/* Arcwright site: signature features (landing showcase, replay player, gallery, dashboard cost meter). Drafting-sheet system. */

/* the .mini scene base is also needed outside the landing page; defined here only if home.css is absent */
.sig-mini { min-height: 320px; font: 400 0.8rem/1.55 var(--mono); }

/* ---------- landing showcase ---------- */
.sig-top { align-items: end; row-gap: 16px; margin-bottom: clamp(28px, 4vw, 56px); }
.sig-h { grid-column: 1 / span 7; margin: 0; }
.sig-lead { grid-column: 8 / span 5; margin: 0; }
.sig-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 2vw, 28px); }
.sig-card { display: flex; flex-direction: column; padding: clamp(18px, 2vw, 28px); background: var(--ink-2); border: 1px solid var(--line); }
.sig-card h3 { font-size: clamp(1.7rem, 2.3vw, 2.3rem); margin: 6px 0 10px; }
.sig-copy { color: var(--bone-2); font-size: 0.95rem; min-height: 8.2em; }
.sig-mini { background: var(--ink); margin-top: auto; border: 1px solid var(--line-2); display: flex; flex-direction: column; overflow: hidden; color: var(--bone-2); }
.sig-mini .mini-bar { display: flex; justify-content: space-between; align-items: center; padding: 9px 14px; border-bottom: 1px solid var(--line); color: var(--bone); font-size: 0.74rem; letter-spacing: 0.04em; }
.sig-quote { margin: 12px 14px 8px; padding-left: 10px; border-left: 2px solid var(--accent); color: var(--bone); min-height: 3.2em; }
.sig-diff { margin: 0 14px 12px; border: 1px solid var(--line-2); padding: 6px 0; min-height: 5.6em; overflow: hidden; }
.sig-dl { display: flex; gap: 10px; padding: 0 10px; white-space: pre; opacity: 0; transform: translateX(-6px); transition: opacity 0.25s ease, transform 0.25s ease; }
.sig-dl.in { opacity: 1; transform: none; }
.sig-dl code { background: none; padding: 0; font-size: inherit; color: inherit; overflow: hidden; text-overflow: ellipsis; }
.sig-add { background: rgba(236, 228, 210, 0.09); border-left: 2px solid var(--bone); color: var(--bone); }
.sig-del { background: var(--accent-dim); border-left: 2px solid var(--accent); color: var(--accent); text-decoration: line-through; text-decoration-color: rgba(255, 91, 31, 0.6); }
.sig-sg { width: 1ch; color: inherit; }
.sig-mini .mini-btns { display: flex; gap: 10px; padding: 0 14px 14px; margin-top: auto; }
.sig-mini .mbtn { padding: 8px 14px; border: 1px solid var(--line-2); font-weight: 600; font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; transition: background 0.3s, color 0.3s, border-color 0.3s; }
.sig-mini .mbtn-main { background: var(--accent); border-color: var(--accent); color: var(--ink); }
.sig-mini .mbtn-main.hot { background: var(--bone); border-color: var(--bone); }
/* rewind */
.sig-track { position: relative; height: 34px; margin: 18px 22px 2px; }
.sig-track::before { content: ''; position: absolute; left: 0; right: 0; top: 16px; height: 2px; background: var(--line-2); }
.sig-tick { position: absolute; left: var(--x); top: 9px; width: 2px; height: 16px; margin-left: -1px; background: var(--bone-3); }
.sig-tick.sig-ai { background: var(--accent); }
.sig-thumb { position: absolute; left: var(--x, 100%); top: 2px; width: 14px; height: 30px; margin-left: -7px; background: linear-gradient(var(--accent), var(--accent)) center / 3px 100% no-repeat; transition: left 0.9s cubic-bezier(0.65, 0, 0.35, 1); }
.sig-thumb::after { content: ''; position: absolute; left: 50%; top: 50%; width: 11px; height: 11px; margin: -5px 0 0 -5px; background: var(--accent); transform: rotate(45deg); }
.sig-ends { display: flex; justify-content: space-between; padding: 0 14px; font-size: 0.64rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--bone-3); }
/* meter */
.sig-big { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 14px 14px 6px; }
.sig-big b { font: 800 2.6rem/1 var(--display); color: var(--bone); letter-spacing: 0.02em; }
.sig-tok { color: var(--bone-3); font-size: 0.74rem; }
.sig-gauge { position: relative; height: 10px; margin: 6px 14px 4px; background: var(--ink-3); border: 1px solid var(--line-2); }
.sig-gauge > i { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--bone); transition: width 0.9s cubic-bezier(0.22, 0.8, 0.2, 1), background 0.4s; }
.sig-gauge[data-status='warn'] > i { background: var(--accent); }
.sig-gauge[data-status='stopped'] > i { background: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 0 14px rgba(255, 91, 31, 0.5); }
.sig-mark { position: absolute; left: 80%; top: -4px; bottom: -4px; width: 2px; background: var(--bone-3); }
.sig-gauge-l { display: flex; justify-content: space-between; padding: 0 14px; font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--bone-3); }
.sig-note { margin: 12px 14px; padding: 8px 10px; border: 1px solid var(--line); min-height: 2.8em; color: var(--bone); }
.sig-bars { width: calc(100% - 28px); height: 56px; margin: auto 14px 14px; }
.sig-bar { fill: var(--accent); transition: y 0.5s ease, height 0.5s ease; }
/* replay */
.sig-link { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 14px; padding: 8px 10px; border: 1px dashed var(--line-2); color: var(--bone); }
.sig-link .mono { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sig-chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 14px 14px; margin-top: auto; }
.sig-chips .chip { transition: border-color 0.3s, color 0.3s; }
.sig-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: clamp(28px, 4vw, 48px); }

