:root {
  --color-white: #ffffff;
  --color-cream: #f3f1ee;
  --color-blush: #2a1118;
  --color-beige: #ded9d2;
  --color-text: #e8e3dc;
  --color-muted: #a7a09a;
  --color-heading: #ffffff;
  --color-primary: #7f1829;
  --color-primary-dark: #4e0d18;
  --color-bg-dark: #09090a;
  --color-surface: #151517;
  --color-surface-alt: #202024;
  --color-border: #343238;
  --color-sage: #b8a05a;
  --color-line: #343238;
  --shadow-soft: 0 22px 60px rgba(0, 0, 0, 0.34);
  --shadow-card: 0 16px 42px rgba(0, 0, 0, 0.22);
  --radius-card: 8px;
  --radius-pill: 999px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Poppins", Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

.container {
  width: calc(100% - 40px);
  max-width: var(--container);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(9, 9, 10, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  transition: box-shadow 0.25s ease, background 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(9, 9, 10, 0.97);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.28);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-heading);
  font-weight: 700;
  letter-spacing: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: inline-grid;
  place-items: center;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary), #111);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 28px rgba(127, 24, 41, 0.34);
}

.brand-text {
  display: grid;
  gap: 0;
  line-height: 1.1;
}

.brand-text strong,
.brand-text small {
  letter-spacing: 0;
}

.brand-text small {
  color: var(--color-muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  font-weight: 500;
  transition: background 0.25s ease, color 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background: rgba(127, 24, 41, 0.34);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-line);
  border-radius: 50%;
  background: var(--color-white);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: var(--color-heading);
  transition: transform 0.25s ease;
}

.nav-toggle.is-open span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav-toggle.is-open span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.section {
  padding: 92px 0;
}

.section-shell {
  padding: 56px 0;
  background:
    linear-gradient(135deg, rgba(127, 24, 41, 0.3), rgba(9, 9, 10, 0.82)),
    var(--color-bg-dark);
}

.hero-grid {
  min-height: min(760px, calc(100vh - 210px));
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 52px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--color-primary-dark);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--color-heading);
  line-height: 1.14;
  overflow-wrap: break-word;
}

h1 {
  max-width: 680px;
  margin-bottom: 22px;
  font-size: clamp(2.5rem, 6vw, 5.35rem);
  font-weight: 700;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.3rem);
  font-weight: 700;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.1rem;
}

.hero-copy p {
  max-width: 560px;
  margin-bottom: 30px;
  color: var(--color-muted);
  font-size: clamp(1.05rem, 2vw, 1.32rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-weight: 700;
  line-height: 1.1;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: var(--color-white);
  background: var(--color-primary);
  box-shadow: 0 14px 30px rgba(185, 120, 132, 0.26);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 18px 38px rgba(185, 120, 132, 0.32);
}

.btn-secondary {
  color: var(--color-heading);
  background: rgba(255, 255, 255, 0.78);
  border-color: var(--color-line);
}

.hero-media {
  position: relative;
}

.hero-media::before {
  position: absolute;
  inset: 28px -18px -18px 32px;
  z-index: 0;
  content: "";
  background: var(--color-beige);
  border-radius: var(--radius-card);
}

.hero-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: clamp(430px, 52vw, 680px);
  object-fit: cover;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.feature-grid,
.learning-grid,
.courses-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.learning-card,
.course-card,
.detail-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.feature-card,
.learning-card {
  padding: 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover,
.learning-card:hover,
.course-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 44px rgba(68, 54, 49, 0.12);
}

.icon-badge {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 20px;
  color: var(--color-white);
  background: var(--color-sage);
  border-radius: 50%;
  font-weight: 700;
}

.feature-card p,
.learning-card p,
.detail-card p,
.footer p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.stats-band {
  background: #050505;
  color: var(--color-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.stat-item {
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.06);
}

.stat-item strong {
  display: block;
  margin-bottom: 8px;
  color: var(--color-white);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  line-height: 1.1;
}

.stat-item span {
  color: rgba(255, 255, 255, 0.72);
}

.learning-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cta {
  background:
    linear-gradient(135deg, rgba(127, 24, 41, 0.28), rgba(255, 255, 255, 0.04)),
    var(--color-bg-dark);
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 46px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.cta-panel h2 {
  margin-bottom: 0;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: end;
  padding: 46px 0;
}

