/* ==========================================================================
   Liangyi Yu — Portfolio
   余梁一 · 个人作品集
   Design system: editorial × tech. Deep navy + coral signal on warm paper.
   ========================================================================== */

:root {
  --paper: #f4f2ec;
  --paper-2: #fbfaf6;
  --card: #ffffff;
  --ink: #16181d;
  --ink-soft: #26292f;
  --muted: #6b6f76;
  --faint: #9a9da3;
  --line: #e5e1d7;
  --line-strong: #d2cdbf;

  --navy: #1f3a5f;
  --navy-2: #2b517f;
  --navy-ink: #0e2136;
  --coral: #e4572e;
  --coral-soft: #f9e6de;

  --sans: "Inter", "Noto Sans SC", -apple-system, "SF Pro Text", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  --display: "Space Grotesk", "Inter", "Noto Sans SC", -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", "JetBrains Mono",
    Menlo, Consolas, monospace;

  --maxw: 1180px;
  --gutter: clamp(20px, 5vw, 48px);
  --radius: 18px;
  --radius-sm: 12px;
  --shadow-sm: 0 1px 2px rgba(22, 24, 29, 0.05),
    0 8px 24px rgba(22, 24, 29, 0.05);
  --shadow-md: 0 2px 6px rgba(22, 24, 29, 0.06),
    0 24px 48px -12px rgba(22, 24, 29, 0.16);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-snap: cubic-bezier(0.65, 0, 0.35, 1);
}

/* --------------------------------------------------------------------------
   Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0.1px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

::selection {
  background: var(--navy);
  color: #fff;
}

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

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

h1,
h2,
h3,
h4 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

section {
  position: relative;
}

/* Section label (mono eyebrow) */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 1.5px;
  background: var(--coral);
}

.eyebrow .idx {
  color: var(--faint);
}

.section-head {
  margin-bottom: clamp(36px, 6vw, 64px);
}

.section-head h2 {
  font-size: clamp(30px, 5vw, 46px);
  letter-spacing: -0.025em;
}

.section-head p.lede {
  margin: 14px 0 0;
  color: var(--muted);
  max-width: 620px;
  font-size: 16.5px;
}

/* --------------------------------------------------------------------------
   Top nav
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(244, 242, 236, 0.82);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom-color: var(--line);
  box-shadow: 0 8px 30px -20px rgba(22, 24, 29, 0.25);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand .brand-en {
  font-size: 17px;
  color: var(--ink);
}

.brand .brand-zh {
  font-size: 15px;
  color: var(--muted);
  font-weight: 500;
}

.brand .dot {
  color: var(--coral);
  font-size: 14px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 8px 13px;
  border-radius: 999px;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.nav-links a:hover {
  background: rgba(31, 58, 95, 0.08);
  color: var(--navy);
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-left: 10px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 3px;
  background: var(--card);
}

.lang-toggle button {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--muted);
  transition: all 0.22s var(--ease);
}

.lang-toggle button.active {
  background: var(--navy);
  color: #fff;
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  padding-top: clamp(140px, 20vh, 200px);
  padding-bottom: clamp(56px, 8vh, 96px);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1000px 480px at 82% -10%, rgba(31, 58, 95, 0.09), transparent 60%),
    radial-gradient(720px 420px at -8% 30%, rgba(228, 87, 46, 0.07), transparent 55%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(to right, rgba(22, 24, 29, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(22, 24, 29, 0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(760px 520px at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(760px 520px at 50% 0%, #000 30%, transparent 75%);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--navy);
  background: rgba(31, 58, 95, 0.07);
  border: 1px solid rgba(31, 58, 95, 0.16);
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 26px;
}

.hero-eyebrow .pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2fb27c;
  box-shadow: 0 0 0 0 rgba(47, 178, 124, 0.5);
  animation: pulse 2.2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(47, 178, 124, 0.45); }
  70% { box-shadow: 0 0 0 9px rgba(47, 178, 124, 0); }
  100% { box-shadow: 0 0 0 0 rgba(47, 178, 124, 0); }
}

