/* ============================================
   Seaglassa — Sea Glass Jewelry Online Courses
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* ─── Custom Properties ─── */
:root {
  --c-sand:        #F5EFE5;
  --c-sand-mid:    #EDE5D8;
  --c-ocean:       #2D5F6F;
  --c-ocean-light: #3A7A8E;
  --c-glass:       #5BA48D;
  --c-glass-light: #7DC4AC;
  --c-foam:        #EBF5F2;
  --c-text:        #1E3330;
  --c-text-muted:  #5A6E6A;
  --c-white:       #FDFAF7;
  --c-border:      #D8EAE6;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'Inter', system-ui, sans-serif;

  --container:     1120px;
  --radius:        8px;
  --transition:    0.25s ease;
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  color: var(--c-text);
  background: var(--c-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ─── Layout ─── */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
section { padding: 80px 0; }

/* ─── Typography ─── */
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 400; line-height: 1.2; }
h1 { font-size: clamp(2.6rem, 5vw, 4rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(2rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }
p  { font-size: 1rem; line-height: 1.75; }

.section-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-glass);
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  color: var(--c-text);
  margin-bottom: 20px;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--c-text-muted);
  max-width: 580px;
  line-height: 1.8;
}

/* ─── Buttons ─── */
.btn {
  display: inline-block;
  padding: 14px 34px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--c-ocean);
  color: var(--c-white);
  border: 2px solid var(--c-ocean);
}
.btn-primary:hover {
  background: var(--c-ocean-light);
  border-color: var(--c-ocean-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(45,95,111,0.25);
}
.btn-outline {
  background: transparent;
  color: var(--c-white);
  border: 2px solid rgba(255,255,255,0.7);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--c-white);
}
.btn-ghost {
  background: transparent;
  color: var(--c-ocean);
  border: 2px solid var(--c-border);
}
.btn-ghost:hover {
  border-color: var(--c-glass);
  background: var(--c-foam);
}

/* ─── Header ─── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}
.site-header.scrolled {
  background: rgba(253,250,247,0.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--c-border);
  padding: 12px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--c-white);
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.site-header.scrolled .logo { color: var(--c-ocean); }
.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.02em;
  transition: color var(--transition);
}
.site-header.scrolled .nav-links a { color: var(--c-text-muted); }
.nav-links a:hover { color: var(--c-white); }
.site-header.scrolled .nav-links a:hover { color: var(--c-ocean); }
.nav-cta {
  padding: 8px 22px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 500;
  background: rgba(255,255,255,0.15);
  color: var(--c-white);
  border: 1px solid rgba(255,255,255,0.35);
  transition: all var(--transition);
}
.site-header.scrolled .nav-cta {
  background: var(--c-ocean);
  color: var(--c-white);
  border-color: var(--c-ocean);
}
.nav-cta:hover { background: rgba(255,255,255,0.25); }
.site-header.scrolled .nav-cta:hover { background: var(--c-ocean-light); }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: all var(--transition);
}
.site-header.scrolled .burger span { background: var(--c-text); }

.mobile-nav {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--c-white);
  z-index: 99;
  padding: 80px 32px 32px;
  flex-direction: column;
  gap: 0;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  display: block;
  padding: 16px 0;
  font-size: 1.4rem;
  font-family: var(--font-serif);
  color: var(--c-text);
  border-bottom: 1px solid var(--c-border);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav-close {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 1.5rem;
  color: var(--c-text-muted);
  background: none;
  border: none;
  cursor: pointer;
}

/* ─── Hero ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--c-ocean);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('img/hero-seaglass.jpg');
  background-size: cover;
  background-position: center 40%;
  background-repeat: no-repeat;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(20,45,50,0.72) 0%,
    rgba(30,60,70,0.55) 50%,
    rgba(20,45,50,0.40) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding-top: 80px;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-glass-light);
  margin-bottom: 20px;
  padding: 6px 14px;
  border: 1px solid rgba(91,164,141,0.4);
  border-radius: 20px;
  background: rgba(91,164,141,0.1);
}
.hero h1 {
  color: var(--c-white);
  margin-bottom: 24px;
  font-style: italic;
  font-weight: 300;
}
.hero h1 em {
  font-style: normal;
  font-weight: 500;
  color: var(--c-glass-light);
}
.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.82);
  margin-bottom: 40px;
  max-width: 540px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.8); }
}

