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

:root {
  --fd: 'DM Serif Display', Georgia, serif;
  --fb: 'DM Sans', sans-serif;

  /* Light mode tokens */
  --bg:          #FFFFFF;
  --bg-2:        #F8F7FF;
  --bg-3:        #F2EFFF;
  --surface:     #FFFFFF;
  --ink:         #1A1333;
  --ink-2:       #4A4560;
  --muted:       #6B6880;
  --border:      rgba(139,92,246,0.13);
  --border-s:    rgba(139,92,246,0.26);

  /* Violet palette */
  --v50:  #EDE9FE;
  --v100: #DDD6FE;
  --v300: #A78BFA;
  --v400: #8B5CF6;
  --v500: #7C3AED;
  --v600: #6D28D9;

  /* Transitions */
  --tr: 0.25s ease;
  --tr-theme: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

[data-theme="dark"] {
  --bg:       #0F0C1A;
  --bg-2:     #16112A;
  --bg-3:     #1E1836;
  --surface:  #1E1836;
  --ink:      #EDE9FE;
  --ink-2:    #C4C0E8;
  --muted:    #9B96BE;
  --border:   rgba(167,139,250,0.15);
  --border-s: rgba(167,139,250,0.3);
  --v50:  rgba(124,58,237,0.18);
  --v100: rgba(124,58,237,0.3);
  --v300: #A78BFA;
  --v400: #8B5CF6;
  --v500: #7C3AED;
  --v600: #A78BFA;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--fb);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  transition: var(--tr-theme);
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: var(--v300); border-radius: 99px; }

/* ── TYPOGRAPHY ── */
.sec-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--v500);
  margin-bottom: 0.75rem;
}
[data-theme="dark"] .sec-label { color: var(--v300); }

.sec-label::before {
  content: '';
  width: 8px;
  height: 2px;
  background: var(--v400);
  border-radius: 1px;
  display: block;
  flex-shrink: 0;
}

.sec-title {
  font-family: var(--fd);
  font-size: clamp(1.75rem, 3.5vw, 2.7rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 0.5rem;
}
.sec-title em { font-style: italic; color: var(--v500); }
[data-theme="dark"] .sec-title em { color: var(--v300); }

/* ── LAYOUT ── */
.inner { max-width: 1080px; margin: 0 auto; }
section { padding: 6.5rem 4rem; transition: var(--tr-theme); }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  padding: 0.82rem 2.1rem;
  background: var(--v500);
  color: #fff;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(124,58,237,0.3);
  transition: background var(--tr), transform var(--tr), box-shadow var(--tr);
}
.btn-primary:hover { background: var(--v600); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(124,58,237,0.35); }

.btn-outline {
  display: inline-block;
  padding: 0.82rem 2.1rem;
  border: 1.5px solid var(--border-s);
  color: var(--v600);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--tr), transform var(--tr), border-color var(--tr);
}
.btn-outline:hover { background: var(--v50); transform: translateY(-2px); }
[data-theme="dark"] .btn-outline { color: var(--v300); }
[data-theme="dark"] .btn-outline:hover { background: var(--v50); }

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 4rem;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s, background 0.3s, border-color 0.3s;
}
[data-theme="dark"] nav {
  background: rgba(15,12,26,0.88);
}
nav.scrolled { box-shadow: 0 2px 24px rgba(109,40,217,0.08); }

.nav-logo {
  font-family: var(--fd);
  font-size: 1.12rem;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
.nav-logo span { color: var(--v500); }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}
.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--tr);
}
.nav-links a:hover { color: var(--v500); }

.nav-resume {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.5rem 1.1rem;
  border: 1.5px solid var(--border-s);
  color: var(--v600) !important;
  border-radius: 999px;
  font-size: 0.78rem !important;
  font-weight: 500 !important;
  transition: background var(--tr), border-color var(--tr);
}
.nav-resume:hover { background: var(--v50); }
.nav-resume svg { width: 13px; height: 13px; }
[data-theme="dark"] .nav-resume { color: var(--v300) !important; }

