/* ═══════════════════════════════════════════════
   LEARNOVA AI — Premium Design System
   Dark AI Aesthetic · Syne + Outfit
═══════════════════════════════════════════════ */

/* ─── CSS VARIABLES ─── */
:root {
  --bg:          #050A14;
  --bg-2:        #0A1628;
  --bg-3:        #0F1E36;
  --surface:     rgba(255,255,255,0.04);
  --surface-h:   rgba(255,255,255,0.07);
  --border:      rgba(14,165,233,0.12);
  --border-h:    rgba(14,165,233,0.35);
  --primary:     #0EA5E9;
  --primary-d:   #0284C7;
  --primary-glow:rgba(14,165,233,0.18);
  --accent:      #F59E0B;
  --accent-light:rgba(245,158,11,0.12);
  --purple:      #818CF8;
  --text:        #E2E8F0;
  --text-m:      #94A3B8;
  --text-d:      #475569;
  --grad:        linear-gradient(135deg,#0EA5E9 0%,#6366F1 60%,#C084FC 100%);
  --grad-gold:   linear-gradient(135deg,#F59E0B,#EF4444);
  --ff-head:     'Space Grotesk', sans-serif;
  --ff-body:     'Outfit', sans-serif;
  --nav-h:       72px;
  --max-w:       1200px;
  --r:           12px;
  --r-lg:        20px;
  --r-xl:        28px;
  --shadow:      0 4px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(14,165,233,0.15);
  --tr:          0.35s cubic-bezier(0.4,0,0.2,1);
}

/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--ff-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  cursor: none;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: none; border: none; background: none; font-family: var(--ff-body); }

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--primary-d); border-radius: 3px; }

/* ─── CONTAINER ─── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

/* ─── UTILITY ─── */
.gradient-text {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── CUSTOM CURSOR ─── */
.cursor-dot {
  position: fixed; width: 8px; height: 8px;
  background: var(--primary); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.08s, width 0.2s, height 0.2s;
}
.cursor-ring {
  position: fixed; width: 36px; height: 36px;
  border: 1.5px solid rgba(14,165,233,0.5); border-radius: 50%;
  pointer-events: none; z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.15s, width 0.25s, height 0.25s, border-color 0.25s;
}
body:has(a:hover) .cursor-dot,
body:has(button:hover) .cursor-dot { width: 12px; height: 12px; }
body:has(a:hover) .cursor-ring,
body:has(button:hover) .cursor-ring { width: 50px; height: 50px; border-color: var(--primary); }

/* ─── PRELOADER ─── */
#preloader {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s, visibility 0.6s;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-inner { text-align: center; }
.preloader-logo {
  font-family: var(--ff-head); font-size: 2.2rem; font-weight: 800;
  letter-spacing: -0.02em; margin-bottom: 28px; color: var(--text);
}
.preloader-logo span { color: var(--primary); }
.preloader-bar {
  width: 240px; height: 3px; background: var(--bg-3);
  border-radius: 3px; overflow: hidden; margin: 0 auto 16px;
}
.preloader-fill {
  height: 100%; width: 0; background: var(--grad);
  border-radius: 3px;
  animation: preload 1.8s ease forwards;
}
@keyframes preload { to { width: 100%; } }
.preloader-text {
  font-size: 0.85rem; color: var(--text-m); letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ─── SCROLL REVEAL ─── */
[data-reveal] {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s var(--tr), transform 0.7s var(--tr);
}
[data-reveal].revealed { opacity: 1; transform: translateY(0); }

