/* ===== RESET + VARIABLES ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

:root {
  --bg: #0a0a14;
  --purple: #8b5cf6;
  --purple-dim: rgba(139, 92, 246, 0.18);
  --indigo: #6366f1;
  --pink: #f472b6;
  --blue: #60a5fa;
  --green: #34d399;
  --orange: #fb923c;
  --text: #f5f5f7;
  --text-muted: #9b97b3;
  --text-faint: #6f6b86;
  --panel-bg: rgba(255, 255, 255, 0.045);
  --panel-bg-strong: rgba(255, 255, 255, 0.07);
  --panel-border: rgba(255, 255, 255, 0.09);
  --panel-shadow: 0 14px 38px rgba(0, 0, 0, 0.38);
  --radius: 20px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --grad-primary: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
  --font: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --max-w: 1200px;
  --nav-h: 68px;
  --transition: 0.2s ease;
}

body {
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(ellipse 920px 620px at 12% -8%, rgba(139, 92, 246, 0.28), transparent 60%),
    radial-gradient(ellipse 760px 520px at 112% 8%, rgba(244, 114, 182, 0.14), transparent 55%),
    radial-gradient(ellipse 820px 720px at 88% 96%, rgba(99, 102, 241, 0.16), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Bilingual visibility */
body.lang-en .pt { display: none; }
body.lang-pt .en { display: none; }

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--font); cursor: pointer; border: none; background: none; }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 24px;
  height: 48px;
  border-radius: var(--radius-pill);
  background: var(--grad-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.35);
  transition: transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(139, 92, 246, 0.45); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 24px;
  height: 48px;
  border-radius: var(--radius-pill);
  background: var(--panel-bg-strong);
  border: 1px solid var(--panel-border);
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.btn-secondary:hover { background: rgba(255,255,255,0.1); transform: translateY(-1px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 24px;
  height: 48px;
  border-radius: var(--radius-pill);
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: border-color var(--transition), color var(--transition);
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.25); color: var(--text); }

.btn-sm { height: 38px; font-size: 0.88rem; padding: 0 18px; }
.btn-lg { height: 54px; font-size: 1rem; padding: 0 32px; }
.btn-full { width: 100%; }

/* ===== GRADIENT TEXT ===== */
.grad-text {
  background: linear-gradient(135deg, var(--purple), var(--pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== SCROLL ANIMATIONS ===== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1), transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

/* ===== NAV ===== */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 20, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--panel-border);
  transition: box-shadow 0.3s ease;
}
nav.scrolled { box-shadow: 0 4px 32px rgba(0,0,0,0.3); }

.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: var(--nav-h);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}
.nav-wordmark {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-links a {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--text); background: var(--panel-bg); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-pill);
  padding: 3px;
}
.lang-btn {
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: background var(--transition), color var(--transition);
}
.lang-btn.active { background: rgba(255,255,255,0.12); color: var(--text); }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.nav-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 24px 20px;
  border-top: 1px solid var(--panel-border);
}
.nav-mobile a {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: background var(--transition), color var(--transition);
}
.nav-mobile a:hover { background: var(--panel-bg); color: var(--text); }
.nav-mobile .btn-primary { margin-top: 8px; }
.nav-mobile .lang-toggle { margin-top: 8px; align-self: flex-start; }

nav.menu-open .nav-mobile { display: flex; }
nav.menu-open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
nav.menu-open .nav-burger span:nth-child(2) { opacity: 0; }
nav.menu-open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== SECTION LABELS + TITLES ===== */
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 600px;
  margin-bottom: 48px;
}
.section-cta {
  display: flex;
  justify-content: center;
  margin-top: 48px;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: calc(var(--nav-h) + 60px) 0 80px;
  overflow: hidden;
  text-align: center;
}
.hero-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 800px 600px at 50% 30%, rgba(139, 92, 246, 0.2), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.hero-logo-wrap {
  margin-bottom: 32px;
  animation: logo-enter 1.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-logo {
  width: 120px;
  height: 120px;
  filter: drop-shadow(0 0 40px rgba(139, 92, 246, 0.4));
}
@keyframes logo-enter {
  from { opacity: 0; transform: scale(0.8) rotate(-8deg); }
  to   { opacity: 1; transform: scale(1) rotate(0deg); }
}

.hero-content { max-width: 720px; }
.hero-eyebrow {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 20px;
  animation: fade-up 0.7s 0.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fade-up 0.7s 0.35s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 36px;
  animation: fade-up 0.7s 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 40px;
  animation: fade-up 0.7s 0.65s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  animation: fade-up 0.7s 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  backdrop-filter: blur(8px);
}
.pill-icon { font-size: 1rem; }

