/* assets/css/main.css - Global Variables, Reset & Components */
/* ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

:root {
  --ink:        #0d0f14;
  --ink-2:      #1a1e27;
  --ink-3:      #252b38;
  --surface:    #f4f5f8;
  --surface-2:  #eceef3;
  --border:     #dde0e8;
  --border-2:   #c8ccd8;

  --accent:     #2563eb;
  --accent-h:   #1d4ed8;
  --accent-lt:  #eff4ff;
  --accent-2:   #7c3aed;

  --success:    #059669;
  --success-lt: #ecfdf5;
  --warning:    #d97706;
  --warning-lt: #fffbeb;
  --danger:     #dc2626;
  --danger-lt:  #fef2f2;
  --info:       #0284c7;
  --info-lt:    #f0f9ff;

  --s-open:      #2563eb;
  --s-working:   #059669;
  --s-hold:      #d97706;
  --s-done:      #7c3aed;
  --s-closed:    #64748b;
  --s-cancelled: #dc2626;

  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  --sidebar-w:       240px;
  --sidebar-w-col:   64px;
  --header-h:        60px;
  --radius:          10px;
  --radius-lg:       16px;
  --radius-sm:       6px;

  --shadow-xs: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.08), 0 1px 3px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.14), 0 4px 10px rgba(0,0,0,.08);

  --t-fast: 150ms ease;
  --t-base: 250ms ease;
  --t-slow: 400ms ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 15px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

/* ── TYPOGRAPHY ────────────────────────────────────────────── */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
}
h1 { font-size: clamp(1.35rem, 4vw, 1.8rem); }
h2 { font-size: clamp(1.2rem, 3vw, 1.5rem); }
h3 { font-size: 1.1rem; }
h4 { font-size: 1rem; }

/* ── BUTTONS ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1.1rem;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
  white-space: nowrap;
  text-decoration: none;
  flex-shrink: 0;
}
.btn:active { transform: translateY(1px); }
.btn-primary   { background: var(--accent);    color: #fff; box-shadow: 0 1px 4px rgba(37,99,235,.25); }
.btn-primary:hover  { background: var(--accent-h); box-shadow: 0 3px 10px rgba(37,99,235,.35); text-decoration: none; }
.btn-secondary { background: var(--surface-2); color: var(--ink); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); text-decoration: none; }
.btn-danger    { background: var(--danger);    color: #fff; }
.btn-danger:hover   { background: #b91c1c; text-decoration: none; }
.btn-ghost     { background: transparent; color: var(--accent); }
.btn-ghost:hover { background: var(--accent-lt); text-decoration: none; }
.btn-sm  { padding: .3rem .65rem; font-size: .78rem; }
.btn-icon { padding: .4rem; border-radius: var(--radius-sm); background: transparent; border: 1px solid var(--border); cursor: pointer; transition: background var(--t-fast); font-size: 1rem; }
.btn-icon:hover { background: var(--surface-2); }

/* ── FORMS ─────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: .35rem; margin-bottom: 1rem; }
.form-group label { font-size: .78rem; font-weight: 600; color: var(--ink-3); letter-spacing: .02em; text-transform: uppercase; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: .55rem .85rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .9rem;
  color: var(--ink);
  background: #fff;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.form-input[readonly] { background: var(--surface); color: var(--ink-3); }
.form-textarea { resize: vertical; min-height: 90px; }

/* 2-col grid — collapses to 1-col on narrow */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-actions  { display: flex; gap: .6rem; justify-content: flex-end; margin-top: 1rem; flex-wrap: wrap; }
.form-divider  { border: none; border-top: 1px solid var(--border); margin: 1.2rem 0; }
.form-section-title { font-size: .9rem; font-weight: 700; margin-bottom: .6rem; color: var(--ink-3); }

/* ── CARDS ─────────────────────────────────────────────────── */
.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-xs); }
.card-head { padding: 1rem 1.25rem; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }
.card-head h3 { margin: 0; font-size: 1rem; }
.card-body { padding: 1.25rem; }

/* ── BADGES / STATUS ───────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: .18rem .55rem;
  border-radius: 50px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-transform: capitalize;
  white-space: nowrap;
}
.badge-open      { background: #dbeafe; color: var(--s-open); }
.badge-working   { background: #d1fae5; color: var(--s-working); }
.badge-hold      { background: #fef3c7; color: var(--s-hold); }
.badge-done      { background: #ede9fe; color: var(--s-done); }
.badge-closed    { background: #f1f5f9; color: var(--s-closed); }
.badge-cancelled { background: #fee2e2; color: var(--s-cancelled); }

