@tailwind base;
@tailwind components;
@tailwind utilities;

@layer base {
  :root {
    --font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --color-bg: #f6f8fb;
    --color-surface: #ffffff;
    --color-surface-soft: #f8fafc;
    --color-text: #0f172a;
    --color-muted: #64748b;
    --color-border: #e2e8f0;
    --color-brand: #1677ff;
    --color-brand-strong: #0b66e4;
    --color-success: #0f9f6e;
    --color-warning: #c27803;
    --color-danger: #d92d20;
    --color-info: #2563eb;
    --radius-sm: .65rem;
    --radius-md: 1rem;
    --radius-lg: 1.35rem;
    --shadow-ui: 0 10px 30px rgba(15, 23, 42, .06);
  }

  *, *::before, *::after { box-sizing: border-box; }
  html { direction: rtl; background: var(--color-bg); }
  body { margin: 0; min-height: 100vh; background: var(--color-bg); color: var(--color-text); font-family: var(--font-family); line-height: 1.75; }
  a { color: inherit; text-decoration: none; }
  button, input, select, textarea { font: inherit; }
}

@layer components {
  .app-shell { min-height: 100vh; }
  .shell-grid { display: grid; min-height: 100vh; grid-template-columns: 1fr; }
  .sidebar { border-bottom: 1px solid var(--color-border); background: var(--color-surface); padding: 1rem; }
  .sidebar-brand { display: flex; align-items: center; gap: .75rem; font-weight: 800; }
  .brand-mark { display: grid; width: 2.5rem; height: 2.5rem; place-items: center; border-radius: .85rem; background: var(--color-brand); color: #fff; font-weight: 900; }
  .nav-list { display: flex; gap: .5rem; overflow-x: auto; margin-top: 1rem; padding-bottom: .25rem; }
  .nav-item { white-space: nowrap; padding: .7rem .9rem; border-radius: .8rem; color: var(--color-muted); }
  .nav-item.is-active { background: #eef6ff; color: var(--color-brand-strong); font-weight: 700; }
  .main-area { min-width: 0; }
  .topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--color-border); background: rgba(255,255,255,.94); padding: .9rem 1rem; backdrop-filter: blur(12px); }
  .page-container { width: min(1180px, 100%); margin-inline: auto; padding: 1.25rem 1rem 3rem; }
  .page-container > * + * { margin-top: 1rem; }
  .page-heading { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; }
  .page-title { margin: 0; font-size: clamp(1.35rem, 4vw, 2rem); line-height: 1.35; }
  .page-subtitle { margin: .4rem 0 0; color: var(--color-muted); }
  .ui-grid { display: grid; gap: 1rem; }
  .ui-grid-2 { grid-template-columns: 1fr; }
  .ui-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ui-card { border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); box-shadow: var(--shadow-ui); }
  .ui-card__header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1rem 0; }
  .ui-card__body { padding: 1rem; }
  .ui-card__title { margin: 0; font-size: 1rem; }
  .ui-kpi { border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); padding: 1rem; }
  .ui-kpi__label { color: var(--color-muted); font-size: .88rem; }
  .ui-kpi__value { margin-top: .3rem; font-size: 1.25rem; font-weight: 800; direction: ltr; text-align: right; }
  .ui-btn, .ui-icon-btn { display: inline-flex; align-items: center; justify-content: center; gap: .45rem; min-height: 2.65rem; border: 0; border-radius: .8rem; padding: .65rem .95rem; cursor: pointer; font-weight: 700; transition: transform .15s ease, background .15s ease, border-color .15s ease; }
  .ui-btn:hover, .ui-icon-btn:hover { transform: translateY(-1px); }
  .ui-btn--primary { background: var(--color-brand); color: #fff; }
  .ui-btn--secondary { border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text); }
  .ui-btn--danger { background: #fff1f0; color: var(--color-danger); }
  .ui-icon-btn { width: 2.65rem; padding: 0; border: 1px solid var(--color-border); background: #fff; }
  .ui-field { display: grid; gap: .45rem; }
  .ui-field__label { font-size: .9rem; font-weight: 700; }
  .ui-input, .ui-select { width: 100%; border: 1px solid var(--color-border); border-radius: .8rem; background: #fff; padding: .75rem .85rem; outline: none; color: var(--color-text); }
  .ui-input:focus, .ui-select:focus { border-color: var(--color-brand); box-shadow: 0 0 0 3px rgba(22,119,255,.12); }
  .ui-toggle { display: inline-flex; align-items: center; gap: .6rem; }
  .ui-toggle__track { position: relative; width: 2.8rem; height: 1.55rem; border-radius: 999px; background: #cbd5e1; }
  .ui-toggle__dot { position: absolute; top: .2rem; right: .2rem; width: 1.15rem; height: 1.15rem; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.18); }
  .ui-tabs { display: flex; gap: .35rem; overflow-x: auto; border-bottom: 1px solid var(--color-border); }
  .ui-tab { padding: .75rem .9rem; color: var(--color-muted); white-space: nowrap; }
  .ui-tab.is-active { color: var(--color-brand-strong); border-bottom: 2px solid var(--color-brand); font-weight: 700; }
  .ui-badge { display: inline-flex; align-items: center; gap: .35rem; border-radius: 999px; padding: .22rem .6rem; font-size: .78rem; font-weight: 700; }
  .ui-badge--neutral { background: #f1f5f9; color: #475569; }
  .ui-badge--success { background: #ecfdf3; color: #067647; }
  .ui-badge--warning { background: #fffaeb; color: #b54708; }
  .ui-badge--danger { background: #fef3f2; color: #b42318; }
  .ui-badge--info { background: #eff6ff; color: #1d4ed8; }
  .ui-alert { border-radius: var(--radius-sm); border: 1px solid var(--color-border); padding: .85rem 1rem; }
