/* =========================================================
   GLOBAL.CSS — shared across every page
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  transition: background var(--dur-mood) var(--ease-inout), color var(--dur-mood) var(--ease-inout);
  overflow-x: hidden;
  cursor: default;
}

html[dir="rtl"] body { direction: rtl; }
html[dir="ltr"] body { direction: ltr; }

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; margin: 0; padding: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---- Grain overlay (fixed, whole document) ---- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  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");
}
[data-theme="dark"] .grain { opacity: 0.06; }

/* ---- Eyebrow / technical label ---- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--fg-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow::before {
  content: "";
  width: 0.4em;
  height: 0.4em;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}

/* ---- Registration mark (crosshair) ---- */
.reg-mark {
  position: absolute;
  width: 14px;
  height: 14px;
  pointer-events: none;
  opacity: 0.45;
}
.reg-mark::before, .reg-mark::after {
  content: "";
  position: absolute;
  background: var(--fg-muted);
}
.reg-mark::before { top: 50%; left: 0; width: 100%; height: 1px; transform: translateY(-50%); }
.reg-mark::after { left: 50%; top: 0; height: 100%; width: 1px; transform: translateX(-50%); }
.reg-mark.tl { top: 0; left: 0; }
.reg-mark.tr { top: 0; right: 0; }
.reg-mark.bl { bottom: 0; left: 0; }
.reg-mark.br { bottom: 0; right: 0; }

/* ---- Barcode decorative element ---- */
.barcode {
  display: inline-flex;
  align-items: stretch;
  gap: 2px;
  height: 22px;
  opacity: 0.6;
}
.barcode span { display: block; background: var(--fg-muted); }

/* ---- Coordinates / meta strip ---- */
.meta-strip {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--fg-faint);
  letter-spacing: 0.05em;
}

/* =========================================================
   CURSOR (custom label follower)
   ========================================================= */
.cursor-label {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-cursor);
  pointer-events: none;
  padding: 0.5em 1.1em;
  border-radius: var(--radius-pill);
  background: var(--fg);
  color: var(--bg);
  font-family: var(--font-ui-ar);
  direction: rtl;
  font-size: var(--fs-small);
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.6);
  transition: opacity var(--dur-fast) var(--ease-out);
  will-change: transform;
}
.cursor-label.is-active { opacity: 1; transform: translate(-50%, -50%) scale(1); }
@media (hover: none) { .cursor-label { display: none; } }

/* =========================================================
   BRAND LOGO (real mark — rect + dot + comma semicolon)
   ========================================================= */
.brand-logo { display: block; overflow: visible; }
.brand-logo__canvas { fill: var(--bg); transition: fill var(--dur-mood) var(--ease-inout); }
.brand-logo__rect { fill: var(--fg); transition: fill var(--dur-mood) var(--ease-inout); }
.brand-logo__dot { fill: var(--logo-dot); fill-opacity: var(--logo-shape-opacity); }
.brand-logo__comma { fill: var(--logo-comma); fill-opacity: var(--logo-shape-opacity); }

/* =========================================================
   THEME / LANG CONTROLS (icon buttons)
   ========================================================= */
.icon-btn svg { width: 15px; height: 15px; display: block; }
.icon-btn .sun-icon { display: none; }
[data-theme="dark"] .icon-btn .moon-icon { display: none; }
[data-theme="dark"] .icon-btn .sun-icon { display: block; }


.navbar {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-nav);
  width: min(94%, 1080px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.6rem 0.7rem 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--bg) 65%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--border);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  transition: padding var(--dur-mid) var(--ease-out), top var(--dur-mid) var(--ease-out), background var(--dur-mood);
}
html[dir="rtl"] .navbar { padding: 0.6rem 1.4rem 0.6rem 0.7rem; }
.navbar.is-condensed { top: 0.7rem; padding-block: 0.4rem; }

.navbar__id {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
}
.navbar__mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  overflow: hidden;
  display: grid;
  place-items: center;
  flex: none;
  transition: width var(--dur-mid), height var(--dur-mid), opacity 0.4s var(--ease-out);
}
.navbar__mark svg { width: 100%; height: 100%; }
html.preloader-pending .navbar__mark { opacity: 0; }
.navbar.is-condensed .navbar__mark { width: 28px; height: 28px; }

.navbar__text { display: flex; flex-direction: column; line-height: 1.1; overflow: hidden; }
.navbar__name { font-family: var(--font-ui); font-weight: 700; font-size: 0.85rem; }
.navbar__role {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--fg-muted);
  height: 1.2em;
  overflow: hidden;
}
.navbar.is-condensed .navbar__role { max-height: 0; opacity: 0; }

.navbar__links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 500;
}
.navbar__links a {
  position: relative;
  padding-block: 0.2rem;
}
.navbar__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--fg);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur-fast) var(--ease-out);
}
html[dir="rtl"] .navbar__links a::after { transform-origin: left; }
.navbar__links a:hover::after, .navbar__links a.is-active::after { transform: scaleX(1); }

.navbar__actions { display: flex; align-items: center; gap: 0.45rem; }

.icon-btn {
  width: 34px;
  height: 34px;
  flex: none;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1;
  transition: background var(--dur-fast), border-color var(--dur-fast);
}
.icon-btn:hover { background: var(--overlay); border-color: var(--border-strong); }

