:root {
  --bg: #f5f4ef;
  --surface: #ffffff;
  --surface-alt: #efeee8;
  --ink: #171717;
  --muted: #4b4b46;
  --line: #d8d5cc;
  --brand: #203c6f;
  --brand-2: #9a5a2a;
  --brand-dark: #142645;
  --radius: 12px;
  --shadow: 0 10px 26px rgba(23, 23, 23, 0.08);
  --container: min(1120px, calc(100% - 2.4rem));
  --mouse-x: 50%;
  --mouse-y: 30%;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: none;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.section {
  padding: clamp(3.6rem, 6vw, 6rem) 0;
  position: relative;
}

.section-alt {
  background: #eeece6;
}

.section-dark {
  background: linear-gradient(170deg, #1d2d4d 0%, #26395f 100%);
  color: #f8f8f4;
}

.section-head {
  margin-bottom: clamp(1.4rem, 3vw, 2.1rem);
}

.section-head h2 {
  font-family: "IBM Plex Serif", serif;
  font-weight: 700;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.2;
  margin-bottom: 0.7rem;
  letter-spacing: -0.01em;
}

.section-head p {
  color: var(--muted);
  max-width: 64ch;
}

.section-dark .section-head p {
  color: rgba(236, 242, 255, 0.84);
}

.bg-shape {
  position: fixed;
  pointer-events: none;
  z-index: -1;
  border-radius: 50%;
  filter: blur(44px);
}

.bg-shape-1 {
  width: 300px;
  height: 300px;
  top: -90px;
  right: -80px;
  background: rgba(32, 60, 111, 0.09);
}

.bg-shape-2 {
  width: 340px;
  height: 340px;
  bottom: -120px;
  left: -100px;
  background: rgba(154, 90, 42, 0.08);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(245, 244, 239, 0.93);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(32, 60, 111, 0.12);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-family: "IBM Plex Serif", serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--brand);
  border: 1px solid rgba(15, 47, 122, 0.2);
  border-radius: 10px;
  padding: 0.45rem 0.72rem;
}

.menu-toggle {
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 12px;
  display: grid;
  place-items: center;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.25s ease;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.main-nav {
  position: absolute;
  left: 0;
  right: 0;
  top: 72px;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 0.2rem;
  padding: 0.8rem 1.2rem;
  transform-origin: top;
  transform: scaleY(0);
  opacity: 0;
  pointer-events: none;
  transition: all 0.22s ease;
}

.main-nav.is-open {
  transform: scaleY(1);
  opacity: 1;
  pointer-events: auto;
}

.main-nav a {
  color: var(--muted);
  padding: 0.6rem 0;
  font-weight: 700;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--brand);
}

.intro-layout {
  display: grid;
  gap: 1.4rem;
  align-items: center;
}

.intro-content {
  max-width: 62ch;
}

.intro-content h1 {
  font-family: "IBM Plex Serif", serif;
  font-size: clamp(2.1rem, 5.2vw, 3.7rem);
  line-height: 1.05;
  margin: 0.4rem 0 0.7rem;
  color: #1f2d46;
}

.eyebrow {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 800;
  font-size: 0.82rem;
}

.typing {
  min-height: 1.6em;
  color: #273d6a;
  font-size: clamp(1rem, 2.6vw, 1.28rem);
  font-weight: 700;
}

.intro-text {
  color: var(--muted);
  max-width: 57ch;
}

.intro-actions {
  margin-top: 1.1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.social-links {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.social-links a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.46rem 0.8rem;
  font-weight: 700;
  color: var(--muted);
  transition: transform 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.social-links a:hover,
.social-links a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(15, 47, 122, 0.35);
  color: var(--brand);
}

/* ── Intro Visual (Code Editor) ──────────────────── */
.intro-visual {
  position: relative;
  justify-self: center;
  width: min(440px, 100%);
  perspective: 900px;
}

