/* Page-specific — frame.html */
.btn {
      border-radius: 999px; border: 1px solid rgb(var(--ink) / 0.15);
      padding: 0.4rem 0.95rem; font-size: 13px; font-weight: 500;
      color: rgb(var(--ink) / 0.7); background: transparent;
      transition: color .15s, border-color .15s, background-color .15s;
      font-family: inherit;
    }
    .btn:hover { color: rgb(var(--accent)); border-color: rgb(var(--accent) / 0.45); background: rgb(var(--accent) / 0.06); }
    .btn[disabled] { opacity: 0.35; pointer-events: none; }
    .control-row {
      display: flex; flex-wrap: wrap; align-items: center;
      gap: 0.75rem 1.25rem;
    }
    .control-row label {
      display: flex; flex: 1 1 14rem; max-width: 22rem;
      align-items: center; gap: 0.75rem;
      font-size: 13px; color: rgb(var(--ink) / 0.55);
      font-weight: 500;
    }
    .control-row label 
    .control-val {
      width: 2.5rem; flex-shrink: 0; text-align: right;
      font-size: 13px; font-variant-numeric: tabular-nums;
      color: rgb(var(--ink) / 0.75); font-weight: 500;
    }
    .panel-note {
      margin: 0; padding-top: 0.85rem;
      border-top: 1px solid rgb(var(--ink) / 0.08);
      font-size: 0.875rem; line-height: 1.65;
      color: rgb(var(--ink) / 0.55);
    }
    .panel-controls {
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
    }
    .control-ends {
      display: flex;
      justify-content: space-between;
      gap: 1rem;
      font-size: 0.625rem;
      font-weight: 500;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: rgb(var(--ink) / 0.35);
      margin-top: -0.15rem;
      max-width: 22rem;
    }
    .try-chip {
      display: inline-flex;
      align-items: baseline;
      gap: 0.35rem;
      font-size: 0.75rem;
      line-height: 1.4;
      color: rgb(var(--ink) / 0.45);
    }
    .try-chip strong {
      font-weight: 600;
      color: rgb(var(--accent));
      letter-spacing: 0.02em;
      text-transform: uppercase;
      font-size: 0.625rem;
    }
    .control-readout {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem 1.15rem;
      font-size: 0.8125rem;
      font-variant-numeric: tabular-nums;
      color: rgb(var(--ink) / 0.5);
    }
    .control-readout b {
      font-weight: 600;
      color: rgb(var(--ink) / 0.82);
    }
    .note-beat {
      display: block;
    }
    .note-beat + .note-beat {
      margin-top: 0.4rem;
    }
    .note-k {
      font-weight: 600;
      color: rgb(var(--ink) / 0.72);
    }
    /* Shared instrument chrome for all concept graphs */
    .panel .panel-canvas-wrap {
      padding: 0.85rem 0.85rem 0.35rem;
    }
    @media (min-width: 640px) {
      .panel .panel-canvas-wrap { padding: 1rem 1rem 0.4rem; }
    }
    .panel .panel-canvas-wrap canvas {
      display: block;
      width: 100%;
      border-radius: 0.35rem;
      background: rgb(var(--ink) / 0.015);
    }
    .btn-row {
      display: flex;
      flex-wrap: wrap;
      gap: 0.45rem;
    }
    .btn-row .btn { min-width: 7.5rem; text-align: center; justify-content: center;
      display: inline-flex; align-items: center; }

    /* —— 1. Signature: dive console bezel —— */
    .console-bezel {
      position: relative;
      border-radius: 0.85rem;
      border: 1px solid rgb(var(--ink) / 0.12);
      background:
        linear-gradient(180deg, rgb(var(--ink) / 0.03), rgb(var(--ink) / 0.015) 28%, rgb(var(--ink) / 0.02));
      box-shadow:
        inset 0 1px 0 rgb(255 255 255 / 0.04),
        0 1px 2px rgb(0 0 0 / 0.04);
      overflow: hidden;
    }
    .console-bezel::before {
      content: "";
      position: absolute;
      inset: 0;
      border-radius: inherit;
      pointer-events: none;
      box-shadow: inset 0 0 0 1px rgb(var(--ink) / 0.04);
    }
    .console-chrome {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.75rem;
      padding: 0.55rem 0.85rem 0.35rem;
      border-bottom: 1px solid rgb(var(--ink) / 0.08);
    }
    .console-chrome-left {
      display: flex;
      align-items: center;
      gap: 0.55rem;
      min-width: 0;
    }
    .console-gauge {
      flex-shrink: 0;
      width: 1.65rem;
      height: 1.65rem;
      color: rgb(var(--accent) / 0.85);
    }
    .console-id {
      font-size: 0.625rem;
      font-weight: 600;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: rgb(var(--ink) / 0.38);
      font-variant-numeric: tabular-nums;
    }
    .console-stamp {
      font-size: 0.5625rem;
      font-weight: 600;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: rgb(var(--accent) / 0.7);
      border: 1px solid rgb(var(--accent) / 0.28);
      border-radius: 999px;
      padding: 0.2rem 0.5rem;
      white-space: nowrap;
    }
    .console-bezel .panel-canvas-wrap {
      padding: 0.65rem 0.75rem 0.25rem;
    }
    .console-bezel .panel-controls {
      padding: 0.85rem 1rem 1rem;
      border-top: 1px solid rgb(var(--ink) / 0.08);
      background: rgb(var(--ink) / 0.015);
    }
    .control-val {
      transition: color 0.2s ease;
    }
    .control-val.is-ticking {
      color: rgb(var(--accent));
    }

