/* theme384 · 装备实验室风
 * 色板：深空黑 #0c0e14 / 深石墨 #161924 / 霓虹紫 #6c3cff / 电光青 #00e5ff / 战损橙 #ff5b3a
 * 字体：系统中文栈（无外部字体依赖）
 */
:root {
    --color-bg: #0c0e14;
    --color-paper: #161924;
    --color-paper-alt: #1d2030;
    --color-primary: #6c3cff;
    --color-accent: #00e5ff;
    --color-hot: #ff5b3a;
    --color-up: #4ade80;
    --color-warn: #facc15;
    --color-text: #e6e8f0;
    --color-text-soft: #9aa0b4;
    --color-text-dim: #5d6478;
    --color-line: rgba(255, 255, 255, 0.08);
    --color-line-strong: rgba(0, 229, 255, 0.32);
    --radius-sm: 0;
    --radius-md: 2px;
    --shadow-glow: 0 0 24px rgba(108, 60, 255, 0.32);
    --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-accent: 0 0 18px rgba(0, 229, 255, 0.18);
    --font-display: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-tech: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.rig-body {
    margin: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% 0%, rgba(108, 60, 255, 0.12), transparent 60%),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(0, 229, 255, 0.08), transparent 60%),
        var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-cn);
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    background-attachment: fixed;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.25;
    letter-spacing: 0.02em;
    margin: 0 0 0.5em;
}

a { color: var(--color-accent); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--color-hot); }

img { max-width: 100%; height: auto; }

/* ============== Shell ============== */
.rig-shell { max-width: 1280px; margin: 0 auto; padding: 0 28px; }

.kicker {
    display: inline-block;
    font-family: var(--font-tech);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--color-accent);
    padding: 4px 0;
    border-top: 1px solid var(--color-line-strong);
    border-bottom: 1px solid var(--color-line-strong);
    margin-bottom: 16px;
}

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-accent);
    color: var(--color-bg);
    padding: 12px 20px;
    z-index: 1000;
    font-family: var(--font-tech);
    font-weight: 700;
    letter-spacing: 0.12em;
}
.skip-link:focus { left: 12px; top: 12px; }

:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* ============== Header ============== */
.rig-header {
    background: rgba(12, 14, 20, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-line);
    position: sticky;
    top: 0;
    z-index: 50;
}

.rig-header > .rig-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-top: 14px;
    padding-bottom: 14px;
}

.brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
}
.brand img { display: block; }
.brand-meta {
    font-family: var(--font-tech);
    font-size: 10px;
    letter-spacing: 0.28em;
    color: var(--color-text-dim);
    text-transform: uppercase;
}

/* 文字 Logo */
.site-logo { display: inline-flex; align-items: center; text-decoration: none; }
.site-logo-text {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 900;
    letter-spacing: 0.06em;
    color: var(--color-text);
    white-space: nowrap;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.menu-trigger {
    display: none;
    background: transparent;
    color: var(--color-accent);
    border: 1px solid var(--color-line-strong);
    padding: 8px 14px;
    font-size: 16px;
    cursor: pointer;
}

.rig-nav { display: flex; gap: 22px; flex-wrap: wrap; align-items: center; }
.rig-nav a {
    font-family: var(--font-tech);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-text-soft);
    padding: 6px 2px;
    border-bottom: 2px solid transparent;
    text-transform: uppercase;
}
.rig-nav a:hover { border-bottom-color: var(--color-accent); color: var(--color-accent); }
.rig-nav a.is-active { color: var(--color-accent); border-bottom-color: var(--color-accent); }

/* 导航下拉 */
.main-menu .dropdown { position: relative; }
.main-menu .dropdown > a { display: inline-flex; align-items: center; gap: 4px; cursor: pointer; }
.main-menu .dropdown .caret {
    width: 0; height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-top: 2px;
}
.main-menu .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 176px;
    max-height: 360px;
    overflow-y: auto;
    background: var(--color-paper);
    border: 1px solid var(--color-line-strong);
    border-top: 2px solid var(--color-accent);
    box-shadow: var(--shadow-card);
    padding: 6px 0;
    margin: 0;
    list-style: none;
    z-index: 60;
}
.main-menu .dropdown:hover .dropdown-menu { display: block; }
.main-menu .dropdown-menu li { margin: 0; }
.main-menu .dropdown-menu li a {
    display: block;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--color-text);
    border-bottom: 0;
    text-transform: none;
    white-space: nowrap;
}
.main-menu .dropdown-menu li a:hover {
    background: rgba(0, 229, 255, 0.1);
    color: var(--color-accent);
}
.main-menu .dropdown-menu li a.is-active {
    background: rgba(0, 229, 255, 0.1);
    color: var(--color-accent);
    box-shadow: inset 2px 0 0 var(--color-accent);
}

