/* ================================================================
   AIBATCH  —  style.css
   Aigocy-inspired: light bg · red accent · pill navbar · fluid blob
   ================================================================ */

/* ── BASE ─────────────────────────────────────────────────────── */
:root {
  --bg:       #f7f7f8;
  --card:     #ffffff;
  --text:     #111827;
  --sub:      #4b5563;
  --muted:    #9ca3af;
  --border:   #e5e7eb;
  --red:      #ff4b2b;
  --red2:     #ff6b3d;
  --dark:     #0f172a;
  --nav-bg:   rgba(255,255,255,0.85);
  --shadow:   0 4px 24px rgba(0,0,0,0.08);
  --shadow-h: 0 8px 40px rgba(0,0,0,0.13);
  --radius:   16px;
  --radius-sm:10px;
  --trans:    .3s ease;
}

/* dark-mode overrides */
body.dark {
  --bg:      #0e1117;
  --card:    #1a1f2e;
  --text:    #f1f5f9;
  --sub:     #94a3b8;
  --muted:   #64748b;
  --border:  #2d3748;
  --nav-bg:  rgba(14,17,23,0.88);
}

*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }

html { scroll-behavior:smooth; }

body {
  font-family:'Inter',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  overflow-x:hidden;
  transition: background var(--trans), color var(--trans);
}

a { color:inherit; text-decoration:none; }
ul { list-style:none; }
img { max-width:100%; display:block; }
button { cursor:pointer; border:none; background:none; }

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

/* ── PRELOADER ───────────────────────────────────────────────── */
#preloader {
  position:fixed; inset:0; z-index:9999;
  background:var(--dark);
  display:flex; flex-direction:column;
  align-items:center; justify-content:center;
  gap:24px;
  transition:opacity 0.5s ease, visibility 0.5s ease;
  opacity:1;
  visibility:visible;
}
#preloader.hide { 
  opacity:0; 
  visibility:hidden; 
  pointer-events:none;
  z-index:-1;
}

.pl-logo {
  font-size:2.4rem; font-weight:900; letter-spacing:-1px; color:#fff;
}
.pl-logo span { color:var(--red); }

.pl-bar {
  width:200px; height:3px;
  background:rgba(255,255,255,.12);
  border-radius:3px; overflow:hidden;
}
.pl-fill {
  height:100%; width:0;
  background:var(--red);
  border-radius:3px;
  animation:plFill 1.8s ease forwards;
}
@keyframes plFill { to { width:100%; } }

/* ── SCHEME TOGGLE ───────────────────────────────────────────── */
.scheme-toggle {
  position:fixed; left:20px; top:50%;
  transform:translateY(-50%);
  z-index:500;
  width:42px; height:42px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:50%;
  box-shadow:var(--shadow);
  display:flex; align-items:center; justify-content:center;
  font-size:1rem; color:var(--text);
  transition:background var(--trans), transform .2s;
}
.scheme-toggle:hover { transform:translateY(-50%) scale(1.1) rotate(30deg); }

/* ── HEADER / NAVBAR PILL ────────────────────────────────────── */
#header {
  position:fixed; top:24px; left:50%;
  transform:translateX(-50%);
  z-index:1000; width:calc(100% - 48px); max-width:1100px;
}

.navbar-pill {
  background:var(--nav-bg);
  backdrop-filter:blur(20px) saturate(180%);
  -webkit-backdrop-filter:blur(20px) saturate(180%);
  border:1px solid var(--border);
  border-radius:100px;
  padding:10px 20px;
  display:flex; align-items:center; gap:24px;
  box-shadow:0 8px 32px rgba(0,0,0,.10);
  transition:background var(--trans), box-shadow .3s;
}
.navbar-pill.scrolled {
  box-shadow:0 12px 40px rgba(0,0,0,.15);
}

.nav-logo {
  min-width:170px;
  height:44px;
  font-size:1.15rem; font-weight:900; letter-spacing:-.5px;
  white-space:nowrap; color:var(--text);
  display:flex; align-items:center; justify-content:flex-start; gap:8px;
}

.nav-logo img {
  height:40px;
  width:auto;
  max-width:100%;
  object-fit:contain;
  display:block;
  filter:drop-shadow(0 2px 8px rgba(255,75,43,.18));
}
.logo-icon {
  width:32px; height:32px;
  background:var(--red); color:#fff;
  border-radius:8px;
  display:flex; align-items:center; justify-content:center;
  font-size:.85rem;
}

.nav-links {
  display:flex; align-items:center; gap:4px; margin:0 auto;
}
.nav-links li { flex-shrink:0; }
.nav-links a {
  font-size:.875rem; font-weight:500; color:var(--sub);
  padding:6px 12px; border-radius:50px;
  white-space:nowrap;
  transition:background var(--trans), color var(--trans);
}
.nav-links a:hover, .nav-links a.active {
  background:var(--bg); color:var(--text);
}