.hero h1 {
  font-size: clamp(44px, 9.5vw, 108px);
  letter-spacing: -0.035em;
  line-height: 0.98;
}

.hero h1 .zh {
  display: block;
  font-size: clamp(30px, 5.4vw, 58px);
  color: var(--navy);
  letter-spacing: 0.02em;
  margin-top: 8px;
  font-weight: 600;
}

.hero .headline {
  font-size: clamp(17px, 2.3vw, 21px);
  color: var(--ink-soft);
  margin: 26px 0 0;
  max-width: 640px;
  font-weight: 450;
}

.hero .headline em {
  font-style: normal;
  color: var(--coral);
  font-weight: 600;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 999px;
  transition: transform 0.2s var(--ease), box-shadow 0.25s var(--ease),
    background 0.2s var(--ease), color 0.2s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--navy);
  color: #fff;
  box-shadow: 0 10px 26px -10px rgba(31, 58, 95, 0.6);
}

.btn-primary:hover {
  background: var(--navy-2);
  box-shadow: 0 16px 34px -12px rgba(31, 58, 95, 0.65);
}

.btn-ghost {
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--line-strong);
}

.btn-ghost:hover {
  border-color: var(--navy);
  color: var(--navy);
}

.btn .arr {
  transition: transform 0.25s var(--ease);
}

.btn:hover .arr {
  transform: translateX(3px);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-meta b {
  color: var(--ink);
  font-weight: 600;
}

.scroll-cue {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--faint);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.scroll-cue::after {
  content: "";
  width: 1px;
  height: 34px;
  background: linear-gradient(var(--faint), transparent);
  animation: cue 2s var(--ease) infinite;
}

@keyframes cue {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Marquee strip */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-2);
  overflow: hidden;
  padding: 16px 0;
}

.marquee-track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee 32s linear infinite;
}

.marquee:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 22px;
  padding: 0 22px;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  white-space: nowrap;
}

.marquee-item .sep {
  color: var(--coral);
  font-size: 18px;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* --------------------------------------------------------------------------
   Projects
   -------------------------------------------------------------------------- */
.work {
  padding: clamp(72px, 10vh, 120px) 0;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.project-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease),
    border-color 0.3s var(--ease);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--line-strong);
}

.project-card.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
}

.project-card.featured .project-media {
  height: 100%;
  min-height: 340px;
}

.project-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #e9e6de;
}

.project-card.featured .project-media {
  aspect-ratio: auto;
}

.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.project-card:hover .project-media img {
  transform: scale(1.045);
}

.project-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14, 33, 54, 0) 55%, rgba(14, 33, 54, 0.42) 100%);
  opacity: 0.85;
  transition: opacity 0.3s var(--ease);
}

.project-card:hover .project-media::after {
  opacity: 0.95;
}

.project-media .view-hint {
  position: absolute;
  right: 16px;
  bottom: 14px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: #fff;
  background: rgba(14, 33, 54, 0.5);
  backdrop-filter: blur(6px);
  padding: 7px 13px;
  border-radius: 999px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.project-card:hover .project-media .view-hint {
  opacity: 1;
  transform: translateY(0);
}

.project-year {
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 2;
  font-family: var(--mono);
  font-size: 12px;
  color: #fff;
  letter-spacing: 0.04em;
}

.project-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.project-card.featured .project-body {
  justify-content: center;
  padding: clamp(24px, 4vw, 44px);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tag {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--navy);
  background: rgba(31, 58, 95, 0.08);
  border: 1px solid rgba(31, 58, 95, 0.14);
  padding: 4px 10px;
  border-radius: 6px;
}

.project-body h3 {
  font-size: clamp(20px, 2.4vw, 27px);
  letter-spacing: -0.015em;
}

.project-body .sub {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}

.project-body .role {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--faint);
}

.project-foot {
  margin-top: auto;
  padding-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  font-size: 14px;
  color: var(--navy);
}

