/* =====================================================
   MÉTODO MODREGO — Landing 2026
   Dark & Premium · Mobile-first · Brand-accurate
===================================================== */

/* ── RESET ── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { background: var(--black); color: var(--white); font-family: var(--font-body); overflow-x: hidden; line-height: 1.5; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── ANIMACIONES ── */
@keyframes floatPhone {
  0%, 100% { transform: translateX(-50%) translateY(0px); }
  50%       { transform: translateX(-50%) translateY(-8px); }
}
@keyframes floatLeft {
  0%, 100% { transform: rotate(-10deg) translateY(12px); }
  50%       { transform: rotate(-10deg) translateY(4px); }
}
@keyframes floatRight {
  0%, 100% { transform: rotate(10deg) translateY(12px); }
  50%       { transform: rotate(10deg) translateY(4px); }
}
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 24px 64px rgba(0,0,0,0.7), 0 0 0 1px rgba(196,160,82,0.3), 0 0 40px rgba(196,160,82,0.12); }
  50%       { box-shadow: 0 24px 64px rgba(0,0,0,0.7), 0 0 0 1px rgba(196,160,82,0.5), 0 0 60px rgba(196,160,82,0.22); }
}
@keyframes btnGlow {
  0%, 100% { box-shadow: 0 6px 24px rgba(5,150,105,0.35), 0 0 0 0 rgba(52,211,153,0); }
  50%       { box-shadow: 0 10px 40px rgba(5,150,105,0.70), 0 0 0 10px rgba(52,211,153,0.10); }
}
@keyframes btnShine {
  0%        { left: -80%; }
  60%, 100% { left: 130%; }
}

/* ── BRAND TOKENS ── */
:root {
  --black:       #080808;
  --dark:        #0f0f0f;
  --dark2:       #161616;
  --navy:        #1e2347;
  --navy-light:  #2D3561;

  --gold:        #C4A052;
  --gold-light:  #DEC078;
  --gold-dark:   #896830;
  --gold-dim:    rgba(196,160,82,0.14);
  --gold-grad:   linear-gradient(180deg, #E8D090 0%, #C8A04A 45%, #896830 100%);
  --gold-grad-h: linear-gradient(90deg,  #E8D090 0%, #C8A04A 45%, #896830 100%);

  --white:       #FFFFFF;
  --gray:        #777777;
  --gray-light:  #AAAAAA;
  --green-wa:    #25D366;

  --font-display: 'Poppins', sans-serif;
  --font-body:    'Poppins', sans-serif;

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 24px;
  --r-xl: 36px;
}

/* ── GRADIENT TEXT UTILITY ── */
.gold {
  background: var(--gold-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gold-line {
  background: var(--gold-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.white-line { color: var(--white); }

/* ── SHARED TYPOGRAPHY ── */
.section-header { text-align: center; margin-bottom: 3rem; padding: 0 1.5rem; }
.section-eyebrow {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 0.6rem; display: block;
}
.section-header h2 {
  font-family: var(--font-display); font-size: clamp(2.2rem, 9vw, 3.8rem);
  font-weight: 800;  letter-spacing: 0.01em; line-height: 1.05; margin-bottom: 0.75rem;
}
.section-sub { color: var(--gray-light); font-size: 0.93rem; max-width: 500px; margin: 0 auto; line-height: 1.65; }
.section-sub em {  color: var(--white); }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #34d399 0%, #059669 100%); color: #fff;
  font-family: var(--font-body); font-weight: 800; font-size: 0.82rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.95rem 2rem; border-radius: 2rem;
  box-shadow: 0 6px 24px rgba(5,150,105,0.35);
  animation: btnGlow 2.5s ease-in-out infinite;
  transition: filter 0.25s, transform 0.25s;
}
/* Shine sweep */
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%; left: -80%;
  width: 55%; height: 200%;
  background: linear-gradient(to right, transparent 0%, rgba(255,255,255,0.28) 50%, transparent 100%);
  transform: skewX(-18deg);
  animation: btnShine 3.2s ease-in-out infinite;
  pointer-events: none;
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-2px); }
.btn-large { font-size: 0.92rem; padding: 1.1rem 2.6rem; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(255,255,255,0.05); color: rgba(255,255,255,0.75);
  font-family: var(--font-body); font-weight: 600; font-size: 0.82rem;
  letter-spacing: 0.06em; padding: 0.95rem 2rem; border-radius: 2rem;
  border: 1.5px solid rgba(255,255,255,0.22);
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.btn-ghost:hover { background: rgba(255,255,255,0.10); border-color: rgba(255,255,255,0.38); color: #fff; }


/* =====================================================
   NAVBAR
===================================================== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  padding: 0.9rem 1.5rem;
  transform: translateY(-100%);
  transition: transform 0.4s ease, background 0.4s ease, box-shadow 0.4s ease;
}
.navbar.visible {
  transform: translateY(0);
  background: rgba(8,8,8,0.88);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.navbar-inner { display: flex; align-items: center; justify-content: space-between; max-width: 1100px; margin: 0 auto; gap: 1rem; }
.navbar-logo-img { height: 20px; width: auto; }
.navbar-links { display: none; gap: 2rem; }
.navbar-links a { font-size: 0.82rem; font-weight: 600; color: var(--gray-light); transition: color 0.2s; }
.navbar-links a:hover { color: var(--white); }
.navbar-cta {
  display: inline-block; white-space: nowrap; flex-shrink: 0;
  background: linear-gradient(135deg, #34d399 0%, #059669 100%); color: #fff;
  font-weight: 800; font-size: 0.72rem; letter-spacing: 0.07em; text-transform: uppercase;
  padding: 0.55rem 1.1rem; border-radius: 2rem;
  box-shadow: 0 4px 14px rgba(5,150,105,0.3);
  transition: filter 0.2s, transform 0.2s;
}
.navbar-cta:hover { filter: brightness(1.1); transform: translateY(-1px); }