.btn-nav {
  background:var(--red); color:#fff;
  font-size:.85rem; font-weight:600;
  padding:8px 18px; border-radius:50px;
  white-space:nowrap;
  transition:background var(--trans), transform .2s;
}
.btn-nav:hover { background:#e03e1f; transform:scale(1.03); }

.hamburger {
  display:none; flex-direction:column; gap:5px;
  padding:4px; margin-left:auto;
}
.hamburger span {
  display:block; width:22px; height:2px;
  background:var(--text); border-radius:2px;
  transition:transform .3s, opacity .3s;
}
.hamburger.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity:0; }
.hamburger.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ── BUTTONS ─────────────────────────────────────────────────── */
.btn-dark {
  display:inline-flex; align-items:center; gap:8px;
  background:var(--dark); color:#fff;
  font-size:.9rem; font-weight:600;
  padding:13px 26px; border-radius:50px;
  transition:background var(--trans), transform .2s;
}
.btn-dark:hover { background:var(--red); transform:translateY(-2px); }
body.dark .btn-dark { background:var(--red); }
body.dark .btn-dark:hover { background:#e03e1f; }

.btn-outline-dark {
  display:inline-flex; align-items:center; gap:8px;
  border:2px solid var(--border); color:var(--sub);
  font-size:.9rem; font-weight:600;
  padding:11px 26px; border-radius:50px;
  transition:border-color var(--trans), color var(--trans), transform .2s;
}
.btn-outline-dark:hover { border-color:var(--red); color:var(--red); transform:translateY(-2px); }

.mt-20 { margin-top:20px; }
.w-full { width:100%; justify-content:center; }
.btn-lg { padding:15px 32px; font-size:1rem; }

/* ── SECTIONS ────────────────────────────────────────────────── */
.section { padding:100px 24px; }

.section-head { text-align:center; max-width:640px; margin:0 auto 56px; }
.section-head h2 { font-size:2.5rem; font-weight:800; line-height:1.2; letter-spacing:-.5px; margin:12px 0 16px; }
.section-head p { color:var(--sub); }
.section-head em { font-style:normal; color:var(--red); }

.tag-chip {
  display:inline-flex; align-items:center;
  background:rgba(255,75,43,.1); color:var(--red);
  font-size:.78rem; font-weight:600; letter-spacing:.06em; text-transform:uppercase;
  padding:6px 14px; border-radius:50px;
}
.tag-chip.white { background:rgba(255,255,255,.15); color:#fff; }

/* ── HERO ────────────────────────────────────────────────────── */
.hero {
  position:relative; min-height:100vh;
  display:flex; align-items:center; overflow:hidden;
  padding-top:120px; padding-bottom:80px;
  background:var(--bg);
}

/* fluid red blob top-right — like Aigocy */
.hero-fluid {
  position:absolute; top:-60px; right:-100px;
  width:min(720px, 65vw); height:auto;
  pointer-events:none; z-index:0;
  opacity:.88;
}
.hero-fluid svg { width:100%; height:auto; }
.fluid-path {
  animation:fluidMorph 12s ease-in-out infinite;
  transform-origin:center;
}
@keyframes fluidMorph {
  0%,100% { d:path("M580,20 C680,80 720,220 680,400 C640,580 540,700 400,750 C260,800 120,760 60,640 C0,520 20,340 90,200 C160,60 280,-20 420,8 C490,18 545,28 580,20 Z"); }
  50%      { d:path("M560,40 C660,100 700,250 650,430 C600,610 490,710 350,740 C210,770 90,720 50,600 C10,480 40,300 120,180 C200,60 320,-10 440,18 C510,30 535,38 560,40 Z"); }
}

/* floating 3D icon cards */
.hero-floats { position:absolute; top:0; right:0; width:45%; height:100%; pointer-events:none; z-index:1; }

.hf { position:absolute; }
.hf1 { top:22%; right:38%; animation:hFloat 5s ease-in-out infinite; }
.hf2 { top:14%; right:18%; animation:hFloat 6.5s ease-in-out infinite .8s; }
.hf3 { top:42%; right:8%;  animation:hFloat 4.5s ease-in-out infinite 1.2s; }
.hf4 { top:62%; right:28%; animation:hFloat 7s ease-in-out infinite .4s; }
.hf5 { top:76%; right:12%; animation:hFloat 5.5s ease-in-out infinite 1.8s; }

@keyframes hFloat {
  0%,100% { transform:translateY(0) rotate(-3deg); }
  50%      { transform:translateY(-18px) rotate(3deg); }
}

.hf-card {
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
  width:60px; height:60px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.6rem;
  box-shadow:0 8px 32px rgba(0,0,0,.10);
  backdrop-filter:blur(8px);
}
.hf-wide { width:auto; padding:0 16px; gap:8px; font-size:1.1rem; font-weight:600; }
.hf-wide span { font-size:.9rem; font-weight:700; color:var(--text); }
.hf-card .fa-python    { color:#3776ab; }
.hf-card .fa-brain     { color:var(--red); }
.hf-card .fa-robot     { color:#7c3aed; }
.hf-card .fa-aws       { color:#ff9900; }
.hf-card .fa-fire      { color:#f59e0b; }