.status-bar {
    background: linear-gradient(90deg, rgba(108, 60, 255, 0.18), rgba(0, 229, 255, 0.12));
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}
.status-track {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 28px;
    font-family: var(--font-tech);
    font-size: 12px;
    letter-spacing: 0.12em;
    color: var(--color-text-soft);
    gap: 18px;
    flex-wrap: wrap;
}
.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--color-up);
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.2);
    margin-right: 8px;
    animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.45; }
}
.status-text { color: var(--color-text); }
.status-meta { color: var(--color-accent); }

/* ============== Hero ============== */
.hero-rig {
    padding: 64px 0 56px;
    border-bottom: 1px solid var(--color-line);
    position: relative;
}
.hero-rig::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 229, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    mask-image: linear-gradient(180deg, black 0%, transparent 80%);
    -webkit-mask-image: linear-gradient(180deg, black 0%, transparent 80%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
    align-items: center;
    position: relative;
}

.hero-feature .hero-kicker { margin-bottom: 18px; }

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(34px, 4vw, 52px);
    line-height: 1.12;
    color: var(--color-text);
    margin-bottom: 18px;
    text-shadow: 0 0 24px rgba(108, 60, 255, 0.4);
}

.hero-lead {
    font-family: var(--font-cn);
    font-size: 16px;
    color: var(--color-text-soft);
    max-width: 560px;
    margin-bottom: 28px;
    line-height: 1.85;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-tech);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    border: 1px solid var(--color-accent);
    cursor: pointer;
    transition: all 0.18s ease;
    background: transparent;
}
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-text); box-shadow: var(--shadow-glow); }
.btn-ghost { color: var(--color-accent); }
.btn-ghost:hover { background: var(--color-accent); color: var(--color-bg); }

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    list-style: none;
    padding: 22px 0 0;
    margin: 0;
    border-top: 1px solid var(--color-line);
}
.hero-stats li { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.hero-stats span {
    font-family: var(--font-tech);
    font-size: 10px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text-dim);
}
.hero-stats strong {
    font-family: var(--font-display);
    font-size: 24px;
    color: var(--color-accent);
    font-weight: 900;
    letter-spacing: 0.04em;
}

/* Spec card */
.spec-card {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-top: 2px solid var(--color-accent);
    padding: 26px;
    box-shadow: var(--shadow-card), var(--shadow-accent);
    position: relative;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}
.sc-model {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.32em;
    color: var(--color-hot);
    border: 1px solid var(--color-hot);
    padding: 4px 10px;
    margin-bottom: 14px;
}
.spec-card h2 { font-size: 22px; margin-bottom: 6px; }
.sc-tagline { font-family: var(--font-tech); font-size: 13px; color: var(--color-text-soft); margin-bottom: 16px; letter-spacing: 0.04em; }

.sc-spec { list-style: none; padding: 0; margin: 0 0 18px; }
.sc-spec li {
    display: grid;
    grid-template-columns: 80px 110px 1fr;
    gap: 12px;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-line);
}
.sc-spec li span {
    font-family: var(--font-tech);
    font-size: 12px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-dim);
}
.sc-spec li strong {
    font-family: var(--font-display);
    font-size: 16px;
    color: var(--color-text);
    font-weight: 700;
}
.sc-spec .bar {
    height: 4px;
    background: var(--color-line);
    position: relative;
    overflow: hidden;
    align-self: center;
}
.sc-spec .bar::before {
    content: '';
    position: absolute;
    inset: 0 auto 0 0;
    width: var(--w);
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    box-shadow: 0 0 8px var(--color-accent);
}

.sc-spectrum {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 60px;
    margin-bottom: 18px;
    padding: 6px 0;
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}
.sc-spectrum span {
    flex: 1;
    height: var(--h);
    background: linear-gradient(180deg, var(--color-accent), var(--color-primary));
    opacity: 0.85;
    animation: spectrum 1.8s ease-in-out infinite alternate;
}
.sc-spectrum span:nth-child(2n) { animation-delay: 0.15s; }
.sc-spectrum span:nth-child(3n) { animation-delay: 0.3s; }
.sc-spectrum span:nth-child(4n) { animation-delay: 0.45s; }
@keyframes spectrum {
    from { transform: scaleY(0.7); }
    to { transform: scaleY(1); }
}

.sc-actions { display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.sc-link { font-family: var(--font-tech); font-size: 13px; font-weight: 700; letter-spacing: 0.14em; color: var(--color-accent); text-transform: uppercase; }
.sc-status { font-family: var(--font-tech); font-size: 12px; color: var(--color-text-soft); letter-spacing: 0.12em; }

/* ============== Gear Strip ============== */
.gear-strip { padding: 56px 0; border-bottom: 1px solid var(--color-line); }

.strip-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 14px;
}
.strip-title { font-size: 30px; }
.strip-more {
    font-family: var(--font-tech);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--color-accent);
    text-transform: uppercase;
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 2px;
}

