/* ═══════════════════════════════════════════════════════════
   HijoSeguro Landing — Design System (HSC Brand)
   Fuente: DM Sans · Dark Navy · Magenta CTAs
   ═══════════════════════════════════════════════════════════ */

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

:root {
  /* HSC Colors */
  --magenta: #FF4D8D;
  --magenta-light: #FF6FA3;
  --magenta-dark: #E03A75;
  --purple: #b83dff;
  --navy: #0F1120;
  --navy-2: #1A1D33;
  --slate: #3D4466;
  /* HijoSeguro accent */
  --hs-blue: #3D7BF4;
  --hs-blue-light: #6B9EFF;
  --hs-teal: #00C9B1;
  /* State */
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --whatsapp: #25D366;
  /* Text */
  --text: #ffffff;
  --text-secondary: rgba(255,255,255,0.65);
  --text-muted: rgba(255,255,255,0.4);
  /* Surfaces */
  --surface: rgba(255,255,255,0.04);
  --surface-hover: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  /* Gradients */
  --grad-magenta: linear-gradient(135deg, #FF4D8D, #FF6FA3);
  --grad-hero: linear-gradient(160deg, #0F1120, #1A1D33, #2A2D4A);
  --grad-blue: linear-gradient(135deg, #3D7BF4, #00C9B1);
  /* Typography */
  --fs-display: clamp(2.5rem, 5vw, 4rem);
  --fs-h1: clamp(2rem, 4vw, 3rem);
  --fs-h2: clamp(1.75rem, 3vw, 2.5rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.5rem);
  --fs-body: 1rem;
  --fs-sm: 0.875rem;
  /* Spacing */
  --section-py: clamp(4rem, 8vw, 7rem);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 50px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--navy);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Utils ──────────────────────────────────────────────────── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }
.section    { padding: var(--section-py) 0; }

.gradient-text {
  background: var(--grad-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border: none; border-radius: var(--radius-pill);
  padding: 11px 26px; font-size: var(--fs-sm);
  font-weight: 600; font-family: inherit;
  cursor: pointer; text-decoration: none;
  transition: all 250ms ease; white-space: nowrap;
}
.btn--primary {
  background: var(--grad-magenta);
  color: #fff;
  box-shadow: 0 4px 20px rgba(255,77,141,0.3);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255,77,141,0.45);
}
.btn--secondary {
  background: transparent;
  border: 1.5px solid rgba(255,77,141,0.4);
  color: var(--magenta);
}
.btn--secondary:hover {
  background: rgba(255,77,141,0.08);
  border-color: var(--magenta);
}
.btn--lg { padding: 14px 32px; font-size: 1rem; }
.btn--full { width: 100%; justify-content: center; }

/* ── Section Header ─────────────────────────────────────────── */
.section__header {
  text-align: center; margin-bottom: 3.5rem;
}
.section__badge {
  display: inline-block;
  background: rgba(255,77,141,0.12);
  color: var(--magenta);
  border: 1px solid rgba(255,77,141,0.25);
  border-radius: var(--radius-pill);
  padding: 5px 16px; font-size: var(--fs-sm);
  font-weight: 600; margin-bottom: 1rem;
}
.section__title {
  font-size: var(--fs-h2); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 1rem;
  line-height: 1.2;
}
.section__sub { color: var(--text-secondary); max-width: 560px; margin: 0 auto; }

/* ═══════════ NAVBAR ════════════════════════════════════════ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 1rem 0;
  transition: background 300ms ease, backdrop-filter 300ms ease;
}
.navbar.scrolled {
  background: rgba(15,17,32,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.navbar__inner {
  display: flex; align-items: center;
  justify-content: space-between; gap: 2rem;
}
/* Logo */
.logo {
  display: flex; align-items: center; gap: 0.65rem;
  text-decoration: none; flex-shrink: 0;
}
.logo__icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--grad-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 0 20px rgba(61,123,244,0.3);
}
.logo__icon--sm { width: 28px; height: 28px; border-radius: 7px; font-size: 1rem; }
.logo__text {
  font-weight: 700; font-size: 1.1rem;
  letter-spacing: -0.02em; color: #fff;
}
.logo__text span { color: var(--hs-blue); }

/* Nav links */
.nav__links {
  display: flex; align-items: center; gap: 2rem;
}
.nav__links a {
  color: var(--text-secondary); text-decoration: none;
  font-size: var(--fs-sm); font-weight: 500;
  transition: color 200ms;
}
.nav__links a:hover { color: #fff; }

.navbar__cta { display: flex; align-items: center; gap: 1rem; }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
  width: 22px; height: 2px;
  background: #fff; border-radius: 2px;
  transition: all 250ms;
}