/* ---------- replay page ---------- */
.rp-title { font-size: clamp(2.6rem, 5.6vw, 5rem); margin-bottom: 12px; overflow-wrap: anywhere; }
.rp-facts { display: flex; flex-wrap: wrap; gap: 8px 22px; list-style: none; margin: 22px 0 0; padding: 14px 0 0; border-top: 1px solid var(--line); font: 400 0.82rem var(--mono); color: var(--bone-3); }
.rp-facts b { color: var(--bone); font-weight: 600; }
.plus { color: #b9d48a; }
.minus { color: var(--accent); }
.rp { border: 1px solid var(--line-2); background: var(--ink-2); }
.rp-bar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--ink-3); }
.rp-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 40px; height: 38px; padding: 0 12px; border: 1px solid var(--line-2); background: transparent; color: var(--bone); font: 600 0.74rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; cursor: pointer; transition: border-color 0.2s, background 0.2s, color 0.2s; }
.rp-btn:hover:not(:disabled) { border-color: var(--bone); }
.rp-btn:disabled { opacity: 0.35; cursor: default; }
.rp-play { background: var(--accent); border-color: var(--accent); color: var(--ink); min-width: 104px; }
.rp-play:hover:not(:disabled) { background: var(--bone); border-color: var(--bone); }
.rp-scrub { flex: 1; min-width: 160px; display: flex; }
.rp-scrub input { width: 100%; accent-color: var(--accent); }
.rp-count { font-size: 0.78rem; color: var(--bone-2); white-space: nowrap; }
.rp-speed { display: inline-flex; border: 1px solid var(--line-2); }
.rp-speed button { background: none; border: 0; padding: 8px 10px; font: 600 0.72rem var(--mono); color: var(--bone-2); cursor: pointer; }
.rp-speed button[aria-pressed='true'] { background: var(--bone); color: var(--ink); }
.rp-stage { display: grid; grid-template-columns: minmax(200px, 270px) minmax(0, 1fr); grid-template-rows: 1fr auto; min-height: 520px; }
.rp-steps { list-style: none; margin: 0; padding: 0; border-right: 1px solid var(--line); max-height: 560px; overflow: auto; grid-row: 1; }
.rp-steps li { border-bottom: 1px solid var(--line); }
.rp-steps button { width: 100%; display: grid; grid-template-columns: 2.4ch 1fr; gap: 10px; text-align: left; padding: 12px 14px; border: 0; background: none; color: var(--bone-3); font: 400 0.8rem/1.4 var(--sans); cursor: pointer; border-left: 2px solid transparent; transition: background 0.2s, color 0.2s, border-color 0.2s; }
.rp-steps button:hover { background: rgba(236, 228, 210, 0.04); color: var(--bone); }
.rp-steps .num { font: 500 0.72rem var(--mono); color: var(--bone-3); padding-top: 2px; }
.rp-steps .rp-done button { color: var(--bone-2); }
.rp-steps .rp-cur button { color: var(--bone); background: var(--accent-dim); border-left-color: var(--accent); }
.rp-steps .rp-cur .num { color: var(--accent); }
.rp-main { grid-row: 1; display: grid; grid-template-rows: auto 1fr; min-width: 0; }
.rp-chat { padding: 14px 18px 10px; border-bottom: 1px solid var(--line); display: grid; gap: 6px; }
.rp-chat .ui-h { margin: 0; font: 500 0.66rem var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--bone-3); }
.rp-bubble { min-height: 1.6em; padding-left: 12px; white-space: pre-wrap; word-break: break-word; }
.rp-user { border-left: 2px solid var(--bone-3); color: var(--bone); font-size: 1.02rem; }
.rp-ai { border-left: 2px solid var(--accent); color: var(--bone-2); font-size: 0.92rem; }
.rp-writing { color: var(--accent); animation: rp-blink 1s steps(2) infinite; }
.rp-caret { display: inline-block; width: 0.5ch; height: 1em; margin-left: 1px; vertical-align: text-bottom; background: var(--accent); animation: rp-blink 0.8s steps(2) infinite; }
@keyframes rp-blink { 50% { opacity: 0; } }
.rp-work { display: grid; grid-template-columns: minmax(150px, 220px) minmax(0, 1fr); min-height: 0; }
.rp-treebox { padding: 12px 14px; border-right: 1px solid var(--line); }
.rp-tree { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; font: 400 0.8rem var(--mono); }
.rp-file { display: flex; align-items: center; gap: 8px; padding: 3px 6px; color: var(--bone-2); border-left: 2px solid transparent; }
.rp-fn { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.rp-flag { font-size: 0.64rem; font-weight: 700; letter-spacing: 0.08em; }
.rp-A { color: var(--bone); border-left-color: var(--bone); background: rgba(236, 228, 210, 0.07); }
.rp-M { color: var(--accent); border-left-color: var(--accent); background: var(--accent-dim); }
.rp-D { color: var(--bone-3); text-decoration: line-through; border-left-color: var(--bone-3); }
.rp-empty { color: var(--bone-3); }
.rp-codebox { min-width: 0; display: flex; flex-direction: column; }
.rp-tabs { display: flex; gap: 2px; overflow-x: auto; border-bottom: 1px solid var(--line); min-height: 38px; }
.rp-tab { padding: 9px 14px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--bone-3); font: 500 0.78rem var(--mono); cursor: pointer; white-space: nowrap; }
.rp-tab[aria-selected='true'] { color: var(--bone); border-bottom-color: var(--accent); }
.rp-code { flex: 1; min-height: 240px; max-height: 340px; overflow: auto; padding: 8px 0; font: 400 0.8rem/1.6 var(--mono); }
.rp-dl { display: grid; grid-template-columns: 5ch 2ch minmax(0, 1fr); gap: 8px; padding: 0 14px 0 8px; white-space: pre; border-left: 2px solid transparent; }
.rp-dl.rp-in { animation: rp-line 0.28s ease both; }
@keyframes rp-line { from { opacity: 0; transform: translateX(-8px); } }
.rp-ln { color: var(--bone-3); text-align: right; user-select: none; opacity: 0.7; }
.rp-sg { color: var(--bone-3); user-select: none; }
.rp-tx { overflow: hidden; text-overflow: ellipsis; }
.rp-add { background: rgba(185, 212, 138, 0.1); border-left-color: #b9d48a; color: #dcebc0; }
.rp-del { background: var(--accent-dim); border-left-color: var(--accent); color: #ffb08f; text-decoration: line-through; text-decoration-color: rgba(255, 91, 31, 0.5); }
.rp-skip { color: var(--bone-3); font-style: italic; }
.rp-note { margin: 0; padding: 14px 18px; color: var(--bone-3); }
.rp-status { grid-column: 1 / -1; grid-row: 2; display: flex; align-items: center; gap: 28px; flex-wrap: wrap; padding: 10px 18px; border-top: 1px solid var(--line); background: var(--ink-3); font-size: 0.8rem; }
.rp-status .st-item { display: inline-flex; align-items: baseline; gap: 8px; }
.rp-status b { color: var(--bone); }
.rp-state { margin-left: auto; color: var(--bone-3); font: 500 0.72rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.rp-playing .rp-state { color: var(--accent); }
.rp-tick { animation: rp-flash 0.7s ease; }
@keyframes rp-flash { 30% { color: var(--accent); } }
.rp-error { grid-column: 1 / -1; margin: 0; }
.rp-list { margin-top: clamp(28px, 4vw, 56px); }
.rp-list-h { font-size: 1.6rem; }
.rp-list ol { list-style: none; counter-reset: s; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.rp-list li { counter-increment: s; display: grid; grid-template-columns: 4ch 1fr; gap: 8px 14px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.rp-list li::before { content: counter(s, decimal-leading-zero); font: 500 0.78rem var(--mono); color: var(--accent); grid-row: 1 / span 2; padding-top: 3px; }
.rp-li-p { margin: 0; color: var(--bone); }
.rp-li-f { margin: 0; font-size: 0.78rem; color: var(--bone-3); grid-column: 2; overflow-wrap: anywhere; }
.rp-cta { margin-top: clamp(32px, 5vw, 64px); display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; }
.rp-cta h2 { font-size: clamp(2rem, 3.4vw, 3rem); }
.rp-cta .lead { margin-bottom: 0; }

