/* =========================================================
   Arya Permadi — Developer Portfolio
   Hand-authored CSS. No build step required.
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
  --bg: #eef1f4;
  --bg-elevated: #ffffff;
  --bg-inset: #e4e8ed;
  --text: #1b1e27;
  --text-muted: #545b6d;
  --border: rgba(27, 30, 39, 0.12);
  --border-strong: rgba(27, 30, 39, 0.22);
  --accent: #b1701f;
  --accent-strong: #935912;
  --accent-soft: rgba(177, 112, 31, 0.12);
  --ink-blue: #2b4c6f;
  --ink-blue-soft: rgba(43, 76, 111, 0.1);
  --shadow: 0 20px 44px -28px rgba(20, 24, 34, 0.35);

  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Menlo, monospace;

  --container: 1120px;
  --gutter: clamp(1.25rem, 5vw, 3.5rem);
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 220ms;
  --dur-med: 460ms;
  --dur-slow: 900ms;

  color-scheme: light;
}

html.dark {
  --bg: #12141c;
  --bg-elevated: #1a1d28;
  --bg-inset: #1f2330;
  --text: #e9e7e0;
  --text-muted: #9aa0b1;
  --border: rgba(233, 231, 224, 0.12);
  --border-strong: rgba(233, 231, 224, 0.24);
  --accent: #e0a25a;
  --accent-strong: #f0b877;
  --accent-soft: rgba(224, 162, 90, 0.14);
  --ink-blue: #7fa3c4;
  --ink-blue-soft: rgba(127, 163, 196, 0.14);
  --shadow: 0 24px 60px -30px rgba(0, 0, 0, 0.65);
  color-scheme: dark;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; }
#top, #about, #skills, #work, #achievements, #social, #contact, #main {
  scroll-margin-top: 90px;
}
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--dur-med) var(--ease), color var(--dur-med) var(--ease);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul { list-style: none; padding: 0; }
input, textarea { font: inherit; color: inherit; }

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

.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 999;
  background: var(--accent);
  color: #12141c;
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius-s);
  font-weight: 600;
  transition: top var(--dur-fast) var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
section { position: relative; }
.section-pad { padding-block: clamp(4.5rem, 9vw, 7.5rem); }

.section-head {
  max-width: 46ch;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}
.section-head .index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.02em;
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 4.2vw, 2.9rem);
  line-height: 1.15;
  margin-top: 0.5rem;
  letter-spacing: -0.01em;
}
.section-head p {
  margin-top: 0.9rem;
  color: var(--text-muted);
  font-size: 1.02rem;
  max-width: 42ch;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; }

/* ---------- Buttons ---------- */
.btn {
  --btn-fg: var(--bg);
  --btn-bg: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--btn-bg);
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn:active { transform: translateY(0); }
.btn .chev {
  transition: transform var(--dur-fast) var(--ease);
  display: inline-block;
}
.btn:hover .chev { transform: translateX(4px); }

.btn-primary { --btn-bg: var(--accent); --btn-fg: #17130b; border-color: var(--accent); }
html.dark .btn-primary { --btn-fg: #17130b; }

.btn-ghost {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--bg-inset); }

.btn-sm { padding: 0.6rem 1.1rem; font-size: 0.85rem; }

/* ---------- Navbar ---------- */
#top-sentinel { position: absolute; top: 0; height: 1px; width: 1px; }

.nav {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 90;
  padding-block: 1.1rem;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease),
    backdrop-filter var(--dur-fast) var(--ease), padding var(--dur-fast) var(--ease);
}
.nav.scrolled {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
  padding-block: 0.75rem;
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.05rem;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  border: 1px solid var(--border);
}
html.dark .brand-mark { color: var(--accent); }

.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  position: relative;
  font-size: 0.92rem;
  color: var(--text-muted);
  padding-block: 0.3rem;
  transition: color var(--dur-fast) var(--ease);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  height: 1.5px;
  width: 0;
  background: var(--accent);
  transition: width var(--dur-fast) var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-links a[aria-current="true"] { color: var(--text); }
.nav-links a[aria-current="true"]::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 0.6rem; }

