/* ============================================================
   PRATHAM PINGLE — EYE-CATCHING LIGHT PORTFOLIO
   Light Blue + White + Gradients + Glass + Animations
   ============================================================ */

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

:root {
  --bg:          #f0f4ff;
  --bg-alt:      #e8eefb;
  --surface:     rgba(255,255,255,0.75);
  --surface-solid: #ffffff;
  --glass:       rgba(255,255,255,0.45);
  --glass-border: rgba(255,255,255,0.65);
  --border:      rgba(100,140,230,0.15);
  --border-hover: rgba(59,130,246,0.35);
  --text:        #0f172a;
  --text-mid:    #334155;
  --text-muted:  #64748b;
  --text-dim:    #94a3b8;
  --accent:      #3b82f6;
  --accent-dark: #2563eb;
  --accent-light:#93c5fd;
  --purple:      #8b5cf6;
  --pink:        #ec4899;
  --teal:        #14b8a6;
  --grad-hero:   linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #ec4899 100%);
  --grad-text:   linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
  --grad-card:   linear-gradient(135deg, rgba(59,130,246,0.06), rgba(139,92,246,0.06));
  --glass-blur:  blur(20px);
  --font:        'Inter', sans-serif;
  --mono:        'Space Mono', monospace;
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --bounce:      cubic-bezier(0.34, 1.56, 0.64, 1);
  --radius:      16px;
  --radius-lg:   24px;
  --shadow-sm:   0 2px 8px rgba(59,130,246,0.08);
  --shadow-md:   0 8px 32px rgba(59,130,246,0.12);
  --shadow-lg:   0 16px 48px rgba(59,130,246,0.16);
  --shadow-glow: 0 0 40px rgba(59,130,246,0.25);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  cursor: none;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #fff; }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--accent-light); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── SCROLL PROGRESS ─────────────────────────────────────── */
.scroll-progress {
  position: fixed; top: 0; left: 0; width: 0%; height: 4px;
  background: var(--grad-hero);
  z-index: 999999;
  transition: width 0.1s ease-out;
  box-shadow: 0 0 10px rgba(59,130,246,0.5);
}

/* ── CURSOR ──────────────────────────────────────────────── */
.cursor-dot {
  position: fixed; z-index: 99999;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent);
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: width 0.25s var(--bounce), height 0.25s var(--bounce), background 0.2s;
}
.cursor-dot.enlarged {
  width: 40px; height: 40px;
  background: rgba(59,130,246,0.12);
  border: 2px solid var(--accent);
}

/* ── NAV ─────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; inset-inline: 0; z-index: 100;
  padding: 0 clamp(20px, 4vw, 48px);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all 0.4s var(--ease);
}
.nav.scrolled {
  background: rgba(240,244,255,0.78);
  backdrop-filter: var(--glass-blur);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; gap: 36px; height: 70px;
}
.nav-brand {
  font-family: var(--mono); font-size: 1.1rem; font-weight: 700;
  color: var(--text); text-decoration: none; letter-spacing: -0.02em;
}
.dot-accent { color: var(--accent); }
.nav-list { list-style: none; display: flex; gap: 2px; flex: 1; }
.nav-list a {
  padding: 8px 16px; color: var(--text-muted); font-size: 0.875rem;
  text-decoration: none; border-radius: 10px; font-weight: 500;
  transition: all 0.2s var(--ease); position: relative;
}
.nav-list a:hover { color: var(--accent); background: rgba(59,130,246,0.08); }
.nav-list a.active { color: var(--accent); font-weight: 600; }
.nav-right { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.btn-hire {
  padding: 9px 22px; border-radius: 10px;
  background: var(--grad-hero); color: #fff;
  font-size: 0.85rem; font-weight: 600; text-decoration: none;
  box-shadow: 0 4px 16px rgba(59,130,246,0.3);
  transition: transform 0.2s var(--bounce), box-shadow 0.2s;
}
.btn-hire:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 8px 24px rgba(59,130,246,0.35); }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: none; padding: 8px;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
  background: linear-gradient(180deg, #dbeafe 0%, #eff6ff 40%, #f0f4ff 100%);
}
#canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.4; pointer-events: none; }