.gear-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.gear-card {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.gear-card:hover { transform: translateY(-4px); border-color: var(--color-accent); box-shadow: var(--shadow-accent); }

.gear-thumb {
    height: 180px;
    background:
        repeating-linear-gradient(45deg, var(--color-paper-alt) 0, var(--color-paper-alt) 14px, var(--color-paper) 14px, var(--color-paper) 28px);
    border-bottom: 1px solid var(--color-line);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.gear-thumb::after {
    content: '\f028';
    font-family: FontAwesome;
    font-size: 64px;
    color: rgba(0, 229, 255, 0.16);
}
.thumb-model {
    position: absolute;
    top: 10px; left: 10px;
    background: var(--color-bg);
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.18em;
    padding: 4px 8px;
    border: 1px solid var(--color-line-strong);
}
.thumb-cat {
    position: absolute;
    top: 10px; right: 10px;
    background: var(--color-primary);
    color: var(--color-text);
    font-family: var(--font-tech);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    padding: 4px 8px;
    text-transform: uppercase;
}

.gear-info { padding: 16px 18px 18px; }
.gear-info h3 { font-size: 18px; line-height: 1.35; margin-bottom: 4px; }
.gear-info p { margin: 0 0 6px; font-size: 13px; color: var(--color-text-soft); }
.gear-spec {
    font-family: var(--font-tech) !important;
    font-size: 12px !important;
    color: var(--color-accent) !important;
    letter-spacing: 0.06em;
    border-top: 1px dashed var(--color-line);
    padding-top: 8px;
    margin-top: 6px !important;
}

/* ============== Home Grid ============== */
.home-grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 48px;
    padding: 56px 0;
}

.block-head { margin-bottom: 28px; }
.block-head h2 { font-size: 26px; }

.note-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
    list-style: none;
    padding: 0;
    margin: 0 0 48px;
}

.note-card {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-left: 3px solid var(--color-primary);
    padding: 22px 24px;
    transition: border-color 0.18s ease, transform 0.18s ease;
    min-width: 0;
}
.note-card:hover { border-left-color: var(--color-accent); transform: translateX(2px); }
.note-cat {
    display: inline-block;
    font-family: var(--font-tech);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 10px;
}
.note-card h3 { font-family: var(--font-cn); font-size: 18px; line-height: 1.4; margin-bottom: 8px; }
.note-card p { font-size: 13px; color: var(--color-text-soft); margin: 0 0 14px; line-height: 1.75; }
.note-foot {
    display: inline-block;
    font-family: var(--font-tech);
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--color-text-dim);
    border-top: 1px dashed var(--color-line);
    padding-top: 10px;
    text-transform: uppercase;
}

.feature-block { margin-bottom: 56px; }
.feature-card {
    background:
        linear-gradient(135deg, var(--color-paper) 0%, var(--color-paper-alt) 100%);
    border: 1px solid var(--color-line);
    border-left: 4px solid var(--color-accent);
    padding: 32px 36px;
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: -20px; right: -20px;
    width: 120px; height: 120px;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.18), transparent 70%);
    pointer-events: none;
}
.feature-tag {
    display: inline-block;
    font-family: var(--font-tech);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.28em;
    color: var(--color-hot);
    margin-bottom: 10px;
    text-transform: uppercase;
}
.feature-card h3 { font-size: 24px; margin-bottom: 14px; }
.feature-card p { font-size: 14px; color: var(--color-text); margin-bottom: 14px; line-height: 1.85; }
.feature-meta { font-family: var(--font-tech) !important; font-size: 12px !important; letter-spacing: 0.18em; color: var(--color-text-dim) !important; text-transform: uppercase; }

.cat-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    list-style: none;
    padding: 0;
    margin: 0;
}
.cat-strip li a {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 14px 16px;
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    font-family: var(--font-cn);
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    transition: all 0.15s ease;
}
.cat-strip li a:hover { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.cs-meta {
    font-family: var(--font-tech) !important;
    font-size: 11px !important;
    font-weight: 400 !important;
    letter-spacing: 0.12em;
    color: var(--color-text-dim);
    text-transform: uppercase;
}
.cat-strip li a:hover .cs-meta { color: rgba(12, 14, 20, 0.7); }

/* ============== Panels (aside) ============== */
.home-aside { display: flex; flex-direction: column; gap: 28px; }

.panel {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    padding: 22px;
}
.panel-head { border-bottom: 1px solid var(--color-line); margin-bottom: 16px; padding-bottom: 14px; }
.panel-head .kicker { margin-bottom: 8px; }
.panel-title { font-size: 18px; }

.panel-more {
    display: inline-block;
    margin-top: 12px;
    font-family: var(--font-tech);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--color-accent);
    text-transform: uppercase;
}