/* ─── About / Intro ─── */
.about {
  background: var(--c-white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-img {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.about-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.about-img:hover img { transform: scale(1.03); }
.about-img-badge {
  position: absolute;
  bottom: 20px; left: 20px;
  background: rgba(253,250,247,0.95);
  backdrop-filter: blur(6px);
  border-radius: 8px;
  padding: 12px 18px;
  font-size: 0.85rem;
  color: var(--c-ocean);
  font-weight: 500;
  border: 1px solid var(--c-border);
}
.about-text .section-desc { margin-bottom: 30px; }
.about-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.feature-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-glass);
  flex-shrink: 0;
  margin-top: 8px;
}
.about-feature p {
  font-size: 0.95rem;
  color: var(--c-text-muted);
}

/* ─── For Whom ─── */
.for-whom {
  background: var(--c-sand);
}
.for-whom-header {
  text-align: center;
  margin-bottom: 56px;
}
.for-whom-header .section-desc { margin: 0 auto; }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.card {
  background: var(--c-white);
  border-radius: 12px;
  padding: 32px 28px;
  border: 1px solid var(--c-border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(30,51,48,0.08);
}
.card-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--c-foam);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.3rem;
}
.card h3 {
  font-size: 1.1rem;
  font-family: var(--font-sans);
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--c-text);
  line-height: 1.35;
}
.card p {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  line-height: 1.6;
}

/* ─── Program ─── */
.program {
  background: var(--c-white);
}
.program-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.program-image {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 3/4;
  position: sticky;
  top: 100px;
}
.program-image img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.program-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.program-item {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--c-border);
}
.program-item:last-child { border-bottom: none; }
.program-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--c-border);
  line-height: 1;
  flex-shrink: 0;
  width: 40px;
  text-align: right;
  padding-top: 2px;
}
.program-body h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
}
.program-body p {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  line-height: 1.65;
}

/* ─── Results / Gallery ─── */
.results {
  background: var(--c-foam);
}
.results-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 56px;
}
.results-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.result-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 22px;
  background: var(--c-white);
  border-radius: 10px;
  border: 1px solid var(--c-border);
}
.result-check {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--c-glass);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
  color: white;
  font-size: 0.75rem;
}
.result-item p {
  font-size: 0.95rem;
  color: var(--c-text);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-img {
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.gallery-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-img:hover img { transform: scale(1.05); }

/* ─── Format ─── */
.format {
  background: var(--c-ocean);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}
.format::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
}
.format .section-label { color: var(--c-glass-light); }
.format .section-title { color: var(--c-white); }
.format-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.format-card {
  padding: 32px 28px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  transition: background var(--transition);
}
.format-card:hover {
  background: rgba(255,255,255,0.10);
}
.format-card-icon {
  font-size: 1.8rem;
  margin-bottom: 16px;
}
.format-card h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 10px;
}
.format-card p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.65;
}

/* ─── FAQ ─── */
.faq {
  background: var(--c-white);
}
.faq-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}
.faq-intro .section-desc { margin-bottom: 0; }
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.faq-item {
  border-bottom: 1px solid var(--c-border);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-text);
  text-align: left;
  background: none;
  cursor: pointer;
  transition: color var(--transition);
  gap: 16px;
}
.faq-question:hover { color: var(--c-ocean); }
.faq-question.active { color: var(--c-ocean); }
.faq-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--c-border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
  font-size: 1rem;
  color: var(--c-text-muted);
}
.faq-question.active .faq-icon {
  background: var(--c-ocean);
  border-color: var(--c-ocean);
  color: white;
  transform: rotate(45deg);
}
.faq-answer {
  display: none;
  padding-bottom: 22px;
}
.faq-answer.open { display: block; }
.faq-answer p {
  font-size: 0.95rem;
  color: var(--c-text-muted);
  line-height: 1.75;
}

/* ─── Lead Form ─── */
.lead-form-section {
  background: var(--c-sand);
}
.form-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.form-intro .section-desc { margin-bottom: 32px; }
.form-promise {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.form-promise-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--c-text-muted);
}
.form-promise-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-glass);
  flex-shrink: 0;
}
.contact-form {
  background: var(--c-white);
  border-radius: 16px;
  padding: 40px;
  border: 1px solid var(--c-border);
  box-shadow: 0 4px 24px rgba(30,51,48,0.06);
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--c-text);
  margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--c-text);
  background: var(--c-white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--c-glass);
  box-shadow: 0 0 0 3px rgba(91,164,141,0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #B0C0BB;
}
.form-note {
  font-size: 0.78rem;
  color: var(--c-text-muted);
  margin-top: 12px;
  line-height: 1.55;
}
.form-note a {
  color: var(--c-ocean-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.btn-submit {
  width: 100%;
  padding: 15px;
  font-size: 1rem;
  margin-bottom: 14px;
}

