@charset "UTF-8";
/* ==========================================================================
   萌翻导航网址发布页 · 全站主样式表
   深色科技风 / 渐变高亮 / 完全响应式 / 关键样式前置
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. 设计变量
   -------------------------------------------------------------------------- */
:root {
    --bg-0: #050810;
    --bg-1: #0a1020;
    --bg-2: #0f172b;
    --panel: rgba(255, 255, 255, 0.045);
    --panel-2: rgba(255, 255, 255, 0.075);
    --line: rgba(120, 160, 255, 0.16);
    --line-strong: rgba(120, 160, 255, 0.34);
    --text: #e9eefb;
    --text-2: #a8b6d4;
    --text-3: #7484a6;
    --c1: #31e1ff;
    --c2: #6f6bff;
    --c3: #ff5ea8;
    --grad: linear-gradient(120deg, #31e1ff 0%, #6f6bff 55%, #ff5ea8 100%);
    --grad-2: linear-gradient(120deg, #31e1ff 0%, #6f6bff 100%);
    --radius: 18px;
    --radius-sm: 12px;
    --shadow: 0 24px 60px -28px rgba(2, 6, 18, 0.95);
    --shadow-hover: 0 30px 70px -26px rgba(49, 225, 255, 0.35);
    --container: 1180px;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --font: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* --------------------------------------------------------------------------
   2. 基础重置
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.75;
    color: var(--text);
    background-color: var(--bg-0);
    background-image:
        radial-gradient(900px 520px at 12% -6%, rgba(49, 225, 255, 0.12), transparent 62%),
        radial-gradient(860px 520px at 92% 4%, rgba(111, 107, 255, 0.16), transparent 60%),
        linear-gradient(180deg, #050810 0%, #070d19 40%, #050810 100%);
    background-attachment: fixed;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 0.6em;
    font-weight: 700;
    line-height: 1.28;
    letter-spacing: -0.01em;
}

p {
    margin: 0 0 1em;
}

a {
    color: var(--c1);
    text-decoration: none;
    transition: color 0.25s var(--ease), opacity 0.25s var(--ease);
}

a:hover {
    color: #8df0ff;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border: 0;
}

ul, ol {
    margin: 0 0 1em;
    padding-left: 1.25em;
}

li {
    margin-bottom: 0.4em;
}

button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
}

:focus-visible {
    outline: 2px solid var(--c1);
    outline-offset: 3px;
    border-radius: 6px;
}

::selection {
    background: rgba(49, 225, 255, 0.28);
    color: #ffffff;
}

/* 无障碍跳过链接 */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 999;
    padding: 12px 20px;
    background: var(--c1);
    color: #041018;
    font-weight: 700;
    border-radius: 0 0 10px 0;
}

.skip-link:focus {
    left: 0;
    color: #041018;
}

/* --------------------------------------------------------------------------
   3. 布局容器与通用板块
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 22px;
}

.section {
    position: relative;
    padding: 92px 0;
}

.section--tight {
    padding: 64px 0;
}

.section--alt {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.028) 0%, rgba(255, 255, 255, 0.008) 100%);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.section__head {
    max-width: 760px;
    margin: 0 auto 52px;
    text-align: center;
}

.section__head--left {
    margin-left: 0;
    text-align: left;
}

.section__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    margin-bottom: 18px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.14em;
    color: var(--c1);
    text-transform: uppercase;
    background: rgba(49, 225, 255, 0.08);
    border: 1px solid rgba(49, 225, 255, 0.26);
    border-radius: 999px;
}

.section__title {
    font-size: clamp(25px, 3.4vw, 40px);
    font-weight: 900;
    margin-bottom: 16px;
}

.section__desc {
    font-size: 16px;
    color: var(--text-2);
    margin-bottom: 0;
}

.grad-text {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.grid {
    display: grid;
    gap: 24px;
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* --------------------------------------------------------------------------
   4. 按钮
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 14px 30px;
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
    border: 1px solid transparent;
    border-radius: 999px;
    cursor: pointer;
    transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease), border-color 0.3s var(--ease), color 0.3s var(--ease);
    white-space: nowrap;
}

.btn--primary {
    color: #03101a;
    background: var(--grad-2);
    box-shadow: 0 16px 34px -16px rgba(49, 225, 255, 0.75);
}

