/* ═══════════════════════════════════════════════════
   BHAVESH BAROT — PORTFOLIO STYLESHEET
   Font: Syne (display) + DM Sans (body) + JetBrains Mono
   Theme: Deep space dark / clean light — with toggle
═══════════════════════════════════════════════════ */

/* ─── DARK MODE (default) ─────────────────────── */
:root,
[data-theme="dark"] {
  --bg:         #080c14;
  --bg2:        #0d1525;
  --bg3:        #111d33;
  --border:     rgba(96,165,250,0.12);
  --accent:     #3b82f6;
  --accent2:    #60a5fa;
  --accent3:    #93c5fd;
  --text:       #e2e8f0;
  --text-muted: #7d92b5;
  --text-dim:   #4a6080;
  --white:      #ffffff;
  --green:      #4ade80;
  --card-shadow: 0 8px 32px rgba(0,0,0,0.45);
  --hero-grad:
    radial-gradient(ellipse 900px 600px at 80% 50%, rgba(59,130,246,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 400px 400px at 15% 85%, rgba(96,165,250,0.04) 0%, transparent 60%);
}

/* ─── LIGHT MODE ──────────────────────────────── */
[data-theme="light"] {
  --bg:         #f0f4ff;
  --bg2:        #ffffff;
  --bg3:        #e8edf8;
  --border:     rgba(59,130,246,0.16);
  --accent:     #2563eb;
  --accent2:    #3b82f6;
  --accent3:    #1d4ed8;
  --text:       #1e293b;
  --text-muted: #4b5c7a;
  --text-dim:   #94a3b8;
  --white:      #0f172a;
  --green:      #16a34a;
  --card-shadow: 0 4px 20px rgba(59,130,246,0.1);
  --hero-grad:
    radial-gradient(ellipse 900px 600px at 80% 50%, rgba(59,130,246,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 400px 400px at 15% 85%, rgba(96,165,250,0.03) 0%, transparent 60%);
}

:root {
  --sidebar-w: 280px;
  --radius:    16px;
  --radius-sm: 10px;
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  background: var(--bg);
  color: var(--text);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}

/* ─── Theme Toggle Button ────────────────────── */
.theme-toggle {
  position: fixed;
  top: 20px;
  left: calc(var(--sidebar-w) + 20px);
  z-index: 150;
  width: 42px; height: 42px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  box-shadow: var(--card-shadow);
}
.theme-toggle:hover { border-color: var(--accent2); transform: scale(1.06); }
.theme-toggle svg { width: 18px; height: 18px; stroke: var(--text-muted); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: stroke 0.2s; }
.theme-toggle:hover svg { stroke: var(--accent2); }
.icon-sun { display: none; }
.icon-moon { display: block; }
[data-theme="light"] .icon-sun  { display: block; }
[data-theme="light"] .icon-moon { display: none; }

/* ─── Custom Cursor ──────────────────────────── */
.cursor {
  position: fixed; width: 32px; height: 32px;
  border: 2px solid var(--accent2); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%,-50%);
  transition: transform 0.15s ease, border-color 0.3s;
}
.cursor-dot {
  position: fixed; width: 6px; height: 6px;
  background: var(--accent2); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%,-50%);
}
@media (max-width: 768px) { .cursor, .cursor-dot { display: none; } }

/* ─── Sidebar ─────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg2);
  padding: 32px 22px;
  height: 100vh; position: fixed; left: 0; top: 0;
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 100;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1), background 0.3s;
}
/* ─── Sidebar Profile Block ──────────────────── */
.sidebar-profile {
  display: flex; flex-direction: column; align-items: center;
  gap: 10px; margin-bottom: 32px; padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.sidebar-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  object-fit: cover; object-position: top center;
  border: 2px solid var(--border);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
  transition: box-shadow 0.2s;
}
.sidebar-avatar:hover { box-shadow: 0 0 0 3px rgba(59,130,246,0.4); }
.sidebar-profile-info { display: flex; flex-direction: column; gap: 3px; }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 15px; color: var(--text); letter-spacing: -0.2px; }
.brand-role { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); letter-spacing: 0.3px; }

/* ─── Download CV Button ─────────────────────── */
.sidebar-cv-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  width: 100%; padding: 10px 16px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-family: var(--font-body); font-weight: 600; font-size: 13px;
  letter-spacing: 0.2px;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  margin-top: 4px;
}
.sidebar-cv-btn:hover {
  background: var(--accent2);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59,130,246,0.35);
}
.sidebar-cv-btn:active { transform: translateY(0); }
.sidebar-cv-btn svg { flex-shrink: 0; }