/* ---------- gallery + my replays ---------- */
.gal { list-style: none; margin: 18px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); gap: clamp(14px, 2vw, 24px); }
.gal-card { background: var(--ink-2); border: 1px solid var(--line); transition: border-color 0.25s, transform 0.25s; }
.gal-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.gal-link { display: flex; flex-direction: column; gap: 10px; height: 100%; padding: 20px; text-decoration: none; }
.gal-link h2 { font-size: 1.9rem; margin: 0; overflow-wrap: anywhere; }
.gal-desc { color: var(--bone-2); font-size: 0.92rem; margin: 0; }
.gal-facts { display: flex; flex-wrap: wrap; gap: 6px 16px; list-style: none; margin: auto 0 0; padding: 12px 0 0; border-top: 1px solid var(--line); font: 400 0.78rem var(--mono); color: var(--bone-3); }
.gal-facts b { color: var(--bone); font-weight: 600; }
.gal-go { font: 600 0.74rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); }
.gal-pages { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 32px; }
.myrep { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.myrep-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 8px; }
.myrep-head h2 { font-size: 1.6rem; margin: 0; }
.myrep-link { margin: 4px 0 14px; font-size: 0.85rem; }
.myrep-form { display: flex; flex-wrap: wrap; gap: 14px; align-items: end; margin-bottom: 14px; }
.myrep-form .field { margin: 0; min-width: 200px; }

