/* ─── CSS VARIABLES ─── */
:root {
  --green: #00ED64;
  --green-dim: rgba(0, 237, 100, 0.12);
  --green-glow: rgba(0, 237, 100, 0.35);
  --bg: #141414;
  --bg2: #1a1a1a;
  --bg3: #202020;
  --card: #1e1e1e;
  --border: rgba(0, 237, 100, 0.18);
  --text: #e8e8e8;
  --muted: #888;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  overflow-x: hidden;
}

/* ─── NOISE TEXTURE OVERLAY ─── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 0; opacity: .4;
}

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5vw;
  height: 68px;
  background: rgba(20,20,20,0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  display: flex; align-items: center; gap: 14px;
}
/* ─── NAV LOGO IMAGE ─── */
.nav-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* ─── LANGUAGE ICONS ─── */
.lang-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.course-icon img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}
.nav-pill {
  font-size: 12px;
  font-weight: 500;
  color: var(--bg);
  background: var(--green);
  padding: 10px 22px;
  border-radius: 40px;
  cursor: pointer;
  transition: box-shadow .25s, transform .2s;
  letter-spacing: .04em;
}
.nav-pill:hover {
  box-shadow: 0 0 22px var(--green-glow);
  transform: translateY(-1px);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 40px;
  align-items: center;
  padding: 110px 5vw 80px;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  top: -200px; right: -100px;
  background: radial-gradient(circle, rgba(0,237,100,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-left { position: relative; z-index: 1; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--green-dim);
  border: 1px solid var(--border);
  color: var(--green);
  font-size: 12px; font-weight: 500; letter-spacing: .08em;
  padding: 7px 16px; border-radius: 40px;
  margin-bottom: 28px;
  animation: fadeUp .6s ease both;
}
.hero-badge::before {
  content: '';
  width: 7px; height: 7px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.4); }
}

.hero-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: #fff;
  animation: fadeUp .7s .1s ease both;
}
.hero-title .accent { color: var(--green); }

.hero-sub {
  margin-top: 22px;
  font-size: 16px;
  font-weight: 300;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.7;
  animation: fadeUp .7s .2s ease both;
}


.tech-stack {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 36px;
  animation: fadeUp .7s .3s ease both;
}
.tech-tag {
  display: flex; align-items: center; gap: 9px;
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 13px; font-weight: 500;
  color: var(--text);
  transition: border-color .2s, transform .2s;
}
.tech-tag:hover {
  border-color: var(--green);
  transform: translateY(-2px);
}
.tech-dot {
  width: 8px; height: 8px; border-radius: 50%;
}

/* ─── HERO HIGHLIGHTS ─── */
.hero-highlights {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 36px;
  animation: fadeUp .7s .35s ease both;
}
.hero-highlight-row {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(0, 237, 100, 0.06);
  border: 1px solid rgba(0, 237, 100, 0.14);
  border-radius: 12px;
  padding: 14px 18px;
  transition: background .2s, border-color .2s;
}
.hero-highlight-row:hover {
  background: rgba(0, 237, 100, 0.11);
  border-color: rgba(0, 237, 100, 0.28);
}
.hero-highlight-icon {
  width: 42px; height: 42px; flex-shrink: 0;
  background: rgba(0, 237, 100, 0.12);
  border: 1px solid rgba(0, 237, 100, 0.25);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.hero-highlight-row span {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.5;
}

.hero-cta-row {
  display: flex; align-items: center; gap: 20px;
  margin-top: 36px;
  animation: fadeUp .7s .4s ease both;
}

/* ─── BUTTONS ─── */
.btn-primary {
  background: var(--green);
  color: #000;
  font-family: 'Syne', sans-serif;
  font-weight: 700; font-size: 14px;
  padding: 14px 34px;
  border-radius: 10px;
  border: none; cursor: pointer;
  letter-spacing: .05em;
  transition: box-shadow .25s, transform .2s;
}
.btn-primary:hover {
  box-shadow: 0 0 28px var(--green-glow);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--green);
  font-size: 14px; font-weight: 500;
  border: 1px solid var(--border);
  padding: 14px 28px;
  border-radius: 10px;
  cursor: pointer;
  transition: background .2s, transform .2s;
}
.btn-ghost:hover {
  background: var(--green-dim);
  transform: translateY(-2px);
}

/* ─── FORM CARD ─── */
.form-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px;
  position: relative; z-index: 1;
  box-shadow: 0 30px 80px rgba(0,0,0,.5), 0 0 0 1px rgba(0,237,100,.06);
  animation: fadeUp .7s .2s ease both;
}
.form-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 18px; font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.form-card p {
  font-size: 13px; color: var(--muted); margin-bottom: 26px;
}

