/* ==========================================================================
   Pars Blow Molding Technology — Corporate Site
   Design system built with the ui-ux-pro-max skill:
   pattern = Trust & Authority + Conversion, style = Accessible & Ethical,
   brand navy anchored to the supplied logo (#2B3691).
   ========================================================================== */

/* -------------------------------- Fonts -------------------------------- */
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/Vazirmatn-Light.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/Vazirmatn-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/Vazirmatn-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/Vazirmatn-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/Vazirmatn-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/Vazirmatn-ExtraBold.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

/* ------------------------------ Design tokens --------------------------- */
:root {
  /* Brand — extracted from the Pars logo */
  --color-primary-h: 233 55% 37%;      /* #2b3691 */
  --color-primary: #2b3691;
  --color-primary-600: #212a72;
  --color-primary-700: #181f57;
  --color-primary-100: #e7e9f8;
  --color-primary-50: #f4f5fc;

  --color-accent: #e5a531;
  --color-accent-600: #c98a1c;
  --color-accent-100: #fbedd2;

  --color-bg: #f7f8fc;
  --color-surface: #ffffff;
  --color-surface-alt: #f0f1f9;
  --color-text: #12152c;
  --color-text-muted: #5a5f7d;
  --color-text-faint: #8489a6;
  --color-border: #e4e5f2;
  --color-ring: #2b3691;

  --color-success: #1c9463;
  --color-on-primary: #ffffff;
  --color-on-accent: #1c1300;

  /* Fixed brand-navy scale: intentionally NOT redefined in dark mode.
     Used for "always navy" branded surfaces (hero, about visual, service
     icons, CTA banner) that must stay a deep, on-brand navy in both themes
     instead of following the theme-adaptive --color-primary tokens. */
  --brand-navy-100: #4d59c9;
  --brand-navy-300: #3843ab;
  --brand-navy-500: #2b3691;
  --brand-navy-700: #181f57;
  --brand-navy-900: #0c1030;

  --shadow-sm: 0 1px 2px rgba(18, 21, 44, 0.06), 0 1px 1px rgba(18, 21, 44, 0.04);
  --shadow-md: 0 8px 24px -8px rgba(18, 21, 44, 0.16);
  --shadow-lg: 0 24px 48px -16px rgba(18, 21, 44, 0.28);
  --shadow-glow: 0 0 0 1px rgba(43, 54, 145, 0.08), 0 20px 40px -12px rgba(43, 54, 145, 0.35);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;

  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 6.5rem;

  --container-w: 1240px;
  --header-h: 84px;
  --header-h-scrolled: 68px;
  --bottom-nav-h: 66px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 160ms;
  --dur-base: 280ms;
  --dur-slow: 520ms;

  color-scheme: light;
}

:root[data-theme="dark"] {
  --color-primary: #7c86e8;
  --color-primary-600: #939bee;
  --color-primary-700: #b1b8f3;
  --color-primary-100: #1c2151;
  --color-primary-50: #171a3d;

  --color-accent: #f2ba52;
  --color-accent-600: #f7ce80;
  --color-accent-100: #3a2c0f;

  --color-bg: #090b18;
  --color-surface: #12152c;
  --color-surface-alt: #171b38;
  --color-text: #eef0fb;
  --color-text-muted: #a6acce;
  --color-text-faint: #757ba0;
  --color-border: #262b4f;
  --color-ring: #7c86e8;

  --color-success: #3cc790;
  --color-on-primary: #0a0c1c;
  --color-on-accent: #1c1300;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px -8px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 24px 48px -16px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 0 1px rgba(124, 134, 232, 0.16), 0 20px 50px -12px rgba(124, 134, 232, 0.35);

  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-primary: #7c86e8;
    --color-primary-600: #939bee;
    --color-primary-700: #b1b8f3;
    --color-primary-100: #1c2151;
    --color-primary-50: #171a3d;

    --color-accent: #f2ba52;
    --color-accent-600: #f7ce80;
    --color-accent-100: #3a2c0f;

    --color-bg: #090b18;
    --color-surface: #12152c;
    --color-surface-alt: #171b38;
    --color-text: #eef0fb;
    --color-text-muted: #a6acce;
    --color-text-faint: #757ba0;
    --color-border: #262b4f;
    --color-ring: #7c86e8;

    --color-success: #3cc790;
    --color-on-primary: #0a0c1c;
    --color-on-accent: #1c1300;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 24px -8px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 24px 48px -16px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 0 1px rgba(124, 134, 232, 0.16), 0 20px 50px -12px rgba(124, 134, 232, 0.35);
    color-scheme: dark;
  }
}

/* --------------------------------- Reset -------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}
body {
  font-family: "Vazirmatn", "Segoe UI", Tahoma, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 1rem;
  overflow-x: hidden;
  transition: background var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4 { font-weight: 700; line-height: 1.32; }

:focus-visible {
  outline: 3px solid var(--color-ring);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

/* -------------------------------- Layout -------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}
.section { padding-block: var(--space-3xl); position: relative; }
.section--tight { padding-block: var(--space-2xl); }
.section-head {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: var(--space-2xl);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  background: var(--color-primary-100);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.section-title {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  margin-bottom: var(--space-sm);
}
.section-desc { color: var(--color-text-muted); font-size: 1.0625rem; }
.section-bg-alt { background: var(--color-surface-alt); }

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

.skip-link {
  position: fixed;
  top: -100px;
  right: 1rem;
  z-index: 999;
  background: var(--color-primary);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: top var(--dur-fast);
}
.skip-link:focus { top: 1rem; }

/* -------------------------------- Buttons -------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast), background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
  cursor: pointer;
}
.btn svg { width: 1.15em; height: 1.15em; flex-shrink: 0; }
.btn:active { transform: scale(0.97); }
.btn--primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
  box-shadow: var(--shadow-md);
}
.btn--primary:hover { background: var(--color-accent-600); box-shadow: var(--shadow-lg); }
.btn--ghost {
  background: transparent;
  color: inherit;
  border: 1.5px solid var(--color-border);
}
.btn--ghost:hover { border-color: var(--color-primary); background: var(--color-primary-50); }
.btn--on-dark { border-color: rgba(255,255,255,0.35); color: #fff; }
.btn--on-dark:hover { border-color: #fff; background: rgba(255,255,255,0.1); }
.btn--block { width: 100%; }
.btn--sm { padding: 0.6rem 1.1rem; font-size: 0.85rem; }

/* --------------------------------- Header -------------------------------- */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: color-mix(in srgb, var(--color-bg) 82%, transparent);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid transparent;
  transition: height var(--dur-base) var(--ease-out), border-color var(--dur-base), background var(--dur-base);
}
.site-header.is-scrolled {
  height: var(--header-h-scrolled);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}
.brand__mark {
  background: #fff;
  border-radius: 12px;
  padding: 4px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-shrink: 0;
}
.brand__mark img { width: 38px; height: 34px; object-fit: contain; }
.brand__type { display: flex; flex-direction: column; line-height: 1.2; }
.brand__type strong {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: 0.01em;
}
.brand__type span {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.nav-desktop { display: none; }
@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: 0.15rem;
    list-style: none;
  }
  .nav-desktop > li { position: relative; }
  .nav-link {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.7rem 0.95rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--color-text-muted);
    transition: color var(--dur-fast), background var(--dur-fast);
  }
  .nav-link svg { width: 15px; height: 15px; transition: transform var(--dur-fast); }
  .nav-link:hover, .nav-link:focus-visible, .nav-link.is-active { color: var(--color-primary); background: var(--color-primary-50); }
  .nav-item--has-menu:hover .nav-link svg,
  .nav-item--has-menu:focus-within .nav-link svg { transform: rotate(180deg); }