/* ─── NAVBAR ─── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h);
  transition: background var(--tr), border-color var(--tr), box-shadow var(--tr);
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  background: rgba(5,10,20,0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-color: var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.nav-container {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center; gap: 32px;
}
.nav-logo {
  font-family: var(--ff-head); font-size: 1.3rem; font-weight: 800;
  letter-spacing: -0.02em; display: flex; align-items: center; gap: 8px;
  white-space: nowrap; flex-shrink: 0;
}
.logo-hex { color: var(--primary); font-size: 1.1rem; }
.logo-ai { color: var(--primary); }
.nav-links {
  display: flex; align-items: center; gap: 4px;
  margin-left: auto;
}
.nav-link {
  font-size: 0.9rem; font-weight: 500; color: var(--text-m);
  padding: 8px 14px; border-radius: 8px;
  transition: color var(--tr), background var(--tr);
}
.nav-link:hover,
.nav-link.active { color: var(--text); background: var(--surface); }
.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.btn-nav-ghost {
  font-size: 0.88rem; font-weight: 500; color: var(--text-m);
  padding: 8px 18px; border-radius: 8px; border: 1px solid var(--border);
  transition: all var(--tr);
}
.btn-nav-ghost:hover { color: var(--text); border-color: var(--border-h); background: var(--surface); }
.btn-nav-primary {
  font-size: 0.88rem; font-weight: 600;
  padding: 9px 20px; border-radius: 8px;
  background: var(--grad); color: #fff;
  transition: opacity var(--tr), box-shadow var(--tr), transform var(--tr);
  box-shadow: 0 4px 16px rgba(14,165,233,0.3);
}
.btn-nav-primary:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 6px 24px rgba(14,165,233,0.4); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  width: 28px; padding: 4px; margin-left: auto;
}
.hamburger span {
  display: block; height: 2px; background: var(--text);
  border-radius: 2px; transition: all var(--tr);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(5,10,20,0.97); backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 32px; transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu ul { text-align: center; }
.mobile-menu ul li + li { margin-top: 12px; }
.mobile-link {
  font-family: var(--ff-head); font-size: 1.8rem; font-weight: 700;
  color: var(--text-m); transition: color var(--tr);
}
.mobile-link:hover { color: var(--primary); }
.mobile-cta { font-size: 1rem; padding: 14px 32px; }
.mobile-close {
  position: absolute; top: 24px; right: 24px;
  font-size: 1.5rem; color: var(--text-m);
  transition: color var(--tr);
}
.mobile-close:hover { color: var(--text); }

/* ─── HERO ─── */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: calc(var(--nav-h) + 48px) 0 80px;
  overflow: hidden;
}
#heroCanvas {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
}
.hero-grid-overlay {
  position: absolute; inset: 0; z-index: 1;
  background-image:
    linear-gradient(rgba(14,165,233,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black, transparent);
}
.hero-glow {
  position: absolute; border-radius: 50%; filter: blur(120px); z-index: 0; pointer-events: none;
}
.glow-1 { width: 600px; height: 600px; top: -100px; left: -200px; background: rgba(14,165,233,0.07); }
.glow-2 { width: 500px; height: 500px; bottom: -50px; right: -150px; background: rgba(129,140,248,0.07); }
.hero-container {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
  align-items: center;
}
.hero-content { display: flex; flex-direction: column; gap: 28px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(14,165,233,0.1); border: 1px solid rgba(14,165,233,0.25);
  color: var(--primary); font-size: 0.85rem; font-weight: 600;
  padding: 8px 16px; border-radius: 50px; width: fit-content;
  letter-spacing: 0.02em;
}
.badge-pulse {
  width: 8px; height: 8px; background: #22D3EE; border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(34,211,238,0.6); }
  50%      { box-shadow: 0 0 0 8px rgba(34,211,238,0); }
}
.hero-title {
  font-family: var(--ff-head); font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700; line-height: 1.08; letter-spacing: 0;
}
#typewriter {
  display: inline-block; min-width: 180px;
  border-right: 3px solid var(--primary);
  animation: blink 0.75s step-end infinite;
}
@keyframes blink { 50% { border-color: transparent; } }
.hero-desc {
  font-size: 1.05rem; color: var(--text-m); line-height: 1.75; max-width: 500px;
}
.hero-desc strong { color: var(--text); font-weight: 600; }
.hero-cta-group { display: flex; gap: 14px; flex-wrap: wrap; }

/* Shared Buttons */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--grad); color: #fff;
  font-family: var(--ff-body); font-size: 0.95rem; font-weight: 600;
  padding: 13px 26px; border-radius: 10px;
  border: none; cursor: none;
  box-shadow: 0 6px 24px rgba(14,165,233,0.35);
  transition: all var(--tr);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(14,165,233,0.45); }
.btn-primary svg { transition: transform var(--tr); }
.btn-primary:hover svg { transform: translateX(4px); }
.btn-primary.btn-large { padding: 16px 34px; font-size: 1.05rem; border-radius: 12px; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--text); font-weight: 500; font-size: 0.95rem;
  padding: 13px 22px; border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: all var(--tr);
}
.btn-ghost:hover { border-color: var(--border-h); background: var(--surface-h); }
.play-icon {
  width: 28px; height: 28px; background: var(--primary-glow); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 0.65rem; color: var(--primary);
}

