/* ============================================================
   Simone Cardinali — 3D Artist & Game Developer
   Dark viewport aesthetic · vanilla CSS, no build step
   ============================================================ */

:root {
  --bg: #0a0c12;
  --bg-2: #0e111a;
  --panel: rgba(255, 255, 255, 0.028);
  --panel-solid: #12151f;
  --line: rgba(255, 255, 255, 0.09);
  --line-soft: rgba(255, 255, 255, 0.055);
  --text: #e9ecf4;
  --muted: #9aa3b8;
  --faint: #6b7387;
  --acc: #ff8a2a;          /* Blender orange */
  --acc-soft: #ffb56b;
  --acc-2: #59c2ff;        /* engine cyan */
  --acc-glow: rgba(255, 138, 42, 0.35);
  --font-d: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-m: "IBM Plex Mono", ui-monospace, "Cascadia Code", Consolas, monospace;
  --radius: 16px;
  --nav-h: 66px;
  --shell: 1140px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 18px);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-d);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--acc); color: #16100a; }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

:focus-visible {
  outline: 2px solid var(--acc);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- background décor ---------- */

.bg-grid,
.bg-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.bg-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 30%, transparent 75%);
          mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 30%, transparent 75%);
}

.bg-glow::before,
.bg-glow::after {
  content: "";
  position: absolute;
  width: 55vw;
  height: 55vw;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.14;
}

.bg-glow::before {
  background: var(--acc);
  top: -22vw;
  left: -18vw;
}

.bg-glow::after {
  background: var(--acc-2);
  bottom: -25vw;
  right: -18vw;
  opacity: 0.1;
}

main, .nav, .footer { position: relative; z-index: 1; }

/* ---------- nav ---------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 50;
  display: flex;
  align-items: center;
  background: rgba(10, 12, 18, 0.72);
  -webkit-backdrop-filter: blur(14px);
          backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.nav-inner {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-m);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: var(--text);
}

.brand-badge {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 0.72rem;
  color: #16100a;
  background: linear-gradient(135deg, var(--acc), #ffae57);
  box-shadow: 0 0 18px var(--acc-glow);
}

.brand-name .tld { color: var(--faint); }

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.nav-links a {
  font-size: 0.86rem;
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.nav-links a.active { color: var(--acc); }

.lang-toggle {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 3px;
  gap: 2px;
  font-family: var(--font-m);
  font-size: 0.72rem;
}

.lang-toggle button {
  padding: 4px 10px;
  border-radius: 99px;
  color: var(--muted);
  transition: 0.2s;
}

.lang-toggle button[aria-pressed="true"] {
  background: var(--acc);
  color: #16100a;
  font-weight: 600;
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.burger span {
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 40px) 24px 60px;
}

.hero-inner {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  font-family: var(--font-m);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acc);
  display: flex;
  align-items: center;
  gap: 12px;
}

.eyebrow::before { content: "//"; color: var(--faint); letter-spacing: 0; }

.hero h1 {
  font-size: clamp(2.9rem, 7.2vw, 5.2rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin: 18px 0 22px;
  background: linear-gradient(105deg, #ffffff 30%, #ffd9ae 62%, var(--acc) 95%);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}

.hero-tagline {
  color: var(--muted);
  max-width: 46ch;
  font-size: 1.06rem;
}

.hero-tagline strong { color: var(--text); font-weight: 600; }

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 22px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--acc), #ff9d47);
  color: #16100a;
  box-shadow: 0 6px 24px var(--acc-glow);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 32px var(--acc-glow); }

.btn-ghost {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.btn-ghost:hover { border-color: var(--acc); transform: translateY(-2px); }

.btn .arr { transition: transform 0.2s; }
.btn:hover .arr { transform: translate(2px, -2px); }

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 30px;
  font-family: var(--font-m);
  font-size: 0.78rem;
}

.hero-links a {
  color: var(--faint);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: color 0.2s;
}

.hero-links a:hover { color: var(--acc); }
.hero-links svg { width: 14px; height: 14px; }

