/* ── Design tokens ── */
:root {
  --amber:   #C49A0C;
  --amber-l: #DFB520;
  --amber-d: #8A6A06;
  --bg:      #09090C;
  --surface: #0F0F14;
  --surface2:#16161E;
  --border:  rgba(255,255,255,0.08);
  --text:    #E8E4DC;
  --muted:   #6A7080;
  --nav-bg:  rgba(9,9,12,0.88);
  --ghost-hover-border: rgba(255,255,255,0.18);
  --ghost-hover-bg:     rgba(255,255,255,0.04);
}

[data-theme="light"] {
  --amber:   #B8860B;
  --amber-l: #D4A017;
  --amber-d: #7A5606;
  --bg:      #FAF7F0;
  --surface: #F2EDE3;
  --surface2:#E8E0D0;
  --border:  rgba(0,0,0,0.08);
  --text:    #1C1710;
  --muted:   #8A7E6A;
  --nav-bg:  rgba(250,247,240,0.85);
  --ghost-hover-border: rgba(0,0,0,0.18);
  --ghost-hover-bg:     rgba(0,0,0,0.04);
}

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

/* ── Theme transitions ── */
*, *::before, *::after {
  transition: background-color 0.25s ease, border-color 0.25s ease, color 0.2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Grain texture ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}

/* ── Background radial gradients ── */
.bg-glow {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(120px);
  z-index: 0;
}
.bg-glow-1 {
  width: 600px; height: 600px;
  top: -180px; right: -120px;
  background: radial-gradient(circle, rgba(184,134,11,0.12) 0%, transparent 70%);
}
.bg-glow-2 {
  width: 500px; height: 500px;
  bottom: 10%; left: -100px;
  background: radial-gradient(circle, rgba(212,160,23,0.08) 0%, transparent 70%);
}
.bg-glow-3 {
  width: 400px; height: 400px;
  top: 40%; left: 40%;
  background: radial-gradient(circle, rgba(184,134,11,0.05) 0%, transparent 70%);
}

/* ── Typography ── */
.font-display { font-family: 'DM Serif Display', serif; }
h1, h2, h3 { font-family: 'DM Serif Display', serif; letter-spacing: -0.03em; }

/* ── Layout ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ── Nav ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 64px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px) saturate(1.4);
  background: var(--nav-bg);
}
nav .inner {
  max-width: 1100px; margin: 0 auto;
  padding: 0 24px; height: 100%;
  display: flex; align-items: center; gap: 8px;
}
.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.25rem; color: var(--amber-l);
  text-decoration: none; letter-spacing: -0.02em; flex-shrink: 0;
}
.nav-center { display: flex; align-items: center; gap: 2px; flex: 1; margin-left: 20px; }
.nav-link {
  font-size: 0.875rem; font-weight: 500; color: var(--muted);
  text-decoration: none; padding: 6px 10px; border-radius: 6px;
  white-space: nowrap; transition: color 0.2s ease;
}
.nav-link:hover, .nav-link:focus-visible { color: var(--text); outline: none; }
.nav-right { display: flex; align-items: center; gap: 8px; margin-left: auto; flex-shrink: 0; }

/* ── Nav Dropdown ── */
.nav-item { position: relative; }
.nav-trigger {
  font-size: 0.875rem; font-weight: 500; color: var(--muted);
  background: none; border: none; cursor: pointer;
  padding: 6px 10px; border-radius: 6px;
  display: inline-flex; align-items: center; gap: 4px;
  font-family: 'Inter', sans-serif; transition: color 0.2s ease;
}
.nav-trigger:hover { color: var(--text); }
.nav-trigger .chevron { transition: transform 0.2s ease; }
.nav-item.open .nav-trigger { color: var(--text); }
.nav-item.open .nav-trigger .chevron { transform: rotate(180deg); }
.nav-dropdown {
  position: absolute;
  top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 8px; min-width: 240px;
  opacity: 0; visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 200; box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}
.nav-item.open .nav-dropdown {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-label {
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); padding: 6px 10px 4px;
}
.nav-dropdown a {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 10px; border-radius: 8px;
  font-size: 0.85rem; color: var(--text);
  text-decoration: none; transition: background 0.15s ease, color 0.15s ease;
}
.nav-dropdown a:hover { background: var(--surface2); color: var(--amber-l); }
.nav-dropdown-divider { height: 1px; background: var(--border); margin: 6px 2px; }