.btn--primary:hover {
    color: #03101a;
    transform: translateY(-3px);
    box-shadow: 0 22px 44px -16px rgba(49, 225, 255, 0.9);
}

.btn--ghost {
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--line-strong);
}

.btn--ghost:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(49, 225, 255, 0.6);
    transform: translateY(-3px);
}

.btn--sm {
    padding: 10px 20px;
    font-size: 14px;
}

.btn--block {
    width: 100%;
}

/* --------------------------------------------------------------------------
   5. 顶部导航
   -------------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 8, 16, 0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: background 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.site-header.is-scrolled {
    background: rgba(4, 7, 14, 0.92);
    border-bottom-color: var(--line);
    box-shadow: 0 14px 34px -22px rgba(0, 0, 0, 0.95);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 72px;
}

.nav__brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
    color: var(--text);
}

.nav__brand:hover {
    color: #ffffff;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    font-size: 18px;
    font-weight: 900;
    color: #041018;
    background: var(--grad);
    border-radius: 12px;
    box-shadow: 0 10px 26px -12px rgba(49, 225, 255, 0.9);
    animation: brandFloat 6s ease-in-out infinite;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-text strong {
    font-size: 16px;
    font-weight: 900;
    letter-spacing: 0.02em;
}

.brand-text span {
    font-size: 11px;
    color: var(--text-3);
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav__menu li {
    margin: 0;
}

.nav__link {
    display: inline-block;
    position: relative;
    padding: 9px 15px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-2);
    border-radius: 999px;
}

.nav__link::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 0;
    height: 2px;
    background: var(--grad-2);
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width 0.3s var(--ease);
}

.nav__link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.05);
}

.nav__link:hover::after,
.nav__link.is-active::after {
    width: 22px;
}

.nav__link.is-active {
    color: var(--c1);
    background: rgba(49, 225, 255, 0.09);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--line-strong);
    border-radius: 12px;
    position: relative;
}

.nav-toggle span {
    position: absolute;
    left: 50%;
    width: 18px;
    height: 2px;
    margin-left: -9px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.3s var(--ease), opacity 0.2s linear;
}

.nav-toggle span:nth-child(1) { top: 15px; }
.nav-toggle span:nth-child(2) { top: 21px; }
.nav-toggle span:nth-child(3) { top: 27px; }

.nav-toggle.is-open span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   6. Hero 主视觉
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    overflow: hidden;
    padding: 74px 0 96px;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.hero__bg::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(120, 160, 255, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 160, 255, 0.055) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(circle at 50% 22%, #000 0%, transparent 76%);
    -webkit-mask-image: radial-gradient(circle at 50% 22%, #000 0%, transparent 76%);
}

.hero__glow {
    position: absolute;
    width: 560px;
    height: 560px;
    border-radius: 50%;
    filter: blur(96px);
    opacity: 0.5;
}

.hero__glow--a {
    top: -180px;
    left: -120px;
    background: radial-gradient(circle, rgba(49, 225, 255, 0.55), transparent 68%);
    animation: glowDrift 14s ease-in-out infinite;
}

.hero__glow--b {
    top: -120px;
    right: -160px;
    background: radial-gradient(circle, rgba(111, 107, 255, 0.6), transparent 68%);
    animation: glowDrift 18s ease-in-out infinite reverse;
}

.hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    align-items: center;
    gap: 48px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 7px 16px;
    margin-bottom: 22px;
    font-size: 13px;
    font-weight: 500;
    color: var(--c1);
    letter-spacing: 0.06em;
    background: rgba(49, 225, 255, 0.08);
    border: 1px solid rgba(49, 225, 255, 0.28);
    border-radius: 999px;
    animation: fadeUp 0.7s var(--ease) both;
}

.eyebrow__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--c1);
    box-shadow: 0 0 0 0 rgba(49, 225, 255, 0.7);
    animation: pulseDot 2.2s infinite;
}

.hero__title {
    font-size: clamp(30px, 4.6vw, 54px);
    font-weight: 900;
    line-height: 1.16;
    margin-bottom: 20px;
    animation: fadeUp 0.8s var(--ease) 0.06s both;
}