  .mega {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 0;
    width: 560px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 1.1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.3rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), visibility var(--dur-base);
  }
  .nav-item--has-menu:hover .mega,
  .nav-item--has-menu:focus-within .mega { opacity: 1; visibility: visible; transform: translateY(0); }
  .mega__item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    transition: background var(--dur-fast);
  }
  .mega__item:hover, .mega__item:focus-visible { background: var(--color-primary-50); }
  .mega__icon {
    width: 40px; height: 40px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    border-radius: 11px;
    background: var(--color-primary-100);
    color: var(--color-primary);
  }
  .mega__icon svg { width: 20px; height: 20px; }
  .mega__item strong { display: block; font-size: 0.88rem; margin-bottom: 0.15rem; }
  .mega__item p { font-size: 0.78rem; color: var(--color-text-muted); line-height: 1.5; }
}

.header-actions { display: flex; align-items: center; gap: 0.5rem; }
.icon-btn {
  width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  flex-shrink: 0;
  transition: background var(--dur-fast), border-color var(--dur-fast), color var(--dur-fast);
}
.icon-btn:hover { background: var(--color-primary-50); border-color: var(--color-primary); color: var(--color-primary); }
.icon-btn svg { width: 19px; height: 19px; }
.theme-toggle .icon-sun, .theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun,
:root:not([data-theme="dark"]) .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: block; }
}

.header-cta { display: none; }
@media (min-width: 860px) { .header-cta { display: inline-flex; } }

.nav-toggle {
  display: flex;
  width: 42px; height: 42px;
  align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}
@media (min-width: 1024px) { .nav-toggle { display: none; } }
.nav-toggle svg { width: 20px; height: 20px; }

/* ----------------------------- Mobile drawer ----------------------------- */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  visibility: hidden;
}
.mobile-drawer__scrim {
  position: absolute; inset: 0;
  background: rgba(9, 11, 24, 0.55);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
}
.mobile-drawer__panel {
  position: absolute;
  top: 0; bottom: 0; right: 0;
  width: min(340px, 86vw);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.mobile-drawer.is-open { visibility: visible; }
.mobile-drawer.is-open .mobile-drawer__scrim { opacity: 1; }
.mobile-drawer.is-open .mobile-drawer__panel { transform: translateX(0); }
.mobile-drawer__head { display: flex; align-items: center; justify-content: space-between; }
.mobile-nav-list { display: flex; flex-direction: column; gap: 0.15rem; }
.mobile-nav-list > li > a, .mobile-accordion__trigger {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%;
  padding: 0.95rem 0.5rem;
  font-weight: 700;
  font-size: 1rem;
  border-bottom: 1px solid var(--color-border);
}
.mobile-accordion__trigger svg { width: 16px; height: 16px; transition: transform var(--dur-fast); }
.mobile-accordion.is-open .mobile-accordion__trigger svg { transform: rotate(180deg); }
.mobile-accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-base) var(--ease-out);
}
.mobile-accordion.is-open .mobile-accordion__panel { grid-template-rows: 1fr; }
.mobile-accordion__panel > ul { overflow: hidden; display: flex; flex-direction: column; padding-inline-start: 0.75rem; }
.mobile-accordion__panel a {
  display: block; padding: 0.7rem 0.4rem;
  font-size: 0.92rem; color: var(--color-text-muted);
}
.mobile-accordion__panel a:hover { color: var(--color-primary); }
.mobile-drawer__foot { margin-top: auto; display: flex; flex-direction: column; gap: 0.75rem; }
.mobile-contact-row { display: flex; align-items: center; gap: 0.6rem; font-size: 0.85rem; color: var(--color-text-muted); }
.mobile-contact-row svg { width: 17px; height: 17px; color: var(--color-primary); flex-shrink: 0; }

/* -------------------------------- Bottom nav ------------------------------ */
.bottom-nav {
  position: fixed;
  bottom: 0; inset-inline: 0;
  z-index: 90;
  height: var(--bottom-nav-h);
  padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in srgb, var(--color-surface) 92%, transparent);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-top: 1px solid var(--color-border);
  display: flex;
  box-shadow: 0 -6px 24px rgba(9, 11, 24, 0.08);
}
@media (min-width: 1024px) { .bottom-nav { display: none; } }
.bottom-nav__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  color: var(--color-text-faint);
  font-size: 0.68rem;
  font-weight: 700;
  position: relative;
}
.bottom-nav__item svg { width: 22px; height: 22px; transition: transform var(--dur-fast) var(--ease-out); }
.bottom-nav__item.is-active { color: var(--color-primary); }
.bottom-nav__item.is-active svg { transform: translateY(-2px); }
.bottom-nav__item.is-active::before {
  content: "";
  position: absolute;
  top: 2px;
  width: 22px; height: 3px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
}

/* Reserve space so fixed bars never cover content */
.page-shell { padding-top: var(--header-h); }
@media (max-width: 1023px) { .page-shell { padding-bottom: var(--bottom-nav-h); } }

/* --------------------------------- Hero ---------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  /* Fixed (theme-independent) navy tones: the hero is always an immersive dark
     band, in both light and dark mode, so it must not read the swapped
     --color-primary-700 token (which goes light in dark mode). */
  background: radial-gradient(120% 140% at 20% -10%, var(--brand-navy-300) 0%, var(--brand-navy-700) 46%, var(--brand-navy-900) 100%);
  color: #fff;
  min-height: min(760px, 92vh);
  display: flex;
  flex-direction: column;
}
/* .hero has two direct content containers: the slides wrapper and the
   dots/arrows control bar. Without an explicit column direction these
   default to a flex ROW and get squeezed side-by-side (worst on narrow
   viewports) instead of stacking — the slides wrapper grows to fill the
   remaining height so the control bar always settles at the bottom. */
.hero > .container:not(.hero__controls) {
  flex: 1;
  display: flex;
  align-items: center;
}
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(120% 100% at 50% 0%, #000 20%, transparent 78%);
  animation: gridDrift 40s linear infinite;
}
@keyframes gridDrift { from { background-position: 0 0; } to { background-position: 460px 460px; } }
.hero__glow {
  position: absolute;
  width: 620px; height: 620px;
  border-radius: 50%;
  filter: blur(20px);
  opacity: 0.55;
  background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
  top: -180px; inset-inline-start: -160px;
  animation: floaty 12s ease-in-out infinite;
}
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(30px); } }

.hero__inner {
  /* Note: .hero already sits inside .page-shell (padding-top: --header-h),
     so no extra header offset is added here — only normal section spacing. */
  position: relative;
  z-index: 2;
  width: 100%;
  display: grid;
  gap: var(--space-xl);
  padding-block: var(--space-xl) var(--space-lg);
  align-items: center;
}
@media (min-width: 960px) {
  .hero__inner { grid-template-columns: 1.05fr 0.95fr; }
}

.hero__slides { position: relative; min-height: 1px; }
.hero__slide {
  display: none;
  animation: heroIn var(--dur-slow) var(--ease-out);
}
.hero__slide.is-active { display: block; }
@keyframes heroIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