.page-hero h1 {
  margin-bottom: 0;
}

.page-intro {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.page-intro p:last-child {
  margin-bottom: 0;
}

.course-detail {
  padding-bottom: 40px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.detail-card {
  padding: 34px;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.pill-list span {
  padding: 8px 13px;
  color: var(--color-heading);
  background: var(--color-blush);
  border: 1px solid rgba(185, 120, 132, 0.14);
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 600;
}

.timeline-section {
  background: #0d0d0f;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 28px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: program;
}

.timeline li {
  position: relative;
  min-height: 58px;
  display: flex;
  align-items: center;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 16px 18px 16px 58px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
  counter-increment: program;
}

.timeline li span {
  color: var(--color-muted);
}

.timeline li::before {
  position: absolute;
  left: 16px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  color: var(--color-white);
  background: var(--color-primary);
  border-radius: 50%;
  content: counter(program);
  font-size: 0.78rem;
  font-weight: 700;
}

.courses-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.course-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 30px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.course-card.featured {
  border-color: rgba(127, 24, 41, 0.7);
  background: linear-gradient(180deg, rgba(127, 24, 41, 0.24), var(--color-surface) 36%);
}

.course-kicker {
  margin-bottom: 10px;
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-card h3 {
  font-size: 1.45rem;
}

.course-description {
  min-height: 82px;
  color: var(--color-muted);
}

.course-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 20px 0 24px;
}

.course-price {
    margin: 1.5rem 0;
    text-align: center;
}

.course-price span {
    display: block;
    font-size: 0.85rem;
    color: #7b7b7b;
    margin-bottom: 0.25rem;
}

.course-price strong {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-white);
}

.meta-item {
  padding: 14px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
}

.meta-item strong {
  display: block;
  color: var(--color-heading);
  font-size: 1.08rem;
  line-height: 1.2;
}

.meta-item span {
  color: var(--color-muted);
  font-size: 0.82rem;
}

.includes-list {
  display: grid;
  gap: 10px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.includes-list li {
  position: relative;
  padding-left: 26px;
  color: var(--color-muted);
}

.includes-list li::before {
  position: absolute;
  left: 0;
  top: 0.1em;
  color: var(--color-sage);
  content: "✓";
  font-weight: 700;
}

.course-card .btn {
  width: 100%;
  margin-top: auto;
}

.footer {
  padding: 58px 0 24px;
  color: rgba(255, 255, 255, 0.76);
  background: #050505;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
}

.footer .brand,
.footer h3 {
  color: var(--color-white);
}

.footer-brand {
  margin-bottom: 16px;
}

.footer-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-list a {
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
}

.footer-bottom {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.legal-content {
  background: var(--color-cream);
}

.legal-grid {
  display: grid;
  gap: 18px;
}

.legal-card {
  padding: 32px;
}

.legal-card h2 {
  margin-bottom: 12px;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
}

.legal-card p,
.legal-card li {
  color: var(--color-muted);
}

.legal-card p:last-child,
.legal-card ul:last-child {
  margin-bottom: 0;
}

.status-section {
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: center;
}

.status-panel {
  max-width: 820px;
  padding: 48px;
  text-align: center;
}

.status-icon {
  width: 86px;
  height: 86px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 24px;
  color: var(--color-white);
  background: var(--color-sage);
  border-radius: 50%;
  box-shadow: 0 18px 36px rgba(154, 169, 154, 0.25);
  font-size: 2.4rem;
  font-weight: 700;
}

.status-icon.warning {
  background: var(--color-primary);
  box-shadow: 0 18px 36px rgba(185, 120, 132, 0.25);
}

.status-panel h1 {
  max-width: none;
  margin-bottom: 16px;
  font-size: clamp(2.2rem, 5vw, 4rem);
}

.status-panel .lead {
  max-width: 620px;
  margin: 0 auto 16px;
  color: var(--color-muted);
  font-size: 1.12rem;
}

.status-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.contact-note {
  max-width: 640px;
  margin: 34px auto 0;
  padding: 22px;
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
}

.contact-note p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.contact-section {
  background: var(--color-cream);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 20px;
  align-items: start;
}

.contact-form-card,
.contact-info-card,
.map-card {
  padding: 34px;
}

.contact-form {
  display: grid;
  gap: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 8px;
  color: var(--color-heading);
  font-size: 0.92rem;
  font-weight: 600;
}

