/* ================================================================
   VICTOR SAMSON PORTFOLIO — style.css
   Theme: Obsidian & Champagne Gold  |  Day / Night
   Responsive: 375 · 480 · 600 · 768 · 900 · 1024 · 1280 · 1440+
================================================================ */

/* ----------------------------------------------------------------
   1. DARK (NIGHT) THEME — default
---------------------------------------------------------------- */
:root,
[data-theme="dark"] {
  --clr-bg:          #080a0f;
  --clr-bg-card:     #0d1118;
  --clr-bg-card2:    #111520;
  --clr-accent:      #c9a84c;
  --clr-accent2:     #e8c97a;
  --clr-accent3:     #7c5a1e;
  --clr-accent-glow: rgba(201,168,76,.13);
  --clr-text:        #e8e0d0;
  --clr-muted:       #c0b09e;
  --clr-border:      rgba(201,168,76,.22);
  --clr-border2:     rgba(201,168,76,.10);
  --clr-white:       #f5f0e8;
  --clr-toggle-bg:   rgba(201,168,76,.07);
  --clr-nav-bg:      rgba(8,10,15,.94);
  --clr-form-bg:     rgba(201,168,76,.05);
  --clr-hero-line:   rgba(201,168,76,.03);
  --clr-ambient1:    rgba(201,168,76,.06);
  --clr-ambient2:    rgba(124,90,30,.05);
  --shadow-card:     0 24px 70px rgba(0,0,0,.7);
}

/* ----------------------------------------------------------------
   2. LIGHT (DAY) THEME
---------------------------------------------------------------- */
[data-theme="light"] {
  --clr-bg:          #faf7f2;
  --clr-bg-card:     #ffffff;
  --clr-bg-card2:    #f4efe6;
  --clr-accent:      #a0741a;
  --clr-accent2:     #c9a84c;
  --clr-accent3:     #d4a843;
  --clr-accent-glow: rgba(160,116,26,.12);
  --clr-text:        #1a1610;
  --clr-muted:       #4a3c28;
  --clr-border:      rgba(160,116,26,.28);
  --clr-border2:     rgba(160,116,26,.15);
  --clr-white:       #1a1610;
  --clr-toggle-bg:   rgba(160,116,26,.07);
  --clr-nav-bg:      rgba(250,247,242,.96);
  --clr-form-bg:     rgba(160,116,26,.05);
  --clr-hero-line:   rgba(160,116,26,.05);
  --clr-ambient1:    rgba(201,168,76,.08);
  --clr-ambient2:    rgba(180,140,60,.06);
  --shadow-card:     0 16px 50px rgba(100,80,40,.14);
}

/* ----------------------------------------------------------------
   3. TOKENS & FONTS
---------------------------------------------------------------- */
:root {
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-sub:     'Josefin Sans', Arial, sans-serif;
  --font-body:    'Libre Baskerville', Georgia, serif;
  --container:    1180px;
  --ease:         cubic-bezier(.4,0,.2,1);
  --dur:          .35s;
  --space-xl:     8rem;
}

/* ----------------------------------------------------------------
   4. RESET & BASE
---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background-color: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-weight: 700;
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color .4s var(--ease), color .4s var(--ease);
}
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-accent3); border-radius: 4px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
main { overflow-x: hidden; }

/* Theme transition — all surfaces animate when toggling day/night */
.skill-card, .project-card, .timeline-card, .contact-form,
.mobile-nav, .theme-toggle-btn, .navbar {
  transition-property: background, background-color, border-color, color, box-shadow;
  transition-duration: .4s;
  transition-timing-function: var(--ease);
}
button { cursor: pointer; border: none; background: none; font-family: inherit; touch-action: manipulation; }
a, button, [role="button"] { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
ul, ol { list-style: none; }

body::before {
  content: '';
  position: fixed; inset: 0;
  background-image:
    radial-gradient(ellipse 70% 55% at 15% 0%, var(--clr-ambient1) 0%, transparent 65%),
    radial-gradient(ellipse 60% 50% at 85% 100%, var(--clr-ambient2) 0%, transparent 65%);
  pointer-events: none; z-index: 0;
  transition: background-image .4s;
}

/* ----------------------------------------------------------------
   5. PRELOADER
---------------------------------------------------------------- */
.preloader { position: fixed; inset: 0; background: var(--clr-bg); display: flex; align-items: center; justify-content: center; z-index: 9999; }
.preloader__ring { width: 44px; height: 44px; border: 2px solid var(--clr-border); border-top-color: var(--clr-accent); border-radius: 50%; animation: spin .9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ----------------------------------------------------------------
   6. LAYOUT UTILITIES
---------------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 2rem; }
.section { padding: var(--space-xl) 0; position: relative; z-index: 1; }

