/* ===== TOKENS ===== */
:root {
  --paper: #F7F5F2;
  --paper-2: #F1ECE4;
  --paper-3: #ECE6DC;
  --ink: #1A1715;
  --ink-soft: #5C5650;
  --bordo: #8A2224;
  --bordo-deep: #6E1B1D;
  --bordo-tint: rgba(138, 34, 36, 0.08);
  --azul: #234A84;
  --amber: #D99A18;
  --amber-tint: rgba(217, 154, 24, 0.12);
  --verde: #1E7A38;
  --gris: #4E4E4E;
  --line: #E4DED5;
  --white: #FFFFFF;

  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  --container: 1240px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 1.75rem;
  --radius-sm: 1rem;
  --radius-pill: 999px;

  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  --shadow-sm: 0 1px 2px rgba(26, 23, 21, 0.04);
  --shadow-md: 0 10px 30px -14px rgba(26, 23, 21, 0.14);
  --shadow-lg: 0 30px 70px -24px rgba(26, 23, 21, 0.18);
  --shadow-inset: inset 0 1px 1px rgba(255, 255, 255, 0.6);

  --header-h: 4.5rem;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
img { border-radius: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
em { font-style: italic; }
.section-title em, .hero-title em { font-style: normal; }

/* ===== ACCESSIBILITY ===== */
:focus-visible { outline: 2px solid var(--bordo); outline-offset: 3px; border-radius: 2px; }
.skip-link {
  position: fixed; top: -100%; left: 1rem; z-index: 200;
  background: var(--bordo); color: var(--white);
  padding: 0.75rem 1.25rem; border-radius: var(--radius-pill);
  font-weight: 600; transition: top 0.3s var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ===== LAYOUT ===== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ===== TYPOGRAPHY ===== */
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: inline-block;
}
.eyebrow--bordo { color: var(--accent, var(--bordo)); }
.eyebrow--bordo::before {
  content: '';
  display: inline-block;
  width: 1.5rem;
  height: 2px;
  background: var(--accent, var(--bordo));
  margin-right: 0.75rem;
  vertical-align: middle;
  border-radius: 1px;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-optical-sizing: auto;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-top: 1rem;
}
.section-title em {
  color: var(--accent, var(--bordo));
  font-weight: 600;
}

.section-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.5;
  color: var(--ink);
  margin-top: 1.5rem;
  max-width: 38ch;
}
.section-body {
  color: var(--ink-soft);
  margin-top: 1rem;
  max-width: 42ch;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), background 0.3s var(--ease);
  will-change: transform;
}
.btn--primary {
  background: var(--bordo);
  color: var(--white);
  box-shadow: 0 8px 24px -10px rgba(138, 34, 36, 0.5);
}
.btn--primary:hover {
  background: var(--bordo-deep);
  box-shadow: 0 14px 32px -10px rgba(138, 34, 36, 0.6);
}
.btn:active { transform: scale(0.97); }
.btn--sm { padding: 0.6rem 1.1rem; font-size: 0.85rem; }

.btn-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.15);
  transition: transform 0.4s var(--ease), background 0.3s var(--ease);
}
.btn:hover .btn-arrow {
  transform: translate(2px, -1px);
  background: rgba(255, 255, 255, 0.25);
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0.85rem var(--gutter);
  transition: padding 0.4s var(--ease);
}
.site-header.scrolled {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
.header-inner {
  max-width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.5rem 0.6rem 0.5rem 1.25rem;
  background: rgba(247, 245, 242, 0.78);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.site-header.scrolled .header-inner {
  background: rgba(247, 245, 242, 0.92);
  box-shadow: var(--shadow-md);
}
.brand img { height: 2.4rem; width: auto; transition: height 0.4s var(--ease); }
.site-header.scrolled .brand img { height: 2.1rem; }

.main-nav { display: none; }
.main-nav ul {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.main-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.3s var(--ease);
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1.5px;
  background: var(--bordo);
  transition: width 0.35s var(--ease);
}
.main-nav a:hover { color: var(--bordo); }
.main-nav a:hover::after { width: 100%; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.header-cta { display: none; }

.social { display: flex; gap: 0.5rem; align-items: center; }
.social--header { display: none; }
.social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem; height: 2.1rem;
  border-radius: var(--radius-pill);
  color: var(--ink-soft);
  transition: color 0.3s var(--ease), background 0.3s var(--ease), transform 0.3s var(--ease);
}
.social a:hover { color: var(--bordo); background: var(--bordo-tint); transform: translateY(-1px); }