/* Pick list */
.pick-list { list-style: none; padding: 0; margin: 0; }
.pick-list li {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-line);
}
.pick-list li:last-child { border-bottom: 0; }
.pick-tag {
    font-family: var(--font-tech);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-align: center;
    padding: 6px 0;
    align-self: start;
    text-transform: uppercase;
}
.tag-pc { background: var(--color-primary); color: var(--color-text); }
.tag-console { background: var(--color-hot); color: var(--color-text); }
.tag-mobile { background: var(--color-accent); color: var(--color-bg); }
.pick-body h3 { font-family: var(--font-cn); font-size: 14px; line-height: 1.4; margin: 0 0 4px; }
.pick-meta { margin: 0 0 2px; font-size: 12px; color: var(--color-text-soft); }
.pick-spec { margin: 0; font-family: var(--font-tech); font-size: 11px; color: var(--color-accent) !important; letter-spacing: 0.06em; }

/* Spec table */
.spec-table { width: 100%; border-collapse: collapse; font-family: var(--font-tech); font-size: 13px; }
.spec-table th, .spec-table td { padding: 8px 6px; text-align: left; border-bottom: 1px solid var(--color-line); }
.spec-table th { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--color-text-dim); font-weight: 600; }
.spec-table td { color: var(--color-text); }
.spec-table td:nth-child(2), .spec-table td:nth-child(3) { color: var(--color-accent); font-weight: 600; }
.spec-legend { margin-top: 12px; padding-top: 10px; border-top: 1px dashed var(--color-line); }
.spec-legend p { margin: 0 0 4px; font-size: 11px; color: var(--color-text-dim); }

/* Test list */
.test-list { list-style: none; padding: 0; margin: 0; }
.test-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-line);
}
.test-list li:last-child { border-bottom: 0; }
.test-no {
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--color-hot);
}
.test-list h3 { font-family: var(--font-cn); font-size: 15px; margin: 6px 0; line-height: 1.4; }
.test-list p { margin: 0; font-size: 12px; color: var(--color-text-soft); }

/* Setup list */
.setup-list { list-style: none; padding: 0; margin: 0; }
.setup-list li {
    display: grid;
    grid-template-columns: 50px 1fr;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-line);
}
.setup-list li:last-child { border-bottom: 0; }
.setup-step {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 900;
    color: var(--color-accent);
    text-align: center;
    align-self: start;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid var(--color-line-strong);
    padding: 6px 0;
}
.setup-body h3 { font-family: var(--font-cn); font-size: 15px; margin: 0 0 4px; }
.setup-body p { margin: 0; font-size: 12px; color: var(--color-text-soft); }

/* FAQ */
.faq-list { list-style: none; padding: 0; margin: 0; }
.faq-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-line);
}
.faq-list li:last-child { border-bottom: 0; }
.faq-list h3 { font-family: var(--font-cn); font-size: 14px; margin: 0 0 6px; color: var(--color-accent); }
.faq-list p { margin: 0; font-size: 13px; color: var(--color-text-soft); }

/* ============== Page Head ============== */
.page-head-rig {
    padding: 56px 0 36px;
    border-bottom: 1px solid var(--color-line);
    text-align: center;
    position: relative;
    background:
        radial-gradient(ellipse 60% 60% at 50% 0%, rgba(108, 60, 255, 0.18), transparent 60%);
}
.page-head-rig .kicker { margin-bottom: 16px; }
.page-head-rig h1 { font-size: clamp(28px, 3.4vw, 42px); margin-bottom: 12px; }
.page-head-rig p { font-size: 16px; color: var(--color-text-soft); max-width: 720px; margin: 0 auto; }

.cover-meta {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 28px;
    list-style: none;
    padding: 0;
}
.cover-meta li { display: flex; flex-direction: column; gap: 4px; }
.cover-meta span { font-family: var(--font-tech); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-text-dim); }
.cover-meta strong { font-family: var(--font-display); font-size: 24px; color: var(--color-accent); font-weight: 900; }

/* ============== List / Cover Grids ============== */
.cover-grid, .list-grid, .detail-grid, .contact-grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 48px;
    padding: 48px 0;
    align-items: start;
}
.cover-primary, .list-primary, .detail-primary { min-width: 0; }

