/* ===================================================================
   CAFE POS — Unified Design System (Faz 6)
   Premium cafe / restoran POS + SaaS dashboard
   =================================================================== */

:root {
  /* Brand — ana menü (Sade Kitap) paleti */
  --cafe-brand: #0f8ca8;
  --cafe-brand-dark: #0b4058;
  --cafe-brand-light: #0d7a94;
  --cafe-brand-soft: rgba(15, 140, 168, 0.12);
  --cafe-accent: #0f8ca8;
  --cafe-accent-dark: #0b4058;
  --cafe-accent-soft: rgba(15, 140, 168, 0.12);

  /* Neutrals */
  --cafe-ink: #0f172a;
  --cafe-ink-2: #1e293b;
  --cafe-text: #334155;
  --cafe-muted: #64748b;
  --cafe-line: #e5e7eb;
  --cafe-line-soft: rgba(15, 23, 42, 0.06);
  --cafe-page: #f1f5f9;
  --cafe-surface: #ffffff;
  --cafe-surface-2: #f8fafc;
  --cafe-surface-dark: #0f172a;

  /* Semantic */
  --cafe-success: #059669;
  --cafe-success-soft: rgba(5, 150, 105, 0.12);
  --cafe-danger: #dc2626;
  --cafe-danger-soft: rgba(220, 38, 38, 0.1);
  --cafe-warning: #d97706;
  --cafe-warning-soft: rgba(217, 119, 6, 0.12);
  --cafe-info: #2563eb;
  --cafe-violet: #7c3aed;

  /* Typography — kurumsal sistem yığını (Faz 7) */
  --cafe-font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --cafe-font-display: system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Spacing scale */
  --cafe-space-1: 4px;
  --cafe-space-2: 8px;
  --cafe-space-3: 12px;
  --cafe-space-4: 16px;
  --cafe-space-5: 20px;
  --cafe-space-6: 24px;
  --cafe-space-8: 32px;

  /* Radius — ana menü ile aynı */
  --cafe-radius-sm: 8px;
  --cafe-radius: 1rem;
  --cafe-radius-lg: 1.25rem;
  --cafe-radius-xl: 1.25rem;
  --cafe-radius-pill: 999px;

  /* Shadows */
  --cafe-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --cafe-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  --cafe-shadow-lg: 0 18px 48px rgba(15, 23, 42, 0.12);
  --cafe-shadow-brand: 0 10px 25px rgba(15, 140, 168, 0.35);

  /* Layout */
  --cafe-sidebar-w: 300px;
  --cafe-touch-min: 44px;
  --cafe-page-max: 760px;

  /* Legacy aliases (sade-theme / old pages) */
  --sade-bg: var(--cafe-page);
  --sade-surface: var(--cafe-surface);
  --sade-surface-dark: var(--cafe-surface-dark);
  --sade-card: var(--cafe-surface);
  --sade-border: var(--cafe-line-soft);
  --sade-text: var(--cafe-ink-2);
  --sade-text-soft: var(--cafe-muted);
  --sade-brand: var(--cafe-brand);
  --sade-brand-dark: var(--cafe-brand-dark);
  --sade-brand-soft: var(--cafe-brand-soft);
  --sade-success: var(--cafe-success);
  --sade-info: var(--cafe-info);
  --sade-warn: var(--cafe-warning);
  --sade-danger: var(--cafe-danger);
  --sade-shadow: var(--cafe-shadow);
  --sade-radius: var(--cafe-radius-lg);
  --sade-radius-lg: var(--cafe-radius-xl);
  --sade-font: var(--cafe-font);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body.cafe-app {
  margin: 0;
  font-family: var(--cafe-font);
  color: var(--cafe-text);
  background: var(--cafe-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--cafe-brand-soft);
  color: var(--cafe-ink);
}