.hero-pills { display: flex; gap: 10px; flex-wrap: wrap; }
.pill {
  font-size: 0.82rem; font-weight: 500; color: var(--text-m);
  background: var(--surface); border: 1px solid var(--border);
  padding: 6px 14px; border-radius: 50px;
  transition: all var(--tr);
}
.pill:hover { color: var(--text); border-color: var(--border-h); background: var(--surface-h); }

/* Hero Visual */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; height: 420px; }
.ai-orb {
  position: relative; width: 200px; height: 200px;
  display: flex; align-items: center; justify-content: center;
}
.orb-ring {
  position: absolute; border-radius: 50%; border: 1px solid transparent;
  animation: spin linear infinite;
}
.ring-1 {
  width: 100%; height: 100%;
  border-color: rgba(14,165,233,0.4) transparent transparent transparent;
  animation-duration: 4s;
}
.ring-2 {
  width: 78%; height: 78%;
  border-color: transparent rgba(129,140,248,0.5) transparent transparent;
  animation-duration: 3s; animation-direction: reverse;
}
.ring-3 {
  width: 56%; height: 56%;
  border-color: rgba(192,132,252,0.4) transparent transparent transparent;
  animation-duration: 5s;
}
@keyframes spin { to { transform: rotate(360deg); } }
.orb-core {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--grad); display: flex; align-items: center; justify-content: center;
  font-family: var(--ff-head); font-size: 1.4rem; font-weight: 800; color: #fff;
  box-shadow: 0 0 50px rgba(14,165,233,0.4), 0 0 100px rgba(14,165,233,0.15);
  animation: breathe 3s ease-in-out infinite;
}
@keyframes breathe {
  0%,100% { box-shadow: 0 0 50px rgba(14,165,233,0.4), 0 0 100px rgba(14,165,233,0.15); }
  50% { box-shadow: 0 0 70px rgba(14,165,233,0.6), 0 0 140px rgba(14,165,233,0.25); }
}
.orb-dots {
  position: absolute; width: 100%; height: 100%;
  animation: spin 8s linear infinite;
}
.orb-dots span {
  position: absolute; width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary); top: 50%; left: 50%;
}
.orb-dots span:nth-child(1) { transform: translate(-50%,-50%) rotate(0deg) translateX(100px); }
.orb-dots span:nth-child(2) { transform: translate(-50%,-50%) rotate(60deg) translateX(100px); }
.orb-dots span:nth-child(3) { transform: translate(-50%,-50%) rotate(120deg) translateX(100px); }
.orb-dots span:nth-child(4) { transform: translate(-50%,-50%) rotate(180deg) translateX(100px); }
.orb-dots span:nth-child(5) { transform: translate(-50%,-50%) rotate(240deg) translateX(100px); }
.orb-dots span:nth-child(6) { transform: translate(-50%,-50%) rotate(300deg) translateX(100px); }

/* Floating Cards */
.float-card {
  position: absolute; display: flex; align-items: center; gap: 12px;
  background: rgba(10,22,40,0.9); border: 1px solid var(--border);
  backdrop-filter: blur(16px); border-radius: var(--r); padding: 14px 18px;
  box-shadow: var(--shadow);
  animation: float 4s ease-in-out infinite;
  white-space: nowrap;
}
.float-card:nth-child(1) { top: 30px; left: 0; animation-delay: 0s; }
.float-card:nth-child(2) { bottom: 50px; right: 0; animation-delay: 1.5s; }
.float-card:nth-child(3) { top: 50%; left: -20px; transform: translateY(-50%); animation-delay: 0.75s; }
.fc-1 { top: 30px; left: 0; }
.fc-2 { bottom: 50px; right: 0; }
.fc-3 { top: 50%; left: -20px; transform: translateY(-50%); }
@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.fc-3 { animation: float3 4s ease-in-out infinite; }
@keyframes float3 {
  0%,100% { transform: translateY(-50%) translateX(0); }
  50% { transform: translateY(calc(-50% - 10px)) translateX(0); }
}
.fc-icon { font-size: 1.5rem; }
.fc-title { font-size: 0.72rem; color: var(--text-m); font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }
.fc-val { font-family: var(--ff-head); font-size: 0.95rem; font-weight: 700; color: var(--primary); }

