/* ==========================================================================
   3omar.hs — Site shell: header, navigation, footer, consent, shared components
   Uses tokens from unified-glass.css (dark default, .light-mode overrides).
   ========================================================================== */

:root {
  --shell-max: 1200px;
  --shell-gutter: clamp(16px, 4vw, 32px);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --accent: var(--brand);
  --accent-strong: var(--brand);
  --accent-2: var(--olive);
  --ok: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --focus-ring: 0 0 0 3px color-mix(in srgb, var(--brand) 55%, transparent);
  --header-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body.site { margin: 0; min-height: 100vh; display: flex; flex-direction: column; background: var(--bg-base); color: var(--glass-text-main); line-height: 1.6; }
html[lang="ar"] body.site, body.site[dir="rtl"] { font-family: var(--font-arabic); }
html[lang="en"] body.site { font-family: var(--font-latin); }
body.site > main, body.site main#main { flex: 1 0 auto; position: relative; z-index: 1; }
img { max-width: 100%; height: auto; }
a { color: inherit; }
:focus-visible { outline: none; box-shadow: var(--focus-ring); border-radius: 6px; }
.skip-link { position: absolute; inset-inline-start: 12px; top: -48px; z-index: 1000; background: var(--accent-strong); color: #fff; padding: 8px 14px; border-radius: 8px; text-decoration: none; transition: top .2s; }
.skip-link:focus { top: 12px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- layout primitives ---------- */
.container { width: 100%; max-width: var(--shell-max); margin-inline: auto; padding-inline: var(--shell-gutter); }
.section { padding-block: clamp(40px, 7vw, 88px); }
.section--tight { padding-block: clamp(24px, 4vw, 48px); }
.grid { display: grid; gap: 20px; }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.stack > * + * { margin-top: 14px; }
.muted { color: var(--glass-text-muted); }
.center { text-align: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); background: color-mix(in srgb, var(--brand) 12%, transparent); border: 1px solid color-mix(in srgb, var(--brand) 28%, transparent); padding: 6px 12px; border-radius: 999px; }
html[lang="ar"] .eyebrow { letter-spacing: 0; text-transform: none; }
html.light-mode .eyebrow { color: #3730a3; background: rgba(79,70,229,.10); border-color: rgba(79,70,229,.30); }
.h-display { font-size: clamp(2rem, 5.4vw, 3.6rem); line-height: 1.12; margin: 16px 0 14px; font-weight: 800; }
.h-section { font-size: clamp(1.5rem, 3.2vw, 2.25rem); line-height: 1.2; margin: 0 0 10px; font-weight: 800; }
.lead { font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: var(--glass-text-muted); max-width: 70ch; }
.text-gradient { background: var(--accent-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- cards ---------- */
.card-glass { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); box-shadow: var(--glass-shadow); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); padding: clamp(18px, 3vw, 28px); }
.card-link { display: flex; flex-direction: column; gap: 10px; text-decoration: none; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.card-link:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--brand) 45%, transparent); box-shadow: var(--glass-shadow), var(--glass-shadow-glow); }
.card-icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: color-mix(in srgb, var(--brand) 14%, transparent); color: var(--accent); font-size: 1.35rem; }
.card-title { font-size: 1.12rem; font-weight: 700; margin: 0; }
.card-text { margin: 0; color: var(--glass-text-muted); font-size: .95rem; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600; border: 1px solid var(--glass-border); background: var(--glass-bg-subtle); }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 20px; border-radius: 12px; border: 1px solid transparent; font: inherit; font-weight: 700; font-size: .95rem; cursor: pointer; text-decoration: none; transition: transform .15s ease, box-shadow .2s ease, background .2s ease, opacity .2s; }
.btn:active { transform: translateY(1px); }
.btn[disabled], .btn.is-loading { opacity: .6; cursor: not-allowed; }
.btn--primary { background: var(--btn-gradient-primary); color: #fff; box-shadow: 0 8px 24px color-mix(in srgb, var(--brand) 35%, transparent); }
.btn--primary:hover { background: var(--btn-gradient-hover); }
.btn--ghost { background: var(--glass-bg-subtle); color: var(--glass-text-main); border-color: var(--glass-border); }
.btn--ghost:hover { background: var(--glass-bg-hover); }
.btn--sm { min-height: 36px; padding: 6px 14px; font-size: .85rem; border-radius: 10px; }
.btn--block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