/* Model list (rows) */
.model-list { list-style: none; padding: 0; margin: 0; }
.model-row {
    display: grid;
    grid-template-columns: 80px 1fr 200px;
    gap: 24px;
    padding: 22px 0;
    border-bottom: 1px solid var(--color-line);
    align-items: start;
    min-width: 0;
}
.ml-tag {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--color-bg);
    background: var(--color-accent);
    text-align: center;
    padding: 8px 0;
    text-transform: uppercase;
}
.ml-body { min-width: 0; }
.ml-body h2 { font-family: var(--font-cn); font-size: 18px; margin-bottom: 6px; }
.ml-meta { font-family: var(--font-tech); font-size: 13px; color: var(--color-accent); margin: 0 0 8px; letter-spacing: 0.04em; }
.ml-desc { font-size: 14px; color: var(--color-text-soft); margin: 0; line-height: 1.75; }
.ml-spec { display: flex; flex-direction: column; gap: 6px; align-items: flex-end; text-align: right; }
.ms-label { font-family: var(--font-tech); font-size: 11px; letter-spacing: 0.18em; color: var(--color-text-dim); text-transform: uppercase; }
.ms-value { font-family: var(--font-display); font-size: 22px; color: var(--color-accent); font-weight: 900; }
.ms-tag {
    display: inline-block;
    font-family: var(--font-tech);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    padding: 3px 10px;
    text-transform: uppercase;
}
.tag-good { background: rgba(74, 222, 128, 0.18); color: var(--color-up); border: 1px solid rgba(74, 222, 128, 0.4); }
.tag-ok { background: rgba(250, 204, 21, 0.18); color: var(--color-warn); border: 1px solid rgba(250, 204, 21, 0.4); }
.tag-warn { background: rgba(255, 91, 58, 0.18); color: var(--color-hot); border: 1px solid rgba(255, 91, 58, 0.4); }

/* Visual grid */
.visual-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    list-style: none;
    padding: 0;
    margin: 0;
}
.visual-card {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.visual-card:hover { transform: translateY(-3px); border-color: var(--color-accent); box-shadow: var(--shadow-accent); }
.visual-thumb {
    height: 160px;
    background:
        repeating-linear-gradient(135deg, var(--color-paper-alt) 0, var(--color-paper-alt) 16px, var(--color-paper) 16px, var(--color-paper) 32px);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--color-line);
}
.visual-thumb::after {
    content: '\f028';
    font-family: FontAwesome;
    font-size: 60px;
    color: rgba(0, 229, 255, 0.16);
}
.visual-thumb .thumb-model {
    position: absolute;
    top: 10px; left: 10px;
    background: var(--color-bg);
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    padding: 4px 8px;
    border: 1px solid var(--color-line-strong);
}
.visual-info { padding: 14px 16px; }
.v-cat {
    display: inline-block;
    font-family: var(--font-tech);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 6px;
}
.visual-info h3 { font-family: var(--font-display); font-size: 16px; margin-bottom: 6px; }
.visual-info p { margin: 0; font-family: var(--font-tech); font-size: 12px; color: var(--color-text-soft); letter-spacing: 0.04em; }

/* Pager */
.pager {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--color-line);
    flex-wrap: wrap;
    gap: 12px;
}
.pager-current { font-family: var(--font-tech); font-size: 13px; letter-spacing: 0.16em; color: var(--color-text-dim); text-transform: uppercase; }
.pager ul { display: flex; gap: 6px; list-style: none; padding: 0; margin: 0; }
.pager ul li a, .pager ul li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border: 1px solid var(--color-line);
    font-family: var(--font-tech);
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-paper);
}
.pager ul li a:hover { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.pager ul li span.active { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.pager ul li span.disabled { color: var(--color-text-dim); }

/* ============== Service list ============== */
.service-list { list-style: none; padding: 0; margin: 0; }
.service-row {
    display: grid;
    grid-template-columns: 80px 1fr 160px;
    gap: 24px;
    padding: 22px 0;
    border-bottom: 1px solid var(--color-line);
    align-items: start;
}
.svc-no {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--color-text);
    background: var(--color-primary);
    text-align: center;
    padding: 8px 0;
    text-transform: uppercase;
}
.svc-body h2 { font-family: var(--font-cn); font-size: 18px; margin-bottom: 6px; }
.svc-body p { font-size: 14px; color: var(--color-text-soft); margin: 0 0 4px; }
.svc-meta { font-family: var(--font-tech) !important; font-size: 12px !important; letter-spacing: 0.14em; color: var(--color-text-dim) !important; text-transform: uppercase; }
.svc-price {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-accent);
    text-align: right;
    align-self: center;
}
.service-note { margin-top: 28px; padding: 14px 16px; background: rgba(250, 204, 21, 0.08); border-left: 3px solid var(--color-warn); font-size: 13px; color: var(--color-text-soft); }

/* ============== Detail / Article ============== */
.gear-article-head { border-bottom: 1px solid var(--color-line); margin-bottom: 28px; padding-bottom: 18px; }
.gear-cat { display: inline-block; font-family: var(--font-tech); font-size: 11px; letter-spacing: 0.24em; color: var(--color-accent); margin-bottom: 10px; text-transform: uppercase; }
.gear-article-head h2 { font-family: var(--font-cn); font-size: 28px; margin-bottom: 6px; }
.gear-meta-line { font-family: var(--font-tech); font-size: 13px; letter-spacing: 0.14em; color: var(--color-text-dim); margin: 0; text-transform: uppercase; }