/* Animated gradient blobs */
.hero-blobs {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0;
}
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: 0.5;
  animation: blobFloat 8s ease-in-out infinite alternate;
}
.blob-1 {
  width: 500px; height: 500px; top: -10%; right: -5%;
  background: linear-gradient(135deg, #93c5fd, #c4b5fd);
}
.blob-2 {
  width: 400px; height: 400px; bottom: -5%; left: -8%;
  background: linear-gradient(135deg, #fbcfe8, #93c5fd);
  animation-delay: 3s; animation-duration: 10s;
}
.blob-3 {
  width: 300px; height: 300px; top: 30%; left: 40%;
  background: linear-gradient(135deg, #99f6e4, #93c5fd);
  animation-delay: 5s; animation-duration: 12s;
}
@keyframes blobFloat {
  0% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
  100% { transform: translate(10px, -10px) scale(1.02); }
}

.hero-inner {
  position: relative; z-index: 2;
  max-width: 1160px; margin: 0 auto;
  padding: 130px clamp(20px,4vw,48px) 80px;
  width: 100%;
}
@keyframes heroLoad {
  0% { opacity: 0; transform: translateY(30px); }
  100% { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent-dark); font-family: var(--mono);
  margin-bottom: 28px; padding: 6px 16px;
  background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 100px;
  backdrop-filter: var(--glass-blur);
  animation: heroLoad 1s var(--bounce) 0s both;
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34,197,94,0.5);
  animation: pulse-green 2s ease-in-out infinite;
}
@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,0.5); }
  50% { box-shadow: 0 0 0 8px rgba(34,197,94,0); }
}

.hero-name {
  font-size: clamp(3.8rem, 11vw, 8rem);
  font-weight: 800; line-height: 0.95; letter-spacing: -0.045em;
  color: var(--text); margin-bottom: 20px;
  animation: heroLoad 1s var(--bounce) 0.1s both;
}
.name-accent {
  background: var(--grad-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-role {
  font-family: var(--mono); font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-muted); margin-bottom: 14px;
  display: flex; align-items: center; gap: 6px;
  animation: heroLoad 1s var(--bounce) 0.2s both;
}
.typewriter { color: var(--accent-dark); font-weight: 700; }
.type-cursor { color: var(--accent); animation: blink 0.7s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1}50%{opacity:0} }
.hero-sub { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 36px; line-height: 1.7; animation: heroLoad 1s var(--bounce) 0.25s both; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; animation: heroLoad 1s var(--bounce) 0.3s both; }
.btn-primary {
  padding: 14px 32px; border-radius: 14px;
  background: var(--grad-hero); color: #fff;
  font-weight: 700; font-size: 0.92rem; text-decoration: none;
  box-shadow: 0 6px 20px rgba(59,130,246,0.3);
  transition: transform 0.25s var(--bounce), box-shadow 0.25s;
  position: relative; overflow: hidden;
}
.btn-primary::after {
  content:''; position:absolute; inset:0;
  background: linear-gradient(135deg, rgba(255,255,255,0.25), transparent);
  opacity:0; transition: opacity 0.3s;
}
.btn-primary:hover { transform: translateY(-3px) scale(1.04); box-shadow: 0 12px 32px rgba(59,130,246,0.35); }
.btn-primary:hover::after { opacity:1; }
.btn-outline {
  padding: 14px 32px; border-radius: 14px;
  background: var(--glass); color: var(--text);
  border: 1.5px solid var(--border-hover);
  backdrop-filter: var(--glass-blur);
  font-weight: 700; font-size: 0.92rem; text-decoration: none;
  transition: all 0.25s var(--bounce);
}
.btn-outline:hover { background: rgba(59,130,246,0.1); border-color: var(--accent); transform: translateY(-3px); }

.hero-links { display: flex; gap: 16px; flex-wrap: wrap; animation: heroLoad 1s var(--bounce) 0.4s both; }
.social-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.85rem; font-weight: 500; color: var(--text-mid); text-decoration: none;
  padding: 8px 16px; border-radius: 10px;
  background: var(--glass); border: 1px solid rgba(255,255,255,0.6);
  backdrop-filter: var(--glass-blur);
  transition: all 0.2s var(--ease);
  box-shadow: var(--shadow-sm);
}
.social-link svg { width: 15px; height: 15px; }
.social-link:hover {
  color: var(--accent); border-color: var(--border-hover);
  transform: translateY(-2px); box-shadow: var(--shadow-md);
}

