/* ============================================
   BIORITMO — Styles
   Natural + Tech biohacker aesthetic
   ============================================ */

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

:root {
  /* Brand Colors */
  --green: #2D6A4F;
  --green-dark: #1B4332;
  --green-light: #40916C;
  --green-bg: #e8f5ee;
  --cream: #F5F0EB;
  --cream-light: #FAF8F5;
  --gold: #C7A951;
  --gold-light: #E8D5A3;
  --gold-dark: #A68B3E;
  --dark: #1B1B1B;
  --dark-soft: #2D2D2D;
  --gray: #6B7280;
  --gray-light: #9CA3AF;
  --gray-bg: #F3F4F6;
  --white: #FFFFFF;

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Inter', -apple-system, sans-serif;
  --font-accent: 'Playfair Display', serif;

  /* Spacing */
  --section-padding: 120px 0;
  --container-width: 1200px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--dark);
  background: var(--cream-light);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

ul { list-style: none; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ----- TYPOGRAPHY ----- */
.text--gold { color: var(--gold); }

.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(199, 169, 81, 0.1);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section__title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--dark);
  margin-bottom: 16px;
}

.section__desc {
  font-size: 1.125rem;
  color: var(--gray);
  line-height: 1.7;
}

/* ----- BUTTONS ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
}

.btn--sm {
  font-size: 0.875rem;
  padding: 10px 20px;
}

.btn--lg {
  font-size: 1.125rem;
  padding: 16px 36px;
}

.btn--primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(45, 106, 79, 0.25);
}

.btn--primary:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45, 106, 79, 0.35);
}

.btn--outline {
  border: 2px solid var(--green);
  color: var(--green);
  background: transparent;
}

.btn--outline:hover {
  background: var(--green);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--gray);
  border: 1px solid rgba(0,0,0,0.08);
}

.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(199, 169, 81, 0.05);
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.header--scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
  padding: 10px 0;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo img {
  height: 40px;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark-soft);
  position: relative;
  padding: 4px 0;
}

.header__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: var(--transition);
}

.header__link:hover::after,
.header__link:focus-visible::after {
  width: 100%;
}

.header__link:hover {
  color: var(--green);
}

.header__menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  background: none;
  border: none;
}

.header__menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

.header__menu-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.header__menu-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
  background: linear-gradient(135deg, var(--cream-light) 0%, var(--cream) 50%, rgba(45, 106, 79, 0.04) 100%);
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__wave {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background:
    radial-gradient(ellipse 120% 100% at 50% 100%, rgba(45, 106, 79, 0.06) 0%, transparent 70%);
}

.hero__particles {
  position: absolute;
  inset: 0;
}

.hero__particle {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  opacity: 0.15;
  animation: float 8s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.2); }
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero__content {
  max-width: 580px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--green);
  background: rgba(45, 106, 79, 0.08);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero__title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--dark);
  margin-bottom: 20px;
}

.hero__title--highlight {
  background: linear-gradient(135deg, var(--green) 0%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: 1.2rem;
  color: var(--gray);
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero__ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  gap: 40px;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero__stat-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green);
}

.hero__stat-label {
  font-size: 0.8rem;
  color: var(--gray-light);
  font-weight: 500;
}

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

.hero__visual-shape {
  width: 100%;
  max-width: 400px;
}

/* ============================================
   PAQUETES
   ============================================ */
.paquetes {
  padding: var(--section-padding);
  background: var(--white);
}

.paquetes__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.paquete-card {
  position: relative;
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  transition: var(--transition-slow);
  overflow: hidden;
}

.paquete-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--paquete-color);
  opacity: 0.7;
  transition: var(--transition);
}

.paquete-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.paquete-card:hover::before {
  height: 6px;
  opacity: 1;
}

.paquete-card--featured {
  border: 2px solid var(--gold);
  box-shadow: 0 4px 20px rgba(199, 169, 81, 0.15);
}

.paquete-card--featured::before {
  background: var(--gold);
  height: 6px;
  opacity: 1;
}

.paquete-card__icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.paquete-card__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--paquete-color);
  background: var(--paquete-color-light);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.paquete-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.paquete-card__price {
  margin-bottom: 16px;
}

.paquete-card__amount {
  font-size: 2rem;
  font-weight: 800;
  color: var(--paquete-color);
}

.paquete-card__period {
  font-size: 0.9rem;
  color: var(--gray);
  font-weight: 400;
}

.paquete-card__benefits {
  text-align: left;
  margin-bottom: 24px;
}

.paquete-card__benefits li {
  position: relative;
  font-size: 0.9rem;
  color: var(--dark-soft);
  padding: 6px 0 6px 24px;
  border-bottom: 1px solid rgba(0,0,0,0.04);
}