.icon-btn {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.icon-btn:hover { background: var(--bg-inset); color: var(--text); }
.icon-btn svg { width: 18px; height: 18px; }

.menu-toggle { display: inline-flex; }
@media (min-width: 900px) {
  .nav-links { display: flex; }
  .menu-toggle { display: none; }
}

/* Sun/moon swap */
.theme-toggle .icon-moon { display: block; }
.theme-toggle .icon-sun { display: none; }
html.dark .theme-toggle .icon-moon { display: none; }
html.dark .theme-toggle .icon-sun { display: block; }

/* ---------- Mobile menu ---------- */
.mobile-menu {
  position: fixed;
  inset-block: 0;
  right: 0;
  width: min(84vw, 320px);
  background: var(--bg-elevated);
  border-left: 1px solid var(--border);
  z-index: 110;
  padding: 1.5rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transform: translateX(100%);
  transition: transform var(--dur-med) var(--ease);
  overflow-y: auto;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-head { display: flex; justify-content: flex-end; margin-bottom: 1.5rem; }
.mobile-menu a {
  padding: 0.85rem 0.25rem;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.mobile-menu a:hover { color: var(--accent); }

.backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 11, 15, 0.45);
  z-index: 105;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-med) var(--ease);
}
.backdrop.open { opacity: 1; pointer-events: auto; }
html:has(.mobile-menu.open) { overflow: hidden; }

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 960px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 2rem; }
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid var(--border);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
}
html.dark .hero-kicker { color: var(--accent); }
.hero-kicker .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
}

.hero h1 {
  margin-top: 1.1rem;
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -0.015em;
}
.hero h1 .role {
  display: block;
  color: var(--text-muted);
  font-size: 0.42em;
  font-family: var(--font-body);
  font-weight: 500;
  margin-top: 0.6rem;
  letter-spacing: 0;
}

.hero p.lede {
  margin-top: 1.5rem;
  max-width: 52ch;
  font-size: 1.08rem;
  color: var(--text-muted);
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 2.2rem; }

.hero-visual { position: relative; aspect-ratio: 1 / 1; max-width: 460px; margin-inline: auto; }
.hero-visual svg { width: 100%; height: 100%; }
.schematic-line { stroke: var(--ink-blue); stroke-opacity: 0.45; }
.schematic-node { fill: var(--bg-elevated); stroke: var(--accent); stroke-width: 1.4; }
.schematic-node.filled { fill: var(--accent); stroke: none; }
.schematic-pulse { animation: pulse-node 3.6s var(--ease) infinite; transform-origin: center; }
.schematic-drift { animation: drift 9s ease-in-out infinite; }
.schematic-drift-slow { animation: drift 13s ease-in-out infinite reverse; }

@keyframes pulse-node {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.18); }
}
@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(6px, -8px); }
}

/* ---------- Page-load sequence ---------- */
[data-load] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease);
}
html.is-loaded [data-load] { opacity: 1; transform: translateY(0); }
html.is-loaded [data-load="1"] { transition-delay: 40ms; }
html.is-loaded [data-load="2"] { transition-delay: 140ms; }
html.is-loaded [data-load="3"] { transition-delay: 240ms; }
html.is-loaded [data-load="4"] { transition-delay: 340ms; }
html.is-loaded [data-load="5"] { transition-delay: 440ms; }
html.is-loaded [data-load="6"] { transition-delay: 540ms; }

.preloader {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 520ms var(--ease), visibility 520ms var(--ease);
}
.preloader-mark {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.preloader-mark .bar {
  width: 46px; height: 2px; background: var(--border-strong); position: relative; overflow: hidden; border-radius: 2px;
}
.preloader-mark .bar::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--accent);
  transform: translateX(-100%);
  animation: bar-fill 900ms var(--ease) forwards;
}
@keyframes bar-fill { to { transform: translateX(0); } }
html.is-loaded .preloader { opacity: 0; visibility: hidden; }