.section-label {
  display: inline-flex; align-items: center; gap: .8rem;
  font-family: var(--font-sub); font-size: .65rem; font-weight: 700;
  letter-spacing: .35em; text-transform: uppercase;
  color: var(--clr-accent); margin-bottom: 1rem;
}
.section-label::before { content: ''; width: 36px; height: 1px; background: linear-gradient(90deg, var(--clr-accent), transparent); display: block; }
.section-label::after  { content: ''; width: 36px; height: 1px; background: linear-gradient(90deg, transparent, var(--clr-accent)); display: block; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 700; color: var(--clr-white);
  line-height: 1.1; margin-bottom: 1rem; letter-spacing: -.01em;
}
.section-title span { color: var(--clr-accent); font-style: italic; }
.section-intro-text {
  color: var(--clr-muted); font-size: .9rem; font-weight: 700;
  line-height: 1.85; margin-top: .5rem;
}

.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .85rem 2.2rem; border-radius: 0;
  font-family: var(--font-sub); font-size: .72rem; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  transition: all var(--dur) var(--ease); white-space: nowrap;
  border: none; cursor: pointer;
}
.btn-primary { background: var(--clr-accent); color: #080a0f; box-shadow: 0 4px 28px var(--clr-accent-glow); }
.btn-primary:hover { background: var(--clr-accent2); transform: translateY(-2px); box-shadow: 0 6px 40px rgba(201,168,76,.35); }
.btn-outline { border: 1px solid var(--clr-accent) !important; color: var(--clr-accent); background: transparent; }
.btn-outline:hover { background: var(--clr-accent-glow); transform: translateY(-2px); }
.btn-ghost { border: 1px solid var(--clr-border) !important; color: var(--clr-muted); padding: .55rem 1.1rem; font-size: .68rem; letter-spacing: .15em; }
.btn-ghost:hover { border-color: var(--clr-accent) !important; color: var(--clr-accent); }

.reveal { opacity: 0; transform: translateY(36px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

/* ----------------------------------------------------------------
   7. THEME TOGGLE BUTTON
---------------------------------------------------------------- */
.theme-toggle-btn {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .42rem .95rem;
  border: 1px solid var(--clr-border) !important;
  border-radius: 2px;
  background: var(--clr-toggle-bg);
  color: var(--clr-muted);
  font-family: var(--font-sub); font-size: .62rem; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  cursor: pointer;
  transition: border-color .3s var(--ease), color .3s var(--ease), background .3s var(--ease);
  white-space: nowrap; flex-shrink: 0;
}
.theme-toggle-btn:hover {
  border-color: var(--clr-accent) !important;
  color: var(--clr-accent);
  background: var(--clr-accent-glow);
}
.theme-toggle-icon  { font-size: 1rem; line-height: 1; flex-shrink: 0; }
.theme-toggle-label { display: inline; }

/* ----------------------------------------------------------------
   8. NAVBAR
---------------------------------------------------------------- */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 1.1rem 0; padding-top: max(1.1rem, env(safe-area-inset-top)); transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease); }
.navbar.scrolled { background: var(--clr-nav-bg); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--clr-border2); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

.nav-logo-img { display: flex; align-items: center; flex-shrink: 0; }
.nav-logo-img img { height: 44px; width: auto; object-fit: contain; filter: drop-shadow(0 0 8px rgba(201,168,76,.3)); transition: filter .3s; }
[data-theme="light"] .nav-logo-img img { filter: brightness(.6) sepia(.5) drop-shadow(0 0 5px rgba(160,116,26,.2)); }
.nav-logo-img:hover img { filter: drop-shadow(0 0 14px rgba(201,168,76,.55)); }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { font-family: var(--font-sub); font-size: .68rem; font-weight: 700; color: var(--clr-muted); letter-spacing: .2em; text-transform: uppercase; transition: color var(--dur) var(--ease); position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px; background: var(--clr-accent); transition: width var(--dur) var(--ease); }
.nav-links a:hover { color: var(--clr-accent); }
.nav-links a:hover::after { width: 100%; }
.nav-cta { padding: .45rem 1.3rem !important; border: 1px solid var(--clr-accent) !important; color: var(--clr-accent) !important; border-radius: 0; }
.nav-cta:hover { background: var(--clr-accent-glow) !important; }
.nav-cta::after { display: none !important; }

.nav-mobile-controls { display: none; align-items: center; gap: .7rem; }

.hamburger { display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 32px; height: 32px; padding: 4px; background: none; border: none; cursor: pointer; flex-shrink: 0; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--clr-text); border-radius: 1px; transition: transform .4s var(--ease), opacity .3s var(--ease); transform-origin: center; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--clr-accent); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--clr-accent); }