/* ── SECTIONS ────────────────────────────────────────────── */
.section { padding: 110px 0; position: relative; }
.section-alt { background: var(--bg-alt); }
.container { max-width: 1160px; margin: 0 auto; padding: 0 clamp(20px,4vw,48px); }

.section-tag {
  display: inline-block;
  font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent-dark); margin-bottom: 18px;
  padding: 5px 14px; border-radius: 100px;
  background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.18);
}
.section-heading {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800; letter-spacing: -0.03em;
  color: var(--text); line-height: 1.15; margin-bottom: 48px;
}
.section-heading em {
  font-style: normal;
  background: var(--grad-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.reveal-text span {
  display: inline-block; opacity: 0; transform: translateY(20px);
  transition: opacity 0.6s var(--bounce), transform 0.6s var(--bounce);
}
.reveal-text.visible span { opacity: 1; transform: translateY(0); }

/* ── ABOUT ───────────────────────────────────────────────── */
.about-single { max-width: 700px; }
.about-single p { color: var(--text-mid); line-height: 1.9; font-size: 1rem; margin-bottom: 16px; }
.about-single strong { color: var(--text); font-weight: 700; }
.about-chips { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 28px; }
.about-chips span {
  padding: 8px 18px; border-radius: 100px; font-size: 0.82rem; font-weight: 500;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-mid); box-shadow: var(--shadow-sm);
  transition: all 0.2s var(--ease);
}
.about-chips span:hover {
  border-color: var(--border-hover); transform: translateY(-2px);
  box-shadow: var(--shadow-md); color: var(--accent);
}

/* ── SKILLS ──────────────────────────────────────────────── */
.skills-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
.skill-group {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s var(--ease);
}
.skill-group:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.skill-group h3 {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-dim); font-family: var(--mono); margin-bottom: 20px;
  display: flex; align-items: center; gap: 8px;
}
.skill-group h3::before {
  content: ''; width: 18px; height: 3px; border-radius: 2px;
  background: var(--grad-hero);
}
.skill-bars { display: flex; flex-direction: column; gap: 16px; }
.skill-bar-item { display: flex; flex-direction: column; gap: 7px; }
.skill-bar-label { display: flex; justify-content: space-between; font-size: 0.88rem; color: var(--text-mid); font-weight: 500; }
.skill-bar-label span:last-child { font-family: var(--mono); font-size: 0.78rem; color: var(--accent); font-weight: 700; }
.skill-bar-track {
  height: 5px; background: rgba(59,130,246,0.08); border-radius: 3px; overflow: hidden;
}
.skill-bar-fill {
  height: 100%; width: 0; border-radius: 3px;
  background: var(--grad-hero);
  transition: width 1s var(--ease);
  box-shadow: 0 0 8px rgba(59,130,246,0.3);
}

.pill-list { display: flex; flex-wrap: wrap; gap: 8px; }
.pill-list span {
  padding: 8px 16px; border-radius: 100px; font-size: 0.82rem; font-weight: 500;
  background: var(--surface-solid); border: 1px solid var(--border);
  color: var(--text-mid);
  transition: all 0.2s var(--ease);
  box-shadow: var(--shadow-sm);
}
.pill-list span:hover {
  border-color: var(--accent); color: var(--accent);
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 6px 20px rgba(59,130,246,0.15);
}