.paquete-card__benefits li:last-child {
  border-bottom: none;
}

.paquete-card__benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--paquete-color);
  font-weight: 700;
}

.paquete-card .btn--outline {
  border-color: var(--paquete-color);
  color: var(--paquete-color);
}

.paquete-card .btn--outline:hover {
  background: var(--paquete-color);
  color: var(--white);
}

/* ============================================
   TEST INTERACTIVO
   ============================================ */
.test {
  padding: var(--section-padding);
  background: linear-gradient(180deg, var(--cream-light) 0%, var(--cream) 100%);
}

.test__container {
  max-width: 700px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-lg);
  position: relative;
}

/* Progress */
.test__progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  gap: 16px;
}

.test__progress-bar {
  position: absolute;
  top: 48px;
  left: 40px;
  right: 40px;
  height: 3px;
  background: var(--gray-bg);
  border-radius: 4px;
  overflow: hidden;
}

.test__progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--green), var(--gold));
  border-radius: 4px;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.test__progress-steps {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  width: 100%;
}

.test__progress-dot {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gray-bg);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray);
  transition: var(--transition);
}

.test__progress-dot.active {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 0 0 4px rgba(45, 106, 79, 0.15);
}

.test__progress-dot.completed {
  background: var(--green-light);
  color: var(--white);
}

.test__progress-text {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--gray);
  white-space: nowrap;
}

/* Steps */
.test__steps {
  position: relative;
  min-height: 340px;
}

.test__step {
  display: none;
  animation: fadeIn 0.4s ease-out;
}

.test__step.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.test__question {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 28px;
  text-align: center;
}

.test__options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.test__options--row {
  grid-template-columns: repeat(5, 1fr);
}

.test__option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 16px;
  border: 2px solid var(--gray-bg);
  border-radius: var(--radius-md);
  background: var(--white);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark-soft);
}

.test__option:hover {
  border-color: var(--green-light);
  background: rgba(45, 106, 79, 0.03);
  transform: translateY(-2px);
}

.test__option.selected {
  border-color: var(--green);
  background: rgba(45, 106, 79, 0.06);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.12);
  color: var(--green);
}

.test__option-icon {
  font-size: 1.75rem;
}

.test__option--compact {
  padding: 16px 12px;
}

.test__option--compact .test__option-text {
  font-size: 1rem;
}

.test__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-bg);
}

/* Result */
.test__result {
  max-width: 700px;
  margin: 0 auto;
}

.test__result-inner {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-lg);
  animation: fadeIn 0.6s ease-out;
}

.test__result-header {
  text-align: center;
  margin-bottom: 32px;
}

.test__result-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--green-bg);
  color: var(--green);
  padding: 6px 20px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.test__result-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}

.test__result-price {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--green);
}

.test__result-body {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  align-items: start;
  padding: 32px;
  background: var(--cream-light);
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
}

.test__result-icon {
  font-size: 4rem;
  line-height: 1;
}

.test__result-info h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}

.test__result-info p {
  color: var(--gray);
  margin-bottom: 20px;
  line-height: 1.7;
}

.test__result-info ul {
  margin-bottom: 24px;
}

.test__result-info ul li {
  position: relative;
  padding: 6px 0 6px 28px;
  color: var(--dark-soft);
  font-size: 0.95rem;
}

.test__result-info ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

.test__result-cta {
  margin-top: 8px;
}

.test__result-note {
  font-size: 0.85rem;
  color: var(--gray-light);
  margin-top: 8px;
  text-align: center;
}

.test__result-alternatives {
  margin-bottom: 24px;
}

.test__result-alternatives h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray);
  margin-bottom: 16px;
  text-align: center;
}

.test__result-alts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.test__result-alt-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 12px;
  background: var(--gray-bg);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 0.85rem;
  color: var(--dark-soft);
  cursor: pointer;
  transition: var(--transition);
}

.test__result-alt-card:hover {
  background: var(--green-bg);
  transform: translateY(-2px);
}

