/* ── HERO ── */
#hero-simple {
  height: 44vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0 60px 52px;
  position: relative;
  overflow: hidden;
  background: #EEF3FA;
}

#hero-simple .section-label {
  margin-bottom: 12px;
  position: relative;
  z-index: 2;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 75, 147, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 75, 147, 0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  z-index: 1;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(56px, 9vw, 110px);
  line-height: 0.9;
  letter-spacing: -1px;
  color: var(--text);
  position: relative;
  z-index: 2;
}

/* ── SHARED ── */
section { padding: 100px 60px; position: relative; }

.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(44px, 5vw, 72px);
  letter-spacing: 1px;
  line-height: 1;
  margin-bottom: 32px;
}

.gold-rule {
  width: 48px;
  height: 2px;
  background: var(--blue);
  margin-bottom: 48px;
}

.section-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.form-container {
  max-width: 1200px;
  margin: 0 auto;
}

.form-header {
  margin-bottom: 0;
}

.form-section-sub {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 600px;
  line-height: 1.65;
  margin-top: -16px;
  margin-bottom: 0;
}

/* ── PLACEHOLDER IMAGES ── */
.form-placeholder-img,
.form-given-img,
.form-offer-img {
  background: var(--surface2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ── SECTION 01: AUTHORITY ── */
#form-authority { background: var(--bg); }

.form-authority-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-top: 60px;
  align-items: start;
}

.form-intro-text {
  font-size: 18px;
  color: var(--text-dim);
  line-height: 1.75;
  margin-bottom: 48px;
}

.form-credentials {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.form-credential-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 24px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--blue);
  transition: border-color 0.2s;
}

.form-credential-item:hover {
  border-left-color: var(--amber);
}

.form-credential-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 1px;
  flex-shrink: 0;
  padding-top: 2px;
}

.form-credential-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 6px;
}

.form-credential-desc {
  font-size: 15px;
  color: var(--text-dim);
  line-height: 1.6;
}

.form-authority-visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 100px;
}

.form-placeholder-img {
  width: 100%;
  aspect-ratio: 3/4;
}

.form-stat-card {
  background: var(--blue);
  color: #fff;
  padding: 32px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.form-stat-logo {
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: 2px;
  color: #fff;
}

.form-stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: 0.7;
  text-align: right;
}

/* ── SECTION 02: GIVEN COURSES ── */
#form-given { background: var(--surface); }

.form-given-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 60px;
}

.form-given-card {
  border: 1px solid var(--border);
  background: var(--bg);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.form-given-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
}

.form-given-img {
  width: 100%;
  aspect-ratio: 16/9;
  border-bottom: 1px solid var(--border);
}

.form-given-content { padding: 36px; }

.form-given-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

.form-given-title {
  font-family: var(--font-display);
  font-size: 30px;
  letter-spacing: 1px;
  line-height: 1.05;
  margin-bottom: 16px;
}

.form-given-desc {
  font-size: 15px;
  color: var(--text-dim);
  line-height: 1.65;
  margin-bottom: 24px;
}

.form-given-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ── SECTION 03: COURSE OFFER ── */
#form-offer { background: var(--bg); }

.form-offer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 60px;
}

.form-offer-card {
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.form-offer-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
}

.form-offer-num {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-dim);
  background: var(--surface);
  padding: 2px 6px;
}

.form-offer-img {
  width: 100%;
  aspect-ratio: 16/9;
  border-bottom: 1px solid var(--border);
}

.form-offer-content { padding: 28px; }

.form-offer-content h3 {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 1px;
  line-height: 1.05;
  margin-bottom: 14px;
  color: var(--blue);
}

.form-offer-content p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.65;
  margin-bottom: 24px;
}

.form-offer-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.form-offer-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  text-decoration: none;
}

.form-offer-btn {
  border-color: var(--blue);
  color: var(--blue);
  background: transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.form-offer-btn:hover {
  background: var(--blue);
  color: #fff;
}

/* ── CTA ── */
#form-cta {
  padding: 120px 60px;
  background: var(--surface);
  text-align: center;
  position: relative;
  overflow: hidden;
}

#form-cta .cta-banner-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 75, 114, 0.06) 0%, transparent 70%);
}

#form-cta .cta-banner-title {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 88px);
  line-height: 1;
  letter-spacing: 1px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

#form-cta .cta-banner-title span { color: var(--blue); }

#form-cta .cta-banner-sub {
  font-size: 16px;
  color: var(--text-dim);
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}

#form-cta .cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 48px;
  background: var(--amber);
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  position: relative;
  z-index: 1;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#form-cta .cta-btn:hover {
  background: #f0a844;
  transform: translateY(-2px);
}

/* ── MOBILE ── */
@media (max-width: 900px) {
  #hero-simple { padding: 0 24px 40px; }
  section { padding: 72px 24px; }

  .form-authority-grid,
  .form-given-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .form-offer-grid { grid-template-columns: 1fr; gap: 20px; }

  .form-authority-visual { position: static; }

  #form-cta { padding: 80px 24px; }
}