/* ---------- forms ---------- */
.form { display: grid; gap: 14px; }
.field { display: grid; gap: 6px; }
.field label, .label { font-weight: 600; font-size: .9rem; }
.input, .select, .textarea, .field input, .field select, .field textarea {
  width: 100%; min-height: 44px; padding: 10px 14px; border-radius: 12px; border: 1px solid var(--control-border);
  background: var(--control-bg); color: var(--glass-text-main); font: inherit; font-size: 1rem;
}
.textarea, .field textarea { min-height: 130px; resize: vertical; }
.input:focus, .select:focus, .textarea:focus, .field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--glass-border-focus); background: var(--control-bg-focus); box-shadow: var(--focus-ring); }
.field .hint { font-size: .82rem; color: var(--glass-text-muted); }
.field .error { font-size: .82rem; color: var(--danger); }
.hp-field { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0 0 0 0) !important; clip-path: inset(50%) !important; white-space: nowrap !important; border: 0 !important; }
.alert { padding: 12px 16px; border-radius: 12px; border: 1px solid var(--glass-border); background: var(--glass-bg-subtle); }
.alert--ok { border-color: rgba(34,197,94,.45); background: rgba(34,197,94,.1); }
.alert--err { border-color: rgba(239,68,68,.45); background: rgba(239,68,68,.1); }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 900; background: var(--topbar-bg); border-bottom: 1px solid var(--topbar-border); backdrop-filter: blur(18px) saturate(180%); -webkit-backdrop-filter: blur(18px) saturate(180%); }
.site-header__inner { max-width: var(--shell-max); margin-inline: auto; padding-inline: var(--shell-gutter); height: var(--header-h); display: flex; align-items: center; gap: 16px; }
.site-header__start { display: flex; align-items: center; gap: 10px; min-width: 0; }
.site-header__end { display: flex; align-items: center; gap: 8px; margin-inline-start: auto; }
.sh-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--glass-text-main); }
.sh-brand__logo { width: 34px; height: 34px; border-radius: 50%; object-fit: cover; border: 1px solid var(--glass-border); }
.sh-brand__name { font-family: var(--font-latin); font-weight: 800; font-size: 1.15rem; background: var(--accent-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sh-badge { font-size: .7rem; font-weight: 700; padding: 3px 8px; border-radius: 999px; background: color-mix(in srgb, var(--brand) 15%, transparent); color: var(--accent); border: 1px solid color-mix(in srgb, var(--brand) 30%, transparent); }
.sh-back { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--glass-border); background: var(--glass-bg-subtle); color: var(--glass-text-main); }
[dir="rtl"] .sh-back svg { transform: scaleX(-1); }
.sh-nav { margin-inline-start: 12px; }
.sh-menu { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.sh-item { position: relative; }
.sh-link { display: inline-flex; align-items: center; gap: 4px; padding: 8px 12px; border-radius: 10px; border: 0; background: none; color: var(--glass-text-main); font: inherit; font-size: .92rem; font-weight: 600; text-decoration: none; cursor: pointer; white-space: nowrap; }