.test__result-alt-card .alt-icon {
  font-size: 1.5rem;
}

.test__result-alt-card .alt-name {
  font-weight: 600;
}

.test__result-alt-card .alt-price {
  font-size: 0.8rem;
  color: var(--gray);
}

/* ─── LEAD FORM ─── */
.lead-form { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--gray-bg); }
.lead-form__divider { text-align: center; margin-bottom: 16px; position: relative; }
.lead-form__divider span { background: white; padding: 0 16px; font-size: 0.8rem; font-weight: 600; color: var(--gray); text-transform: uppercase; letter-spacing: 1px; }
.lead-form__text { font-size: 0.95rem; color: var(--gray); text-align: center; margin-bottom: 20px; line-height: 1.6; }
.lead-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.lead-form__input { width: 100%; padding: 14px 16px; border: 1.5px solid #e0dbd5; border-radius: 12px; font-size: 0.95rem; font-family: var(--font); color: var(--dark); background: #fff; outline: none; transition: var(--transition); }
.lead-form__input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(45,106,79,0.12); }
.lead-form__btn { width: 100%; justify-content: center; }
.lead-form__disclaimer { font-size: 0.75rem; color: var(--gray-light); text-align: center; margin-top: 10px; }
.post-lead { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--gray-bg); }
.post-lead__thanks { font-size: 1rem; font-weight: 600; color: var(--green); text-align: center; margin-bottom: 16px; }
.post-lead__interest { margin-top: 16px; text-align: center; padding: 16px; background: var(--green-bg); border-radius: var(--radius-md); }
.post-lead__interest p { font-weight: 600; color: var(--green); }

/* ─── MODAL PERSONALIZAR ─── */
.modal-personal { display: none; position: fixed; inset: 0; z-index: 1000; align-items: center; justify-content: center; }
.modal-personal.open { display: flex; }
.modal-personal__overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.5); backdrop-filter: blur(4px); }
.modal-personal__content { position: relative; background: white; border-radius: 20px; padding: 40px; max-width: 440px; width: 90%; box-shadow: 0 24px 80px rgba(0,0,0,0.2); text-align: center; }
.modal-personal__close { position: absolute; top: 16px; right: 16px; width: 32px; height: 32px; border-radius: 50%; border: none; background: var(--gray-bg); cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: var(--gray); transition: var(--transition); }
.modal-personal__close:hover { background: #e0dbd5; }
.modal-personal__icon { font-size: 3rem; margin-bottom: 12px; }
.modal-personal h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: 8px; }
.modal-personal p { font-size: 0.95rem; color: var(--gray); margin-bottom: 20px; line-height: 1.6; }
.modal-personal__form { display: flex; flex-direction: column; gap: 12px; }
.modal-personal__form input { width: 100%; padding: 14px 16px; border: 1.5px solid #e0dbd5; border-radius: 12px; font-size: 0.95rem; font-family: var(--font); outline: none; transition: var(--transition); }
.modal-personal__form input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(199,169,81,0.15); }
.modal-personal__form button { width: 100%; justify-content: center; }

@media (max-width: 640px) {
  .lead-form__row { grid-template-columns: 1fr; }
  .modal-personal__content { padding: 28px 20px; }
}

/* ============================================
   CÓMO FUNCIONA
   ============================================ */
.como-funciona {
  padding: var(--section-padding);
  background: var(--white);
}

.como-funciona__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.como-funciona__step {
  text-align: center;
  padding: 32px 24px;
  background: var(--cream-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.como-funciona__step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.como-funciona__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  margin: 0 auto 16px;
}

.como-funciona__icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.como-funciona__step h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}

.como-funciona__step p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.6;
}

.como-funciona__arrow {
  font-size: 1.5rem;
  color: var(--gold);
  font-weight: 700;
  text-align: center;
}

/* ============================================
   TESTIMONIOS
   ============================================ */
.testimonios {
  padding: var(--section-padding);
  background: var(--cream-light);
}

.testimonios__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonio-card {
  background: var(--white);
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.testimonio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonio-card__stars {
  color: var(--gold);
  font-size: 1.1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonio-card__text {
  font-size: 0.95rem;
  color: var(--dark-soft);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonio-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonio-card__name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--dark);
}

.testimonio-card__tag {
  font-size: 0.75rem;
  color: var(--green);
  background: var(--green-bg);
  padding: 2px 10px;
  border-radius: 100px;
  font-weight: 500;
}

/* ============================================
   FAQ
   ============================================ */
.faq {
  padding: var(--section-padding);
  background: var(--white);
}

.faq__list {
  max-width: 700px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--gray-bg);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
  gap: 16px;
}

.faq__question:hover {
  color: var(--green);
}

.faq__icon {
  font-size: 1.25rem;
  transition: var(--transition);
  flex-shrink: 0;
  color: var(--gold);
}

.faq__question[aria-expanded="true"] .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq__answer p {
  padding-bottom: 20px;
  color: var(--gray);
  line-height: 1.7;
  font-size: 0.95rem;
}