/* hero text */
.hero-inner { position:relative; z-index:2; max-width:1100px; margin:0 auto; padding:0 24px; width:100%; }

.hero-badge {
  display:inline-flex; align-items:center; gap:8px;
  background:rgba(255,75,43,.08);
  border:1px solid rgba(255,75,43,.2);
  color:var(--red); font-size:.8rem; font-weight:600;
  letter-spacing:.06em; text-transform:uppercase;
  padding:6px 14px; border-radius:50px; margin-bottom:24px;
}
.hero-badge .fa-sparkles { font-size:.7rem; }

.hero-text { max-width:580px; }

.hero-text h1 {
  font-size:clamp(2.5rem, 5vw, 4rem);
  font-weight:900; line-height:1.1; letter-spacing:-1.5px;
  color:var(--text); margin-bottom:22px;
}
.red-pill-wrap { position:relative; display:inline-block; }
.red-pill-bg {
  position:absolute; bottom:-4px; left:-8px; right:-8px; top:-4px;
  background:var(--red); border-radius:8px; z-index:-1;
}
.red-pill-wrap { color:#fff; }

.hero-sub { font-size:1.1rem; color:var(--sub); max-width:520px; margin-bottom:32px; }

.hero-btns { display:flex; flex-wrap:wrap; gap:12px; margin-bottom:40px; }

.hero-social-proof { display:flex; align-items:center; gap:14px; }
.hsp-avatars { display:flex; }
.hsp-av {
  width:36px; height:36px; border-radius:50%;
  border:2.5px solid var(--bg);
  margin-left:-10px;
}
.hsp-av:first-child { margin-left:0; }
.hero-social-proof p { font-size:.88rem; color:var(--sub); }
.hero-social-proof strong { color:var(--text); }

/* hero scroll indicator */
.hero-scroll-hint {
  position:absolute; bottom:40px; left:50%;
  transform:translateX(-50%); z-index:2;
}
.scroll-orb {
  width:30px; height:50px;
  border:2px solid var(--border);
  border-radius:20px; position:relative;
}
.scroll-orb::after {
  content:''; position:absolute;
  left:50%; top:8px; transform:translateX(-50%);
  width:6px; height:10px;
  background:var(--red); border-radius:3px;
  animation:scrollDown 2s ease-in-out infinite;
}
@keyframes scrollDown { 0%{top:8px;opacity:1} 100%{top:28px;opacity:0} }

/* ── TICKER STRIP ────────────────────────────────────────────── */
.ticker-strip {
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  background:var(--card);
  padding:20px 0;
  overflow:hidden;
}
.ticker-label { text-align:center; font-size:.78rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:14px; }
.ticker-outer { overflow:hidden; }
.ticker-track {
  display:flex; gap:48px; align-items:center;
  width:max-content;
  animation:ticker 30s linear infinite;
}
.ticker-track span {
  font-size:.92rem; font-weight:600; color:var(--sub);
  white-space:nowrap;
  display:flex; align-items:center; gap:8px;
}
.ticker-track span i { color:var(--red); }
@keyframes ticker { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ── STATS ───────────────────────────────────────────────────── */
.stats-section { padding:60px 24px; background:var(--dark); }
.stats-inner {
  max-width:1100px; margin:0 auto;
  display:flex; flex-wrap:wrap; align-items:center; justify-content:center;
  gap:0;
}
.stat-block {
  flex:1; min-width:160px; text-align:center; padding:20px;
}
.stat-block .sn {
  font-size:2.6rem; font-weight:900; color:#fff; line-height:1;
  display:flex; align-items:flex-start; justify-content:center; gap:2px;
}
.stat-block .sn sup { font-size:1.4rem; margin-top:4px; color:var(--red); }
.stat-block p { font-size:.88rem; color:#94a3b8; margin-top:6px; }
.stat-sep { width:1px; height:50px; background:rgba(255,255,255,.1); display:block; }

/* ── ABOUT ───────────────────────────────────────────────────── */
.about-section { background:var(--bg); }
.about-inner {
  max-width:1100px; margin:0 auto;
  display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center;
}

/* code mockup */
.about-visual { position:relative; }
.code-mockup {
  background:#0f172a; border-radius:20px;
  overflow:hidden; box-shadow:0 20px 60px rgba(0,0,0,.2);
}
.cm-bar {
  background:#1e293b; padding:12px 20px;
  display:flex; align-items:center; gap:8px;
}
.dot { width:12px; height:12px; border-radius:50%; }
.dot.r{background:#ff5f57}.dot.y{background:#febc2e}.dot.g{background:#28c840}
.cm-file { margin-left:10px; color:#64748b; font-size:.82rem; font-family:monospace; }
.cm-body { padding:24px; font-family:'Fira Code','Courier New',monospace; font-size:.82rem; line-height:2; }
.cm-body .kw  { color:#c084fc; }
.cm-body .fn  { color:#60a5fa; }
.cm-body .str { color:#86efac; }
.cm-body .num { color:#f9a8d4; }
.cm-body .cm  { color:#475569; }
.cm-body p    { color:#94a3b8; }
.cm-body .ind { padding-left:28px; }
.cm-footer {
  background:#0a101f; padding:10px 20px;
  font-size:.78rem; color:#64748b; font-family:monospace;
  display:flex; align-items:center; gap:8px;
}
.status-dot { width:8px; height:8px; border-radius:50%; background:#22c55e; box-shadow:0 0 8px #22c55e; }
.cursor { animation:blink .8s step-end infinite; }
.cursor-line { color:#94a3b8; }
@keyframes blink { 50%{opacity:0} }