.nav-cta {
  padding: 0.5rem 1.3rem;
  background: var(--v500) !important;
  color: #fff !important;
  border-radius: 999px;
  font-size: 0.78rem !important;
  font-weight: 500 !important;
  transition: background var(--tr), transform var(--tr);
}
.nav-cta:hover { background: var(--v600) !important; transform: translateY(-1px) !important; }

/* Theme toggle button */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--border-s);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--tr), border-color var(--tr), color var(--tr);
  flex-shrink: 0;
}
.theme-toggle:hover { background: var(--v50); color: var(--v500); }
.theme-toggle svg { width: 16px; height: 16px; }
.icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: block; }

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 1px;
  transition: all 0.25s;
}
.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 1rem 4rem;
  position: fixed;
  top: 65px;
  left: 0; right: 0;
  z-index: 199;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
}
.mobile-nav.open {
  opacity: 1;
  transform: none;
  pointer-events: all;
}
.mob-link {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 7rem 2rem 5rem;
  text-align: center;
  background: var(--bg);
  transition: background 0.3s;
}
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0.42rem 1.1rem;
  background: var(--v50);
  border: 1px solid var(--v100);
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--v600);
  margin-bottom: 1.8rem;
  animation: fadeUp 0.6s ease both;
}
[data-theme="dark"] .hero-badge { color: var(--v300); }

.badge-dot {
  width: 7px; height: 7px;
  background: var(--v400);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}
.hero-name {
  font-family: var(--fd);
  font-size: clamp(3.2rem, 8vw, 6.5rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 1rem;
  animation: fadeUp 0.6s 0.15s ease both;
}
.hero-name em {
  font-style: italic;
  display: block;
  background: linear-gradient(135deg, var(--v400), var(--v600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-role {
  font-size: 1.1rem;
  color: var(--muted);
  font-weight: 400;
  min-height: 1.7rem;
  margin-bottom: 2.5rem;
  animation: fadeUp 0.6s 0.3s ease both;
}
.tw-cursor {
  display: inline-block;
  width: 2px;
  height: 1.15em;
  background: var(--v400);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 0.75s step-end infinite;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeUp 0.6s 0.45s ease both;
}
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.5;
  z-index: 2;
  animation: fadeUp 0.6s 0.8s ease both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--v400), transparent);
  animation: scrollLine 1.8s ease infinite;
}

/* ── ABOUT ── */
#about { background: var(--bg-2); }
.about-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: auto auto;
  gap: 2.5rem 5rem;
  margin-top: 2.5rem;
}
.about-photo-col { grid-row: 1 / 3; align-self: start; }
.about-text-col  { grid-column: 2; }
.about-stats     { grid-column: 2; }

/* Photo placeholder */
.about-photo-wrap {
  position: relative;
  display: inline-block;
  width: 100%;
}
.about-photo-placeholder {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--v50);
  border: 2px dashed var(--v300);
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  color: var(--v400);
  cursor: pointer;
  transition: background var(--tr), border-color var(--tr);
  overflow: hidden;
  position: relative;
}
.about-photo-placeholder:hover { background: var(--v100); border-color: var(--v500); }
[data-theme="dark"] .about-photo-placeholder { background: rgba(124,58,237,0.1); border-color: rgba(167,139,250,0.35); }
[data-theme="dark"] .about-photo-placeholder:hover { background: rgba(124,58,237,0.18); }

.photo-silhouette {
  width: 70%;
  max-width: 160px;
  color: var(--v400);
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}
.photo-label {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  padding: 1.5rem;
  background: rgba(255,255,255,0.75);
  border-radius: 14px;
  backdrop-filter: blur(4px);
}
[data-theme="dark"] .photo-label { background: rgba(15,12,26,0.7); }
.photo-label svg { width: 22px; height: 22px; stroke: var(--v500); }
.photo-label span { font-size: 0.8rem; font-weight: 600; color: var(--v600); }
[data-theme="dark"] .photo-label span { color: var(--v300); }
.photo-label small { font-size: 0.68rem; color: var(--muted); }