.sh-link:hover, .sh-link.is-active, .sh-item--drop.is-open > .sh-link { background: var(--glass-bg-subtle); }
.sh-link.is-active { color: var(--accent); }
.sh-link--cta { background: var(--btn-gradient-primary); color: #fff !important; margin-inline-start: 6px; }
.sh-link--cta:hover { background: var(--btn-gradient-hover); }
.sh-drop-btn svg { transition: transform .2s; }
.sh-item--drop.is-open .sh-drop-btn svg { transform: rotate(180deg); }
.sh-drop { position: absolute; top: calc(100% + 8px); inset-inline-start: 0; min-width: 300px; padding: 8px; border-radius: 16px; background: var(--glass-bg); border: 1px solid var(--glass-border); box-shadow: var(--glass-shadow); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .18s ease; display: grid; gap: 2px; }
.sh-item--drop.is-open .sh-drop { opacity: 1; visibility: visible; transform: none; }
@media (hover: hover) and (min-width: 1081px) { .sh-item--drop:hover .sh-drop { opacity: 1; visibility: visible; transform: none; } }
.sh-drop__link { display: grid; gap: 2px; padding: 10px 12px; border-radius: 10px; text-decoration: none; color: var(--glass-text-main); }
.sh-drop__link:hover, .sh-drop__link:focus-visible { background: var(--glass-bg-hover); }
.sh-drop__title { font-weight: 700; font-size: .92rem; }
.sh-drop__desc { font-size: .8rem; color: var(--glass-text-muted); }
.sh-util { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 38px; min-width: 38px; padding: 0 10px; border-radius: 10px; border: 1px solid var(--glass-border); background: var(--glass-bg-subtle); color: var(--glass-text-main); font: inherit; font-size: .85rem; font-weight: 600; text-decoration: none; cursor: pointer; }
.sh-util:hover { background: var(--glass-bg-hover); }
.sh-burger { display: none; }
.sh-drawer { position: fixed; inset: 0; z-index: 950; background: rgba(2,6,23,.55); }
.sh-drawer[hidden] { display: none; }
.sh-drawer__panel { position: absolute; top: 0; bottom: 0; inset-inline-end: 0; width: min(88vw, 360px); overflow-y: auto; padding: 16px; background: var(--bg-base); border-inline-start: 1px solid var(--glass-border); display: flex; flex-direction: column; gap: 4px; }
.sh-drawer__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.sh-drawer__link, .sh-drawer__group summary, .sh-drawer__group a { display: flex; align-items: center; gap: 8px; padding: 12px; border-radius: 10px; text-decoration: none; color: var(--glass-text-main); font-weight: 600; cursor: pointer; list-style: none; }
.sh-drawer__group summary::-webkit-details-marker { display: none; }
.sh-drawer__group summary { justify-content: space-between; }
.sh-drawer__group[open] summary svg { transform: rotate(180deg); }
.sh-drawer__group a { font-weight: 500; padding-inline-start: 24px; color: var(--glass-text-muted); }
.sh-drawer__link:hover, .sh-drawer__group a:hover, .sh-drawer__group summary:hover { background: var(--glass-bg-subtle); }
@media (max-width: 1080px) {
  .sh-nav { display: none; }
  .sh-burger { display: inline-flex; }
  .sh-lang span { display: none; }
}
@media (max-width: 420px) { .sh-brand__name { font-size: 1rem; } .sh-badge { display: none; } }