.about-float {
  position:absolute;
  background:var(--card); border:1px solid var(--border);
  border-radius:14px; padding:14px 18px;
  display:flex; align-items:center; gap:12px;
  box-shadow:var(--shadow);
  min-width:190px;
}
.about-float i { font-size:1.5rem; color:var(--red); }
.about-float strong { display:block; font-size:.88rem; font-weight:700; }
.about-float span { display:block; font-size:.78rem; color:var(--sub); }
.af1 { top:-24px; right:-28px; }
.af2 { bottom:-24px; left:-28px; }
.af1 { animation:hFloat 5s ease-in-out infinite; }
.af2 { animation:hFloat 6s ease-in-out infinite .7s; }

/* about text */
.about-text h2 { font-size:2.2rem; font-weight:800; letter-spacing:-.5px; line-height:1.2; margin:12px 0 18px; }
.about-text h2 em { font-style:normal; color:var(--red); }
.about-text .lead { color:var(--sub); margin-bottom:28px; font-size:1.02rem; }

.about-items { display:flex; flex-direction:column; gap:16px; }
.ai-row { display:flex; gap:14px; align-items:flex-start; }
.air-icon {
  width:44px; height:44px; border-radius:12px; flex-shrink:0;
  background:rgba(255,75,43,.1); color:var(--red);
  display:flex; align-items:center; justify-content:center; font-size:1.1rem;
}
.ai-row strong { display:block; font-size:.92rem; font-weight:700; color:var(--text); margin-bottom:2px; }
.ai-row span { font-size:.84rem; color:var(--sub); }

/* ── FEATURES ────────────────────────────────────────────────── */
.features-section { background:var(--card); }
.features-inner { max-width:1100px; margin:0 auto; }

.feat-grid {
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  grid-template-rows:auto auto;
  gap:20px;
}
.feat-card {
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--radius); padding:28px;
  position:relative; overflow:hidden;
  transition:transform var(--trans), box-shadow var(--trans);
}
body.dark .feat-card { background:var(--card); }
.feat-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-h); }

.feat-lg { grid-column:span 2; }

.fc-icon {
  width:50px; height:50px; border-radius:14px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.3rem; margin-bottom:18px;
}
.fc-icon.red  { background:rgba(255,75,43,.12); color:var(--red); }
.fc-icon.dark { background:rgba(15,23,42,.08);  color:var(--dark); }
body.dark .fc-icon.dark { background:rgba(255,255,255,.08); color:#e2e8f0; }

.feat-card h3 { font-size:1.05rem; font-weight:700; margin-bottom:8px; }
.feat-card p  { font-size:.88rem; color:var(--sub); line-height:1.7; }

.fc-arrow {
  position:absolute; top:18px; right:18px;
  width:34px; height:34px; border-radius:50%;
  background:var(--card); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-size:.78rem; color:var(--sub);
  transition:background var(--trans), color var(--trans);
}
body.dark .fc-arrow { background:rgba(255,255,255,.06); }
.feat-card:hover .fc-arrow { background:var(--red); color:#fff; border-color:var(--red); }

/* ── COURSES ─────────────────────────────────────────────────── */
.courses-section { background:var(--bg); }
.courses-inner { max-width:1150px; margin:0 auto; }

.course-tabs {
  display:flex; gap:8px; justify-content:center;
  flex-wrap:wrap; margin-bottom:40px;
}
.ctab {
  font-size:.88rem; font-weight:600;
  padding:8px 20px; border-radius:50px;
  border:2px solid var(--border); color:var(--sub);
  transition:all var(--trans);
}
.ctab.active, .ctab:hover { background:var(--red); border-color:var(--red); color:#fff; }

.courses-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:24px;
}
.ccard {
  background:var(--card); border:1px solid var(--border);
  border-radius:var(--radius); overflow:hidden;
  transition:transform var(--trans), box-shadow var(--trans), opacity .3s;
  display:flex; flex-direction:column;
}
.ccard:hover { transform:translateY(-4px); box-shadow:var(--shadow-h); }
.ccard.hidden { display:none; }