/* Real photo version */
.about-photo-img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 24px;
  display: block;
}

.about-photo-badge {
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.42rem 1.1rem;
  background: var(--bg);
  border: 1px solid var(--border-s);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--v600);
  white-space: nowrap;
  box-shadow: 0 2px 12px rgba(109,40,217,0.1);
}
[data-theme="dark"] .about-photo-badge { color: var(--v300); background: var(--bg-2); }
.about-text {
  font-size: 0.98rem;
  color: var(--ink-2);
  line-height: 1.85;
  margin-bottom: 1.2rem;
  font-weight: 300;
}
.about-facts { margin-top: 1.8rem; }
.fact-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1rem;
  padding: 0.82rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.86rem;
}
.fact-key {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 2px;
}
.fact-val { color: var(--ink); }
.fact-val a { color: var(--v500); text-decoration: none; }
.fact-val a:hover { text-decoration: underline; }
[data-theme="dark"] .fact-val a { color: var(--v300); }

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.8rem 1.5rem;
  transition: border-color var(--tr), transform var(--tr), background 0.3s;
}
.stat-card:hover { border-color: var(--v300); transform: translateY(-3px); }
.stat-card.wide {
  grid-column: 1 / -1;
  background: var(--v50);
  border-color: var(--v100);
}
.stat-num { font-family: var(--fd); font-size: 2.8rem; color: var(--v500); line-height: 1; margin-bottom: 0.4rem; }
[data-theme="dark"] .stat-num { color: var(--v300); }
.stat-lbl { font-size: 0.76rem; font-weight: 500; color: var(--muted); }

/* ── SKILLS ── */
.skills-section { background: var(--bg); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-top: 2.8rem;
}
.skill-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.7rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--tr), transform var(--tr), background 0.3s;
}
.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--v400), var(--v300));
  opacity: 0;
  transition: opacity var(--tr);
}
.skill-card:hover { border-color: var(--border-s); transform: translateY(-4px); background: var(--surface); }
.skill-card:hover::before { opacity: 1; }

.skill-icon {
  width: 38px; height: 38px;
  background: var(--v50);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.9rem;
}
.skill-icon svg { width: 16px; height: 16px; stroke: var(--v500); }
[data-theme="dark"] .skill-icon svg { stroke: var(--v300); }

.skill-title { font-weight: 600; font-size: 0.92rem; color: var(--ink); margin-bottom: 0.85rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.skill-tag {
  font-size: 0.67rem;
  font-weight: 500;
  padding: 0.24rem 0.65rem;
  background: var(--v50);
  color: var(--v600);
  border-radius: 999px;
  border: 1px solid var(--v100);
}
[data-theme="dark"] .skill-tag { color: var(--v300); }

/* ── EXPERIENCE ── */
#experience { background: var(--bg-2); }
.timeline { margin-top: 2.8rem; }
.tl-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 3rem;
  padding: 2.4rem 0;
  border-bottom: 1px solid var(--border);
}
.tl-item:first-child { border-top: 1px solid var(--border); }
.tl-date {
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 0.25rem;
}
.tl-role { font-family: var(--fd); font-size: 1.22rem; color: var(--ink); margin-bottom: 0.2rem; }
.tl-company {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--v500);
  margin-bottom: 0.9rem;
}
[data-theme="dark"] .tl-company { color: var(--v300); }
.tl-desc { font-size: 0.88rem; color: var(--ink-2); line-height: 1.8; font-weight: 300; }
.tl-desc ul { padding-left: 1.2rem; }
.tl-desc li { margin-bottom: 0.32rem; }

/* ── PROJECTS ── */
.projects-section { background: var(--bg); }
.proj-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2.8rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.project-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s, background 0.3s;
  box-shadow: 0 2px 12px rgba(109,40,217,0.05);
}
.project-card:hover {
  border-color: rgba(139,92,246,0.35);
  transform: translateY(-8px);
  box-shadow: 0 20px 56px rgba(109,40,217,0.14);
}
[data-theme="dark"] .project-card:hover {
  box-shadow: 0 20px 56px rgba(167,139,250,0.16);
}