/* Scroll Hint */
.scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 10px;
  color: var(--text-d); font-size: 0.75rem; letter-spacing: 0.08em;
}
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--primary), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine { 0%,100% { transform: scaleY(1); opacity: 1; } 50% { transform: scaleY(0.5); opacity: 0.4; } }

/* ─── TRUSTED BY ─── */
#trusted {
  padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: var(--bg-2); overflow: hidden;
}
.trusted-label {
  text-align: center; font-size: 0.8rem; color: var(--text-d);
  text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 24px;
}
.trusted-track-wrapper { overflow: hidden; }
.trusted-track {
  display: flex; gap: 0; width: max-content;
  animation: marquee 30s linear infinite;
}
@keyframes marquee { to { transform: translateX(-50%); } }
.trusted-logo {
  font-family: var(--ff-head); font-size: 1.05rem; font-weight: 700;
  color: var(--text-d); padding: 0 44px;
  transition: color var(--tr);
  white-space: nowrap;
}
.trusted-logo:hover { color: var(--text-m); }

/* ─── SHARED SECTION STYLES ─── */
section:not(#hero):not(#trusted):not(#stats):not(#cta) {
  padding: 100px 0;
}
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block; font-size: 0.8rem; font-weight: 600;
  color: var(--primary); text-transform: uppercase; letter-spacing: 0.12em;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--ff-head); font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700; letter-spacing: 0; line-height: 1.14;
  margin-bottom: 18px;
}
.section-desc { color: var(--text-m); font-size: 1rem; max-width: 560px; margin: 0 auto; }
.section-cta { text-align: center; margin-top: 48px; }

/* ─── COURSES ─── */
#courses { background: var(--bg); }

.filter-tabs { display: flex; justify-content: center; gap: 8px; margin-bottom: 44px; flex-wrap: wrap; }
.filter-btn {
  font-family: var(--ff-body); font-size: 0.88rem; font-weight: 500;
  padding: 9px 22px; border-radius: 50px;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text-m); transition: all var(--tr); cursor: none;
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-glow); border-color: rgba(14,165,233,0.5);
  color: var(--primary);
}

.courses-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 22px;
}
.course-card {
  position: relative; background: var(--bg-2);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 28px; overflow: hidden;
  transition: all var(--tr);
  display: flex; flex-direction: column; gap: 14px;
}
.course-card:hover { border-color: var(--border-h); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.course-card.hidden { display: none; }
.course-featured {
  border-color: rgba(14,165,233,0.3);
  background: linear-gradient(135deg, var(--bg-2), rgba(14,165,233,0.04));
}
.course-badge {
  display: inline-block; font-size: 0.7rem; font-weight: 700;
  padding: 4px 12px; border-radius: 50px;
  text-transform: uppercase; letter-spacing: 0.07em; width: fit-content;
}
.badge-beginner { background: rgba(34,197,94,0.12); color: #4ADE80; }
.badge-inter    { background: rgba(14,165,233,0.12); color: var(--primary); }
.badge-advanced { background: rgba(192,132,252,0.12); color: #C084FC; }
.featured-ribbon {
  position: absolute; top: 20px; right: 20px;
  font-size: 0.72rem; font-weight: 700; color: var(--accent);
  background: var(--accent-light); border: 1px solid rgba(245,158,11,0.25);
  padding: 4px 10px; border-radius: 50px;
}
.course-icon { font-size: 2.2rem; }
.course-card h3 {
  font-family: var(--ff-head); font-size: 1.05rem; font-weight: 700;
  line-height: 1.3; letter-spacing: -0.01em;
}
.course-card p { font-size: 0.87rem; color: var(--text-m); line-height: 1.6; flex: 1; }
.course-meta {
  display: flex; gap: 14px; flex-wrap: wrap;
  font-size: 0.78rem; color: var(--text-d); font-weight: 500;
}
.course-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.course-price { display: flex; align-items: center; gap: 8px; }
.price-old { font-size: 0.82rem; color: var(--text-d); text-decoration: line-through; }
.price-now { font-family: var(--ff-head); font-size: 1.05rem; font-weight: 700; color: var(--primary); }
.btn-course {
  font-size: 0.82rem; font-weight: 600; color: var(--primary);
  background: var(--primary-glow); border: 1px solid rgba(14,165,233,0.3);
  padding: 7px 16px; border-radius: 8px;
  transition: all var(--tr); display: inline-block;
}
.btn-course:hover { background: var(--primary); color: #fff; }
.card-glow {
  position: absolute; inset: 0; border-radius: var(--r-lg); pointer-events: none;
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(14,165,233,0.06), transparent 40%);
  opacity: 0; transition: opacity var(--tr);
}
.course-card:hover .card-glow { opacity: 1; }

