx-result__card {
        padding: 24px 20px;
    }

    .dx-result__trust {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .dx-result__trust-item {
        display: flex;
        align-items: center;
        gap: 16px;
        text-align: left;
        padding: 18px 20px;
    }

    .dx-result__trust-icon {
        margin: 0;
        flex-shrink: 0;
    }

    .dx-result__trust-title {
        margin-bottom: 4px;
    }

    .dx-btn--lg {
        width: 100%;
        padding: 16px 24px;
    }

    .dx-result__main-priority {
        padding: 16px 18px;
    }

    .dx-signal {
        grid-template-columns: 68px 1fr auto;
        padding: 10px 12px;
        gap: 10px;
    }

    .dx-signal__level {
        font-size: 0.7rem;
    }

    .dx-result__plan-item {
        flex-direction: column;
        gap: 4px;
        padding: 12px 16px;
    }

    .dx-result__actions-row {
        flex-direction: column;
        width: 100%;
    }

    .dx-result__actions-row .dx-btn {
        width: 100%;
    }

    .dx-progress-wrap {
        bottom: 20px;
        width: 240px;
    }

    /* Watermark smaller on mobile — still half-cropped right */
    .dx-stage::after {
        width: 560px;
        height: 560px;
        right: -280px;
        opacity: 0.08;
    }

    /* Selector mobile */
    .dx-selector__slide {
        padding: 18px 20px;
        gap: 14px;
    }

    .dx-selector__num {
        font-size: 1.8rem;
        min-width: 40px;
    }

    .dx-selector__label {
        font-size: 0.95rem;
    }

    .dx-selector__desc {
        font-size: 0.78rem;
    }

    .dx-selector__confirm {
        width: 100%;
    }
}

/* ---------- Step Transition Flash ---------- */
.dx-step-flash {
    position: fixed;
    inset: 0;
    background: var(--dx-accent);
    z-index: 9998;
    opacity: 0;
    pointer-events: none;
    animation: dxStepFlash 0.5s cubic-bezier(0.25, 0, 0, 1) forwards;
}

@keyframes dxStepFlash {
    0% { opacity: 0; }
    12% { opacity: 0.08; }
    25% { opacity: 0.03; }
    100% { opacity: 0; }
}

/* ---------- Scroll Selector (Step 4) ---------- */
.dx-selector {
    position: relative;
    margin-bottom: 28px;
}

.dx-selector__viewport {
    position: relative;
    height: 120px;
    overflow: hidden;
}

.dx-selector__slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 28px;
    border-radius: var(--dx-radius);
    background: var(--dx-surface-elevated);
    border: 1px solid var(--dx-border-accent);
    box-shadow: var(--dx-shadow-card);
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    cursor: default;
}

.dx-selector__slide.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.dx-selector__slide.exit-up {
    opacity: 0;
    transform: translateX(-60px);
}

.dx-selector__slide.exit-down {
    opacity: 0;
    transform: translateX(60px);
}

.dx-selector__num {
    font-family: var(--dx-font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--dx-accent);
    opacity: 0.2;
    line-height: 1;
    flex-shrink: 0;
    min-width: 52px;
    text-align: center;
    transition: opacity 0.35s ease;
}

.dx-selector__slide.active .dx-selector__num {
    opacity: 0.35;
}

.dx-selector__body {
    flex: 1;
}

.dx-selector__label {
    font-family: var(--dx-font-heading);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--dx-text-primary);
    display: block;
    margin-bottom: 4px;
}

.dx-selector__desc {
    font-size: 0.85rem;
    color: var(--dx-text-secondary);
    line-height: 1.5;
}

/* Dots navigation */
.dx-selector__dots {
    display: flex;
    gap: 8px;
    margin-top: 20px;
    justify-content: center;
}

.dx-selector__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--dx-border-strong);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
}

.dx-selector__dot.active {
    background: var(--dx-accent);
    box-shadow: 0 0 8px var(--dx-accent-glow);
    transform: scale(1.3);
}

.dx-selector__dot:hover:not(.active) {
    background: var(--dx-text-muted);
    transform: scale(1.15);
}

/* Hint text */
.dx-selector__hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 14px;
    font-family: var(--dx-font-body);
    font-size: 0.78rem;
    color: var(--dx-text-muted);
    letter-spacing: 0.02em;
    transition: opacity 0.4s ease;
}