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 2.4rem; height: 2.4rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  transition: background 0.3s var(--ease);
}
.hamburger span {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.4s var(--ease), opacity 0.3s var(--ease);
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 95;
  background: rgba(247, 245, 242, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease);
}
.mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu nav ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
}
.mobile-menu nav a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--ink);
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), color 0.3s var(--ease);
}
.mobile-menu nav li:nth-child(1) a { transition-delay: 0.1s; }
.mobile-menu nav li:nth-child(2) a { transition-delay: 0.16s; }
.mobile-menu nav li:nth-child(3) a { transition-delay: 0.22s; }
.mobile-menu nav li:nth-child(4) a { transition-delay: 0.28s; }
.mobile-menu nav li:nth-child(5) a { transition-delay: 0.34s; }
.mobile-menu.is-open nav a { opacity: 1; transform: translateY(0); }
.mobile-menu nav a:hover { color: var(--bordo); }
.social--mobile a {
  width: 2.75rem; height: 2.75rem;
  color: var(--ink-soft);
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 0.5s var(--ease) 0.4s, transform 0.5s var(--ease) 0.4s, color 0.3s var(--ease);
}
.mobile-menu.is-open .social--mobile a { opacity: 1; transform: translateY(0); }
.social--mobile a:hover { color: var(--bordo); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100svh;
  padding-top: var(--header-h);
  overflow: hidden;
}
.hero-slider {
  position: absolute;
  inset: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s var(--ease);
  will-change: opacity;
}
.hero-slide.is-active { opacity: 1; }
.hero-slide img {
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  transition: transform 8s var(--ease);
}
.hero-slide.is-active img { transform: scale(1); }
.hero-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(247, 245, 242, 0.96) 0%, rgba(247, 245, 242, 0.82) 38%, rgba(247, 245, 242, 0.25) 70%, rgba(247, 245, 242, 0.1) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  height: 100%;
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  padding-block: 4rem 6rem;
}
.hero-copy {
  max-width: 36rem;
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  position: absolute;
  pointer-events: none;
}
.hero-copy.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  position: relative;
}
.hero-copy .eyebrow { color: var(--bordo); }
.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-optical-sizing: auto;
  font-size: clamp(2.5rem, 6.5vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-top: 1.25rem;
}
.hero-title em {
  color: var(--bordo);
  font-weight: 600;
}
.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  line-height: 1.55;
  color: var(--ink-soft);
  margin-top: 1.5rem;
  max-width: 32rem;
}
.hero-copy .btn { margin-top: 2rem; }

.hero-indicators {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.6rem;
  z-index: 3;
}
.hero-dot {
  width: 2.5rem; height: 3px;
  border-radius: 2px;
  background: rgba(26, 23, 21, 0.15);
  transition: background 0.4s var(--ease), width 0.4s var(--ease);
}
.hero-dot.is-active { background: var(--bordo); width: 3.5rem; }
.hero-dot:hover { background: rgba(138, 34, 36, 0.5); }

/* ===== HEARTBEAT DIVIDER ===== */
.heartbeat-divider {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem var(--gutter);
  opacity: 0.6;
}
.heartbeat-path {
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  transition: stroke-dashoffset 2s var(--ease-out);
}
.heartbeat-divider.reveal.is-visible .heartbeat-path {
  stroke-dashoffset: 0;
}

/* ===== ABOUT ===== */
.about {
  padding-block: clamp(4rem, 9vw, 8rem);
  background: var(--paper);
}
.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}
.about-text { max-width: 42rem; }
.about-signature {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.about-signature:first-of-type { margin-top: 2.5rem; }
.about-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--ink);
}
.about-role {
  font-size: 0.85rem;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}
.about-media-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 5;
}
.about-media-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.about-media-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  pointer-events: none;
  z-index: 2;
}

/* ===== APP BAND ===== */
.app-band {
  padding-block: clamp(4rem, 9vw, 8rem);
  background: var(--paper-2);
  border-block: 1px solid var(--line);
}
.app-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}
.app-text { max-width: 42rem; }
.app-visual { display: flex; justify-content: center; }

