/* ============================================
   MEHMET USTA PORTFOLIO — style.css
   ============================================ */

:root {
  --primary: #00e5ff;
  --secondary: #ff6b35;
  --accent: #7c3aed;
  --bg: #080c10;
  --bg2: #0d1117;
  --bg3: #161b22;
  --text: #e6edf3;
  --text-muted: #7d8590;
  --border: rgba(255,255,255,0.08);
  --glow: rgba(0,229,255,0.15);
  --radio-h: 100px;
  --header-h: 72px;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  padding-top: calc(var(--radio-h) + var(--header-h));
}
body.radio-closed { padding-top: var(--header-h); }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ===== NOISE OVERLAY ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.35;
}

/* ===== GRID BACKGROUND ===== */
.grid-bg {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ===== CUSTOM CURSOR ===== */
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: transform 0.1s;
}
.cursor-ring {
  width: 32px;
  height: 32px;
  border: 1.5px solid rgba(0,229,255,0.4);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: transform 0.15s ease, width 0.2s, height 0.2s, border-color 0.2s;
}
.cursor-ring.hover {
  width: 48px;
  height: 48px;
  border-color: var(--primary);
}
@media (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ===== SPOTIFY RADIO BAR ===== */
.radio-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--radio-h);
  background: rgba(8,12,16,0.97);
  border-bottom: 1px solid var(--border);
  z-index: 200;
  backdrop-filter: blur(20px);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}
.radio-bar.hidden {
  transform: translateY(-110%);
}
.radio-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 5%;
  height: 100%;
  display: grid;
  grid-template-columns: 160px 1fr 40px;
  align-items: center;
  gap: 20px;
}
.radio-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.radio-icon {
  color: var(--primary);
  font-size: 22px;
}
.radio-label {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: var(--text);
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.radio-eq {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 16px;
}
.radio-eq span {
  display: block;
  width: 3px;
  background: var(--primary);
  border-radius: 2px;
  animation: eq-bar 1.2s ease-in-out infinite;
}
.radio-eq span:nth-child(1) { height: 6px; animation-delay: 0s; }
.radio-eq span:nth-child(2) { height: 12px; animation-delay: 0.2s; }
.radio-eq span:nth-child(3) { height: 8px; animation-delay: 0.4s; }
.radio-eq span:nth-child(4) { height: 14px; animation-delay: 0.1s; }
@keyframes eq-bar {
  0%, 100% { transform: scaleY(0.4); }
  50% { transform: scaleY(1); }
}
.radio-center {
  width: 100%;
  display: flex;
  align-items: center;
}
.radio-center iframe { width: 100%; }
.radio-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all 0.2s;
}
.radio-close:hover { background: rgba(255,255,255,0.1); color: var(--text); }
.radio-close .material-symbols-outlined { font-size: 16px; }

/* ===== HEADER ===== */
header {
  position: fixed;
  top: var(--radio-h);
  left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  padding: 0 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(8,12,16,0.9);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  transition: top 0.4s cubic-bezier(0.4,0,0.2,1), box-shadow 0.3s;
}
header.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
body.radio-closed header {
  top: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-mark {
  width: 38px; height: 38px;
  background: var(--primary);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--bg);
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -1px;
  flex-shrink: 0;
}
.logo-mark.small { width: 32px; height: 32px; font-size: 13px; }
.logo-text {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
}

nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav a {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
  letter-spacing: 0.02em;
}
nav a:hover { color: var(--primary); }

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Lang Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: 'Syne', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: all 0.2s;
}
.lang-toggle:hover { border-color: rgba(0,229,255,0.3); }
.lang-active { color: var(--primary); }
.lang-sep { opacity: 0.3; }
.lang-other { color: var(--text-muted); }

.btn-hire {
  background: var(--primary);
  color: var(--bg);
  padding: 9px 22px;
  border-radius: 6px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-hire:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(0,229,255,0.35);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}
.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); }

