/* App shell + component styles */

/* ---------- App shell ---------- */
.app {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
  background: var(--bg);
}

/* ---------- Sidebar ---------- */
.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}
.sidebar[data-variant="dark"] {
  background: #0b2540;
  border-right: 1px solid #0b2540;
  color: #e5edf5;
}
.sidebar[data-variant="dark"] .nav-item { color: #c9d6e4; }
.sidebar[data-variant="dark"] .nav-item:hover { background: rgba(255,255,255,0.06); color: #fff; }
.sidebar[data-variant="dark"] .nav-item.active { background: var(--brand); color: #fff; }
.sidebar[data-variant="dark"] .sb-brand { background: #0b2540; border-bottom-color: rgba(255,255,255,0.08); }
.sidebar[data-variant="dark"] .sb-user { border-top-color: rgba(255,255,255,0.08); }
.sidebar[data-variant="dark"] .sb-label { color: #8aa0b8; }

.sb-brand {
  height: 64px;
  display: flex;
  align-items: center;
  padding: 0 18px;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}
.sb-brand .mark {
  width: 30px; height: 30px; border-radius: 7px;
  background: var(--brand); color: #fff;
  display: grid; place-items: center;
  font-weight: 700; font-size: 14px; letter-spacing: -0.02em;
}
.sb-brand .name { font-weight: 600; font-size: 14px; letter-spacing: -0.01em; }
.sb-brand .sub { font-size: 11px; color: var(--muted); margin-top: -1px; }

.sb-nav { padding: 10px 10px; flex: 1; overflow-y: auto; }
.sb-label {
  font-size: 11px; font-weight: 600; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 14px 10px 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 7px;
  font-size: 13.5px; font-weight: 500;
  color: var(--ink-2); cursor: pointer;
  transition: background 120ms, color 120ms;
  user-select: none;
}
.nav-item:hover { background: var(--surface-2); color: var(--ink); }
.nav-item.active { background: var(--brand); color: #fff; }
.nav-item.active .pill { background: rgba(255,255,255,0.22); color: #fff; }
.nav-item .pill {
  margin-left: auto;
  background: var(--surface-2); color: var(--muted);
  font-size: 11px; font-weight: 600;
  padding: 1px 7px; border-radius: 999px;
}

.sb-user {
  padding: 12px; border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.sb-user .avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--brand-100); color: var(--brand);
  display: grid; place-items: center; font-weight: 600; font-size: 12px;
  flex-shrink: 0;
}
.sb-user .meta { line-height: 1.2; min-width: 0; }
.sb-user .meta .n { font-weight: 600; font-size: 13px; }
.sb-user .meta .r { color: var(--muted); font-size: 11.5px; }
.sb-user .logout {
  background: transparent; border: 0; color: var(--muted); padding: 6px;
  border-radius: 6px; display: grid; place-items: center;
}
.sb-user .logout:hover { background: var(--surface-2); color: var(--ink); }

/* ---------- Main + header ---------- */
.main { min-width: 0; }
.header {
  height: 64px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 28px; gap: 16px;
  position: sticky; top: 0; z-index: 10;
}
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.breadcrumb .crumb { color: var(--muted); }
.breadcrumb .crumb.current { color: var(--ink); font-weight: 500; }
.breadcrumb .sep { color: var(--muted-2); }

.term-chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--brand-100); color: var(--brand);
  padding: 4px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600;
}
.term-chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); }

.hd-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--brand-100); color: var(--brand);
  display: grid; place-items: center; font-weight: 600; font-size: 12px;
}

.page { padding: 24px 28px 56px; }
.page-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 18px; gap: 16px;
}
.page-head .sub { color: var(--muted); font-size: 13.5px; margin-top: 2px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid transparent; border-radius: var(--r-md);
  padding: 8px 14px; font-size: 13.5px; font-weight: 500;
  background: var(--surface); color: var(--ink);
  transition: background 120ms, border-color 120ms, color 120ms, transform 80ms;
  white-space: nowrap; line-height: 1;
}
.btn:hover { background: var(--surface-2); }
.btn:active { transform: translateY(1px); }
.btn[disabled], .btn.disabled {
  opacity: 0.55; cursor: not-allowed; pointer-events: none;
}

.btn-primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-primary:hover { background: var(--brand-hover); border-color: var(--brand-hover); }