/* ---------- 3D viewport panel ---------- */

.viewport {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 100% at 30% 0%, rgba(255, 138, 42, 0.06), transparent 55%),
    linear-gradient(180deg, #10131d, #0b0d15);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

.viewport::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.vp-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 16px;
  font-family: var(--font-m);
  font-size: 0.7rem;
  color: var(--faint);
  border-bottom: 1px solid var(--line-soft);
}

.vp-bar .file { color: var(--muted); }
.vp-bar .file::before { content: "●"; color: var(--acc); margin-right: 8px; font-size: 0.6rem; }
.vp-stats { display: flex; gap: 14px; white-space: nowrap; }
.vp-stats b { color: var(--acc-2); font-weight: 500; }

#vp-canvas {
  display: block;
  width: 100%;
  height: 400px;
  cursor: grab;
  touch-action: pan-y;
}

#vp-canvas.dragging { cursor: grabbing; }

.vp-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-m);
  font-size: 0.68rem;
  color: var(--faint);
}

.vp-modes { display: flex; gap: 6px; }

.vp-modes button {
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-family: var(--font-m);
  font-size: 0.68rem;
  transition: 0.2s;
}

.vp-modes button[aria-pressed="true"] {
  color: var(--acc);
  border-color: var(--acc);
  background: rgba(255, 138, 42, 0.08);
}

.vp-hint { text-align: right; }
.vp-hint kbd {
  font-family: inherit;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  margin: 0 1px;
  color: var(--muted);
}

/* corner brackets */
.viewport .corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1.5px solid rgba(255, 138, 42, 0.5);
  pointer-events: none;
}

.corner.tl { top: 52px; left: 10px; border-right: 0; border-bottom: 0; }
.corner.tr { top: 52px; right: 10px; border-left: 0; border-bottom: 0; }
.corner.bl { bottom: 48px; left: 10px; border-right: 0; border-top: 0; }
.corner.br { bottom: 48px; right: 10px; border-left: 0; border-top: 0; }

/* scroll indicator */
.scroll-hint {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-m);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faint);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.scroll-hint::after {
  content: "";
  width: 1px;
  height: 34px;
  background: linear-gradient(var(--acc), transparent);
  animation: drip 1.8s ease-in-out infinite;
}

@keyframes drip {
  0% { transform: scaleY(0); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: top; }
  56% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- sections ---------- */

.section {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 104px 24px 24px;
}

.section-head { margin-bottom: 42px; }

.section-head h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.5rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-top: 14px;
  max-width: 24ch;
}

/* ---------- about ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-text p { color: var(--muted); margin-bottom: 18px; max-width: 58ch; }
.about-text p strong { color: var(--text); font-weight: 600; }
.about-text p .hl { color: var(--acc); font-weight: 600; }

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.stat {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 22px 20px 18px;
  transition: border-color 0.25s, transform 0.25s;
}

.stat:hover { border-color: rgba(255, 138, 42, 0.55); transform: translateY(-3px); }

.stat b {
  display: block;
  font-family: var(--font-m);
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--acc);
  line-height: 1.1;
}

.stat span {
  display: block;
  margin-top: 7px;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.4;
}

/* ---------- timeline (experience + education) ---------- */

.timeline {
  position: relative;
  display: grid;
  gap: 22px;
  padding-left: 34px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 1.5px;
  background: linear-gradient(transparent, var(--line) 8%, var(--line) 92%, transparent);
}

.t-item { position: relative; }

/* keyframe diamond marker */
.t-item::before {
  content: "";
  position: absolute;
  left: -32.5px;
  top: 26px;
  width: 9px;
  height: 9px;
  background: var(--acc);
  transform: rotate(45deg);
  box-shadow: 0 0 0 4px rgba(255, 138, 42, 0.15), 0 0 14px var(--acc-glow);
}

.t-item.dim::before { background: var(--faint); box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.06); }

.t-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 26px 28px;
  transition: border-color 0.25s, background 0.25s;
}

.t-card:hover { border-color: rgba(255, 255, 255, 0.2); background: rgba(255, 255, 255, 0.04); }