/* ── ALERTS ─────────────────────────────────────────────────── */
.alert { padding: .75rem 1rem; border-radius: var(--radius-sm); font-size: .875rem; margin-bottom: 1rem; border-left: 4px solid; }
.alert-error   { background: var(--danger-lt);  border-color: var(--danger);  color: #991b1b; }
.alert-success { background: var(--success-lt); border-color: var(--success); color: #065f46; }
.alert-warning { background: var(--warning-lt); border-color: var(--warning); color: #92400e; }

/* ── SKELETON ───────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 25%, var(--border) 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
  height: 100%;
  min-height: 60px;
}
@keyframes shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

/* ── MISC UTILITIES ─────────────────────────────────────────── */
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.ml-1 { margin-left: .5rem; }
.text-muted   { color: #64748b; font-size: .85rem; }
.text-center  { text-align: center; }
.flex         { display: flex; }
.items-center { align-items: center; }
.gap-1        { gap: .5rem; }
.gap-2        { gap: 1rem; }
.justify-between { justify-content: space-between; }

.empty-state { text-align: center; padding: 3rem 1rem; color: #94a3b8; }
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: .75rem; opacity: .5; }
.empty-state p { font-size: .875rem; }

/* ── TOAST ──────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  max-width: calc(100vw - 2rem);
}
.toast {
  padding: .65rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--ink-2);
  color: #fff;
  font-size: .85rem;
  box-shadow: var(--shadow-md);
  animation: slideUp .25s ease forwards;
  min-width: 200px;
  max-width: min(340px, calc(100vw - 2rem));
  display: flex;
  align-items: center;
  gap: .6rem;
  word-break: break-word;
}
.toast.success { background: var(--success); }
.toast.error   { background: var(--danger);  }
.toast.warning { background: var(--warning); }
@keyframes slideUp { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }

/* ── MODAL ──────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13,15,20,.55);
  backdrop-filter: blur(3px);
  z-index: 1000;
  display: none;
  align-items: flex-end;       /* bottom-sheet on mobile */
  justify-content: center;
  padding: 0;
}
.modal-overlay.open { display: flex; }

/* On larger screens: centred dialog */
@media (min-width: 600px) {
  .modal-overlay {
    align-items: center;
    padding: 1rem;
  }
}

.modal-box {
  background: #fff;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;  /* bottom-sheet style on mobile */
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  animation: sheetUp .22s ease forwards;
}
@media (min-width: 600px) {
  .modal-box {
    border-radius: var(--radius-lg);
    animation: modalIn .2s ease forwards;
  }
}
.modal-box.modal-lg { max-width: 780px; }
@keyframes modalIn  { from{opacity:0;transform:scale(.97) translateY(-8px)} to{opacity:1;transform:scale(1) translateY(0)} }
@keyframes sheetUp  { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }

.modal-header {
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.modal-title  { font-size: 1rem; margin: 0; }
.modal-close  { background: none; border: none; cursor: pointer; font-size: 1.1rem; color: #64748b; padding: .25rem; border-radius: 4px; transition: background var(--t-fast); flex-shrink: 0; }
.modal-close:hover { background: var(--surface-2); color: var(--ink); }
.modal-body   { padding: 1.2rem; overflow-y: auto; flex: 1; -webkit-overflow-scrolling: touch; }
.modal-footer { padding: .85rem 1.2rem; border-top: 1px solid var(--border); display: flex; gap: .6rem; justify-content: flex-end; flex-shrink: 0; flex-wrap: wrap; }

/* ── TABS ───────────────────────────────────────────────────── */
.tabs-bar {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tabs-bar::-webkit-scrollbar { display: none; }
.tab-btn {
  background: none;
  border: none;
  padding: .6rem 1rem;
  font-family: var(--font-body);
  font-size: .875rem;
  font-weight: 500;
  color: #64748b;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color var(--t-fast), border-color var(--t-fast);
  white-space: nowrap;
  flex-shrink: 0;
}
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── DATA TABLE ─────────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.data-table th {
  background: var(--surface);
  padding: .6rem .85rem;
  text-align: left;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #64748b;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: .6rem .85rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--ink);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--surface); }
.table-wrap {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  overflow-x: auto;           /* always allow horizontal scroll */
  -webkit-overflow-scrolling: touch;
}
/* Responsive table hint */
.table-scroll-hint {
  display: none;
  font-size: .72rem;
  color: #94a3b8;
  text-align: right;
  padding: .25rem .5rem 0;
}

/* ── PAGINATION ─────────────────────────────────────────────── */
.pagination-bar { display: flex; align-items: center; gap: .4rem; padding: .8rem 0; justify-content: center; flex-wrap: wrap; }
.page-btn {
  min-width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: #fff; cursor: pointer; font-size: .8rem;
  transition: all var(--t-fast);
}
.page-btn:hover  { background: var(--surface-2); }
.page-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── GLOBAL RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .modal-body { padding: 1rem; }
  .modal-footer { padding: .75rem 1rem; }
  .card-body { padding: 1rem; }
}