/* ─── FEATURES ─── */
#features { background: var(--bg-2); }
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.feature-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 32px 28px;
  transition: all var(--tr);
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--grad); transform: scaleX(0); transition: transform var(--tr); transform-origin: left;
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--border-h); box-shadow: var(--shadow-glow); }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon-wrap {
  width: 54px; height: 54px; border-radius: var(--r); margin-bottom: 20px;
  background: var(--bg-2); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--tr);
}
.feature-card:hover .feature-icon-wrap { background: var(--primary-glow); border-color: rgba(14,165,233,0.3); }
.feature-icon { font-size: 1.5rem; }
.feature-card h3 { font-family: var(--ff-head); font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 0.88rem; color: var(--text-m); line-height: 1.65; }

/* ─── LEARNING PATH ─── */
#path { background: var(--bg); }
.path-grid {
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 16px; align-items: start;
  margin-top: 20px;
}
.path-card {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-xl);
  padding: 36px 28px; position: relative; transition: all var(--tr);
}
.path-card:hover { border-color: var(--border-h); box-shadow: var(--shadow-glow); }
.path-number {
  font-family: var(--ff-head); font-size: 3.5rem; font-weight: 800; line-height: 1;
  color: rgba(14,165,233,0.1); margin-bottom: 16px; letter-spacing: -0.04em;
}
.path-emoji { font-size: 2.5rem; margin-bottom: 16px; }
.path-card h3 { font-family: var(--ff-head); font-size: 1.25rem; font-weight: 700; margin-bottom: 12px; }
.path-card p { font-size: 0.88rem; color: var(--text-m); line-height: 1.65; margin-bottom: 20px; }
.path-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.path-tags span {
  font-size: 0.75rem; font-weight: 600; background: var(--bg-3);
  border: 1px solid var(--border); color: var(--text-m);
  padding: 4px 12px; border-radius: 50px;
}
.path-arrow {
  font-size: 2rem; color: var(--primary-glow); display: flex; align-items: center;
  padding-top: 100px; opacity: 0.5;
}

/* ─── STATS ─── */
#stats { padding: 80px 0; position: relative; background: var(--bg-2); overflow: hidden; }
.stats-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 100% 100% at 50% 50%, rgba(14,165,233,0.04), transparent);
}
.stats-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 2px;
}
.stat-item {
  text-align: center; padding: 40px 20px;
  border-right: 1px solid var(--border);
  transition: all var(--tr);
}
.stat-item:last-child { border-right: none; }
.stat-item:hover { background: var(--surface); }
.stat-val {
  font-family: var(--ff-head); font-size: 2.4rem; font-weight: 800;
  letter-spacing: -0.03em; color: var(--primary); display: flex; justify-content: center; align-items: baseline; gap: 2px;
  margin-bottom: 8px;
}
.stat-suf { font-size: 1.4rem; }
.stat-label { font-size: 0.82rem; color: var(--text-m); font-weight: 500; text-transform: uppercase; letter-spacing: 0.07em; }