/* Project image — aspect-video ratio with zoom on hover */
.pcard-img {
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  background: var(--bg-3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.pcard-screenshot {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.5s ease;
}
.pcard-screenshot.loaded { opacity: 1; }
.project-card:hover .pcard-screenshot { transform: scale(1.08); }

.pcard-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--v500);
  transition: opacity 0.4s ease;
  z-index: 1;
  width: 100%;
  height: 100%;
}
.pcard-placeholder.hidden { opacity: 0; pointer-events: none; }
.pcard-placeholder svg { width: 28px; height: 28px; stroke: var(--v400); fill: none; stroke-width: 1.5; }
.pcard-placeholder span { font-size: 0.75rem; font-weight: 500; color: var(--v500); }
[data-theme="dark"] .pcard-placeholder span { color: var(--v300); }

.pcat-badge {
  position: absolute;
  top: 10px; right: 10px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  z-index: 2;
  text-transform: uppercase;
  backdrop-filter: blur(6px);
}
.cat-web     { background: rgba(237,233,254,0.92); color: #5B21B6; }
.cat-ai      { background: rgba(224,242,254,0.92); color: #0369A1; }
.cat-ux      { background: rgba(252,231,243,0.92); color: #9D174D; }
.cat-product { background: rgba(252,231,243,0.92); color: #9D174D; }
[data-theme="dark"] .cat-web     { background: rgba(91,33,182,0.5);  color: #C4B5FD; }
[data-theme="dark"] .cat-ai      { background: rgba(3,105,161,0.45); color: #7DD3FC; }
[data-theme="dark"] .cat-ux,
[data-theme="dark"] .cat-product { background: rgba(157,23,77,0.45); color: #F9A8D4; }

.pcard-body {
  padding: 1.4rem 1.5rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.pcard-top { display: flex; justify-content: space-between; align-items: center; }
.pnum { font-family: var(--fd); font-size: 0.95rem; color: var(--v300); font-style: italic; }
.parrow {
  width: 28px; height: 28px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.78rem;
  color: var(--muted);
  transition: all 0.2s;
  flex-shrink: 0;
}
.project-card:hover .parrow {
  background: var(--v500);
  color: #fff;
  border-color: var(--v500);
  transform: rotate(-45deg);
}
.ptitle {
  font-family: var(--fd);
  font-size: 1.12rem;
  color: var(--ink);
  line-height: 1.2;
  transition: color 0.2s;
}
.project-card:hover .ptitle { color: var(--v500); }
[data-theme="dark"] .project-card:hover .ptitle { color: var(--v300); }

.pdesc { font-size: 0.83rem; color: var(--muted); line-height: 1.75; font-weight: 300; flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.ptags { display: flex; flex-wrap: wrap; gap: 0.38rem; margin-top: 0.1rem; }
.ptag {
  font-size: 0.62rem;
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  background: var(--v50);
  color: var(--v600);
  border-radius: 999px;
  border: 1px solid var(--v100);
}
[data-theme="dark"] .ptag { color: var(--v300); background: rgba(124,58,237,0.12); border-color: rgba(167,139,250,0.2); }

/* View case study button */
.pcard-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-family: var(--fb);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  margin-top: 0.5rem;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}
.pcard-btn svg {
  width: 14px; height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s;
  flex-shrink: 0;
}
.project-card:hover .pcard-btn {
  color: var(--v500);
  background: var(--v50);
  border-color: var(--border-s);
}
[data-theme="dark"] .project-card:hover .pcard-btn {
  color: var(--v300);
  background: rgba(124,58,237,0.1);
}
.project-card:hover .pcard-btn svg { transform: translateX(3px); }

/* Award badge on project card image */
.pcard-award {
  position: absolute;
  bottom: 10px; left: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  z-index: 2;
  background: rgba(255,213,0,0.92);
  color: #78350F;
  backdrop-filter: blur(6px);
}