.hero__tag {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem; font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-accent-600, #ffd98a);
}
.hero__title {
  font-size: clamp(1.9rem, 4.4vw, 3.35rem);
  font-weight: 800;
  line-height: 1.22;
  margin-bottom: var(--space-sm);
}
.hero__title em {
  font-style: normal;
  color: var(--color-accent);
  position: relative;
}
.hero__desc {
  color: rgba(255,255,255,0.78);
  font-size: 1.05rem;
  max-width: 46ch;
  margin-bottom: var(--space-lg);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: var(--space-lg); }
.hero__stats { display: flex; flex-wrap: wrap; gap: var(--space-lg); }
.hero__stats div strong { display: block; font-size: 1.5rem; font-weight: 800; }
.hero__stats div span { font-size: 0.78rem; color: rgba(255,255,255,0.65); }

.hero__visual { position: relative; display: flex; justify-content: center; }

/* ---- Hero photo frame: a technical "blueprint HUD" panel, not a plain card.
   Real product photography (white-background catalog shots) is blended with
   mix-blend-mode: multiply over the fixed brand-navy panel, so the white
   backdrop melts away and the machine reads as if printed on the surface —
   no cropping/masking of the source photos required. ---- */
.hero__frame-wrap {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1 / 0.92;
}
.hero__ring {
  position: absolute;
  inset: -7%;
  border-radius: 50%;
  border: 1.5px dashed rgba(255,255,255,0.16);
  animation: ringSpin 50s linear infinite;
}
.hero__ring::before {
  content: "";
  position: absolute;
  top: -3px; inset-inline-start: calc(50% - 3px);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 10px 2px var(--color-accent);
}
@keyframes ringSpin { to { transform: rotate(360deg); } }

.hero__frame {
  /* Fixed light panel (not theme-swapped — the hero band around it is
     always dark navy, see .hero) so the catalog photos' own white backdrop
     blends seamlessly into it with no blend-mode trick needed: the photo
     stays fully bright and legible, the "special" factor comes from the
     angled cut, glow and HUD framing around it, not from tinting the photo. */
  position: absolute;
  inset: 0;
  clip-path: polygon(9% 0, 100% 0, 100% 78%, 91% 100%, 0 100%, 0 22%);
  background: linear-gradient(155deg, #ffffff, #e9ecf8);
  box-shadow: var(--shadow-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transform: rotate(var(--tilt, -1.6deg));
}
.hero__frame::after {
  /* faint scanning sweep for a technical / "live" feel */
  content: "";
  position: absolute;
  inset-block: -20%;
  inset-inline-start: -10%;
  width: 34%;
  background: linear-gradient(100deg, transparent, rgba(43,54,145,0.1), transparent);
  animation: heroScan 7s ease-in-out infinite;
}
@keyframes heroScan { 0% { transform: translateX(-40%); } 55%, 100% { transform: translateX(340%); } }
.hero__photo {
  width: 84%; height: 84%;
  object-fit: contain;
  filter: drop-shadow(0 14px 22px rgba(12, 16, 48, 0.22));
  transform: rotate(calc(var(--tilt, -1.6deg) * -1));
}

.hero__corner {
  position: absolute;
  width: 26px; height: 26px;
  border-color: var(--color-accent);
  border-style: solid;
  border-width: 0;
  opacity: 0.9;
}
.hero__corner--tl { top: -8px; inset-inline-start: 4%; border-inline-start-width: 2px; border-top-width: 2px; }
.hero__corner--br { bottom: -8px; inset-inline-end: 4%; border-inline-end-width: 2px; border-bottom-width: 2px; }

.hero__chip {
  position: absolute;
  display: flex; align-items: center; gap: 0.6rem;
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.78rem; font-weight: 700;
  animation: chipFloat 6s ease-in-out infinite;
  z-index: 2;
}
.hero__chip svg { width: 18px; height: 18px; color: var(--color-success); }
.hero__chip--a { top: 2%; inset-inline-start: -6%; animation-delay: 0s; }
.hero__chip--b { bottom: 4%; inset-inline-end: -8%; animation-delay: -3s; }
@keyframes chipFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.hero__slide:nth-of-type(2) .hero__frame,
.hero__slide:nth-of-type(2) .hero__photo { --tilt: 1.8deg; }
.hero__slide:nth-of-type(3) .hero__frame,
.hero__slide:nth-of-type(3) .hero__photo { --tilt: -1deg; }

@media (prefers-reduced-motion: reduce) {
  .hero__ring, .hero__frame::after { animation: none; }
}

.hero__controls {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-bottom: var(--space-lg);
}
.hero__dots { display: flex; gap: 0.5rem; }
.hero__dots button {
  width: 26px; height: 5px;
  font-size: 0; /* JS injects a page-number label for .hero__tabs; plain dots stay bars */
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.28);
  transition: background var(--dur-fast), width var(--dur-fast);
}
.hero__dots button.is-active { background: var(--color-accent); width: 42px; }
.hero__arrows { display: flex; gap: 0.5rem; margin-inline-start: auto; }
.hero__arrows button {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--dur-fast);
}
.hero__arrows button:hover { background: rgba(255,255,255,0.14); }
.hero__arrows svg { width: 18px; height: 18px; }

/* --------------------------------- About --------------------------------- */
.about { display: grid; gap: var(--space-2xl); align-items: center; }
@media (min-width: 960px) { .about { grid-template-columns: 0.95fr 1.05fr; } }
.about__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(155deg, var(--brand-navy-500) 0%, var(--brand-navy-700) 100%);
  aspect-ratio: 4/3.2;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
}
.about__visual svg { width: 62%; height: 62%; }
.about__badge {
  position: absolute;
  bottom: -18px; inset-inline-start: 24px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 1rem 1.25rem;
  display: flex; align-items: center; gap: 0.75rem;
}
.about__badge strong { font-size: 1.35rem; display: block; color: var(--color-primary); }
.about__badge span { font-size: 0.75rem; color: var(--color-text-muted); }

.about__list { display: grid; gap: 0.9rem; margin-block: var(--space-md) var(--space-lg); }
.about__list li {
  display: flex; gap: 0.75rem; align-items: flex-start;
  font-size: 0.95rem; color: var(--color-text-muted);
}
.about__list svg {
  width: 22px; height: 22px; flex-shrink: 0; margin-top: 2px;
  color: var(--color-success);
}
.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}
.about__stats strong { display: block; font-size: 1.7rem; font-weight: 800; color: var(--color-primary); }
.about__stats span { font-size: 0.78rem; color: var(--color-text-muted); }

/* ------------------------------- Product cards ---------------------------- */
.product-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  display: flex; flex-direction: column;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base);
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.product-card__art {
  aspect-ratio: 16/11;
  border-radius: var(--radius-md);
  background: linear-gradient(155deg, var(--color-primary-50), var(--color-primary-100));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-sm);
  position: relative;
  overflow: hidden;
}
:root[data-theme="dark"] .product-card__art { background: linear-gradient(155deg, var(--color-surface-alt), var(--color-primary-50)); }
.product-card__art svg { width: 46%; height: 46%; color: var(--color-primary); }
.product-card__num {
  position: absolute; top: 10px; inset-inline-start: 10px;
  font-size: 0.7rem; font-weight: 800; color: var(--color-primary);
  background: var(--color-surface);
  width: 26px; height: 26px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-sm);
}
.product-card h3 { font-size: 1.08rem; margin-bottom: 0.4rem; }
.product-card p { font-size: 0.88rem; color: var(--color-text-muted); flex-grow: 1; margin-bottom: var(--space-sm); }
.product-card__link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-weight: 700; font-size: 0.86rem; color: var(--color-primary);
}
.product-card__link svg { width: 16px; height: 16px; transition: transform var(--dur-fast); }
.product-card:hover .product-card__link svg { transform: translateX(-4px); }