/* ── Hamburger ── */
.hamburger {
  display: none; width: 34px; height: 34px;
  border-radius: 7px; border: 1px solid var(--border);
  background: transparent; color: var(--text);
  cursor: pointer; align-items: center; justify-content: center;
  flex-shrink: 0; transition: background 0.15s ease;
}
.hamburger:hover { background: var(--surface); }
.hamburger .ham-top { transform-origin: center; transform: translateY(-7px); transition: transform 0.3s cubic-bezier(.5,.85,.25,1.1); }
.hamburger .ham-mid { transform-origin: center; transition: transform 0.3s cubic-bezier(.5,.85,.25,1.8); }
.hamburger .ham-bot { transform-origin: center; transform: translateY(7px); transition: transform 0.3s cubic-bezier(.5,.85,.25,1.1); }
.hamburger[aria-expanded="true"] .ham-top { transform: rotate(315deg); }
.hamburger[aria-expanded="true"] .ham-mid { transform: rotate(45deg); }
.hamburger[aria-expanded="true"] .ham-bot { transform: rotate(135deg); }

/* ── Mobile Menu ── */
.mobile-menu {
  display: none; position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--surface); border-bottom: 1px solid var(--border);
  padding: 8px 24px 20px; z-index: 99;
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
  max-height: calc(100vh - 64px); overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu-label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); padding: 14px 0 4px;
}
.mobile-menu-link {
  display: block; padding: 10px 0;
  font-size: 0.9375rem; font-weight: 500;
  color: var(--text); text-decoration: none;
  border-bottom: 1px solid var(--border); transition: color 0.2s ease;
}
.mobile-menu-link:last-child { border-bottom: none; }
.mobile-menu-link:hover { color: var(--amber-l); }
.mobile-menu-sub { padding-left: 12px; font-size: 0.875rem; color: var(--muted); }

/* ── Theme toggle button ── */
.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, transform 0.15s cubic-bezier(0.34,1.56,0.64,1);
}
.theme-toggle:hover { color: var(--amber-l); border-color: var(--amber-d); transform: scale(1.1); }
.theme-toggle:focus-visible { outline: 2px solid var(--amber-l); outline-offset: 3px; }

/* ── Hero ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}
#hero-shader {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.8s ease;
  z-index: 0;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 28px; height: 1px;
  background: var(--amber);
}
h1.hero-name {
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 1.0;
  color: var(--text);
  margin-bottom: 8px;
}
h1.hero-name em {
  font-style: italic;
  color: var(--amber-l);
}
.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  color: var(--muted);
  margin-top: 24px;
  max-width: 560px;
  font-weight: 300;
  line-height: 1.6;
}
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 48px;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--amber);
  color: #FAF7F0;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow:
    0 1px 2px rgba(0,0,0,0.15),
    0 4px 16px rgba(184,134,11,0.25),
    0 0 0 0 rgba(184,117,8,0);
  transition:
    transform 0.18s cubic-bezier(0.34,1.56,0.64,1),
    box-shadow 0.18s ease,
    background 0.18s ease;
}
.btn-primary:hover {
  background: var(--amber-l);
  transform: translateY(-2px);
  box-shadow:
    0 2px 4px rgba(0,0,0,0.15),
    0 8px 24px rgba(184,134,11,0.35);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:focus-visible { outline: 2px solid var(--amber-l); outline-offset: 3px; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 6px;
  text-decoration: none;
  border: 1px solid var(--border);
  cursor: pointer;
  transition:
    transform 0.18s cubic-bezier(0.34,1.56,0.64,1),
    border-color 0.18s ease,
    background 0.18s ease;
}
.btn-ghost:hover {
  border-color: var(--ghost-hover-border);
  background: var(--ghost-hover-bg);
  transform: translateY(-2px);
}
.btn-ghost:active { transform: translateY(0); }
.btn-ghost:focus-visible { outline: 2px solid var(--amber-l); outline-offset: 3px; }
.btn-sm { font-size: 0.8125rem; padding: 8px 18px; }

/* ── Sections (shared) ── */
section { padding: 100px 0; }
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 20px;
}
.section-body {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 580px;
  line-height: 1.75;
}
.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
}

/* ── About ── */
#about .grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.about-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.stat-card {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow:
    0 1px 3px rgba(0,0,0,0.3),
    inset 0 1px 0 rgba(255,255,255,0.05);
}
.stat-number {
  font-family: 'DM Serif Display', serif;
  font-size: 2.25rem;
  color: var(--amber-l);
  letter-spacing: -0.04em;
  line-height: 1;
}
.stat-label {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.4;
}