.form-field small {
  color: var(--color-muted);
  font-weight: 500;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 14px 16px;
  color: var(--color-heading);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.form-field textarea {
  resize: vertical;
  min-height: 150px;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: rgba(185, 120, 132, 0.55);
  box-shadow: 0 0 0 4px rgba(185, 120, 132, 0.12);
}

.form-message {
  min-height: 24px;
  margin-bottom: 0;
  color: var(--color-primary-dark);
  font-weight: 600;
}

.contact-sidebar {
  display: grid;
  gap: 20px;
}

.contact-list {
  display: grid;
  gap: 12px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.contact-list li {
  color: var(--color-muted);
}

.contact-list strong {
  color: var(--color-heading);
}

.whatsapp-btn {
  width: 100%;
}

.map-card iframe {
  width: 100%;
  height: 300px;
  border: 0;
  border-radius: var(--radius-card);
}

.purchase-section {
  background: var(--color-cream);
}

.purchase-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.purchase-summary,
.purchase-form-card {
  padding: 34px;
}

.price-highlight {
  margin: 24px 0;
  padding: 24px;
  background: var(--color-blush);
  border: 1px solid rgba(185, 120, 132, 0.16);
  border-radius: var(--radius-card);
}

.price-highlight span {
  display: block;
  margin-bottom: 6px;
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.price-highlight strong {
  display: block;
  color: var(--color-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1;
}

.purchase-description {
  color: var(--color-muted);
}

.purchase-data {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 22px;
}

.secure-badge {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: rgba(154, 169, 154, 0.13);
  border: 1px solid rgba(154, 169, 154, 0.26);
  border-radius: var(--radius-card);
}

.secure-badge > span {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  display: grid;
  place-items: center;
  color: var(--color-white);
  background: var(--color-sage);
  border-radius: 50%;
  font-weight: 700;
}

.secure-badge strong {
  display: block;
  color: var(--color-heading);
  line-height: 1.2;
}

.secure-badge small {
  display: block;
  color: var(--color-muted);
  line-height: 1.5;
}

.card-data-section {
  display: grid;
  gap: 18px;
  margin-top: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--color-line);
}

.contact-form .payment-method-section {
  display: block;
  width: 100%;
  min-width: 0;
  margin: 12px 0 0;
  padding: 24px 0 0;
  border: 0;
  border-top: 1px solid var(--color-line);
}

.payment-method-section > legend {
  display: block;
  float: none;
  width: 100%;
  margin: 0 0 16px;
  padding: 0;
  color: var(--color-heading);
  font-size: 1.25rem;
  font-weight: 600;
}

.payment-method-section .payment-method-options {
  display: flex;
  width: 100%;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
}

.payment-method-section .payment-method-option {
  display: grid;
  width: 100%;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  margin: 0;
  padding: 16px;
  color: var(--color-text);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.payment-method-section .payment-method-option:hover,
.payment-method-section .payment-method-option.is-selected {
  background: var(--color-blush);
  border-color: var(--color-primary);
  box-shadow: 0 10px 24px rgba(68, 68, 68, 0.07);
}

.payment-method-section .payment-method-option.is-disabled {
  opacity: 0.58;
  cursor: not-allowed;
}

.payment-method-section .payment-method-option.is-disabled:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-line);
  box-shadow: none;
}

.payment-method-section .payment-method-option > input[type="radio"] {
  position: static;
  display: block;
  width: 18px;
  min-width: 18px;
  height: 18px;
  margin: 3px 0 0;
  padding: 0;
  opacity: 1;
  transform: none;
  accent-color: var(--color-primary);
}

.payment-method-section .payment-method-option > span {
  display: block;
  min-width: 0;
}

.payment-method-section .payment-method-option strong,
.payment-method-section .payment-method-option small {
  display: block;
}

.payment-method-section .payment-method-option strong {
  color: var(--color-heading);
  line-height: 1.4;
}

.payment-method-section .payment-method-option small {
  margin-top: 3px;
  color: var(--color-muted);
  line-height: 1.5;
}

.payment-card-fields {
  display: grid;
}

.payment-card-fields[hidden] {
  display: none;
}

.compact-heading {
  margin-bottom: 0;
}

.compact-heading .eyebrow {
  margin-bottom: 8px;
}

.compact-heading h3 {
  margin-bottom: 0;
  font-size: 1.25rem;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (max-width: 980px) {
  .hero-grid,
  .page-hero-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    min-height: auto;
  }