.dx-selector__hint svg {
    color: var(--dx-accent);
    animation: dxScrollBounce 1.8s ease-in-out infinite;
}

.dx-selector__hint.hidden {
    opacity: 0;
}

@keyframes dxScrollBounce {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(4px); }
}

/* Confirm button */
.dx-selector__confirm {
    margin-top: 8px;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1) 0.2s,
                transform 0.4s cubic-bezier(0.16, 1, 0.3, 1) 0.2s;
    pointer-events: none;
}

.dx-selector__confirm.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* ---------- Result Animations — deceleration easing ---------- */
@keyframes dxFadeUp {
    0% { opacity: 0; transform: translateY(28px) scale(0.97); }
    60% { opacity: 1; transform: translateY(-2px) scale(1.005); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

.dx-step[data-step="7"].visible .dx-result__badge { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.05s both; }
.dx-step[data-step="7"].visible .dx-result__title { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.15s both; }
.dx-step[data-step="7"].visible .dx-result__text { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.25s both; }
.dx-step[data-step="7"].visible .dx-result__card { animation: dxFadeUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both; }
.dx-step[data-step="7"].visible .dx-result__signals { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.5s both; }
.dx-step[data-step="7"].visible .dx-result__main-priority { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.6s both; }
.dx-step[data-step="7"].visible .dx-result__plan { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.7s both; }
.dx-step[data-step="7"].visible .dx-result__email-status { animation: dxFadeUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.78s both; }
.dx-step[data-step="7"].visible .dx-result__delegate { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.85s both; }
.dx-step[data-step="7"].visible .dx-result__trust { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.95s both; }
.dx-step[data-step="7"].visible .dx-result__actions { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 1.05s both; }
.dx-step[data-step="7"].visible .dx-result__footer-note { animation: dxFadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 1.15s both; }

/* ============================================
   Landing Editorial — 3 secciones (dxl-*)
   Identidad exclusivamente cálida: marfil, café
   oscuro, naranja y grises cálidos. El celeste
   queda reservado por completo al diagnosticador
   (nunca aparece dentro de .dxl). Namespace propio
   (dxl-) para no chocar con ninguna clase dx-*.

   Proporciones más equilibradas (canvas marfil
   continuo, panel oscuro contenido en vez de a
   sangre) + una capa de interacción real -- barra
   de progreso, revelado escalonado al hacer scroll
   e iconos animados -- construida con las mismas
   técnicas que ya usa el diagnosticador (mismos
   keyframes dxIcon*, mismo patrón de borde viajero
   de los botones), para que la landing ya se sienta
   parte de la misma aplicación antes de cruzar.
   ============================================ */
.dxl {
    --dxl-ink: #170f0a;
    --dxl-ink-soft: #221610;
    --dxl-cream: #f3ede2;
    --dxl-cream-ink: #1c140e;
    --dxl-cream-muted: rgba(28, 20, 14, 0.62);
    --dxl-ember: #ff4b23;
    --dxl-ember-soft: rgba(255, 75, 35, 0.14);
    --dxl-paper-border: rgba(28, 20, 14, 0.12);
    --dxl-dark-border: rgba(247, 243, 236, 0.1);
    position: relative;
    z-index: 2;
}

.dxl.exiting {
    animation: dxlExit 0.6s cubic-bezier(0.7, 0, 0.3, 1) forwards;
}

@keyframes dxlExit {
    0% { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.02) translateY(-16px); }
}

/* Palabra final destacada -- serif itálica (Georgia, ya usada en el
   taller cálido de Presupuestos; cero carga adicional por ser tipografía
   de sistema), nunca la oración completa. */
.dxl-serif {
    font-family: Georgia, 'Times New Roman', serif;
    font-style: italic;
    font-weight: 400;
    color: var(--dxl-ember);
}

.dxl-serif--dark {
    color: var(--dxl-ember);
}

.dxl-serif--lg {
    font-size: 1.04em;
    font-weight: 700;
    white-space: nowrap;
}

/* ---------- Revelado escalonado al hacer scroll ---------- */
.dxl-reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.dxl-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.dxl-reveal[data-reveal-delay="1"] { transition-delay: 0.12s; }
.dxl-reveal[data-reveal-delay="2"] { transition-delay: 0.24s; }
.dxl-reveal[data-reveal-delay="3"] { transition-delay: 0.36s; }