.app-mockup {
  width: 100%;
  max-width: 300px;
  background: var(--ink);
  border-radius: 2rem;
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-lg);
  color: var(--white);
}
.mockup-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 1.5rem;
}
.mockup-name { font-weight: 600; color: var(--amber); letter-spacing: 0.06em; }
.mockup-greeting {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.mockup-card {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 1rem;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.mockup-card-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}
.mockup-card-head span:last-child { color: var(--amber); font-weight: 600; }
.mockup-progress {
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}
.mockup-progress-fill {
  height: 100%;
  background: var(--amber);
  border-radius: 2px;
}
.mockup-streak {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 1rem;
}
.mockup-streak-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}
.mockup-streak-label {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
}
.mockup-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.mockup-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.mockup-stat-num {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
}
.mockup-stat-lbl {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== STATS ===== */
.stats {
  padding-block: clamp(4rem, 9vw, 8rem);
  background: var(--paper-2);
  border-block: 1px solid var(--line);
}
.stats-head { max-width: 42rem; margin-bottom: 3.5rem; }
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.stat-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.stat-card--accent {
  background: var(--bordo);
  border-color: var(--bordo);
  color: var(--white);
}
.stat-card--accent .stat-label { color: rgba(255, 255, 255, 0.78); }
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-optical-sizing: auto;
  font-size: clamp(3rem, 7vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--bordo);
}
.stat-card--accent .stat-number { color: var(--white); }
.stat-number--azul { color: var(--azul) !important; }
.stat-number--verde { color: var(--verde) !important; }
.stat-number--amber { color: var(--amber) !important; }
.stat-label {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
  letter-spacing: 0.01em;
}

/* ===== METHOD ===== */
.method {
  padding-block: clamp(4rem, 9vw, 8rem);
  background: var(--paper);
}
.method-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}
.method-text { max-width: 42rem; }
.method-list {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.method-list li {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  font-size: 1.05rem;
  color: var(--ink);
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}
.method-list li:last-child { border-bottom: none; }
.method-step {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent, var(--bordo));
  letter-spacing: 0.02em;
  min-width: 2.5rem;
}
.video-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-3);
  box-shadow: var(--shadow-lg);
}
.video-frame--16x9 { aspect-ratio: 16 / 9; }
.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, var(--paper-3), var(--paper-2));
}
.video-placeholder svg { color: var(--bordo); opacity: 0.7; }
.video-placeholder--vertical { font-size: 0.78rem; gap: 0.75rem; }

/* ===== TESTIMONIALS ===== */
.testimonials {
  padding-block: clamp(4rem, 9vw, 8rem);
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  overflow: hidden;
}
.testimonials-head { max-width: 42rem; margin-bottom: 3rem; }
.testimonials-track {
  position: relative;
  padding-block: 1rem 2rem;
}
.testimonials-rail {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-inline: var(--gutter);
  padding-block: 0.5rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
}
.testimonials-rail::-webkit-scrollbar { display: none; }
.testimonials-rail.dragging { cursor: grabbing; scroll-snap-type: none; }
.testimonial-card {
  flex: 0 0 auto;
  width: min(340px, 80vw);
  scroll-snap-align: start;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.testimonial-video {
  position: relative;
  aspect-ratio: 9 / 16;
  background: var(--paper-3);
}
.testimonial-video .video-placeholder {
  background: linear-gradient(160deg, var(--paper-3), var(--bordo-tint));
}
.testimonial-body {
  padding: 1.5rem 1.5rem 1.75rem;
}
.testimonial-quote {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.45;
  color: var(--ink);
  font-style: italic;
}
.testimonial-name {
  margin-top: 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent, var(--bordo));
  letter-spacing: 0.02em;
}
.testimonials-nav {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.carousel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem; height: 3rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  transition: background 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.carousel-btn:hover {
  background: var(--bordo);
  color: var(--white);
  border-color: var(--bordo);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.carousel-btn:active { transform: translateY(0) scale(0.95); }
.carousel-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding-top: clamp(4rem, 7vw, 6rem);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}
.footer-brand { position: relative; }
.footer-logo { height: 3rem; width: auto; margin-bottom: 1.25rem; }
.footer-tagline {
  color: var(--ink-soft);
  max-width: 32ch;
  font-size: 0.95rem;
}
.footer-title {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bordo);
  margin-bottom: 1.25rem;
}
.footer-list { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-list a, .footer-list li {
  color: var(--ink-soft);
  font-size: 0.95rem;
  transition: color 0.3s var(--ease);
}
.footer-list a:hover { color: var(--bordo); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-block: 1.75rem;
}
.footer-bottom .container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.footer-credit { letter-spacing: 0.04em; }