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: calc(var(--radio-h) + var(--header-h));
  left: 0; right: 0;
  background: rgba(8,12,16,0.98);
  border-bottom: 1px solid var(--border);
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: 20px 5%;
  gap: 0;
  transform: translateY(-110%);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1), opacity 0.35s;
}
.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
}
body.radio-closed .mobile-nav {
  top: var(--header-h);
}
.mobile-nav a {
  padding: 14px 0;
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--primary); }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: var(--bg);
  padding: 14px 28px;
  border-radius: 8px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.2s;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,229,255,0.3);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 14px 28px;
  border-radius: 8px;
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.2s;
}
.btn-secondary:hover {
  border-color: rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.04);
}

/* ===== SECTIONS ===== */
section {
  position: relative;
  z-index: 1;
  padding: 100px 5%;
}
.section-alt {
  background: rgba(255,255,255,0.01);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.skills-bg {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.section-header { margin-bottom: 60px; }
.section-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--primary);
  flex-shrink: 0;
}
.section-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.section-sub {
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 16px;
  max-width: 580px;
  line-height: 1.7;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding: 80px 5% 80px;
  z-index: 1;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: 15%;
  right: 8%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,229,255,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-glow2 {
  position: absolute;
  bottom: 10%;
  left: 5%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(124,58,237,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3.5rem, 7vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin-bottom: 28px;
}
.hero-title-line { display: block; }
.hero-title-accent {
  display: block;
  background: linear-gradient(135deg, var(--primary), #0099ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-bio {
  color: var(--text-muted);
  font-size: 15px;
  font-style: italic;
  margin-bottom: 20px;
  line-height: 1.65;
}
.hero-desc {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 36px;
}
.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-socials {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.social-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  transition: all 0.2s;
}
.social-pill:hover {
  border-color: rgba(0,229,255,0.3);
  color: var(--primary);
  background: rgba(0,229,255,0.05);
  transform: translateY(-2px);
}

/* Hero Card */
.hero-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
}
.hero-card-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.hero-avatar {
  width: 68px; height: 68px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 26px;
  color: var(--bg);
  flex-shrink: 0;
}
.hero-card-name {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 4px;
}
.hero-card-title {
  color: var(--primary);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}
.stat {
  text-align: center;
  padding: 14px 8px;
  background: rgba(255,255,255,0.03);
  border-radius: 10px;
  border: 1px solid var(--border);
}
.stat-num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 22px;
  color: var(--primary);
  display: block;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chip {
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.15);
  color: var(--primary);
  padding: 5px 12px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.chip.purple { background: rgba(124,58,237,0.08); border-color: rgba(124,58,237,0.2); color: #a78bfa; }
.chip.orange { background: rgba(255,107,53,0.08); border-color: rgba(255,107,53,0.2); color: #ff6b35; }

/* ===== EXPERTISE ===== */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.expertise-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.expertise-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s;
}
.expertise-card:hover {
  border-color: rgba(0,229,255,0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.expertise-card:hover::after { transform: scaleX(1); }
.expertise-icon {
  width: 52px; height: 52px;
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.15);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  color: var(--primary);
  font-size: 26px;
  transition: transform 0.3s;
}
.expertise-card:nth-child(2) .expertise-icon { background: rgba(124,58,237,0.08); border-color: rgba(124,58,237,0.15); color: #a78bfa; }
.expertise-card:nth-child(3) .expertise-icon { background: rgba(255,107,53,0.08); border-color: rgba(255,107,53,0.15); color: var(--secondary); }
.expertise-card:hover .expertise-icon { transform: scale(1.1) rotate(-3deg); }
.expertise-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 12px;
}
.expertise-desc { color: var(--text-muted); font-size: 14px; line-height: 1.65; margin-bottom: 22px; }
.expertise-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.expertise-list li {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}
.expertise-list li::before {
  content: '';
  width: 4px; height: 4px;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--primary), rgba(0,229,255,0.1), transparent);
}
.timeline-item {
  display: flex;
  gap: 32px;
  padding-bottom: 36px;
}
.timeline-dot {
  width: 40px; height: 40px;
  background: var(--bg2);
  border: 2px solid var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
  font-size: 16px;
  z-index: 1;
  transition: all 0.3s;
}
.timeline-dot .material-symbols-outlined { font-size: 18px; }
.timeline-item:hover .timeline-dot {
  background: var(--primary);
  color: var(--bg);
  box-shadow: 0 0 20px rgba(0,229,255,0.4);
}
.timeline-content {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 26px;
  flex: 1;
  transition: border-color 0.3s;
}
.timeline-item:hover .timeline-content { border-color: rgba(0,229,255,0.15); }
.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.timeline-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 15px;
}
.timeline-date {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.15);
  padding: 3px 10px;
  border-radius: 100px;
  white-space: nowrap;
  letter-spacing: 0.04em;
}
.timeline-company { color: var(--text-muted); font-size: 12px; font-weight: 500; margin-bottom: 10px; }
.timeline-desc { color: var(--text-muted); font-size: 13px; line-height: 1.6; }