/* ─── TESTIMONIALS ─── */
#testimonials { background: var(--bg); }
.testimonials-wrapper { overflow: hidden; position: relative; }
.testimonials-track {
  display: flex; gap: 22px;
  transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.testi-card {
  min-width: calc(33.33% - 16px); background: var(--bg-2);
  border: 1px solid var(--border); border-radius: var(--r-xl);
  padding: 32px; display: flex; flex-direction: column; gap: 20px;
  flex-shrink: 0; transition: border-color var(--tr);
}
.testi-card:hover { border-color: var(--border-h); }
.testi-stars { color: var(--accent); font-size: 1rem; letter-spacing: 3px; }
.testi-card p { font-size: 0.9rem; color: var(--text-m); line-height: 1.75; flex: 1; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: 14px; margin-top: auto; }
.testi-avatar {
  width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0;
  background: var(--grad); display: flex; align-items: center; justify-content: center;
  font-family: var(--ff-head); font-size: 0.85rem; font-weight: 700; color: #fff;
}
.testi-name { font-weight: 600; font-size: 0.9rem; margin-bottom: 2px; }
.testi-role { font-size: 0.78rem; color: var(--text-d); }
.slider-controls { display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 36px; }
.slider-btn {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text); font-size: 1.1rem; cursor: none;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--tr);
}
.slider-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-glow); }
.slider-dots { display: flex; gap: 8px; }
.slider-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--bg-3); border: 1px solid var(--border);
  cursor: none; transition: all var(--tr);
}
.slider-dot.active { background: var(--primary); border-color: var(--primary); width: 24px; border-radius: 4px; }

/* ─── PRICING ─── */
#pricing { background: var(--bg-2); }
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start;
}
.pricing-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--r-xl);
  padding: 36px 32px; position: relative; transition: all var(--tr);
}
.pricing-card:hover { border-color: var(--border-h); transform: translateY(-4px); }
.pricing-featured {
  border-color: rgba(14,165,233,0.4) !important;
  background: linear-gradient(160deg, var(--bg), rgba(14,165,233,0.04));
  box-shadow: 0 0 60px rgba(14,165,233,0.1);
  transform: scale(1.03);
}
.pricing-featured:hover { transform: scale(1.03) translateY(-4px); }
.popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--grad); color: #fff;
  font-size: 0.75rem; font-weight: 700; padding: 5px 18px;
  border-radius: 50px; white-space: nowrap; letter-spacing: 0.04em;
}
.pricing-tier {
  font-family: var(--ff-head); font-size: 0.85rem; font-weight: 700;
  color: var(--text-m); text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.pricing-amount { display: flex; align-items: baseline; gap: 4px; margin-bottom: 12px; }
.price-sym { font-size: 1.4rem; font-weight: 600; color: var(--text); }
.price-main { font-family: var(--ff-head); font-size: 2.6rem; font-weight: 800; color: var(--text); letter-spacing: -0.03em; }
.price-per { font-size: 0.85rem; color: var(--text-m); }
.pricing-tagline { font-size: 0.88rem; color: var(--text-m); margin-bottom: 28px; line-height: 1.6; }
.pricing-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-list li { font-size: 0.87rem; display: flex; align-items: flex-start; gap: 10px; }
.pricing-list li.yes { color: var(--text-m); }
.pricing-list li.no  { color: var(--text-d); }
.pricing-list li.yes::before { content: '✓'; color: #4ADE80; font-weight: 700; flex-shrink: 0; }
.pricing-list li.no::before  { content: '×'; color: var(--text-d); font-weight: 700; flex-shrink: 0; }
.btn-pricing-outline {
  display: block; text-align: center;
  font-weight: 600; font-size: 0.92rem;
  padding: 13px; border-radius: var(--r);
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text); transition: all var(--tr);
}
.btn-pricing-outline:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-glow); }
.btn-pricing-filled {
  display: block; text-align: center;
  font-weight: 600; font-size: 0.92rem;
  padding: 13px; border-radius: var(--r);
  background: var(--grad); color: #fff;
  box-shadow: 0 6px 24px rgba(14,165,233,0.35);
  transition: all var(--tr);
}
.btn-pricing-filled:hover { opacity: 0.9; transform: translateY(-2px); box-shadow: 0 10px 32px rgba(14,165,233,0.45); }
.pricing-footer {
  display: flex; justify-content: center; gap: 32px; flex-wrap: wrap;
  margin-top: 40px; font-size: 0.85rem; color: var(--text-m);
}