/* Scroll suave para los enlaces ancla de la landing (rail + "ver qué
   vas a recibir"). Solo cuando el usuario no pidió menos movimiento. */
@media (prefers-reduced-motion: no-preference) {
    html:has(#dxLanding) {
        scroll-behavior: smooth;
    }
}

/* ---------- Barra de progreso de lectura ---------- */
.dxl-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    z-index: 70;
    background: transparent;
    pointer-events: none;
}

.dxl-progress__fill {
    display: block;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--dxl-ember), #ff8a3d);
    box-shadow: 0 0 10px rgba(255, 75, 35, 0.5);
}

/* ---------- Barra lateral (solo escritorio) ---------- */
.dxl-rail {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 72px;
    z-index: 60;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 28px 0 26px;
}

.dxl-rail__badge {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid var(--dxl-paper-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--dx-font-heading);
    font-weight: 700;
    font-size: 0.7rem;
    letter-spacing: 0.02em;
    color: var(--dxl-cream-ink);
    transition: color 0.4s ease, border-color 0.4s ease;
}

.dxl-rail__links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 26px;
}

.dxl-rail__link {
    display: block;
    font-family: var(--dx-font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    color: rgba(28, 20, 14, 0.3);
    background: none;
    border: none;
    padding: 6px;
    margin: 0;
    cursor: pointer;
    transition: color 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.dxl-rail__link:hover {
    transform: scale(1.2);
}

.dxl-rail__link.active,
.dxl-rail__link:hover {
    color: var(--dxl-ember);
}

.dxl-rail__link.active {
    transform: scale(1.15);
}

.dxl-rail__year {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    font-family: var(--dx-font-body);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    color: rgba(28, 20, 14, 0.3);
    transition: color 0.4s ease;
}

/* Cuando la sección visible es oscura (el cierre), la barra pasa a
   tonos claros para seguir legible. */
.dxl-rail--on-dark .dxl-rail__badge {
    color: rgba(247, 243, 236, 0.85);
    border-color: rgba(247, 243, 236, 0.2);
}
.dxl-rail--on-dark .dxl-rail__link { color: rgba(247, 243, 236, 0.35); }
.dxl-rail--on-dark .dxl-rail__year { color: rgba(247, 243, 236, 0.3); }

/* ---------- Botón cálido -- mismo patrón de borde viajero que
   .dx-btn--primary en el diagnosticador, en tonos ámbar ---------- */
@property --dxl-cta-angle {
    syntax: '<angle>';
    initial-value: 0deg;
    inherits: false;
}

.dxl-cta {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    background: var(--dxl-ember);
    color: #1c0a04;
    font-family: var(--dx-font-body);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.01em;
    border: none;
    border-radius: var(--dx-radius);
    cursor: pointer;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, background 0.3s ease;
}

.dxl-cta::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 12px;
    background: conic-gradient(from var(--dxl-cta-angle), transparent 0%, transparent 65%, rgba(255, 138, 61, 0.9) 78%, #fff2e6 85%, rgba(255, 138, 61, 0.9) 92%, transparent 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.dxl-cta::after {
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: 18px;
    background: var(--dxl-ember);
    opacity: 0;
    filter: blur(26px);
    transition: opacity 0.4s ease;
    z-index: -2;
    pointer-events: none;
}

.dxl-cta:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 10px 34px rgba(255, 75, 35, 0.28);
    background: #ff6a45;
}

.dxl-cta:hover::before {
    opacity: 1;
    animation: dxlCTASpin 1.6s linear infinite;
}

.dxl-cta:hover::after {
    opacity: 0.35;
}

@keyframes dxlCTASpin {
    to { --dxl-cta-angle: 360deg; }
}

.dxl-cta:focus-visible {
    outline: 2px solid var(--dxl-ember);
    outline-offset: 4px;
}

.dxl-cta svg { transition: transform 0.3s ease; }
.dxl-cta:hover svg { transform: translateX(4px); }

/* ---------- Sección 1: Hero -- canvas marfil continuo, panel
   oscuro contenido (no a sangre), estadísticas al pie ---------- */
.dxl-hero {
    background: var(--dxl-cream);
    padding: 132px 8vw 48px;
    position: relative;
}

