/* CSS 动画生成器 · 动效示波器（cag-）
   浅色为默认主题；深色由 :root[data-theme="dark"] 整套覆盖，跟随导航 #themeToggle */
.cag-page, .cag-modal, .cag-toast {
    --cag-bg: #f3f6fb;
    --cag-panel: #ffffff;
    --cag-panel2: #f7fafe;
    --cag-ink: #14213d;
    --cag-sub: #5f6f88;
    --cag-line: #dfe7f1;
    --cag-line2: #c9d7e8;
    --cag-cyan: #0087a8;
    --cag-cyan-soft: #e0f5fa;
    --cag-magenta: #d13a72;
    --cag-magenta-soft: #fde8f0;
    --cag-ok: #1d7a5b;
    --cag-warn: #9a5b12;
    --cag-shadow: 0 12px 34px rgba(20, 45, 80, .10);
    --cag-shadow-sm: 0 3px 12px rgba(20, 45, 80, .07);
    --cag-radius: 14px;
    --cag-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    --cag-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
.cag-page {
    background: var(--cag-bg); color: var(--cag-ink); padding: 0 0 60px; min-height: 60vh;
    font-family: var(--cag-font); font-size: 14px; line-height: 1.75;
}
.cag-wrap { max-width: 1180px; margin: 0 auto; padding: 18px 18px 0; }
.cag-page .detail-breadcrumb { font-size: 12.5px; color: var(--cag-sub); margin: 8px 0 20px; }
.cag-page .detail-breadcrumb a { color: var(--cag-sub); text-decoration: none; }
.cag-page .detail-breadcrumb a:hover { color: var(--cag-cyan); }
.cag-page .detail-breadcrumb .current { color: var(--cag-cyan); font-weight: 700; }

/* 首屏：左波形说明 + 右示波器卡 */
.cag-hero { display: grid; grid-template-columns: 1.18fr .82fr; gap: 24px; align-items: stretch; margin-bottom: 22px; }
.cag-hero-copy { padding: 8px 0 4px; }
.cag-kicker { display: inline-flex; align-items: center; gap: 12px; font: 700 11px/1 var(--cag-mono); letter-spacing: 2px; color: var(--cag-cyan); margin-bottom: 14px; }
.cag-kicker i { display: block; width: 46px; height: 2px; background: repeating-linear-gradient(90deg, var(--cag-magenta) 0 6px, transparent 6px 10px); }
.cag-page h1 { font-size: 38px; line-height: 1.18; font-weight: 800; letter-spacing: -.4px; margin: 0 0 14px; }
.cag-sub { font-size: 15.5px; line-height: 1.9; color: var(--cag-sub); margin: 0 0 20px; max-width: 620px; }
.cag-sub b { color: var(--cag-ink); background: linear-gradient(transparent 62%, var(--cag-cyan-soft) 62%); font-weight: 700; padding: 0 2px; }
.cag-facts { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }
.cag-fact { background: var(--cag-panel); border: 1px solid var(--cag-line); border-bottom: 3px solid var(--cag-cyan); border-radius: 10px; padding: 10px 18px; min-width: 116px; box-shadow: var(--cag-shadow-sm); }
.cag-fact b { display: block; font: 800 22px/1.2 var(--cag-mono); }
.cag-fact span { font-size: 11.5px; color: var(--cag-sub); }
.cag-fact.hot { border-bottom-color: var(--cag-magenta); }
.cag-fact.hot b { color: var(--cag-magenta); }
.cag-presets { display: flex; flex-wrap: wrap; gap: 8px; }
.cag-preset { border: 1px solid var(--cag-line2); background: var(--cag-panel); color: var(--cag-ink); border-radius: 999px; padding: 7px 15px; font-size: 12.5px; cursor: pointer; transition: .15s; }
.cag-preset:hover { border-color: var(--cag-cyan); color: var(--cag-cyan); }
.cag-preset.is-on { background: var(--cag-cyan); border-color: var(--cag-cyan); color: #fff; font-weight: 700; }