@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 0;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin: 40px 0;
}
.problem-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  backdrop-filter: blur(12px);
  transition: transform var(--transition), border-color var(--transition);
}
.problem-card:hover { transform: translateY(-4px); border-color: rgba(255,255,255,0.16); }
.problem-icon { font-size: 2rem; margin-bottom: 4px; }
.problem-card strong { font-size: 0.92rem; font-weight: 700; color: var(--text); }
.problem-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

.problem-punchline {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ===== SOLUTION / TIMELINE ===== */
.solution {
  padding: 100px 0;
}
.solution .section-title,
.solution .section-label { text-align: center; }
.solution .section-sub { text-align: center; margin: 0 auto 56px; }

.timeline-demo {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding: 8px 0;
}
.timeline-track {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--pink), var(--purple), var(--green));
  transform: translateX(-50%);
  border-radius: 2px;
}

.timeline-event {
  position: relative;
  display: flex;
  align-items: flex-start;
  margin-bottom: 32px;
  gap: 16px;
}
.timeline-event:last-child { margin-bottom: 0; }

.te-left { flex-direction: row-reverse; padding-left: calc(50% + 24px); }
.te-right { padding-right: calc(50% + 24px); }

.te-dot {
  position: absolute;
  left: 50%;
  top: 16px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--dot-color);
  transform: translateX(-50%);
  border: 3px solid var(--bg);
  box-shadow: 0 0 12px var(--dot-color);
  z-index: 1;
}

.te-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  backdrop-filter: blur(12px);
  flex: 1;
}
.te-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--tag-color);
  color: var(--tag-text);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 6px;
}
.te-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 2px;
}
.te-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
}
.te-normal { color: var(--green); }

/* ===== STUDENT FEATURES ===== */
.student-features {
  padding: 100px 0;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feature-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  backdrop-filter: blur(16px);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 8px 32px rgba(139, 92, 246, 0.12);
}
.feature-icon { font-size: 2.2rem; margin-bottom: 14px; display: block; }
.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.3;
}
.feature-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== MENTOR FEATURES ===== */
.mentor-features {
  padding: 100px 0;
}
.mentor-features .section-label,
.mentor-features .section-title { text-align: center; }
.mentor-features .section-title { max-width: 700px; margin: 0 auto 24px; }

.mentor-quote {
  background: var(--purple-dim);
  border: 1px solid rgba(139, 92, 246, 0.25);
  border-radius: var(--radius);
  padding: 28px 36px;
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
}
.mentor-quote p {
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 500;
  color: var(--text);
  line-height: 1.65;
}

.mentor-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 56px;
}
.mentor-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 28px 28px;
  backdrop-filter: blur(16px);
  display: flex;
  gap: 20px;
  transition: transform var(--transition), border-color var(--transition);
}
.mentor-card:hover { transform: translateY(-3px); border-color: rgba(255,255,255,0.14); }
.mentor-card-icon { font-size: 2rem; flex-shrink: 0; line-height: 1; }
.mentor-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.mentor-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Comparison table */
.compare-wrap {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 36px;
  backdrop-filter: blur(16px);
}
.compare-title {
  font-size: 1.3rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.compare-table-wrap { overflow-x: auto; }
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.compare-table th, .compare-table td {
  padding: 12px 16px;
  text-align: center;
  border-bottom: 1px solid var(--panel-border);
}
.compare-table td:first-child { text-align: left; color: var(--text-muted); }
.compare-table th:first-child { text-align: left; }
.compare-table th { font-weight: 700; font-size: 0.85rem; color: var(--text-muted); padding-bottom: 16px; }
.compare-table tr:last-child td { border-bottom: none; }

.highlight-col { background: rgba(139, 92, 246, 0.08); }
.compare-table th.highlight-col { border-radius: 12px 12px 0 0; }
.compare-table tr:last-child td.highlight-col { border-radius: 0 0 12px 12px; }
.compare-badge {
  display: inline-block;
  background: var(--grad-primary);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 4px;
}
.compare-price { font-size: 1.2rem; font-weight: 800; color: var(--text); }
.compare-price-other { font-size: 0.9rem; font-weight: 700; color: var(--text-muted); }
.compare-period { font-size: 0.7em; font-weight: 500; }

.check { color: var(--green); font-size: 1.1rem; font-weight: 700; }
.cross { color: var(--text-faint); font-size: 1.1rem; }
.partial { color: var(--orange); font-size: 0.8rem; font-weight: 600; }

/* ===== PRICING ===== */
.pricing { padding: 100px 0; }
.pricing .section-label,
.pricing .section-title { text-align: center; }

.pricing-toggle {
  display: flex;
  gap: 4px;
  justify-content: center;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-pill);
  padding: 4px;
  width: fit-content;
  margin: 32px auto 48px;
}
.pricing-tab {
  padding: 8px 28px;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: background var(--transition), color var(--transition);
}
.pricing-tab.active {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35);
}