@media (min-width: 768px) { .navbar-links { display: flex; } }


/* =====================================================
   HERO
===================================================== */
#hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  overflow: hidden; background: transparent;
}
#particles-canvas {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  width: 100% !important; height: 100% !important;
  /* Force GPU compositing layer — prevents scroll-flicker on iOS/mobile */
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.hero-bg-overlay {
  position: absolute; inset: 0; z-index: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 100%, rgba(45,53,97,0.35) 0%, transparent 70%);
}
.hero-content {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  gap: 2rem; padding: 6rem 1.5rem 4rem;
  width: 100%; max-width: 1100px; margin: 0 auto; text-align: center;
}
/* Columna izquierda (usada en desktop) */
.hero-left-col {
  display: flex; flex-direction: column; align-items: center;
  gap: 1.8rem; width: 100%; text-align: center;
}
.hero-icon { height: 28px; width: auto; margin-bottom: -0.25rem; opacity: 0.9; }
.hero-logo-text { height: clamp(80px, 18vw, 140px); width: auto; }
.hero-headline {
  margin: 0; line-height: 1; width: 100%; text-align: center;
}
.hero-logo-headline {
  display: block;
  width: clamp(280px, 80vw, 480px);
  max-width: 100%; height: auto; margin: 0 auto;
  filter: drop-shadow(0 4px 28px rgba(0,0,0,0.5));
}
.hero-sub {
  color: var(--white); font-weight: 700;
  font-size: 1rem; line-height: 1.7; max-width: 440px;
  text-align: center;
}
.br-desktop { display: none; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.hero-stats { display: flex; align-items: center; gap: 2.5rem; margin-top: 0.25rem; }
.hero-stat { text-align: center; }
.hero-stat-num {
  display: block; font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2.4rem, 10vw, 3.2rem); line-height: 1;
  background: var(--gold-grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  font-variant-numeric: tabular-nums;
  min-width: 4ch;
}
.hero-stat-suf {
  font-family: var(--font-display); font-weight: 800; 
  font-size: clamp(1.8rem, 7vw, 2.4rem);
  background: var(--gold-grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-stat-lbl { display: block; font-size: 0.68rem; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 0.2rem; }
.hero-stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.12); }

/* ── Hero composition image ── */
.hero-phones {
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; perspective: 1400px;
  width: 100%; max-width: 420px; margin: 0 auto;
}
.hero-composition-img {
  width: 100%; height: auto; display: block;
  filter: drop-shadow(0 40px 80px rgba(0,0,0,0.65)) drop-shadow(0 0 50px rgba(196,160,82,0.12));
  will-change: transform; transform-style: preserve-3d;
  transform: translateZ(0); backface-visibility: hidden;
}

/* iPhone mockup */
.hero-phone { perspective: 1000px; }
.iphone-mockup {
  width: 230px; height: 470px;
  background: linear-gradient(160deg, #2a2a2e 0%, #141418 100%);
  border-radius: var(--r-xl); border: 1.5px solid rgba(255,255,255,0.11);
  padding: 0 10px 20px; position: relative;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.8), 0 40px 80px rgba(0,0,0,0.7), inset 0 1px 0 rgba(255,255,255,0.1);
  transform-style: preserve-3d; transition: transform 0.1s ease-out;
}
.iphone-notch { width: 90px; height: 7px; background: #1a1a1e; border-radius: 0 0 6px 6px; margin: 0 auto 8px; }
.iphone-home-bar { position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%); width: 100px; height: 4px; background: rgba(255,255,255,0.22); border-radius: 2px; }
.iphone-screen { width: 100%; height: calc(100% - 26px); background: linear-gradient(160deg, #1a1f55 0%, #0d0d14 100%); border-radius: 26px; overflow: hidden; }
/* Real screenshot mode */
.iphone-screen-img { background: #0b0f1e; position: relative; overflow: hidden; }
.app-screenshot-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top center; display: block; }
.iphone-mockup.small { width: 180px; height: 370px; border-radius: 30px; }
.iphone-mockup.small .iphone-screen { border-radius: 22px; }
.small-notch { width: 70px; height: 6px; border-radius: 0 0 5px 5px; margin: 0 auto 6px; background: #1a1a1e; }
.small-bar { width: 80px; height: 3px; }

/* App preview content */
.app-preview-hero { padding: 14px 12px; height: 100%; display: flex; flex-direction: column; gap: 8px; }
.app-header-bar { display: flex; align-items: center; gap: 6px; padding-bottom: 8px; border-bottom: 1px solid rgba(196,160,82,0.2); }
.app-logo-text { font-family: var(--font-display); font-size: 0.75rem; letter-spacing: 0.1em; color: var(--gold); background: var(--gold-dim); padding: 2px 5px; border-radius: 4px; }
.app-title-text { font-size: 0.65rem; font-weight: 700; color: var(--white); }
.app-welcome { font-size: 0.7rem; font-weight: 600; color: var(--gray-light); }
.app-progress-card { background: rgba(255,255,255,0.05); border-radius: 8px; padding: 8px 10px; }
.progress-label { font-size: 0.6rem; color: var(--gray); margin-bottom: 5px; }
.progress-bar-track { height: 4px; background: rgba(255,255,255,0.1); border-radius: 2px; overflow: hidden; margin-bottom: 4px; }
.progress-bar-fill { height: 100%; width: 33%; background: linear-gradient(90deg, var(--navy-light), var(--gold)); border-radius: 2px; }
.progress-percent { font-size: 0.55rem; color: var(--gold); text-align: right; }
.app-stats-row { display: flex; gap: 6px; }
.app-mini-stat { flex: 1; background: rgba(255,255,255,0.04); border-radius: 6px; padding: 6px 4px; display: flex; flex-direction: column; align-items: center; gap: 2px; }
.mini-icon { font-size: 0.8rem; }
.mini-val { font-size: 0.6rem; font-weight: 700; color: var(--gold); }
.mini-lbl { font-size: 0.5rem; color: var(--gray); }
.app-today { flex: 1; overflow: hidden; }
.today-label { font-size: 0.55rem; font-weight: 800; letter-spacing: 0.1em; color: var(--gold); margin-bottom: 5px; }
.app-task { font-size: 0.6rem; color: var(--gray-light); padding: 4px 6px; border-radius: 5px; margin-bottom: 3px; background: rgba(255,255,255,0.03); }
.app-task.done { color: rgba(255,255,255,0.35); text-decoration: line-through; text-decoration-color: rgba(255,255,255,0.15); }