/* ─── Final CTA Banner ─── */
.cta-banner {
  background: var(--c-text);
  padding: 80px 0;
  text-align: center;
}
.cta-banner h2 {
  color: var(--c-white);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  margin-bottom: 16px;
  font-style: italic;
}
.cta-banner p {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ─── Footer ─── */
.site-footer {
  background: var(--c-text);
  color: rgba(255,255,255,0.55);
  padding: 56px 0 36px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 28px;
}
.footer-brand .logo {
  color: var(--c-white);
  font-size: 1.4rem;
  display: inline-block;
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
}
.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--c-white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-legal {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  line-height: 1.8;
}
.footer-copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

/* ─── Cookie Banner ─── */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 200;
  background: var(--c-text);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}
.cookie-banner.visible { transform: translateY(0); }
.cookie-banner.hidden { display: none; }
.cookie-text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  max-width: 680px;
}
.cookie-text a {
  color: var(--c-glass-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cookie-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}
.btn-cookie-accept {
  padding: 9px 22px;
  background: var(--c-glass);
  color: var(--c-white);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 500;
  transition: background var(--transition);
}
.btn-cookie-accept:hover { background: var(--c-glass-light); }
.btn-cookie-decline {
  padding: 9px 16px;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  transition: color var(--transition);
}
.btn-cookie-decline:hover { color: var(--c-white); }

/* ─── Legal Pages ─── */
.legal-page {
  padding-top: 100px;
  padding-bottom: 80px;
  background: var(--c-white);
  min-height: 100vh;
}
.legal-page h1 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 10px;
  color: var(--c-text);
}
.legal-date {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  margin-bottom: 40px;
  display: block;
}
.legal-content {
  max-width: 760px;
}
.legal-content h2 {
  font-size: 1.3rem;
  margin-top: 40px;
  margin-bottom: 14px;
  color: var(--c-text);
}
.legal-content p {
  font-size: 0.95rem;
  color: var(--c-text-muted);
  margin-bottom: 14px;
  line-height: 1.8;
}
.legal-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 14px;
}
.legal-content ul li {
  font-size: 0.95rem;
  color: var(--c-text-muted);
  margin-bottom: 8px;
  line-height: 1.7;
}

/* ─── Success Page ─── */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-sand);
  padding: 40px 24px;
}
.success-card {
  background: var(--c-white);
  border-radius: 20px;
  padding: 60px 48px;
  text-align: center;
  max-width: 520px;
  width: 100%;
  border: 1px solid var(--c-border);
  box-shadow: 0 8px 40px rgba(30,51,48,0.08);
}
.success-icon {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--c-foam);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 28px;
  font-size: 2rem;
  border: 2px solid var(--c-border);
}
.success-card h1 {
  font-size: 2rem;
  margin-bottom: 14px;
}
.success-card p {
  color: var(--c-text-muted);
  margin-bottom: 36px;
  line-height: 1.75;
}
.success-logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--c-ocean);
  margin-bottom: 28px;
  display: block;
}

/* ─── Responsive: Tablet (≤ 900px) ─── */
@media (max-width: 900px) {
  section { padding: 60px 0; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-img { order: -1; aspect-ratio: 16/9; }
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .program-layout { grid-template-columns: 1fr; gap: 40px; }
  .program-image { display: none; }
  .results-header { grid-template-columns: 1fr; gap: 30px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .format-grid { grid-template-columns: 1fr 1fr; }
  .faq-layout { grid-template-columns: 1fr; gap: 40px; }
  .form-wrapper { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-links { display: none; }
  .burger { display: flex; }
}

/* ─── Responsive: Mobile (≤ 560px) ─── */
@media (max-width: 560px) {
  :root { --container: 100%; }
  section { padding: 48px 0; }
  h1 { font-size: 2.1rem; }
  .hero-desc { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .cards-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .format-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; }
  .cookie-banner { flex-direction: column; align-items: flex-start; }
  .success-card { padding: 40px 24px; }
}