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 12px; font-weight: 500;
  color: var(--muted);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 7px;
}
.form-group input,
.form-group select {
  width: 100%;
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 9px;
  color: #fff;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  padding: 12px 14px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(0,237,100,.1);
}
.form-group select option { background: #1e1e1e; }

.form-submit {
  width: 100%;
  background: var(--green);
  color: #000;
  font-family: 'Syne', sans-serif;
  font-weight: 700; font-size: 14px;
  padding: 14px;
  border: none; border-radius: 10px;
  cursor: pointer; margin-top: 8px;
  letter-spacing: .04em;
  transition: box-shadow .25s, transform .2s;
}
.form-submit:hover {
  box-shadow: 0 0 24px var(--green-glow);
  transform: translateY(-1px);
}
.form-disclaimer {
  font-size: 11px; color: var(--muted);
  text-align: center; margin-top: 14px;
  line-height: 1.6;
}
.form-disclaimer a { color: var(--green); }

/* ─── STATS BAR ─── */
.stats-bar {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.stat-item {
  flex: 1; min-width: 150px;
  display: flex; flex-direction: column; align-items: center;
  padding: 32px 20px;
  border-right: 1px solid var(--border);
  transition: background .2s;
}
.stat-item:last-child { border-right: none; }
.stat-item:hover { background: var(--green-dim); }
.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem; font-weight: 600;
  color: var(--green);
  line-height: 1;
}
.stat-label {
  font-size: 12px; color: var(--muted);
  margin-top: 6px; letter-spacing: .04em;
}

/* ─── SECTION SHARED ─── */
section { position: relative; z-index: 1; }
.section-inner { max-width: 1160px; margin: 0 auto; padding: 100px 5vw; }
.section-label {
  font-size: 11px; font-weight: 500;
  color: var(--green); letter-spacing: .12em; text-transform: uppercase;
  margin-bottom: 14px;
}
.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 600; color: #fff;
  line-height: 1.1;
  max-width: 560px;
}
.section-title .accent { color: var(--green); }

/* ─── COURSES GRID ─── */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 18px;
  margin-top: 52px;
}
.course-card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 28px 24px;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  cursor: pointer;
  position: relative; overflow: hidden;
}
.course-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}
.course-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,.4);
}
.course-card:hover::before { transform: scaleX(1); }

.course-icon {
  width: 46px; height: 46px;
  background: var(--green-dim);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}
.course-name {
  font-family: 'Syne', sans-serif;
  font-size: 17px; font-weight: 700;
  color: #fff; margin-bottom: 8px;
}
.course-desc {
  font-size: 13px; color: var(--muted); line-height: 1.6;
}
.course-tag {
  display: inline-block;
  margin-top: 16px;
  font-size: 11px; font-weight: 500;
  color: var(--green);
  background: var(--green-dim);
  border-radius: 20px;
  padding: 4px 12px;
  letter-spacing: .04em;
}

/* ─── FEATURES ─── */
.features-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.features-visual { position: relative; }
.features-visual .big-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  position: relative; overflow: hidden;
}
.features-visual .big-card::after {
  content: '';
  position: absolute; bottom: -60px; right: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
}
.free-badge {
  font-family: 'Syne', sans-serif;
  font-size: 3.5rem; font-weight: 600;
  color: var(--green);
  line-height: 1;
}
.free-sub {
  font-size: 14px; color: var(--muted);
  margin-top: 8px;
}
.features-list { margin-top: 44px; }
.feature-row {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.feature-row:last-child { border-bottom: none; }
.feature-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--green-dim);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.feature-text h4 {
  font-family: 'Syne', sans-serif;
  font-size: 15px; font-weight: 700; color: #fff;
  margin-bottom: 4px;
}
.feature-text p {
  font-size: 13px; color: var(--muted); line-height: 1.6;
}

/* ─── CAREER SECTION ─── */
.career-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 0;
}
.career-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 52px;
}
.career-card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 36px 32px;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  position: relative;
  overflow: hidden;
}
.career-card:hover {
  transform: translateY(-8px);
  border-color: var(--green);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.career-card-icon {
  width: 52px; height: 52px;
  background: var(--green-dim);
  border: 1px solid var(--border);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  margin-bottom: 24px;
}
.career-card h4 {
  font-family: 'Syne', sans-serif;
  font-size: 19px; font-weight: 700; color: #fff;
  margin-bottom: 14px;
}
.career-card p {
  font-size: 14px; color: var(--muted); line-height: 1.7;
}