.ccard-top {
  padding:28px 24px; position:relative;
  font-size:2.5rem;
  min-height:100px; display:flex; align-items:center;
}
.clevel {
  position:absolute; top:12px; right:12px;
  font-size:.72rem; font-weight:700; text-transform:uppercase;
  padding:4px 10px; border-radius:50px;
}
.clevel.beg { background:#d1fae5; color:#065f46; }
.clevel.int { background:#dbeafe; color:#1e3a8a; }
.clevel.adv { background:#fee2e2; color:#991b1b; }
.chot {
  position:absolute; top:12px; left:12px;
  font-size:.72rem; font-weight:700; text-transform:uppercase;
  padding:4px 10px; border-radius:50px;
  background:var(--red); color:#fff;
}
.chot.new { background:#0f172a; }

.ccard-body { padding:20px 24px; flex:1; }
.ccat { font-size:.73rem; font-weight:700; text-transform:uppercase; letter-spacing:.08em; color:var(--red); display:block; margin-bottom:6px; }
.ccard-body h3 { font-size:1rem; font-weight:700; line-height:1.3; margin-bottom:10px; }
.ccard-body p  { font-size:.86rem; color:var(--sub); margin-bottom:14px; }

.cmeta { display:flex; flex-wrap:wrap; gap:10px; }
.cmeta span { font-size:.78rem; color:var(--muted); display:flex; align-items:center; gap:5px; }
.cmeta i { color:var(--red); }

.ccard-foot { padding:16px 24px; border-top:1px solid var(--border); display:flex; align-items:center; justify-content:space-between; }
.cprice { font-size:1rem; font-weight:800; color:var(--text); }
.cprice del { font-size:.8rem; font-weight:400; color:var(--muted); text-decoration:line-through; margin-left:6px; }
.cpill {
  font-size:.82rem; font-weight:700;
  padding:8px 16px; border-radius:50px;
  background:rgba(255,75,43,.1); color:var(--red);
  transition:background var(--trans);
  display:flex; align-items:center; gap:6px;
}
.cpill:hover { background:var(--red); color:#fff; }

/* ── PROCESS ─────────────────────────────────────────────────── */
.process-section { background:var(--card); }
body.dark .process-section { background:var(--bg); }
.process-inner { max-width:1100px; margin:0 auto; }

.process-row {
  display:flex; align-items:flex-start; justify-content:center;
  gap:0; flex-wrap:wrap;
}
.pcard {
  flex:1; min-width:200px; max-width:240px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--radius); padding:28px 22px; text-align:center;
  position:relative; transition:transform var(--trans), box-shadow var(--trans);
}
body.dark .pcard { background:var(--card); }
.pcard:hover { transform:translateY(-4px); box-shadow:var(--shadow-h); }

.pc-n {
  font-size:3rem; font-weight:900; line-height:1;
  color:rgba(255,75,43,.12); margin-bottom:12px;
  letter-spacing:-2px;
}
.pc-i {
  width:52px; height:52px; border-radius:16px;
  background:rgba(255,75,43,.1); color:var(--red);
  display:flex; align-items:center; justify-content:center;
  font-size:1.3rem; margin:0 auto 16px;
}
.pcard h3  { font-size:.95rem; font-weight:700; margin-bottom:8px; }
.pcard p   { font-size:.84rem; color:var(--sub); }

.pc-arrow { color:var(--border); font-size:.9rem; margin:60px 0 0; padding:0 8px; }

/* ── INSTRUCTORS ─────────────────────────────────────────────── */
.instructors-section { background:var(--bg); }
.instructors-inner { max-width:1100px; margin:0 auto; }
.inst-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }

.icard {
  background:var(--card); border:1px solid var(--border);
  border-radius:var(--radius); padding:28px 22px; text-align:center;
  transition:transform var(--trans), box-shadow var(--trans);
}
.icard:hover { transform:translateY(-4px); box-shadow:var(--shadow-h); }

.ic-img {
  width:80px; height:80px; border-radius:50%;
  margin:0 auto 16px;
  display:flex; align-items:center; justify-content:center;
  font-size:2rem; color:rgba(255,255,255,.8);
}
.icard h3   { font-size:1rem; font-weight:700; margin-bottom:4px; }
.ic-role    { font-size:.82rem; color:var(--sub); display:block; margin-bottom:12px; }
.ic-role em { font-style:normal; color:var(--red); }

.ic-tags { display:flex; flex-wrap:wrap; gap:6px; justify-content:center; margin-bottom:12px; }
.ic-tags span {
  font-size:.73rem; font-weight:600; padding:3px 10px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:50px; color:var(--sub);
}
body.dark .ic-tags span { background:rgba(255,255,255,.04); }

.ic-rat { font-size:.82rem; color:#f59e0b; margin-bottom:14px; }
.ic-rat small { color:var(--muted); font-size:.78rem; }

.ic-soc { display:flex; gap:10px; justify-content:center; }
.ic-soc a {
  width:32px; height:32px; border-radius:50%;
  background:var(--bg); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-size:.8rem; color:var(--sub);
  transition:background var(--trans), color var(--trans);
}
body.dark .ic-soc a { background:rgba(255,255,255,.04); }
.ic-soc a:hover { background:var(--red); color:#fff; border-color:var(--red); }