.btn-secondary { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn-secondary:hover { background: var(--brand-50); }

.btn-ghost { background: transparent; border-color: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--surface-2); color: var(--ink); }

.btn-outline { background: #fff; color: var(--ink); border-color: var(--border-strong); }
.btn-outline:hover { background: var(--surface-2); }

.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #b91c1c; border-color: #b91c1c; }

.btn-sm { padding: 6px 10px; font-size: 12.5px; border-radius: 6px; }
.btn-lg { padding: 11px 18px; font-size: 14.5px; }

.btn .spinner {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid currentColor; border-right-color: transparent;
  animation: spin 600ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Icon button */
.icon-btn {
  width: 32px; height: 32px; border-radius: 7px;
  border: 1px solid var(--border); background: #fff; color: var(--ink-2);
  display: grid; place-items: center;
  transition: background 120ms, color 120ms, border-color 120ms;
}
.icon-btn:hover { background: var(--surface-2); color: var(--ink); }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: 0.8; }
.badge.lg { font-size: 12.5px; padding: 5px 12px; }

.badge-PENDIENTE  { background: var(--st-pendiente-bg);  color: var(--st-pendiente-fg); }
.badge-SOLICITADO { background: var(--st-solicitado-bg); color: var(--st-solicitado-fg); }
.badge-EN_TERMINAL{ background: var(--st-terminal-bg);   color: var(--st-terminal-fg); }
.badge-ENTREGADO  { background: var(--st-entregado-bg);  color: var(--st-entregado-fg); }
.badge-CERRADO    { background: var(--st-cerrado-bg);    color: var(--st-cerrado-fg); }

.mini-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 7px; border-radius: 4px;
  font-size: 11px; font-weight: 600;
  background: var(--surface-2); color: var(--ink-2);
}
.mini-badge.ok { background: #ecfdf5; color: #15803d; }
.mini-badge.warn { background: #fef3c7; color: #854d0e; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
}
.card-head {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.card-body { padding: 16px 18px; }
.card-foot { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

/* ---------- Metric cards ---------- */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 16px 18px; display: flex; flex-direction: column; gap: 8px;
  box-shadow: var(--sh-1);
  transition: box-shadow 160ms, transform 160ms;
}
.metric:hover { box-shadow: var(--sh-2); transform: translateY(-1px); }
.metric .top { display: flex; align-items: center; justify-content: space-between; }
.metric .ico {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--brand-100); color: var(--brand);
  display: grid; place-items: center;
}
.metric .lbl { font-size: 12.5px; color: var(--muted); font-weight: 500; }
.metric .num { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); line-height: 1; }
.metric .trend { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600; }
.metric .trend.up { color: #15803d; }
.metric .trend.down { color: var(--danger); }
.metric .trend.flat { color: var(--muted); }

/* ---------- Inputs ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12.5px; font-weight: 500; color: var(--ink-2); }
.field .hint { font-size: 11.5px; color: var(--muted); }
.field.error .hint { color: var(--danger); }

.input, .select, .textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 9px 12px;
  font-size: 13.5px;
  color: var(--ink);
  transition: border-color 120ms, box-shadow 120ms, background 120ms;
}
.input:hover, .select:hover, .textarea:hover { border-color: var(--border-strong); }
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(16, 99, 172, 0.14);
}
.input::placeholder, .textarea::placeholder { color: var(--muted-2); }
.input:disabled, .select:disabled, .textarea:disabled {
  background: var(--surface-2); color: var(--muted); cursor: not-allowed;
}
.field.error .input, .field.error .select, .field.error .textarea {
  border-color: var(--danger);
}
.field.error .input:focus { box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.14); }

.input-group { position: relative; }
.input-group .ico-l {
  position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  color: var(--muted); display: grid; place-items: center;
  pointer-events: none;
}
.input-group .input { padding-left: 34px; }
.input-group .tog {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 28px; height: 28px; border-radius: 6px; border: 0; background: transparent;
  color: var(--muted); display: grid; place-items: center;
}
.input-group .tog:hover { background: var(--surface-2); color: var(--ink); }

.textarea { min-height: 86px; resize: vertical; line-height: 1.45; }

.select {
  appearance: none; background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 14px) 50%, calc(100% - 9px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 30px;
}

