/* =========================================================================
   sazedalam.com — dark cinematic
   Plain CSS. Sections: tokens → base → cursor/chrome → layout →
   components → motion utilities → reduced-motion.
   ========================================================================= */

/* ---- Tokens (dark, single committed look) --------------------------- */
:root {
  --bg: #08080c;
  --bg-2: #0c0c12;
  --surface: rgba(255, 255, 255, 0.028);
  --surface-2: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #f5f5f8;
  --text-muted: #9a9aa8;
  --text-dim: #6a6a78;

  --violet: #7c5cff;
  --blue: #4d9fff;
  --cyan: #35e0c8;
  --grad: linear-gradient(115deg, var(--violet), var(--blue) 55%, var(--cyan));
  --glow-violet: rgba(124, 92, 255, 0.45);

  --font-display: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  --font-serif: "Newsreader", Georgia, "Times New Roman", serif;

  --container: 74rem;
  --container-narrow: 46rem;
  --radius: 16px;
  --radius-sm: 10px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.12rem);
  --step-1: clamp(1.35rem, 1.1rem + 1vw, 1.7rem);
  --step-2: clamp(2rem, 1.5rem + 2.2vw, 3rem);
  --step-3: clamp(2rem, 1.15rem + 3.6vw, 4.75rem);
  --step-huge: clamp(2.6rem, 1.2rem + 7vw, 8.5rem);
}

/* ---- Reset / base -------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scrollbar-color: var(--border-strong) transparent;
}
/* Lenis owns scrolling; keep native smooth off to avoid fighting it */
html.lenis,
html.lenis body {
  height: auto;
}
.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  overflow-x: hidden;
}

/* film grain + faint aurora wash that sits under everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(60rem 40rem at 15% -10%, rgba(124, 92, 255, 0.14), transparent 60%),
    radial-gradient(50rem 40rem at 100% 10%, rgba(53, 224, 200, 0.08), transparent 55%);
}
body::after {
  content: "";
  position: fixed;
  inset: -50%;
  z-index: 3;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 6s steps(6) infinite;
}
@keyframes grain {
  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%, 2%); }
}

img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.04;
  font-weight: 600;
  letter-spacing: -0.03em;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 4px;
}
::selection {
  background: var(--violet);
  color: #fff;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--violet);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus {
  left: 0;
}

/* ---- Custom cursor ---------------------------------------------- */
.cursor,
.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 300;
  pointer-events: none;
  border-radius: 999px;
  translate: -50% -50%;
  will-change: transform;
}
.cursor {
  width: 34px;
  height: 34px;
  border: 1px solid var(--border-strong);
  transition: width 0.25s var(--ease), height 0.25s var(--ease),
    background 0.25s var(--ease), border-color 0.25s var(--ease);
}
.cursor-dot {
  width: 5px;
  height: 5px;
  background: var(--text);
}
.cursor.is-hover {
  width: 64px;
  height: 64px;
  background: rgba(124, 92, 255, 0.14);
  border-color: transparent;
}
@media (hover: none), (pointer: coarse) {
  .cursor,
  .cursor-dot { display: none; }
}

/* ---- Scroll progress ------------------------------------------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  background: var(--grad);
  z-index: 120;
}

/* ---- Layout -------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 0.7rem + 2vw, 1.75rem);
  position: relative;
  z-index: 1;
}
h1, h2 { overflow-wrap: break-word; }
.container--narrow { max-width: var(--container-narrow); }

.section {
  padding-block: clamp(4.5rem, 3rem + 9vw, 9rem);
  position: relative;
  z-index: 1;
}
.section--tight { padding-block: clamp(3rem, 2rem + 4vw, 5rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.4rem;
}
.eyebrow::before {
  content: "";
  width: 1.8rem;
  height: 1px;
  background: var(--grad);
}

/* ---- Header / nav ----------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: transform 0.4s var(--ease), background 0.3s ease,
    backdrop-filter 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(8, 8, 12, 0.6);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--border);
}
.site-header.is-hidden {
  transform: translateY(-100%);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 4.75rem;
}
.nav__brand {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 1.2rem;
}
.nav__brand span {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  padding: 0;
}
.nav__links a {
  position: relative;
  font-size: 0.92rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.3s var(--ease);
}
.nav__links a:hover,
.nav__links a[aria-current="page"] { color: var(--text); }
.nav__links a:hover::after,
.nav__links a[aria-current="page"]::after { transform: scaleX(1); }