.faq__question[aria-expanded="true"] + .faq__answer {
  max-height: 400px;
}

/* ============================================
   CTA FINAL
   ============================================ */
.cta-final {
  padding: 100px 0;
  text-align: center;
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green) 100%);
  color: var(--white);
}

.cta-final__title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-final .text--gold {
  color: var(--gold-light);
}

.cta-final__text {
  font-size: 1.2rem;
  opacity: 0.85;
  margin-bottom: 36px;
}

.cta-final .btn--primary {
  background: var(--gold);
  color: var(--dark);
  box-shadow: 0 4px 20px rgba(199, 169, 81, 0.3);
}

.cta-final .btn--primary:hover {
  background: var(--gold-light);
  box-shadow: 0 8px 30px rgba(199, 169, 81, 0.4);
  transform: translateY(-3px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.8);
  padding: 64px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__brand img {
  filter: brightness(0) invert(1);
  margin-bottom: 16px;
}

.footer__tagline {
  font-size: 0.95rem;
  opacity: 0.7;
  margin-bottom: 12px;
}

.footer__location {
  font-size: 0.85rem;
  opacity: 0.5;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer__col h4 {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.footer__col a {
  display: block;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
  transition: var(--transition);
}

.footer__col a:hover {
  color: var(--gold);
  transform: translateX(4px);
}

.footer__bottom {
  padding: 24px 0;
  text-align: center;
}

.footer__bottom p {
  font-size: 0.8rem;
  opacity: 0.4;
}

/* ============================================
   MODAL
   ============================================ */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal.open {
  display: flex;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  max-width: 460px;
  width: 100%;
  text-align: center;
  animation: fadeIn 0.3s ease-out;
  z-index: 2;
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-bg);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  color: var(--gray);
  transition: var(--transition);
}

.modal__close:hover {
  background: var(--gray);
  color: var(--white);
}

.modal__icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.modal__title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.modal__text {
  font-size: 0.95rem;
  color: var(--gray);
  margin-bottom: 24px;
  line-height: 1.7;
}

.modal__form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal__input {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--gray-bg);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  color: var(--dark);
  transition: var(--transition);
  outline: none;
}

.modal__input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.12);
}

.modal__disclaimer {
  font-size: 0.75rem;
  color: var(--gray-light);
  margin-top: 12px;
}

/* ============================================
   RESPONSIVE — Mobile First
   ============================================ */

/* Tablet & below: < 1024px */
@media (max-width: 1024px) {
  .hero__title { font-size: 3rem; }
  .hero__inner { gap: 40px; }

  .paquetes__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonios__grid { grid-template-columns: repeat(2, 1fr); }

  .como-funciona__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .como-funciona__arrow { display: none; }
}

/* Mobile: < 768px */
@media (max-width: 768px) {
  :root { --section-padding: 80px 0; }

  .section__title { font-size: 1.75rem; }
  .section__desc { font-size: 1rem; }

  /* Header */
  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    padding: 80px 32px 32px;
    gap: 24px;
    align-items: flex-start;
    transition: right 0.3s ease;
    z-index: 999;
  }

  .header__nav.open {
    right: 0;
  }

  .header__link {
    font-size: 1.1rem;
  }

  .header__menu-btn {
    display: flex;
    z-index: 1000;
  }

  /* Hero */
  .hero {
    padding: 100px 0 60px;
    min-height: auto;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  .hero__ctas {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }

  .hero__visual { display: none; }

  /* Paquetes */
  .paquetes__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .paquete-card {
    padding: 24px 20px;
  }

  /* Test */
  .test__container {
    padding: 32px 24px;
  }

  .test__progress-bar {
    left: 24px;
    right: 24px;
    top: 32px;
  }

  .test__options {
    grid-template-columns: 1fr;
  }

  .test__options--row {
    grid-template-columns: repeat(3, 1fr);
  }

  .test__question {
    font-size: 1.25rem;
  }

  .test__result-inner {
    padding: 32px 24px;
  }

  .test__result-body {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 24px;
  }

  .test__result-icon {
    font-size: 3rem;
  }

  .test__result-title {
    font-size: 1.75rem;
  }

  /* Testimonios */
  .testimonios__grid {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__links {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  /* CTA */
  .cta-final__title { font-size: 2rem; }
}

/* Small mobile: < 480px */
@media (max-width: 480px) {
  .hero__title { font-size: 2rem; }
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { width: 100%; }

  .test__progress-steps { gap: 0; }
  .test__progress-dot {
    width: 28px;
    height: 28px;
    font-size: 0.7rem;
  }

  .test__options--row {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__links {
    grid-template-columns: 1fr;
  }

  .cta-final__title { font-size: 1.5rem; }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================
   UTILITY
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}