.spec-block {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-left: 3px solid var(--color-accent);
    padding: 22px 24px;
    margin-bottom: 32px;
}
.spec-block h3 { font-family: var(--font-cn); font-size: 18px; margin-bottom: 14px; }
.spec-block dl {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 10px 18px;
    margin: 0;
}
.spec-block dt { font-family: var(--font-tech); font-size: 12px; letter-spacing: 0.14em; color: var(--color-text-dim); text-transform: uppercase; padding-top: 2px; }
.spec-block dd { margin: 0; font-family: var(--font-tech); font-size: 14px; color: var(--color-text); letter-spacing: 0.04em; }

.gear-body-text h3 { font-family: var(--font-cn); font-size: 20px; margin: 28px 0 10px; padding-bottom: 6px; border-bottom: 1px solid var(--color-line); }
.gear-body-text p { font-size: 15px; line-height: 1.85; color: var(--color-text); margin: 0 0 14px; }
.gear-body-text ul, .gear-body-text ol { padding-left: 22px; margin: 0 0 14px; }
.gear-body-text li { font-size: 15px; line-height: 1.85; color: var(--color-text); margin-bottom: 4px; }

.article-summary {
    background: rgba(108, 60, 255, 0.1);
    border-left: 4px solid var(--color-primary);
    padding: 20px 24px;
    margin: 24px 0 28px;
    font-size: 15px !important;
    color: var(--color-text) !important;
    line-height: 1.85;
}
.article-summary strong { color: var(--color-accent); font-weight: 700; }
.article-summary h3 { font-family: var(--font-cn); font-size: 16px; margin: 0 0 10px; color: var(--color-accent); }
.article-summary blockquote { margin: 0; padding: 0; border-left: 0; font-style: italic; }
.article-summary blockquote p { font-size: 14px; margin: 0 0 8px; color: var(--color-text); }
.article-summary cite { display: block; font-family: var(--font-tech); font-size: 12px; letter-spacing: 0.16em; color: var(--color-text-dim); font-style: normal; text-transform: uppercase; }

.actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    padding: 20px 24px;
    margin: 28px 0;
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-left: 3px solid var(--color-accent);
    flex-wrap: wrap;
}
.ab-score { display: flex; flex-direction: column; gap: 4px; }
.ab-label { font-family: var(--font-tech); font-size: 11px; letter-spacing: 0.2em; color: var(--color-text-dim); text-transform: uppercase; }
.ab-value { font-family: var(--font-display); font-size: 22px; color: var(--color-accent); font-weight: 900; }
.ab-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

.gear-pager {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--color-line);
}
.gear-pager a {
    font-family: var(--font-tech);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--color-accent);
    text-transform: uppercase;
}
.gear-pager a:hover { color: var(--color-hot); }

.page-article { background: var(--color-paper); border: 1px solid var(--color-line); padding: 32px 36px; }
.page-article h2 { font-family: var(--font-cn); font-size: 22px; margin: 28px 0 12px; padding-bottom: 6px; border-bottom: 1px solid var(--color-line); }
.page-article p { font-size: 15px; line-height: 1.85; margin: 0 0 14px; color: var(--color-text); }
.page-article ol, .page-article ul { padding-left: 22px; margin: 0 0 14px; }
.page-article li { font-size: 15px; line-height: 1.85; margin-bottom: 6px; color: var(--color-text); }

/* ============== Contact ============== */
.contact-note {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-left: 4px solid var(--color-accent);
    padding: 28px;
}
.cn-kicker { display: inline-block; font-family: var(--font-tech); font-size: 11px; letter-spacing: 0.24em; color: var(--color-accent); margin-bottom: 12px; text-transform: uppercase; }
.contact-note h2 { font-family: var(--font-cn); font-size: 22px; margin-bottom: 12px; }
.contact-note p { font-size: 14px; color: var(--color-text-soft); margin-bottom: 14px; line-height: 1.85; }
.contact-note ul { padding-left: 20px; margin: 0; }
.contact-note li { font-size: 14px; color: var(--color-text); margin-bottom: 6px; }

.contact-form {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    padding: 28px;
}
.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 16px;
}
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-family: var(--font-tech); font-size: 12px; color: var(--color-text-dim); letter-spacing: 0.12em; text-transform: uppercase; }
.contact-form label.full-row { grid-column: 1 / -1; }
.contact-form input, .contact-form select, .contact-form textarea {
    border: 1px solid var(--color-line);
    background: var(--color-bg);
    padding: 10px 12px;
    font-family: var(--font-cn);
    font-size: 14px;
    color: var(--color-text);
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--color-accent); }
.contact-form .form-actions { display: flex; gap: 12px; margin-top: 16px; }
.contact-form button { background: var(--color-accent); color: var(--color-bg); border: 0; padding: 12px 24px; font-family: var(--font-tech); font-size: 14px; font-weight: 700; letter-spacing: 0.16em; cursor: pointer; text-transform: uppercase; }
.contact-form button[type="reset"] { background: transparent; color: var(--color-text-soft); border: 1px solid var(--color-line); }