.cag-hero-card { background: #101c31; border: 1px solid #263a58; border-radius: var(--cag-radius); padding: 16px; color: #cfe0f5; box-shadow: var(--cag-shadow); display: flex; flex-direction: column; }
.cag-card-head { display: flex; align-items: center; gap: 8px; font: 700 11px/1 var(--cag-mono); letter-spacing: 1.4px; color: #8fb4d8; text-transform: uppercase; }
.cag-card-head em { margin-left: auto; font-style: normal; color: #6fe0e8; }
.cag-dot { width: 8px; height: 8px; border-radius: 50%; background: #ef5b8d; box-shadow: 0 0 0 4px rgba(239,91,141,.2); }
.cag-mini-stage {
    flex: 1; min-height: 150px; margin: 14px 0; border-radius: 8px; position: relative; overflow: hidden;
    background-image: linear-gradient(rgba(80,130,180,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(80,130,180,.18) 1px, transparent 1px);
    background-size: 22px 22px; background-color: #0b1526;
}
.cag-mini-stage::after { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: linear-gradient(90deg, transparent, rgba(111,224,232,.7), transparent); }
.cag-mini-box { position: absolute; left: 50%; top: 50%; width: 74px; height: 74px; margin: -37px 0 0 -37px; border-radius: 12px; background: linear-gradient(135deg, #22c7d6, #0077a8); color: #06212c; display: flex; align-items: center; justify-content: center; font: 800 15px var(--cag-mono); box-shadow: 0 8px 24px rgba(34,199,214,.35); }
.cag-card-play { display: flex; gap: 8px; }
.cag-card-note { font-size: 11.5px; color: #8fb4d8; margin: 12px 0 0; line-height: 1.7; }
.cag-card-note input { width: 78px; background: #0b1526; border: 1px solid #33507a; color: #d7ecff; border-radius: 5px; padding: 2px 6px; font: 12px var(--cag-mono); }

/* 通用面板与按钮 */
.cag-panel { background: var(--cag-panel); border: 1px solid var(--cag-line); border-radius: var(--cag-radius); padding: 18px; box-shadow: var(--cag-shadow-sm); }
.cag-panel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.cag-panel-head h2 { font-size: 17px; font-weight: 800; margin: 0; letter-spacing: .2px; }
.cag-step { font: 800 11px/1 var(--cag-mono); color: #fff; background: var(--cag-cyan); padding: 5px 7px; border-radius: 5px; }
.cag-hint { font-size: 12px; color: var(--cag-sub); margin-left: auto; }
.cag-btn { border: 1px solid var(--cag-line2); background: var(--cag-panel2); color: var(--cag-ink); border-radius: 8px; padding: 8px 14px; font-size: 13px; cursor: pointer; transition: .15s; font-family: inherit; }
.cag-btn:hover { border-color: var(--cag-cyan); color: var(--cag-cyan); }
.cag-btn-main { background: var(--cag-cyan); border-color: var(--cag-cyan); color: #fff; font-weight: 700; }
.cag-btn-main:hover { background: #006f8c; color: #fff; }
.cag-btn-ai { background: var(--cag-magenta); border-color: var(--cag-magenta); color: #fff; font-weight: 700; }
.cag-btn-ai:hover { background: #b62a5e; color: #fff; }
.cag-code-btns { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }

/* 参数与时间轴 */
.cag-lab { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.cag-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.cag-field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.cag-field > span { font-size: 12px; color: var(--cag-sub); }
.cag-field input, .cag-field select { width: 100%; box-sizing: border-box; border: 1px solid var(--cag-line2); background: var(--cag-panel2); color: var(--cag-ink); border-radius: 7px; padding: 8px 10px; font: 13px var(--cag-mono); }
.cag-field input:focus, .cag-field select:focus { outline: 2px solid var(--cag-cyan-soft); border-color: var(--cag-cyan); }
.cag-err { margin: 12px 0 0; background: var(--cag-magenta-soft); color: var(--cag-magenta); border-radius: 7px; padding: 8px 12px; font-size: 12.5px; }
.cag-err[hidden] { display: none; }
.cag-track { position: relative; display: flex; justify-content: space-between; gap: 6px; padding: 26px 4px 10px; margin-bottom: 14px; border-top: 2px dashed var(--cag-line2); background: repeating-linear-gradient(90deg, transparent 0 24px, var(--cag-line) 24px 25px); }
.cag-node { position: relative; border: 1px solid var(--cag-line2); background: var(--cag-panel); color: var(--cag-sub); border-radius: 8px; padding: 6px 10px; font: 700 12px var(--cag-mono); cursor: pointer; z-index: 1; }
.cag-node.is-on { background: var(--cag-magenta); border-color: var(--cag-magenta); color: #fff; }
.cag-node::before { content: ""; position: absolute; left: 50%; top: -26px; width: 2px; height: 22px; background: var(--cag-line2); }
.cag-node.is-on::before { background: var(--cag-magenta); }
.cag-frame-edit { background: var(--cag-panel2); border: 1px dashed var(--cag-line2); border-radius: 10px; padding: 14px; }
.cag-frame-title { font-size: 12.5px; color: var(--cag-sub); margin-bottom: 12px; }
.cag-frame-title b { color: var(--cag-magenta); font: 800 15px var(--cag-mono); }
.cag-frame-actions { justify-content: flex-end; }

/* 舞台与代码 */
.cag-code-row { display: grid; grid-template-columns: .85fr 1.15fr; gap: 18px; margin-bottom: 18px; }
.cag-stage { position: relative; height: 218px; border-radius: 10px; overflow: hidden; background: var(--cag-panel2); border: 1px solid var(--cag-line); display: flex; align-items: center; justify-content: center; }
.cag-stage-grid { position: absolute; inset: 0; background-image: linear-gradient(var(--cag-line) 1px, transparent 1px), linear-gradient(90deg, var(--cag-line) 1px, transparent 1px); background-size: 26px 26px; opacity: .75; }
.cag-box { position: relative; width: 120px; height: 92px; border-radius: 12px; background: linear-gradient(135deg, var(--cag-cyan), #0a5c83); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; box-shadow: 0 10px 26px rgba(0,135,168,.3); will-change: transform, opacity; }
.cag-box b { font: 800 14px var(--cag-mono); letter-spacing: 1px; }
.cag-box small { font-size: 10px; opacity: .85; }
.cag-stage-foot { display: flex; align-items: center; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.cag-stage-foot span { font-size: 12px; color: var(--cag-ok); }
.cag-code { margin: 0 0 10px; background: #0e1828; color: #c8e6f5; border-radius: 9px; padding: 14px 16px; font: 12.5px/1.75 var(--cag-mono); white-space: pre-wrap; word-break: break-word; max-height: 260px; overflow: auto; }
.cag-code-sm { max-height: 128px; font-size: 12px; color: #a9c7de; }
.cag-ai { margin-bottom: 18px; }
.cag-ai-status { font-size: 13px; color: var(--cag-sub); margin: 0 0 12px; }
.cag-ai-box { margin-top: 12px; font-size: 13.5px; line-height: 1.85; }
.cag-ai-box p { margin: 0 0 8px; padding-left: 12px; border-left: 3px solid var(--cag-magenta); }

/* 批量表 */
.cag-table-scroll { overflow-x: auto; }
.cag-table { width: 100%; border-collapse: collapse; font-size: 12.5px; min-width: 560px; }
.cag-table th, .cag-table td { border-bottom: 1px solid var(--cag-line); padding: 9px 10px; text-align: left; }
.cag-table th { color: var(--cag-sub); font-weight: 700; background: var(--cag-panel2); }
.cag-table td input { width: 100%; min-width: 70px; box-sizing: border-box; border: 1px solid var(--cag-line2); background: var(--cag-panel2); color: var(--cag-ink); border-radius: 5px; padding: 4px 6px; font: 12px var(--cag-mono); }
.cag-table .cag-del { border: 0; background: none; color: var(--cag-magenta); cursor: pointer; font-size: 16px; }
.cag-empty { color: var(--cag-sub); text-align: center; padding: 18px !important; }