.iv-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  opacity: 0;
}

.iv-glow--a {
  width: 200px;
  height: 200px;
  top: -30px;
  left: -40px;
  background: rgba(249, 115, 22, 0.3);
}

.iv-glow--b {
  width: 240px;
  height: 240px;
  right: -35px;
  bottom: -25px;
  background: rgba(56, 189, 248, 0.25);
}

.iv-window {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(32, 60, 111, 0.18);
  background: #1a1f2e;
  box-shadow:
    0 30px 60px rgba(10, 20, 50, 0.32),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  opacity: 0;
  transform: translateY(30px) rotateX(6deg);
}

.iv-titlebar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  background: #161a26;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.iv-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.iv-dot--r { background: #ff5f56; }
.iv-dot--y { background: #ffbd2e; }
.iv-dot--g { background: #27c93f; }

.iv-tab {
  margin-left: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.02em;
  font-family: "IBM Plex Sans", monospace;
}

.iv-editor {
  padding: 20px 18px;
  font-family: "IBM Plex Sans", monospace;
  font-size: 0.82rem;
  line-height: 1.85;
}

.iv-line {
  display: block;
  white-space: pre;
  opacity: 0;
  transform: translateX(-12px);
}

.iv-line::before {
  content: attr(data-n);
  display: inline-block;
  width: 22px;
  margin-right: 16px;
  color: rgba(255, 255, 255, 0.16);
  text-align: right;
  font-size: 0.72rem;
}

.iv-kw  { color: #c678dd; }
.iv-fn  { color: #61afef; }
.iv-prop { color: #e06c75; }
.iv-str { color: #98c379; }

.iv-float {
  position: absolute;
  border-radius: 10px;
  padding: 6px 14px;
  font-weight: 800;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  opacity: 0;
  transform: scale(0.7);
}

.iv-float--a {
  top: 12%;
  right: -16px;
  background: rgba(249, 115, 22, 0.7);
  box-shadow: 0 8px 20px rgba(249, 115, 22, 0.3);
}

.iv-float--b {
  bottom: 30%;
  left: -20px;
  background: rgba(32, 60, 111, 0.7);
  box-shadow: 0 8px 20px rgba(32, 60, 111, 0.3);
}

.iv-float--c {
  bottom: 8%;
  right: 12%;
  background: rgba(56, 189, 248, 0.7);
  box-shadow: 0 8px 20px rgba(56, 189, 248, 0.3);
}

.iv-cursor {
  position: absolute;
  width: 2px;
  height: 16px;
  background: #61afef;
  bottom: 36px;
  left: 188px;
  opacity: 0;
  box-shadow: 0 0 8px rgba(97, 175, 239, 0.6);
}

.about-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.2rem, 3vw, 2rem);
}

.about-card h2 {
  font-family: "IBM Plex Serif", serif;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin-bottom: 1rem;
}

.about-grid {
  display: grid;
  gap: 1rem;
}

.about-grid p {
  color: var(--muted);
}

.about-grid-pro {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.about-panel {
  background: #f8f8f4;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.95rem;
}

.about-panel h3 {
  font-family: "IBM Plex Serif", serif;
  font-size: 1.04rem;
  margin-bottom: 0.35rem;
  color: #1f2d46;
}

.about-panel p {
  margin: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0.7rem 1.1rem;
  font-weight: 800;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(115deg, var(--brand), #184dbf);
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: linear-gradient(115deg, #0c2662, #133e9b);
}

.btn-ghost {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--brand);
  color: var(--brand);
}

.cards-grid {
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(15, 47, 122, 0.25);
  box-shadow: 0 24px 45px rgba(12, 32, 78, 0.16);
}

.project-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card-content {
  padding: 1rem;
}

.card-content h3 {
  font-family: "IBM Plex Serif", serif;
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
}