/* ===== WORKS ===== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.work-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s;
}
.work-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,229,255,0.2);
  box-shadow: 0 24px 60px rgba(0,0,0,0.4);
}
.work-thumb {
  height: 160px;
  background: var(--bg3);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}
.work-thumb::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--thumb-color1, rgba(0,229,255,0.1)), var(--thumb-color2, transparent));
}
.work-thumb-icon {
  font-size: 52px;
  color: rgba(255,255,255,0.08);
  transition: all 0.3s;
  position: relative;
}
.work-card:hover .work-thumb-icon { transform: scale(1.15); color: rgba(255,255,255,0.14); }
.work-info { padding: 18px 20px 22px; }
.work-cat { font-size: 10px; font-weight: 600; color: var(--primary); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 6px; }
.work-title { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 15px; margin-bottom: 8px; }
.work-desc { font-size: 13px; color: var(--text-muted); line-height: 1.5; }

/* ===== INVESTMENTS ===== */
.investments-section { background: var(--bg); }
.investments-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.inv-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}
.inv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.inv-card:hover {
  border-color: rgba(0,229,255,0.2);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.35);
}
.inv-card:hover::before { opacity: 1; }
.inv-number {
  position: absolute;
  top: 16px; right: 16px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px;
  color: rgba(255,255,255,0.04);
  line-height: 1;
  letter-spacing: 0.02em;
}
.inv-icon {
  width: 44px; height: 44px;
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.12);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}
.inv-icon .material-symbols-outlined { font-size: 22px; }
.inv-body { flex: 1; }
.inv-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
  line-height: 1.3;
}
.inv-desc { color: var(--text-muted); font-size: 12px; line-height: 1.55; }
.inv-cta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: 'Syne', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid rgba(0,229,255,0.2);
  border-radius: 6px;
  background: rgba(0,229,255,0.04);
  transition: all 0.2s;
  align-self: flex-start;
}
.inv-cta:hover {
  background: rgba(0,229,255,0.1);
  border-color: rgba(0,229,255,0.4);
}

/* ===== SKILLS ===== */
.skills-columns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.skill-group-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: var(--primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.skill-group-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.skill-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-tag {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  transition: all 0.2s;
}
.skill-tag:hover {
  background: rgba(0,229,255,0.06);
  border-color: rgba(0,229,255,0.2);
  color: var(--primary);
}

/* ===== EDUCATION ===== */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.edu-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px 28px;
  transition: border-color 0.3s;
  position: relative;
  overflow: hidden;
}
.edu-card:hover { border-color: rgba(0,229,255,0.2); }
.edu-year {
  position: absolute;
  top: 20px; right: 20px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}
.edu-degree { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.edu-school { color: var(--primary); font-size: 13px; font-weight: 500; margin-bottom: 10px; }
.edu-field { color: var(--text-muted); font-size: 13px; }