  .feature-grid,
  .stats-grid,
  .learning-grid,
  .courses-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-media img {
    height: 520px;
  }
}

@media (max-width: 720px) {
  .container {
    width: calc(100% - 28px);
  }

  .nav {
    min-height: 68px;
  }

  .brand span:last-child {
    max-width: 190px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 14px;
    right: 14px;
    display: grid;
    gap: 6px;
    padding: 12px;
    background: var(--color-white);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .nav-menu.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-link {
    border-radius: var(--radius-card);
  }

  .section {
    padding: 68px 0;
  }

  .section-shell {
    padding: 42px 0;
  }

  h1 {
    font-size: clamp(2.15rem, 11vw, 3rem);
  }

  h2 {
    font-size: clamp(1.85rem, 9vw, 2.4rem);
  }

  .hero-grid,
  .page-hero-grid {
    gap: 34px;
  }

  .hero-actions,
  .cta-panel {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-media img {
    height: auto;
    aspect-ratio: 1.22;
  }

  .btn {
    width: 100%;
  }

  .feature-grid,
  .stats-grid,
  .learning-grid,
  .courses-grid,
  .timeline,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .learning-card,
  .detail-card,
  .course-card,
  .legal-card,
  .status-panel,
  .contact-form-card,
  .contact-info-card,
  .map-card,
  .purchase-summary,
  .purchase-form-card,
  .cta-panel {
    padding: 24px;
  }

  .status-actions {
    flex-direction: column;
  }

  .contact-layout,
  .purchase-layout,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .course-description {
    min-height: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ==================================================
   RUSSO ONLINE / PORTFOLIO
   ================================================== */
.hero-russo {
  position: relative;
  overflow: hidden;
}

.hero-russo::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(9, 9, 10, 0.98), rgba(9, 9, 10, 0.62)),
    radial-gradient(circle at 72% 24%, rgba(127, 24, 41, 0.36), transparent 34%);
  pointer-events: none;
}

.hero-russo .container {
  position: relative;
}

.hero-collage {
  display: grid;
  grid-template-columns: 0.86fr 1fr;
  grid-template-rows: repeat(2, minmax(180px, 1fr));
  gap: 14px;
}

.hero-collage::before {
  display: none;
}

.hero-collage img {
  width: 100%;
  height: 100%;
  min-height: 250px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
}

.hero-collage img:first-child {
  grid-row: span 2;
}

.institutional-section {
  background: #0d0d0f;
}

.institutional-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.88fr) minmax(0, 1.12fr);
  gap: 42px;
  align-items: center;
}

.institutional-photo {
  margin: 0;
}

.institutional-photo img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
}

.institutional-copy p {
  max-width: 660px;
  color: var(--color-muted);
}

.location-strip {
  display: grid;
  gap: 4px;
  max-width: 430px;
  margin-top: 28px;
  padding: 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-card);
}

.location-strip strong {
  color: var(--color-white);
}

.location-strip span {
  color: var(--color-muted);
}

.works-preview-section,
.portfolio-section {
  background: var(--color-bg-dark);
}

.home-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.home-gallery img {
  width: 100%;
  aspect-ratio: 0.86;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
}

.center-action {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.portfolio-item {
  width: 100%;
  padding: 0;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  cursor: zoom-in;
}

.portfolio-item img {
  width: 100%;
  aspect-ratio: 0.88;
  object-fit: cover;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.portfolio-item:hover img {
  filter: contrast(1.04);
  transform: scale(1.035);
}

.lightbox-open {
  overflow: hidden;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) 74px;
  align-items: center;
  gap: 12px;
  padding: 28px;
  background: rgba(0, 0, 0, 0.92);
}

.lightbox[hidden] {
  display: none;
}

.lightbox-figure {
  display: grid;
  justify-items: center;
  gap: 12px;
  margin: 0;
}

.lightbox-figure img {
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  border-radius: var(--radius-card);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.lightbox-figure figcaption {
  color: rgba(255, 255, 255, 0.76);
  font-weight: 700;
}

.lightbox-close,
.lightbox-nav {
  display: grid;
  place-items: center;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  cursor: pointer;
}

.lightbox-close {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 46px;
  height: 46px;
  font-size: 2rem;
  line-height: 1;
}