/* Scroll arrow */
.scroll-indicator { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border: 1px solid rgba(196,160,82,0.3); border-radius: 50%; animation: scrollBounce 2s infinite; }
.scroll-arrow { width: 8px; height: 8px; border-right: 1.5px solid var(--gold); border-bottom: 1.5px solid var(--gold); transform: rotate(45deg) translate(-1px,-1px); }
@keyframes scrollBounce { 0%,100% { transform:translateX(-50%) translateY(0); opacity:.6; } 50% { transform:translateX(-50%) translateY(6px); opacity:1; } }


/* =====================================================
   BEFORE / AFTER
===================================================== */
#before-after {
  padding: 5rem 0 4rem;
  background: linear-gradient(180deg, rgba(13,17,40,0.82) 0%, rgba(15,15,15,0.82) 100%);
  overflow: hidden;
}
.ba-header { text-align: center; padding: 0 1.5rem; margin-bottom: 2.5rem; }
.ba-header h2 { font-family: var(--font-display); font-size: clamp(2rem, 8vw, 3.4rem); font-weight: 800;  line-height: 1.1; margin-bottom: 0.6rem; }
.ba-header p { color: var(--gray-light); font-size: 0.9rem;  }

/* ── Before/After grid — 1 col, full-width cards ── */
.ba-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

/* Each card = photo left + WA chat right */
.ba-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--r-md);
  overflow: hidden;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-height: 320px;
}
.ba-card:hover { transform: translateY(-3px); box-shadow: 0 16px 48px rgba(0,0,0,0.55); }

/* Photo side */
.ba-img-wrap {
  position: relative;
  overflow: hidden;
}
.ba-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}
.ba-card:hover .ba-img-wrap img { transform: scale(1.03); }

/* ANTES / DESPUÉS bottom bar */
.ba-overlay-lbl {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  display: flex;
  pointer-events: none;
}
.ba-overlay-lbl span {
  flex: 1;
  text-align: center;
  font-size: 0.58rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  padding: 0.32rem 0;
  backdrop-filter: blur(6px);
}
.lbl-b { background: rgba(0,0,0,0.75); color: rgba(255,255,255,0.85); }
.lbl-a { background: rgba(196,160,82,0.88); color: #0a0800; }

/* Category tag on photo */
.ba-tag-photo {
  position: absolute;
  top: 10px; left: 10px;
  font-size: 0.55rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--gold);
  background: rgba(0,0,0,0.75);
  border: 1px solid rgba(196,160,82,0.3);
  padding: 0.25rem 0.6rem;
  border-radius: 2rem;
  backdrop-filter: blur(4px);
}

/* ── WhatsApp snap — solo burbuja, sin chrome ── */
.wa-snap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 2rem 1.5rem;
  background: #111318;
}

.wa-bubble {
  max-width: 92%;
  padding: 0.7rem 0.95rem 0.55rem;
  border-radius: 12px;
  font-size: 0.8rem;
  line-height: 1.55;
  word-break: break-word;
  position: relative;
}
.wa-bubble-in {
  background: #202c33;
  color: #e9edef;
  border-top-left-radius: 2px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.45);
}
/* cola de burbuja */
.wa-bubble-in::before {
  content: '';
  position: absolute;
  top: 0; left: -7px;
  width: 0; height: 0;
  border-top: 7px solid #202c33;
  border-left: 7px solid transparent;
}
.wa-bubble-meta {
  display: inline-block;
  font-size: 0.58rem;
  color: #8696a0;
  margin-left: 0.45rem;
  white-space: nowrap;
  vertical-align: bottom;
  line-height: 1.9;
}
/* atribución discreta debajo */
.wa-attribution {
  font-size: 0.65rem;
  color: var(--gray);
  padding-left: 0.15rem;
  margin-top: 0.1rem;
  font-style: italic;
}

.ba-cta-row { text-align: center; margin-top: 2.5rem; padding: 0 1.5rem; }

/* Mobile: stack vertically */
@media (max-width: 680px) {
  .ba-card { grid-template-columns: 1fr; }
  /* ba-img-wrap sin max-height para no recortar fotos */
  .wa-snap { padding: 1rem; }
  .wa-bubble { font-size: 0.72rem; }
}


/* =====================================================
   QUIZ
===================================================== */
#quiz {
  padding: 5rem 1.5rem 5rem;
  background: linear-gradient(to bottom, #080808 0%, rgba(13,13,13,0.95) 15%, rgba(15,15,15,0.82) 100%);
}
.quiz-header { text-align: center; margin-bottom: 2.5rem; }
.quiz-header h2 { font-family: var(--font-display); font-size: clamp(2.2rem, 9vw, 3.6rem); font-weight: 800;  line-height: 1.05; margin-bottom: 0.6rem; }
.quiz-header p { color: var(--gray-light); font-size: 0.9rem; }

.quiz-card {
  max-width: 580px; margin: 0 auto;
  background: var(--dark2); border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r-lg); padding: 2rem 1.5rem 1.75rem;
  box-shadow: 0 24px 60px rgba(0,0,0,0.4);
}

.quiz-progress { height: 3px; background: rgba(255,255,255,0.08); border-radius: 2px; margin-bottom: 1rem; overflow: hidden; }
.quiz-progress-fill { height: 100%; background: var(--gold-grad-h); border-radius: 2px; transition: width 0.4s ease; width: 33%; }

.quiz-step-label { font-size: 0.65rem; font-weight: 800; letter-spacing: 0.12em; color: var(--gold); text-transform: uppercase; margin-bottom: 1.25rem; }