/* -------------------------------- Samples gallery -------------------------- */
.filter-tabs {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  justify-content: center;
  margin-bottom: var(--space-lg);
}
.filter-tabs button {
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  font-size: 0.85rem; font-weight: 700;
  color: var(--color-text-muted);
  transition: all var(--dur-fast);
}
.filter-tabs button.is-active, .filter-tabs button:hover {
  background: var(--color-primary); color: #fff; border-color: var(--color-primary);
}
.sample-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.sample-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
}
.sample-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.sample-card__art {
  aspect-ratio: 1/1;
  background: var(--color-surface-alt);
  display: flex; align-items: center; justify-content: center;
}
.sample-card__art svg { width: 44%; height: 44%; color: var(--color-primary); }
.sample-card__body { padding: 1rem 1.1rem; }
.sample-card__body span { font-size: 0.72rem; font-weight: 700; color: var(--color-accent-600); }
.sample-card__body h4 { font-size: 0.98rem; margin-top: 0.25rem; }

/* --------------------------------- Services -------------------------------- */
.services { display: grid; gap: var(--space-2xl); align-items: start; }
@media (min-width: 960px) { .services { grid-template-columns: 0.85fr 1.15fr; } }
.services__intro p { color: var(--color-text-muted); margin-block: var(--space-sm) var(--space-lg); }
.services__stats { display: flex; gap: var(--space-lg); }
.services__stats strong { font-size: 1.5rem; color: var(--color-primary); display: block; }
.services__stats span { font-size: 0.78rem; color: var(--color-text-muted); }

.service-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.service-card__icon {
  width: 52px; height: 52px;
  border-radius: 15px;
  background: linear-gradient(155deg, var(--brand-navy-500), var(--brand-navy-700));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-sm);
}
.service-card__icon svg { width: 26px; height: 26px; }
.service-card h3 { font-size: 1rem; margin-bottom: 0.35rem; }
.service-card p { font-size: 0.85rem; color: var(--color-text-muted); }

/* ---------------------------------- CTA banner ------------------------------ */
.cta-banner {
  border-radius: var(--radius-lg);
  background: radial-gradient(120% 160% at 100% 0%, var(--brand-navy-100), var(--brand-navy-700) 60%);
  color: #fff;
  padding: var(--space-xl);
  display: flex; flex-wrap: wrap; gap: var(--space-lg);
  align-items: center; justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.14) 1.5px, transparent 1.5px);
  background-size: 22px 22px;
  opacity: 0.5;
}
.cta-banner__text { position: relative; z-index: 1; max-width: 480px; }
.cta-banner__text h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.cta-banner__text p { color: rgba(255,255,255,0.78); font-size: 0.95rem; }
.cta-banner__actions { position: relative; z-index: 1; display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* ---------------------------------- Trust strip ------------------------------ */
.trust-strip { display: flex; flex-wrap: wrap; gap: var(--space-lg); justify-content: space-between; align-items: center; }
.trust-item { display: flex; align-items: center; gap: 0.75rem; color: var(--color-text-muted); font-size: 0.85rem; font-weight: 700; }
.trust-item svg { width: 26px; height: 26px; color: var(--color-primary); }

/* ---------------------------------- Footer ------------------------------ */
.site-footer {
  background: var(--color-primary-700, #181f57);
  background: linear-gradient(180deg, #12173f, #0b0e29);
  color: rgba(255,255,255,0.82);
  padding-top: var(--space-2xl);
}
.footer-grid {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1.4fr repeat(3, 1fr);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand .brand__mark { background: #fff; }
.footer-brand p { margin-top: var(--space-sm); font-size: 0.88rem; line-height: 1.8; color: rgba(255,255,255,0.62); max-width: 40ch; }
.footer-social { display: flex; gap: 0.5rem; margin-top: var(--space-md); }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.18);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--dur-fast), border-color var(--dur-fast);
}
.footer-social a:hover { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-on-accent); }
.footer-social svg { width: 17px; height: 17px; }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: var(--space-sm); }
.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col a { font-size: 0.88rem; color: rgba(255,255,255,0.62); transition: color var(--dur-fast); }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.85rem; color: rgba(255,255,255,0.62); }
.footer-contact svg { width: 18px; height: 18px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 0.75rem;
  align-items: center; justify-content: space-between;
  padding-block: var(--space-md);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom a:hover { color: #fff; }

/* -------------------------------- Back to top -------------------------------- */
.back-to-top {
  position: fixed;
  inset-inline-end: var(--space-md);
  bottom: calc(var(--bottom-nav-h) + var(--space-md));
  z-index: 80;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity var(--dur-base), transform var(--dur-base), visibility var(--dur-base);
}
@media (min-width: 1024px) { .back-to-top { bottom: var(--space-lg); } }
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top svg { width: 20px; height: 20px; }

/* ------------------------------- Scroll reveal ------------------------------- */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal-group] > * { transition-delay: calc(var(--i, 0) * 70ms); }

/* --------------------------------- Contact -------------------------------- */
.contact-layout {
  display: grid;
  gap: var(--space-xl);
  max-width: 1080px;
  margin-inline: auto;
}
.contact-info-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 720px) { .contact-info-grid { grid-template-columns: 1fr; } }
.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-sm);
}
.contact-form__row {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 560px) { .contact-form__row { grid-template-columns: 1fr; } }
.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 700;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--dur-fast);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--color-primary);
}
.contact-form textarea { resize: vertical; }
.contact-info-card p { direction: ltr; text-align: right; }

/* ------------------------------ Responsive helpers ---------------------------- */
@media (max-width: 640px) {
  .cta-banner { padding: var(--space-lg); flex-direction: column; align-items: flex-start; }
  .about__badge { position: static; margin-top: var(--space-sm); }
}

/* ==========================================================================
   Category archive page (category.html)
   Reuses the .hero / .hero__frame visual language for continuity, swapped
   to a "product family" icon cluster instead of a machine photo.
   ========================================================================== */

.breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem;
  font-size: 0.83rem;
  color: var(--color-text-muted);
  padding-block: var(--space-md);
}
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb__sep { opacity: 0.5; }
.breadcrumb__current { color: var(--color-text); font-weight: 700; }

.hero--compact { min-height: min(560px, 78vh); }


.cat-intro { display: grid; gap: var(--space-lg); align-items: start; }
@media (min-width: 860px) { .cat-intro { grid-template-columns: 1.3fr 1fr; } }
.cat-intro p { color: var(--color-text-muted); font-size: 1.02rem; }
.cat-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-sm); }
.cat-stats > div {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  text-align: center;
}
.cat-stats strong { display: block; font-size: 1.4rem; font-weight: 800; color: var(--color-primary); }
.cat-stats span { font-size: 0.75rem; color: var(--color-text-muted); }

.other-cats { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.other-cats a {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  font-size: 0.83rem; font-weight: 700;
  color: var(--color-text-muted);
  transition: all var(--dur-fast);
}
.other-cats a svg { width: 16px; height: 16px; }
.other-cats a:hover, .other-cats a.is-active {
  border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-50);
}