/* ── Skills ── */
#skills { background: var(--surface); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 56px;
}
.skill-card {
  padding: 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 2px 8px rgba(0,0,0,0.25),
    inset 0 1px 0 rgba(255,255,255,0.04);
  transition:
    transform 0.2s cubic-bezier(0.34,1.56,0.64,1),
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}
.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--amber-d), var(--amber-l), var(--amber-d));
  opacity: 0;
  transition: opacity 0.2s ease;
}
.skill-card:hover {
  transform: translateY(-4px);
  border-color: rgba(184,134,11,0.30);
  box-shadow:
    0 8px 24px rgba(0,0,0,0.10),
    0 0 0 1px rgba(184,134,11,0.15);
}
.skill-card:hover::before { opacity: 1; }
.skill-icon {
  font-size: 1.75rem;
  margin-bottom: 16px;
  display: block;
}
.skill-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
}
.skill-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}
.tag {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: 100px;
  background: rgba(200,134,10,0.1);
  border: 1px solid rgba(200,134,10,0.2);
  color: var(--amber-l);
  letter-spacing: 0.02em;
}

/* ── Projects ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 56px;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow:
    0 2px 8px rgba(0,0,0,0.25),
    inset 0 1px 0 rgba(255,255,255,0.04);
  transition:
    transform 0.22s cubic-bezier(0.34,1.56,0.64,1),
    box-shadow 0.22s ease;
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 16px 40px rgba(0,0,0,0.10),
    0 0 0 1px rgba(184,134,11,0.18);
}
.project-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: center top;
  display: block;
  background: var(--surface2);
  border-radius: 14px 14px 0 0;
}
.project-img-placeholder {
  width: 100%; height: 200px;
  background: linear-gradient(135deg, var(--surface2) 0%, #1E1E2A 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--amber-d);
  border-bottom: 1px solid var(--border);
}
.project-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.project-type {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 10px;
}
.project-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.3rem;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.project-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
  flex: 1;
}
.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.project-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--amber);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.18s ease, color 0.18s ease;
}
.project-link:hover { color: var(--amber-l); gap: 10px; }
.project-link:focus-visible { outline: 2px solid var(--amber-l); outline-offset: 2px; border-radius: 2px; }

/* ── Process ── */
#process { background: var(--surface); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0;
  margin-top: 56px;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.process-step {
  padding: 36px 28px;
  border-right: 1px solid var(--border);
  position: relative;
  transition: background 0.22s ease;
}
.process-step:last-child { border-right: none; }
.process-step:hover { background: rgba(184,134,11,0.06); }
.step-num {
  font-family: 'DM Serif Display', serif;
  font-size: 3rem;
  color: rgba(200,134,10,0.15);
  line-height: 1;
  margin-bottom: 16px;
  transition: opacity 0.22s ease, transform 0.22s cubic-bezier(0.34,1.56,0.64,1);
}
.process-step:hover .step-num { opacity: 0.6; transform: scale(1.08); }
.step-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
}
.step-desc {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Contact ── */
#contact { text-align: center; position: relative; overflow: hidden; }
#contact .section-title { margin-bottom: 12px; }
#contact .section-body { margin: 0 auto 40px; }

.contact-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}
.contact-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  box-shadow: 0 1px 4px rgba(0,0,0,0.2), inset 0 1px 0 rgba(255,255,255,0.04);
  transition:
    transform 0.18s cubic-bezier(0.34,1.56,0.64,1),
    border-color 0.18s ease,
    background 0.18s ease;
}
.contact-chip:hover {
  transform: translateY(-3px);
  border-color: rgba(184,134,11,0.30);
  background: rgba(184,134,11,0.06);
}
.contact-chip:focus-visible { outline: 2px solid var(--amber-l); outline-offset: 3px; }

/* ── Phone CTA ── */
#phone-cta {
  padding: 48px 0 40px;
  border-top: 1px solid var(--border);
  overflow: hidden;
}
.phone-label {
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.phone-label::before { content: ''; display: block; width: 16px; height: 1px; background: var(--muted); }
.text-disperse-wrap {
  display: flex;
  justify-content: space-between;
  cursor: pointer;
  font-size: clamp(1.6rem, 3.5vw, 3.2rem);
  font-family: 'DM Serif Display', serif;
  color: var(--muted);
  user-select: none;
  line-height: 1;
  transition: color 0.3s ease;
}
.text-disperse-wrap:hover { color: var(--amber-l); }
.text-disperse-wrap span {
  display: inline-block;
  transition: transform 0.75s cubic-bezier(0.33, 1, 0.68, 1);
}