/* Checkbox */
.check {
  display: inline-flex; align-items: flex-start; gap: 10px; cursor: pointer;
  font-size: 13.5px; color: var(--ink-2); user-select: none;
}
.check input { display: none; }
.check .box {
  width: 18px; height: 18px; border-radius: 4px;
  border: 1.5px solid var(--border-strong); background: #fff;
  display: grid; place-items: center; flex-shrink: 0; margin-top: 1px;
  transition: all 120ms;
}
.check input:checked + .box { background: var(--brand); border-color: var(--brand); }
.check input:checked + .box::after {
  content: ""; width: 5px; height: 9px;
  border: solid #fff; border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}

/* Toggle */
.toggle { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; font-size: 13px; color: var(--ink-2); }
.toggle input { display: none; }
.toggle .track {
  width: 34px; height: 20px; background: #d1d5db; border-radius: 999px; position: relative;
  transition: background 160ms;
}
.toggle .track::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 16px; height: 16px; background: #fff; border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
  transition: transform 160ms;
}
.toggle input:checked + .track { background: var(--brand); }
.toggle input:checked + .track::after { transform: translateX(14px); }

/* ---------- Tables ---------- */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh-1);
}
.table-tools {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
}
.table { width: 100%; border-collapse: collapse; }
.table th {
  text-align: left;
  font-size: 11.5px; font-weight: 600;
  color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em;
  padding: 10px var(--row-px);
  border-bottom: 1px solid var(--border);
  background: #fbfbfc;
  position: sticky; top: 0;
}
.table td {
  padding: var(--row-py) var(--row-px);
  border-bottom: 1px solid var(--border);
  font-size: 13.5px; color: var(--ink);
  vertical-align: middle;
}
.table tr:last-child td { border-bottom: 0; }
.table tbody tr { transition: background 100ms; cursor: default; }
.table tbody tr:hover { background: var(--brand-50); }
.table tbody tr.clickable { cursor: pointer; }
.table .num, .table .mono { font-variant-numeric: tabular-nums; }
.table .right { text-align: right; }
.table .actions { display: flex; gap: 6px; justify-content: flex-end; }

.pagination {
  padding: 10px 14px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 12.5px; color: var(--muted);
}
.pagination .pages { display: flex; gap: 4px; }
.pagination .pg {
  min-width: 28px; height: 28px; padding: 0 8px;
  border-radius: 6px; border: 1px solid var(--border);
  background: #fff; color: var(--ink-2); font-size: 12.5px;
  display: inline-flex; align-items: center; justify-content: center;
}
.pagination .pg:hover:not(:disabled) { background: var(--surface-2); }
.pagination .pg.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.pagination .pg:disabled { opacity: 0.45; cursor: not-allowed; }

/* ---------- Banner ---------- */
.banner {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 14px; border-radius: var(--r-md);
  border: 1px solid var(--border); background: var(--surface);
  font-size: 13px; line-height: 1.5;
}
.banner .t { font-weight: 600; margin-bottom: 2px; color: var(--ink); }
.banner.success { background: var(--success-bg); border-color: var(--success-border); color: #166534; }
.banner.success .t { color: #14532d; }
.banner.success .ico { color: var(--success); }
.banner.danger  { background: var(--danger-bg);  border-color: var(--danger-border);  color: #991b1b; }
.banner.danger .t { color: #7f1d1d; }
.banner.danger .ico { color: var(--danger); }
.banner.warn    { background: var(--warn-bg);    border-color: var(--warn-border);    color: #92400e; }
.banner.warn .t { color: #78350f; }
.banner.warn .ico { color: var(--warn); }
.banner.info    { background: var(--brand-50);   border-color: #c9ddf0; color: #0b4a82; }
.banner.info .t { color: #0b4a82; }
.banner.info .ico { color: var(--brand); }

/* ---------- Stepper ---------- */
.stepper { display: flex; align-items: center; gap: 0; }
.step {
  display: flex; align-items: center; gap: 10px;
  color: var(--muted); font-size: 13px; font-weight: 500;
}
.step .num {
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--surface-2); color: var(--muted);
  font-size: 12px; font-weight: 600;
  border: 1px solid var(--border);
}
.step.active { color: var(--ink); }
.step.active .num { background: var(--brand); color: #fff; border-color: var(--brand); }
.step.done { color: var(--ink-2); }
.step.done .num { background: #dcfce7; color: #166534; border-color: #bbf7d0; }
.step .line {
  width: 48px; height: 1px; background: var(--border); margin: 0 12px;
}