.nav__toggle { display: none; }

@media (max-width: 680px) {
  .nav__links {
    position: fixed;
    inset: 4.75rem 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 1.75rem 1.5rem;
    clip-path: inset(0 0 100% 0);
    transition: clip-path 0.45s var(--ease);
  }
  .nav__links.is-open { clip-path: inset(0 0 0 0); }
  .nav__links a {
    width: 100%;
    padding: 0.9rem 0;
    font-size: 1.15rem;
    border-bottom: 1px solid var(--border);
  }
  .nav__toggle {
    display: inline-grid;
    place-items: center;
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text);
  }
  .nav__toggle svg { width: 1.15rem; height: 1.15rem; }
}

/* ---- Buttons --------------------------------------------- */
.btn {
  --pad-y: 0.85rem;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  padding: var(--pad-y) 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.3s ease, color 0.3s ease, transform 0.2s var(--ease);
  will-change: transform;
}
.btn span { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 0.6rem; }
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--grad);
  opacity: 0;
  transition: opacity 0.35s ease;
}
.btn:hover { border-color: transparent; color: #06060a; }
.btn:hover::before { opacity: 1; }
.btn svg { width: 1rem; height: 1rem; }

.btn--primary {
  border-color: transparent;
  color: #06060a;
  background: var(--grad);
  box-shadow: 0 0 0 0 var(--glow-violet);
}
.btn--primary::before { background: #fff; }
.btn--primary:hover {
  color: #06060a;
  box-shadow: 0 12px 40px -8px var(--glow-violet);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text);
}
.link-arrow svg { width: 0.95rem; height: 0.95rem; transition: transform 0.3s var(--ease); }
.link-arrow:hover svg { transform: translateX(5px); }

/* ---- Hero ---------------------------------------------- */
.hero {
  position: relative;
  min-height: 90svh;
  display: flex;
  align-items: center;
  padding-block: 7rem 4.5rem;
  overflow: hidden;
}
@media (max-width: 640px) {
  .hero { min-height: auto; padding-block: 6.5rem 3.5rem; }
  .hero h1 { font-size: 2rem; }
  .hero__lead { font-size: 1.05rem; max-width: 100%; }
  .hero__meta { margin-top: 1.75rem; gap: 0.4rem 1.1rem; font-size: 0.8rem; }
  .section-head h2, .contact h2 { max-width: 100%; }
  .page-intro { padding-block: 7rem 1.5rem; }
  .page-intro + .section, .section--tight { padding-block: 2.5rem; }
  .about-portrait { margin-top: 0; }
}
.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  /* CSS fallback if WebGL fails / JS off */
  background:
    radial-gradient(45rem 35rem at 20% 20%, rgba(124, 92, 255, 0.5), transparent 60%),
    radial-gradient(40rem 30rem at 85% 30%, rgba(77, 159, 255, 0.4), transparent 60%),
    radial-gradient(45rem 40rem at 60% 90%, rgba(53, 224, 200, 0.3), transparent 60%),
    var(--bg);
}
.hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(8, 8, 12, 0.85) 0%, rgba(8, 8, 12, 0.35) 45%, rgba(8, 8, 12, 0.1) 100%),
    linear-gradient(0deg, var(--bg) 2%, rgba(8, 8, 12, 0.2) 40%, transparent 70%);
}
.hero .container { z-index: 2; }

.hero__grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 4rem;
  }
  .hero__portrait { width: 21rem; max-width: 21rem; }
}
.hero__inner { max-width: 52rem; }

.hero__portrait {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--bg-2);
  aspect-ratio: 4 / 5;
  max-width: 22rem;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.04);
}
.hero__portrait::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, transparent 55%, rgba(124, 92, 255, 0.18));
  mix-blend-mode: screen;
}
.hero__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.03);
}
@media (max-width: 899px) {
  .hero__portrait { max-width: 15rem; }
}
.hero h1 {
  font-size: var(--step-3);
  margin-bottom: 1.75rem;
}
.hero h1 .line { display: block; }
.hero h1 .line > span { display: block; }
.hero h1 .grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero h1 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}
.hero__lead {
  font-size: var(--step-1);
  color: var(--text-muted);
  max-width: min(38ch, 100%);
  margin-bottom: 2.5rem;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.9rem; }