.project-link .arr {
  transition: transform 0.25s var(--ease);
}

.project-card:hover .project-link .arr {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   About / Experience / Education
   -------------------------------------------------------------------------- */
.about {
  padding: clamp(72px, 10vh, 120px) 0;
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(36px, 6vw, 72px);
}

.profile-text p {
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.75;
  color: var(--ink-soft);
  margin: 0 0 18px;
}

.profile-text p:last-child {
  margin-bottom: 0;
}

.profile-text .hl {
  color: var(--navy);
  font-weight: 600;
}

.timeline {
  position: relative;
  padding-left: 26px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 1.5px;
  background: linear-gradient(var(--line-strong), var(--line));
}

.tl-block + .tl-block {
  margin-top: 30px;
}

.tl-item {
  position: relative;
}

.tl-item::before {
  content: "";
  position: absolute;
  left: -25.5px;
  top: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--card);
  border: 2.5px solid var(--navy);
}

.tl-item .tl-date {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--coral);
  letter-spacing: 0.02em;
}

.tl-item h4 {
  font-size: 17px;
  margin: 4px 0 2px;
}

.tl-item .tl-org {
  color: var(--muted);
  font-size: 14.5px;
  font-weight: 500;
}

.tl-item .tl-desc {
  color: var(--muted);
  font-size: 14.5px;
  margin: 6px 0 0;
}

.tl-sub {
  margin-top: 14px;
  padding-left: 4px;
}

.tl-sub li {
  color: var(--ink-soft);
  font-size: 14px;
  margin-bottom: 5px;
}

/* --------------------------------------------------------------------------
   Skills
   -------------------------------------------------------------------------- */
.skills {
  padding: clamp(72px, 10vh, 120px) 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.skill-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 24px 22px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.skill-card .icon {
  font-size: 24px;
  margin-bottom: 14px;
}

.skill-card h4 {
  font-size: 16.5px;
  margin-bottom: 12px;
}

.skill-card .items {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.skill-card .chip {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-soft);
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 5px 11px;
  border-radius: 8px;
}

/* --------------------------------------------------------------------------
   Awards
   -------------------------------------------------------------------------- */
.awards {
  padding: clamp(60px, 9vh, 100px) 0;
  background: var(--paper-2);
  border-top: 1px solid var(--line);
}

.awards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.award-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.award-item .year {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--coral);
}

.award-item h4 {
  font-size: 17px;
  margin: 8px 0 6px;
}

.award-item .org {
  color: var(--muted);
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   Contact / footer
   -------------------------------------------------------------------------- */
.contact {
  padding: clamp(80px, 12vh, 140px) 0 clamp(60px, 8vh, 90px);
  background: var(--navy-ink);
  color: #dfe6ee;
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 500px at 90% 0%, rgba(228, 87, 46, 0.14), transparent 55%),
    radial-gradient(700px 500px at 0% 100%, rgba(43, 81, 127, 0.28), transparent 55%);
}

.contact .wrap {
  position: relative;
  z-index: 1;
}

.contact h2 {
  color: #fff;
  font-size: clamp(34px, 6vw, 62px);
  letter-spacing: -0.03em;
  max-width: 720px;
}

.contact .big-email {
  display: inline-block;
  margin-top: 28px;
  font-family: var(--display);
  font-size: clamp(20px, 3.4vw, 34px);
  font-weight: 600;
  color: #fff;
  border-bottom: 2px solid var(--coral);
  padding-bottom: 4px;
  transition: color 0.25s var(--ease);
}

.contact .big-email:hover {
  color: var(--coral);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  margin-top: 56px;
  padding-top: 44px;
  border-top: 1px solid rgba(223, 230, 238, 0.16);
}

.contact-item {
  margin-bottom: 22px;
}

.contact-item .label {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(223, 230, 238, 0.55);
  margin-bottom: 6px;
}

.contact-item .value {
  font-size: 16px;
  color: #fff;
  font-weight: 500;
}

.contact-item .value a {
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.contact-item .value a:hover {
  color: var(--coral);
  border-color: var(--coral);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 48px;
  padding-top: 26px;
  border-top: 1px solid rgba(223, 230, 238, 0.16);
  font-family: var(--mono);
  font-size: 12.5px;
  color: rgba(223, 230, 238, 0.55);
}