.quiz-step { display: none; }
.quiz-step.active { display: block; animation: quizIn 0.3s ease; }
@keyframes quizIn { from { opacity:0; transform:translateX(12px); } to { opacity:1; transform:translateX(0); } }

.quiz-question { font-family: var(--font-display); font-size: clamp(1.3rem, 5vw, 1.7rem); font-weight: 700;  margin-bottom: 1.25rem; line-height: 1.2; }
.quiz-step-sub { color: var(--gray-light); font-size: 0.88rem; margin-bottom: 1.5rem; line-height: 1.6; }

.quiz-options { display: flex; flex-direction: column; gap: 0.6rem; }
.quiz-option {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.85rem 1rem; border-radius: var(--r-sm);
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07);
  text-align: left; gap: 0.75rem;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.quiz-option:hover { background: rgba(196,160,82,0.07); border-color: rgba(196,160,82,0.3); transform: translateX(3px); }
.quiz-option:active { transform: scale(0.99); }
.qo-text { display: flex; flex-direction: column; gap: 2px; }
.qo-text strong { font-size: 0.88rem; color: var(--white); font-weight: 700; }
.qo-text small { font-size: 0.72rem; color: var(--gray); }
.qo-arrow { color: var(--gold); font-size: 1.2rem; flex-shrink: 0; }

.quiz-name-wrap { display: flex; flex-direction: column; gap: 1rem; }
.quiz-input {
  width: 100%; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
  color: var(--white); padding: 0.9rem 1.1rem; border-radius: var(--r-sm);
  font-family: var(--font-body); font-size: 0.95rem;
  outline: none; transition: border-color 0.25s, background 0.25s;
}
.quiz-input::placeholder { color: rgba(255,255,255,0.25); }
.quiz-input:focus { border-color: var(--gold); background: rgba(196,160,82,0.04); }
.quiz-submit { width: 100%; justify-content: center; font-size: 0.88rem; padding: 1.05rem; border-radius: var(--r-sm); }
.quiz-disclaimer { text-align: center; font-size: 0.72rem; color: rgba(255,255,255,0.3); }

.quiz-back { display: block; margin-top: 1rem; font-size: 0.78rem; color: var(--gray); transition: color 0.2s; }
.quiz-back:hover { color: var(--gray-light); }


/* =====================================================
   4 PIEZAS DEL MÉTODO
===================================================== */
#metodo { padding: 5rem 1.5rem; background: rgba(8,8,8,0.78); }

.piezas-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; max-width: 900px; margin: 0 auto; }

.pieza-card {
  background: var(--dark2); border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r-md); padding: 1.75rem 1.5rem;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  opacity: 0; transform: translateY(28px);
}
.pieza-card:hover { border-color: rgba(196,160,82,0.25); transform: translateY(-4px); box-shadow: 0 20px 48px rgba(0,0,0,0.4); }
.pieza-card.gold-card { border-color: rgba(196,160,82,0.2); background: linear-gradient(160deg, rgba(196,160,82,0.06) 0%, var(--dark2) 60%); }

.pieza-icon-wrap { width: 48px; height: 48px; border-radius: var(--r-sm); background: rgba(45,53,97,0.6); border: 1px solid rgba(45,53,97,0.9); display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; }
.gold-icon-wrap { background: rgba(196,160,82,0.1); border-color: rgba(196,160,82,0.3); }
.pieza-icon { font-size: 1.4rem; }
.pieza-card h3 { font-size: 1rem; font-weight: 800; margin-bottom: 0.5rem; color: var(--white); }
.pieza-desc { font-size: 0.83rem; color: var(--gray-light); line-height: 1.6; margin-bottom: 1rem; }
.pieza-list { list-style: none; display: flex; flex-direction: column; gap: 0.4rem; }
.pieza-list li { font-size: 0.78rem; color: var(--gray); padding-left: 1rem; position: relative; }
.pieza-list li::before { content: '✓'; position: absolute; left: 0; color: var(--gold); font-size: 0.7rem; }

@media (min-width: 640px) { .piezas-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .piezas-grid { grid-template-columns: repeat(4, 1fr); } }


/* =====================================================
   POR QUÉ EL 90% FALLA — Infografía
===================================================== */
#por-que-falla {
  padding: 5rem 0 4rem;
  background: rgba(8,8,8,0.82);
}

.falla-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.falla-col {
  border-radius: var(--r-md);
  padding: 1.8rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.falla-bad  { background: rgba(255,60,60,0.04);  border: 1px solid rgba(255,60,60,0.15); }
.falla-good { background: rgba(196,160,82,0.05); border: 1px solid rgba(196,160,82,0.2); }

.falla-col-header {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 0.3rem;
}
.falla-col-header h3 { font-size: 1rem; font-weight: 700; color: var(--gray-light); }
.falla-icon-big { font-size: 1.4rem; font-weight: 900; color: rgba(255,80,80,0.7); }
.gold-check    { color: var(--gold) !important; }
.gold-text     { background: var(--gold-grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.falla-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}
.falla-x, .falla-check {
  font-size: 0.9rem;
  font-weight: 900;
  flex-shrink: 0;
  margin-top: 0.1rem;
  width: 18px;
  text-align: center;
}
.falla-x     { color: rgba(255,80,80,0.7); }
.falla-check { color: var(--gold); }
.falla-item strong { display: block; font-size: 0.82rem; font-weight: 700; color: var(--white); margin-bottom: 0.2rem; }
.falla-item p      { font-size: 0.75rem; color: var(--gray); line-height: 1.5; }

.falla-stat-bar { margin-top: auto; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.06); }
.falla-bar-label { display: flex; justify-content: space-between; font-size: 0.72rem; margin-bottom: 0.5rem; }
.falla-bar-label span  { color: var(--gray); }
.falla-bar-label strong { color: var(--gray-light); }
.falla-bar-track { height: 6px; background: rgba(255,255,255,0.07); border-radius: 3px; overflow: hidden; }
.falla-bar-fill  { height: 100%; border-radius: 3px; transition: width 1.2s ease; }
.bad-fill  { background: linear-gradient(90deg, rgba(255,80,80,0.4), rgba(255,80,80,0.7)); }
.good-fill { background: var(--gold-grad-h); }