.plans-group { display: none; }
.plans-group.active { display: block; }

.plans-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 720px;
  margin: 0 auto;
}
.plans-row-4 {
  grid-template-columns: repeat(4, 1fr);
  max-width: 100%;
}

.plan-card {
  position: relative;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: transform var(--transition), border-color var(--transition);
}
.plan-card:hover { transform: translateY(-4px); }

.plan-featured {
  border-color: rgba(139, 92, 246, 0.4);
  background: rgba(139, 92, 246, 0.06);
  box-shadow: 0 0 40px rgba(139, 92, 246, 0.12);
}

.plan-badge {
  display: inline-block;
  background: var(--grad-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  align-self: flex-start;
}

.plan-header { margin-bottom: 24px; }
.plan-name { font-size: 1rem; font-weight: 700; color: var(--text-muted); margin-bottom: 8px; }
.plan-price { display: flex; align-items: baseline; gap: 2px; margin-bottom: 4px; }
.price-big { font-size: 2.2rem; font-weight: 900; color: var(--text); letter-spacing: -0.04em; }
.price-cents { font-size: 1.2rem; }
.price-period { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; margin-left: 2px; }
.plan-sub { font-size: 0.82rem; color: var(--text-muted); }

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  flex: 1;
}
.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.85rem;
  line-height: 1.4;
}
.plan-features li::before { flex-shrink: 0; margin-top: 1px; }
.feat-yes { color: var(--text); }
.feat-yes::before { content: '✓'; color: var(--green); font-weight: 700; }
.feat-limit { color: var(--text-muted); }
.feat-limit::before { content: '~'; color: var(--orange); font-weight: 700; }
.feat-no { color: var(--text-faint); }
.feat-no::before { content: '✗'; color: var(--text-faint); }

/* ===== FAQ ===== */
.faq { padding: 100px 0; }
.faq .section-label,
.faq .section-title { text-align: center; }
.faq .section-title { margin-bottom: 48px; }

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.faq-item {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  backdrop-filter: blur(12px);
  transition: border-color var(--transition);
}
.faq-item.open { border-color: rgba(139, 92, 246, 0.3); }

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  transition: color var(--transition);
}
.faq-q:hover { color: var(--purple); }
.faq-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--text-faint);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), color var(--transition);
}
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--purple); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.faq-a p {
  padding: 0 20px 20px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== FINAL CTA ===== */
.final-cta {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 800px 500px at 50% 50%, rgba(139, 92, 246, 0.25), transparent 70%);
  pointer-events: none;
}
.final-cta-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
  background: var(--panel-bg);
  border: 1px solid rgba(139, 92, 246, 0.25);
  border-radius: 28px;
  padding: 64px 48px;
  backdrop-filter: blur(20px);
  box-shadow: 0 0 60px rgba(139, 92, 246, 0.1);
}
.final-logo {
  width: 80px;
  height: 80px;
  filter: drop-shadow(0 0 24px rgba(139, 92, 246, 0.5));
}
.final-cta-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.03em;
}
.final-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--panel-border);
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-logo { width: 32px; height: 32px; }
.footer-name { font-size: 0.95rem; font-weight: 700; }
.footer-tagline { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}
.footer-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--panel-border);
}
.footer-copy { font-size: 0.8rem; color: var(--text-faint); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .problem-grid { grid-template-columns: repeat(3, 1fr); }
  .plans-row-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links, .nav-right { display: none; }
  .nav-burger { display: flex; }
  .nav-wordmark { font-size: 0.88rem; }

  .hero { padding: calc(var(--nav-h) + 40px) 0 60px; }
  .hero-logo { width: 90px; height: 90px; }

  .problem-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .problem-card:last-child { grid-column: 1 / -1; }

  .timeline-track { left: 20px; }
  .te-left, .te-right { padding-left: 52px; padding-right: 0; flex-direction: row; }
  .te-dot { left: 20px; }

  .feature-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .mentor-grid { grid-template-columns: 1fr; }

  .compare-wrap { padding: 24px 20px; }

  .plans-row { grid-template-columns: 1fr; max-width: 420px; }
  .plans-row-4 { grid-template-columns: 1fr 1fr; }

  .final-cta-inner { padding: 48px 28px; }

  .section-title { font-size: 1.7rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-title { font-size: 2rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-primary, .hero-actions .btn-ghost { text-align: center; }

  .problem-grid { grid-template-columns: 1fr; }
  .problem-card:last-child { grid-column: auto; }

  .feature-grid { grid-template-columns: 1fr; }
  .plans-row-4 { grid-template-columns: 1fr; }

  .final-cta-actions { flex-direction: column; align-items: stretch; }
  .final-cta-actions .btn-primary, .final-cta-actions .btn-ghost { text-align: center; }
}