/* ── CASE STUDY MODAL ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,7,22,0.75);
  backdrop-filter: blur(6px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.modal {
  background: var(--bg);
  border: 1px solid var(--border-s);
  border-radius: 24px;
  width: 100%;
  max-width: 720px;
  max-height: 88vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.3s ease;
  position: relative;
}
.modal-overlay.open .modal { transform: none; }

.modal-hero-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 24px 24px 0 0;
  display: block;
}
.modal-hero-placeholder {
  width: 100%;
  height: 220px;
  border-radius: 24px 24px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-body { padding: 2rem 2.2rem 2.5rem; }
.modal-close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 36px; height: 36px;
  background: var(--bg);
  border: 1px solid var(--border-s);
  border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--muted);
  z-index: 10;
  transition: background var(--tr), color var(--tr);
}
.modal-close:hover { background: var(--bg-2); color: var(--ink); }

.modal-cat {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--v500);
  margin-bottom: 0.5rem;
  display: block;
}
[data-theme="dark"] .modal-cat { color: var(--v300); }
.modal-title {
  font-family: var(--fd);
  font-size: 1.7rem;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 1rem;
}
.modal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.modal-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 400;
}
.modal-meta-item svg { width: 13px; height: 13px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; flex-shrink: 0; }

.modal-section { margin-bottom: 1.4rem; }
.modal-section-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--v500);
  margin-bottom: 0.45rem;
  display: block;
}
[data-theme="dark"] .modal-section-label { color: var(--v300); }
.modal-section p {
  font-size: 0.9rem;
  color: var(--ink-2);
  line-height: 1.8;
  font-weight: 300;
}
.modal-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1rem; }
.modal-tag {
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.28rem 0.75rem;
  background: var(--v50);
  color: var(--v600);
  border-radius: 999px;
  border: 1px solid var(--v100);
}
[data-theme="dark"] .modal-tag { color: var(--v300); background: rgba(124,58,237,0.12); border-color: rgba(167,139,250,0.2); }

.modal-impact {
  background: var(--v50);
  border: 1px solid var(--v100);
  border-radius: 14px;
  padding: 1.2rem 1.4rem;
  margin-bottom: 1.4rem;
}
[data-theme="dark"] .modal-impact { background: rgba(124,58,237,0.1); border-color: rgba(167,139,250,0.2); }
.modal-impact p { color: var(--ink); font-size: 0.9rem; line-height: 1.75; font-weight: 300; }

.modal-live-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 1.2rem;
  padding: 0.78rem 1.8rem;
  background: var(--v500);
  color: #fff;
  border-radius: 999px;
  font-family: var(--fb);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(124,58,237,0.3);
  transition: background var(--tr), transform var(--tr);
}
.modal-live-btn:hover { background: var(--v600); transform: translateY(-2px); }
.modal-live-btn svg { width: 14px; height: 14px; flex-shrink: 0; }

/* Project categories */
.proj-category { margin-bottom: 4rem; }
.proj-category:last-child { margin-bottom: 0; }

.proj-cat-header {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}
.proj-cat-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.proj-cat-icon svg { width: 17px; height: 17px; }
.cat-icon-web     { background: #EDE9FE; }
.cat-icon-web svg { stroke: #6D28D9; }
.cat-icon-ai      { background: #E0F2FE; }
.cat-icon-ai svg  { stroke: #0369A1; }
.cat-icon-product { background: #FCE7F3; }
.cat-icon-product svg { stroke: #9D174D; }
[data-theme="dark"] .cat-icon-web     { background: rgba(109,40,217,0.25); }
[data-theme="dark"] .cat-icon-web svg { stroke: #A78BFA; }
[data-theme="dark"] .cat-icon-ai      { background: rgba(3,105,161,0.25); }
[data-theme="dark"] .cat-icon-ai svg  { stroke: #7DD3FC; }
[data-theme="dark"] .cat-icon-product { background: rgba(157,23,77,0.25); }
[data-theme="dark"] .cat-icon-product svg { stroke: #F9A8D4; }