/* ── TESTIMONIALS ────────────────────────────────────────────── */
.testimonials-section { background:var(--card); padding:100px 24px; }
body.dark .testimonials-section { background:var(--bg); }
.testi-inner { max-width:1100px; margin:0 auto; }
.testi-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; align-items:start; }

.tcard {
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--radius); padding:28px;
  transition:transform var(--trans), box-shadow var(--trans);
}
body.dark .tcard { background:var(--card); }
.tcard.featured {
  background:var(--dark); border-color:var(--dark);
  color:#fff;
  transform:scale(1.03); box-shadow:0 20px 60px rgba(0,0,0,.2);
}
.tcard:hover { transform:translateY(-4px); box-shadow:var(--shadow-h); }
.tcard.featured:hover { transform:scale(1.03) translateY(-4px); }

.tc-stars { font-size:1rem; color:#f59e0b; margin-bottom:16px; letter-spacing:2px; }
.tcard > p { font-size:.9rem; line-height:1.75; color:var(--sub); margin-bottom:20px; }
.tcard.featured > p { color:#94a3b8; }

.tc-author { display:flex; align-items:center; gap:12px; }
.tca { width:44px; height:44px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1.1rem; color:#fff; flex-shrink:0; }
.tc-author strong { display:block; font-size:.9rem; font-weight:700; }
.tcard.featured .tc-author strong { color:#fff; }
.tc-author span { display:block; font-size:.78rem; color:var(--muted); }
.tcard.featured .tc-author span { color:#64748b; }

/* ── PRICING ─────────────────────────────────────────────────── */
.pricing-section { background:var(--bg); }
.pricing-inner { max-width:1100px; margin:0 auto; }
.pricing-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; align-items:start; }

.pcard {
  background:var(--card); border:2px solid var(--border);
  border-radius:20px; padding:36px 28px;
  position:relative; transition:transform var(--trans), box-shadow var(--trans);
}
.pcard:hover { transform:translateY(-4px); box-shadow:var(--shadow-h); }
.pcard.popular {
  border-color:var(--red); box-shadow:0 0 0 4px rgba(255,75,43,.1);
  transform:scale(1.03);
}
.pcard.popular:hover { transform:scale(1.03) translateY(-4px); }

.pop-tag {
  position:absolute; top:-14px; left:50%;
  transform:translateX(-50%);
  background:var(--red); color:#fff;
  font-size:.75rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  padding:5px 16px; border-radius:50px;
  white-space:nowrap;
}
.plan-chip { display:inline-block; font-size:.78rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--sub); background:var(--bg); border:1px solid var(--border); padding:4px 12px; border-radius:50px; margin-bottom:16px; }
.plan-chip.red { background:rgba(255,75,43,.1); color:var(--red); border-color:rgba(255,75,43,.2); }

.pcard h3 { font-size:1.2rem; font-weight:800; margin-bottom:8px; }
.p-price { font-size:2.2rem; font-weight:900; margin:20px 0; color:var(--text); }
.p-price em { font-size:.95rem; font-weight:400; color:var(--sub); }
.p-price.custom { font-size:1.8rem; }

.p-list { display:flex; flex-direction:column; gap:12px; margin-bottom:28px; }
.p-list li { display:flex; align-items:center; gap:10px; font-size:.88rem; }
.p-list .y { color:var(--text); }
.p-list .y i { color:#22c55e; }
.p-list .n { color:var(--muted); text-decoration:line-through; }
.p-list .n i { color:var(--border); }

.btn-plan-ghost {
  display:block; text-align:center; width:100%;
  border:2px solid var(--border); color:var(--text);
  font-size:.9rem; font-weight:600; padding:13px;
  border-radius:50px;
  transition:border-color var(--trans), color var(--trans);
}
.btn-plan-ghost:hover { border-color:var(--red); color:var(--red); }
.btn-plan-dark {
  display:block; text-align:center; width:100%;
  background:var(--red); color:#fff;
  font-size:.9rem; font-weight:600; padding:13px;
  border-radius:50px;
  transition:background var(--trans), transform .2s;
}
.btn-plan-dark:hover { background:#e03e1f; transform:translateY(-2px); }

/* ── PARTNERS BAND ───────────────────────────────────────────── */
.partners-band {
  background:var(--card); border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  padding:28px 0; overflow:hidden;
}
.partners-lbl { text-align:center; font-size:.78rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:16px; }
.partners-scroll { overflow:hidden; }
.partners-track {
  display:flex; gap:56px; align-items:center; width:max-content;
  animation:ticker 35s linear infinite;
}
.partners-track span { font-size:.95rem; font-weight:700; color:var(--sub); white-space:nowrap; display:flex; align-items:center; gap:8px; }
.partners-track i { color:var(--red); }

/* ── FAQ ─────────────────────────────────────────────────────── */
.faq-section { background:var(--bg); }
.faq-inner {
  max-width:1100px; margin:0 auto;
  display:grid; grid-template-columns:1fr 1.5fr; gap:64px; align-items:start;
}
.faq-left h2 { font-size:2rem; font-weight:800; letter-spacing:-.5px; line-height:1.2; margin:12px 0 14px; }
.faq-left h2 em { font-style:normal; color:var(--red); }
.faq-left p { color:var(--sub); font-size:.9rem; }