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
  list-style: none;
  padding: 0;
  margin-top: 3rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.hero__meta li { display: flex; align-items: center; gap: 0.55rem; }
.hero__meta svg { width: 0.9rem; height: 0.9rem; color: var(--cyan); }

/* ---- Marquee ----------------------------------------- */
.marquee {
  --gap: 3rem;
  position: relative;
  z-index: 1;
  display: flex;
  gap: var(--gap);
  overflow: hidden;
  padding-block: 2.5rem;
  border-block: 1px solid var(--border);
  user-select: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee__track {
  display: flex;
  gap: var(--gap);
  flex-shrink: 0;
  align-items: center;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track span {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 0.9rem + 1vw, 1.6rem);
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--gap);
}
.marquee__track span::after {
  content: "✳";
  color: var(--violet);
}
@keyframes marquee {
  to { transform: translateX(calc(-100% - var(--gap))); }
}

/* ---- Section heading ------------------------------- */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}
.section-head h2 { font-size: var(--step-2); max-width: 16ch; }
.section-head p { color: var(--text-muted); max-width: min(34ch, 100%); }

/* ---- Project grid --------------------------------- */
.project-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .project-grid { grid-template-columns: 1fr 1fr; }
}

.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  isolation: isolate;
  transition: transform 0.18s var(--ease), border-color 0.4s ease;
  will-change: transform;
}
.project-card::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 3;
  pointer-events: none;
}
.project-card:hover { border-color: transparent; }
.project-card:hover::after { opacity: 1; }

.project-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-2);
}
.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease), filter 0.5s ease;
  filter: saturate(0.85) brightness(0.85);
}
.project-card:hover .project-card__media img {
  transform: scale(1.06);
  filter: saturate(1) brightness(1);
}
.project-card__index {
  position: absolute;
  top: 1rem;
  left: 1.1rem;
  z-index: 2;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--text);
  mix-blend-mode: difference;
}

.project-card__body {
  padding: 1.5rem 1.6rem 1.7rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  flex: 1;
}
.project-card__body h3 { font-size: 1.5rem; }
.project-card__meta {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.project-card__summary { color: var(--text-muted); font-size: 0.96rem; }
.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: auto;
  padding-top: 1rem;
}
.tag {
  font-family: var(--font-display);
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.project-card .link-arrow { color: var(--cyan); font-size: 0.9rem; }

/* ---- Stats ---------------------------------------- */
.stats {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
}
.stat {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  background: var(--surface);
}
.stat__num {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 1.6rem + 3vw, 3.6rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat__label { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.4rem; }

/* ---- Approach cards ------------------------------ */
.approach {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .approach { grid-template-columns: 1fr 1fr; } }
.approach__item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  background: var(--surface);
  transition: background 0.4s ease, transform 0.4s var(--ease);
}
.approach__item:hover { background: var(--surface-2); transform: translateY(-4px); }
.approach__item h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}
.approach__item .num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--violet);
  display: block;
  margin-bottom: 0.9rem;
}
.approach__item p { color: var(--text-muted); font-size: 0.95rem; }

/* ---- Prose / about ------------------------------ */
.page-intro {
  padding-block: clamp(8rem, 5rem + 10vw, 12rem) clamp(2rem, 1rem + 3vw, 3.5rem);
}
.page-intro h1 { font-size: var(--step-3); margin-bottom: 1.25rem; }
.page-intro p { font-size: var(--step-1); color: var(--text-muted); max-width: min(44ch, 100%); }