.card-content p {
  color: var(--muted);
  margin-bottom: 0.9rem;
}

.btn-card {
  background: transparent;
  border: 1px solid rgba(15, 47, 122, 0.22);
  color: var(--brand);
  padding: 0.45rem 0.8rem;
}

.btn-card:hover,
.btn-card:focus-visible {
  border-color: var(--brand);
  background: rgba(15, 47, 122, 0.06);
}

.status-chip {
  display: inline-flex;
  border-radius: 8px;
  padding: 0.32rem 0.7rem;
  font-size: 0.78rem;
  font-weight: 700;
  background: rgba(15, 47, 122, 0.11);
  color: var(--brand);
}

.project-catalog {
  display: grid;
  gap: 0.95rem;
}

.project-toolbar {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
}

.project-field {
  display: grid;
  gap: 0.3rem;
}

.project-field span {
  font-weight: 700;
  color: #41516f;
  font-size: 0.86rem;
}

.project-field select,
.project-field input {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 8px;
  padding: 0.55rem 0.65rem;
  font: inherit;
}

.project-field select:focus,
.project-field input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(15, 47, 122, 0.1);
}

.project-field-search {
  grid-column: span 1;
}

.project-result {
  color: #425067;
  font-weight: 700;
}

.project-grid {
  display: grid;
  gap: 1rem;
}

.project-entry {
  height: 100%;
}

.project-entry img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.project-meta {
  list-style: none;
  display: grid;
  gap: 0.22rem;
  margin-bottom: 0.7rem;
}

.project-meta li {
  color: #445066;
  font-size: 0.92rem;
}

.project-goal {
  color: #2f3c53;
  margin-bottom: 0.7rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}

.project-tags span {
  border-radius: 999px;
  border: 1px solid #d7dfec;
  background: #f8fbff;
  color: #29456d;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.2rem 0.58rem;
}

.project-empty {
  border: 1px dashed #b8c5dc;
  border-radius: 10px;
  background: #f5f8fe;
  color: #2b4164;
  font-weight: 700;
  padding: 0.85rem;
}

.project-more-wrap {
  display: flex;
  justify-content: center;
}

.project-more-wrap .btn {
  min-width: 220px;
}

.carousel {
  position: relative;
  --gap: 1rem;
}

.carousel-viewport {
  overflow: hidden;
  border-radius: var(--radius);
}

.carousel-track {
  list-style: none;
  display: flex;
  gap: var(--gap);
  transition: transform 0.36s ease;
  will-change: transform;
}

.carousel-item {
  flex: 0 0 calc((100% - var(--gap) * (var(--visible, 1) - 1)) / var(--visible, 1));
}

.carousel-btn {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 8px;
  background: var(--brand-dark);
  color: #fff;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 2;
}

.carousel-btn:hover,
.carousel-btn:focus-visible {
  background: #07163a;
}

.carousel-btn[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
}

.carousel-btn[data-action="prev"] {
  left: -10px;
}

.carousel-btn[data-action="next"] {
  right: -10px;
}

.carousel-dots {
  margin-top: 0.9rem;
  display: flex;
  justify-content: center;
  gap: 0.45rem;
}

.carousel-dots button {
  width: 10px;
  height: 10px;
  border-radius: 8px;
  border: none;
  background: #b9c7df;
  cursor: pointer;
}

.carousel-dots button.is-active {
  width: 24px;
  background: var(--brand);
}

.skills-grid {
  display: grid;
  gap: 0.8rem;
}

.skill-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  padding: 0.85rem;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.skill-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.36);
}

.skill-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.skill-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.skill-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
  filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.3));
}

.skill-logo-mono {
  filter: invert(1) brightness(1.8);
}

.skill-bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
  overflow: hidden;
}

.skill-bar span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #f97316, #fbbf24);
  transition: width 0.8s ease;
}