/* ----------------------------------------------------------------
   9. MOBILE NAV OVERLAY
---------------------------------------------------------------- */
.mobile-nav {
  position: fixed; inset: 0;
  background: var(--clr-bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2rem; z-index: 150;
  opacity: 0; pointer-events: none;
  transition: opacity .4s var(--ease);
  overflow-y: auto; padding: 5rem 2rem 3rem;
}
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav a { font-family: var(--font-display); font-size: 2.6rem; font-weight: 700; color: var(--clr-text); font-style: italic; letter-spacing: .04em; transition: color var(--dur) var(--ease); text-align: center; }
.mobile-nav a:hover { color: var(--clr-accent); }
.mobile-nav-hire { color: var(--clr-accent) !important; font-size: 1.4rem !important; letter-spacing: .06em; }

.mobile-nav-theme { order: -1; margin-bottom: .5rem; }
.mobile-nav-theme .theme-toggle-btn { padding: .65rem 2rem; font-size: .72rem; letter-spacing: .28em; }
.mobile-nav-theme .theme-toggle-icon { font-size: 1.3rem; }
.mobile-nav-theme .theme-toggle-label { display: inline !important; }

.mobile-nav-close {
  position: absolute; top: 1.5rem; right: 1.5rem;
  width: 46px; height: 46px;
  background: var(--clr-accent-glow);
  border: 1px solid var(--clr-border) !important;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; cursor: pointer;
  transition: background .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}
.mobile-nav-close:hover { background: rgba(201,168,76,.22); border-color: var(--clr-accent) !important; transform: rotate(90deg) scale(1.08); }
.mobile-nav-close span { display: block; width: 18px; height: 2px; background: var(--clr-accent); border-radius: 1px; position: absolute; }
.mobile-nav-close span:nth-child(1) { transform: rotate(45deg); }
.mobile-nav-close span:nth-child(2) { transform: rotate(-45deg); }

/* ----------------------------------------------------------------
   10. HERO
---------------------------------------------------------------- */
.hero { min-height: 100svh; display: flex; align-items: center; justify-content: center; padding: 7rem 0 2rem; position: relative; overflow: hidden; width: 100%; }
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(var(--clr-hero-line) 1px, transparent 1px), linear-gradient(90deg, var(--clr-hero-line) 1px, transparent 1px);
  background-size: 90px 90px;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, #000 30%, transparent 100%);
}
.hero-rule { position: absolute; top: 12%; bottom: 12%; width: 1px; background: linear-gradient(to bottom, transparent, var(--clr-border), transparent); pointer-events: none; z-index: 0; }
.hero-rule--left  { left: 3%; }
.hero-rule--right { right: 3%; }
.hero-full { display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; z-index: 1; width: 100%; }

.hero-topbar { display: flex; align-items: center; gap: 1.4rem; margin-bottom: 3rem; animation: fadeInDown .9s var(--ease) both; }
.hero-topbar-line { flex: 1; max-width: 80px; height: 1px; display: block; }
.hero-topbar-line:first-child { background: linear-gradient(90deg, transparent, var(--clr-accent)); }
.hero-topbar-line:last-child  { background: linear-gradient(90deg, var(--clr-accent), transparent); }
.hero-topbar-text { font-family: var(--font-sub); font-size: .62rem; font-weight: 700; letter-spacing: .4em; text-transform: uppercase; color: var(--clr-accent); white-space: nowrap; }

.hero-name-wrap { margin-bottom: 3.5rem; animation: fadeInUp .9s .1s var(--ease) both; }
.hero-eyebrow { font-family: var(--font-sub); font-size: .68rem; font-weight: 700; letter-spacing: .35em; text-transform: uppercase; color: var(--clr-muted); margin-bottom: 1.2rem; }
.hero-name { font-family: var(--font-display); font-size: clamp(4.5rem, 10vw, 9.5rem); font-weight: 700; line-height: .95; color: var(--clr-white); letter-spacing: -.025em; display: flex; align-items: center; justify-content: center; gap: .5em; flex-wrap: wrap; }
.hero-name-first { font-style: italic; color: var(--clr-accent); font-weight: 700; }
.hero-name-last  { font-style: normal; font-weight: 700; }
.hero-name-divider { font-size: .35em; color: var(--clr-accent); opacity: .6; vertical-align: middle; }
.hero-tagline { font-family: var(--font-body); font-size: 1rem; font-style: italic; font-weight: 700; color: var(--clr-muted); margin-top: 1.4rem; letter-spacing: .04em; max-width: 560px; margin-left: auto; margin-right: auto; }