.hero__desc {
    max-width: 560px;
    font-size: 17px;
    color: var(--text-2);
    margin-bottom: 30px;
    animation: fadeUp 0.8s var(--ease) 0.14s both;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 34px;
    animation: fadeUp 0.8s var(--ease) 0.22s both;
}

.hero__stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    max-width: 520px;
    animation: fadeUp 0.8s var(--ease) 0.3s both;
}

.stat {
    padding: 16px 18px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.stat:hover {
    border-color: rgba(49, 225, 255, 0.45);
    transform: translateY(-3px);
}

.stat__num {
    display: block;
    font-size: 25px;
    font-weight: 900;
    line-height: 1.2;
    background: var(--grad-2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat__label {
    display: block;
    font-size: 13px;
    color: var(--text-3);
}

/* Hero 右侧线路面板 */
.hero__media {
    position: relative;
    animation: fadeUp 0.9s var(--ease) 0.2s both;
}

.panel {
    position: relative;
    padding: 22px;
    background: linear-gradient(180deg, rgba(18, 26, 46, 0.94) 0%, rgba(9, 14, 26, 0.96) 100%);
    border: 1px solid var(--line-strong);
    border-radius: 22px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.panel::after {
    content: "";
    position: absolute;
    top: 0;
    left: -40%;
    width: 40%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--c1), transparent);
    animation: scanLine 4.5s linear infinite;
}

.panel__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 14px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--line);
    font-size: 13px;
    color: var(--text-3);
}

.panel__title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
    margin: 0;
}

.panel__dots {
    display: inline-flex;
    gap: 6px;
}

.panel__dots i {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
}

.panel__dots i:nth-child(1) { background: #ff5f57; }
.panel__dots i:nth-child(2) { background: #ffbd2e; }
.panel__dots i:nth-child(3) { background: #28c840; }

/* 域名 / 线路列表 */
.domain-list {
    list-style: none;
    margin: 0 0 16px;
    padding: 0;
    display: grid;
    gap: 10px;
}

.domain-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    margin: 0;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    transition: background 0.28s var(--ease), border-color 0.28s var(--ease), transform 0.28s var(--ease);
}

.domain-item:hover {
    background: rgba(49, 225, 255, 0.08);
    border-color: rgba(49, 225, 255, 0.42);
    transform: translateX(4px);
}

.domain-name {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    word-break: break-all;
}

.domain-tag {
    display: inline-block;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 700;
    color: var(--c1);
    background: rgba(49, 225, 255, 0.12);
    border: 1px solid rgba(49, 225, 255, 0.3);
    border-radius: 999px;
}

.domain-tag--warm {
    color: #ffc46b;
    background: rgba(255, 196, 107, 0.12);
    border-color: rgba(255, 196, 107, 0.32);
}

.domain-tag--pink {
    color: var(--c3);
    background: rgba(255, 94, 168, 0.12);
    border-color: rgba(255, 94, 168, 0.32);
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #38e07b;
    box-shadow: 0 0 0 0 rgba(56, 224, 123, 0.6);
    animation: pulseDot 2.4s infinite;
    flex-shrink: 0;
}

.latency {
    font-size: 12px;
    color: #38e07b;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.panel__foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
    font-size: 12px;
    color: var(--text-3);
}

/* --------------------------------------------------------------------------
   7. 卡片通用
   -------------------------------------------------------------------------- */
.feature-card,
.service-card,
.value-card,
.contact-card,
.post-card,
.aside-card {
    position: relative;
    padding: 28px 26px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: transform 0.38s var(--ease), border-color 0.38s var(--ease), background 0.38s var(--ease), box-shadow 0.38s var(--ease);
    overflow: hidden;
}

.feature-card::before,
.service-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(320px 160px at 20% 0%, rgba(49, 225, 255, 0.16), transparent 70%);
    opacity: 0;
    transition: opacity 0.42s var(--ease);
    pointer-events: none;
}

.feature-card:hover,
.service-card:hover,
.post-card:hover,
.contact-card:hover,
.value-card:hover {
    transform: translateY(-6px);
    border-color: rgba(49, 225, 255, 0.42);
    background: var(--panel-2);
    box-shadow: var(--shadow-hover);
}

