/* ==========================================================================
   Top Page — Hero, Sections
   ========================================================================== */

/* ── Hero ── */
.hero {
  min-height: 100svh;
  background: linear-gradient(160deg, var(--color-bg-dark) 0%, #0f2a5a 60%, #1a3a6e 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 70% 40%, rgba(46,170,220,.15) 0%, transparent 60%),
    radial-gradient(ellipse 400px 400px at 20% 80%, rgba(240,165,0,.08) 0%, transparent 50%);
  pointer-events: none;
}

/* Decorative dots pattern */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-16);
  align-items: center;
  padding-block: var(--space-20);
}

@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    padding-block: var(--space-24);
  }
}

.hero__content {
  color: #ffffff;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(46,170,220,.15);
  border: 1px solid rgba(46,170,220,.3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-secondary);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-6);
  opacity: 0;
  animation: fadeDown 0.8s var(--ease-out-expo) 0.4s forwards;
}

.hero__eyebrow-dot {
  width: 8px;
  height: 8px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  animation: pulse 2s ease-in-out infinite;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, 3.5rem);
  font-weight: var(--font-extrabold);
  line-height: 1.25;
  margin-bottom: var(--space-6);
  color: #ffffff;
}

.hero__title .line {
  display: block;
}

.hero__title .accent {
  color: var(--color-accent);
  position: relative;
}

.hero__title .gradient {
  background: linear-gradient(135deg, #7acfef, var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__sub {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: rgba(255,255,255,.8);
  line-height: 1.8;
  margin-bottom: var(--space-10);
  max-width: 480px;
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-12);
}

.hero__cta-note {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.5);
  margin-top: var(--space-2);
  width: 100%;
}

.hero__stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,.12);
}

.hero__stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.hero__stat-number {
  font-family: var(--font-accent);
  font-size: var(--text-2xl);
  font-weight: var(--font-extrabold);
  color: var(--color-accent);
  line-height: 1;
}

.hero__stat-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.55);
  letter-spacing: 0.05em;
}

/* ── Hero Visual ── */
.hero__visual {
  display: none;
  position: relative;
}

@media (min-width: 768px) {
  .hero__visual {
    display: block;
  }
}

.hero__card-stack {
  position: relative;
  height: 480px;
}

.hero__floating-card {
  position: absolute;
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  color: #ffffff;
  opacity: 0;
  animation: scaleIn 0.8s var(--ease-out-expo) forwards;
}

.hero__floating-card:nth-child(1) {
  top: 0;
  right: 0;
  width: 260px;
  animation-delay: 0.8s;
}

.hero__floating-card:nth-child(2) {
  top: 160px;
  left: 0;
  width: 240px;
  animation-delay: 1.0s;
}

.hero__floating-card:nth-child(3) {
  bottom: 40px;
  right: 20px;
  width: 220px;
  animation-delay: 1.2s;
}

.hero__card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-2);
}

.hero__card-title {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}

.hero__card-body {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.7);
  line-height: 1.6;
}

/* ── Numbers Bar ── */
.numbers-bar {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  padding-block: var(--space-12);
}

.numbers-bar__inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .numbers-bar__inner {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    divide: 1px;
  }
}

.numbers-bar__item {
  text-align: center;
  padding-inline: var(--space-6);
  position: relative;
}

@media (min-width: 768px) {
  .numbers-bar__item + .numbers-bar__item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: rgba(255,255,255,.2);
  }
}

/* ── Features Section ── */
.features__grid {
  display: grid;
  gap: var(--space-6);
}

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

@media (min-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  border: 2px solid transparent;
  transition: border-color var(--duration-base), transform var(--duration-base) var(--ease-out-expo), box-shadow var(--duration-base);
  box-shadow: var(--shadow-sm);
}

.feature-card:hover {
  border-color: var(--color-secondary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-card__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-5);
  display: block;
}

.feature-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.feature-card__body {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ── Comparison Table ── */
.comparison {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.comparison__table {
  width: 100%;
  min-width: 500px;
  border-collapse: collapse;
}

.comparison__table th,
.comparison__table td {
  padding: var(--space-5) var(--space-6);
  text-align: center;
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-border);
}

.comparison__table thead th {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  background: var(--color-primary);
  color: #ffffff;
}

.comparison__table thead th:first-child {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.comparison__table thead th.highlight-col {
  background: var(--color-secondary);
}

.comparison__table tbody tr:hover {
  background: var(--color-bg-alt);
}

.comparison__table td:first-child {
  text-align: left;
  font-weight: var(--font-medium);
  color: var(--color-text);
}

.comparison__check {
  color: var(--color-success);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
}

.comparison__x {
  color: var(--color-muted);
}

/* ── Instructors Section ── */
.instructors__grid {
  display: grid;
  gap: var(--space-6);
}

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

@media (min-width: 1024px) {
  .instructors__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.instructor-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--duration-base) var(--ease-out-expo), box-shadow var(--duration-base);
}