.hero-mid { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 4rem; width: 100%; margin-bottom: 3rem; padding: 2.5rem 0; border-top: 1px solid var(--clr-border2); border-bottom: 1px solid var(--clr-border2); animation: fadeInUp .9s .2s var(--ease) both; }
.hero-desc { font-family: var(--font-body); font-size: .9rem; font-weight: 700; color: var(--clr-muted); line-height: 1.9; text-align: left; }

.hero-ornament { position: relative; width: 100px; height: 100px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.hero-ornament-ring { position: absolute; inset: 0; border-radius: 50%; border: 1px solid var(--clr-border); animation: rotateRing 12s linear infinite; background: conic-gradient(transparent 0deg, var(--clr-accent) 60deg, transparent 90deg, transparent 360deg); opacity: .45; }
@keyframes rotateRing { to { transform: rotate(360deg); } }
.hero-ornament::before { content: ''; position: absolute; inset: 12px; border-radius: 50%; border: 1px solid var(--clr-border2); }
.hero-ornament-vs { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--clr-accent); letter-spacing: .08em; position: relative; z-index: 1; }

.hero-stats { display: flex; align-items: center; justify-content: flex-end; gap: 1.5rem; text-align: right; }
.hero-stat-sep { width: 1px; height: 36px; background: var(--clr-border2); flex-shrink: 0; }
.hero-stat-num { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: var(--clr-accent); display: block; line-height: 1; font-style: italic; }
.hero-stat-label { font-family: var(--font-sub); font-size: .6rem; font-weight: 700; color: var(--clr-muted); margin-top: .3rem; letter-spacing: .15em; text-transform: uppercase; }

.hero-btns { display: flex; flex-wrap: wrap; gap: 1.1rem; justify-content: center; margin-bottom: 4rem; animation: fadeInUp .9s .3s var(--ease) both; }

.hero-marquee-wrap { width: 100%; overflow: hidden; border-top: 1px solid var(--clr-border2); border-bottom: 1px solid var(--clr-border2); overflow: hidden; padding: .8rem 0; animation: fadeInUp .9s .4s var(--ease) both; }
.hero-marquee { display: flex; align-items: center; gap: 2.5rem; width: max-content; animation: marquee 22s linear infinite; white-space: nowrap; }
.hero-marquee span { font-family: var(--font-sub); font-size: .65rem; font-weight: 700; letter-spacing: .25em; text-transform: uppercase; color: var(--clr-muted); }
.hero-marquee .mx { color: var(--clr-accent); font-size: .5rem; letter-spacing: 0; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ----------------------------------------------------------------
   11. ABOUT
---------------------------------------------------------------- */
.about-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 6rem; align-items: center; }
.about-image-wrap { position: relative; }
.about-image-inner { border-radius: 2px; overflow: hidden; border: 1px solid var(--clr-border); aspect-ratio: 4/5; background: var(--clr-bg-card); box-shadow: var(--shadow-card); min-height: 200px; transition: border-color .4s var(--ease); }
.about-image-inner img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.about-image-wrap::after { content: ''; position: absolute; bottom: -28px; right: -28px; width: 140px; height: 140px; background-image: radial-gradient(circle, var(--clr-accent) 1px, transparent 1px); background-size: 14px 14px; z-index: -1; opacity: .35; }
.about-tag { display: inline-block; background: var(--clr-accent-glow); border: 1px solid var(--clr-border); color: var(--clr-accent); font-family: var(--font-sub); font-size: .62rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; padding: .3rem .8rem; border-radius: 0; margin-right: .5rem; margin-bottom: .5rem; }
.about-text p { color: var(--clr-muted); margin-bottom: 1.1rem; line-height: 1.9; font-size: .93rem; font-weight: 700; }
.about-highlights { margin: 2rem 0; display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.about-highlight-item { display: flex; align-items: flex-start; gap: .65rem; font-family: var(--font-sub); font-size: .72rem; font-weight: 700; color: var(--clr-muted); letter-spacing: .05em; }
.about-highlight-item .check { color: var(--clr-accent); flex-shrink: 0; font-size: .55rem; margin-top: .1rem; }