/* ── Footer ── */
footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-copy { font-size: 0.8125rem; color: var(--muted); }
.footer-pill {
  display: flex;
  align-items: center;
  border: 1px dotted var(--border);
  border-radius: 100px;
  padding: 4px 6px;
  gap: 2px;
}
.footer-icon {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 100px;
  color: var(--muted); text-decoration: none;
  background: none; border: none; cursor: pointer;
  transition: color 0.2s ease, background 0.15s ease;
  flex-shrink: 0;
}
.footer-icon:hover { color: var(--text); background: var(--surface2); }
.footer-icon:focus-visible { outline: 2px solid var(--amber-l); outline-offset: 2px; }
.footer-sep { width: 1px; height: 14px; background: var(--border); margin: 0 2px; flex-shrink: 0; }
.footer-top:hover { color: var(--amber-l); }

/* ── Cursor glow ── */
#cursor-glow {
  position: fixed;
  width: 480px; height: 480px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 2;
  background: radial-gradient(circle, rgba(212,160,23,0.18) 0%, transparent 65%);
  filter: blur(50px);
  top: 0; left: 0;
  transform: translate(-50%, -50%);
  will-change: transform;
}

/* ── Scroll animations ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Keyframe animations ── */
@keyframes nav-drop {
  from { opacity: 0; transform: translateY(-100%); }
  to   { opacity: 1; transform: translateY(0); }
}
nav { animation: nav-drop 0.7s cubic-bezier(0.34,1.56,0.64,1) both; }

@keyframes hero-rise {
  from { opacity: 0; transform: translateY(36px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow { opacity: 0; animation: hero-rise 0.7s cubic-bezier(0.34,1.56,0.64,1) 0.25s forwards; }
h1.hero-name  { opacity: 0; animation: hero-rise 0.85s cubic-bezier(0.34,1.56,0.64,1) 0.42s forwards; }
.hero-sub     { opacity: 0; animation: hero-rise 0.7s cubic-bezier(0.34,1.56,0.64,1) 0.62s forwards; }
.hero-cta-row { opacity: 0; animation: hero-rise 0.7s cubic-bezier(0.34,1.56,0.64,1) 0.80s forwards; }

@keyframes glow-drift-1 {
  0%,100% { transform: translate(0, 0) scale(1); }
  33%     { transform: translate(-30px, 22px) scale(1.06); }
  66%     { transform: translate(18px, -18px) scale(0.97); }
}
@keyframes glow-drift-2 {
  0%,100% { transform: translate(0, 0) scale(1); }
  40%     { transform: translate(28px, -32px) scale(1.09); }
  75%     { transform: translate(-20px, 18px) scale(0.95); }
}
@keyframes glow-drift-3 {
  0%,100% { transform: translate(0, 0); }
  50%     { transform: translate(32px, 28px); }
}
.bg-glow-1 { animation: glow-drift-1 20s ease-in-out infinite; }
.bg-glow-2 { animation: glow-drift-2 26s ease-in-out infinite; }
.bg-glow-3 { animation: glow-drift-3 16s ease-in-out infinite; }

@keyframes icon-bob {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-10px); }
}
.float-emoji {
  display: inline-block;
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
.project-card:hover .float-emoji { animation: icon-bob 1.4s ease-in-out infinite; }

/* ── Skill icon + tag hover ── */
.skill-icon {
  display: inline-block;
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
}
.skill-card:hover .skill-icon { transform: translateY(-7px) scale(1.18); }
.skill-card .tag {
  transition: opacity 0.2s ease, transform 0.25s cubic-bezier(0.34,1.56,0.64,1);
  opacity: 0.65;
}
.skill-card:hover .tag { opacity: 1; transform: translateY(-2px); }

/* ── Divider draw animation ── */
.divider {
  transform-origin: left center;
  transform: scaleX(0);
  transition: transform 0.9s cubic-bezier(0.4,0,0.2,1);
}
.divider.visible { transform: scaleX(1); }

/* ── Contact chip entrance ── */
@keyframes chip-in {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.contact-chip {
  opacity: 0;
  animation: chip-in 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
.contact-chip:nth-child(1) { animation-delay: 0.1s; }
.contact-chip:nth-child(2) { animation-delay: 0.22s; }
.contact-chip:nth-child(3) { animation-delay: 0.34s; }
#contact:not(.contact-visible) .contact-chip { animation-play-state: paused; }
#contact.contact-visible .contact-chip { animation-play-state: running; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-center { display: none; }
  .hamburger { display: flex; }
  .nav-right .btn-primary { display: none; }
  #about .grid { grid-template-columns: 1fr; gap: 40px; }
  .about-stat-row { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .process-step { border-bottom: 1px solid var(--border); }
  .process-step:nth-child(even) { border-right: none; }
}
@media (max-width: 480px) {
  .about-stat-row { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .process-step { border-right: none; }
}