.instructor-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.instructor-card__photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
}

.instructor-card__body {
  padding: var(--space-6);
}

.instructor-card__name {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.instructor-card__univ {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-secondary);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-4);
}

.instructor-card__subjects {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.instructor-card__comment {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

/* ── Flow Section ── */
.flow__steps {
  max-width: 680px;
  margin-inline: auto;
  position: relative;
}

.flow__steps::before {
  content: '';
  position: absolute;
  left: 23px;
  top: 48px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-full);
}

.flow__step {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
  margin-bottom: var(--space-10);
  position: relative;
  z-index: 1;
}

.flow__step:last-child {
  margin-bottom: 0;
}

.flow__step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #ffffff;
  font-family: var(--font-accent);
  font-weight: var(--font-extrabold);
  font-size: var(--text-base);
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(26,58,110,.3);
}

.flow__step-content {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  flex: 1;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-secondary);
}

.flow__step-title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.flow__step-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ── Results Section ── */
.results__grid {
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .results__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.result-card {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #ffffff;
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.result-card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.06);
}

.result-card__subject {
  font-size: var(--text-sm);
  opacity: .7;
  margin-bottom: var(--space-2);
}

.result-card__grade {
  font-family: var(--font-accent);
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  line-height: 1;
}

.result-card__grade span {
  font-size: var(--text-xl);
}

.result-card__arrow {
  font-size: var(--text-2xl);
  opacity: .6;
  margin-inline: var(--space-2);
}

.result-card__detail {
  font-size: var(--text-sm);
  opacity: .7;
  margin-top: var(--space-2);
}

.result-card__period {
  font-size: var(--text-xs);
  opacity: .5;
  margin-top: var(--space-1);
}

.story-cards {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .story-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

.story-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-accent);
}

.story-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.story-card__avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.story-card__meta {}

.story-card__name {
  font-weight: var(--font-bold);
  color: var(--color-primary);
}

.story-card__info {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.story-card__body {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.9;
}

.story-card__result {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: rgba(240,165,0,.1);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-accent-dark);
}

/* ── Pricing Section ── */
.pricing__grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .pricing__grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }
}

.pricing-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  border: 2px solid transparent;
  transition: transform var(--duration-base) var(--ease-out-expo),
              box-shadow var(--duration-base),
              border-color var(--duration-base);
  position: relative;
}

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

.pricing-card--featured {
  border-color: var(--color-secondary);
  transform: scale(1.03);
  box-shadow: var(--shadow-xl);
  background: linear-gradient(to bottom, rgba(46,170,220,.04), var(--color-surface));
}

.pricing-card--featured:hover {
  transform: scale(1.03) translateY(-4px);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-secondary);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  padding: 4px 16px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card__name {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
}

.pricing-card__amount {
  font-family: var(--font-accent);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: var(--font-extrabold);
  color: var(--color-primary);
  line-height: 1;
}

.pricing-card__unit {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.pricing-card__note {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-bottom: var(--space-6);
}

.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.pricing-card__feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.pricing-card__check {
  color: var(--color-success);
  font-weight: var(--font-bold);
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing__notice {
  margin-top: var(--space-8);
  padding: var(--space-6);
  background: rgba(46,170,220,.08);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(46,170,220,.2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-align: center;
}

/* ── CTA Section ── */
.cta-section {
  background: linear-gradient(160deg, #0d1b3e 0%, var(--color-primary) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 600px 400px at 80% 50%, rgba(46,170,220,.2) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.cta-section__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
}

.cta-section__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: var(--font-extrabold);
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: var(--space-6);
}

.cta-section__sub {
  font-size: var(--text-lg);
  color: rgba(255,255,255,.75);
  line-height: 1.8;
  margin-bottom: var(--space-10);
}

.cta-section__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .cta-section__actions {
    flex-direction: row;
    justify-content: center;
  }
}

.cta-section__note {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.5);
  margin-top: var(--space-4);
}

/* ── LINE Section ── */
.line-section {
  background: #f0fbf4;
  border-top: 4px solid #06c755;
}

.line-section__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .line-section__inner {
    flex-direction: row;
    text-align: left;
  }
}

.line-section__logo {
  font-size: 4rem;
  flex-shrink: 0;
}

.line-section__content {}

.line-section__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.line-section__body {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  line-height: 1.8;
}

.line-section__benefits {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.line-benefit {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  background: #ffffff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

/* ── News Section ── */
.news__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.news-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration-fast);
  text-decoration: none;
  color: var(--color-text);
  border-left: 4px solid transparent;
}

.news-item:hover {
  box-shadow: var(--shadow-md);
  border-left-color: var(--color-secondary);
}

.news-item__date {
  font-family: var(--font-accent);
  font-size: var(--text-sm);
  color: var(--color-muted);
  white-space: nowrap;
  padding-top: 2px;
}

.news-item__badge {
  flex-shrink: 0;
}

.news-item__title {
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text);
  line-height: 1.5;
}