/* ----------------------------------------------------------------
   12. SKILLS
---------------------------------------------------------------- */
.skills-bg { background: linear-gradient(180deg, transparent 0%, var(--clr-accent-glow) 50%, transparent 100%); }
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3.5rem; }
.skill-card { background: var(--clr-bg-card); border: 1px solid var(--clr-border2); border-radius: 2px; padding: 2.2rem 2rem; transition: background .4s var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease); position: relative; overflow: hidden; }
.skill-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--clr-accent), transparent); transform: scaleX(0); transition: transform .5s var(--ease); }
.skill-card:hover { border-color: var(--clr-border); transform: translateY(-5px); box-shadow: 0 20px 60px var(--clr-accent-glow); }
.skill-card:hover::before { transform: scaleX(1); }
.skill-card-icon { font-size: 1.8rem; margin-bottom: 1.1rem; display: block; }
.skill-card-title { font-family: var(--font-sub); font-size: .62rem; font-weight: 700; letter-spacing: .25em; text-transform: uppercase; color: var(--clr-accent); margin-bottom: 1.5rem; }
.skill-item { margin-bottom: 1.2rem; }
.skill-item:last-child { margin-bottom: 0; }
.skill-item-header { display: flex; justify-content: space-between; font-family: var(--font-sub); font-size: .75rem; font-weight: 700; color: var(--clr-text); letter-spacing: .06em; margin-bottom: .5rem; }
.skill-bar-track { height: 3px; background: var(--clr-border2); border-radius: 0; overflow: hidden; }
.skill-bar-fill { height: 100%; background: linear-gradient(90deg, var(--clr-accent3), var(--clr-accent), var(--clr-accent2)); width: 0; transition: width 1.4s cubic-bezier(.4,0,.2,1); }

/* ----------------------------------------------------------------
   13. PROJECTS
---------------------------------------------------------------- */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3.5rem; }
.project-card { background: var(--clr-bg-card); border: 1px solid var(--clr-border2); border-radius: 2px; overflow: hidden; display: flex; flex-direction: column; transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease); }
.project-card:hover { border-color: var(--clr-border); transform: translateY(-6px); box-shadow: 0 24px 70px var(--clr-accent-glow); }
.project-thumb { height: 220px; position: relative; overflow: hidden; background: var(--clr-bg-card2); }
.project-thumb-img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; transition: transform .7s var(--ease), filter .5s var(--ease); filter: saturate(.7) brightness(.85); }
.project-card:hover .project-thumb-img { transform: scale(1.07); filter: saturate(1) brightness(.95); }
.project-thumb-overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(8,10,15,.1) 0%, rgba(8,10,15,.65) 100%); transition: opacity .4s var(--ease); }
.project-card:hover .project-thumb-overlay { opacity: .75; }
[data-theme="light"] .project-thumb-img { filter: saturate(.85) brightness(.9); }
[data-theme="light"] .project-card:hover .project-thumb-img { filter: saturate(1.05) brightness(.95); }
.project-number { position: absolute; top: 1rem; left: 1rem; font-family: var(--font-display); font-size: .75rem; font-weight: 700; font-style: italic; color: var(--clr-accent); background: var(--clr-bg); padding: .15rem .6rem; z-index: 1; opacity: .9; }
.project-body { padding: 1.7rem 1.6rem; flex: 1; display: flex; flex-direction: column; }
.project-name { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; color: var(--clr-white); margin-bottom: .7rem; }
.project-desc { font-size: .83rem; font-weight: 700; color: var(--clr-muted); line-height: 1.8; flex: 1; margin-bottom: 1.3rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.4rem; }
.project-tag { font-family: var(--font-sub); font-size: .6rem; font-weight: 700; padding: .2rem .7rem; background: var(--clr-accent-glow); border: 1px solid var(--clr-border); color: var(--clr-accent); letter-spacing: .12em; text-transform: uppercase; }
.project-actions { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.project-live-btn { border-color: rgba(201,168,76,.3) !important; color: var(--clr-accent) !important; }
[data-theme="light"] .project-live-btn { border-color: rgba(160,116,26,.4) !important; color: var(--clr-accent) !important; }