/* ============== Search ============== */
.search-box {
    display: flex;
    gap: 0;
    margin-bottom: 28px;
    border: 1px solid var(--color-accent);
    background: var(--color-paper);
}
.search-box input {
    flex: 1;
    min-width: 0;
    border: 0;
    padding: 14px 16px;
    font-family: var(--font-cn);
    font-size: 15px;
    background: transparent;
    color: var(--color-text);
}
.search-box input::placeholder { color: var(--color-text-dim); }
.search-box button {
    background: var(--color-accent);
    color: var(--color-bg);
    border: 0;
    padding: 0 24px;
    font-family: var(--font-tech);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.16em;
    cursor: pointer;
    text-transform: uppercase;
}
.search-box button:hover { background: var(--color-primary); color: var(--color-text); }

.search-tips { margin-bottom: 32px; }
.search-tips h2 { font-family: var(--font-cn); font-size: 18px; margin-bottom: 14px; }
.tip-tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tip-tags li a {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-paper);
    color: var(--color-accent);
    font-family: var(--font-tech);
    font-size: 12px;
    border: 1px solid var(--color-line);
    letter-spacing: 0.08em;
}
.tip-tags li a:hover { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }

.search-results-static h2 { font-family: var(--font-cn); font-size: 18px; margin-bottom: 18px; }
.search-results-static article {
    padding: 18px 0;
    border-bottom: 1px solid var(--color-line);
}
.search-results-static article span {
    font-family: var(--font-tech);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    text-transform: uppercase;
}
.search-results-static article h3 { font-family: var(--font-cn); font-size: 17px; margin: 6px 0; }
.search-results-static article p { margin: 0; font-size: 14px; color: var(--color-text-soft); }

/* ============== Footer ============== */
.rig-footer {
    background: var(--color-paper);
    color: var(--color-text-soft);
    padding: 56px 0 24px;
    margin-top: 56px;
    border-top: 1px solid var(--color-line);
    position: relative;
}
.rig-footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-primary));
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 36px;
}

/* 页脚 flex 一行四栏 */
.footer-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 32px;
}
.footer-col { flex: 1 1 180px; min-width: 170px; }
.footer-col.footer-brand { flex: 1 1 280px; min-width: 240px; }
.footer-col .site-logo-text {
    display: inline-block;
    font-size: 18px;
    margin-bottom: 14px;
    -webkit-text-fill-color: var(--color-text);
    background: none;
    color: var(--color-text);
}
.footer-col h2 {
    font-family: var(--font-display);
    font-size: 18px;
    color: var(--color-accent);
    margin-bottom: 14px;
    letter-spacing: 0.04em;
}
.footer-col p { font-size: 13px; color: var(--color-text-soft); margin: 0 0 8px; line-height: 1.7; }
.footer-col p.muted { color: var(--color-text-dim); font-size: 12px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 6px; }
.footer-col ul li a { color: var(--color-text-soft); font-size: 13px; }
.footer-col ul li a:hover { color: var(--color-accent); }
.footer-grid h2 {
    font-family: var(--font-display);
    font-size: 18px;
    color: var(--color-accent);
    margin-bottom: 14px;
    letter-spacing: 0.04em;
}
.footer-grid p { font-size: 13px; color: var(--color-text-soft); margin: 0 0 8px; line-height: 1.7; }
.footer-grid p.muted { color: var(--color-text-dim); font-size: 12px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid ul li { margin-bottom: 6px; }
.footer-grid ul li a { color: var(--color-text-soft); font-size: 13px; }
.footer-grid ul li a:hover { color: var(--color-accent); }
.footer-grid i { color: var(--color-accent); margin-right: 6px; }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 36px;
    padding-top: 20px;
    border-top: 1px solid var(--color-line);
    font-family: var(--font-tech);
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--color-text-dim);
    flex-wrap: wrap;
    gap: 10px;
    text-transform: uppercase;
}

/* ============== Back to top ============== */
#back-to-top {
    position: fixed;
    right: 28px;
    bottom: 28px;
    width: 44px;
    height: 44px;
    background: var(--color-paper);
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    z-index: 40;
}
#back-to-top.is-visible { opacity: 1; visibility: visible; }
#back-to-top:hover { background: var(--color-accent); color: var(--color-bg); transform: translateY(-3px); box-shadow: var(--shadow-accent); }
#back-to-top { display: flex; align-items: center; justify-content: center; line-height: 1; padding: 0; }
#back-to-top i { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; line-height: 1; }