.menu { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.nav-link {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 13px; border-radius: var(--radius-sm);
  color: var(--text-muted); text-decoration: none;
  font-family: var(--font-body); font-size: 13px; font-weight: 500; letter-spacing: 0.3px;
  transition: all 0.2s; position: relative;
}
.nav-link i { width: 16px; height: 16px; stroke-width: 1.8; opacity: 0.85; transition: all 0.2s ease; }
.nav-link:hover i { opacity: 1; transform: scale(1.05); }
.nav-link:hover { color: var(--accent3); background: rgba(59,130,246,0.08); }
.nav-link.active { color: var(--accent2); background: rgba(59,130,246,0.12); font-weight: 600; }
.nav-link.active::before {
  content: ""; position: absolute; left: 0; top: 50%;
  transform: translateY(-50%); width: 3px; height: 18px;
  background: var(--accent); border-radius: 0 3px 3px 0;
}

.sidebar-footer { margin-top: 24px; }
.avail-badge {
  display: flex; align-items: center; gap: 8px; padding: 10px 13px;
  background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.2);
  border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 11px; color: var(--green); font-weight: 600;
  letter-spacing: 0.3px; line-height: 1.4;
}
.avail-dot {
  width: 7px; height: 7px; background: var(--green);
  border-radius: 50%; animation: pulse-green 2s infinite; flex-shrink: 0;
}
@keyframes pulse-green {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.3); }
}

/* ─── Hamburger ──────────────────────────────── */
.hamburger {
  display: none; position: fixed; top: 20px; right: 20px;
  z-index: 200; background: var(--bg3);
  border: 1px solid var(--border); border-radius: 10px;
  width: 44px; height: 44px;
  flex-direction: column; align-items: center; justify-content: center;
  gap: 5px; cursor: pointer; padding: 0;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }

/* ─── Main ──────────────────────────────────── */
.main { margin-left: var(--sidebar-w); width: calc(100% - var(--sidebar-w)); min-height: 100vh; }
.section { padding: 96px 64px; border-bottom: 1px solid var(--border); position: relative; }
.section:last-of-type { border-bottom: none; }

/* ─── Typography System ──────────────────────── */
.section-header { margin-bottom: 52px; }
.section-tag {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--accent); letter-spacing: 2px; text-transform: uppercase;
  display: block; margin-bottom: 12px;
}
.section-header h2 {
  font-family: var(--font-display); font-size: 40px;
  font-weight: 700; color: var(--white); letter-spacing: -0.5px; line-height: 1.15;
}
.section-sub { font-family: var(--font-body); font-size: 15px; color: var(--text-muted); margin-top: 12px; line-height: 1.6; }

/* ─── Hero ──────────────────────────────────── */
.hero-section {
  min-height: 100vh; display: flex; flex-direction: column;
  justify-content: center; padding: 80px 64px;
  background: var(--hero-grad), var(--bg);
}
.hero-grid { display: grid; grid-template-columns: 1fr 440px; gap: 80px; align-items: center; }

.hero-tag {
  font-family: var(--font-display); font-size: 16px;
  color: var(--accent); letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 20px; display: flex; align-items: center; gap: 8px;
}
/* .hero-tag::before { content: "//"; color: var(--text-dim); } */

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(52px, 5.5vw, 78px);
  font-weight: 800; color: var(--white);
  line-height: 1; letter-spacing: -2px; margin-bottom: 24px;
}
.hero-name em { font-style: normal; color: var(--accent2); }

/* ── Bigger subtitle — DM Sans 18px ── */
.hero-sub {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 26px;
}

.hero-stack { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 34px; }
.hero-stack span {
  padding: 4px 12px;
  background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2);
  border-radius: 6px; font-family: var(--font-mono); font-size: 12px; color: var(--accent3);
}

.hero-cta { display: flex; gap: 14px; margin-bottom: 44px; }
.btn-primary {
  padding: 13px 30px; background: var(--accent); color: #fff;
  border-radius: var(--radius-sm); text-decoration: none;
  font-family: var(--font-body); font-weight: 600; font-size: 15px; transition: all 0.2s;
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(59,130,246,0.35); }
.btn-ghost {
  padding: 13px 30px; border: 1.5px solid var(--border);
  color: var(--text-muted); border-radius: var(--radius-sm); text-decoration: none;
  font-family: var(--font-body); font-weight: 500; font-size: 15px; transition: all 0.2s;
}
.btn-ghost:hover { border-color: var(--accent2); color: var(--accent3); }