/* ----------------------------------------------------------------
   14. EXPERIENCE TIMELINE
---------------------------------------------------------------- */
.timeline { position: relative; padding-left: 3.5rem; margin-top: 3.5rem; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 0; bottom: 0; width: 1px; background: linear-gradient(to bottom, var(--clr-accent), var(--clr-border2), transparent); }
.timeline-item { position: relative; margin-bottom: 2.8rem; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-dot { position: absolute; left: -3.5rem; top: .4rem; width: 15px; height: 15px; border-radius: 0; background: var(--clr-bg); border: 1px solid var(--clr-accent); box-shadow: 0 0 12px var(--clr-accent-glow); z-index: 1; transform: rotate(45deg); }
.timeline-dot.active { background: var(--clr-accent); box-shadow: 0 0 20px rgba(201,168,76,.4); }
.timeline-card { background: var(--clr-bg-card); border: 1px solid var(--clr-border2); border-radius: 2px; padding: 2rem 2.2rem; transition: border-color var(--dur) var(--ease); }
.timeline-card:hover { border-color: var(--clr-border); }
.timeline-meta { display: flex; align-items: center; gap: .9rem; margin-bottom: .8rem; flex-wrap: wrap; }
.timeline-period { font-family: var(--font-sub); font-size: .65rem; font-weight: 700; color: var(--clr-accent); letter-spacing: .2em; text-transform: uppercase; }
.timeline-location { font-family: var(--font-sub); font-size: .65rem; font-weight: 700; color: var(--clr-muted); letter-spacing: .1em; }
.timeline-company { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; color: var(--clr-white); margin-bottom: .2rem; }
.timeline-role { font-family: var(--font-sub); font-size: .68rem; color: var(--clr-accent); font-weight: 700; letter-spacing: .18em; text-transform: uppercase; margin-bottom: 1rem; }
.timeline-desc { font-size: .85rem; font-weight: 700; color: var(--clr-muted); line-height: 1.85; }
.timeline-badge-current {
  background: rgba(201,168,76,.1); border: 1px solid rgba(201,168,76,.25);
  color: var(--clr-accent); font-family: var(--font-sub); font-size: .58rem;
  font-weight: 700; padding: .15rem .55rem; letter-spacing: .18em; text-transform: uppercase;
}
[data-theme="light"] .timeline-badge-current {
  background: rgba(160,116,26,.1); border-color: rgba(160,116,26,.3);
}

/* ----------------------------------------------------------------
   15. CONTACT
---------------------------------------------------------------- */
.contact-bg { background: linear-gradient(180deg, transparent 0%, var(--clr-accent-glow) 50%, transparent 100%); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 5rem; margin-top: 3.5rem; }
.contact-info-item { display: flex; align-items: flex-start; gap: 1.1rem; margin-bottom: 2.2rem; }
.contact-info-icon { width: 44px; height: 44px; border-radius: 0; background: var(--clr-accent-glow); border: 1px solid var(--clr-border); display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0; }
.contact-info-label { font-family: var(--font-sub); font-size: .6rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--clr-muted); margin-bottom: .25rem; }
.contact-info-value { font-family: var(--font-display); font-size: 1rem; font-weight: 700; color: var(--clr-white); word-break: break-all; }
.contact-info-note {
  color: var(--clr-muted); font-size: .85rem; font-weight: 700;
  line-height: 1.9; margin-top: 1.2rem;
}
.contact-form { background: var(--clr-bg-card); border: 1px solid var(--clr-border2); border-radius: 2px; padding: 2.8rem; }
.form-group { margin-bottom: 1.4rem; }
.form-label { display: block; font-family: var(--font-sub); font-size: .6rem; font-weight: 700; color: var(--clr-muted); letter-spacing: .2em; text-transform: uppercase; margin-bottom: .55rem; }
.form-input, .form-textarea { width: 100%; max-width: 100%; background: var(--clr-form-bg); border: 1px solid var(--clr-border2); border-radius: 0; padding: .9rem 1.1rem; font-family: var(--font-body); font-size: .88rem; font-weight: 700; color: var(--clr-text); transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease); outline: none; }
.form-input:focus, .form-textarea:focus { border-color: var(--clr-accent); box-shadow: 0 0 0 2px var(--clr-accent-glow); }
.form-input::placeholder, .form-textarea::placeholder { color: var(--clr-muted); opacity: .5; }
.form-textarea { resize: vertical; min-height: 140px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-submit { width: 100%; padding: 1.05rem; font-size: .72rem; justify-content: center; }
.form-success { background: var(--clr-accent-glow); border: 1px solid var(--clr-border); padding: 1rem; text-align: center; color: var(--clr-accent); font-family: var(--font-sub); font-size: .75rem; font-weight: 700; letter-spacing: .1em; margin-top: 1rem; }
.form-error { background: rgba(200,60,60,.08); border: 1px solid rgba(200,60,60,.3); padding: 1rem; text-align: center; color: #e06060; font-family: var(--font-sub); font-size: .75rem; font-weight: 700; letter-spacing: .1em; margin-top: 1rem; }