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 26px; }
.timeline::before {
  content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px;
  width: 2px; background: var(--border);
}
.tl-item { position: relative; padding: 4px 0 18px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item .node {
  position: absolute; left: -26px; top: 4px;
  width: 20px; height: 20px; border-radius: 50%;
  background: #fff; border: 2px solid var(--border-strong);
  display: grid; place-items: center;
}
.tl-item.active .node { background: var(--brand); border-color: var(--brand); color: #fff; }
.tl-item.done .node { background: #dcfce7; border-color: #86efac; color: #166534; }
.tl-item .label { font-weight: 600; font-size: 13.5px; color: var(--ink); }
.tl-item.active .label { color: var(--brand); }
.tl-item .meta { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ---------- Modal ---------- */
.scrim {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(15, 23, 42, 0.4);
  display: grid; place-items: center;
  animation: fade 160ms ease;
  padding: 24px;
}
.modal {
  background: #fff; border-radius: var(--r-xl);
  width: 100%; max-width: 560px;
  box-shadow: var(--sh-pop);
  animation: pop 180ms cubic-bezier(0.2, 0.9, 0.3, 1);
  max-height: 88vh; display: flex; flex-direction: column;
}
.modal-head { padding: 18px 22px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.modal-body { padding: 18px 22px; overflow-y: auto; }
.modal-foot { padding: 14px 22px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(6px) scale(0.98); } }

/* ---------- Empty state ---------- */
.empty {
  text-align: center; padding: 42px 20px;
  color: var(--muted); display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.empty .ill {
  width: 84px; height: 84px; border-radius: 50%;
  background: var(--brand-50); color: var(--brand);
  display: grid; place-items: center;
}
.empty .t { font-size: 15px; font-weight: 600; color: var(--ink); }
.empty .d { font-size: 13px; max-width: 380px; }

/* ---------- Toast ---------- */
.toast-host {
  position: fixed; bottom: 24px; right: 24px; z-index: 80;
  display: flex; flex-direction: column; gap: 8px;
}
.toast {
  background: var(--ink); color: #fff;
  padding: 10px 14px; border-radius: var(--r-md);
  box-shadow: var(--sh-pop);
  font-size: 13px; display: flex; align-items: center; gap: 10px;
  animation: toast-in 200ms ease;
  min-width: 240px;
}
.toast.success { background: #15803d; }
.toast.error { background: #b91c1c; }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } }

/* ---------- Dropzone ---------- */
.dropzone {
  border: 2px dashed var(--border-strong);
  border-radius: var(--r-lg);
  padding: 28px; text-align: center;
  color: var(--muted); background: #fbfbfc;
  transition: all 160ms; cursor: pointer;
}
.dropzone:hover, .dropzone.hot {
  background: var(--brand-50); border-color: var(--brand); color: var(--brand);
}
.dropzone .ico { color: var(--brand); margin-bottom: 10px; }
.dropzone .t { color: var(--ink); font-weight: 600; font-size: 14px; margin-bottom: 4px; }