.dxl-hero__grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    align-items: center;
    max-width: 1360px;
    margin: 0 auto;
}

.dxl-hero__inner {
    max-width: 560px;
}

.dxl-eyebrow {
    display: inline-block;
    padding: 6px 18px;
    border: 1px solid var(--dxl-paper-border);
    border-radius: 100px;
    font-family: var(--dx-font-body);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--dxl-ember);
    background: var(--dxl-ember-soft);
    margin-bottom: 28px;
}

/* El cierre (sección 3) tiene fondo oscuro: el borde traslúcido
   pensado para marfil no se ve ahí, así que se ajusta por contexto. */
.dxl-close .dxl-eyebrow {
    border-color: rgba(247, 243, 236, 0.16);
}

.dxl-hero__title {
    font-family: var(--dx-font-heading);
    font-weight: 700;
    font-size: clamp(2.6rem, 4.6vw, 4rem);
    line-height: 1.06;
    letter-spacing: -0.01em;
    color: var(--dxl-cream-ink);
    margin-bottom: 20px;
    text-wrap: balance;
}

.dxl-hero__text {
    font-family: var(--dx-font-body);
    font-size: 1.08rem;
    line-height: 1.7;
    color: var(--dxl-cream-muted);
    max-width: 460px;
    margin: 0 0 36px;
}

.dxl-hero__ctas {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.dxl-hero__secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: none;
    border: none;
    border-bottom: 1px solid var(--dxl-paper-border);
    font-family: var(--dx-font-body);
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--dxl-cream-ink);
    cursor: pointer;
    padding: 0 0 2px;
    transition: color 0.3s ease, border-color 0.3s ease, gap 0.3s ease;
}

.dxl-hero__secondary:hover {
    color: var(--dxl-ember);
    border-color: var(--dxl-ember);
    gap: 12px;
}

.dxl-hero__secondary svg {
    animation: dxlBounceRight 1.8s ease-in-out infinite;
}

@keyframes dxlBounceRight {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(3px); }
}

.dxl-hero__note {
    font-family: var(--dx-font-body);
    font-size: 0.78rem;
    letter-spacing: 0.03em;
    color: var(--dxl-cream-muted);
}

/* Panel contenido (no a sangre): la imagen "Bloqueo de canales" ya
   viene con su propia dirección de arte (negro + trazos ámbar), así
   que no necesita duotono ni intervención de logo encima -- solo un
   leve grano para integrarla con el resto de la identidad cálida. */
.dxl-hero__panel {
    display: flex;
    justify-content: center;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.dxl-hero__panel:hover {
    transform: translateY(-6px);
}

.dxl-hero__visual {
    position: relative;
    width: 100%;
    max-width: 420px;
    aspect-ratio: 4 / 5;
    border-radius: var(--dx-radius-lg);
    overflow: hidden;
    background: var(--dxl-ink);
    box-shadow: 0 30px 60px -20px rgba(23, 15, 10, 0.35);
}

.dxl-hero__visual-photo {
    position: absolute;
    inset: 0;
    background-image: url('../img/diagnostico/hero-blockage.webp');
    background-size: cover;
    background-position: center;
}

.dxl-hero__visual-grain {
    position: absolute;
    inset: 0;
    opacity: 0.1;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    background-size: 180px 180px;
}

/* ---------- Sección 2: Qué se analiza -- tres tarjetas interactivas,
   con la del medio elevada y oscura como acento asimétrico ---------- */
.dxl-value {
    background: var(--dxl-cream);
    padding: 72px 8vw 64px;
}

.dxl-value__head {
    max-width: 780px;
    margin: 0 auto 48px;
    text-align: center;
}

.dxl-value__title {
    font-family: var(--dx-font-heading);
    font-weight: 700;
    line-height: 1.04;
    color: var(--dxl-cream-ink);
    margin: 18px 0 20px;
}

/* "Tres áreas." queda grande y corta arriba; "Una sola Prioridad."
   se escala para ocupar aproximadamente el mismo ancho abajo --
   efecto de pirámide tipográfica en vez de un párrafo corrido. */
.dxl-value__title-line1 {
    display: block;
    font-size: clamp(3.6rem, 6.6vw, 5.6rem);
}