.lightbox-nav {
  width: 58px;
  height: 58px;
  font-size: 3rem;
}

.lightbox-prev {
  justify-self: end;
}

.lightbox-next {
  justify-self: start;
}

.price-pending small {
  display: block;
  margin-top: 10px;
  color: var(--color-muted);
  font-size: 0.78rem;
  font-weight: 700;
}

@media (max-width: 980px) {
  .institutional-grid {
    grid-template-columns: 1fr;
  }

  .home-gallery,
  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .hero-collage {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .hero-collage img {
    min-height: auto;
    aspect-ratio: 0.9;
  }

  .hero-collage img:first-child {
    grid-column: 1 / -1;
    grid-row: auto;
    aspect-ratio: 1.45;
  }

  .portfolio-grid {
    gap: 10px;
  }

  .lightbox {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .lightbox-nav {
    position: absolute;
    top: 50%;
    width: 48px;
    height: 48px;
    font-size: 2.4rem;
    transform: translateY(-50%);
  }

  .lightbox-prev {
    left: 14px;
  }

  .lightbox-next {
    right: 14px;
  }
}

/* ==================================================
   LOGIN / PANEL ALUMNO
   ================================================== */
.auth-section {
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: center;
}

.auth-shell {
  max-width: 560px;
}

.auth-card {
  padding: 38px;
}

.auth-card h1 {
  max-width: none;
  font-size: clamp(2.15rem, 6vw, 3.6rem);
}

.auth-copy {
  color: var(--color-muted);
}

.auth-error {
  padding: 14px 16px;
  background: var(--color-blush);
  border: 1px solid rgba(185, 120, 132, 0.22);
  border-radius: var(--radius-card);
}

/* ==================================================
   CAMBIO DE CONTRASENA
   ================================================== */
.password-card .form-field small {
  max-width: 420px;
}

.password-success {
  width: fit-content;
  min-height: auto;
  margin-bottom: 24px;
  padding: 14px 16px;
  color: var(--color-heading);
  background: rgba(154, 169, 154, 0.16);
  border: 1px solid rgba(154, 169, 154, 0.28);
  border-radius: var(--radius-card);
}

.panel-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 24px;
  align-items: center;
}

.panel-hero p {
  max-width: 620px;
  color: var(--color-muted);
}

.student-summary {
  padding: 28px;
}

.student-summary-grid,
.student-data-grid {
  display: grid;
  gap: 14px;
}

.student-summary-grid div,
.student-data-grid div {
  padding: 14px;
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
}

.student-summary-grid span,
.student-data-grid span {
  display: block;
  margin-bottom: 5px;
  color: var(--color-primary-dark);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.student-summary-grid strong,
.student-data-grid strong {
  color: var(--color-heading);
  overflow-wrap: anywhere;
}

.student-summary-actions {
  margin-top: 18px;
}

.student-section {
  background: var(--color-cream);
}

.student-nav {
  display: flex;
}

/* ==================================================
   CURSO / MATERIALES
   ================================================== */
.course-access-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 24px;
  align-items: center;
}

.course-access-hero p {
  max-width: 640px;
  color: var(--color-muted);
}

.course-access-summary {
  padding: 28px;
}

.course-materials-section {
  background: var(--color-cream);
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.material-card {
  display: grid;
  gap: 22px;
  padding: 30px;
}

.material-card p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.material-card .btn {
  width: fit-content;
}

.student-course-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.student-course-card {
  display: grid;
  gap: 22px;
  padding: 30px;
}

.student-course-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.student-course-top h3 {
  margin-bottom: 0;
  font-size: 1.45rem;
}

.student-status {
  flex: 0 0 auto;
  padding: 8px 12px;
  color: var(--color-heading);
  background: var(--color-beige);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.student-status.activo {
  background: rgba(154, 169, 154, 0.16);
  border-color: rgba(154, 169, 154, 0.28);
}

.student-status.vencido {
  background: var(--color-blush);
  border-color: rgba(185, 120, 132, 0.22);
}

.student-status.sin-acceso {
  color: var(--color-muted);
}

.student-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn-disabled {
  opacity: 0.62;
  cursor: not-allowed;
}

.empty-state {
  padding: 30px;
}

.empty-state p {
  margin-bottom: 0;
  color: var(--color-muted);
}

@media (max-width: 860px) {
  .panel-hero-grid,
  .course-access-grid,
  .materials-grid,
  .student-course-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .auth-card,
  .student-summary,
  .student-course-card,
  .empty-state {
    padding: 24px;
  }