.t-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin-bottom: 4px;
}

.t-top h3 { font-size: 1.12rem; letter-spacing: -0.01em; }

.t-badge {
  font-family: var(--font-m);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--acc-2);
  border: 1px solid rgba(89, 194, 255, 0.35);
  border-radius: 6px;
  padding: 2px 8px;
  white-space: nowrap;
}

.t-meta {
  font-family: var(--font-m);
  font-size: 0.72rem;
  color: var(--faint);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  margin-bottom: 14px;
}

.t-meta .org { color: var(--muted); }
.t-meta .date { color: var(--acc); }

.t-card ul { display: grid; gap: 7px; color: var(--muted); font-size: 0.94rem; }

.t-card ul li {
  padding-left: 18px;
  position: relative;
}

.t-card ul li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--acc);
  font-size: 0.8rem;
}

.t-note {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--faint);
  font-style: italic;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 16px;
}

.tag {
  font-family: var(--font-m);
  font-size: 0.68rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.02);
}

/* ---------- featured project ---------- */

.project-card {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(140deg, rgba(255, 138, 42, 0.05), rgba(89, 194, 255, 0.04) 60%, transparent), var(--panel-solid);
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
}

.project-media {
  position: relative;
  min-height: 300px;
  background: #0d0f17;
  overflow: hidden;
}

.project-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.project-media .noart {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  background:
    radial-gradient(80% 90% at 25% 20%, rgba(255, 138, 42, 0.25), transparent 60%),
    radial-gradient(90% 80% at 80% 85%, rgba(89, 194, 255, 0.2), transparent 60%),
    #0d0f17;
  font-family: var(--font-m);
  font-size: 2.4rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--acc);
  text-shadow: 0 0 30px var(--acc-glow);
}

.project-media.broken img { display: none; }
.project-media.broken .noart { display: grid; }

.project-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 70%, rgba(18, 21, 31, 0.9));
  pointer-events: none;
}

.project-body { padding: 38px 38px 34px; display: flex; flex-direction: column; gap: 16px; }

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  font-family: var(--font-m);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #7ee0a3;
  border: 1px solid rgba(126, 224, 163, 0.35);
  border-radius: 99px;
  padding: 5px 12px;
}

.status-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #7ee0a3;
  animation: pulse 1.8s ease-in-out infinite;
}

@keyframes pulse {
  50% { opacity: 0.3; }
}

.project-body h3 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.project-body .game-desc { color: var(--muted); font-size: 0.95rem; }

.role-box {
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--acc);
  border-radius: 10px;
  padding: 14px 18px;
  background: rgba(255, 138, 42, 0.04);
}

.role-box .label {
  font-family: var(--font-m);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acc);
  display: block;
  margin-bottom: 8px;
}

.role-box p { font-size: 0.92rem; color: var(--text); }

.project-cta { margin-top: auto; padding-top: 10px; }

/* ---------- skills ---------- */

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.skill-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 26px 26px 24px;
  transition: border-color 0.25s, transform 0.25s;
}

.skill-card:hover { border-color: rgba(89, 194, 255, 0.45); transform: translateY(-3px); }

.skill-card > .sk-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.sk-head .idx {
  font-family: var(--font-m);
  font-size: 0.66rem;
  color: var(--acc);
}

.sk-head h3 { font-size: 1.02rem; letter-spacing: 0.01em; }

.sk-sub {
  font-family: var(--font-m);
  font-size: 0.7rem;
  color: var(--faint);
  margin: 14px 0 8px;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; }

.chip {
  font-size: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 6px 13px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.025);
  transition: 0.2s;
}

.chip:hover { border-color: var(--acc); color: var(--acc); }
.chip.dim { color: var(--faint); }

/* ---------- languages ---------- */

.lang-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.lang-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 26px 28px;
}

.lang-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.lang-top h3 { font-size: 1.05rem; }

.lang-top .lvl {
  font-family: var(--font-m);
  font-size: 0.72rem;
  color: var(--acc);
}

.cefr {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 5px;
}

.cefr i {
  height: 7px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.07);
}