/* ─── CTA STRIP ─── */
.cta-strip {
  background: linear-gradient(135deg, #0d1f13 0%, #111 50%, #0d1f13 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-inner {
  max-width: 1160px; margin: 0 auto;
  padding: 80px 5vw;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
  flex-wrap: wrap;
}
.cta-text h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 600; color: #fff;
  line-height: 1.2;
}
.cta-text h2 span { color: var(--green); }
.cta-text p {
  font-size: 15px; color: var(--muted); margin-top: 12px;
}
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ─── NAV LINKS ─── */
.nav-links {
  display: flex; align-items: center; gap: 32px;
}
.nav-link {
  font-size: 14px; font-weight: 400;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
  letter-spacing: .01em;
}
.nav-link:hover, .nav-link.active { color: var(--text); }

/* ─── FAQ SECTION ─── */
.faq-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
}
.faq-heading {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 600; color: #fff;
  margin-bottom: 40px;
}
.faq-list { max-width: 760px; }
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.faq-q {
  width: 100%;
  background: none; border: none;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px; font-weight: 600;
  color: #fff; cursor: pointer;
  text-align: left; gap: 16px;
  transition: color .2s;
}
.faq-q:hover { color: var(--green); }
.faq-icon {
  font-size: 20px; color: var(--green);
  transition: transform .3s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(180deg); }
.faq-a {
  font-size: 14px; color: var(--muted);
  line-height: 1.75;
  max-height: 0; overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
  padding: 0;
}
.faq-item.open .faq-a {
  max-height: 200px;
  padding-bottom: 20px;
}

/* ─── FOOTER ─── */
.site-footer {
  background: #0a0a0a;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1160px; margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding: 64px 5vw 48px;
}
/* ─── FOOTER LOGO IMAGE ─── */
.footer-logo-img {
  width: 100%;
  max-width: 280px;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  padding: 10px 14px;
  display: block;
  margin-bottom: 16px;
}
.footer-urls {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}
.footer-tagline {
  font-size: 13px; color: var(--muted); margin-bottom: 14px;
}
.footer-url {
  font-size: 13px; font-weight: 600;
  color: var(--text); text-decoration: none;
  transition: color .2s;
}
.footer-url:hover { color: var(--green); }

.footer-col-title {
  font-family: 'Syne', sans-serif;
  font-size: 13px; font-weight: 700;
  color: #fff; letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-nav {
  list-style: none;
  display: flex; flex-direction: column; gap: 12px;
}
.footer-nav a {
  font-size: 14px; color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.footer-nav a:hover { color: var(--green); }

.footer-contact-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 12px;
  margin-bottom: 20px;
}
.footer-contact-list li {
  display: flex; align-items: center; gap: 10px;
}
.footer-contact-icon {
  font-size: 14px; color: var(--green);
}
.footer-contact-list a {
  font-size: 14px; color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.footer-contact-list a:hover { color: var(--green); }

.footer-socials {
  display: flex; gap: 10px; flex-wrap: wrap;
}
.social-btn {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  color: var(--muted);
  text-decoration: none;
  transition: background .2s, color .2s, border-color .2s;
}
.social-btn:hover {
  background: var(--green-dim);
  border-color: var(--green);
  color: var(--green);
}

.footer-bottom {
  max-width: 1160px; margin: 0 auto;
  padding: 20px 5vw;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 12px; color: var(--muted);
}

/* ─── FLOATING CTA ─── */
.floating-cta {
  position: fixed; bottom: 24px; right: 24px; z-index: 200;
  background: var(--green);
  color: #000;
  font-family: 'Syne', sans-serif;
  font-weight: 700; font-size: 13px;
  padding: 13px 22px;
  border-radius: 40px;
  text-decoration: none;
  box-shadow: 0 6px 28px var(--green-glow);
  transition: transform .2s, box-shadow .2s;
  letter-spacing: .03em;
}
.floating-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 36px var(--green-glow);
}

/* ─── TOAST NOTIFICATION ─── */
.toast {
  position: fixed; bottom: 30px; right: 30px; z-index: 999;
  background: var(--green);
  color: #000;
  font-family: 'Syne', sans-serif;
  font-weight: 700; font-size: 13px;
  padding: 14px 24px;
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0,237,100,0.35);
  transform: translateY(80px);
  opacity: 0;
  transition: transform .4s cubic-bezier(.34,1.56,.64,1), opacity .3s;
  pointer-events: none;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.stat-num.animated {
  animation: countUp .5s ease both;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-bottom: 60px; }
  .features-layout { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 36px; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .stat-item { min-width: 120px; }
  .footer-inner { grid-template-columns: 1fr; }
}