.hero-stats { display: flex; align-items: center; }
.stat { display: flex; flex-direction: column; padding: 0 20px; }
.stat:first-child { padding-left: 0; }
.stat-num { font-family: var(--font-display); font-size: 28px; font-weight: 800; color: var(--accent2); line-height: 1; }
.stat-label { font-family: var(--font-body); font-size: 11px; color: var(--text-dim); margin-top: 4px; letter-spacing: 0.3px; }
.stat-divider { width: 1px; height: 36px; background: var(--border); }

/* ─── Hero Image + Perfect Circle Float Cards ───
   3 cards equidistant on a circle (120° apart)
   Angles: 0°=top, 120°=lower-right, 240°=lower-left
   r = 175px for 440px wrap
   x = r·sin(θ),  y = -r·cos(θ)  (from center)
   card1 (0°):   x=0,       y=-175
   card2 (120°): x=+151.6,  y=+87.5
   card3 (240°): x=-151.6,  y=+87.5
─────────────────────────────────────────────── */
.hero-image-wrap {
  position: relative;
  width: 440px; height: 440px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.hero-image-ring {
  position: absolute; width: 340px; height: 340px; border-radius: 50%;
  border: 1px solid rgba(59,130,246,0.2);
  animation: spin-slow 20s linear infinite; pointer-events: none;
}
.ring2 {
  width: 396px; height: 396px;
  border-color: rgba(59,130,246,0.07);
  animation-direction: reverse; animation-duration: 30s;
}
@keyframes spin-slow { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.hero-photo {
  width: 220px; height: 220px; border-radius: 50%;
  object-fit: cover; object-position: top center;
  border: 4px solid var(--bg3);
  box-shadow: 0 0 0 1px var(--border), 0 24px 64px rgba(0,0,0,0.5);
  position: relative; z-index: 2;
}

.float-card {
  position: absolute;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 12px; padding: 9px 14px;
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  z-index: 3;
  box-shadow: var(--card-shadow);
  white-space: nowrap;
  /* positioned from center of the 440px wrap */
  left: 50%; top: 50%;
}
.fc-icon { font-size: 15px; line-height: 1; }
.fc-text { color: var(--text); }

/* card1 — top center (0°) */
.card1 {
  left: 50%;
  top: calc(50% - 175px);
  transform: translate(-50%, -50%);
  animation: float-a 4s ease-in-out infinite;
}
/* card2 — lower right (120°): x=+152, y=+88 */
.card2 {
  left: calc(50% + 152px);
  top: calc(50% + 88px);
  transform: translate(-50%, -50%);
  animation: float-b 4.5s ease-in-out infinite 0.8s;
}
/* card3 — lower left (240°): x=-152, y=+88 */
.card3 {
  left: calc(50% - 152px);
  top: calc(50% + 88px);
  transform: translate(-50%, -50%);
  animation: float-c 5s ease-in-out infinite 1.6s;
}

@keyframes float-a {
  0%, 100% { transform: translate(-50%,-50%) translateY(0px); }
  50%       { transform: translate(-50%,-50%) translateY(-8px); }
}
@keyframes float-b {
  0%, 100% { transform: translate(-50%,-50%) translateY(0px); }
  50%       { transform: translate(-50%,-50%) translateY(8px); }
}
@keyframes float-c {
  0%, 100% { transform: translate(-50%,-50%) translateY(0px); }
  50%       { transform: translate(-50%,-50%) translateY(-6px); }
}

.scroll-hint {
  margin-top: 56px; display: flex; align-items: center; gap: 16px;
  color: var(--text-dim); font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
}
.scroll-line { width: 60px; height: 1px; background: var(--text-dim); position: relative; overflow: hidden; }
.scroll-line::after {
  content: ""; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
  background: var(--accent2); animation: slide-right 2s ease-in-out infinite;
}
@keyframes slide-right { 0% { left: -100%; } 100% { left: 100%; } }