.prose { max-width: var(--container-narrow); }
.prose p { margin-bottom: 1.25rem; color: var(--text-muted); }
.prose > p:first-of-type { color: var(--text); font-size: 1.15rem; }
.prose h2 { font-size: var(--step-2); margin: 3.5rem 0 1.25rem; }
.prose h3 { font-size: 1.3rem; margin: 2.25rem 0 0.75rem; }
.prose ul, .prose ol { margin: 0 0 1.25rem 1.25rem; color: var(--text-muted); }
.prose li { margin-bottom: 0.5rem; }
.prose a { color: var(--cyan); text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote {
  border-left: 2px solid transparent;
  border-image: var(--grad) 1;
  padding-left: 1.4rem;
  margin: 2rem 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.5rem;
  line-height: 1.4;
  color: var(--text);
}
.prose figure { margin: 2rem 0; }
.about-portrait {
  float: right;
  width: min(16rem, 42%);
  aspect-ratio: 4 / 5;
  margin: 0.4rem 0 1.25rem 2.25rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.6);
}
.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  filter: grayscale(0.15) contrast(1.03);
}
@media (max-width: 560px) {
  .about-portrait { float: none; width: 12rem; margin: 0 0 1.5rem; }
}
.prose figure img { border-radius: var(--radius-sm); border: 1px solid var(--border); }
.prose figcaption { font-size: 0.85rem; color: var(--text-dim); margin-top: 0.6rem; }

.timeline { list-style: none; padding: 0; }
.timeline li {
  position: relative;
  padding: 1.75rem 0;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0.35rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .timeline li { grid-template-columns: 10rem 1fr; gap: 0 2rem; }
}
.timeline li:last-child { border-bottom: 1px solid var(--border); }
.timeline__period {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding-top: 0.2rem;
}
.timeline__role { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; }
.timeline__org { color: var(--text-muted); font-weight: 400; }
.timeline__desc { color: var(--text-muted); font-size: 0.96rem; margin-top: 0.3rem; }

.skills { display: grid; gap: 1.75rem 2rem; grid-template-columns: 1fr; }
@media (min-width: 520px) { .skills { grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); } }
.skills h3 { font-size: 1rem; margin-bottom: 0.75rem; }
.skills ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* ---- Case study --------------------------------- */
.case-hero { padding-block: clamp(8rem, 5rem + 9vw, 12rem) clamp(2rem, 1rem + 3vw, 3.5rem); }
.case-hero .eyebrow { letter-spacing: 0.14em; }
.case-hero h1 { font-size: var(--step-3); margin: 1rem 0 1.25rem; max-width: 16ch; overflow-wrap: break-word; }
.case-hero p { font-size: var(--step-1); color: var(--text-muted); max-width: min(46ch, 100%); }
.case-facts {
  display: grid;
  gap: 1.5rem 2rem;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  margin-top: 3rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--border);
}
.case-facts dt {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}
.case-facts dd { font-family: var(--font-display); font-weight: 500; }
.case-cover {
  margin-top: 3rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16 / 9;
}
.case-cover img { width: 100%; height: 100%; object-fit: cover; }

.callout {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 2rem 0;
}
.callout strong { color: var(--text); }

/* ---- Contact ----------------------------------- */
.contact {
  text-align: center;
  position: relative;
}
.contact h2 {
  font-size: var(--step-huge);
  line-height: 0.95;
  margin-bottom: 1.5rem;
}
.contact h2 a {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: opacity 0.3s ease;
}
.contact h2 a:hover { opacity: 0.75; }
.contact p { color: var(--text-muted); max-width: min(40ch, 100%); margin: 0 auto 2.5rem; font-size: var(--step-0); }
.contact .hero__cta { justify-content: center; }

/* ---- Tools & platforms wall -------------------------- */
.tools { text-align: center; border-top: 1px solid var(--border); }
.tools__eyebrow {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 2.5rem;
}
.tools__grid {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 44rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.4rem 2.25rem;
}
.tools__grid li {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-dim);
  transition: color 0.25s ease, transform 0.25s var(--ease);
}
.tools__grid li:hover { color: var(--text); transform: translateY(-2px); }
.tools__grid svg {
  width: 1.35rem;
  height: 1.35rem;
  fill: currentColor;
  flex-shrink: 0;
}
.tools__grid span {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  white-space: nowrap;
}
.tools__note {
  margin: 2.75rem auto 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 30ch;
}
@media (max-width: 560px) {
  .tools__grid { gap: 1.1rem 1.75rem; }
  .tools__grid span { font-size: 0.85rem; }
  .tools__grid svg { width: 1.15rem; height: 1.15rem; }
}