@media (max-width: 640px) {
  .falla-grid { grid-template-columns: 1fr; }
}


/* =====================================================
   APP SHOWCASE — Feature Blocks
===================================================== */
#app-showcase { padding: 5rem 0 6rem; background: rgba(15,15,15,0.75); overflow: visible; }

/* Golden aura — overlay fijo activado por scroll */
.golden-aura {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 90% 70% at 50% 38%, rgba(196,160,82,0.13) 0%, rgba(196,160,82,0.04) 45%, transparent 72%);
  opacity: 0;
  z-index: 1;
  transition: opacity 1.4s ease;
}

/* Separador entre feature blocks */
.app-fb + .app-fb {
  border-top: 1px solid rgba(196,160,82,0.12);
  padding-top: 5rem;
}

/* Feature blocks: phone + text, alternados izq/der */
.app-fb {
  display: flex;
  align-items: center;
  gap: 2rem;
  max-width: 1600px;
  margin: 0 auto 6rem;
  padding: 0 2rem;
}
.app-fb-rev { flex-direction: row-reverse; }

.app-fb-phone {
  flex: 0 0 64%;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1000px;
  perspective-origin: center center;
  position: relative;
  transform-style: preserve-3d;
}

/* Aura dorada permanente + sigue cursor en desktop */
.app-fb-phone::before {
  content: '';
  position: absolute;
  inset: -20% -10%;
  background: radial-gradient(
    ellipse 70% 60% at var(--mx, 50%) var(--my, 60%),
    rgba(196,160,82,0.28) 0%,
    rgba(196,160,82,0.10) 40%,
    transparent 70%
  );
  pointer-events: none;
  opacity: 1;
  z-index: 0;
  border-radius: 50%;
  animation: auraGlow 3s ease-in-out infinite alternate;
}
@keyframes auraGlow {
  from { opacity: 0.6; transform: scale(0.96); }
  to   { opacity: 1;   transform: scale(1.04); }
}

.app-fb-mockup-img {
  width: 100%;
  max-width: 880px;
  height: auto;
  display: block;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 44px 100px rgba(0,0,0,0.72)) drop-shadow(0 0 55px rgba(196,160,82,0.08));
  will-change: transform;
  transition: filter 0.45s ease;
}
.app-fb:hover .app-fb-mockup-img {
  filter: drop-shadow(0 55px 120px rgba(0,0,0,0.78)) drop-shadow(0 0 90px rgba(196,160,82,0.30));
}

.app-fb-text { flex: 1; }

.app-fb-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #000;
  -webkit-text-fill-color: #000;
  background: linear-gradient(135deg, #E8D090 0%, #C8A04A 50%, #896830 100%);
  padding: 0.35rem 1rem 0.35rem 0.75rem;
  border-radius: 2rem;
  margin-bottom: 1.1rem;
}
.app-fb-eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(0,0,0,0.4);
  flex-shrink: 0;
}
.app-fb-text h3 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}
.app-fb-text > p {
  font-size: 1rem;
  color: var(--gray-light);
  line-height: 1.78;
  margin-bottom: 1.6rem;
  max-width: 420px;
}
.app-fb-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.app-fb-list li {
  font-size: 0.88rem;
  color: var(--gray-light);
  padding-left: 1.6rem;
  position: relative;
  line-height: 1.5;
}
.app-fb-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 700;
}

/* Un día típico — timeline */
.dia-tipico {
  max-width: 680px;
  margin: 3.5rem auto 0;
  padding: 0 1.5rem;
}
.dia-tipico-title {
  font-size: clamp(1.3rem, 4vw, 1.7rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 2rem;
  line-height: 1.2;
}
.dia-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
.dia-steps::before {
  content: '';
  position: absolute;
  left: 72px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, rgba(196,160,82,0.4) 0%, rgba(196,160,82,0.1) 100%);
}
.dia-step {
  display: grid;
  grid-template-columns: 64px 20px 1fr;
  gap: 0 0.9rem;
  align-items: flex-start;
  padding: 0.8rem 0;
}
.dia-hora {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gray);
  text-align: right;
  padding-top: 0.12rem;
}
.dia-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(196,160,82,0.4);
  border: 2px solid rgba(196,160,82,0.6);
  margin-top: 0.18rem;
  flex-shrink: 0;
}
.dia-dot-gold {
  background: var(--gold);
  border-color: var(--gold-light);
  box-shadow: 0 0 10px rgba(196,160,82,0.5);
}
.dia-content strong { display: block; font-size: 0.85rem; font-weight: 700; color: var(--white); margin-bottom: 0.2rem; }
.dia-content p      { font-size: 0.76rem; color: var(--gray-light); line-height: 1.5; }

@media (max-width: 600px) {
  .dia-steps::before { left: 54px; }
  .dia-step { grid-template-columns: 48px 16px 1fr; }
}