.dxl-value__title-line2 {
    display: block;
    font-size: clamp(2rem, 3.7vw, 3.15rem);
    margin-top: 0.12em;
}

.dxl-value__lede {
    font-family: var(--dx-font-body);
    font-size: 1.08rem;
    line-height: 1.6;
    color: var(--dxl-cream-muted);
    max-width: 520px;
    margin: 0 auto;
}

.dxl-value__grid {
    max-width: 1080px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.dxl-slide-next {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    margin: 48px auto 0;
    border-radius: 50%;
    border: 1px solid var(--dxl-paper-border);
    background: transparent;
    color: var(--dxl-cream-ink);
    cursor: pointer;
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.dxl-slide-next:hover {
    background: var(--dxl-ember);
    border-color: var(--dxl-ember);
    color: #1c0a04;
    transform: translateY(-4px);
}

.dxl-slide-next svg {
    transition: transform 0.3s ease;
}

.dxl-slide-next:hover svg {
    transform: translateX(3px);
}

.dxl-value-card {
    position: relative;
    background: #FFFFFF;
    border: 1px solid var(--dxl-paper-border);
    border-radius: var(--dx-radius-lg);
    padding: 36px 30px;
    text-align: left;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, background 0.4s ease, border-color 0.4s ease;
}

/* La apariencia oscura es el estado hover de cualquier tarjeta -- ya
   no pertenece de forma permanente a una en particular. */
.dxl-value-card:hover {
    background: var(--dxl-ink);
    border-color: transparent;
    transform: translateY(-12px);
    box-shadow: 0 26px 52px -16px rgba(23, 15, 10, 0.4);
}

.dxl-value-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--dxl-ember-soft);
    color: var(--dxl-ember);
    margin-bottom: 24px;
    transition: background 0.4s ease;
}

.dxl-value-card:hover .dxl-value-card__icon {
    background: rgba(255, 75, 35, 0.16);
}

.dxl-value-card:hover .dxl-icon--pulse svg { animation: dxIconPulse 0.6s var(--dx-ease); }
.dxl-value-card:hover .dxl-icon--float svg { animation: dxIconFloat 0.6s var(--dx-ease); }
.dxl-value-card:hover .dxl-icon--spin svg { animation: dxIconSpin 0.7s var(--dx-ease); }

.dxl-value-card__num {
    position: absolute;
    top: 30px;
    right: 30px;
    font-family: var(--dx-font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--dxl-cream-muted);
    transition: color 0.4s ease;
}

.dxl-value-card:hover .dxl-value-card__num {
    color: rgba(247, 243, 236, 0.35);
}

.dxl-value-card h3 {
    font-family: var(--dx-font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dxl-cream-ink);
    margin-bottom: 6px;
    transition: color 0.4s ease;
}

.dxl-value-card:hover h3 {
    color: #F7F3EC;
}

.dxl-value-card__label {
    display: block;
    font-family: var(--dx-font-body);
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--dxl-ember);
    margin-bottom: 18px;
}

.dxl-value-card__q {
    font-family: var(--dx-font-body);
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--dxl-cream-muted);
    transition: color 0.4s ease;
}

.dxl-value-card:hover .dxl-value-card__q {
    color: rgba(247, 243, 236, 0.62);
}

/* ---------- Sección 3: Cierre ---------- */
.dxl-close {
    background: var(--dxl-ink);
    padding: 64px 8vw;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.dxl-close__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 72px;
    align-items: center;
    max-width: 1240px;
    margin: 0 auto;
}

.dxl-close__inner {
    max-width: 560px;
}

.dxl-close__panel {
    display: flex;
    align-items: center;
    justify-content: center;
}

.dxl-close__title {
    font-family: var(--dx-font-heading);
    font-weight: 700;
    font-size: clamp(2.6rem, 4.6vw, 4rem);
    line-height: 1.06;
    letter-spacing: -0.01em;
    color: #F7F3EC;
    margin: 14px 0 36px;
    text-wrap: balance;
}

.dxl-close__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 44px;
}

.dxl-close__list li {
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--dx-font-body);
    font-size: 0.98rem;
    color: rgba(247, 243, 236, 0.82);
}