/* ——— Buttons ——— */
.cafe-btn,
.btn-primary,
.btn-send,
.btn-confirm,
.btn-pay,
.admin-pro-login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--cafe-space-2);
  min-height: var(--cafe-touch-min);
  padding: 0 var(--cafe-space-5);
  border: 1px solid transparent;
  border-radius: var(--cafe-radius);
  background: var(--cafe-brand);
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0;
  cursor: pointer;
  box-shadow: var(--cafe-shadow-brand);
  transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
  touch-action: manipulation;
}

.cafe-btn:hover,
.btn-primary:hover,
.btn-send:hover,
.btn-confirm:hover,
.btn-pay:hover:not(:disabled) {
  background: var(--cafe-brand-light);
  box-shadow: var(--cafe-shadow-brand);
}

.cafe-btn:active,
.btn-primary:active { transform: scale(0.98); }

.cafe-btn:disabled,
.btn-pay:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.cafe-btn-secondary,
.btn-secondary,
.btn-soft,
.btn-cancel,
.btn-clear {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--cafe-space-2);
  min-height: var(--cafe-touch-min);
  padding: 0 var(--cafe-space-4);
  border: 1px solid var(--cafe-line);
  border-radius: var(--cafe-radius);
  background: var(--cafe-surface);
  color: var(--cafe-text);
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  touch-action: manipulation;
}

.cafe-btn-secondary:hover,
.btn-secondary:hover { border-color: var(--cafe-accent); color: var(--cafe-accent-dark); }

.cafe-btn-accent {
  background: var(--cafe-accent);
  box-shadow: none;
}

/* ——— Cards ——— */
.cafe-card {
  background: var(--cafe-surface);
  border: 1px solid var(--cafe-line);
  border-radius: var(--cafe-radius-lg);
  box-shadow: var(--cafe-shadow-sm);
}

.cafe-card-elevated {
  box-shadow: var(--cafe-shadow);
}

/* ——— Badges ——— */
.cafe-badge,
.badge,
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: var(--cafe-radius-pill);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cafe-badge-success { background: var(--cafe-success-soft); color: var(--cafe-success); }
.cafe-badge-danger { background: var(--cafe-danger-soft); color: var(--cafe-danger); }
.cafe-badge-warning { background: var(--cafe-warning-soft); color: var(--cafe-warning); }
.cafe-badge-info { background: var(--cafe-accent-soft); color: var(--cafe-accent-dark); }

/* ——— Forms ——— */
.cafe-field label,
.form-label {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cafe-muted);
}

.cafe-field input,
.cafe-field select,
.cafe-field textarea,
.form-input,
.form-textarea {
  width: 100%;
  min-height: var(--cafe-touch-min);
  padding: 10px 14px;
  border: 1px solid var(--cafe-line);
  border-radius: var(--cafe-radius);
  background: var(--cafe-surface);
  color: var(--cafe-ink);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.cafe-field input:focus,
.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--cafe-accent);
  box-shadow: 0 0 0 3px var(--cafe-accent-soft);
}

/* ——— Section titles ——— */
.cafe-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: var(--cafe-radius-pill);
  background: var(--cafe-brand-soft);
  color: var(--cafe-brand-dark);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cafe-title {
  font-size: clamp(22px, 2.5vw, 30px);
  font-weight: 800;
  color: var(--cafe-ink);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

/* ——— Overlay / modal base ——— */
.cafe-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--cafe-space-4);
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(8px);
}

.cafe-overlay.open,
.cafe-overlay.active { display: flex; }

.cafe-modal {
  width: min(100%, 520px);
  max-height: 90vh;
  overflow: auto;
  border-radius: var(--cafe-radius-xl);
  background: var(--cafe-surface);
  border: 1px solid var(--cafe-line);
  box-shadow: var(--cafe-shadow-lg);
}

/* ——— Responsive utilities ——— */
@media (max-width: 768px) {
  :root { --cafe-sidebar-w: 100%; }
}

@media (max-width: 414px) {
  .cafe-btn,
  .btn-primary,
  .btn-send { width: 100%; }
}