/* ─── About ─────────────────────────────────── */
.about-grid { display: grid; grid-template-columns: 1fr 300px; gap: 60px; align-items: start; }
.about-lead { font-family: var(--font-body); font-size: 18px; line-height: 1.75; color: var(--text); margin-bottom: 22px; }
.about-text p { font-family: var(--font-body); font-size: 15px; line-height: 1.8; color: var(--text-muted); margin-bottom: 16px; }
.about-text strong { color: var(--accent3); font-weight: 600; }
.about-highlights { display: flex; flex-direction: column; gap: 16px; }
.highlight-item { padding: 20px; background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); display: flex; flex-direction: column; gap: 6px; }
.hi-num { font-family: var(--font-display); font-size: 26px; font-weight: 800; color: var(--accent2); line-height: 1; }
.hi-desc { font-family: var(--font-body); font-size: 13px; color: var(--text-muted); line-height: 1.5; }

/* ─── Arch Table ─────────────────────────────── */
.arch-table { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 40px; }
.arch-row { display: grid; grid-template-columns: 160px 1fr; border-bottom: 1px solid var(--border); transition: background 0.2s; }
.arch-row:last-child { border-bottom: none; }
.arch-row:hover { background: rgba(59,130,246,0.03); }
.arch-label { padding: 14px 18px; font-family: var(--font-mono); font-size: 11px; color: var(--accent); letter-spacing: 0.5px; border-right: 1px solid var(--border); display: flex; align-items: center; font-weight: 500; }
.arch-value { padding: 14px 18px; font-family: var(--font-body); font-size: 13px; color: var(--text-muted); line-height: 1.6; display: flex; align-items: center; }

/* ─── Skills Grid ────────────────────────────── */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.skill-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; transition: all 0.25s ease; position: relative; overflow: hidden; }
.skill-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 2px; background: linear-gradient(90deg, var(--accent), transparent); opacity: 0; transition: opacity 0.3s; }
.skill-card:hover { border-color: rgba(59,130,246,0.3); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.15); }
.skill-card:hover::before { opacity: 1; }
.sk-icon { width: 26px; height: 26px; margin-bottom: 13px; display: flex; align-items: center; }
.sk-icon i { width: 22px; height: 22px; stroke-width: 2; color: var(--accent2); transition: all 0.25s ease; }
.skill-card:hover .sk-icon i { transform: scale(1.15); color: var(--accent3); }
.skill-card h3 { font-family: var(--font-display); font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 12px; }
.skill-card ul { list-style: none; display: flex; flex-direction: column; gap: 5px; }
.skill-card li { font-family: var(--font-body); font-size: 13px; color: var(--text-muted); padding-left: 14px; position: relative; line-height: 1.5; }
.skill-card li::before { content: "→"; position: absolute; left: 0; color: var(--accent); font-size: 11px; top: 1px; }

/* ─── Timeline ───────────────────────────────── */
.timeline { position: relative; padding-left: 32px; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 8px; bottom: 0; width: 1px; background: linear-gradient(to bottom, var(--accent), transparent); }
.timeline-item { position: relative; margin-bottom: 40px; }
.timeline-item:last-child { margin-bottom: 0; }
.tl-dot { position: absolute; left: -29px; top: 12px; width: 12px; height: 12px; border-radius: 50%; background: var(--bg); border: 2px solid var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,0.15); }
.tl-content { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; transition: border-color 0.2s; }
.tl-content:hover { border-color: rgba(59,130,246,0.25); }
.tl-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.tl-period { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); letter-spacing: 0.5px; }
.tl-badge { padding: 2px 10px; background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.25); border-radius: 20px; font-family: var(--font-body); font-size: 10px; color: var(--green); font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; }
.tl-content h3 { font-family: var(--font-display); font-size: 19px; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.tl-content h4 { font-family: var(--font-body); font-size: 13.5px; color: var(--accent3); font-weight: 400; margin-bottom: 14px; }
.tl-content ul { list-style: none; display: flex; flex-direction: column; gap: 5px; margin-bottom: 16px; }
.tl-content li { font-family: var(--font-body); font-size: 14px; color: var(--text-muted); padding-left: 18px; position: relative; line-height: 1.6; }
.tl-content li::before { content: "▸"; position: absolute; left: 0; color: var(--accent); font-size: 11px; top: 2px; }
.tl-content li strong { color: var(--accent3); font-weight: 600; }
.tl-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tl-tags span { padding: 3px 10px; background: rgba(59,130,246,0.08); border: 1px solid rgba(59,130,246,0.15); border-radius: 6px; font-family: var(--font-mono); font-size: 11px; color: var(--accent3); }