/* ---------- Scroll reveal ---------- */
.reveal, .reveal-left, .reveal-right, .reveal-scale {
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
  transition-delay: calc(var(--i, 0) * 70ms);
}
.reveal { transform: translateY(22px); }
.reveal-left { transform: translateX(-24px); }
.reveal-right { transform: translateX(24px); }
.reveal-scale { transform: scale(0.96); }
.reveal.is-visible, .reveal-left.is-visible, .reveal-right.is-visible, .reveal-scale.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 6vw, 4.5rem);
}
@media (min-width: 900px) {
  .about-grid { grid-template-columns: 0.8fr 1.2fr; align-items: start; }
}
.about-portrait {
  position: relative;
  max-width: 280px;
  margin-inline: auto;
}
.about-portrait img {
  border-radius: var(--radius-l);
  border: 1px solid var(--border);
}
.about-portrait::before {
  content: "";
  position: absolute;
  inset: 14px -14px -14px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-l);
  z-index: -1;
}
.about-text p { color: var(--text-muted); max-width: 58ch; }

.info-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-top: 2.2rem;
}
.info-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 1.4rem;
  background: var(--bg-elevated);
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.info-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.info-card .icon {
  width: 32px; height: 32px;
  color: var(--accent-strong);
  margin-bottom: 0.9rem;
}
html.dark .info-card .icon { color: var(--accent); }
.info-card h3 { font-size: 1.02rem; font-weight: 600; font-family: var(--font-body); }
.info-card p { font-size: 0.88rem; color: var(--text-muted); margin-top: 0.4rem; }

.tools-row { margin-top: 2.4rem; }
.tools-row h4 { font-size: 0.95rem; color: var(--text-muted); font-weight: 500; margin-bottom: 0.9rem; }
.tools-list { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.tool-chip {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  background: var(--bg-elevated);
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.tool-chip img { width: 24px; height: 24px; object-fit: contain; }
.tool-chip:hover { transform: translateY(-3px); border-color: var(--accent); }

/* ---------- Skills ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
}
@media (min-width: 720px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
}
.skill-group {
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 1.6rem;
  background: var(--bg-elevated);
}
.skill-group-head { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 1.1rem; }
.skill-group-head .icon { width: 22px; height: 22px; color: var(--ink-blue); }
.skill-group-head h3 { font-size: 1rem; font-weight: 600; font-family: var(--font-body); }

.chip-row { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.chip {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg);
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.chip:hover {
  border-color: var(--accent);
  color: var(--text);
  background: var(--accent-soft);
  transform: translateY(-2px);
}

/* ---------- Projects ---------- */
.projects-list { display: flex; flex-direction: column; gap: clamp(2rem, 5vw, 3rem); }

.project-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--bg-elevated);
  display: grid;
  grid-template-columns: 1fr;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.project-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow); }
@media (min-width: 880px) {
  .project-card { grid-template-columns: 1.05fr 0.95fr; }
  .project-card.alt { grid-template-columns: 0.95fr 1.05fr; }
  .project-card.alt .project-copy { order: 2; }
  .project-card.alt .project-console { order: 1; }
}

.project-copy { padding: clamp(1.75rem, 4vw, 2.75rem); display: flex; flex-direction: column; }
.project-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.project-card.featured .project-eyebrow { color: var(--accent-strong); }
html.dark .project-card.featured .project-eyebrow { color: var(--accent); }

.project-copy h3 {
  margin-top: 0.6rem;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
}
.project-copy p { margin-top: 0.9rem; color: var(--text-muted); max-width: 46ch; }

.project-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.3rem; }
.project-tags .chip { font-size: 0.76rem; padding: 0.4rem 0.7rem; }

.project-links { margin-top: 1.6rem; display: flex; gap: 0.8rem; }
.project-links .btn svg { width: 16px; height: 16px; }

.project-console {
  background: var(--bg-inset);
  padding: clamp(1.5rem, 4vw, 2.25rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  border-top: 1px solid var(--border);
}
@media (min-width: 880px) {
  .project-console { border-top: none; border-left: 1px solid var(--border); }
}
.console-window {
  background: #14161e;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform var(--dur-med) var(--ease);
}
.project-card:hover .console-window { transform: translateY(-4px); }
.console-topbar {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.65rem 0.85rem;
  background: rgba(255, 255, 255, 0.04);
}
.console-topbar span { width: 9px; height: 9px; border-radius: 50%; background: rgba(255, 255, 255, 0.18); }
.console-body {
  padding: 1.1rem 1.2rem 1.3rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #c7ccd8;
  line-height: 1.75;
}
.console-body .prompt { color: #6fbf8f; }
.console-body .feature::before { content: "✓ "; color: var(--accent); }
.console-body .muted { color: #767c8c; }

/* ---------- Achievements ---------- */
.achievement-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--bg-elevated);
  max-width: 640px;
}
@media (min-width: 640px) {
  .achievement-card { grid-template-columns: 0.85fr 1.15fr; }
}
.achievement-card img { height: 100%; object-fit: cover; }
.achievement-copy { padding: 1.75rem; }
.achievement-copy .project-eyebrow { color: var(--accent-strong); }
html.dark .achievement-copy .project-eyebrow { color: var(--accent); }
.achievement-copy h3 { margin-top: 0.5rem; font-size: 1.3rem; }
.achievement-copy p { margin-top: 0.6rem; color: var(--text-muted); font-size: 0.92rem; }

/* ---------- Social ---------- */
.social-grid { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.social-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.9rem;
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.social-chip img { width: 18px; height: 18px; }
.social-chip:hover { transform: translateY(-3px); border-color: var(--accent); }

/* ---------- Contact ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  max-width: 720px;
}
.field-row { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-top: 1.6rem; }
@media (min-width: 560px) {
  .field-row { grid-template-columns: 1fr 1fr; }
}
.field {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  background: var(--bg-elevated);
  width: 100%;
  transition: border-color var(--dur-fast) var(--ease);
}
.field:focus { border-color: var(--accent); }
textarea.field { resize: vertical; min-height: 130px; margin-top: 1rem; }
.form-foot { margin-top: 1.4rem; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.form-note { font-size: 0.85rem; color: var(--text-muted); }

/* Honeypot field: off-screen, not display:none, so it still trips up
   automated form-fillers without being visible to real visitors. */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--border);
  padding-block: 2.5rem;
}
.footer-row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
  font-size: 0.88rem;
  color: var(--text-muted);
}
@media (min-width: 640px) {
  .footer-row { flex-direction: row; align-items: center; justify-content: space-between; }
}
.footer-row strong { color: var(--text); }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 130;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.25rem, 5vw, 3rem);
}
.lightbox[hidden] { display: none; }

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 11, 15, 0.72);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--dur-med) var(--ease);
}
.lightbox.open .lightbox-backdrop { opacity: 1; }

.lightbox-panel {
  position: relative;
  max-width: min(90vw, 720px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  opacity: 0;
  transform: scale(0.96) translateY(8px);
  transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease);
}
.lightbox.open .lightbox-panel { opacity: 1; transform: none; }

.lightbox-panel img {
  max-width: 100%;
  max-height: 78vh;
  width: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: var(--bg-elevated);
  object-fit: contain;
}
.lightbox-caption {
  color: #e9e7e0;
  font-size: 0.9rem;
  text-align: center;
}
.lightbox-close {
  position: absolute;
  top: -46px;
  right: 0;
  background: var(--bg-elevated);
}
@media (max-width: 560px) {
  .lightbox-close { top: -44px; right: -4px; }
}

html:has(.lightbox.open) { overflow: hidden; }

/* ---------- Reduced motion ---------- */
@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;
  }
  [data-load] { opacity: 1 !important; transform: none !important; }
  .reveal, .reveal-left, .reveal-right, .reveal-scale { opacity: 1 !important; transform: none !important; }
}

/* No custom cursor on touch devices; keep default cursor everywhere by design. */