/* 浮层 */
.cag-modal[hidden] { display: none !important; }
.cag-modal { position: fixed; inset: 0; z-index: 9999; background: rgba(12,24,42,.62); display: flex; align-items: center; justify-content: center; padding: 20px; }
.cag-modal-card { position: relative; background: var(--cag-panel); color: var(--cag-ink); border-radius: var(--cag-radius); padding: 26px; width: min(520px, 100%); box-shadow: var(--cag-shadow); }
.cag-modal-card h2 { font-size: 19px; margin: 0 0 8px; }
.cag-modal-card p { font-size: 13px; color: var(--cag-sub); margin: 0 0 14px; }
.cag-modal-card input { width: 100%; box-sizing: border-box; border: 1px solid var(--cag-line2); border-radius: 7px; padding: 9px 10px; font: 12px var(--cag-mono); background: var(--cag-panel2); color: var(--cag-ink); margin-bottom: 12px; }
.cag-modal-x { position: absolute; right: 12px; top: 8px; border: 0; background: none; font-size: 24px; color: var(--cag-sub); cursor: pointer; line-height: 1; }
.cag-toast { position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(20px); background: var(--cag-ink); color: var(--cag-panel); padding: 10px 20px; border-radius: 999px; font-size: 13px; opacity: 0; pointer-events: none; transition: .22s; z-index: 10000; }
.cag-toast.is-on { opacity: 1; transform: translateX(-50%) translateY(0); }

/* 深色主题 */
:root[data-theme="dark"] .cag-page, :root[data-theme="dark"] .cag-modal, :root[data-theme="dark"] .cag-toast {
    --cag-bg: #0b111c; --cag-panel: #151e2c; --cag-panel2: #1b2637; --cag-ink: #e7eefb;
    --cag-sub: #96a8c0; --cag-line: #28374c; --cag-line2: #3a4d67;
    --cag-cyan: #61d3e8; --cag-cyan-soft: #173c48; --cag-magenta: #ff8ab5; --cag-magenta-soft: #3a2030;
    --cag-ok: #6fd3a2; --cag-warn: #e7b06a; --cag-shadow: 0 12px 34px rgba(0,0,0,.5); --cag-shadow-sm: 0 3px 12px rgba(0,0,0,.38);
}
:root[data-theme="dark"] .cag-preset.is-on { color: #08131a; }
:root[data-theme="dark"] .cag-btn-main { color: #08131a; }
:root[data-theme="dark"] .cag-btn-ai { color: #200d16; }
:root[data-theme="dark"] .cag-step { color: #0b111c; }
:root[data-theme="dark"] .cag-code { background: #08101c; color: #bfe0f0; }
:root[data-theme="dark"] .cag-code-sm { color: #9fbdd4; }
:root[data-theme="dark"] .cag-hero-card { background: #0a1524; border-color: #22344b; }
:root[data-theme="dark"] .cag-toast { background: var(--cag-cyan); color: #08131a; }

@media (max-width: 920px) {
    .cag-hero, .cag-lab, .cag-code-row { grid-template-columns: 1fr; }
    .cag-page h1 { font-size: 30px; }
}
@media (max-width: 560px) {
    .cag-wrap { padding: 12px 12px 0; }
    .cag-grid2 { grid-template-columns: 1fr; }
    .cag-page h1 { font-size: 26px; }
    .cag-sub { font-size: 14px; line-height: 1.8; }
    .cag-panel { padding: 14px; }
    .cag-code-btns { margin-left: 0; }
    .cag-table { min-width: 520px; }
}