.faq-right { display:flex; flex-direction:column; gap:12px; }
.fitem {
  background:var(--card); border:1px solid var(--border);
  border-radius:var(--radius-sm); overflow:hidden;
  transition:box-shadow var(--trans);
}
.fitem.open { box-shadow:var(--shadow); }
.fq {
  width:100%; display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:18px 20px; text-align:left; font-size:.92rem; font-weight:600; color:var(--text);
}
.fi { font-size:.8rem; color:var(--muted); transition:transform .3s; flex-shrink:0; }
.fitem.open .fi { transform:rotate(45deg); color:var(--red); }
.fa-ans { max-height:0; overflow:hidden; transition:max-height .4s ease, padding .4s; }
.fitem.open .fa-ans { max-height:300px; }
.fa-ans p { padding:0 20px 18px; font-size:.88rem; color:var(--sub); line-height:1.7; }

/* ── CTA ─────────────────────────────────────────────────────── */
.cta-section {
  position:relative; background:var(--dark); overflow:hidden;
  padding:96px 24px; text-align:center;
}
.cta-blob {
  position:absolute; top:-80px; right:-80px;
  width:500px; height:500px;
  background:radial-gradient(circle, rgba(255,75,43,.25) 0%, transparent 70%);
  border-radius:50%; pointer-events:none;
}
.cta-inner { position:relative; z-index:1; max-width:900px; margin:0 auto; display:flex; flex-direction:column; align-items:center; gap:40px; }
.cta-inner h2 { font-size:2.6rem; font-weight:900; color:#fff; letter-spacing:-.5px; line-height:1.15; }
.cta-inner h2 em { font-style:normal; color:var(--red); }
.cta-inner p { color:#94a3b8; font-size:1rem; }
.cta-btns { display:flex; flex-wrap:wrap; gap:14px; justify-content:center; align-items:center; }
.cta-note { width:100%; font-size:.82rem; color:#64748b; display:flex; align-items:center; justify-content:center; gap:6px; }

/* ── CONTACT ─────────────────────────────────────────────────── */
.contact-section { background:var(--bg); }
.contact-inner {
  max-width:1100px; margin:0 auto;
  display:grid; grid-template-columns:1fr 1.5fr; gap:64px; align-items:start;
}
.contact-info h2 { font-size:2rem; font-weight:800; letter-spacing:-.5px; line-height:1.2; margin:12px 0 14px; }
.contact-info h2 em { font-style:normal; color:var(--red); }
.contact-info > p { color:var(--sub); margin-bottom:28px; }

.ci-list { display:flex; flex-direction:column; gap:16px; margin-bottom:28px; }
.ci-row  { display:flex; align-items:center; gap:14px; }
.ci-ic   { width:42px; height:42px; border-radius:12px; background:rgba(255,75,43,.1); color:var(--red); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.ci-row b   { display:block; font-size:.88rem; font-weight:700; }
.ci-row span{ display:block; font-size:.84rem; color:var(--sub); }

.ci-soc { display:flex; gap:10px; }
.ci-soc a {
  width:40px; height:40px; border-radius:50%;
  background:var(--card); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-size:.9rem; color:var(--sub);
  transition:background var(--trans), color var(--trans);
}
.ci-soc a:hover { background:var(--red); color:#fff; border-color:var(--red); }

/* form */
.contact-form {
  background:var(--card); border:1px solid var(--border);
  border-radius:20px; padding:36px;
}
.cf-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.cf-g { display:flex; flex-direction:column; gap:6px; margin-bottom:16px; }
.cf-g label { font-size:.82rem; font-weight:600; color:var(--text); }
.cf-g input, .cf-g select, .cf-g textarea {
  background:var(--bg); border:1.5px solid var(--border);
  border-radius:10px; padding:12px 14px;
  font-family:inherit; font-size:.88rem; color:var(--text);
  outline:none; transition:border-color var(--trans);
  -webkit-appearance:none;
}
.cf-g input:focus, .cf-g select:focus, .cf-g textarea:focus { border-color:var(--red); }
.cf-g textarea { resize:vertical; min-height:100px; }

/* ── FOOTER ──────────────────────────────────────────────────── */
.footer { background:var(--dark); padding:64px 24px 0; }
.footer-top {
  max-width:1100px; margin:0 auto;
  display:grid; grid-template-columns:1.8fr 1fr 1fr 1.6fr; gap:40px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.f-logo { font-size:1.4rem; font-weight:900; color:#fff; display:block; margin-bottom:14px; }
.f-logo span { color:var(--red); }
.fb > p { font-size:.88rem; color:#64748b; line-height:1.7; margin-bottom:20px; }