.dxl-close__list li svg {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    padding: 4px;
    border-radius: 50%;
    background: rgba(255, 75, 35, 0.16);
    color: var(--dxl-ember);
}

/* Frase de cierre: cuerpo normal, sin cursiva -- solo la palabra
   final de un título lleva la fuente serif. */
.dxl-close__closing {
    font-family: var(--dx-font-body);
    font-style: italic;
    font-size: 0.95rem;
    color: rgba(247, 243, 236, 0.5);
    margin-top: 32px;
    max-width: 440px;
}

/* Vista previa del resultado -- reemplaza el genérico "vista previa
   del análisis"; muestra el tipo de contenido real que recibe el
   usuario (título + prioridad + plan), en tonos cálidos, nunca celeste. */
.dxl-preview {
    width: 100%;
    max-width: 360px;
    background: var(--dxl-cream);
    border-radius: var(--dx-radius-lg);
    padding: 36px 32px;
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.55);
}

.dxl-preview__badge {
    display: inline-block;
    padding: 5px 14px;
    background: var(--dxl-ember-soft);
    border-radius: 100px;
    font-family: var(--dx-font-body);
    font-size: 0.66rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--dxl-ember);
    margin-bottom: 18px;
}

.dxl-preview__title {
    font-family: var(--dx-font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dxl-cream-ink);
    line-height: 1.3;
    margin: 0 0 24px;
}

.dxl-preview__priority {
    display: flex;
    gap: 12px;
    background: #FFFFFF;
    border: 1px solid var(--dxl-paper-border);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
}

.dxl-preview__priority-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: var(--dxl-ember-soft);
    color: var(--dxl-ember);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.dxl-preview__priority-label {
    display: block;
    font-family: var(--dx-font-body);
    font-size: 0.64rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--dxl-ember);
    margin-bottom: 5px;
}

.dxl-preview__priority-text {
    display: block;
    font-family: var(--dx-font-body);
    font-size: 0.86rem;
    color: var(--dxl-cream-ink);
    line-height: 1.4;
}

.dxl-preview__foot {
    display: flex;
    align-items: center;
    gap: 9px;
    font-family: var(--dx-font-body);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--dxl-cream-muted);
}

.dxl-preview__foot svg {
    color: var(--dxl-ember);
    flex-shrink: 0;
}

/* ---------- Transición cálido → frío hacia el diagnosticador ---------- */
.dxl-sweep {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: linear-gradient(100deg, #ff4b23 0%, #ff8a3d 32%, #01d1fe 100%);
    transform: scaleX(0);
    transform-origin: left center;
    opacity: 0;
    pointer-events: none;
}

.dxl-sweep.active {
    animation: dxlSweep 0.75s cubic-bezier(0.7, 0, 0.3, 1) forwards;
}

@keyframes dxlSweep {
    0% { transform: scaleX(0); opacity: 1; }
    55% { transform: scaleX(1); opacity: 1; }
    100% { transform: scaleX(1); opacity: 0; }
}

/* ---------- Legibilidad de los controles fijos sobre la landing ---------- */
body.landing-active .dx-back {
    background: rgba(23, 15, 10, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 8px 16px 8px 12px;
    border-radius: 100px;
    color: rgba(247, 243, 236, 0.85);
}

/* En escritorio la barra lateral ocupa los primeros 72px: el botón
   "volver" se corre para no superponerse con la insignia/números. */
@media (min-width: 769px) {
    body.landing-active .dx-back {
        left: 96px;
    }
}

/* Hover discreto y coherente con el resto de la landing -- nunca el
   celeste heredado de .dx-back:hover del diagnosticador. */
body.landing-active .dx-back:hover {
    color: #F7F3EC;
}

body.landing-active .dx-theme-toggle {
    display: none;
}

body.landing-active .dx-main {
    display: none;
}

/* ---------- Arquitectura de slides (solo escritorio): cada sección
   ocupa la pantalla completa y entra/sale en horizontal, como un
   proceso de 3 pasos cortos. En mobile las secciones se quedan en
   flujo normal y se navega con scroll (ver media query al final).
   Va al final de las reglas de sección a propósito: .dxl-hero y
   .dxl-close ya declaran position/overflow propios, y con igual
   especificidad gana la regla que aparece después en la cascada. */
@media (min-width: 769px) {
    body.landing-active,
    html:has(body.landing-active) {
        overflow: hidden;
    }