.proj-cat-title {
  font-family: var(--fd);
  font-size: 1.2rem;
  color: var(--ink);
  font-weight: 400;
  white-space: nowrap;
}
.proj-cat-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Product category badge */
.cat-product { background: #FCE7F3; color: #9D174D; }
[data-theme="dark"] .cat-product { background: rgba(157,23,77,0.35); color: #F9A8D4; }

/* ── CONTACT ── */
.contact-section { background: var(--ink); }
[data-theme="dark"] .contact-section { background: #0A0716; }
.contact-section .sec-label { color: var(--v300); }
.contact-section .sec-label::before { background: var(--v300); }
.contact-section .sec-title { color: #fff; }
.contact-section .sec-title em { color: var(--v300); -webkit-text-fill-color: var(--v300); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5.5rem;
  align-items: start;
  margin-top: 2.5rem;
}
.contact-desc { font-size: 0.94rem; color: #9B96BE; line-height: 1.8; margin: 1rem 0 2.2rem; font-weight: 300; }
.contact-links { display: flex; flex-direction: column; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(167,139,250,0.15);
  text-decoration: none;
  color: #C4C0E8;
  font-size: 0.86rem;
  font-weight: 300;
  transition: color var(--tr);
}
.contact-link:hover { color: var(--v300); }
.cl-icon {
  width: 36px; height: 36px;
  border: 1px solid rgba(167,139,250,0.25);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--v300);
  flex-shrink: 0;
}
.contact-form { display: flex; flex-direction: column; gap: 0.9rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #6B67A0;
}
.form-input, .form-textarea {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(167,139,250,0.2);
  padding: 0.82rem 1rem;
  color: #fff;
  font-family: var(--fb);
  font-size: 0.88rem;
  font-weight: 300;
  border-radius: 10px;
  outline: none;
  width: 100%;
  transition: border-color var(--tr), background var(--tr);
}
.form-input::placeholder, .form-textarea::placeholder { color: #5A567A; }
.form-input:focus, .form-textarea:focus {
  border-color: var(--v400);
  background: rgba(139,92,246,0.08);
}
.form-textarea { resize: vertical; min-height: 108px; }
.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--v500);
  color: #fff;
  border: none;
  padding: 0.88rem 2.1rem;
  font-family: var(--fb);
  font-size: 0.84rem;
  font-weight: 500;
  border-radius: 999px;
  cursor: pointer;
  align-self: flex-start;
  box-shadow: 0 4px 20px rgba(124,58,237,0.35);
  transition: background var(--tr), transform var(--tr);
}
.btn-submit:hover { background: var(--v600); transform: translateY(-1px); }
.btn-submit.sent { background: #059669; }

/* ── FOOTER ── */
footer {
  background: #080510;
  color: #4A4668;
  padding: 1.8rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  border-top: 1px solid rgba(167,139,250,0.1);
}
footer a { color: #4A4668; text-decoration: none; transition: color var(--tr); }
footer a:hover { color: var(--v300); }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.82); }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  section { padding: 5.5rem 2.5rem; }
  nav { padding: 1rem 2.5rem; }
  footer { padding: 1.8rem 2.5rem; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  section { padding: 4.5rem 1.5rem; }
  nav { padding: 1rem 1.5rem; }
  footer { padding: 1.5rem; flex-direction: column; gap: 0.7rem; text-align: center; }

  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
  .mobile-nav { display: flex; padding: 0.5rem 1.5rem 1rem; }

  .about-grid { grid-template-columns: 1fr; grid-template-rows: auto; gap: 2rem; }
  .about-photo-col { grid-row: auto; max-width: 260px; margin: 0 auto; width: 100%; }
  .about-text-col { grid-column: 1; }
  .about-stats { grid-column: 1; grid-template-columns: 1fr 1fr; }
  .proj-cat-header { gap: 0.7rem; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .tl-item { grid-template-columns: 1fr; gap: 0.5rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .proj-header { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .skills-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .hero-name { font-size: 3rem; }
}