/* ── PROJECTS ────────────────────────────────────────────── */
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.35s var(--ease), box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
  position: relative; overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
}
.project-card.tilt-active {
  transition: border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.project-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--grad-hero); opacity: 0;
  transition: opacity 0.3s;
}
.project-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg);
}
.project-card:hover::before { opacity: 1; }
.project-top {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 20px;
}
.project-type {
  font-size: 0.72rem; font-family: var(--mono); letter-spacing: 0.06em;
  color: #fff; padding: 5px 14px;
  background: var(--grad-hero);
  border-radius: 100px; font-weight: 600;
  box-shadow: 0 2px 8px rgba(59,130,246,0.2);
}
.project-year { font-family: var(--mono); font-size: 0.75rem; color: var(--text-dim); }
.project-card h3 {
  font-size: 1.7rem; font-weight: 800; letter-spacing: -0.03em;
  color: var(--text); margin-bottom: 4px;
}
.project-sub { font-family: var(--mono); font-size: 0.78rem; color: var(--text-dim); margin-bottom: 16px; display: block; }
.project-desc { font-size: 0.92rem; color: var(--text-mid); line-height: 1.8; margin-bottom: 20px; }
.project-features {
  list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px;
}
.project-features li {
  font-size: 0.86rem; color: var(--text-mid); padding-left: 22px; position: relative;
  line-height: 1.5;
}
.project-features li::before {
  content: '✦'; position: absolute; left: 0;
  background: var(--grad-text); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  font-size: 0.7rem;
}
.project-tech { display: flex; flex-wrap: wrap; gap: 8px; }
.project-tech span {
  padding: 5px 12px; font-size: 0.75rem; font-family: var(--mono);
  background: rgba(59,130,246,0.06); border: 1px solid var(--border);
  border-radius: 100px; color: var(--accent);
  font-weight: 600;
  transition: all 0.2s;
}
.project-tech span:hover {
  background: var(--accent); color: #fff; border-color: var(--accent);
}

/* ── TIMELINE ────────────────────────────────────────────── */
.timeline { margin-bottom: 72px; }
.tl-item {
  display: grid; grid-template-columns: 180px 28px 1fr;
  gap: 0 24px;
}
.tl-left { padding: 24px 0; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.tl-date { font-family: var(--mono); font-size: 0.75rem; color: var(--text-dim); }
.tl-badge {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; padding: 4px 12px; border-radius: 100px;
}
.badge-work { background: rgba(59,130,246,0.1); color: var(--accent); border: 1px solid rgba(59,130,246,0.25); }
.badge-edu  { background: rgba(139,92,246,0.1);  color: var(--purple);  border: 1px solid rgba(139,92,246,0.25); }
.badge-vol  { background: rgba(20,184,166,0.1);   color: var(--teal);    border: 1px solid rgba(20,184,166,0.25); }
.tl-line {
  display: flex; flex-direction: column; align-items: center; padding: 24px 0;
}
.tl-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--grad-hero); flex-shrink: 0;
  box-shadow: 0 0 0 4px rgba(59,130,246,0.15), var(--shadow-glow);
}
.tl-line::after {
  content: ''; flex: 1; width: 2px;
  background: linear-gradient(180deg, var(--accent-light), transparent);
  margin-top: 10px;
}
.tl-item:last-child .tl-line::after { display: none; }
.tl-right {
  padding: 24px 0 44px;
}
.tl-right h3 { font-size: 1.08rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.tl-org { font-size: 0.82rem; color: var(--text-dim); font-family: var(--mono); margin-bottom: 14px; }
.tl-right ul { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.tl-right li {
  font-size: 0.88rem; color: var(--text-mid);
  padding-left: 16px; position: relative; line-height: 1.6;
}
.tl-right li::before { content: '→'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

/* Certs */
.certs-heading {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--text-dim); font-family: var(--mono); margin-bottom: 20px;
}
.certs-row { display: flex; gap: 16px; flex-wrap: wrap; }
.cert-item {
  display: flex; align-items: center; gap: 18px;
  flex: 1; min-width: 260px; padding: 22px 26px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
  transform-style: preserve-3d;
  will-change: transform;
}
.cert-item.tilt-active {
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.cert-item:hover { border-color: var(--border-hover); box-shadow: var(--shadow-md); }
.cert-icon { font-size: 1.8rem; }
.cert-name { font-size: 0.92rem; font-weight: 700; color: var(--text); margin-bottom: 2px; }
.cert-sub { font-size: 0.78rem; color: var(--text-dim); }

/* ── CONTACT ─────────────────────────────────────────────── */
.contact-sub { color: var(--text-mid); font-size: 1rem; max-width: 580px; margin-bottom: 56px; line-height: 1.8; }
.contact-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: start; }