    /* —— 3. Model type + measure (aligned with site system) —— */
    main h2.model-title {
      font-size: 1.25rem;
      font-weight: 400;
      letter-spacing: -0.02em;
      line-height: 1.25;
      color: rgb(var(--ink) / 0.95);
    }
    main .model-subtitle {
      margin-top: 0.35rem;
      font-size: 0.875rem;
      font-weight: 400;
      letter-spacing: 0;
      color: rgb(var(--accent));
    }
    main .model-body {
      font-size: inherit;
      line-height: 1.65;
      color: var(--text-secondary, rgb(var(--ink) / 0.68));
    }
    main .model-body--muted {
      color: var(--text-muted, rgb(var(--ink) / 0.55));
    }

    /* —— 4. Night dive console (dark) —— */
    .dark .console-bezel {
      border-color: rgb(94 234 212 / 0.12);
      background:
        linear-gradient(165deg, rgb(18 28 30) 0%, rgb(10 14 16) 45%, rgb(8 12 14) 100%);
      box-shadow:
        inset 0 1px 0 rgb(94 234 212 / 0.07),
        inset 0 -1px 0 rgb(0 0 0 / 0.35),
        0 12px 40px rgb(0 0 0 / 0.35);
    }
    .dark .console-bezel::before {
      box-shadow: inset 0 0 0 1px rgb(94 234 212 / 0.05);
    }
    .dark .console-chrome {
      border-bottom-color: rgb(94 234 212 / 0.08);
      background: linear-gradient(180deg, rgb(94 234 212 / 0.04), transparent);
    }
    .dark .console-bezel .panel-canvas-wrap canvas {
      background:
        radial-gradient(120% 80% at 50% 0%, rgb(94 234 212 / 0.04), transparent 55%),
        rgb(6 10 12);
    }
    .dark .console-bezel .panel-controls {
      background: rgb(0 0 0 / 0.25);
      border-top-color: rgb(94 234 212 / 0.08);
    }
    .dark .console-stamp {
      box-shadow: 0 0 12px rgb(94 234 212 / 0.12);
    }
    .dark .console-gauge {
      filter: drop-shadow(0 0 4px rgb(94 234 212 / 0.35));
    }

    @media (prefers-reduced-motion: reduce) {
      .control-val { transition: none; }
    }