.feature-card:hover::before,
.service-card:hover::before {
    opacity: 1;
}

.feature-card h3,
.service-card h3 {
    position: relative;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card p,
.service-card p {
    position: relative;
    margin: 0;
    font-size: 14.5px;
    color: var(--text-2);
}

.feature-icon {
    position: relative;
    display: grid;
    place-items: center;
    width: 50px;
    height: 50px;
    margin-bottom: 18px;
    font-size: 22px;
    color: var(--c1);
    background: rgba(49, 225, 255, 0.1);
    border: 1px solid rgba(49, 225, 255, 0.28);
    border-radius: 14px;
    transition: transform 0.4s var(--ease), background 0.4s var(--ease);
}

.feature-card:hover .feature-icon,
.service-card:hover .feature-icon {
    transform: rotate(-8deg) scale(1.06);
    background: rgba(49, 225, 255, 0.18);
}

.service-card__no {
    position: absolute;
    top: 18px;
    right: 22px;
    font-size: 40px;
    font-weight: 900;
    line-height: 1;
    color: rgba(255, 255, 255, 0.06);
}

/* --------------------------------------------------------------------------
   8. 详细内容区 / 富文本
   -------------------------------------------------------------------------- */
.split {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 52px;
    align-items: center;
}

.split__media {
    position: relative;
}

.split__media img {
    width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--line-strong);
    box-shadow: var(--shadow);
    transition: transform 0.6s var(--ease);
}

.split__media:hover img {
    transform: scale(1.015);
}

.split__badge {
    position: absolute;
    right: -14px;
    bottom: -14px;
    padding: 14px 20px;
    background: linear-gradient(135deg, rgba(12, 20, 38, 0.98), rgba(9, 14, 26, 0.98));
    border: 1px solid rgba(49, 225, 255, 0.42);
    border-radius: 14px;
    box-shadow: var(--shadow);
    font-size: 13px;
    color: var(--text-2);
    animation: floatY 5.5s ease-in-out infinite;
}

.split__badge strong {
    display: block;
    font-size: 21px;
    font-weight: 900;
    color: var(--c1);
}

.check-list {
    list-style: none;
    margin: 0 0 26px;
    padding: 0;
    display: grid;
    gap: 12px;
}

.check-list li {
    position: relative;
    padding-left: 32px;
    margin: 0;
    font-size: 15px;
    color: var(--text-2);
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 1px;
    display: grid;
    place-items: center;
    width: 21px;
    height: 21px;
    font-size: 12px;
    font-weight: 700;
    color: #041018;
    background: var(--grad-2);
    border-radius: 50%;
}

.check-list strong {
    color: var(--text);
}

/* 时间线 */
.timeline {
    position: relative;
    list-style: none;
    margin: 0;
    padding: 0 0 0 30px;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 7px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: linear-gradient(180deg, var(--c1), var(--c2), transparent);
}

.timeline__item {
    position: relative;
    margin: 0 0 28px;
}

.timeline__item::before {
    content: "";
    position: absolute;
    left: -30px;
    top: 8px;
    width: 16px;
    height: 16px;
    background: var(--bg-1);
    border: 2px solid var(--c1);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(49, 225, 255, 0.12);
}

.timeline__item time {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--c1);
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}

.timeline__item h3 {
    font-size: 17px;
    margin-bottom: 6px;
}

.timeline__item p {
    margin: 0;
    font-size: 14.5px;
    color: var(--text-2);
}

/* 数据条 */
.bars {
    display: grid;
    gap: 18px;
}

.bar__top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--text-2);
}

.bar__top strong {
    color: var(--c1);
    font-size: 15px;
}

.bar__track {
    height: 8px;
    background: rgba(255, 255, 255, 0.07);
    border-radius: 999px;
    overflow: hidden;
}

.bar__fill {
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: var(--grad-2);
    transition: width 1.4s var(--ease);
}

/* --------------------------------------------------------------------------
   9. FAQ 手风琴
   -------------------------------------------------------------------------- */
.faq {
    max-width: 880px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
}

.faq-item {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.faq-item.is-open {
    border-color: rgba(49, 225, 255, 0.45);
    background: var(--panel-2);
}

.faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    padding: 20px 24px;
    text-align: left;
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    background: none;
    border: 0;
    transition: color 0.25s var(--ease);
}

.faq-q:hover {
    color: var(--c1);
}

.faq-icon {
    position: relative;
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    transition: transform 0.35s var(--ease), background 0.3s var(--ease);
}

.faq-icon::before,
.faq-icon::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 11px;
    height: 2px;
    margin: -1px 0 0 -5.5px;
    background: var(--c1);
    border-radius: 2px;
}

.faq-icon::after {
    transform: rotate(90deg);
    transition: transform 0.35s var(--ease), opacity 0.25s linear;
}

.faq-item.is-open .faq-icon {
    background: rgba(49, 225, 255, 0.12);
    transform: rotate(180deg);
}

.faq-item.is-open .faq-icon::after {
    opacity: 0;
    transform: rotate(0deg);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.45s var(--ease);
}

.faq-a__inner {
    padding: 0 24px 22px;
    font-size: 15px;
    color: var(--text-2);
}

.faq-a__inner p:last-child {
    margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   10. CTA
   -------------------------------------------------------------------------- */
.cta {
    position: relative;
    padding: 0;
    overflow: hidden;
}

.cta__inner {
    position: relative;
    padding: 66px 48px;
    text-align: center;
    background:
        radial-gradient(600px 300px at 20% 0%, rgba(49, 225, 255, 0.18), transparent 68%),
        radial-gradient(600px 300px at 82% 100%, rgba(255, 94, 168, 0.16), transparent 68%),
        linear-gradient(135deg, rgba(18, 26, 48, 0.96), rgba(9, 14, 26, 0.98));
    border: 1px solid rgba(49, 225, 255, 0.26);
    border-radius: 26px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.cta__inner::before {
    content: "";
    position: absolute;
    inset: -60% -10% auto;
    height: 220%;
    background: conic-gradient(from 0deg, transparent 0deg, rgba(49, 225, 255, 0.14) 60deg, transparent 140deg, rgba(111, 107, 255, 0.14) 220deg, transparent 300deg);
    animation: spinSlow 26s linear infinite;
    pointer-events: none;
}

.cta__inner > * {
    position: relative;
    z-index: 1;
}

.cta h2 {
    font-size: clamp(24px, 3.2vw, 36px);
    font-weight: 900;
    margin-bottom: 14px;
}

.cta p {
    max-width: 620px;
    margin: 0 auto 28px;
    color: var(--text-2);
    font-size: 16px;
}

.cta__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
}

.cta__note {
    margin: 22px 0 0;
    font-size: 13px;
    color: var(--text-3);
}

/* --------------------------------------------------------------------------
   11. 页脚
   -------------------------------------------------------------------------- */
.site-footer {
    position: relative;
    padding: 62px 0 26px;
    background: linear-gradient(180deg, rgba(6, 10, 20, 0.4), rgba(4, 7, 14, 0.96));
    border-top: 1px solid var(--line);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 38px;
    padding-bottom: 38px;
}

.footer__brand .nav__brand {
    margin-bottom: 14px;
}

.footer__brand p {
    font-size: 14px;
    color: var(--text-2);
    max-width: 330px;
}

.footer__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.footer__badges span {
    padding: 4px 11px;
    font-size: 12px;
    color: var(--text-3);
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid var(--line);
    border-radius: 999px;
}

.footer__title {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text);
}

.footer__links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.footer__links li {
    margin: 0;
}

.footer__links a {
    font-size: 14px;
    color: var(--text-2);
}

.footer__links a:hover {
    color: var(--c1);
    padding-left: 3px;
}

.footer__bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
    font-size: 13px;
    color: var(--text-3);
}

.footer__bottom p {
    margin: 0;
}

/* --------------------------------------------------------------------------
   12. 文章列表与详情
   -------------------------------------------------------------------------- */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 13px;
    color: var(--text-3);
}

.breadcrumb li {
    margin: 0;
}

.breadcrumb li + li::before {
    content: "/";
    margin-right: 8px;
    color: var(--text-3);
}

.breadcrumb a {
    color: var(--text-2);
}

.breadcrumb a:hover {
    color: var(--c1);
}

.post-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.post-card {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}