.contact-links { display: flex; flex-direction: column; gap: 14px; }
.contact-link-item {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 22px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  text-decoration: none; backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
  transition: all 0.25s var(--ease);
}
.contact-link-item:hover {
  border-color: var(--border-hover); transform: translateX(6px);
  box-shadow: var(--shadow-md);
}
.cli-icon {
  width: 42px; height: 42px; border-radius: 12px;
  background: var(--grad-hero);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(59,130,246,0.2);
}
.cli-icon svg { width: 18px; height: 18px; fill: #fff; }
.cli-label { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-dim); font-family: var(--mono); margin-bottom: 2px; }
.cli-value { font-size: 0.88rem; color: var(--text); font-weight: 600; }
.cli-arrow { width: 16px; height: 16px; color: var(--text-dim); margin-left: auto; flex-shrink: 0; stroke: currentColor; transition: transform 0.2s; }
.contact-link-item:hover .cli-arrow { transform: translate(3px, -3px); color: var(--accent); }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-dim); font-family: var(--mono); font-weight: 600; }
.form-field input,
.form-field textarea {
  background: var(--surface-solid); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 14px 18px;
  color: var(--text); font-family: var(--font); font-size: 0.92rem;
  outline: none; resize: none; width: 100%;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-dim); }
.form-field input:focus, .form-field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12), var(--shadow-sm);
}
.btn-submit {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 32px; border-radius: 14px;
  background: var(--grad-hero); color: #fff;
  font-family: var(--font); font-weight: 700; font-size: 0.92rem;
  border: none; cursor: none;
  box-shadow: 0 6px 20px rgba(59,130,246,0.3);
  transition: transform 0.25s var(--bounce), box-shadow 0.25s;
}
.btn-submit:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(59,130,246,0.35); }
.btn-submit:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn-submit svg { width: 18px; height: 18px; }
.form-note { font-size: 0.85rem; line-height: 1.5; font-weight: 500; }
.form-note.success { color: #16a34a; }
.form-note.error { color: #dc2626; }

/* ── FOOTER ──────────────────────────────────────────────── */
.footer {
  background: linear-gradient(180deg, var(--bg-alt), #dde6f8);
  border-top: 1px solid var(--border);
  padding: 36px clamp(20px,4vw,48px);
}
.footer-inner {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-name { font-family: var(--mono); font-weight: 700; color: var(--text); font-size: 0.92rem; }
.footer-copy { color: var(--text-dim); font-size: 0.82rem; margin-left: auto; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--text-muted); font-size: 0.82rem; text-decoration: none; font-weight: 500; transition: color 0.2s; }
.footer-links a:hover { color: var(--accent); }

/* ── ANIMATIONS ──────────────────────────────────────────── */
.fade-up { opacity: 0; transform: translateY(40px) scale(0.98); transition: opacity 0.8s var(--bounce), transform 0.8s var(--bounce); }
.fade-up.visible { opacity: 1; transform: translateY(0) scale(1); }

/* Staggered children */
.stagger-1 { transition-delay: 0.05s; }
.stagger-2 { transition-delay: 0.1s; }
.stagger-3 { transition-delay: 0.15s; }
.stagger-4 { transition-delay: 0.2s; }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .skill-tags-group { grid-column: span 2; }
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }
  .tl-item { grid-template-columns: 140px 24px 1fr; }
}
@media (max-width: 768px) {
  .nav { padding: 0 20px; }
  .nav-list { display: none; position: absolute; top: 70px; left: 0; right: 0; background: rgba(240,244,255,0.97); backdrop-filter: var(--glass-blur); flex-direction: column; padding: 16px 24px 24px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); }
  .nav-list.open { display: flex; }
  .hamburger { display: flex; }
  .hero-inner, .container { padding-inline: 20px; }
  .projects-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .skill-tags-group { grid-column: auto; }
  .form-row { grid-template-columns: 1fr; }
  .tl-item { grid-template-columns: 24px 1fr; }
  .tl-left { display: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-copy { margin-left: 0; }
}
@media (max-width: 480px) {
  .hero-name { font-size: clamp(2.8rem, 14vw, 4rem); }
  .hero-actions { flex-direction: column; }
  .hero-links { flex-direction: column; }
  .social-link { width: 100%; justify-content: center; }
}