.machine-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}
@media (max-width: 1024px) { .machine-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .machine-grid { grid-template-columns: 1fr; } }

.machine-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  display: flex; flex-direction: column;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
}
.machine-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
/* Photo header — same 16/11 ratio as .product-card__art on the homepage,
   for a consistent proportion across every card style on the site.
   object-fit: contain (not cover) so the full source photo always shows —
   nothing sliced off the top/sides of the machine — matted on a light
   panel so any letterboxing reads as a deliberate frame, not a crop bug. */
.machine-card__art {
  /* Wide "کشیده" banner shape (matches the client's existing site's
     category-archive cards) instead of the squarish 16/11 product-card
     ratio — object-fit: contain below still guarantees nothing is cropped. */
  aspect-ratio: 2 / 1;
  border-radius: var(--radius-md);
  background: linear-gradient(155deg, #ffffff, #e9ecf8);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}
:root[data-theme="dark"] .machine-card__art { background: linear-gradient(155deg, #e9ecf8, #ffffff); }
.machine-card__art img {
  /* Fill the frame edge-to-edge (no matte) — the source crops are tight
     enough around the machine that cover only trims a small margin. */
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}
.machine-card:hover .machine-card__art img { transform: scale(1.06); }
.machine-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.machine-card__specs { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.6rem; }
.spec-chip {
  font-size: 0.72rem; font-weight: 700;
  padding: 0.28rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-50);
  color: var(--color-primary);
}
.machine-card p { font-size: 0.85rem; color: var(--color-text-muted); flex-grow: 1; margin-bottom: var(--space-sm); }
.machine-card__link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-weight: 700; font-size: 0.85rem; color: var(--color-primary);
}
.machine-card__link svg { width: 15px; height: 15px; transition: transform var(--dur-fast); }
.machine-card:hover .machine-card__link svg { transform: translateX(-4px); }

.pagination {
  display: flex; align-items: center; justify-content: center;
  gap: 0.4rem;
  margin-top: var(--space-xl);
}
.pagination button {
  min-width: 42px; height: 42px;
  padding-inline: 0.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-weight: 700; font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: all var(--dur-fast);
  font-variant-numeric: tabular-nums;
}
.pagination button:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination button.is-active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.pagination button[disabled] { opacity: 0.4; cursor: not-allowed; }
.pagination button[disabled]:hover { border-color: var(--color-border); color: var(--color-text-muted); }
.pagination svg { width: 16px; height: 16px; }

/* ==========================================================================
   Category hero — deliberately a different visual system from the homepage
   hero (.hero__frame etc.), not a reskin of it: a scattered tile "mosaic"
   instead of one framed photo, a giant outline index numeral instead of a
   stat row, a scrolling icon ticker instead of a static ring, and numbered
   tab pills instead of dot indicators.
   ========================================================================== */
.hero--catalog .hero__grid { transform: rotate(18deg) scale(1.6); }
.hero__ribbon {
  position: absolute;
  width: 150%; height: 240px;
  bottom: -60px; inset-inline-start: -25%;
  background: linear-gradient(90deg, transparent, rgba(229, 165, 49, 0.18), transparent);
  transform: rotate(-7deg);
  filter: blur(1px);
  pointer-events: none;
}

.hero__inner--catalog { align-items: center; }
@media (min-width: 960px) { .hero__inner--catalog { grid-template-columns: 1fr 1.05fr; } }

.hero__index {
  display: block;
  font-size: clamp(3.4rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.08);
  margin-bottom: -0.9rem;
  font-variant-numeric: tabular-nums;
}
@supports (-webkit-text-stroke: 1px black) {
  .hero__index { color: transparent; -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.24); }
}

.hero--catalog .hero__tag { border-radius: 8px; }

/* scattered product mosaic (replaces the single .hero__frame card) */
.mosaic { position: relative; width: 100%; max-width: 440px; aspect-ratio: 1 / 0.95; }
.mosaic__tile { position: absolute; border-radius: var(--radius-md); }
.mosaic__tile--1 { width: 44%; height: 54%; top: 0; inset-inline-start: 6%; z-index: 3; }
.mosaic__tile--2 { width: 32%; height: 32%; top: 3%; inset-inline-end: 2%; z-index: 2; }
.mosaic__tile--3 { width: 28%; height: 30%; bottom: 4%; inset-inline-start: 0; z-index: 2; }
.mosaic__tile--4 { width: 36%; height: 36%; bottom: 0; inset-inline-end: 8%; z-index: 1; }
.mosaic__tile--5 {
  width: 27%; height: 27%; top: 40%; inset-inline-start: 33%; z-index: 4;
}
.mosaic__tile__inner {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.35rem;
  background: linear-gradient(155deg, #ffffff, #e9ecf8);
  border-radius: inherit;
  box-shadow: var(--shadow-lg);
  color: var(--brand-navy-500);
  font-size: 0.66rem; font-weight: 700; text-align: center; padding: 0.4rem;
  animation: tileIn 0.6s var(--ease-out) both;
}
.mosaic__tile__inner svg { width: 38%; height: 38%; }
.mosaic__tile--1 .mosaic__tile__inner { --rot: -4deg; animation-delay: 0ms; }
.mosaic__tile--2 .mosaic__tile__inner { --rot: 6deg; animation-delay: 90ms; }
.mosaic__tile--3 .mosaic__tile__inner { --rot: 4deg; animation-delay: 180ms; }
.mosaic__tile--4 .mosaic__tile__inner { --rot: -6deg; animation-delay: 270ms; }
.mosaic__tile--5 .mosaic__tile__inner {
  --rot: -2deg; animation-delay: 360ms;
  background: linear-gradient(155deg, var(--color-accent), var(--color-accent-600));
  color: var(--color-on-accent);
  box-shadow: var(--shadow-glow);
}
@keyframes tileIn {
  from { opacity: 0; transform: translateY(14px) scale(0.82) rotate(var(--rot, 0deg)); }
  to { opacity: 1; transform: translateY(0) scale(1) rotate(var(--rot, 0deg)); }
}
@media (prefers-reduced-motion: reduce) {
  .mosaic__tile__inner { animation: none; opacity: 1; transform: rotate(var(--rot, 0deg)); }
}

/* infinite scrolling icon ticker, unique to the category hero */
.hero__ticker {
  position: relative;
  z-index: 2;
  overflow: hidden;
  border-block: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  padding-block: 0.65rem;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.hero__ticker__track {
  display: flex;
  gap: 2.5rem;
  width: max-content;
  animation: tickerScroll 24s linear infinite;
}
@keyframes tickerScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.hero__ticker__item {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.8rem; font-weight: 700;
  color: rgba(255, 255, 255, 0.65);
  white-space: nowrap;
}
.hero__ticker__item svg { width: 18px; height: 18px; color: var(--color-accent); flex-shrink: 0; }
@media (prefers-reduced-motion: reduce) { .hero__ticker__track { animation: none; } }

/* numbered tab pills — replaces .hero__dots for this page (same JS-generated
   buttons; .hero__dots stays a small bar via font-size:0, this shows the
   injected page-number text instead) */
.hero__tabs { display: flex; gap: 0.5rem; }
.hero__tabs button {
  min-width: 38px; height: 34px;
  padding-inline: 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.7);
  font-weight: 700; font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  transition: all var(--dur-fast);
}
.hero__tabs button:hover { border-color: rgba(255, 255, 255, 0.5); color: #fff; }
.hero__tabs button.is-active { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-on-accent); }