/* ----------------------------------------------------------------
   16. FOOTER
---------------------------------------------------------------- */
.footer { border-top: 1px solid var(--clr-border2); padding: 2.8rem 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.2rem; row-gap: 1rem; }
.footer-logo { height: 36px; width: auto; object-fit: contain; opacity: .75; filter: drop-shadow(0 0 6px var(--clr-accent-glow)); transition: opacity .3s; }
[data-theme="light"] .footer-logo { filter: brightness(.6) sepia(.4); }
.footer-logo:hover { opacity: 1; }
.footer-copy { font-family: var(--font-sub); font-size: .65rem; font-weight: 700; color: var(--clr-muted); letter-spacing: .12em; }
.footer-links { display: flex; gap: 1rem; }
.footer-link { width: 36px; height: 36px; border: 1px solid var(--clr-border2); display: flex; align-items: center; justify-content: center; font-size: .9rem; color: var(--clr-muted); transition: all var(--dur) var(--ease); }
.footer-link:hover { border-color: var(--clr-accent); color: var(--clr-accent); transform: translateY(-3px); box-shadow: 0 6px 20px var(--clr-accent-glow); }

/* ----------------------------------------------------------------
   17. KEYFRAMES
---------------------------------------------------------------- */
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInUp   { from { opacity: 0; transform: translateY(30px);  } to { opacity: 1; transform: translateY(0); } }

/* ================================================================
   18. RESPONSIVE — 7-BREAKPOINT SYSTEM
================================================================ */

/* ── 1440+: large monitors ── */
@media (min-width: 1440px) {
  :root { --container: 1300px; }
  .hero-name { font-size: clamp(7rem, 9vw, 11rem); }
}

/* ── 1280px ── */
@media (max-width: 1280px) {
  :root { --container: 96vw; }
  .hero-name { font-size: clamp(4rem, 8vw, 8rem); }
  .about-grid { gap: 4rem; }
}

/* ── 1024px ── */
@media (max-width: 1024px) {
  :root { --container: 92vw; --space-xl: 6rem; }
  .nav-links { gap: 1.2rem; }
  .nav-links a { font-size: .62rem; letter-spacing: .14em; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-image-wrap { max-width: 400px; margin: 0 auto; }
  .about-image-wrap::after { display: none; }
  .contact-grid { grid-template-columns: 1fr 1.3fr; gap: 3rem; }
  .hero-name { font-size: clamp(3.5rem, 7vw, 7rem); }
  .hero-mid { gap: 2.5rem; }
}

/* ── 900px ── */
@media (max-width: 900px) {
  .nav-links { gap: .8rem; }
  .nav-links a { font-size: .58rem; letter-spacing: .12em; }
  .hero-name { font-size: clamp(3rem, 8vw, 6rem); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 2.2rem; }
}

/* ── 768px: MOBILE BREAKPOINT ── */
@media (max-width: 768px) {
  :root { --space-xl: 5rem; --container: 90vw; }
  .nav-links { display: none; }
  .nav-mobile-controls { display: flex; }
  .navbar { padding: .8rem 0; }
  .nav-logo-img img { height: 38px; }
  .hero { padding-top: 5.5rem; padding-bottom: 2rem; min-height: auto; }
  .hero-topbar { margin-bottom: 2rem; gap: .8rem; }
  .hero-topbar-text { font-size: .55rem; letter-spacing: .28em; }
  .hero-name-wrap { margin-bottom: 2.2rem; }
  .hero-name { font-size: clamp(2.8rem, 10vw, 5rem); gap: .3em; }
  .hero-eyebrow { font-size: .6rem; }
  .hero-tagline { font-size: .9rem; }
  .hero-mid { grid-template-columns: 1fr; gap: 2rem; text-align: center; padding: 2rem 0; }
  .hero-desc { text-align: center; font-size: .88rem; }
  .hero-ornament { margin: 0 auto; width: 84px; height: 84px; }
  .hero-ornament::before { inset: 10px; }
  .hero-ornament-vs { font-size: 1.3rem; }
  .hero-stats { justify-content: center; gap: 1.4rem; flex-wrap: wrap; }
  .hero-stat-num { font-size: 2rem; }
  .hero-rule { display: none; }
  .hero-btns { margin-bottom: 2.5rem; gap: .75rem; }
  .hero-btns .btn { padding: .75rem 1.6rem; font-size: .66rem; }
  .hero-marquee-wrap { padding: .6rem 0; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-image-wrap { max-width: 320px; margin: 0 auto; }
  .about-highlights { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-thumb { height: 200px; }
  .timeline { padding-left: 2.2rem; }
  .timeline-dot { left: -2.2rem; width: 12px; height: 12px; }
  .timeline-card { padding: 1.6rem; }
  .timeline-company { font-size: 1.05rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-form { padding: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: center; text-align: center; gap: 1rem; }
  .section { padding: 4rem 0; }
  .section-title { font-size: clamp(1.9rem, 7vw, 2.8rem); }
}