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.25rem 0.85rem 0.85rem;
  background: var(--verde);
  color: var(--white);
  border-radius: var(--radius-pill);
  box-shadow: 0 12px 32px -10px rgba(30, 122, 56, 0.5);
  font-weight: 600;
  font-size: 0.9rem;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
  animation: wa-pulse 3s var(--ease-in-out) infinite;
}
.whatsapp-fab:hover {
  transform: scale(1.04);
  box-shadow: 0 16px 40px -10px rgba(30, 122, 56, 0.6);
  animation: none;
}
.whatsapp-fab:active { transform: scale(0.97); }
.whatsapp-fab-label { display: none; }
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 12px 32px -10px rgba(30, 122, 56, 0.5), 0 0 0 0 rgba(30, 122, 56, 0.4); }
  50% { box-shadow: 0 12px 32px -10px rgba(30, 122, 56, 0.5), 0 0 0 12px rgba(30, 122, 56, 0); }
}

/* ===== REVEAL ANIMATION ===== */
.reveal {
  opacity: 0;
  transform: translateY(2rem);
  filter: blur(6px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out), filter 0.9s var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* ===== SCROLL PROGRESS ===== */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--bordo);
  z-index: 200;
  transform-origin: left;
  will-change: width;
}

/* ===== STAGGER REVEAL ===== */
.reveal-stagger .stagger-item {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  will-change: opacity, transform;
}
.reveal-stagger.is-visible .stagger-item {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger.is-visible .stagger-item:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.is-visible .stagger-item:nth-child(2) { transition-delay: 0.09s; }
.reveal-stagger.is-visible .stagger-item:nth-child(3) { transition-delay: 0.18s; }
.reveal-stagger.is-visible .stagger-item:nth-child(4) { transition-delay: 0.27s; }
.reveal-stagger.is-visible .stagger-item:nth-child(5) { transition-delay: 0.36s; }
.reveal-stagger.is-visible .stagger-item:nth-child(6) { transition-delay: 0.45s; }

/* ===== TITLE MASK REVEAL ===== */
.title-mask {
  overflow: hidden;
  padding-block: 0.1em 0.05em;
  margin-top: 1rem;
}
.title-mask .section-title {
  margin-top: 0;
  transform: translateY(115%);
  transition: transform 0.9s var(--ease-out);
  transition-delay: 0.08s;
  will-change: transform;
}
.reveal-stagger.is-visible .title-mask .section-title {
  transform: translateY(0);
}

/* ===== IMAGE CLIP-PATH REVEAL ===== */
.reveal-img {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1s var(--ease-out);
  will-change: clip-path;
}
.reveal-img.is-visible {
  clip-path: inset(0 0 0 0);
}
.reveal-img .about-media-frame img,
.reveal-img .video-frame .video-placeholder {
  transform: scale(1.18);
  transition: transform 1.5s var(--ease-out);
  will-change: transform;
}
.reveal-img.is-visible .about-media-frame img,
.reveal-img.is-visible .video-frame .video-placeholder {
  transform: scale(1);
}

/* ===== RESPONSIVE: SM ===== */
@media (min-width: 640px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .whatsapp-fab-label { display: inline; }
}

/* ===== RESPONSIVE: MD ===== */
@media (min-width: 768px) {
  .main-nav { display: block; }
  .social--header { display: flex; }
  .header-cta { display: inline-flex; }
  .hamburger { display: none; }

  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
  .about-media { order: 2; }

  .app-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .stats-grid { grid-template-columns: 1fr 1fr 1fr 1fr; }
  .stat-card--accent { grid-column: span 1; }

  .method-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 3rem;
  }
  .footer-brand { grid-column: auto; }
  .footer-bottom .container {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ===== RESPONSIVE: LG ===== */
@media (min-width: 1024px) {
  .hero-copy { max-width: 40rem; }
  .hero-title { font-size: clamp(3.5rem, 5.5vw, 5.5rem); }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; filter: none; }
  .reveal-stagger .stagger-item { opacity: 1; transform: none; }
  .title-mask .section-title { transform: none; }
  .reveal-img { clip-path: inset(0 0 0 0); }
  .reveal-img .about-media-frame img, .reveal-img .video-frame .video-placeholder { transform: none; }
  .scroll-progress { display: none; }
  .hero-slide img { transform: none; }
  .heartbeat-path { stroke-dashoffset: 0; }
  .whatsapp-fab { animation: none; }
}