/* ===== HOBBIES ===== */
.hobbies-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.hobby-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.3s;
}
.hobby-card:hover {
  border-color: rgba(0,229,255,0.2);
  transform: translateX(4px);
}
.hobby-icon {
  width: 46px; height: 46px;
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.12);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  font-size: 22px;
  flex-shrink: 0;
}
.hobby-name { font-family: 'Syne', sans-serif; font-weight: 600; font-size: 14px; margin-bottom: 3px; }
.hobby-desc { font-size: 12px; color: var(--text-muted); line-height: 1.45; }

/* ===== CTA / CONTACT ===== */
.cta-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 100px 5%;
  position: relative;
  z-index: 1;
}
.cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.cta-left h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.accent-text { color: var(--primary); }
.cta-left p { color: var(--text-muted); font-size: 15px; line-height: 1.7; margin-bottom: 32px; }
.all-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.social-link-full {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  transition: all 0.2s;
}
.social-link-full:hover {
  border-color: rgba(0,229,255,0.25);
  color: var(--primary);
  background: rgba(0,229,255,0.04);
}
.cta-links { display: flex; flex-direction: column; gap: 12px; }
.cta-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text);
  transition: all 0.2s;
}
.cta-link:hover {
  border-color: rgba(0,229,255,0.2);
  background: rgba(0,229,255,0.03);
}
.cta-link-icon {
  width: 38px; height: 38px;
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.15);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}
.cta-link-icon.purple { background: rgba(124,58,237,0.08); border-color: rgba(124,58,237,0.15); color: #a78bfa; }
.cta-link-icon.orange { background: rgba(255,107,53,0.08); border-color: rgba(255,107,53,0.15); color: var(--secondary); }
.cta-link-icon.green { background: rgba(0,200,100,0.08); border-color: rgba(0,200,100,0.15); color: #4ade80; }
.cta-link-title { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.cta-link-sub { font-size: 12px; color: var(--text-muted); }

/* ===== FOOTER ===== */
footer {
  position: relative;
  z-index: 1;
  padding: 36px 5%;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-left { display: flex; align-items: center; gap: 12px; }
.footer-name { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 13px; letter-spacing: 0.04em; }
.footer-copy { font-size: 12px; color: var(--text-muted); }
.footer-socials { display: flex; gap: 12px; }
.footer-social {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all 0.2s;
}
.footer-social:hover { color: var(--primary); border-color: rgba(0,229,255,0.3); background: rgba(0,229,255,0.05); }

/* ===== REVEAL ANIMATIONS ===== */
.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-up.d1 { transition-delay: 0.1s; }
.reveal-up.d2 { transition-delay: 0.2s; }
.reveal-up.d3 { transition-delay: 0.3s; }
.reveal-up.d4 { transition-delay: 0.4s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .investments-grid { grid-template-columns: repeat(5, 1fr); }
}
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .expertise-grid { grid-template-columns: 1fr; }
  .works-grid { grid-template-columns: 1fr 1fr; }
  .skills-columns { grid-template-columns: 1fr 1fr; }
  .cta-inner { grid-template-columns: 1fr; gap: 48px; }
  .investments-grid { grid-template-columns: repeat(3, 1fr); }
  .hobbies-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  nav { display: none; }
  .header-right .btn-hire { display: none; }
  .hamburger { display: flex; }
  .radio-inner { grid-template-columns: 100px 1fr 36px; gap: 12px; }
  .radio-label { display: none; }
}
@media (max-width: 700px) {
  .works-grid { grid-template-columns: 1fr; }
  .skills-columns { grid-template-columns: 1fr; }
  .edu-grid { grid-template-columns: 1fr; }
  .investments-grid { grid-template-columns: 1fr 1fr; }
  .hobbies-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
  footer { flex-direction: column; align-items: flex-start; gap: 14px; }
}
@media (max-width: 480px) {
  .investments-grid { grid-template-columns: 1fr; }
  .radio-inner { grid-template-columns: 1fr 32px; }
  .radio-left { display: none; }
  section { padding: 70px 5%; }
}