/* ==========================================================================
   Single post / article page (post.html) — WordPress-style "صفحه داخلی"
   ========================================================================== */

/* Reading progress bar */
.reading-progress {
  position: fixed;
  top: var(--header-h-scrolled);
  inset-inline: 0;
  height: 3px;
  z-index: 99;
  background: transparent;
}
.site-header:not(.is-scrolled) ~ .reading-progress { top: var(--header-h); }
.reading-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
  transition: width 80ms linear;
}

.post-header { max-width: 900px; margin-inline: auto; text-align: center; }
.post-header .eyebrow { cursor: default; }
.post-title {
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  margin-block: var(--space-sm);
  text-wrap: balance;
}
.post-lede { color: var(--color-text-muted); font-size: 1.05rem; max-width: 65ch; margin-inline: auto; }
.post-meta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 1.4rem;
  margin-top: var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.86rem;
}
.post-meta__item { display: flex; align-items: center; gap: 0.4rem; }
.post-meta__item svg { width: 17px; height: 17px; color: var(--color-primary); }
.post-meta__author { display: flex; align-items: center; gap: 0.5rem; font-weight: 700; color: var(--color-text); }
.post-meta__avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(155deg, var(--brand-navy-500), var(--brand-navy-700));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.post-meta__avatar svg { width: 16px; height: 16px; color: #fff; }

.post-hero-img {
  max-width: 1080px;
  margin: var(--space-lg) auto 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 2.2 / 1;
}
.post-hero-img img { width: 100%; height: 100%; object-fit: cover; }

.post-layout {
  display: grid;
  gap: var(--space-xl);
  max-width: 1080px;
  margin-inline: auto;
  align-items: start;
}
@media (min-width: 960px) { .post-layout { grid-template-columns: 1fr 250px; } }

/* Table of contents */
.toc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}
@media (min-width: 960px) { .toc { position: sticky; top: calc(var(--header-h) + var(--space-md)); } }
.toc h2 {
  font-size: 0.8rem; font-weight: 800; letter-spacing: 0.02em;
  color: var(--color-text-muted); text-transform: uppercase;
  margin-bottom: var(--space-sm);
  display: flex; align-items: center; gap: 0.4rem;
}
.toc h2 svg { width: 16px; height: 16px; color: var(--color-primary); }
.toc ol { display: flex; flex-direction: column; gap: 0.15rem; counter-reset: toc; }
.toc li { counter-increment: toc; }
/* Scoped to .toc ol a (not the broader .toc a) so the numbered-list
   counter below doesn't bleed onto the tag pills / CTA link that also
   live inside .toc but aren't part of the <ol>. */
.toc ol a {
  display: flex; align-items: baseline; gap: 0.5rem;
  padding: 0.5rem 0.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.86rem; color: var(--color-text-muted);
  transition: background var(--dur-fast), color var(--dur-fast);
}
.toc ol a::before {
  content: counter(toc);
  font-variant-numeric: tabular-nums;
  font-weight: 800; font-size: 0.72rem; color: var(--color-primary);
  min-width: 1.2em;
}
.toc ol a:hover { background: var(--color-primary-50); color: var(--color-primary); }
.toc ol a.is-active { background: var(--color-primary-50); color: var(--color-primary); font-weight: 700; }
.toc__progress-note { margin-top: var(--space-sm); padding-top: var(--space-sm); border-top: 1px solid var(--color-border); font-size: 0.76rem; color: var(--color-text-faint); }

.toc__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: var(--space-sm); }
.toc__tags a {
  font-size: 0.74rem; font-weight: 700;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-50);
  color: var(--color-primary);
  transition: background var(--dur-fast), color var(--dur-fast);
}
.toc__tags a:hover { background: var(--color-primary); color: #fff; }

.toc__cta {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  text-align: center;
}
.toc__cta-icon {
  width: 42px; height: 42px; margin-inline: auto 0.5rem;
  border-radius: 50%;
  background: linear-gradient(155deg, var(--brand-navy-500), var(--brand-navy-700));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.toc__cta strong { display: block; font-size: 0.88rem; margin-bottom: 0.3rem; }
.toc__cta p { font-size: 0.78rem; color: var(--color-text-muted); margin-bottom: var(--space-sm); }

/* Article typography */
.post-body {
  /* min-width: 0 overrides the grid item's default automatic minimum size,
     which otherwise inherits the .spec-table's min-width: 560px and forces
     this column (and the whole page) wider than the viewport on mobile. */
  min-width: 0;
  font-size: 1.02rem; line-height: 1.95; color: var(--color-text);
}
.post-body > * + * { margin-top: var(--space-md); }
.post-body h2 {
  font-size: 1.4rem; font-weight: 800;
  margin-top: var(--space-xl);
  scroll-margin-top: calc(var(--header-h) + var(--space-md));
  display: flex; align-items: center; gap: 0.6rem;
}
.post-body h2::before {
  content: "";
  width: 6px; height: 1.15em;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  flex-shrink: 0;
}
.post-body h3 { font-size: 1.12rem; font-weight: 800; margin-top: var(--space-lg); }
.post-body p { color: var(--color-text-muted); }
.post-body strong { color: var(--color-text); }
.post-body ul, .post-body ol { color: var(--color-text-muted); padding-inline-start: 1.4rem; display: flex; flex-direction: column; gap: 0.5rem; }
.post-body ul { list-style: none; padding-inline-start: 0; }
/* Not flex: a list item can contain a <strong>label:</strong> followed by
   plain text, and flex would split that into separate side-by-side columns
   instead of one wrapping paragraph. The bullet is an absolutely positioned
   marker instead, so the whole line flows and wraps normally. */
.post-body ul li { position: relative; padding-inline-start: 1.2rem; }
.post-body ul li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.62em;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}
.post-body ol { list-style: decimal; }
.post-body a:not(.btn) { color: var(--color-primary); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

.pull-quote {
  position: relative;
  background: var(--color-primary-50);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-lg) var(--space-lg) calc(var(--space-lg) + 1.2rem);
  font-size: 1.15rem; font-weight: 700;
  color: var(--color-text);
  line-height: 1.7;
}
:root[data-theme="dark"] .pull-quote { background: var(--color-surface-alt); }
.pull-quote svg { position: absolute; top: var(--space-md); inset-inline-start: var(--space-md); width: 26px; height: 26px; color: var(--color-accent); opacity: 0.8; }
.pull-quote cite { display: block; margin-top: var(--space-sm); font-size: 0.8rem; font-weight: 700; color: var(--color-text-muted); font-style: normal; }

.table-scroll { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--color-border); }
.spec-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 560px; }
.spec-table th, .spec-table td { padding: 0.85rem 1rem; text-align: center; border-bottom: 1px solid var(--color-border); white-space: nowrap; }
.spec-table th:first-child, .spec-table td:first-child { text-align: start; white-space: normal; }
.spec-table thead th { background: var(--color-surface-alt); font-size: 0.8rem; color: var(--color-text-muted); font-weight: 800; }
.spec-table tbody tr:last-child td { border-bottom: 0; }
.spec-table tbody tr:hover { background: var(--color-primary-50); }
.spec-table td strong { color: var(--color-primary); }

.inline-cta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-md);
  background: linear-gradient(155deg, var(--brand-navy-500), var(--brand-navy-700));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}
.inline-cta h3 { font-size: 1.15rem; margin-bottom: 0.3rem; }
.inline-cta p { color: rgba(255,255,255,0.75); font-size: 0.9rem; margin: 0; }