  .ui-alert--info { background: #eff6ff; border-color: #bfdbfe; color: #1e40af; }
  .ui-alert--success { background: #ecfdf3; border-color: #abefc6; color: #05603a; }
  .ui-alert--warning { background: #fffaeb; border-color: #fedf89; color: #93370d; }
  .ui-alert--danger { background: #fef3f2; border-color: #fecdca; color: #912018; }
  .ui-modal-backdrop { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 1rem; background: rgba(15,23,42,.42); }
  .ui-modal { width: min(34rem, 100%); border-radius: var(--radius-lg); background: #fff; box-shadow: 0 24px 80px rgba(15,23,42,.22); }
  .ui-dropdown { position: relative; }
  .ui-dropdown__menu { position: absolute; top: calc(100% + .4rem); left: 0; min-width: 12rem; border: 1px solid var(--color-border); border-radius: .8rem; background: #fff; box-shadow: var(--shadow-ui); padding: .4rem; }
  .ui-empty-state { display: grid; place-items: center; gap: .5rem; min-height: 12rem; padding: 2rem; text-align: center; color: var(--color-muted); }
  .ui-pagination { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem; }
  .ui-table-scroll { width: 100%; overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fff; }
  .ui-table { width: 100%; min-width: 44rem; border-collapse: collapse; }
  .ui-table th, .ui-table td { padding: .8rem 1rem; border-bottom: 1px solid var(--color-border); text-align: right; }
  .ui-table th { position: sticky; top: 0; background: #f8fafc; font-size: .85rem; color: #475569; }
  .ui-skeleton { min-height: 1rem; border-radius: .5rem; background: linear-gradient(90deg, #eef2f6 25%, #f8fafc 37%, #eef2f6 63%); background-size: 400% 100%; animation: ui-skeleton 1.3s ease infinite; }
  .ui-confirm { display: grid; gap: 1rem; }
  .ui-muted { color: var(--color-muted); }
  .ui-code { direction: ltr; display: inline-block; border-radius: .45rem; background: #0f172a; color: #e2e8f0; padding: .1rem .45rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85em; }
  .foundation-hero { display: grid; gap: 1rem; padding: clamp(1rem, 4vw, 2rem); border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: radial-gradient(circle at top right, rgba(22,119,255,.12), transparent 45%), #fff; box-shadow: var(--shadow-ui); }
  .foundation-list { margin: 0; padding-right: 1.15rem; color: var(--color-muted); }
  .status-dot { display: inline-block; width: .55rem; height: .55rem; border-radius: 50%; margin-left: .35rem; background: var(--color-success); }
  .installer-shell { display: grid; gap: 1rem; }
  .installer-header { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 1rem; padding: 1.15rem; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: linear-gradient(145deg, #fff, #f7fbff); box-shadow: var(--shadow-ui); }
  .installer-header .page-title { margin-top: .65rem; }
  .installer-step { direction: rtl; border-radius: 999px; background: #f1f5f9; color: #475569; padding: .45rem .75rem; font-size: .82rem; font-weight: 800; }
  .installer-grid { grid-template-columns: 1fr; align-items: start; }
  .installer-card-note { margin: .25rem 0 0; color: var(--color-muted); font-size: .84rem; }
  .installer-checks { display: grid; gap: .7rem; }
  .installer-check { display: grid; grid-template-columns: 2rem minmax(0,1fr); gap: .7rem; align-items: start; padding: .7rem; border: 1px solid var(--color-border); border-radius: .85rem; background: var(--color-surface-soft); }
  .installer-check__icon { display: grid; width: 2rem; height: 2rem; place-items: center; border-radius: .7rem; font-weight: 900; }
  .installer-check__icon.is-ok { background: #ecfdf3; color: #067647; }
  .installer-check__icon.is-error { background: #fef3f2; color: #b42318; }
  .installer-check__detail { margin-top: .1rem; font-size: .8rem; line-height: 1.55; }
  .installer-form { display: grid; grid-template-columns: 1fr; gap: .9rem; }
  .installer-full { grid-column: 1 / -1; }
  .installer-help { margin: 0; color: var(--color-muted); font-size: .8rem; line-height: 1.65; }
  .installer-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem; padding-top: .35rem; }
  .installer-submit { min-width: min(100%, 14rem); }
  .ui-btn:disabled { cursor: not-allowed; opacity: .5; transform: none; }
  .installer-complete { width: min(720px, 100%); margin-inline: auto; display: grid; justify-items: center; gap: 1rem; text-align: center; padding: clamp(1.25rem, 5vw, 2.5rem); border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: #fff; box-shadow: var(--shadow-ui); }
  .installer-success-mark { display: grid; width: 4.25rem; height: 4.25rem; place-items: center; border-radius: 1.35rem; background: #ecfdf3; color: #067647; font-size: 2rem; font-weight: 900; }
  .installer-summary { width: 100%; }
  .installer-actions--center { justify-content: center; }
}

@keyframes ui-skeleton { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }

@media (min-width: 768px) {
  .ui-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ui-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-container { padding: 2rem 1.5rem 4rem; }
}

@media (min-width: 1024px) {
  .shell-grid { grid-template-columns: 16rem minmax(0, 1fr); }
  .sidebar { position: sticky; top: 0; height: 100vh; border-bottom: 0; border-left: 1px solid var(--color-border); padding: 1.25rem; }
  .nav-list { display: grid; overflow: visible; }
  .topbar { padding-inline: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}