.cert-section {
  background:
    radial-gradient(circle at 6% 10%, rgba(249, 115, 22, 0.08), transparent 34%),
    radial-gradient(circle at 90% 86%, rgba(56, 189, 248, 0.08), transparent 34%),
    linear-gradient(145deg, #0f172a 0%, #1b263f 100%);
  color: #e2e8f0;
}

.cert-grid {
  display: grid;
  gap: 0.95rem;
}

.cert-card {
  padding: 1rem;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: rgba(15, 23, 42, 0.7);
  box-shadow: 0 16px 30px rgba(2, 6, 23, 0.35);
}

.cert-card::before {
  content: "";
  display: block;
  height: 3px;
  width: 72px;
  border-radius: 999px;
  margin-bottom: 0.8rem;
  background: linear-gradient(90deg, #f97316, #38bdf8);
}

.cert-head {
  display: flex;
  justify-content: space-between;
  gap: 0.7rem;
  align-items: flex-start;
  margin-bottom: 0.45rem;
}

.cert-head h3 {
  font-family: "IBM Plex Serif", serif;
  font-size: 1.08rem;
  color: #f8fafc;
}

.cert-status {
  border-radius: 8px;
  padding: 0.18rem 0.5rem;
  background: rgba(249, 115, 22, 0.16);
  border: 1px solid rgba(249, 115, 22, 0.45);
  color: #fdba74;
  font-size: 0.74rem;
  font-weight: 700;
  white-space: nowrap;
}

.cert-org {
  color: #bae6fd;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.cert-card p {
  color: #cbd5e1;
  margin-bottom: 0.6rem;
}

.cert-meta {
  list-style: none;
  display: grid;
  gap: 0.26rem;
  color: #94a3b8;
}

.cert-section .section-head h2 {
  color: #f8fafc;
}

.cert-section .section-head p {
  color: #cbd5e1;
}

.exp-section {
  background: linear-gradient(180deg, #f6f4ee 0%, #f2f0ea 100%);
}

.exp-pro-layout {
  display: grid;
  gap: 1rem;
}

.exp-summary {
  padding: 1.2rem;
  border-left: 4px solid var(--brand);
}

.exp-summary-kicker {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 0.35rem;
}

.exp-summary h3 {
  font-family: "IBM Plex Serif", serif;
  font-size: 1.25rem;
  margin-bottom: 0.55rem;
  color: #1f2d46;
}

.exp-summary p {
  color: var(--muted);
}

.exp-stats {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.55rem;
}

.exp-stats div {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.52rem 0.65rem;
  border-radius: 8px;
  background: #f1f4fa;
  border: 1px solid #d8e1f2;
}

.exp-stats strong {
  font-family: "IBM Plex Serif", serif;
  color: #1d2f55;
  font-size: 1.1rem;
}

.exp-stats span {
  color: #4f6187;
  font-size: 0.92rem;
}

.exp-list {
  display: grid;
  gap: 0.9rem;
}

.exp-item {
  padding: 1rem;
  border-left: 4px solid #2a4e8f;
}

.exp-item-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.7rem;
  margin-bottom: 0.6rem;
}

@media (max-width: 520px) {
  .exp-item-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .cert-head {
    flex-direction: column;
    align-items: flex-start;
  }
}

.exp-period {
  font-size: 0.8rem;
  color: #2f4d84;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.exp-item h3 {
  font-family: "IBM Plex Serif", serif;
  color: #1c2f57;
  font-size: 1.12rem;
  margin: 0.12rem 0 0.15rem;
}

.exp-role {
  color: #495976;
  font-weight: 600;
}

.exp-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
  padding: 0.18rem 0.55rem;
  background: #e7edf8;
  color: #1f3f76;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}

.exp-points {
  list-style: none;
  display: grid;
  gap: 0.45rem;
  margin-bottom: 0.72rem;
}

.exp-points li {
  position: relative;
  padding-left: 0.9rem;
  color: #475166;
}