/* ═══════════ HERO ══════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  background: var(--grad-hero);
  position: relative; overflow: hidden;
  padding: 7rem 0 4rem;
}
.hero__bg-orbs { position: absolute; inset: 0; pointer-events: none; }
.orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: 0.18;
}
.orb--1 {
  width: 500px; height: 500px;
  background: var(--hs-blue);
  top: -100px; right: -100px;
}
.orb--2 {
  width: 300px; height: 300px;
  background: var(--magenta);
  bottom: 50px; left: -80px;
}
.orb--3 {
  width: 200px; height: 200px;
  background: var(--hs-teal);
  top: 40%; left: 40%;
}
.hero__inner {
  display: grid; grid-template-columns: 1fr 1fr;
  align-items: center; gap: 4rem; position: relative;
}
.hero__content { display: flex; flex-direction: column; gap: 1.5rem; }

.badge {
  display: inline-flex; align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 14px; font-size: var(--fs-sm);
  color: var(--text-secondary); width: fit-content;
}
.hero__title {
  font-size: var(--fs-display); font-weight: 700;
  letter-spacing: -0.03em; line-height: 1.1;
}
.hero__subtitle { color: var(--text-secondary); font-size: 1.1rem; max-width: 480px; }
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero__stats {
  display: flex; align-items: center; gap: 1.5rem;
  padding-top: 0.5rem;
}
.stat { text-align: center; }
.stat__num { display: block; font-size: 1.5rem; font-weight: 700; color: var(--hs-blue-light); }
.stat__label { font-size: 0.75rem; color: var(--text-muted); }
.stat__divider { width: 1px; height: 36px; background: var(--border); }

/* Phone mockup */
.hero__visual { display: flex; justify-content: center; }
.phone-mockup { position: relative; }
.phone-glow {
  position: absolute; inset: -20px;
  background: radial-gradient(ellipse at center, rgba(61,123,244,0.2) 0%, transparent 70%);
  pointer-events: none;
}
.phone-mockup__frame {
  width: 260px; height: 530px;
  background: #0a0c18;
  border-radius: 40px;
  border: 2px solid rgba(255,255,255,0.12);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
  position: relative;
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.phone-mockup__screen { height: 100%; padding: 12px; }
.app-preview { height: 100%; display: flex; flex-direction: column; gap: 10px; }
.app-preview__header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 4px;
}
.app-preview__greeting { font-size: 0.7rem; font-weight: 600; }
.app-preview__notif { font-size: 1rem; }
.app-preview__map { flex: 1; border-radius: 14px; overflow: hidden; position: relative; }
.map-bg {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #1a2744 0%, #0e1a2e 100%);
  position: relative; overflow: hidden;
}
.map-bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 20px 20px;
}
.map-pin {
  position: absolute;
  display: flex; flex-direction: column; align-items: center;
  gap: 2px; font-size: 0.9rem;
  animation: pulse-pin 2s ease-in-out infinite;
}
.map-pin span {
  background: rgba(0,0,0,0.7); color: #fff;
  font-size: 0.5rem; padding: 1px 5px;
  border-radius: 4px; font-weight: 600;
}
.map-pin--1 { top: 30%; left: 35%; animation-delay: 0s; }
.map-pin--2 { top: 55%; right: 25%; animation-delay: 1s; }
@keyframes pulse-pin {
  0%,100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}
.map-zone {
  position: absolute; top: 20%; left: 25%;
  width: 80px; height: 80px;
  border-radius: 50%;
  border: 2px dashed rgba(61,123,244,0.5);
  background: rgba(61,123,244,0.08);
}
.app-preview__cards { display: flex; flex-direction: column; gap: 6px; }
.mini-card {
  display: flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 10px; padding: 8px 10px;
  border: 1px solid rgba(255,255,255,0.08);
}
.mini-card span { font-size: 1rem; }
.mini-card__title { font-size: 0.6rem; font-weight: 600; }
.mini-card__time { font-size: 0.5rem; color: var(--text-muted); }
.mini-card--green { border-color: rgba(16,185,129,0.3); }
.mini-card--blue { border-color: rgba(61,123,244,0.3); }

/* ═══════════ TRUST BAR ══════════════════════════════════════ */
.trust-bar {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.trust-bar__inner {
  display: flex; align-items: center; gap: 2.5rem; overflow: hidden;
}
.trust-bar__label { color: var(--text-muted); font-size: var(--fs-sm); white-space: nowrap; }
.trust-logos {
  display: flex; gap: 2rem; align-items: center; overflow: hidden;
}
.trust-logo {
  color: var(--text-muted); font-size: var(--fs-sm);
  font-weight: 500; white-space: nowrap;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
}