/* ─── FAQ ─── */
#faq { background: var(--bg); }
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden; transition: border-color var(--tr);
}
.faq-item:hover { border-color: var(--border-h); }
.faq-q {
  width: 100%; text-align: left; padding: 22px 24px;
  font-family: var(--ff-body); font-size: 0.95rem; font-weight: 600; color: var(--text);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  cursor: none; transition: color var(--tr);
}
.faq-q:hover { color: var(--primary); }
.faq-icon {
  width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0;
  background: var(--bg-3); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: var(--text-m); transition: all var(--tr);
}
.faq-item.open .faq-icon { background: var(--primary-glow); border-color: var(--primary); color: var(--primary); transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s; }
.faq-a.open { max-height: 300px; }
.faq-a p { padding: 0 24px 22px; font-size: 0.88rem; color: var(--text-m); line-height: 1.75; }

/* ─── CTA ─── */
#cta {
  padding: 100px 0; text-align: center; position: relative; overflow: hidden;
  background: var(--bg-2);
}
.cta-glow {
  position: absolute; width: 800px; height: 800px; left: 50%; top: 50%;
  transform: translate(-50%, -50%); border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,0.08), transparent 70%);
  pointer-events: none;
}
.cta-badge {
  display: inline-block; font-size: 0.8rem; font-weight: 600; color: var(--accent);
  background: var(--accent-light); border: 1px solid rgba(245,158,11,0.25);
  padding: 7px 18px; border-radius: 50px; margin-bottom: 28px;
  animation: pulse 2s infinite;
}
.cta-title {
  font-family: var(--ff-head); font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700; letter-spacing: 0; line-height: 1.12; margin-bottom: 20px;
}
.cta-desc { font-size: 1rem; color: var(--text-m); max-width: 480px; margin: 0 auto 36px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 32px; }
.btn-ghost-light {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text-m); font-weight: 500; font-size: 0.95rem;
  padding: 13px 22px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface);
  transition: all var(--tr);
}
.btn-ghost-light:hover { color: var(--text); border-color: var(--border-h); background: var(--surface-h); }
.cta-trust-row { display: flex; justify-content: center; gap: 28px; flex-wrap: wrap; font-size: 0.83rem; color: var(--text-d); }

/* ─── FOOTER ─── */
#footer { background: var(--bg); border-top: 1px solid var(--border); padding: 72px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr; gap: 48px;
  padding-bottom: 56px;
}
.footer-logo {
  font-family: var(--ff-head); font-size: 1.25rem; font-weight: 800;
  display: flex; align-items: center; gap: 8px; margin-bottom: 16px;
}
.footer-brand p { font-size: 0.87rem; color: var(--text-m); line-height: 1.7; margin-bottom: 24px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--bg-2); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-m); font-size: 0.85rem;
  transition: all var(--tr);
}
.footer-social a:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-glow); }
.footer-col h4 {
  font-family: var(--ff-head); font-size: 0.88rem; font-weight: 700;
  color: var(--text); text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.footer-col ul li + li { margin-top: 10px; }
.footer-col ul li a, .footer-col ul li {
  font-size: 0.87rem; color: var(--text-m); transition: color var(--tr);
}
.footer-col ul li a:hover { color: var(--primary); }
.footer-contact ul li { padding: 4px 0; }
.footer-newsletter { margin-top: 24px; }
.footer-newsletter p { font-size: 0.78rem; color: var(--text-d); margin-bottom: 10px; }
.newsletter-row {
  display: flex; gap: 0;
  border: 1px solid var(--border); border-radius: var(--r); overflow: hidden;
}
.newsletter-row input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text); font-family: var(--ff-body); font-size: 0.85rem;
  padding: 10px 14px;
}
.newsletter-row input::placeholder { color: var(--text-d); }
.newsletter-row button {
  background: var(--primary); color: #fff; padding: 10px 18px;
  font-size: 1rem; transition: background var(--tr); cursor: none;
}
.newsletter-row button:hover { background: var(--primary-d); }
.footer-bottom {
  border-top: 1px solid var(--border); padding: 24px 0;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.83rem; color: var(--text-d); }
.footer-badges { display: flex; gap: 18px; }
.footer-badges span { font-size: 0.78rem; color: var(--text-d); }