.footer-bottom a:hover {
  color: #fff;
}

/* --------------------------------------------------------------------------
   Project modal
   -------------------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  visibility: hidden;
  pointer-events: none;
}

.modal.open {
  visibility: visible;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(14, 20, 28, 0.55);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}

.modal.open .modal-backdrop {
  opacity: 1;
}

.modal-panel {
  position: relative;
  width: min(1040px, 100%);
  max-height: 92vh;
  background: var(--paper-2);
  border-radius: 24px 24px 0 0;
  overflow-y: auto;
  transform: translateY(60px);
  transition: transform 0.45s var(--ease-snap);
  box-shadow: 0 -20px 60px -20px rgba(14, 20, 28, 0.5);
}

.modal.open .modal-panel {
  transform: translateY(0);
}

.modal-close {
  position: sticky;
  top: 12px;
  z-index: 6;
  width: 40px;
  height: 40px;
  margin: 12px 12px -52px auto;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(14, 20, 28, 0.7);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.modal-close:hover {
  background: var(--coral);
  transform: rotate(90deg);
}

.modal-hero {
  position: relative;
  max-height: 46vh;
  overflow: hidden;
  background: #e9e6de;
}

.modal-hero img {
  width: 100%;
  height: 46vh;
  object-fit: cover;
  object-position: center 30%;
}

.modal-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14,20,28,0.05) 30%, rgba(14,20,28,0.35) 100%);
}

.modal-content {
  padding: clamp(24px, 4vw, 44px);
}

.modal-content .m-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.modal-content h3 {
  font-size: clamp(24px, 4vw, 36px);
  letter-spacing: -0.02em;
}

.modal-content .m-sub {
  color: var(--muted);
  font-size: 16.5px;
  margin: 10px 0 6px;
}

.modal-content .m-role {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--coral);
  margin-bottom: 20px;
}

.modal-content .m-desc {
  margin: 0 0 26px;
  padding-left: 0;
  list-style: none;
}

.modal-content .m-desc li {
  position: relative;
  padding-left: 20px;
  color: var(--ink-soft);
  margin-bottom: 9px;
  font-size: 15.5px;
  line-height: 1.65;
}

.modal-content .m-desc li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--coral);
  font-family: var(--mono);
  font-size: 13px;
}

.m-resources {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.m-resources .btn {
  padding: 11px 20px;
  font-size: 14px;
}

.m-videos {
  width: 100%;
  margin-top: 22px;
  display: grid;
  gap: 16px;
}

.m-videos video {
  width: 100%;
  border-radius: var(--radius-sm);
  background: #000;
  aspect-ratio: 16 / 9;
}

/* --------------------------------------------------------------------------
   Reveal animations
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.revealed {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.06s; }
.reveal-delay-2 { transition-delay: 0.12s; }
.reveal-delay-3 { transition-delay: 0.18s; }
.reveal-delay-4 { transition-delay: 0.24s; }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .work-grid {
    grid-template-columns: 1fr;
  }
  .project-card.featured {
    grid-column: auto;
    display: flex;
  }
  .project-card.featured .project-media {
    aspect-ratio: 4 / 3;
    min-height: 0;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .skills-grid,
  .awards-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: var(--paper-2);
    border-bottom: 1px solid var(--line);
    padding: 14px var(--gutter) 18px;
    box-shadow: var(--shadow-md);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
  }
  .nav-links.open {
    transform: none;
    opacity: 1;
    visibility: visible;
  }
  .nav-links a {
    padding: 12px 14px;
  }
  .lang-toggle {
    margin-left: 0;
    align-self: flex-start;
  }
  .nav-burger {
    display: flex;
  }
  .skills-grid,
  .awards-grid {
    grid-template-columns: 1fr;
  }
  .hero-meta {
    gap: 10px 18px;
    font-size: 12px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  .hero-eyebrow .pulse { animation: none; }
  .scroll-cue::after { animation: none; }
}