/* ── 600px ── */
@media (max-width: 600px) {
  :root { --container: 88vw; --space-xl: 4rem; }
  .hero { padding-top: 5rem; }
  .hero-name { font-size: clamp(2.5rem, 11vw, 4.5rem); }
  .hero-topbar { display: none; }
  .hero-mid { padding: 1.8rem 0; gap: 1.8rem; }
  .hero-stats { gap: 1.2rem; }
  .hero-stat-num { font-size: 1.85rem; }
  .hero-stat-label { font-size: .55rem; }
  .hero-btns { flex-direction: column; align-items: stretch; gap: .7rem; }
  .hero-btns .btn { width: 100%; justify-content: center; }
  .hero-marquee span { font-size: .58rem; letter-spacing: .18em; }
  .about-image-wrap { max-width: 280px; }
  .project-thumb { height: 185px; }
  .contact-form { padding: 1.6rem; }
  .section-title { font-size: clamp(1.7rem, 8vw, 2.4rem); }
  .timeline { padding-left: 1.8rem; }
  .timeline-dot { left: -1.8rem; }
  .timeline-card { padding: 1.2rem 1.3rem; }
  .mobile-nav a { font-size: 2.2rem; }
  .nav-logo-img img { height: 32px; }
  .theme-toggle-btn { padding: .38rem .75rem; font-size: .58rem; }
}

/* ── 480px ── */
@media (max-width: 480px) {
  :root { --container: 92vw; }
  .section-intro-text { font-size: .82rem; }
  .hero { padding-top: 4.8rem; }
  .hero-name { font-size: clamp(2.1rem, 12vw, 3.6rem); }
  .hero-name-divider { display: none; }
  .hero-eyebrow { font-size: .58rem; }
  .hero-tagline { font-size: .85rem; }
  .hero-desc { font-size: .83rem; }
  .hero-stat-num { font-size: 1.65rem; }
  .hero-btns .btn { font-size: .64rem; padding: .72rem 1.4rem; }
  .section-title { font-size: clamp(1.6rem, 9vw, 2.2rem); }
  .skill-card { padding: 1.5rem 1.3rem; }
  .project-body { padding: 1.3rem; }
  .project-name { font-size: 1rem; }
  .project-actions { gap: .4rem; }
  .timeline-card { padding: 1rem 1.1rem; }
  .contact-info-icon { width: 38px; height: 38px; font-size: .9rem; }
  .contact-info-value { font-size: .9rem; }
  .contact-form { padding: 1.4rem; }
  .form-input, .form-textarea { font-size: .82rem; padding: .8rem .9rem; }
  .footer { padding: 2rem 0; }
  .footer-logo { height: 28px; }
  .mobile-nav a { font-size: 1.9rem; }
  .btn { padding: .75rem 1.5rem; font-size: .66rem; }
  .btn-ghost { padding: .5rem .9rem; font-size: .63rem; }
  /* Toggle icon-only on small phones, but keep label in overlay */
  .theme-toggle-label { display: none; }
  .theme-toggle-btn { padding: .4rem .55rem; gap: 0; }
  .theme-toggle-icon { font-size: .95rem; }
  .mobile-nav-theme .theme-toggle-label { display: inline !important; }
  .mobile-nav-theme .theme-toggle-btn { padding: .65rem 2rem; gap: .45rem; }
  .mobile-nav-theme .theme-toggle-icon { font-size: 1.3rem; }
}

/* ── 375px: small phones ── */
@media (max-width: 375px) {
  :root { --container: 94vw; }
  .container { padding: 0 1.2rem; }
  .section-intro-text { font-size: .78rem; }
  .navbar { padding: .7rem 0; }
  .nav-logo-img img { height: 28px; }
  .hamburger { width: 28px; height: 28px; }
  .hero { padding-top: 4.5rem; }
  .hero-name { font-size: clamp(1.9rem, 13vw, 3.2rem); }
  .hero-ornament { width: 68px; height: 68px; }
  .hero-ornament::before { inset: 9px; }
  .hero-ornament-vs { font-size: 1.05rem; }
  .hero-stat-num { font-size: 1.5rem; }
  .hero-stats { gap: .9rem; }
  .hero-stat-sep { height: 26px; }
  .hero-mid { gap: 1.4rem; padding: 1.4rem 0; }
  .section-title { font-size: clamp(1.5rem, 10vw, 2rem); }
  .timeline { padding-left: 1.6rem; }
  .timeline-dot { left: -1.6rem; width: 11px; height: 11px; }
  .contact-form { padding: 1.2rem; }
  .mobile-nav a { font-size: 1.65rem; }
  .footer-copy { font-size: .58rem; }
  .footer-inner { gap: .8rem; }
  .mobile-nav-close { top: 1rem; right: 1rem; width: 40px; height: 40px; }
}