    /* —— Dive plan index (editorial system) —— */
    .dive-plan {
      border-top: 1px solid rgb(var(--ink) / 0.12);
      border-bottom: 1px solid rgb(var(--ink) / 0.12);
      padding: 1.75rem 0 0;
    }
    .dive-plan-head {
      display: flex;
      flex-wrap: wrap;
      align-items: baseline;
      justify-content: space-between;
      gap: 0.5rem 1.5rem;
      margin-bottom: 1.5rem;
      padding: 0 0.1rem;
    }
    .dive-plan-kicker {
      font-size: 0.8125rem;
      font-weight: 400;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      color: var(--text-muted, rgb(var(--ink) / 0.55));
    }
    .dive-plan-meta {
      font-size: 0.75rem;
      font-variant-numeric: tabular-nums;
      color: var(--text-muted, rgb(var(--ink) / 0.68));
      letter-spacing: 0.02em;
    }
    .dive-law {
      margin: 0 0 1.5rem;
      padding: 0.85rem 0;
      border-top: 1px solid rgb(var(--ink) / 0.08);
      border-bottom: 1px solid rgb(var(--ink) / 0.08);
      font-size: inherit;
      line-height: 1.65;
      letter-spacing: 0;
      color: var(--text-secondary, rgb(var(--ink) / 0.68));
      max-width: var(--measure, 34rem);
    }
    .dive-law em { font-style: normal; color: rgb(var(--ink) / 0.92); font-weight: 400; }
    .dive-phases {
      display: grid;
      gap: 0;
      grid-template-columns: 1fr;
      border-top: 1px solid rgb(var(--ink) / 0.1);
    }
    @media (min-width: 640px) {
      .dive-phases { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    }
    .dive-phase {
      display: flex;
      flex-direction: column;
      padding: 1.1rem 0 1.2rem;
      border-bottom: 1px solid rgb(var(--ink) / 0.1);
    }
    @media (min-width: 640px) {
      .dive-phase {
        padding: 1.15rem 1rem 1.25rem 0;
        border-right: 1px solid rgb(var(--ink) / 0.1);
      }
      .dive-phase:nth-child(2n) {
        padding-right: 0;
        padding-left: 1rem;
        border-right: 0;
      }
      .dive-phase:nth-child(n+3) {
        border-bottom: 0;
      }
    }
    .dive-phase-label {
      display: flex;
      align-items: baseline;
      gap: 0.5rem;
      margin-bottom: 0.45rem;
    }
    .dive-phase-num {
      font-size: 0.6875rem;
      font-weight: 600;
      letter-spacing: 0.06em;
      color: rgb(var(--accent));
      font-variant-numeric: tabular-nums;
    }
    .dive-phase-name {
      font-size: 0.8125rem;
      font-weight: 600;
      letter-spacing: -0.02em;
      color: rgb(var(--ink) / 0.9);
    }
    .dive-phase-brief {
      margin: 0 0 0.95rem;
      font-size: 0.75rem;
      line-height: 1.45;
      color: var(--text-muted, rgb(var(--ink) / 0.68));
      max-width: 16rem;
    }
    .dive-phase-models {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .dive-phase-models a {
      display: grid;
      grid-template-columns: 1.35rem minmax(0, 1fr);
      gap: 0.35rem 0.55rem;
      align-items: baseline;
      padding: 0.4rem 0;
      text-decoration: none;
      color: inherit;
      border-top: 1px solid rgb(var(--ink) / 0.06);
      transition: color 0.15s;
    }
    .dive-phase-models li:first-child a { border-top: 0; padding-top: 0.15rem; }
    .dive-phase-models a:hover .dive-m-name { color: rgb(var(--accent)); }
    .dive-m-num {
      font-size: 0.625rem;
      font-weight: 500;
      font-variant-numeric: tabular-nums;
      letter-spacing: 0.04em;
      color: rgb(var(--ink) / 0.35);
      padding-top: 0.15rem;
    }
    .dive-m-name {
      font-size: 0.875rem;
      font-weight: 500;
      letter-spacing: -0.015em;
      line-height: 1.3;
      color: rgb(var(--ink) / 0.88);
      transition: color 0.15s;
    }
    .dive-m-place {
      display: block;
      margin-top: 0.12rem;
      font-size: 0.6875rem;
      line-height: 1.3;
      color: var(--text-muted, rgb(var(--ink) / 0.68));
      font-weight: 400;
    }
    .dive-plan-foot {
      display: flex;
      justify-content: space-between;
      gap: 1rem;
      margin-top: 0;
      padding: 0.9rem 0.1rem 0;
      border-top: 1px solid rgb(var(--ink) / 0.1);
      font-size: 0.625rem;
      font-weight: 500;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: rgb(var(--ink) / 0.32);
    }

    /* model entry meta */
    .model-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: baseline;
      justify-content: space-between;
      gap: 0.35rem 1.25rem;
      margin-bottom: 0.85rem;
    }
    .model-meta-left {
      font-size: 0.8125rem;
      font-weight: 400;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      color: var(--text-muted, rgb(var(--ink) / 0.55));
    }
    .model-meta-right {
      font-size: 0.8125rem;
      color: var(--text-faint, rgb(var(--ink) / 0.45));
      font-variant-numeric: tabular-nums;
    }
    .model-hand {
      margin-top: 0.85rem;
      font-size: 0.8125rem;
      line-height: 1.5;
      color: rgb(var(--ink) / 0.38);
      max-width: 32rem;
    }
    .model-hand span { color: rgb(var(--ink) / 0.52); }

    .leg-band {
      padding-top: 2.25rem;
      margin-top: 0.75rem;
      border-top: 1px solid rgb(var(--ink) / 0.1);
    }
    .leg-band:first-child { border-top: 0; padding-top: 0; margin-top: 0; }
    .leg-band-title {
      font-size: 0.8125rem;
      font-weight: 400;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      color: var(--text-muted, rgb(var(--ink) / 0.55));
    }
    .leg-band-title em {
      font-style: normal;
      color: rgb(var(--accent));
      font-weight: 600;
      margin-right: 0.55rem;
      letter-spacing: 0.08em;
    }
    .leg-band-lede {
      margin-top: 0.5rem;
      font-size: inherit;
      line-height: 1.65;
      letter-spacing: 0;
      color: var(--text-secondary, rgb(var(--ink) / 0.68));
      max-width: var(--measure, 34rem);
      font-weight: 400;
    }

    .trail-line { border-left: 1.5px solid rgb(var(--ink) / 0.12); }
    .wp-marker {
      transition: border-color .3s, background-color .3s, color .3s;
    }
    article.arrived .wp-marker {
      border-color: rgb(var(--accent)); background: rgb(var(--accent)); color: rgb(var(--canvas));
    }