/* ===== Variables ===== */
:root {
  --bg: #0a0a0f;
  --bg-dark: #060609;
  --surface: #111118;
  --surface-hover: #1a1a24;
  --border: #1e1e2a;
  --text: #e8e8ee;
  --text-secondary: #8888a0;
  --cyan: #00e5ff;
  --magenta: #ff2d7b;
  --green: #00ff88;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1100px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.3s;
}

a:hover {
  color: var(--magenta);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background 0.3s;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.95);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  color: var(--text) !important;
  transition: color 0.3s !important;
}

.nav-logo:hover {
  color: var(--cyan) !important;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--text);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
  transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(
    circle,
    rgba(0, 229, 255, 0.08) 0%,
    rgba(255, 45, 123, 0.04) 40%,
    transparent 70%
  );
  border-radius: 50%;
  filter: blur(60px);
  animation: glow-pulse 8s ease-in-out infinite alternate;
}

@keyframes glow-pulse {
  0% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 1; transform: translate(-50%, -50%) scale(1.3); }
}

.hero-content {
  position: relative;
  z-index: 1;
}

/* Profile ring — spinning gradient border */
.profile-ring {
  width: 214px;
  height: 214px;
  border-radius: 50%;
  margin: 0 auto 40px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.profile-ring::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--cyan), var(--magenta), var(--green), var(--cyan));
  animation: spin 6s linear infinite;
}

.profile-ring::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--bg);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.profile-pic {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--text) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.hero-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  opacity: 0.6;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 40px;
}

/* Buttons */
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
}

.btn-primary {
  background: var(--cyan);
  color: #000;
  border: none;
}

.btn-primary:hover {
  background: #33ecff;
  color: #000;
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.3);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.1);
  transform: translateY(-2px);
}

.btn-icon {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-secondary), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ===== Sections ===== */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--bg-dark);
}

.section-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--cyan);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 48px;
}

/* ===== Featured (TESL8) ===== */
.featured-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: start;
  margin-top: 40px;
}

.video-slot {
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
}

.video-slot iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.video-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-secondary);
}

.video-placeholder svg {
  opacity: 0.3;
}

.video-placeholder span {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.featured-description {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.featured-description strong {
  color: var(--text);
}

.featured-details {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cyan);
}

.detail-value {
  font-size: 0.95rem;
  color: var(--text);
}

/* ===== Video Grid (Work) ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.video-card {
  background: var(--surface);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.video-card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.video-card .video-slot {
  border: none;
  border-radius: 0;
}

.video-title {
  padding: 16px 20px;
  font-size: 0.95rem;
  font-weight: 500;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 64px;
  align-items: center;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-text a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.about-image img {
  border-radius: 16px;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

/* ===== Connect ===== */
.connect-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.connect-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all 0.3s;
  color: var(--text);
}

a.connect-card:hover {
  border-color: var(--cyan);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.08);
  color: var(--text);
}

.connect-logo {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.connect-icon svg {
  color: var(--magenta);
}

.connect-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
}

.connect-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.connect-cta {
  color: var(--cyan);
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: auto;
}

.connect-socials {
  justify-content: center;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 1rem;
  padding: 12px 16px;
  border-radius: 8px;
  transition: all 0.3s;
}

.social-link:hover {
  background: var(--surface-hover);
  color: var(--text);
}

/* ===== Footer ===== */
.footer {
  padding: 40px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

/* ===== Fade-in Animation ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    transition: all 0.3s;
    pointer-events: none;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .hero {
    padding: 100px 20px 60px;
  }

  .hero-title {
    letter-spacing: 0.06em;
  }

  .section {
    padding: 64px 0;
  }

  .featured-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .video-grid {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image {
    order: -1;
    max-width: 280px;
    margin: 0 auto;
  }

  .connect-grid {
    grid-template-columns: 1fr;
  }

  .hero-sub {
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .featured-details {
    grid-template-columns: 1fr;
  }
}