/* ---------- dashboard cost meter ---------- */
.usage-panel { grid-column: 1 / -1; display: grid; gap: 16px; }
.usage-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.usage-head h2 { margin: 0; }
.usage-lead { margin: 0; max-width: 70ch; font-size: 1rem; }
.usage-gauge { display: grid; gap: 10px; }
.usage-gauge-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.usage-gauge-top b { font: 800 2.2rem/1 var(--display); letter-spacing: 0.02em; text-transform: uppercase; }
.usage-track { position: relative; height: 12px; background: var(--ink-3); border: 1px solid var(--line-2); }
.usage-track i { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--bone); transition: width 0.9s var(--ease), background 0.4s; }
.usage-gauge[data-status='warn'] .usage-track i, .usage-gauge[data-status='stopped'] .usage-track i { background: var(--accent); }
.usage-mark { position: absolute; left: 80%; top: -5px; bottom: -5px; width: 2px; background: var(--bone-3); }
.usage-sub { color: var(--bone-3); font-size: 0.85rem; }
.usage-form { display: grid; gap: 12px; max-width: 420px; }
.usage-form .field { margin: 0; }
.usage-h3 { font-size: 1.2rem; margin: 6px 0 0; }
.usage-chart { min-height: 120px; }
.usage-svg { width: 100%; height: auto; max-height: 240px; }
.usage-grid { stroke: var(--line); stroke-width: 1; stroke-dasharray: 3 4; }
.usage-axis { fill: var(--bone-3); font: 500 10px var(--mono); }
.usage-bar { fill: var(--accent); transform-box: fill-box; transform-origin: bottom; animation: usage-grow 0.7s var(--ease) both; animation-delay: calc(var(--i) * 14ms); }
.usage-bar:hover { fill: var(--bone); }
@keyframes usage-grow { from { transform: scaleY(0); } }
.usage-links { margin: 0; }

@media (max-width: 1100px) {
  .sig-grid { grid-template-columns: 1fr; }
  .sig-copy { min-height: 0; }
  .sig-h, .sig-lead { grid-column: 1 / -1; }
}
@media (max-width: 800px) {
  .rp-stage { grid-template-columns: 1fr; }
  .rp-steps { grid-row: auto; max-height: 160px; border-right: 0; border-bottom: 1px solid var(--line); }
  .rp-main, .rp-status { grid-row: auto; }
  .rp-work { grid-template-columns: 1fr; }
  .rp-treebox { border-right: 0; border-bottom: 1px solid var(--line); }
}
@media (prefers-reduced-motion: reduce) {
  .sig-thumb, .sig-gauge > i, .usage-track i, .gal-card { transition: none; }
  .sig-dl, .rp-dl.rp-in, .usage-bar, .rp-caret, .rp-writing { animation: none; transition: none; }
  .sig-dl { opacity: 1; transform: none; }
}

/* positions and delays (kept out of inline styles for the CSP) */
.sig-tick[data-x="0"] { left: 0%; }
.sig-tick[data-x="20"] { left: 20%; }
.sig-tick[data-x="40"] { left: 40%; }
.sig-tick[data-x="60"] { left: 60%; }
.sig-tick[data-x="80"] { left: 80%; }
.sig-tick[data-x="100"] { left: 100%; }
.sig-card[data-d="1"] { --d: 0.08s; }
.sig-card[data-d="2"] { --d: 0.16s; }