.screen-app-content { padding: 12px 10px; height: 100%; display: flex; flex-direction: column; gap: 8px; }
.screen-app-content.main-screen { padding: 14px 12px; }
.screen-section-title { font-size: 0.65rem; font-weight: 800; letter-spacing: 0.06em; color: var(--gold); text-transform: uppercase; padding-bottom: 6px; border-bottom: 1px solid rgba(196,160,82,0.15); margin-bottom: 2px; }
.exercise-list { display: flex; flex-direction: column; gap: 5px; }
.exercise-item { display: flex; justify-content: space-between; align-items: center; padding: 5px 8px; background: rgba(255,255,255,0.04); border-radius: 5px; }
.ex-name { font-size: 0.58rem; color: var(--white); }
.ex-sets { font-size: 0.55rem; font-weight: 700; color: var(--gold); }
.meal-list { display: flex; flex-direction: column; gap: 5px; flex: 1; }
.meal-item { display: flex; align-items: center; gap: 6px; padding: 5px 6px; background: rgba(255,255,255,0.03); border-radius: 6px; }
.meal-item.active-meal { background: rgba(196,160,82,0.08); border: 1px solid rgba(196,160,82,0.2); }
.meal-time { font-size: 0.52rem; color: var(--gray); width: 28px; flex-shrink: 0; }
.meal-info { flex: 1; display: flex; flex-direction: column; gap: 1px; }
.meal-name { font-size: 0.6rem; font-weight: 600; color: var(--white); }
.meal-kcal { font-size: 0.52rem; color: var(--gray); }
.meal-check { font-size: 0.65rem; flex-shrink: 0; }
.total-bar { display: flex; justify-content: space-between; align-items: center; padding: 6px; background: rgba(196,160,82,0.08); border-radius: 6px; font-size: 0.58rem; font-weight: 700; color: var(--gray-light); margin-top: auto; }
.progress-weeks { display: flex; align-items: flex-end; gap: 6px; height: 80px; padding: 0 4px; }
.week-bar-item { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; height: 100%; justify-content: flex-end; }
.week-bar { width: 100%; background: rgba(45,53,97,0.8); border-radius: 3px 3px 0 0; }
.week-bar.gold-bar { background: linear-gradient(to top, var(--gold), var(--gold-light)); }
.week-label { font-size: 0.5rem; color: var(--gray); }
.progress-stats-mini { display: flex; gap: 8px; }
.psm-item { flex: 1; background: rgba(255,255,255,0.04); border-radius: 6px; padding: 6px 4px; text-align: center; display: flex; flex-direction: column; gap: 2px; }
.psm-val { font-size: 0.7rem; font-weight: 800; color: var(--gold); }
.psm-lbl { font-size: 0.5rem; color: var(--gray); }


/* =====================================================
   VÍDEO
===================================================== */
#video { padding: 5rem 1.5rem; background: rgba(8,8,8,0.76); }
.video-header { text-align: center; margin-bottom: 2.5rem; }
.video-header h2 { font-family: var(--font-display); font-size: clamp(2rem, 8vw, 3.4rem); font-weight: 800;  line-height: 1.1; margin-bottom: 0.6rem; }
.video-header .section-sub { margin: 0 auto; }

.video-player-wrap { max-width: 700px; margin: 0 auto; position: relative; border-radius: var(--r-md); overflow: hidden; border: 1px solid rgba(196,160,82,0.18); box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(196,160,82,0.12); }
/* Poster image */
.video-poster { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; transition: opacity 0.4s ease; }
/* YouTube container */
.yt-container { width: 100%; aspect-ratio: 16/9; background: #000; }
.yt-container iframe { width: 100%; height: 100%; display: block; border: none; }
/* Hidden states */
.yt-container.hidden { display: none; }
.video-poster.hidden { display: none; }
/* Play overlay */
.video-play-btn { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -58%); z-index: 3; background: none; border: none; cursor: pointer; transition: opacity 0.3s; }
.video-play-btn.hidden { opacity: 0; pointer-events: none; }
.play-circle {
  width: 76px; height: 76px; border-radius: 50%;
  background: var(--gold-grad); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 36px rgba(196,160,82,0.55);
  transition: transform 0.25s, box-shadow 0.25s;
}
.play-circle svg { margin-left: 5px; color: #080808; }
.video-play-btn:hover .play-circle { transform: scale(1.1); box-shadow: 0 14px 48px rgba(196,160,82,0.75); }
.video-caption { padding: 1rem 1.4rem; background: var(--dark2); display: flex; flex-direction: column; gap: 0.2rem; }
.video-caption strong { font-size: 0.85rem; color: var(--white); }
.video-caption span { font-size: 0.75rem; color: var(--gray); }


/* =====================================================
   DOLOR
===================================================== */
#dolor { min-height: 100svh; display: flex; align-items: center; justify-content: center; background: rgba(8,8,8,0.65); padding: 5rem 2rem; }
.dolor-content { max-width: 500px; text-align: center; }
.dolor-text { display: flex; flex-direction: column; align-items: center; gap: 0.12rem; }
.dolor-line { font-family: var(--font-display); font-size: clamp(2.2rem, 10vw, 4rem); font-weight: 800;  line-height: 1.05; opacity: 0; transform: translateY(16px); display: block; color: rgba(255,255,255,0.3); }
.dolor-pause { opacity: 0 !important; font-size: 0; height: 0.6rem; display: block; }


/* =====================================================
   CÓMO FUNCIONA
===================================================== */
#como-funciona { padding: 5rem 1.5rem; background: rgba(15,15,15,0.80); }
.steps-container { display: flex; flex-direction: column; align-items: center; max-width: 420px; margin: 0 auto; }
.step { text-align: center; padding: 1.5rem 1rem; opacity: 0; transform: translateY(28px); width: 100%; }
.step-number { font-family: var(--font-display); font-size: 3.5rem; font-weight: 800; color: rgba(196,160,82,0.1); line-height: 1; margin-bottom: -0.5rem; }
.step-circle { width: 64px; height: 64px; border-radius: 50%; background: rgba(45,53,97,0.5); border: 1px solid rgba(45,53,97,0.8); display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.gold-circle { background: rgba(196,160,82,0.1); border-color: rgba(196,160,82,0.4); }
.step-icon { font-size: 1.6rem; }
.step h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: 0.5rem; }
.step p { font-size: 0.85rem; color: var(--gray); line-height: 1.65; max-width: 280px; margin: 0 auto; }
.step-connector { width: 2px; height: 50px; overflow: visible; }
.step-connector svg { width: 2px; height: 50px; overflow: visible; }
.step-connector line { stroke: var(--gold); opacity: 0.25; }