/* ─── BACK TO TOP ─── */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 500;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--grad); color: #fff; font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(14,165,233,0.4); cursor: none;
  opacity: 0; transform: translateY(20px);
  transition: all var(--tr);
  display: flex; align-items: center; justify-content: center;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(14,165,233,0.5); }

/* Page layouts */
.page-hero {
  position: relative;
  min-height: 72vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 80px) 0 96px;
  overflow: hidden;
  background: var(--bg);
}
.page-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 900px;
}
.page-title {
  font-family: var(--ff-head);
  font-size: clamp(2.2rem, 5vw, 4.6rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0;
  margin-bottom: 24px;
}
.page-lead {
  max-width: 720px;
  color: var(--text-m);
  font-size: 1.08rem;
  line-height: 1.8;
}
.page-lead a { color: var(--primary); font-weight: 600; }
.page-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}
.two-col {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 72px;
  align-items: start;
}
.rich-copy {
  color: var(--text-m);
  font-size: 1rem;
  line-height: 1.85;
}
.rich-copy p + p { margin-top: 20px; }
.values-section,
.support-grid-section { background: var(--bg-2); }
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.value-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px;
  transition: all var(--tr);
}
.value-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-h);
  box-shadow: var(--shadow-glow);
}
.value-index {
  display: block;
  font-family: var(--ff-head);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 800;
  margin-bottom: 18px;
}
.value-card h3 {
  font-family: var(--ff-head);
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.value-card p {
  color: var(--text-m);
  font-size: 0.92rem;
  line-height: 1.7;
}
.about-metrics {
  background: var(--bg);
  padding: 80px 0;
}
.compact-stats {
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--bg-2);
}
.cta-strip {
  background: var(--bg-2);
  padding: 76px 0;
}
.cta-strip-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.cta-strip h2 {
  font-family: var(--ff-head);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1.15;
}
.contact-section { background: var(--bg); }
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}
.contact-panel,
.contact-form {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 36px;
}
.contact-panel .section-title {
  color: var(--primary);
  overflow-wrap: anywhere;
}
.contact-methods {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}
.contact-methods div {
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.contact-methods span {
  display: block;
  color: var(--text-d);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.contact-methods strong {
  display: block;
  color: var(--text);
  font-weight: 600;
}
.contact-form {
  display: grid;
  gap: 18px;
}
.form-row {
  display: grid;
  gap: 8px;
}
.form-row label {
  color: var(--text-m);
  font-size: 0.85rem;
  font-weight: 600;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  padding: 13px 14px;
  outline: none;
  transition: border-color var(--tr), box-shadow var(--tr);
}
.form-row textarea { resize: vertical; min-height: 150px; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}
.form-note {
  color: var(--text-d);
  font-size: 0.82rem;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .compact-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border); }
  .stat-item:nth-child(3), .stat-item:nth-child(6) { border-bottom: none; }
  .path-grid { grid-template-columns: 1fr; }
  .path-arrow { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-container { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-pills { justify-content: center; }
  .hero-cta-group { justify-content: center; }
  .hero-desc { margin: 0 auto; }
  .two-col,
  .contact-layout { grid-template-columns: 1fr; gap: 36px; }
  .values-grid { grid-template-columns: 1fr; }
  .cta-strip-inner { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .hamburger { display: flex; }
  .courses-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-featured { transform: scale(1); order: -1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .testi-card { min-width: calc(100% - 0px); }
  .cursor-dot, .cursor-ring { display: none; }
  body { cursor: auto; }
  button, a { cursor: pointer; }
  .hero-title { font-size: 2.2rem; }
  .page-hero { min-height: auto; padding: calc(var(--nav-h) + 56px) 0 72px; }
  .page-title { font-size: 2.35rem; }
  .page-lead { font-size: 1rem; }
  .contact-panel,
  .contact-form,
  .value-card { padding: 26px; }
}
@media (max-width: 480px) {
  .hero-pills { gap: 6px; }
  .pill { font-size: 0.75rem; padding: 5px 12px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-trust-row { gap: 14px; }
  .compact-stats { grid-template-columns: 1fr; }
  .page-actions { flex-direction: column; align-items: stretch; }
  .page-actions a,
  .cta-strip a,
  .contact-form button,
  .contact-panel .btn-primary { justify-content: center; width: 100%; }
}