/* ---- Contact form ------------------------------------ */
.contact-form {
  max-width: 34rem;
  margin: 0 auto;
  text-align: left;
  display: grid;
  gap: 1rem;
}
.contact-form__row {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 520px) {
  .contact-form__row { grid-template-columns: 1fr 1fr; }
}
.contact-form label {
  display: grid;
  gap: 0.4rem;
}
.contact-form label > span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.contact-form textarea { resize: vertical; min-height: 7rem; }
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--violet);
  background: var(--surface-2);
}
.contact-form input:user-invalid,
.contact-form textarea:user-invalid { border-color: #ff6b6b; }
.contact-form__hp {
  position: absolute !important;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.contact-form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.25rem;
  margin-top: 0.25rem;
}
.contact-form__status {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
  max-width: 100%;
}
.contact-form__status.is-ok { color: var(--cyan); }
.contact-form__status.is-error { color: #ff8080; }
.contact-form.is-sending button[type="submit"] { opacity: 0.6; pointer-events: none; }
.contact-form__note { font-size: 0.9rem; color: var(--text-muted); }
.contact-form__note a { color: var(--cyan); }
.social-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
  margin-top: 2.5rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
}
.social-row a { color: var(--text-muted); display: inline-flex; align-items: center; gap: 0.5rem; transition: color 0.2s ease; }
.social-row a:hover { color: var(--text); }
.social-row svg { width: 1rem; height: 1rem; }

/* ---- Footer ----------------------------------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 3rem 2.5rem;
  position: relative;
  z-index: 1;
}
.site-footer__big {
  font-family: var(--font-display);
  font-size: var(--step-huge);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--border-strong);
  margin-bottom: 2.5rem;
  overflow: hidden;
}
.site-footer__row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.site-footer__row a { color: var(--text-muted); }
.site-footer__row a:hover { color: var(--text); }

/* ---- Motion utilities ------------------------- */

/* Scroll reveals — IntersectionObserver adds .is-inview (see main.js).
   Hidden only under .js; no JS → content is visible by default. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--reveal-delay, 0s);
  will-change: opacity, transform;
}
.js [data-reveal].is-inview {
  opacity: 1;
  transform: none;
}
/* Headings that reveal want a touch more travel + snap */
.js h1[data-reveal],
.js h2[data-reveal] {
  transform: translateY(34px);
  transition-duration: 0.8s;
}

/* Hero + page-intro entrance — pure CSS, never waits on a library. */
@keyframes fadeUp { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }

.js .hero h1 .line > span { animation: fadeUp 0.9s var(--ease) both; }
.js .hero .eyebrow[data-hero-in]        { animation: fadeUp 0.8s var(--ease) both; animation-delay: 0.04s; }
.js .hero h1 .line:nth-child(1) > span { animation-delay: 0.12s; }
.js .hero h1 .line:nth-child(2) > span { animation-delay: 0.19s; }
.js .hero h1 .line:nth-child(3) > span { animation-delay: 0.26s; }
.js .hero h1 .line:nth-child(4) > span { animation-delay: 0.33s; }

.js [data-hero-in] { animation: fadeUp 0.8s var(--ease) both; }
.js .hero__lead[data-hero-in]     { animation-delay: 0.40s; }
.js .hero__cta[data-hero-in]      { animation-delay: 0.48s; }
.js .hero__meta[data-hero-in]     { animation-delay: 0.56s; }
.js .page-intro .eyebrow[data-hero-in] { animation-delay: 0.06s; }
.js .page-intro p[data-hero-in]        { animation-delay: 0.24s; }

/* ---- Reduced motion -------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  body::after { display: none; }
  .marquee__track { animation: none; }
  [data-reveal], [data-hero-in],
  .hero h1 .line > span {
    opacity: 1 !important;
    transform: none !important;
  }
  .cursor, .cursor-dot { display: none; }
}

/* ---- Print ---------------------------------- */
@media print {
  .site-header, .site-footer, .no-print, .cursor, .cursor-dot,
  .scroll-progress, body::before, body::after { display: none !important; }
  body { background: #fff; color: #000; }
  a { color: #000; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .section { padding-block: 0.5rem; }
}