.cefr i.on { background: linear-gradient(90deg, var(--acc), #ffae57); box-shadow: 0 0 10px rgba(255, 138, 42, 0.3); }

.cefr-labels {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 5px;
  margin-top: 7px;
  font-family: var(--font-m);
  font-size: 0.62rem;
  color: var(--faint);
  text-align: center;
}

.cefr-labels span.cur { color: var(--acc); font-weight: 600; }

.lang-note { margin-top: 16px; font-size: 0.8rem; color: var(--faint); line-height: 1.5; }

/* ---------- contact ---------- */

.contact { text-align: center; padding-bottom: 90px; }

.contact .section-head h2 { max-width: none; }

.contact-sub { color: var(--muted); max-width: 54ch; margin: -26px auto 40px; }

.contact-mail {
  font-size: clamp(1.15rem, 3vw, 1.65rem);
  font-family: var(--font-m);
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 20px 34px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.contact-mail:hover {
  border-color: var(--acc);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(255, 138, 42, 0.15);
}

.contact-mail .at { color: var(--acc); }

.contact-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 26px;
}

.contact-cards > a,
.contact-cards > span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-m);
  font-size: 0.78rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 18px;
  transition: 0.2s;
}

.contact-cards > a:hover { color: var(--acc); border-color: var(--acc); }
.contact-cards svg { width: 15px; height: 15px; }

.contact-extra {
  margin-top: 30px;
  font-family: var(--font-m);
  font-size: 0.7rem;
  color: var(--faint);
  letter-spacing: 0.06em;
}

/* ---------- footer ---------- */

.footer {
  border-top: 1px solid var(--line-soft);
  padding: 26px 24px 30px;
}

.footer-inner {
  max-width: var(--shell);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  font-family: var(--font-m);
  font-size: 0.7rem;
  color: var(--faint);
}

.footer a { color: var(--muted); transition: color 0.2s; }
.footer a:hover { color: var(--acc); }

/* ---------- reveal animations ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--d, 0s);
}

[data-reveal].revealed { opacity: 1; transform: none; }

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  #vp-canvas { height: 330px; }
  .about-grid { grid-template-columns: 1fr; }
  .project-card { grid-template-columns: 1fr; }
  .project-media { min-height: 220px; }
  .project-media::after { background: linear-gradient(180deg, transparent 60%, rgba(18, 21, 31, 0.9)); }
}

@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    background: #0b0d14;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    padding: 14px 20px 20px;
    gap: 2px;
    display: none;
  }

  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 10px; font-size: 1rem; }
  .burger { display: flex; margin-left: auto; }
  .lang-toggle { margin-left: 0; }
  .nav-inner { gap: 12px; }
}

@media (max-width: 640px) {
  .section { padding-top: 84px; }
  .skills-grid, .lang-grid, .stat-grid { grid-template-columns: 1fr; }
  .t-card { padding: 22px; }
  .timeline { padding-left: 28px; }
  .t-item::before { left: -26.5px; }
  .hero { padding-top: calc(var(--nav-h) + 24px); }
  .scroll-hint { display: none; }
  .project-body { padding: 28px 24px; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .scroll-hint::after { animation: none; }
  .status-chip::before { animation: none; }

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn, .stat, .skill-card, .contact-mail { transition: none; }
}

/* ---------- print ---------- */

@media print {
  .bg-grid, .bg-glow, .nav, .scroll-hint, .viewport, .footer { display: none !important; }

  body { background: #fff; color: #111; font-size: 12px; }

  .hero { min-height: auto; padding: 20px 0; }
  .hero h1 { -webkit-text-fill-color: #111; color: #111; background: none; font-size: 2rem; }
  .hero-tagline, .about-text p, .t-card ul, .game-desc { color: #333; }

  .section { padding: 18px 0; }

  .t-card, .skill-card, .stat, .lang-card, .project-card, .role-box {
    border-color: #ddd;
    background: #fff;
    color: #111;
  }

  [data-reveal] { opacity: 1; transform: none; }
}