  .student-course-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .student-actions .btn,
  .student-summary-actions .btn,
  .material-card .btn,
  .student-nav {
    width: 100%;
  }

  .student-nav {
    position: static;
    display: grid;
    gap: 8px;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }
}

/* ==================================================
   ACLARACIONES DE CONTENIDO
   ================================================== */
.section-note {
  max-width: 760px;
  margin: -6px 0 0;
  color: var(--color-muted);
}

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

.admin-body {
  min-width: 320px;
  background: var(--color-cream);
}

.admin-container {
  width: calc(100% - 40px);
  max-width: 1480px;
  margin-inline: auto;
}

.admin-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(16px);
}

.admin-header-inner {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.admin-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.admin-nav-link {
  padding: 9px 13px;
  color: var(--color-muted);
  border-radius: var(--radius-card);
  font-size: 0.86rem;
  font-weight: 600;
  transition: color 0.2s ease, background 0.2s ease;
}

.admin-nav-link:hover,
.admin-nav-link.active {
  color: var(--color-heading);
  background: var(--color-blush);
}

.admin-main {
  min-height: calc(100vh - 70px);
}

.admin-section {
  padding: 42px 0 64px;
}

.admin-page-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.admin-page-heading h1 {
  max-width: none;
  margin-bottom: 8px;
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.admin-page-heading p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.admin-page-heading-row {
  align-items: center;
}

.admin-card,
.admin-stat,
.admin-summary-strip {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.admin-card {
  margin-bottom: 20px;
  padding: 24px;
}

.admin-card h2 {
  margin-bottom: 0;
  font-size: 1.3rem;
}

.admin-card-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.admin-card-heading .eyebrow {
  margin-bottom: 5px;
}

.admin-card-heading-row {
  align-items: center;
}

.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(260px, 1.35fr);
  gap: 16px;
  margin-bottom: 20px;
}

.admin-stat {
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
}

.admin-stat span,
.admin-summary-strip span {
  color: var(--color-muted);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
}

.admin-stat strong {
  color: var(--color-heading);
  font-size: 2rem;
  line-height: 1.1;
}

.admin-stat-wide {
  background: var(--color-blush);
  border-color: rgba(185, 120, 132, 0.2);
}

.admin-grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.admin-definition-list,
.admin-detail-list {
  display: grid;
  gap: 0;
  margin: 0;
}

.admin-definition-list div,
.admin-detail-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-line);
}

.admin-definition-list div:last-child,
.admin-detail-list div:last-child {
  border-bottom: 0;
}

.admin-definition-list dt,
.admin-detail-list dt {
  color: var(--color-muted);
}

.admin-definition-list dd,
.admin-detail-list dd {
  margin: 0;
  color: var(--color-heading);
  font-weight: 700;
  text-align: right;
  overflow-wrap: anywhere;
}

.admin-cut-card strong {
  display: block;
  margin-bottom: 5px;
  color: var(--color-heading);
  font-size: 1.55rem;
}

.admin-cut-card p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.admin-btn-small {
  min-height: 42px;
  padding: 10px 17px;
  font-size: 0.78rem;
}

.admin-btn-small:disabled {
  opacity: 0.48;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.admin-table-wrap {
  width: 100%;
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  min-width: 840px;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.admin-table-payments {
  min-width: 1240px;
}

.admin-table th,
.admin-table td {
  padding: 13px 12px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-line);
}

.admin-table th {
  color: var(--color-muted);
  background: var(--color-cream);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  white-space: nowrap;
}

.admin-table tbody tr:hover {
  background: rgba(247, 233, 236, 0.32);
}

.admin-table tbody tr:last-child td {
  border-bottom: 0;
}

.admin-table td small {
  display: block;
  margin-top: 2px;
  color: var(--color-muted);
}

.admin-empty-cell {
  padding: 28px !important;
  color: var(--color-muted);
  text-align: center !important;
}

.admin-monospace {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

.admin-status {
  display: inline-flex;
  padding: 5px 9px;
  color: var(--color-heading);
  background: var(--color-beige);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 0.68rem;
  font-weight: 700;
  white-space: nowrap;
}

.admin-status.status-approved,
.admin-status.status-activo {
  background: rgba(154, 169, 154, 0.18);
  border-color: rgba(154, 169, 154, 0.34);
}

.admin-status.status-rejected,
.admin-status.status-error,
.admin-status.status-cancelado {
  background: var(--color-blush);
  border-color: rgba(185, 120, 132, 0.25);
}