/* ═══════════ FEATURES ═══════════════════════════════════════ */
.features { background: var(--navy); }
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  transition: all 300ms ease;
  position: relative; overflow: hidden;
}
.feature-card:hover {
  background: var(--surface-hover);
  border-color: rgba(61,123,244,0.3);
  transform: translateY(-4px);
}
.feature-card--highlight {
  background: linear-gradient(135deg, rgba(61,123,244,0.12), rgba(0,201,177,0.06));
  border-color: rgba(61,123,244,0.3);
}
.feature-card__icon { font-size: 2rem; margin-bottom: 1rem; display: block; }
.feature-card h3 {
  font-size: 1.05rem; font-weight: 700;
  margin-bottom: 0.6rem; letter-spacing: -0.02em;
}
.feature-card p { color: var(--text-secondary); font-size: var(--fs-sm); line-height: 1.7; }
.feature-card__badge {
  position: absolute; top: 1rem; right: 1rem;
  background: var(--grad-magenta);
  color: #fff; font-size: 0.7rem; font-weight: 700;
  padding: 3px 10px; border-radius: var(--radius-pill);
}

/* ═══════════ HOW IT WORKS ═══════════════════════════════════ */
.how { background: linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%); }
.steps {
  display: flex; align-items: center;
  gap: 0; max-width: 900px; margin: 0 auto;
}
.step {
  flex: 1; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.step__num {
  width: 60px; height: 60px;
  background: var(--grad-blue);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 0 30px rgba(61,123,244,0.3);
}
.step__content h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.4rem; }
.step__content p { font-size: var(--fs-sm); color: var(--text-secondary); }
.step__connector {
  height: 2px; flex: 0.5; max-width: 80px;
  background: linear-gradient(90deg, var(--hs-blue), var(--hs-teal));
  opacity: 0.4; margin-bottom: 3.5rem;
}

/* ═══════════ PLANS ══════════════════════════════════════════ */
.plans { background: var(--navy); }
.plans__grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem; align-items: start;
}
.plan-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem 1.75rem;
  position: relative; transition: all 300ms;
}
.plan-card:hover { transform: translateY(-4px); }
.plan-card--popular {
  background: linear-gradient(135deg, rgba(61,123,244,0.1), rgba(0,201,177,0.05));
  border-color: rgba(61,123,244,0.4);
  box-shadow: 0 0 40px rgba(61,123,244,0.1);
}
.plan-card__popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--grad-blue);
  color: #fff; font-size: 0.75rem; font-weight: 700;
  padding: 4px 16px; border-radius: var(--radius-pill);
  white-space: nowrap;
}
.plan-card__header { margin-bottom: 1.5rem; }
.plan-card__name { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.4rem; }
.plan-card__trial {
  display: inline-block;
  background: rgba(16,185,129,0.12);
  color: var(--success); border: 1px solid rgba(16,185,129,0.25);
  border-radius: var(--radius-pill);
  padding: 3px 12px; font-size: 0.75rem; font-weight: 600;
  margin-bottom: 0.8rem;
}
.plan-card__price {
  display: flex; align-items: baseline; gap: 0.25rem;
  margin-bottom: 0.25rem;
}
.plan-card__price > span:first-child {
  font-size: 2rem; font-weight: 800; letter-spacing: -0.03em;
}
.plan-card__period { font-size: 0.85rem; color: var(--text-secondary); }
.plan-card__after { font-size: 0.7rem; color: var(--text-muted); }
.plan-card__features {
  list-style: none; margin-bottom: 1.75rem;
  display: flex; flex-direction: column; gap: 0.65rem;
}
.plan-card__features li { font-size: var(--fs-sm); color: var(--text-secondary); }
.plan-card__features li:has(span) { }

/* ═══════════ TESTIMONIALS ═══════════════════════════════════ */
.testimonials { background: var(--navy-2); }
.testimonials__grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all 300ms;
}
.testimonial-card:hover { transform: translateY(-3px); }
.testimonial-card--featured {
  background: linear-gradient(135deg, rgba(255,77,141,0.08), rgba(61,123,244,0.06));
  border-color: rgba(255,77,141,0.25);
}
.testimonial-card__stars { font-size: 0.85rem; margin-bottom: 1rem; }
.testimonial-card p {
  color: var(--text-secondary); font-size: var(--fs-sm);
  line-height: 1.7; margin-bottom: 1.25rem;
  font-style: italic;
}
.testimonial-card__author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-card__avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--grad-magenta);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; flex-shrink: 0;
}
.testimonial-card__name { font-size: var(--fs-sm); font-weight: 600; }
.testimonial-card__location { font-size: 0.75rem; color: var(--text-muted); }