/* ============== 侧栏：分类树 / 排行 ============== */
.nav-group { padding: 10px 0; border-bottom: 1px solid var(--color-line); }
.nav-group:last-child { border-bottom: 0; }
.nav-group-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    font-family: var(--font-cn);
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text);
}
.nav-group-title:hover { color: var(--color-accent); }
.nav-group-title em {
    font-family: var(--font-tech);
    font-style: normal;
    font-size: 11px;
    color: var(--color-text-dim);
}
.nav-sub { list-style: none; padding: 0; margin: 8px 0 0; display: flex; flex-wrap: wrap; gap: 6px; }
.nav-sub li a {
    display: inline-block;
    font-size: 12px;
    color: var(--color-text-soft);
    border: 1px solid var(--color-line);
    padding: 3px 9px;
}
.nav-sub li a:hover { border-color: var(--color-accent); color: var(--color-accent); }

.rank-list { list-style: none; padding: 0; margin: 0; }
.rank-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-line);
}
.rank-list li:last-child { border-bottom: 0; }
.rank-idx {
    flex: 0 0 20px;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 900;
    line-height: 1.5;
    text-align: center;
    color: var(--color-text-dim);
}
.rank-list li:nth-child(1) .rank-idx { color: var(--color-hot); }
.rank-list li:nth-child(2) .rank-idx { color: var(--color-accent); }
.rank-list li:nth-child(3) .rank-idx { color: var(--color-primary); }
.rank-list li a {
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text-soft);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}
.rank-list li a:hover { color: var(--color-accent); }

/* 列表行 emoji 缩略 */
.ml-tag.ml-emoji {
    font-size: 26px;
    line-height: 1;
    padding: 18px 0;
    background: var(--color-paper-alt);
    color: inherit;
}
.ml-tag img { display: block; width: 100%; height: 72px; object-fit: cover; }

/* ============== 图片/emoji 占位 ============== */
.thumb-emoji {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    line-height: 1;
    filter: drop-shadow(0 4px 14px rgba(0, 0, 0, 0.5));
}
.gear-thumb .thumb-cat { z-index: 1; }
.article-media {
    display: block;
    width: 100%;
    height: 200px;
    margin-bottom: 14px;
    overflow: hidden;
    background: repeating-linear-gradient(45deg, var(--color-paper-alt) 0, var(--color-paper-alt) 14px, var(--color-paper) 14px, var(--color-paper) 28px);
    border: 1px solid var(--color-line);
}
.article-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.article-media .thumb-emoji { position: static; height: 100%; }

/* ============== 卡片截断（等高） ============== */
.gear-info h3, .note-card h3, .pick-body h3, .test-list h3,
.ml-body h2, .ml-desc, .visual-info h3 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}
.note-card p, .gear-info p, .test-list p, .ml-desc { word-break: break-word; }
.ml-desc { -webkit-line-clamp: 3; }

/* ============== Responsive ============== */
@media (max-width: 1100px) {
    .home-grid, .cover-grid, .list-grid, .detail-grid, .contact-grid { grid-template-columns: 1fr; }
    .gear-grid { grid-template-columns: repeat(2, 1fr); }
    .visual-grid { grid-template-columns: repeat(2, 1fr); }
    .note-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-row { gap: 24px; }
    .hero-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
    .rig-shell { padding: 0 18px; }
    .rig-header > .rig-shell { flex-wrap: wrap; }
    .menu-trigger { display: inline-flex; align-items: center; gap: 6px; }
    .rig-nav {
        flex-basis: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.25s ease;
    }
    .rig-nav.is-open { max-height: 900px; overflow-y: auto; }
    .rig-nav a { padding: 10px 0; border-bottom: 1px solid var(--color-line); width: 100%; }
    .main-menu .dropdown { width: 100%; }
    .main-menu .dropdown-menu {
        position: static;
        display: block;
        max-height: none;
        overflow: visible;
        border: 0;
        border-left: 2px solid var(--color-line-strong);
        box-shadow: none;
        background: transparent;
        padding: 0;
        margin: 0 0 0 12px;
    }
    .main-menu .dropdown-menu li a { padding: 6px 10px; }
    .footer-row { flex-direction: column; }
    .footer-col { flex: 1 1 auto; min-width: 0; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .gear-grid, .visual-grid, .note-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .model-row, .service-row { grid-template-columns: 1fr; gap: 8px; }
    .ml-spec, .svc-price { align-items: flex-start; text-align: left; }
    .spec-block dl { grid-template-columns: 100px 1fr; }
    .cat-strip { grid-template-columns: 1fr; }
    .contact-form .form-row { grid-template-columns: 1fr; }
    .strip-head { flex-direction: column; align-items: flex-start; gap: 12px; }
    .cover-meta { flex-wrap: wrap; gap: 20px; }
    .sc-spec li { grid-template-columns: 70px 100px 1fr; }
}