.admin-status.status-pending,
.admin-status.status-pendiente {
  background: var(--color-beige);
}

.admin-filters {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 16px;
}

.admin-filters-compact {
  grid-template-columns: minmax(260px, 1fr) 160px auto;
  align-items: end;
}

.admin-filter-search {
  grid-column: span 2;
}

.admin-filter-actions,
.admin-toolbar,
.admin-quick-filters,
.admin-pagination {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-filter-actions {
  align-self: end;
}

.admin-summary-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-bottom: 20px;
  overflow: hidden;
}

.admin-summary-strip div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 22px;
}

.admin-summary-strip strong {
  color: var(--color-heading);
  font-size: 1.1rem;
}

.admin-pagination {
  justify-content: center;
  margin-top: 22px;
}

.admin-pagination a,
.admin-pagination span,
.admin-quick-filters a {
  min-width: 40px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  color: var(--color-muted);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  font-size: 0.82rem;
  font-weight: 600;
}

.admin-pagination a:hover,
.admin-pagination a.active,
.admin-quick-filters a:hover,
.admin-quick-filters a.active {
  color: var(--color-white);
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.admin-toolbar {
  justify-content: space-between;
  margin: 18px 0;
}

.admin-toolbar-selection,
.admin-select-all {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.admin-select-all {
  gap: 7px;
  color: var(--color-muted);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
}

.admin-select-all input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.admin-checkbox-cell {
  width: 46px;
  text-align: center !important;
}

.admin-checkbox {
  display: inline-grid;
  place-items: center;
}

.admin-checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.admin-table-link {
  color: var(--color-primary-dark);
  font-weight: 700;
  white-space: nowrap;
}

.admin-table-link:hover {
  text-decoration: underline;
}

.admin-safety-note {
  margin: 18px 0 0;
  color: var(--color-muted);
  font-size: 0.84rem;
}

.admin-quick-filters {
  margin-bottom: 20px;
}

.admin-login-card {
  max-width: 520px;
  margin-inline: auto;
}

@media (max-width: 1100px) {
  .admin-stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  .admin-container {
    width: calc(100% - 28px);
  }

  .admin-header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding: 12px 0;
  }

  .admin-nav {
    width: 100%;
    padding-bottom: 2px;
    overflow-x: auto;
  }

  .admin-nav-link {
    flex: 0 0 auto;
  }

  .admin-page-heading,
  .admin-page-heading-row,
  .admin-card-heading-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .admin-stats-grid,
  .admin-grid-two,
  .admin-summary-strip,
  .admin-filters,
  .admin-filters-compact {
    grid-template-columns: 1fr;
  }

  .admin-filter-search {
    grid-column: auto;
  }

  .admin-filter-actions,
  .admin-filter-actions .btn,
  .admin-page-heading .btn {
    width: 100%;
  }

  .admin-card,
  .admin-stat {
    padding: 20px;
  }

  .admin-summary-strip div,
  .admin-definition-list div,
  .admin-detail-list div {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .admin-definition-list dd,
  .admin-detail-list dd {
    text-align: left;
  }
}

/* Ajuste de contraste para el panel administrativo */
.admin-body {
  color: #332b30;
}

.admin-body h1,
.admin-body h2,
.admin-body h3,
.admin-page-heading h1,
.admin-card h2 {
  color: #35121c;
}

.admin-body p,
.admin-body li,
.admin-body td,
.admin-body dd,
.admin-body dt,
.admin-body label {
  color: #4f454b;
}

.admin-body .admin-page-heading p,
.admin-body .admin-stat span,
.admin-body .admin-summary-strip span,
.admin-body .admin-definition-list dt,
.admin-body .admin-detail-list dt,
.admin-body .admin-cut-card p,
.admin-body .admin-table td small,
.admin-body .admin-empty-cell,
.admin-body .admin-safety-note,
.admin-body .admin-select-all,
.admin-body .admin-nav-link {
  color: #665b62;
}

.admin-body .admin-table td {
  color: #40363d;
}

.admin-body .admin-table th {
  color: #51464d;
}

.admin-body .admin-stat-wide,
.admin-body .admin-stat-wide strong,
.admin-body .admin-stat-wide span {
  color: #ffffff;
}

.admin-body .admin-nav-link:hover,
.admin-body .admin-nav-link.active {
  color: #ffffff;
}