/* ═══════════ FAQ ════════════════════════════════════════════ */
.faq { background: var(--navy); }
.faq__inner { max-width: 760px; margin: 0 auto; }
.faq__list { display: flex; flex-direction: column; gap: 0.75rem; }
.faq__item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden; cursor: pointer;
  transition: border-color 200ms;
}
.faq__item:hover { border-color: rgba(61,123,244,0.3); }
.faq__item.open { border-color: rgba(61,123,244,0.4); }
.faq__question {
  padding: 1.1rem 1.5rem;
  font-size: var(--fs-sm); font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem;
}
.faq__icon {
  color: var(--magenta); font-size: 1.2rem; font-weight: 400;
  transition: transform 250ms; flex-shrink: 0;
}
.faq__item.open .faq__icon { transform: rotate(45deg); }
.faq__answer {
  max-height: 0; overflow: hidden;
  transition: max-height 350ms ease, padding 350ms ease;
  padding: 0 1.5rem;
  color: var(--text-secondary); font-size: var(--fs-sm); line-height: 1.7;
}
.faq__item.open .faq__answer { max-height: 200px; padding: 0 1.5rem 1.25rem; }

/* ═══════════ CTA FINAL ══════════════════════════════════════ */
.cta-final {
  background: var(--navy-2);
  text-align: center; position: relative; overflow: hidden;
}
.cta-final__orb {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 600px; height: 300px;
  background: radial-gradient(ellipse, rgba(61,123,244,0.15), transparent 70%);
  pointer-events: none;
}
.cta-final__inner {
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: 1.25rem;
}
.cta-final__title {
  font-size: var(--fs-h1); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.15;
}
.cta-final__sub { color: var(--text-secondary); max-width: 500px; }

/* ═══════════ FOOTER ═════════════════════════════════════════ */
.footer { background: #080a12; padding: 4rem 0 0; }
.footer__inner {
  display: grid; grid-template-columns: 1.5fr 2fr;
  gap: 4rem; margin-bottom: 3rem;
}
.footer__brand { display: flex; flex-direction: column; gap: 1rem; }
.footer__brand p { font-size: var(--fs-sm); color: var(--text-secondary); max-width: 280px; }
.footer__social { display: flex; gap: 0.75rem; }
.footer__social a {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); text-decoration: none;
  transition: all 200ms;
}
.footer__social a:hover { color: var(--magenta); border-color: var(--magenta); }
.footer__links { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; }
.footer__col { display: flex; flex-direction: column; gap: 0.75rem; }
.footer__col h4 { font-size: var(--fs-sm); font-weight: 700; margin-bottom: 0.25rem; }
.footer__col a {
  color: var(--text-secondary); text-decoration: none;
  font-size: var(--fs-sm); transition: color 200ms;
}
.footer__col a:hover { color: var(--magenta); }
.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0;
}
.footer__bottom-inner {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 0.75rem;
  font-size: 0.8rem; color: var(--text-muted);
}
.footer__dev a {
  color: var(--text-secondary); text-decoration: none;
  transition: color 200ms;
}
.footer__dev a:hover { color: #fff; }
.footer__dev strong { font-weight: 700; }
.footer__dev span { color: var(--magenta); }

/* ═══════════ WHATSAPP FLOAT ═════════════════════════════════ */
.whatsapp-float {
  position: fixed; bottom: 1.75rem; right: 1.75rem; z-index: 200;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--whatsapp);
  display: flex; align-items: center; justify-content: center;
  color: #fff; text-decoration: none;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all 250ms;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 30px rgba(37,211,102,0.55);
}

/* ═══════════ RESPONSIVE ═════════════════════════════════════ */
@media (max-width: 1024px) {
  .features__grid { grid-template-columns: repeat(2,1fr); }
  .plans__grid { grid-template-columns: repeat(2,1fr); }
  .testimonials__grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 70px; left: 0; right: 0;
    background: rgba(15,17,32,0.98);
    backdrop-filter: blur(20px);
    padding: 1.5rem; gap: 1.25rem;
    border-bottom: 1px solid var(--border);
  }
  .hamburger { display: flex; }
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__content { align-items: center; }
  .hero__subtitle { text-align: center; }
  .hero__stats { justify-content: center; }
  .hero__visual { display: none; }
  .features__grid { grid-template-columns: 1fr; }
  .plans__grid { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .steps { flex-direction: column; gap: 2rem; }
  .step__connector { width: 2px; height: 40px; max-width: none; margin-bottom: 0; }
  .footer__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__links { grid-template-columns: repeat(2,1fr); }
  .footer__bottom-inner { flex-direction: column; text-align: center; }
  .trust-bar__inner { flex-direction: column; gap: 1rem; }
  .trust-logos { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; width: 100%; }
  .hero__actions .btn { justify-content: center; }
  .footer__links { grid-template-columns: 1fr; }
}

/* ═══════════ ANIMATIONS ════════════════════════════════════ */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 600ms ease, transform 600ms ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }