/* ============================================================
   ProjectBaluga — design system
   Dark-first, editorial, with a refined light theme.
   ============================================================ */

/* ------------------------------------------------------------
   1. Design tokens
   ------------------------------------------------------------ */
:root {
  /* color — dark (default) */
  --bg: #08090d;
  --bg-alt: #0b0d13;
  --surface: #0e1118;
  --surface-2: #141826;
  --glass: rgba(13, 16, 24, 0.72);
  --text: #f0f2f7;
  --text-2: #a4adc0;
  --text-3: #69718a;
  --accent: #8b7dff;
  --accent-2: #5fe9d0;
  --accent-3: #ffb86b;
  --accent-soft: rgba(139, 125, 255, 0.14);
  --border: rgba(255, 255, 255, 0.08);
  --border-2: rgba(255, 255, 255, 0.16);
  --btn-bg: #f0f2f7;
  --btn-fg: #0a0b10;
  --shadow: 0 24px 60px -28px rgba(0, 0, 0, 0.75);
  --glow: 0 0 0 1px rgba(139, 125, 255, 0.22), 0 18px 60px -18px rgba(139, 125, 255, 0.35);
  --aurora-opacity: 0.5;
  --grain-opacity: 0.06;

  /* type */
  --font-display: "Bricolage Grotesque", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* shape & rhythm */
  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 26px;
  --max-width: 1160px;
  --section-pad: clamp(6rem, 11vw, 9rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.3s var(--ease);
}

[data-theme="light"] {
  --bg: #f7f6f3;
  --bg-alt: #efeeea;
  --surface: #ffffff;
  --surface-2: #f1f0ec;
  --glass: rgba(255, 255, 255, 0.78);
  --text: #15171e;
  --text-2: #4e5567;
  --text-3: #8a90a2;
  --accent: #5b4dee;
  --accent-2: #0bab93;
  --accent-3: #d97f2e;
  --accent-soft: rgba(91, 77, 238, 0.1);
  --border: rgba(21, 23, 30, 0.1);
  --border-2: rgba(21, 23, 30, 0.2);
  --btn-bg: #15171e;
  --btn-fg: #ffffff;
  --shadow: 0 24px 50px -30px rgba(30, 30, 60, 0.35);
  --glow: 0 0 0 1px rgba(91, 77, 238, 0.18), 0 18px 50px -18px rgba(91, 77, 238, 0.3);
  --aurora-opacity: 0.32;
  --grain-opacity: 0.05;
}

/* ------------------------------------------------------------
   2. Base
   ------------------------------------------------------------ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.1;
  margin: 0 0 0.5em;
  letter-spacing: -0.02em;
}

p { margin: 0 0 1em; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

img { max-width: 100%; }

button {
  font-family: inherit;
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

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

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: var(--border-2);
  border-radius: 8px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* Serif italic accent — the editorial signature */
em.serif, .serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  background: linear-gradient(110deg, var(--accent) 10%, var(--accent-2) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  padding-right: 0.06em;
}

/* Icons */
.icon {
  width: 1.2em;
  height: 1.2em;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--fill {
  fill: currentColor;
  stroke: none;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 1rem;
  z-index: 2000;
  padding: 0.7rem 1.2rem;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: 10px;
  color: var(--text);
  font-weight: 600;
  transition: top 0.2s ease;
}

.skip-link:focus { top: 1rem; }

/* Film grain */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 1500;
  pointer-events: none;
  opacity: var(--grain-opacity);
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.78' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  animation: grainShift 9s steps(6) infinite;
}

@keyframes grainShift {
  0%, 100% { transform: translate(0, 0); }
  20% { transform: translate(-4%, 3%); }
  40% { transform: translate(3%, -4%); }
  60% { transform: translate(-3%, -2%); }
  80% { transform: translate(4%, 4%); }
}

/* Scroll progress */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 1600;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 12px rgba(139, 125, 255, 0.6);
  transition: width 0.08s linear;
}

/* Custom cursor (enabled via JS on fine pointers) */
.cursor-dot,
.cursor-ring {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  pointer-events: none;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

html.has-cursor .cursor-dot,
html.has-cursor .cursor-ring { display: block; }

html.has-cursor,
html.has-cursor a,
html.has-cursor button,
html.has-cursor label { cursor: none; }

.cursor-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
}

.cursor-ring {
  width: 34px;
  height: 34px;
  border: 1.5px solid color-mix(in srgb, var(--accent) 65%, transparent);
  transition: width 0.25s var(--ease), height 0.25s var(--ease),
    border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.cursor-ring.is-active {
  width: 52px;
  height: 52px;
  background: var(--accent-soft);
  border-color: var(--accent);
}

/* ------------------------------------------------------------
   3. Buttons
   ------------------------------------------------------------ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.93rem;
  line-height: 1;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition),
    border-color var(--transition), box-shadow var(--transition),
    transform 0.2s var(--ease);
}

.btn .icon { transition: transform 0.25s var(--ease); }
.btn:hover .icon { transform: translate(2px, -2px); }

.btn--primary {
  background: var(--btn-bg);
  color: var(--btn-fg);
}

.btn--primary:hover {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--glow);
}

.btn--ghost {
  border-color: var(--border-2);
  color: var(--text);
  background: transparent;
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.btn--sm { padding: 0.6rem 1.15rem; font-size: 0.85rem; }
.btn--lg { padding: 1.05rem 2.3rem; font-size: 1.02rem; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition),
    background var(--transition), transform 0.2s var(--ease);
}

.icon-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

/* ------------------------------------------------------------
   4. Navigation
   ------------------------------------------------------------ */
.nav {
  position: fixed;
  top: 14px;
  left: 0;
  right: 0;
  margin-inline: auto;
  z-index: 100;
  width: min(var(--max-width), calc(100% - 24px));
  border-radius: 999px;
  border: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition),
    box-shadow var(--transition);
}

.nav--scrolled {
  background: var(--glass);
  border-color: var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 62px;
  padding: 0 0.65rem 0 1.4rem;
}

.nav__brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.nav__brand-dot {
  background: linear-gradient(110deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  color: var(--text-2);
  font-weight: 500;
  font-size: 0.9rem;
  transition: color var(--transition);
}

.nav__index {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-3);
  transition: color var(--transition);
}

.nav__links a:hover,
.nav__links a.is-active { color: var(--text); }

.nav__links a:hover .nav__index,
.nav__links a.is-active .nav__index { color: var(--accent); }

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

.theme-toggle {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-2);
  background: transparent;
  cursor: pointer;
  display: grid;
  place-items: center;
  overflow: hidden;
  transition: border-color var(--transition), background var(--transition);
}

.theme-toggle:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.theme-toggle .icon {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 18px;
  height: 18px;
  transition: transform 0.45s var(--ease), opacity 0.3s ease;
}

.theme-toggle__sun { opacity: 1; transform: rotate(0); }
.theme-toggle__moon { opacity: 0; transform: rotate(90deg) scale(0.5); }

[data-theme="light"] .theme-toggle__sun { opacity: 0; transform: rotate(-90deg) scale(0.5); }
[data-theme="light"] .theme-toggle__moon { opacity: 1; transform: rotate(0); }

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  align-items: center;
  background: none;
  border: 1px solid var(--border-2);
  border-radius: 50%;
  cursor: pointer;
}

.nav__toggle span {
  display: block;
  width: 16px;
  height: 1.6px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease);
}

body.nav-open .nav__toggle span:nth-child(1) { transform: translateY(3.8px) rotate(45deg); }
body.nav-open .nav__toggle span:nth-child(2) { transform: translateY(-3.8px) rotate(-45deg); }

.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(5, 6, 10, 0.55);
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

body.nav-open .nav-backdrop {
  opacity: 1;
  pointer-events: auto;
}

/* ------------------------------------------------------------
   5. Hero
   ------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 8rem 0 6rem;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(95px);
  opacity: var(--aurora-opacity);
  animation: drift 22s ease-in-out infinite;
  will-change: transform;
}

.aurora--1 {
  width: 560px;
  height: 560px;
  background: var(--accent);
  top: -160px;
  left: -120px;
}

.aurora--2 {
  width: 460px;
  height: 460px;
  background: var(--accent-3);
  top: 24%;
  right: -160px;
  animation-delay: -7s;
}

.aurora--3 {
  width: 420px;
  height: 420px;
  background: var(--accent-2);
  bottom: -180px;
  left: 32%;
  animation-delay: -14s;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(50px, -36px) scale(1.1); }
  66% { transform: translate(-36px, 36px) scale(0.94); }
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border) 1px, transparent 1px);
  background-size: 52px 52px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse 85% 60% at 50% 38%, #000 25%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 85% 60% at 50% 38%, #000 25%, transparent 75%);
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-2);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 0.55rem 1.1rem;
  margin: 0 0 2.2rem;
  background: color-mix(in srgb, var(--surface) 55%, transparent);
  backdrop-filter: blur(8px);
}

.pulse-dot {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  flex-shrink: 0;
}

.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1.5px solid var(--accent-2);
  animation: ping 1.8s ease-out infinite;
}

@keyframes ping {
  0% { transform: scale(0.5); opacity: 1; }
  80%, 100% { transform: scale(1.6); opacity: 0; }
}

.hero__title {
  font-size: clamp(3.4rem, 11.5vw, 8.6rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin: 0 0 1.6rem;
}

.hero__title-line {
  display: block;
  background: linear-gradient(180deg, var(--text) 60%, color-mix(in srgb, var(--text) 55%, transparent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__title-dot {
  background: linear-gradient(110deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__statement {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.8vw, 2rem);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.015em;
  max-width: 760px;
  margin: 0 0 1.6rem;
}

.hero__statement em.serif { font-size: 1.12em; }

.hero__terminal {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.6rem 1rem;
  margin: 0 0 1.8rem;
  background: color-mix(in srgb, var(--surface) 70%, transparent);
}

.hero__terminal .icon { color: var(--accent-2); }

.hero__terminal-prompt { color: var(--text-3); }

.rotator {
  color: var(--text);
  border-right: 2px solid var(--accent-2);
  padding-right: 4px;
  animation: caret 0.9s step-end infinite;
  min-width: 2ch;
}

@keyframes caret {
  50% { border-color: transparent; }
}

.hero__lead {
  font-size: 1.08rem;
  color: var(--text-2);
  max-width: 600px;
  margin-bottom: 0;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem;
  margin-top: 2.4rem;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 3.5rem;
  list-style: none;
  margin: 3.4rem 0 0;
  padding: 2rem 0 0;
  border-top: 1px solid var(--border);
}

.hero__stats li {
  display: flex;
  flex-direction: column;
}

.stat__num {
  font-family: var(--font-display);
  font-size: 2.3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text);
}

.stat__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  margin-top: 0.5rem;
}

.hero__scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-3);
}

.hero__scroll-text {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.hero__scroll-line {
  width: 1px;
  height: 44px;
  background: var(--border-2);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: "";
  position: absolute;
  top: -50%;
  left: 0;
  width: 100%;
  height: 50%;
  background: var(--accent);
  animation: scrollLine 1.8s var(--ease) infinite;
}

@keyframes scrollLine {
  0% { top: -50%; }
  60%, 100% { top: 110%; }
}

/* ------------------------------------------------------------
   6. Marquee
   ------------------------------------------------------------ */
.marquee {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
  overflow: hidden;
  padding: 1.1rem 0;
}

.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

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

.marquee__group {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.marquee__group span {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-3);
  white-space: nowrap;
  padding: 0 1.6rem;
}

.marquee__group i {
  font-style: normal;
  font-size: 0.7rem;
  color: var(--accent);
}

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

/* ------------------------------------------------------------
   7. Sections & headers
   ------------------------------------------------------------ */
.section {
  padding: var(--section-pad) 0;
  position: relative;
}

.section--alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  margin-bottom: clamp(3rem, 6vw, 4.6rem);
}

.section-head__meta {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.1rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-2);
}

.section-head__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
}

.section-head__label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-3);
}

.section-head__title {
  font-size: clamp(2.3rem, 5.5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.04;
  margin: 0;
}

.section-head--center {
  display: flex;
  justify-content: center;
}

.section-head--center .section-head__meta {
  margin-bottom: 0;
  border-top: none;
  padding-top: 0;
}

/* ------------------------------------------------------------
   8. Spotlight cards (radial glow follows the cursor)
   ------------------------------------------------------------ */
.spot {
  position: relative;
  overflow: hidden;
}

.spot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 50%),
    color-mix(in srgb, var(--accent) 10%, transparent), transparent 65%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.spot:hover::after { opacity: 1; }

/* ------------------------------------------------------------
   9. About
   ------------------------------------------------------------ */
.about {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: start;
}

.about__text p { color: var(--text-2); }

.about__intro {
  font-size: 1.16rem;
  line-height: 1.7;
}

.about__text strong { color: var(--text); }

.about__tools-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-3);
  margin: 2rem 0 0.9rem;
}

.about__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.55rem 1rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.about__list li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.94rem;
  color: var(--text-2);
}

.about__list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.about__photo {
  position: relative;
  max-width: 380px;
  justify-self: end;
  width: 100%;
}

.about__photo-frame {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(150deg, var(--border-2), transparent 35%, transparent 65%, var(--accent-soft));
  position: relative;
  transition: transform var(--transition);
}

.about__photo:hover .about__photo-frame {
  transform: translateY(-6px) rotate(-1deg);
}

.about__photo-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) - 1px);
  filter: saturate(0.92);
  transition: filter var(--transition);
}

.about__photo:hover .about__photo-img { filter: saturate(1.05); }

.about__photo-img.is-missing { visibility: hidden; }

.about__photo-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text);
  background: var(--glass);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 0.5rem 0.95rem;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  white-space: nowrap;
}

.about__photo-chip .icon {
  width: 14px;
  height: 14px;
  color: var(--accent);
}

.about__photo-chip--loc {
  bottom: -16px;
  left: -18px;
  animation: bob 6s ease-in-out infinite;
}

.about__photo-chip--role {
  top: -14px;
  right: -12px;
  animation: bob 6s ease-in-out -3s infinite;
}

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: clamp(3rem, 6vw, 4.5rem);
}

.principle {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: transform var(--transition), border-color var(--transition);
}

.principle:hover {
  transform: translateY(-5px);
  border-color: var(--border-2);
}

.principle__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 1.1rem;
}

.principle h3 {
  font-size: 1.12rem;
  margin-bottom: 0.4rem;
}

.principle p {
  font-size: 0.93rem;
  color: var(--text-2);
  margin: 0;
}

/* ------------------------------------------------------------
   10. Skills — bento grid
   ------------------------------------------------------------ */
.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.25rem;
}

.bento__card {
  grid-column: span 2;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--transition), border-color var(--transition),
    box-shadow var(--transition);
}

.bento__card--wide { grid-column: span 4; }
.bento__card--half { grid-column: span 3; }

.bento__card:hover {
  transform: translateY(-6px);
  border-color: var(--border-2);
  box-shadow: var(--shadow);
}

.bento__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 1.3rem;
}

.bento__icon .icon { width: 22px; height: 22px; }

.bento__card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.35rem;
}

.bento__card > p {
  color: var(--text-2);
  font-size: 0.94rem;
  margin: 0 0 1.2rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.chips li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.32rem 0.78rem;
  transition: border-color var(--transition), color var(--transition);
}

.bento__card:hover .chips li { border-color: var(--border-2); }

.chips li:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ------------------------------------------------------------
   11. Case studies (projects)
   ------------------------------------------------------------ */
.case {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.6rem, 4vw, 3rem);
  margin-bottom: 2.4rem;
  overflow: hidden;
}

.case::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), transparent);
  opacity: 0.7;
}

.case__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-bottom: 1.4rem;
}

.case__eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 0.7rem;
}

.case__title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 750;
  letter-spacing: -0.03em;
  margin: 0;
}

.case__tagline {
  color: var(--text-2);
  font-weight: 500;
  margin: 0.3rem 0 0;
}

.case__overview {
  color: var(--text-2);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 70ch;
  margin: 0 0 1.8rem;
}

.case__overview strong { color: var(--text); }

/* Private-repo badge (for work without a public link) */
.repo-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--text-2);
  border: 1.5px dashed var(--border-2);
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  white-space: nowrap;
  cursor: help;
}

.repo-badge .icon {
  width: 14px;
  height: 14px;
  color: var(--accent-3);
}

/* Metrics strip */
.metrics {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.metrics li {
  background: var(--surface-2);
  padding: 1.15rem 1rem;
  text-align: center;
}

.metrics__num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
}

.metrics__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  margin-top: 0.45rem;
}

/* ------------------------------------------------------------
   12. Carousel — browser-framed screenshots
   ------------------------------------------------------------ */
.carousel {
  position: relative;
  margin: 0 0 2.2rem;
}

.carousel__viewport {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border-2);
  box-shadow: var(--shadow);
}

.carousel__track {
  display: flex;
  transition: transform 0.55s var(--ease);
}

.slide {
  flex: 0 0 100%;
  min-width: 100%;
  margin: 0;
}

.slide figcaption {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-3);
  text-align: center;
}

.shot__frame {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: #0c0f17;
  cursor: zoom-in;
}

.shot__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 40px;
  padding: 0 14px;
  background: #11141d;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.shot__dots {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
}

.shot__dots i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff5f57;
}

.shot__dots i:nth-child(2) { background: #febc2e; }
.shot__dots i:nth-child(3) { background: #28c840; }

.shot__url {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #8b93a8;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  padding: 4px 14px;
  margin: 0 auto;
  max-width: 70%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.shot__zoom {
  width: 15px;
  height: 15px;
  color: #8b93a8;
  flex-shrink: 0;
  transition: color 0.2s ease;
}

.shot__frame:hover .shot__zoom { color: #fff; }

.shot__frame img {
  display: block;
  width: 100%;
  height: clamp(280px, 46vw, 520px);
  object-fit: contain;
  object-position: center top;
  background: #0c0f17;
}

.carousel__arrow {
  position: absolute;
  top: calc(50% - 2rem);
  transform: translateY(-50%);
  z-index: 5;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--border-2);
  background: var(--glass);
  backdrop-filter: blur(8px);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
  transition: background var(--transition), color var(--transition),
    border-color var(--transition);
}

.carousel__arrow:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.carousel__arrow--prev { left: -10px; }
.carousel__arrow--next { right: -10px; }

.carousel__footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  margin-top: 1.1rem;
}

.carousel__dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
}

.carousel__dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--border-2);
  cursor: pointer;
  transition: background var(--transition), width var(--transition);
}

.carousel__dots button.is-active {
  background: var(--accent);
  width: 24px;
  border-radius: 5px;
}

.carousel__counter {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
  min-width: 4ch;
}

/* ------------------------------------------------------------
   13. Feature grid & detail
   ------------------------------------------------------------ */
.case__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.1rem;
  margin-bottom: 2.2rem;
}

.case__grid--compact { grid-template-columns: repeat(3, 1fr); }

/* Feature group label (core vs. add-on) */
.case__group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-2);
}

.case__group::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.case__group-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  background: var(--accent-soft);
  color: var(--accent);
}

.case__group-tag--addon {
  background: transparent;
  color: var(--text-2);
  border: 1.5px dashed var(--border-2);
}

.feature {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  transition: transform var(--transition), border-color var(--transition);
}

.feature:hover {
  transform: translateY(-4px);
  border-color: var(--border-2);
}

.feature__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.feature h4 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.feature p {
  margin: 0;
  color: var(--text-2);
  font-size: 0.88rem;
  line-height: 1.55;
}

/* Under the hood */
.case__detail {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.5rem;
  margin-bottom: 2.2rem;
}

.case__detail-text {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
}

.case__detail-title {
  margin: 0 0 1.4rem;
  font-size: 1.15rem;
}

.case__detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.3rem 1.6rem;
}

.case__detail-grid h5 {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--text);
}

.case__detail-grid h5 .icon {
  width: 15px;
  height: 15px;
  color: var(--accent);
}

.case__detail-grid p {
  margin: 0;
  font-size: 0.87rem;
  color: var(--text-2);
  line-height: 1.55;
}

/* Terminal — docker compose ps */
.tty {
  background: #0a0d14;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.tty__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 40px;
  padding: 0 14px;
  background: #11141d;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.tty__title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #8b93a8;
  margin: 0 auto;
}

.tty__body {
  padding: 1.2rem 1.3rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  flex: 1;
}

.tty__cmd {
  color: #c4cbdd;
  margin: 0 0 0.9rem;
}

.tty__cmd span { color: #5fe9d0; margin-right: 0.5rem; }

.tty__table { display: grid; gap: 0.4rem; }

.tty__row {
  display: grid;
  grid-template-columns: 1.25fr 1.1fr 0.6fr;
  gap: 0.8rem;
  color: #c4cbdd;
}

.tty__row--head {
  color: #5a6378;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.tty__row span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.tty__row .up {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #2fd47f;
  box-shadow: 0 0 8px rgba(47, 212, 127, 0.7);
  margin-right: 0.45rem;
  animation: statusPulse 2.4s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.tags li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.34rem 0.85rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: border-color var(--transition), transform 0.2s var(--ease);
}

.tags li:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* More on GitHub */
.more-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  padding: 1.5rem;
  border: 1.5px dashed var(--border-2);
  border-radius: 999px;
  color: var(--text-2);
  font-size: 0.98rem;
  transition: border-color var(--transition), color var(--transition),
    background var(--transition);
}

.more-card strong { color: var(--text); }

.more-card .icon--fill { width: 22px; height: 22px; }

.more-card__arrow { transition: transform 0.25s var(--ease); }

.more-card:hover {
  border-color: var(--accent);
  color: var(--text);
  background: var(--accent-soft);
}

.more-card:hover .more-card__arrow { transform: translate(3px, -3px); }

/* ------------------------------------------------------------
   14. Process steps
   ------------------------------------------------------------ */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.8rem;
  transition: transform var(--transition), border-color var(--transition);
}

.step:hover {
  transform: translateY(-6px);
  border-color: var(--border-2);
}

.step__num {
  position: absolute;
  top: 1.4rem;
  right: 1.6rem;
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: color-mix(in srgb, var(--text) 10%, transparent);
}

.step__icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.45rem;
}

.step p {
  font-size: 0.92rem;
  color: var(--text-2);
  margin: 0;
}

/* ------------------------------------------------------------
   15. Contact
   ------------------------------------------------------------ */
.contact { text-align: center; }

.contact__title {
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  font-weight: 750;
  letter-spacing: -0.035em;
  line-height: 1.02;
  margin: 1.4rem 0 1.6rem;
}

.contact__lead {
  color: var(--text-2);
  font-size: 1.12rem;
  max-width: 560px;
  margin: 0 auto 2.4rem;
}

.contact__cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3.2rem;
}

.contact__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
  max-width: 880px;
  margin: 0 auto;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.7rem 1.2rem;
  color: var(--text);
  transition: transform var(--transition), border-color var(--transition);
}

a.contact-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
}

.contact-card__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.7rem;
}

.contact-card__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-3);
}

.contact-card__value {
  font-weight: 500;
  font-size: 0.95rem;
  word-break: break-word;
}

/* ------------------------------------------------------------
   16. Footer
   ------------------------------------------------------------ */
.footer {
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  padding: 4rem 0 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
}

.footer__brand p {
  color: var(--text-2);
  font-size: 0.93rem;
  max-width: 300px;
  margin: 1rem 0 1.4rem;
}

.footer__social {
  display: flex;
  gap: 0.6rem;
}

.footer__social .icon-btn {
  width: 40px;
  height: 40px;
}

.footer__col h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-3);
  margin: 0.4rem 0 1.1rem;
}

.footer__col a {
  display: block;
  color: var(--text-2);
  font-size: 0.93rem;
  margin-bottom: 0.65rem;
  transition: color var(--transition), transform 0.2s var(--ease);
}

.footer__col a:hover {
  color: var(--accent);
  transform: translateX(3px);
}

.footer__status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-2);
  font-size: 0.93rem;
  margin: 0 0 0.7rem;
}

.footer__time {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-3);
  margin: 0;
}

.footer__time .icon { width: 14px; height: 14px; }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--border);
  margin-top: 3rem;
  padding-top: 1.6rem;
}

.footer__bottom p {
  color: var(--text-3);
  font-size: 0.85rem;
  margin: 0;
}

/* ------------------------------------------------------------
   17. Toast
   ------------------------------------------------------------ */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translate(-50%, 150%);
  z-index: 1700;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 0.8rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s var(--ease), opacity 0.3s ease;
}

.toast.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

/* ------------------------------------------------------------
   18. Lightbox
   ------------------------------------------------------------ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3.2rem 1rem;
  background: rgba(6, 7, 11, 0.94);
  backdrop-filter: blur(10px);
  animation: lbFade 0.25s ease;
}

.lightbox[hidden] { display: none; }

@keyframes lbFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.lightbox__stage {
  margin: 0;
  max-width: min(1180px, 94vw);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.lightbox__img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: 12px;
  box-shadow: 0 40px 100px -20px rgba(0, 0, 0, 0.9);
  object-fit: contain;
}

.lightbox__caption {
  color: #cfd6e6;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-align: center;
}

.lightbox__close,
.lightbox__nav {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  line-height: 1;
  border-radius: 50%;
  transition: background var(--transition), border-color var(--transition);
}

.lightbox__close {
  top: 18px;
  right: 22px;
  width: 46px;
  height: 46px;
  font-size: 1.8rem;
}

.lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  font-size: 1.9rem;
}

.lightbox__nav--prev { left: 18px; }
.lightbox__nav--next { right: 18px; }

.lightbox__close:hover,
.lightbox__nav:hover {
  background: var(--accent);
  border-color: var(--accent);
}

/* ------------------------------------------------------------
   19. Reveal animations
   ------------------------------------------------------------ */
.reveal {
  opacity: 0;
  transition:
    opacity 0.85s var(--ease),
    transform 0.85s var(--ease),
    filter 0.85s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.reveal--up    { transform: translateY(38px); }
.reveal--left  { transform: translateX(-44px); }
.reveal--right { transform: translateX(44px); }
.reveal--scale { transform: scale(0.95); }
.reveal--pop   { transform: translateY(26px) scale(0.97); }
.reveal--blur  { transform: translateY(22px); filter: blur(10px); }

.reveal.is-visible {
  opacity: 1;
  transform: none;
  filter: none;
}

/* ------------------------------------------------------------
   20. Theme switch — circular reveal (View Transitions API)
   ------------------------------------------------------------ */
::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

::view-transition-new(root) {
  clip-path: circle(0px at var(--vt-x, 50%) var(--vt-y, 50%));
  animation: vtReveal 0.55s var(--ease) forwards;
}

@keyframes vtReveal {
  to { clip-path: circle(150vmax at var(--vt-x, 50%) var(--vt-y, 50%)); }
}

/* ------------------------------------------------------------
   21. Responsive
   ------------------------------------------------------------ */
@media (max-width: 1020px) {
  .bento__card,
  .bento__card--wide,
  .bento__card--half { grid-column: span 3; }

  .case__grid { grid-template-columns: repeat(2, 1fr); }
  .case__grid--compact { grid-template-columns: repeat(2, 1fr); }

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

  .steps { grid-template-columns: repeat(2, 1fr); }

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

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

@media (max-width: 860px) {
  html { scroll-padding-top: 90px; }

  .nav { top: 10px; }

  .nav__toggle { display: flex; }

  .nav__cta { display: none; }

  .nav__menu .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(380px, 86vw);
    z-index: 95;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.6rem;
    background: var(--bg-alt);
    border-left: 1px solid var(--border);
    padding: 2.5rem;
    transform: translateX(105%);
    transition: transform 0.45s var(--ease);
    box-shadow: -30px 0 80px -20px rgba(0, 0, 0, 0.5);
  }

  .nav__links.is-open { transform: translateX(0); }

  .nav__links a {
    font-family: var(--font-display);
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--text);
    gap: 0.7rem;
  }

  .nav__links .nav__index { font-size: 0.75rem; }
}

@media (max-width: 760px) {
  .hero { padding: 7.5rem 0 5rem; }

  .hero__stats { gap: 1.6rem 2.4rem; }

  .stat__num { font-size: 1.9rem; }

  .hero__scroll { display: none; }

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

  .about__photo {
    justify-self: center;
    max-width: 320px;
    margin-top: 1rem;
  }

  .about__photo-chip--loc { left: -6px; }
  .about__photo-chip--role { right: -4px; }

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

  .carousel__arrow {
    width: 40px;
    height: 40px;
  }

  .carousel__arrow--prev { left: 6px; }
  .carousel__arrow--next { right: 6px; }

  .shot__frame img { height: clamp(220px, 58vw, 380px); }

  .shot__url { max-width: 56%; }

  .lightbox__nav { width: 44px; height: 44px; font-size: 1.6rem; }

  .footer__bottom { flex-direction: column-reverse; }
}

@media (max-width: 620px) {
  .bento__card,
  .bento__card--wide,
  .bento__card--half { grid-column: span 6; }

  .case__grid,
  .case__grid--compact { grid-template-columns: 1fr; }

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

  .metrics { grid-template-columns: repeat(2, 1fr); }

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

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

  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }

  .more-card {
    border-radius: var(--radius);
    flex-wrap: wrap;
    text-align: center;
  }
}

/* ------------------------------------------------------------
   22. Reduced motion
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  html { scroll-behavior: auto; }

  .reveal { opacity: 1 !important; transform: none !important; filter: none !important; }

  .marquee__track { animation: none; }

  .grain { animation: none; }
}