/* Roomwalk 3D · v2 filming guide */
.g-hero { background: var(--dark); color: #f3efe7; padding: 150px 0 72px; }
.g-hero h1 { font: 400 clamp(40px, 6.4vw, 78px)/1.02 var(--serif); letter-spacing: -.02em; max-width: 12ch; }
.g-hero h1 i { font-style: italic; color: var(--brass-light); }
.g-lede { margin: 22px 0 0; max-width: 560px; font-size: 18.5px; color: rgba(243,239,231,.78); }
.glance { list-style: none; margin: 44px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.glance li { padding: 18px 20px; border: 1px solid rgba(255,255,255,.12); border-radius: 14px; background: rgba(255,255,255,.04); }
.glance b { display: block; font: 400 26px/1.1 var(--serif); color: var(--brass-light); }
.glance span { display: block; margin-top: 6px; font-size: 13.5px; color: rgba(243,239,231,.7); }

.g-anim { background: var(--paper-2); padding: clamp(64px, 9vw, 110px) 0; }
.g-anim-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.g-steps { list-style: none; margin: 30px 0 0; padding: 0; display: grid; gap: 10px; }
.g-steps button { display: flex; gap: 14px; width: 100%; text-align: left; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink-2); font: inherit; font-size: 14.5px; line-height: 1.45; cursor: pointer; transition: border-color .2s, box-shadow .2s; }
.g-steps button b { display: block; color: var(--ink); font-size: 15.5px; }
.g-steps button i { flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font: 600 13px var(--sans); font-style: normal;
  background: var(--paper-2); color: var(--brass); }
.g-steps button[aria-pressed="true"] { border-color: var(--brass); box-shadow: 0 8px 24px -14px rgba(127,95,44,.6); }
.g-steps button[aria-pressed="true"] i { background: var(--brass); color: #fff; }

.g-fig { margin: 0; }
#g-plan { width: 100%; height: auto; display: block; border-radius: 20px; background: var(--card); border: 1px solid var(--line); box-shadow: 0 30px 60px -40px rgba(22,20,15,.5); }
.p-room { fill: #faf7f1; stroke: #bdb4a2; stroke-width: 6; }
.p-door { fill: var(--paper-2); }
.p-table { fill: #e7dfce; stroke: #cfc4ad; stroke-width: 2; }
.p-item { fill: #eee7d8; stroke: #d6ccb6; stroke-width: 2; }
.p-route { fill: none; stroke: #bdb4a2; stroke-width: 3; stroke-dasharray: 2 9; stroke-linecap: round; opacity: .55; transition: opacity .3s, stroke .3s; }
.p-route.on { stroke: var(--brass); opacity: 1; }
.p-trail { fill: none; stroke: var(--brass); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.p-cone { fill: rgba(217,183,115,.34); stroke: rgba(127,95,44,.35); stroke-width: 1; }
.p-cam { fill: var(--ink); stroke: #fff; stroke-width: 3; }
.p-start { fill: #fff; stroke: var(--ink); stroke-width: 3; }
.p-label { font: 600 13px var(--sans); fill: var(--ink-2); }
.g-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 14px; }
.g-bar .btn-ghost { background: var(--card); color: var(--ink); border-color: rgba(22,20,15,.18); backdrop-filter: none; -webkit-backdrop-filter: none; }
.g-bar .btn-ghost:hover { border-color: var(--ink); background: var(--card); }
.g-cap { margin-left: auto; font-size: 14px; font-weight: 600; color: var(--brass); }

.g-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(32px, 6vw, 88px); align-items: start; }
.tips { list-style: none; counter-reset: tip; margin: 40px 0 0; padding: 0; display: grid; gap: 28px; }
.tips li { counter-increment: tip; position: relative; padding-left: 58px; }
.tips li::before { content: counter(tip); position: absolute; left: 0; top: -2px; width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center;
  font: 400 21px var(--serif); background: var(--ink); color: var(--brass-light); }
.tips p { margin: 8px 0 0; color: var(--muted); }
.g-side { display: grid; gap: 18px; position: sticky; top: 92px; }
.g-card { padding: 26px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.g-card p { margin: 12px 0 0; color: var(--muted); font-size: 15px; }
.g-card .btn { margin-top: 18px; }
.g-dark { background: var(--dark); border-color: transparent; color: #f3efe7; }
.g-dark p { color: rgba(243,239,231,.74); }
.checks, .mistakes { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 10px; font-size: 15px; color: var(--ink-2); }
.checks li { position: relative; padding-left: 28px; }
.checks li::before { content: ""; position: absolute; left: 0; top: 5px; width: 16px; height: 16px; border-radius: 5px; border: 2px solid var(--brass); }
.mistakes b { color: var(--ink); }

@media (max-width: 900px) {
  .glance { grid-template-columns: repeat(2, 1fr); }
  .g-anim-grid, .g-grid { grid-template-columns: 1fr; }
  .g-side { position: static; }
  .g-hero { padding-top: 120px; }
}
@media (prefers-reduced-motion: reduce) { .g-steps button, .p-route { transition: none; } }