/* =====================================================
   CTA FINAL
===================================================== */
#contacto {
  position: relative; padding: 6rem 1.5rem;
  background: linear-gradient(160deg, rgba(16,13,0,0.70) 0%, rgba(8,8,8,0.70) 100%);
  overflow: hidden; text-align: center;
}
.contacto-glow { position: absolute; top: -100px; left: 50%; transform: translateX(-50%); width: 600px; height: 600px; background: radial-gradient(circle, rgba(196,160,82,0.08) 0%, transparent 70%); pointer-events: none; }
.contacto-content { position: relative; z-index: 1; max-width: 600px; margin: 0 auto; }
.contacto-icon { height: 28px; width: auto; margin: 0 auto 1.5rem; opacity: 0.85; }
.contacto-headline { margin-bottom: 1.25rem; }
.contacto-top { display: block; font-family: var(--font-display); font-size: clamp(1.6rem, 6vw, 2.6rem); font-weight: 700;  color: var(--gray-light); line-height: 1.1; }
.contacto-bottom { display: block; font-family: var(--font-display); font-size: clamp(2.4rem, 10vw, 4.5rem); font-weight: 900;  line-height: 1; letter-spacing: 0.01em; }
.contacto-sub { color: var(--gray-light); font-size: 0.95rem; line-height: 1.65; margin-bottom: 2.25rem; }
.contacto-disclaimer { margin-top: 1.25rem; font-size: 0.72rem; color: rgba(255,255,255,0.22); }


/* =====================================================
   FOOTER
===================================================== */
footer { background: rgba(5,5,8,0.90); border-top: 1px solid rgba(255,255,255,0.06); padding: 3rem 1.5rem 4rem; text-align: center; }
.footer-logo-img { height: 32px; width: auto; margin: 0 auto 1.5rem; opacity: 0.85; }
.footer-links { display: flex; justify-content: center; gap: 2rem; margin-bottom: 1.5rem; }
.footer-links a { color: var(--gray); font-size: 0.85rem; font-weight: 600; transition: color 0.25s; }
.footer-links a:hover { color: var(--gold); }
.footer-copy { font-size: 0.7rem; color: rgba(255,255,255,0.18); }


/* =====================================================
   STICKY WHATSAPP
===================================================== */
/* ── STICKY CTA ── */
.sticky-whatsapp { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 1000; opacity: 0; transform: translateY(14px) scale(0.96); transition: opacity 0.3s, transform 0.3s; pointer-events: none; }
.sticky-whatsapp.visible { opacity: 1; transform: translateY(0) scale(1); pointer-events: all; }
.sticky-whatsapp a { display: flex; align-items: center; gap: 0.5rem; background: var(--green-wa); color: var(--white); padding: 0.8rem 1.2rem; border-radius: 2rem; font-weight: 800; font-size: 0.78rem; letter-spacing: 0.02em; box-shadow: 0 6px 24px rgba(37,211,102,0.45); transition: transform 0.25s, box-shadow 0.25s; animation: waPulse 2.5s ease-in-out 2s infinite; }
.sticky-whatsapp a:hover { transform: scale(1.05); box-shadow: 0 8px 30px rgba(37,211,102,0.55); }
@keyframes waPulse { 0%,100% { box-shadow: 0 6px 24px rgba(37,211,102,.45); } 50% { box-shadow: 0 6px 36px rgba(37,211,102,.75), 0 0 0 8px rgba(37,211,102,.1); } }


/* =====================================================
   RESPONSIVE — MOBILE FIRST
===================================================== */

/* ── MÓVIL (< 640px) ── */
@media (max-width: 639px) {

  /* Secciones: menos padding vertical */
  section { padding-top: 3rem !important; padding-bottom: 3rem !important; }
  .section-header { margin-bottom: 2rem; padding: 0 1.25rem; }

  /* Hero */
  .hero-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 4.5rem 1.25rem 2rem;
    padding-top: max(4.5rem, env(safe-area-inset-top, 4.5rem));
    gap: 1.5rem;
    min-height: 100svh;
    justify-content: flex-start;
  }
  .hero-left-col { max-width: 100%; align-items: center; gap: 1rem; }
  .hero-headline { text-align: center; }
  .hero-logo-headline { width: min(82vw, 300px); }
  .hero-row { flex-direction: column; gap: 0.75rem; text-align: center; align-items: center; }
  .hero-sub { font-size: 0.88rem; max-width: 100%; }
  .hero-stats { gap: 1.25rem; justify-content: center; margin-top: 0.25rem; }
  .hero-stat-num { font-size: clamp(1.7rem, 7.5vw, 2.2rem); }
  .hero-stat-lbl { font-size: 0.59rem; }

  /* ── HERO PHONES MÓVIL: 3 teléfonos en abanico ── */
  .hero-phone-left,
  .hero-phone-right { display: flex !important; }

  .hero-phones {
    position: relative;
    width: 100%;
    height: 340px;      /* taller to contain the 320px center phone */
    flex-shrink: 0;
    overflow: visible;
  }

  /* Teléfono central — protagonista */
  .hero-phone-center {
    position: absolute !important;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 162px !important;
    height: 330px !important;
    border-radius: 28px !important;
    z-index: 3;
    animation: floatPhone 4s ease-in-out infinite, glowPulse 4s ease-in-out infinite;
  }

  /* Teléfono izquierdo */
  .hero-phone-left {
    position: absolute !important;
    left: calc(50% - 142px);
    bottom: 18px;
    transform: rotate(-10deg) translateY(10px);
    width: 118px !important;
    height: 242px !important;
    border-radius: 20px !important;
    z-index: 2;
    opacity: 0.82;
    box-shadow: 0 16px 40px rgba(0,0,0,0.6);
    animation: floatLeft 4.4s ease-in-out infinite;
    animation-delay: 0.3s;
  }

  /* Teléfono derecho */
  .hero-phone-right {
    position: absolute !important;
    left: calc(50% + 24px);
    bottom: 18px;
    transform: rotate(10deg) translateY(10px);
    width: 118px !important;
    height: 242px !important;
    border-radius: 20px !important;
    z-index: 2;
    opacity: 0.82;
    box-shadow: 0 16px 40px rgba(0,0,0,0.6);
    animation: floatRight 3.8s ease-in-out infinite;
    animation-delay: 0.6s;
  }