.file-preview {
  display: flex; align-items: center; gap: 14px;
  border: 1px solid var(--border); border-radius: var(--r-md);
  padding: 12px; background: #fff;
}
.file-preview .thumb {
  width: 56px; height: 56px; border-radius: 6px;
  background: var(--brand-50); color: var(--brand);
  display: grid; place-items: center; flex-shrink: 0;
  overflow: hidden;
}
.file-preview .thumb img { width: 100%; height: 100%; object-fit: cover; }
.file-preview .meta { flex: 1; min-width: 0; }
.file-preview .meta .n { font-weight: 600; font-size: 13px; }
.file-preview .meta .s { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ---------- Login ---------- */
.login {
  display: grid; grid-template-columns: 1fr 1fr;
  min-height: 100vh; background: #fff;
}
.login .pane-left {
  background: linear-gradient(160deg, var(--brand) 0%, #0b4a82 100%);
  color: #fff; display: flex; flex-direction: column; justify-content: space-between;
  padding: 40px; position: relative; overflow: hidden;
}
.login .pane-left::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 85% 15%, rgba(255,255,255,0.10), transparent 40%),
    radial-gradient(circle at 15% 95%, rgba(255,255,255,0.08), transparent 45%);
  pointer-events: none;
}
.login .pane-left .logo-big {
  display: flex; align-items: center; gap: 14px; z-index: 1; position: relative;
}
.login .pane-left .logo-big .mark {
  width: 46px; height: 46px; border-radius: 10px;
  background: #fff; color: var(--brand);
  display: grid; place-items: center; font-weight: 700; font-size: 20px; letter-spacing: -0.02em;
}
.login .pane-left .tag {
  font-size: 18px; font-weight: 600;
}
.login .pane-left .hero {
  z-index: 1; position: relative;
}
.login .pane-left .hero h1 { font-size: 36px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 12px; line-height: 1.15; }
.login .pane-left .hero p { font-size: 15px; opacity: 0.85; max-width: 420px; line-height: 1.55; margin: 0; }
.login .pane-left .foot { z-index: 1; position: relative; font-size: 12px; opacity: 0.7; }

.login .pane-right { display: flex; align-items: center; justify-content: center; padding: 40px; }
.login .form {
  width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 16px;
}
.login .form h2 { font-size: 24px; font-weight: 600; letter-spacing: -0.01em; margin: 0; }
.login .form .sub { font-size: 13.5px; color: var(--muted); margin: -8px 0 4px; }

/* ---------- Misc ---------- */
.divider { height: 1px; background: var(--border); margin: 12px 0; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 8px; border-radius: 6px;
  background: var(--surface-2); color: var(--ink-2);
  font-size: 12px; font-weight: 500;
}
.kbd {
  display: inline-block; padding: 2px 6px; border-radius: 4px;
  border: 1px solid var(--border); background: #fff;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px; color: var(--muted);
}

/* ---------- Canvas overview ---------- */
.canvas {
  padding: 48px 48px 72px;
  background:
    radial-gradient(circle at 10% 0%, rgba(16,99,172,0.05), transparent 40%),
    var(--bg);
  min-height: 100vh;
}
.canvas-head { max-width: 1320px; margin: 0 auto 32px; }
.canvas-head h1 { font-size: 32px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 8px; }
.canvas-head p { color: var(--muted); font-size: 15px; max-width: 640px; margin: 0; }
.canvas-grid {
  max-width: 1320px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.canvas-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--r-lg);
  overflow: hidden;
  transition: box-shadow 200ms, transform 200ms;
  cursor: pointer; text-decoration: none; color: inherit;
  display: flex; flex-direction: column;
}
.canvas-card:hover { box-shadow: var(--sh-pop); transform: translateY(-2px); text-decoration: none; }
.canvas-card .thumb {
  aspect-ratio: 16 / 10;
  background: linear-gradient(180deg, var(--surface-2), #fff);
  border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.canvas-card .thumb iframe {
  width: 1280px; height: 800px;
  border: 0;
  transform: scale(0.32);
  transform-origin: top left;
  pointer-events: none;
}
.canvas-card .meta { padding: 14px 16px; }
.canvas-card .meta .n { font-size: 11px; font-weight: 600; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }
.canvas-card .meta .t { font-size: 16px; font-weight: 600; margin-top: 3px; letter-spacing: -0.01em; }
.canvas-card .meta .d { font-size: 12.5px; color: var(--muted); margin-top: 3px; }

/* ---------- Tweaks panel ---------- */
.tweaks {
  position: fixed; bottom: 20px; right: 20px; z-index: 70;
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  box-shadow: var(--sh-pop); width: 280px;
  overflow: hidden;
  animation: pop 180ms ease;
}
.tweaks-head {
  padding: 12px 14px; background: var(--ink); color: #fff;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13px; font-weight: 600;
}
.tweaks-body { padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.tweak-group .lab { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; }
.tweak-group .opts { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.tweak-opt {
  padding: 7px 10px; border-radius: 6px; border: 1px solid var(--border);
  background: #fff; color: var(--ink-2); font-size: 12px; text-align: center; cursor: pointer;
  transition: all 120ms;
}
.tweak-opt:hover { background: var(--surface-2); }
.tweak-opt.active { background: var(--brand); color: #fff; border-color: var(--brand); }