/* ---------- breadcrumbs ---------- */
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0 0 12px; font-size: .85rem; color: var(--glass-text-muted); }
.breadcrumbs li + li::before { content: "›"; margin-inline-end: 6px; opacity: .6; }
[dir="rtl"] .breadcrumbs li + li::before { content: "‹"; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: var(--accent); }

/* ---------- how-to + FAQ ---------- */
.howto { margin-block: 32px; }
.howto h2 { margin-top: 0; font-size: 1.35rem; }
.howto__steps { padding-inline-start: 22px; display: grid; gap: 8px; }
.howto__faq-title { margin: 24px 0 10px; font-size: 1.1rem; }
.faq { display: grid; gap: 10px; }
.faq__item { border: 1px solid var(--glass-border); border-radius: 12px; background: var(--glass-bg-subtle); padding: 0 14px; }
.faq__item summary { cursor: pointer; padding: 12px 0; font-weight: 700; list-style: none; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; float: inline-end; font-weight: 800; color: var(--accent); }
.faq__item[open] summary::after { content: "–"; }
.faq__item p { margin: 0 0 14px; color: var(--glass-text-muted); }

/* ---------- footer ---------- */
.site-footer { position: relative; z-index: 1; margin-top: 48px; border-top: 1px solid var(--glass-border); background: color-mix(in srgb, var(--bg-base) 88%, #000 12%); }
.site-footer__grid { max-width: var(--shell-max); margin-inline: auto; padding: 40px var(--shell-gutter) 24px; display: grid; gap: 28px; grid-template-columns: 1.4fr repeat(3, 1fr); }
.sf-col { display: flex; flex-direction: column; gap: 8px; font-size: .92rem; }
.sf-col a, .sf-linkbtn { color: var(--glass-text-muted); text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.sf-col a:hover, .sf-linkbtn:hover { color: var(--accent); }
.sf-linkbtn { background: none; border: 0; padding: 0; font: inherit; cursor: pointer; text-align: start; }
.sf-title { font-size: .95rem; margin: 0 0 4px; color: var(--glass-text-main); }
.sf-about { color: var(--glass-text-muted); font-size: .9rem; margin: 6px 0 0; max-width: 42ch; }
.sf-muted { color: var(--glass-text-dim); font-size: .85rem; }
.site-footer__bottom { max-width: var(--shell-max); margin-inline: auto; padding: 16px var(--shell-gutter) 28px; border-top: 1px solid var(--glass-border); font-size: .85rem; color: var(--glass-text-dim); }
@media (max-width: 860px) { .site-footer__grid { grid-template-columns: 1fr 1fr; } .sf-col--brand { grid-column: 1 / -1; } }
@media (max-width: 480px) { .site-footer__grid { grid-template-columns: 1fr; } }

/* ---------- consent banner ---------- */
.consent { position: fixed; inset-inline: 12px; bottom: 12px; z-index: 990; display: flex; justify-content: center; }
.consent[hidden] { display: none; }
.consent__box { max-width: 760px; width: 100%; display: flex; gap: 16px; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 16px 18px; border-radius: 16px; background: var(--glass-bg); border: 1px solid var(--glass-border); box-shadow: var(--glass-shadow); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); }
.consent__text { margin: 0; font-size: .9rem; flex: 1 1 340px; }
.consent__text a { color: var(--accent); }
.consent__actions { display: flex; gap: 8px; }

/* ---------- toast ---------- */
.toast-wrap { position: fixed; z-index: 995; inset-inline: 0; bottom: 20px; display: grid; justify-items: center; pointer-events: none; }
.toast { pointer-events: auto; padding: 12px 18px; border-radius: 12px; background: var(--glass-bg); border: 1px solid var(--glass-border); box-shadow: var(--glass-shadow); backdrop-filter: var(--glass-blur); animation: toastIn .25s ease; }
@keyframes toastIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- modal ---------- */
.modal { position: fixed; inset: 0; z-index: 980; display: grid; place-items: center; padding: 16px; background: rgba(2,6,23,.6); }
.modal[hidden] { display: none; }
.modal__box { width: min(560px, 100%); max-height: calc(100vh - 32px); overflow: auto; }
.modal__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.modal__head h2 { margin: 0; font-size: 1.25rem; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; border-radius: 12px; border: 1px solid var(--glass-border); }
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th, .table td { padding: 10px 12px; border-bottom: 1px solid var(--glass-border); text-align: start; vertical-align: top; }
.table th { background: var(--glass-bg-subtle); font-weight: 700; }

/* ---------- tool page scaffold ---------- */
.tool-hero { padding-block: 28px 8px; }
.tool-hero h1 { margin: 10px 0 6px; font-size: clamp(1.7rem, 4vw, 2.6rem); line-height: 1.2; }
.tool-hero p { margin: 0; color: var(--glass-text-muted); max-width: 72ch; }
.tool-panel { margin-top: 20px; }
.privacy-note { display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; color: var(--glass-text-muted); margin-top: 10px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}
@media print {
  .site-header, .site-footer, .consent, .toast-wrap, .ambient-mesh-glows { display: none !important; }
  body.site { background: #fff; color: #000; }
  .card-glass { box-shadow: none; border-color: #ccc; background: #fff; }
}