  .hero-phone-side .iphone-screen { border-radius: 14px !important; }

  /* CTAs en fila (no columna) para no ocupar tanto espacio */
  .hero-ctas {
    flex-direction: row;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
  }
  .hero-ctas .btn-primary,
  .hero-ctas .btn-ghost {
    flex: 1;
    justify-content: center;
    font-size: 0.82rem;
    padding: 0.85rem 0.75rem;
  }

  /* Por qué falla */
  .falla-grid { grid-template-columns: 1fr; gap: 1rem; padding: 0 1.25rem; }
  .falla-col { padding: 1.4rem 1.2rem; }
  .falla-item strong { font-size: 0.8rem; }
  .falla-item p { font-size: 0.72rem; }

  /* App showcase — feature blocks en móvil: GIGANTES */
  .app-fb {
    flex-direction: column !important;
    gap: 1.5rem;
    margin-bottom: 3.5rem;
    padding: 0 0.5rem;
  }
  .app-fb-phone {
    flex: unset;
    width: 100%;
    perspective: 900px;
    overflow: visible;
  }
  .app-fb-phone::before { inset: -12% -5%; }
  .app-fb-mockup-img {
    width: 100%;
    max-width: 100%;
    display: block;
    will-change: transform;
  }
  .app-fb-text { padding: 0 0.75rem; }
  .hero-composition-img {
    width: 100%;
    max-width: 100%;
  }
  .app-fb-text h3 { font-size: 1.4rem; }
  .app-fb-text > p { font-size: 0.88rem; max-width: 100%; }
  .app-fb-list li { font-size: 0.82rem; }

  /* Día típico */
  .dia-tipico { padding: 0 1.25rem; margin-top: 2.5rem; }
  .dia-steps::before { left: 46px; }
  .dia-step { grid-template-columns: 40px 14px 1fr; gap: 0 0.6rem; }
  .dia-hora { font-size: 0.65rem; }
  .dia-content strong { font-size: 0.8rem; }
  .dia-content p { font-size: 0.72rem; }

  /* Before / After */
  #before-after { padding: 3rem 0 2.5rem !important; }
  .ba-grid { padding: 0 1rem; }
  .ba-card { grid-template-columns: 1fr; }
  /* ba-img-wrap sin max-height para no recortar fotos */
  .wa-snap { padding: 0.9rem 1rem; }
  .wa-bubble { font-size: 0.73rem; }

  /* Quiz */
  #quiz { padding: 3rem 1.25rem !important; }
  .quiz-option { padding: 0.85rem 1rem; font-size: 0.88rem; }
  .quiz-input { font-size: 0.9rem; padding: 0.85rem 1rem; }

  /* 4 piezas */
  .piezas-grid { grid-template-columns: 1fr; gap: 1rem; }
  .pieza-card { padding: 1.4rem 1.25rem; }

  /* Vídeo */
  #video { padding: 3rem 1.25rem !important; }
  .video-placeholder { height: 200px; border-radius: var(--r-md); }

  /* Dolor */
  #dolor { padding: 3rem 1.25rem !important; }
  .dolor-line { font-size: clamp(1.8rem, 8vw, 3rem) !important; }

  /* Cómo funciona */
  .steps-container { flex-direction: column; align-items: flex-start; max-width: 100%; padding: 0 1.25rem; }
  .step-connector { display: none; }
  .step { width: 100%; }

  /* CTA final */
  #contacto { padding: 3rem 1.25rem !important; }
  .contacto-form { padding: 1.5rem 1.25rem; }

  /* Sticky CTA */
  .sticky-cta { padding: 0.75rem 1.25rem; }
  .sticky-cta-text { font-size: 0.78rem; }
  .sticky-cta .btn-primary { font-size: 0.78rem; padding: 0.7rem 1.2rem; white-space: nowrap; }
}

/* ── DESKTOP (≥ 768px) ── */
@media (min-width: 768px) {
  #hero { overflow: hidden; }

  /* 2 columnas: texto izq · teléfonos dcha */
  .hero-content {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    padding: 0 0 0 7vw;
    min-height: 94vh;
    gap: 0;
    max-width: 100%;
    width: 100%;
    position: relative;
    z-index: 2;
  }

  /* Columna texto: centrada dentro de su 50% */
  .hero-left-col {
    flex: 0 0 50%;
    max-width: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2rem;
    padding-right: 3vw;
    z-index: 2;
  }

  .hero-headline { margin: 0; width: 100%; text-align: center; }
  .hero-logo-headline {
    width: clamp(320px, 36vw, 540px) !important;
    margin: 0 auto;
  }
  .hero-sub {
    font-size: 1.15rem !important;
    font-weight: 700 !important;
    color: var(--white) !important;
    max-width: 420px;
    text-align: center;
    line-height: 1.75;
  }
  .hero-ctas { justify-content: center !important; gap: 1rem !important; }
  .hero-stats { justify-content: center !important; }
  .br-desktop { display: inline; }

  /* Columna teléfonos: ocupa el 50% restante, centrada con margen derecho */
  .hero-phones {
    flex: 0 0 50%;
    max-width: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-right: 4vw;
    height: 94vh;
    overflow: hidden;
    margin: 0;
    pointer-events: none;
  }
  .hero-composition-img {
    height: 92%;
    width: auto;
    max-width: 100%;
    transform-origin: center center;
    filter: drop-shadow(0 60px 120px rgba(0,0,0,0.8)) drop-shadow(0 0 80px rgba(196,160,82,0.15));
  }
  .steps-container { flex-direction: row; align-items: flex-start; justify-content: center; max-width: 800px; }
  .step { flex: 1; }
  .step-connector { width: 80px; height: 2px; margin-top: 4rem; }
  .step-connector svg { width: 80px; height: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  .dolor-line, .step, .pieza-card { opacity: 1 !important; transform: none !important; }
  .scroll-indicator { animation: none; }
}