    .dxl-slide {
        position: fixed;
        inset: 0;
        display: flex;
        flex-direction: column;
        justify-content: center;
        overflow-y: auto;
        transform: translateX(100%);
        transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 1;
    }

    .dxl-slide[data-slide-index="0"] {
        transform: translateX(0);
    }

    .dxl-slide[data-state="active"] {
        transform: translateX(0);
        z-index: 2;
    }

    .dxl-slide[data-state="prev"] {
        transform: translateX(-100%);
        z-index: 1;
    }

    .dxl-slide[data-state="next"] {
        transform: translateX(100%);
        z-index: 1;
    }
}

/* ---------- Movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
    .dxl.exiting { animation: none; opacity: 0; }
    .dxl-sweep.active { animation: none; opacity: 0; }
    .dxl-slide { transition: none; }
    .dxl-cta:hover,
    .dxl-value-card:hover,
    .dxl-slide-next:hover,
    .dxl-rail__link:hover,
    .dxl-hero__panel:hover { transform: none; }
    .dxl-cta:hover::before { animation: none; opacity: 0; }
    .dxl-hero__secondary svg { animation: none; }
    .dxl-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ---------- Mobile: sin arquitectura de slides -- flujo normal con
   scroll, como ya venía funcionando (decisión delegada por el
   cliente: "lo dejo a tu criterio" para la versión mobile). ---------- */
@media (max-width: 768px) {
    .dxl-rail { display: none; }

    .dxl-hero { padding: 96px 24px 56px; }
    .dxl-hero__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .dxl-hero__inner { max-width: 100%; }
    /* En mobile hay menos ancho disponible para una sola línea --
       se reescala para que "Deja de adivinar." siga sin partirse. */
    .dxl-serif--lg { font-size: clamp(1.7rem, 9.5vw, 2.6rem); }
    .dxl-hero__visual { max-width: 100%; aspect-ratio: 4 / 3; }

    .dxl-value { padding: 64px 24px 56px; }
    .dxl-value__title-line1 { font-size: clamp(2.6rem, 12vw, 3.4rem); }
    .dxl-value__title-line2 { font-size: clamp(1.5rem, 7vw, 2rem); }
    .dxl-value__grid { grid-template-columns: 1fr; gap: 18px; }
    .dxl-slide-next { margin-top: 36px; }

    .dxl-close { padding: 64px 24px 72px; }
    .dxl-close__grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .dxl-close__inner { max-width: 100%; }
    .dxl-preview { max-width: 100%; }

    .dxl-cta { width: 100%; justify-content: center; }
    .dxl-hero__ctas { width: 100%; }
    .dxl-hero__secondary { margin: 0 auto; }
}

/* ============================================
   Impresión / Descargar PDF (Resultado)
   Sin dependencias: usa window.print() del navegador.
   Solo aplica bajo @media print, no afecta pantalla.
   ============================================ */
@media print {
    .dx-dot-canvas,
    .dx-cursor-ring,
    .dx-back,
    .dx-theme-toggle,
    .dx-progress-wrap,
    .dxl,
    .dx-result__actions {
        display: none !important;
    }

    .dx-stage::before,
    .dx-stage::after,
    .dx-main::before {
        content: none !important;
        display: none !important;
    }

    html, body {
        background: #fff !important;
    }

    .dx-main,
    .dx-stage,
    .dx-steps {
        display: block !important;
        position: static !important;
        min-height: 0 !important;
        background: #fff !important;
        box-shadow: none !important;
        border: none !important;
    }

    .dx-step:not([data-step="7"]) {
        display: none !important;
    }

    .dx-result {
        max-width: 100%;
        padding: 0;
        text-align: left;
    }

    .dx-result * {
        color: #111 !important;
        text-shadow: none !important;
        box-shadow: none !important;
        background: transparent !important;
        animation: none !important;
    }

    .dx-result__card,
    .dx-result__main-priority,
    .dx-signal,
    .dx-result__plan-item,
    .dx-result__trust-item {
        border: 1px solid #ccc !important;
        break-inside: avoid;
    }

    .dx-result__email-status .dx-result__retry {
        display: none !important;
    }
}