.f-soc { display:flex; gap:10px; }
.f-soc a {
  width:36px; height:36px; border-radius:50%;
  background:rgba(255,255,255,.06);
  display:flex; align-items:center; justify-content:center;
  font-size:.85rem; color:#64748b;
  transition:background var(--trans), color var(--trans);
}
.f-soc a:hover { background:var(--red); color:#fff; }

.fc h4 { color:#fff; font-size:.9rem; font-weight:700; margin-bottom:18px; }
.fc ul { display:flex; flex-direction:column; gap:10px; }
.fc a { font-size:.86rem; color:#64748b; transition:color var(--trans); }
.fc a:hover { color:var(--red); }

.nl { display:flex; gap:8px; margin-bottom:14px; }
.nl input {
  flex:1; background:rgba(255,255,255,.06);
  border:1.5px solid rgba(255,255,255,.1);
  border-radius:10px; padding:10px 14px;
  font-family:inherit; font-size:.86rem; color:#fff;
  outline:none;
  transition:border-color var(--trans);
}
.nl input::placeholder { color:#475569; }
.nl input:focus { border-color:var(--red); }
.nl-btn {
  background:var(--red); color:#fff;
  width:42px; height:42px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
  transition:background var(--trans);
}
.nl-btn:hover { background:#e03e1f; }
.f-badges { display:flex; gap:12px; }
.f-badges span { font-size:.78rem; color:#475569; display:flex; align-items:center; gap:5px; }
.f-badges i { color:var(--red); }

.footer-bottom {
  max-width:1100px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 0; flex-wrap:wrap; gap:12px;
}
.footer-bottom p { font-size:.84rem; color:#475569; }
.footer-bottom strong { color:#fff; }
.footer-bottom div { display:flex; gap:20px; }
.footer-bottom a { font-size:.82rem; color:#475569; transition:color var(--trans); }
.footer-bottom a:hover { color:var(--red); }

/* ── BACK TO TOP ─────────────────────────────────────────────── */
.btt {
  position:fixed; bottom:28px; right:28px; z-index:500;
  width:44px; height:44px; border-radius:50%;
  background:var(--red); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:.9rem; box-shadow:0 4px 20px rgba(255,75,43,.35);
  opacity:0; visibility:hidden;
  transition:opacity .3s, visibility .3s, transform .2s;
}
.btt.show { opacity:1; visibility:visible; }
.btt:hover { transform:translateY(-3px); }

/* ── SCROLL REVEAL ───────────────────────────────────────────── */
.reveal, .reveal-left, .reveal-right {
  opacity:0; transform:translateY(32px); transition:opacity .7s ease, transform .7s ease;
}
.reveal-left  { transform:translateX(-32px); }
.reveal-right { transform:translateX(32px); }
.in-view {
  opacity:1 !important; transform:translate(0,0) !important;
}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media(max-width:1040px) {
  .feat-grid          { grid-template-columns:repeat(2,1fr); }
  .feat-lg            { grid-column:span 2; }
  .courses-grid       { grid-template-columns:repeat(2,1fr); }
  .inst-grid          { grid-template-columns:repeat(2,1fr); }
  .footer-top         { grid-template-columns:1fr 1fr; }
}

@media(max-width:860px) {
  #header { top:16px; width:calc(100% - 32px); }
  .nav-logo { min-width:160px; height:40px; }
  .nav-logo img { height:34px; }
  .nav-links { display:none; }
  .btn-nav   { display:none; }
  .hamburger { display:flex; }

  .nav-links.open {
    display:flex; flex-direction:column; gap:0;
    position:absolute; top:calc(100% + 10px); left:0; right:0;
    background:var(--card); border:1px solid var(--border);
    border-radius:16px; padding:12px; box-shadow:var(--shadow);
  }
  .nav-links.open a { padding:10px 14px; border-radius:10px; font-size:.95rem; }
  .nav-links.open .btn-nav-mob { display:block; }

  .about-inner  { grid-template-columns:1fr; }
  .faq-inner    { grid-template-columns:1fr; }
  .contact-inner{ grid-template-columns:1fr; }
  .pricing-grid { grid-template-columns:1fr; }
  .pcard.popular { transform:none; }
  .testi-grid   { grid-template-columns:1fr; }
  .tcard.featured { transform:none; }
  .cf-row       { grid-template-columns:1fr; }
}

@media(max-width:640px) {
  .nav-logo { min-width:140px; height:36px; }
  .nav-logo img { height:30px; }
  .hero-text h1    { font-size:2.2rem; }
  .section-head h2 { font-size:1.9rem; }
  .feat-grid       { grid-template-columns:1fr; }
  .feat-lg         { grid-column:span 1; }
  .courses-grid    { grid-template-columns:1fr; }
  .inst-grid       { grid-template-columns:1fr 1fr; }
  .process-row     { flex-direction:column; align-items:center; }
  .pc-arrow        { transform:rotate(90deg); margin:0; }
  .hero-floats     { display:none; }
  .about-float     { display:none; }
  .stat-sep        { display:none; }
  .footer-top      { grid-template-columns:1fr; }
  .scheme-toggle   { display:none; }
}