.btn-cta {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.65rem 1.3rem;
  border-radius: var(--radius-pill);
  background: var(--fg);
  color: var(--bg);
  white-space: nowrap;
}

.navbar__toggle {
  display: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border);
  align-items: center;
  justify-content: center;
}

@media (max-width: 820px) {
  .navbar__links {
    position: absolute;
    top: calc(100% + 0.6rem);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.9rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 1.2rem;
    padding: 1.2rem 1.4rem;
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
    display: none;
  }
  .navbar__links.is-open { display: flex; }
  .navbar__toggle { display: flex; }
}

/* =========================================================
   MAGNETIC ELEMENTS
   ========================================================= */
.magnetic { display: inline-flex; will-change: transform; }

/* =========================================================
   SECTION HEADING REVEAL
   ========================================================= */
.reveal-heading {
  position: relative;
  overflow: hidden;
  display: inline-block;
}
.reveal-heading__text {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.4em);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal-heading__sweep {
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
}
html[dir="rtl"] .reveal-heading__sweep { transform-origin: right; }
.reveal-heading.is-in .reveal-heading__sweep {
  animation: sweepIn var(--dur-mid) var(--ease-inout) forwards;
}
.reveal-heading.is-in .reveal-heading__text {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.28s;
}
@keyframes sweepIn {
  0%   { transform: scaleX(0); transform-origin: left; }
  48%  { transform: scaleX(1); transform-origin: left; }
  52%  { transform: scaleX(1); transform-origin: right; }
  100% { transform: scaleX(0); transform-origin: right; }
}
html[dir="rtl"] .reveal-heading.is-in .reveal-heading__sweep {
  animation-name: sweepInRTL;
}
@keyframes sweepInRTL {
  0%   { transform: scaleX(0); transform-origin: right; }
  48%  { transform: scaleX(1); transform-origin: right; }
  52%  { transform: scaleX(1); transform-origin: left; }
  100% { transform: scaleX(0); transform-origin: left; }
}

.section-head { margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-head .eyebrow { margin-bottom: 0.9rem; }
.section-head h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin: 0;
  text-transform: uppercase;
}

/* =========================================================
   WAVEFORM DIVIDER
   ========================================================= */
.waveform {
  width: 100%;
  height: 40px;
  display: block;
  color: var(--fg-muted);
  opacity: 0.6;
}
.waveform path { stroke: currentColor; }

/* =========================================================
   CARDS
   ========================================================= */
.card {
  display: block;
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--bg-elevated);
  padding: 1.6rem;
  overflow: hidden;
  isolation: isolate;
  transition: border-color var(--dur-fast), transform var(--dur-mid) var(--ease-out);
}
.card::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  opacity: 0;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%), var(--glow), transparent 70%);
  transition: opacity var(--dur-fast);
}
.card:hover::before { opacity: 1; }
.card:hover { border-color: var(--border-strong); }
.card__media {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  aspect-ratio: 4/3;
  background: var(--overlay);
  margin-bottom: 1.2rem;
}
.card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1) translateZ(0);
  transition: transform var(--dur-mid) var(--ease-out);
}
.card:hover .card__media img { transform: scale(1.06); }
.card__mockup {
  transition: transform var(--dur-mid) var(--ease-out);
}
.card:hover .card__mockup { transform: translateY(-6px) scale(1.03); }
.card__index { font-family: var(--font-mono); font-size: var(--fs-micro); color: var(--fg-faint); }
.card__title { font-family: var(--font-ui); font-size: 1.15rem; font-weight: 700; margin: 0.4rem 0 0.3rem; }
.card__desc { font-size: 0.92rem; color: var(--fg-muted); margin: 0; }
.card__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.9rem; }
.card__tags span {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  border: 1px solid var(--border);
  padding: 0.2em 0.6em;
  border-radius: var(--radius-pill);
  color: var(--fg-muted);
}

/* =========================================================
   BUTTONS (generic)
   ========================================================= */
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--fg);
  transition: background var(--dur-fast), color var(--dur-fast);
}
.btn-outline:hover { background: var(--fg); color: var(--bg); }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  position: relative;
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
  margin-top: clamp(4rem, 10vw, 8rem);
}
.site-footer__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.site-footer__line { font-family: var(--font-ui); font-size: 0.95rem; }
.site-footer__meta { display: flex; align-items: center; gap: 1.2rem; }

/* =========================================================
   PAGE HERO (secondary pages — lighter treatment)
   ========================================================= */
.page-hero {
  padding: clamp(7rem, 16vw, 11rem) 0 clamp(3rem, 6vw, 5rem);
}
.page-hero .eyebrow { margin-bottom: 1.2rem; }
.page-hero h1 {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  margin: 0 0 1.2rem;
}
.page-hero p {
  max-width: 46ch;
  color: var(--fg-muted);
  font-size: 1.05rem;
}

/* =========================================================
   UTILITIES
   ========================================================= */
.grid { display: grid; gap: var(--gutter); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.section { padding-block: clamp(3.5rem, 8vw, 7rem); position: relative; }

.is-hidden { display: none !important; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
[data-animate].is-in { opacity: 1; transform: translateY(0); }