/* ─── Impact Strip ───────────────────────────── */
.impact-strip { display: flex; flex-wrap: wrap; margin-top: 48px; background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.impact-item { flex: 1; min-width: 140px; padding: 28px 20px; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; border-right: 1px solid var(--border); transition: background 0.2s; }
.impact-item:last-child { border-right: none; }
.impact-item:hover { background: rgba(59,130,246,0.04); }
.impact-num { font-family: var(--font-display); font-size: 30px; font-weight: 800; color: var(--accent2); line-height: 1; }
.impact-label { font-family: var(--font-body); font-size: 12px; color: var(--text-dim); line-height: 1.4; }

/* ─── Projects ───────────────────────────────── */
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.project-card.wide { grid-column: span 2; }
.project-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; transition: all 0.25s ease; display: flex; flex-direction: column; gap: 12px; }
.project-card.featured { border-color: rgba(59,130,246,0.22); background: linear-gradient(135deg, var(--bg2), rgba(59,130,246,0.03)); }
.project-card:hover { transform: translateY(-4px); border-color: rgba(59,130,246,0.35); box-shadow: 0 16px 48px rgba(0,0,0,0.15); }
.proj-domain { font-family: var(--font-mono); font-size: 10px; color: var(--accent); letter-spacing: 2px; text-transform: uppercase; }
.project-card h3 { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--white); letter-spacing: -0.3px; line-height: 1.3; }
.project-card p { font-family: var(--font-body); font-size: 13.5px; color: var(--text-muted); line-height: 1.7; flex: 1; }
.project-card p strong { color: var(--accent3); font-weight: 600; }
.proj-tech { display: flex; flex-wrap: wrap; gap: 6px; }
.proj-tech span { padding: 3px 10px; background: rgba(59,130,246,0.08); border: 1px solid rgba(59,130,246,0.15); border-radius: 6px; font-family: var(--font-mono); font-size: 11px; color: var(--accent3); }
.proj-highlights { display: flex; flex-wrap: wrap; gap: 6px; }
.proj-highlights span { padding: 4px 10px; background: var(--bg3); border-radius: 6px; font-family: var(--font-body); font-size: 12px; color: var(--text-muted); }

/* ─── Education ──────────────────────────────── */
.edu-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; display: flex; align-items: center; gap: 24px; max-width: 620px; transition: border-color 0.2s; }
.edu-card:hover { border-color: rgba(59,130,246,0.3); }
.edu-icon { font-size: 38px; flex-shrink: 0; }
.edu-body h3 { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--white); margin-bottom: 6px; }
.edu-body h4 { font-family: var(--font-body); font-size: 14px; color: var(--accent3); font-weight: 400; margin-bottom: 4px; }
.edu-body p { font-family: var(--font-body); font-size: 13px; color: var(--text-dim); }
.edu-badge { margin-left: auto; padding: 5px 13px; background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); border-radius: 20px; font-family: var(--font-body); font-size: 12px; color: var(--accent3); white-space: nowrap; align-self: flex-start; }


/* ─── Contact ────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-lead { font-family: var(--font-body); font-size: 17px; color: var(--text); line-height: 1.75; margin-bottom: 14px; }
.contact-text p:last-of-type { font-family: var(--font-body); font-size: 14.5px; color: var(--text-muted); margin-bottom: 20px; }
.contact-text strong { color: var(--accent3); }
.contact-remote { display: flex; flex-wrap: wrap; gap: 8px; }
.cr-badge { padding: 6px 14px; background: rgba(59,130,246,0.08); border: 1px solid rgba(59,130,246,0.2); border-radius: 20px; font-family: var(--font-body); font-size: 12px; color: var(--accent3); font-weight: 500; }
.contact-items { display: flex; flex-direction: column; gap: 10px; }
.contact-item { display: flex; align-items: center; gap: 16px; padding: 16px 18px; background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-sm); text-decoration: none; transition: all 0.2s; }
a.contact-item:hover { border-color: rgba(59,130,246,0.3); transform: translateX(4px); }
.contact-item.info-only { cursor: default; }
.ci-icon { font-size: 18px; flex-shrink: 0; }
.ci-label { display: block; font-family: var(--font-mono); font-size: 10px; color: var(--text-dim); letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 2px; }
.ci-value { display: block; font-family: var(--font-body); font-size: 13.5px; color: var(--text); word-break: break-all; }