/* FAQ accordion */
.faq-item { border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; background: var(--color-surface); }
.faq-item + .faq-item { margin-top: 0.6rem; }
.faq-item__q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm);
  padding: 1rem 1.1rem;
  font-weight: 700; font-size: 0.95rem;
  text-align: start;
}
.faq-item__q svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--color-primary); transition: transform var(--dur-fast); }
.faq-item.is-open .faq-item__q svg { transform: rotate(180deg); }
.faq-item__a {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-base) var(--ease-out);
}
.faq-item.is-open .faq-item__a { grid-template-rows: 1fr; }
.faq-item__a > div { overflow: hidden; }
.faq-item__a p { padding: 0 1.1rem 1rem; color: var(--color-text-muted); font-size: 0.9rem; }

.author-box {
  display: flex; gap: var(--space-md); align-items: flex-start;
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}
.author-box__avatar {
  width: 56px; height: 56px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(155deg, var(--brand-navy-500), var(--brand-navy-700));
  color: #fff; display: flex; align-items: center; justify-content: center;
}
.author-box__avatar svg { width: 28px; height: 28px; }
.author-box h4 { font-size: 0.98rem; margin-bottom: 0.25rem; }
.author-box p { font-size: 0.86rem; color: var(--color-text-muted); }

.share-bar { display: flex; align-items: center; gap: 0.6rem; }
.share-bar span { font-size: 0.82rem; font-weight: 700; color: var(--color-text-muted); }
.share-bar a {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--dur-fast);
}
.share-bar a:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-50); }
.share-bar svg { width: 16px; height: 16px; }

.related-grid { display: grid; gap: var(--space-md); grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.related-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
}
.related-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.related-card__art { aspect-ratio: 16/10; overflow: hidden; }
.related-card__art img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease-out); }
.related-card:hover .related-card__art img { transform: scale(1.06); }
.related-card__body { padding: 1rem 1.1rem; }
.related-card__body span { font-size: 0.72rem; font-weight: 700; color: var(--color-accent-600); }
.related-card__body h4 { font-size: 0.95rem; margin-top: 0.3rem; line-height: 1.5; }

.comments-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-md); }
.comment-list { display: flex; flex-direction: column; gap: var(--space-md); margin-bottom: var(--space-lg); }
.comment {
  display: flex; gap: 0.75rem;
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}
.comment__avatar {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: var(--color-primary-100); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
}
.comment__avatar svg { width: 20px; height: 20px; }
.comment__head { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.3rem; }
.comment__head strong { font-size: 0.9rem; }
.comment__head span { font-size: 0.76rem; color: var(--color-text-faint); }
.comment p { font-size: 0.9rem; color: var(--color-text-muted); }
.comment__reply { display: inline-block; margin-top: 0.4rem; font-size: 0.8rem; font-weight: 700; color: var(--color-primary); }

@media (max-width: 640px) {
  .post-meta { gap: 0.9rem; }
  .inline-cta { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   404 page (404.html)
   ========================================================================== */
.notfound-hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(120% 140% at 50% -10%, var(--brand-navy-300) 0%, var(--brand-navy-700) 46%, var(--brand-navy-900) 100%);
  color: #fff;
  padding-block: calc(var(--space-3xl) + var(--space-md)) var(--space-2xl);
  text-align: center;
}
.notfound-inner { position: relative; z-index: 2; }

.notfound-figure {
  position: relative;
  display: flex; align-items: center; justify-content: center; gap: 0.4rem;
  margin-bottom: var(--space-md);
}
.notfound-digit {
  font-size: clamp(4rem, 13vw, 8rem);
  font-weight: 800; line-height: 1;
  font-variant-numeric: tabular-nums;
}
.notfound-gear {
  width: clamp(3.2rem, 10vw, 6.4rem); height: clamp(3.2rem, 10vw, 6.4rem);
  border-radius: 50%;
  background: linear-gradient(155deg, var(--color-accent), var(--color-accent-600));
  color: var(--color-on-accent);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-glow);
}
.notfound-gear svg { width: 62%; height: 62%; animation: gearSpin 7s linear infinite; }
@keyframes gearSpin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .notfound-gear svg { animation: none; } }

.notfound-hero .hero__chip { position: absolute; }
.notfound-hero .hero__chip--a { top: -8%; inset-inline-start: 6%; }
.notfound-hero .hero__chip--b { bottom: -14%; inset-inline-end: 4%; }
@media (max-width: 640px) { .notfound-hero .hero__chip { display: none; } }

.notfound-hero h1 {
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  max-width: 640px; margin: 0 auto var(--space-sm);
  text-wrap: balance;
}
.notfound-hero > .container > p {
  color: rgba(255, 255, 255, 0.75);
  max-width: 52ch; margin: 0 auto var(--space-lg);
}

.notfound-search {
  max-width: 460px; margin: 0 auto var(--space-lg);
  display: flex; align-items: center; gap: 0.3rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  padding: 0.3rem;
}
.notfound-search input {
  flex: 1; min-width: 0;
  background: transparent; border: 0; color: #fff;
  padding: 0.6rem 0.9rem; font-family: inherit; font-size: 0.92rem;
}
.notfound-search input::placeholder { color: rgba(255, 255, 255, 0.5); }
.notfound-search input:focus { outline: none; }
.notfound-search button {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent); color: var(--color-on-accent);
  display: flex; align-items: center; justify-content: center;
}
.notfound-search button svg { width: 17px; height: 17px; }

.quicklink-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-md); }
.quicklink-card {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 0.6rem;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base), border-color var(--dur-base);
}
.quicklink-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: transparent; }
.quicklink-card__icon {
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--color-primary-100); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
}
.quicklink-card__icon svg { width: 23px; height: 23px; }
.quicklink-card strong { font-size: 0.9rem; }

/* ==========================================================================
   Search page (search.html)
   ========================================================================== */
.search-hero {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 160% at 50% -10%, var(--brand-navy-300) 0%, var(--brand-navy-700) 46%, var(--brand-navy-900) 100%);
  color: #fff;
  padding-block: calc(var(--space-2xl) + var(--space-sm)) var(--space-xl);
  text-align: center;
}
.search-hero__inner { position: relative; z-index: 2; }
.search-hero h1 { font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: var(--space-sm); }
.search-form {
  max-width: 620px; margin: 0 auto;
  display: flex; align-items: center; gap: 0.4rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  padding: 0.35rem;
}
.search-form input {
  flex: 1; min-width: 0;
  background: transparent; border: 0; color: #fff;
  padding: 0.75rem 1rem; font-family: inherit; font-size: 1rem;
}
.search-form input::placeholder { color: rgba(255, 255, 255, 0.5); }
.search-form input:focus { outline: none; }
.search-form button {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent); color: var(--color-on-accent);
  display: flex; align-items: center; justify-content: center;
}
.search-form button svg { width: 18px; height: 18px; }

.popular-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; margin-top: var(--space-md); }
.popular-chips span { font-size: 0.82rem; color: rgba(255, 255, 255, 0.55); align-self: center; }
.popular-chips button {
  font-size: 0.82rem; font-weight: 700;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.85);
  transition: all var(--dur-fast);
}
.popular-chips button:hover { background: rgba(255, 255, 255, 0.12); border-color: rgba(255, 255, 255, 0.4); }

.search-meta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.search-meta__count { font-size: 0.92rem; color: var(--color-text-muted); }
.search-meta__count strong { color: var(--color-text); }