.exp-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 0.36rem;
  height: 0.36rem;
  border-radius: 50%;
  background: #2a4e8f;
}

.exp-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.36rem;
}

.exp-stack span {
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
  border: 1px solid #d4deef;
  background: #f8fbff;
  color: #20395f;
  padding: 0.18rem 0.5rem;
  font-size: 0.76rem;
  font-weight: 700;
}

.watch-toolbar {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
}

.watch-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.watch-filter {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  border-radius: 8px;
  padding: 0.45rem 0.8rem;
  font-weight: 700;
  cursor: pointer;
}

.watch-filter:hover,
.watch-filter:focus-visible {
  border-color: var(--brand);
  color: var(--brand);
}

.watch-filter.is-active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.watch-memory {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
}

.watch-memory-info {
  color: var(--muted);
  font-weight: 700;
}

.watch-search input {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--line);
  padding: 0.62rem 0.9rem;
  font: inherit;
}

.watch-search input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(15, 47, 122, 0.14);
}

.watch-result {
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 0.8rem;
}

.watch-feed {
  min-height: 80px;
}

.watch-grid {
  display: grid;
  gap: 0.9rem;
}

.watch-card {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.watch-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.watch-card-content {
  padding: 0.9rem;
}

.watch-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.42rem;
}

.watch-badge {
  padding: 0.18rem 0.5rem;
  border-radius: 8px;
  background: rgba(15, 47, 122, 0.1);
  color: var(--brand);
  font-weight: 800;
}

.watch-card h3 {
  font-family: "IBM Plex Serif", serif;
  font-size: 1rem;
  line-height: 1.3;
  margin-bottom: 0.45rem;
}

.watch-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

.watch-empty {
  border: 1px dashed var(--line);
  border-radius: 14px;
  padding: 1.2rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.7);
}

.watch-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 0.9rem;
}

.btn-small {
  padding: 0.52rem 0.92rem;
  font-size: 0.9rem;
}

.watch-more-wrap .btn {
  min-width: 230px;
}

.tilt-card {
  will-change: auto;
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1rem, 3vw, 1.5rem);
  display: grid;
  gap: 0.9rem;
}

.contact-form label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.72rem 0.9rem;
  font: inherit;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(15, 47, 122, 0.12);
}

.site-footer {
  padding: 1.2rem 0 1.8rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.reveal {
  /* GSAP handles opacity/transform — this is the fallback for no-JS */
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 760px) {
  .carousel {
    --visible: 2;
  }

  .cards-grid,
  .skills-grid,
  .watch-grid,
  .project-grid,
  .cert-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .intro-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
    align-items: center;
  }

  .about-grid {
    grid-template-columns: 1fr 1fr;
  }

  .watch-toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .watch-search {
    width: min(340px, 100%);
  }

  .project-field-search {
    grid-column: span 1;
  }

  .intro-visual {
    justify-self: end;
    width: min(440px, 96%);
  }
}

@media (min-width: 980px) {
  .menu-toggle {
    display: none;
  }

  .main-nav {
    position: static;
    transform: none;
    opacity: 1;
    pointer-events: auto;
    background: transparent;
    border: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .main-nav a {
    padding: 0;
    font-size: 0.95rem;
  }

  .carousel {
    --visible: 3;
  }

  .cards-grid,
  .watch-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .skills-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .project-toolbar {
    grid-template-columns: repeat(4, minmax(0, 1fr)) minmax(240px, 1.2fr);
    align-items: end;
  }

  .exp-pro-layout {
    grid-template-columns: minmax(260px, 0.9fr) minmax(0, 2.1fr);
    align-items: start;
  }

  .exp-summary {
    position: sticky;
    top: 95px;
  }
}

@media (max-width: 759px) {
  .carousel {
    --visible: 1;
  }

  .carousel-btn[data-action="prev"] {
    left: 8px;
  }

  .carousel-btn[data-action="next"] {
    right: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}