/* ─── Footer ─────────────────────────────────── */
.footer { padding: 36px 64px; border-top: 1px solid var(--border); text-align: center; }
.footer p { font-family: var(--font-body); font-size: 13.5px; color: var(--text-dim); }
.footer-sub { font-family: var(--font-mono); font-size: 12px; color: var(--text-dim); margin-top: 6px; letter-spacing: 0.5px; }

/* ─── Animations ─────────────────────────────── */
.fade-in-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in-up.visible { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════ */

@media (max-width: 1200px) {
  .hero-grid { grid-template-columns: 1fr 380px; gap: 50px; }
}

@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-image-wrap { width: 340px; height: 340px; margin: 0 auto 24px; order: -1; }
  .hero-photo { width: 170px; height: 170px; }
  .hero-image-ring { width: 260px; height: 260px; }
  .ring2 { width: 312px; height: 312px; }
  /* r=130px cards */
  .card1 { left: 50%; top: calc(50% - 130px); }
  .card2 { left: calc(50% + 113px); top: calc(50% + 65px); }
  .card3 { left: calc(50% - 113px); top: calc(50% + 65px); }
}

@media (max-width: 1000px) {
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.wide { grid-column: span 1; }
  .resume-grid { grid-template-columns: 1fr; }
  .arch-row { grid-template-columns: 130px 1fr; }
}

@media (max-width: 900px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .impact-strip { flex-direction: column; }
  .impact-item { border-right: none; border-bottom: 1px solid var(--border); }
  .impact-item:last-child { border-bottom: none; }
}

/* ─── Mobile ─────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); box-shadow: 8px 0 40px rgba(0,0,0,0.4); }
  .hamburger { display: flex; }
  .main { margin-left: 0; width: 100%; }

  .theme-toggle {
    top: 20px;
    left: 20px;
    right: auto;
  }

  .section { padding: 56px 20px; }
  .hero-section { padding: 80px 20px 52px; min-height: auto; }
  .section-header h2 { font-size: 30px; }
  .section-sub { font-size: 14px; }

  .hero-name { font-size: clamp(38px, 10vw, 54px); }
  .hero-sub { font-size: 16px; }
  .hero-tag { font-size: 10px; }

  .hero-stats { flex-wrap: wrap; gap: 0; }
  .stat { padding: 8px 14px; }
  .stat:first-child { padding-left: 14px; }
  .stat-num { font-size: 22px; }

  /* Hero image on mobile */
  .hero-image-wrap { width: 290px; height: 290px; margin: 32px auto 0; order: -1; }
  .hero-photo { width: 145px; height: 145px; }
  .hero-image-ring { width: 215px; height: 215px; }
  .ring2 { width: 265px; height: 265px; }
  /* r=108px */
  .card1 { left: 50%; top: calc(50% - 108px); }
  .card2 { left: calc(50% + 94px); top: calc(50% + 54px); }
  .card3 { left: calc(50% - 94px); top: calc(50% + 54px); }
  .float-card { font-size: 11px; padding: 7px 11px; }
  .fc-icon { font-size: 13px; }

  .hero-cta { flex-direction: column; gap: 10px; }
  .btn-primary, .btn-ghost { text-align: center; }

  .skills-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 24px; }
  .tl-dot { left: -22px; }
  .tl-content { padding: 18px; }
  .edu-card { flex-direction: column; gap: 14px; }
  .edu-badge { align-self: flex-start; margin-left: 0; }
  .arch-row { grid-template-columns: 1fr; }
  .arch-label { border-right: none; border-bottom: 1px solid var(--border); padding: 10px 16px; }
  .arch-value { padding: 10px 16px; }
  .footer { padding: 28px 20px; }
  .scroll-hint { display: none; }
}

@media (max-width: 420px) {
  .hero-image-wrap { width: 250px; height: 250px; }
  .hero-photo { width: 125px; height: 125px; }
  .hero-image-ring { width: 185px; height: 185px; }
  .ring2 { width: 230px; height: 230px; }
  /* r=90px */
  .card1 { left: 50%; top: calc(50% - 90px); }
  .card2 { left: calc(50% + 78px); top: calc(50% + 45px); }
  .card3 { left: calc(50% - 78px); top: calc(50% + 45px); }
  .float-card { font-size: 10px; padding: 6px 9px; gap: 5px; border-radius: 9px; }
}