.search-results { display: flex; flex-direction: column; gap: 0; max-width: 760px; }
.search-result {
  padding-block: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}
.search-result:first-child { padding-top: 0; }
.search-result__badge {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: 0.7rem; font-weight: 800;
  padding: 0.22rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-50);
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.search-result__badge svg { width: 12px; height: 12px; }
.search-result h3 { font-size: 1.1rem; margin-bottom: 0.25rem; }
.search-result h3 a { color: var(--color-text); transition: color var(--dur-fast); }
.search-result h3 a:hover { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
.search-result__url { font-size: 0.78rem; color: var(--color-success); direction: ltr; text-align: start; margin-bottom: 0.35rem; font-family: inherit; }
.search-result__excerpt { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.8; }
.search-result__excerpt mark { background: var(--color-accent-100); color: var(--color-text); border-radius: 3px; padding: 0 0.15em; }

.search-empty { text-align: center; padding-block: var(--space-2xl); max-width: 460px; margin-inline: auto; }
.search-empty__icon {
  width: 72px; height: 72px; margin: 0 auto var(--space-md);
  border-radius: 50%;
  background: var(--color-surface-alt);
  color: var(--color-text-faint);
  display: flex; align-items: center; justify-content: center;
}
.search-empty__icon svg { width: 32px; height: 32px; }
.search-empty h2 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.search-empty p { color: var(--color-text-muted); font-size: 0.92rem; margin-bottom: var(--space-lg); }

/* ==========================================================================
   FAQ page (faq.html) — its own signature: a giant outline "؟" behind the
   hero (same device family as the 404 gear-numeral and the category page's
   outline index, applied to this page's own subject), a backlit
   "control-panel" row of category buttons, and live search that filters
   and highlights across every accordion at once.
   ========================================================================== */
.faq-hero {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 150% at 50% -10%, var(--brand-navy-300) 0%, var(--brand-navy-700) 46%, var(--brand-navy-900) 100%);
  color: #fff;
  padding-block: calc(var(--space-2xl) + var(--space-sm)) var(--space-xl);
  text-align: center;
}
.faq-hero__mark {
  position: absolute;
  top: -4%; inset-inline-end: 2%;
  font-size: clamp(9rem, 22vw, 16rem);
  font-weight: 800; line-height: 1;
  color: rgba(255, 255, 255, 0.06);
  transform: rotate(8deg);
  pointer-events: none;
  user-select: none;
}
@supports (-webkit-text-stroke: 1px black) {
  .faq-hero__mark { color: transparent; -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.14); }
}
@media (max-width: 720px) { .faq-hero__mark { display: none; } }
.faq-hero__inner { position: relative; z-index: 2; }
.faq-hero h1 { font-size: clamp(1.5rem, 3.2vw, 2.2rem); max-width: 640px; margin: 0 auto var(--space-sm); text-wrap: balance; }
.faq-hero > .container p.faq-hero__desc { color: rgba(255, 255, 255, 0.75); max-width: 54ch; margin: 0 auto var(--space-lg); }
.faq-hero__stats { display: flex; justify-content: center; gap: var(--space-xl); margin-top: var(--space-lg); }
.faq-hero__stats div strong { display: block; font-size: 1.4rem; font-weight: 800; }
.faq-hero__stats div span { font-size: 0.78rem; color: rgba(255, 255, 255, 0.6); }

/* backlit "control panel" category selector */
.faq-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}
.faq-cat-btn {
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: 0.55rem;
  text-align: center;
  padding: var(--space-md) var(--space-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base), border-color var(--dur-base);
}
.faq-cat-btn:hover, .faq-cat-btn.is-active { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.faq-cat-btn__led {
  position: absolute; top: 0.7rem; inset-inline-end: 0.7rem;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--color-border);
  transition: background var(--dur-fast), box-shadow var(--dur-fast);
}
.faq-cat-btn:hover .faq-cat-btn__led, .faq-cat-btn.is-active .faq-cat-btn__led {
  background: var(--color-accent);
  box-shadow: 0 0 8px 1px var(--color-accent);
}
.faq-cat-btn__icon {
  width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(155deg, var(--brand-navy-500), var(--brand-navy-700));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.faq-cat-btn__icon svg { width: 22px; height: 22px; }
.faq-cat-btn strong { font-size: 0.85rem; }
.faq-cat-btn span { font-size: 0.72rem; color: var(--color-text-faint); font-variant-numeric: tabular-nums; }

.faq-search {
  max-width: 460px; margin: 0 auto;
  display: flex; align-items: center; gap: 0.3rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  padding: 0.3rem;
}
.faq-search input {
  flex: 1; min-width: 0;
  background: transparent; border: 0; color: #fff;
  padding: 0.65rem 1rem; font-family: inherit; font-size: 0.92rem;
}
.faq-search input::placeholder { color: rgba(255, 255, 255, 0.5); }
.faq-search input:focus { outline: none; }
.faq-search button {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent); color: var(--color-on-accent);
  display: flex; align-items: center; justify-content: center;
}
.faq-search button svg { width: 17px; height: 17px; }

.faq-group { margin-bottom: var(--space-2xl); scroll-margin-top: calc(var(--header-h) + var(--space-md)); }
.faq-group__head { display: flex; align-items: center; gap: 0.75rem; margin-bottom: var(--space-md); }
.faq-group__icon {
  width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0;
  background: var(--color-primary-100); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
}
.faq-group__icon svg { width: 20px; height: 20px; }
.faq-group__head h2 { font-size: 1.15rem; }
.faq-group__head span { font-size: 0.78rem; color: var(--color-text-muted); }
.faq-group .faq-list { display: flex; flex-direction: column; gap: 0.6rem; }
.faq-item mark { background: var(--color-accent-100); color: var(--color-text); border-radius: 3px; padding: 0 0.15em; }

.faq-cta { max-width: 900px; margin-inline: auto; }

/* ==========================================================================
   WordPress theme additions — real server-rendered pagination links
   (taxonomy-machine_category.php) styled identically to the original
   client-side .pagination button markup so switching to real WP_Query
   pagination causes zero visual change.
   ========================================================================== */
.pagination a {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 42px; height: 42px;
  padding-inline: 0.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-weight: 700; font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: all var(--dur-fast);
  font-variant-numeric: tabular-nums;
  text-decoration: none;
}
.pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination a.is-active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.pagination a[aria-disabled="true"] { opacity: 0.4; cursor: not-allowed; pointer-events: none; }

/* real WP comment form/list on single.php reuses the .comment-list/.comment/.contact-form
   classes already defined above; a couple of small additions for core markup pieces
   (avatar <img> from Gravatar, reply link depth) that the static demo didn't need. */
.comment__avatar img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; }
.comment-list .children { list-style: none; margin: 0; padding-inline-start: 2.4rem; }
.contact-form__notice {
  background: var(--color-surface-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 0.9rem 1.1rem; margin-bottom: var(--space-md);
  font-weight: 700; font-size: 0.92rem;
}
.contact-form__notice--ok { color: #1a7f4b; border-color: #1a7f4b55; }
.contact-form__notice--err { color: #c23b3b; border-color: #c23b3b55; }
.comment-reply-link { display: inline-block; margin-top: 0.4rem; font-size: 0.8rem; font-weight: 700; color: var(--color-primary); text-decoration: none; }
.comment-reply-link:hover { text-decoration: underline; }