.post-card__media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-2);
}

.post-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease);
}

.post-card:hover .post-card__media img {
    transform: scale(1.06);
}

.post-card__body {
    padding: 24px 26px 26px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.post-card__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 12.5px;
    color: var(--text-3);
}

.tag {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 700;
    color: var(--c1);
    background: rgba(49, 225, 255, 0.1);
    border: 1px solid rgba(49, 225, 255, 0.3);
    border-radius: 999px;
}

.post-card__title {
    font-size: 19px;
    margin-bottom: 10px;
}

.post-card__title a {
    color: var(--text);
}

.post-card__title a:hover {
    color: var(--c1);
}

.post-card__excerpt {
    font-size: 14.5px;
    color: var(--text-2);
    margin-bottom: 18px;
    flex: 1;
}

.post-card__more {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 14px;
    font-weight: 700;
    color: var(--c1);
}

.post-card__more::after {
    content: "→";
    transition: transform 0.3s var(--ease);
}

.post-card:hover .post-card__more::after {
    transform: translateX(5px);
}

/* 详情页布局 */
.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 40px;
    align-items: start;
}

.post-body {
    padding: 36px 38px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.post-body h2 {
    font-size: 23px;
    margin: 34px 0 14px;
    padding-left: 14px;
    border-left: 3px solid var(--c1);
    line-height: 1.4;
}

.post-body h2:first-child {
    margin-top: 0;
}

.post-body h3 {
    font-size: 17px;
    margin: 24px 0 10px;
    color: var(--text);
}

.post-body p {
    font-size: 15.5px;
    color: var(--text-2);
    line-height: 1.9;
}

.post-body ul,
.post-body ol {
    color: var(--text-2);
    font-size: 15.5px;
}

.post-body strong {
    color: var(--text);
}

.post-body img {
    width: 100%;
    margin: 22px 0;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
}

.post-body blockquote {
    margin: 22px 0;
    padding: 16px 22px;
    background: rgba(49, 225, 255, 0.06);
    border-left: 3px solid var(--c1);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--text-2);
    font-size: 15px;
}

.post-body blockquote p:last-child {
    margin-bottom: 0;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    padding-bottom: 22px;
    margin-bottom: 26px;
    border-bottom: 1px solid var(--line);
    font-size: 13.5px;
    color: var(--text-3);
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.post-hero {
    width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--line-strong);
    margin-bottom: 26px;
}

.aside-card + .aside-card {
    margin-top: 20px;
}

.aside-card h3 {
    font-size: 16px;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
}

.aside-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 12px;
}

.aside-links li {
    margin: 0;
}

.aside-links a {
    display: block;
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
}

.aside-links a:hover {
    color: var(--c1);
}

.aside-links span {
    display: block;
    font-size: 12px;
    color: var(--text-3);
}

/* --------------------------------------------------------------------------
   13. 联系页表单
   -------------------------------------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 0.92fr 1.08fr;
    gap: 40px;
    align-items: start;
}

.form {
    padding: 32px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.field {
    margin-bottom: 18px;
}

.field label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-2);
}

.field input,
.field select,
.field textarea {
    width: 100%;
    padding: 13px 15px;
    font-family: inherit;
    font-size: 15px;
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-sm);
    transition: border-color 0.28s var(--ease), background 0.28s var(--ease), box-shadow 0.28s var(--ease);
}

.field textarea {
    min-height: 132px;
    resize: vertical;
    line-height: 1.7;
}

.field input::placeholder,
.field textarea::placeholder {
    color: var(--text-3);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--c1);
    background: rgba(49, 225, 255, 0.05);
    box-shadow: 0 0 0 4px rgba(49, 225, 255, 0.12);
}

.field select option {
    background: #0b1424;
    color: var(--text);
}

.form-note {
    margin: 14px 0 0;
    font-size: 12.5px;
    color: var(--text-3);
}

.form-status {
    display: none;
    margin-top: 16px;
    padding: 12px 16px;
    font-size: 14px;
    color: #38e07b;
    background: rgba(56, 224, 123, 0.1);
    border: 1px solid rgba(56, 224, 123, 0.35);
    border-radius: var(--radius-sm);
}

.form-status.is-visible {
    display: block;
    animation: fadeUp 0.45s var(--ease) both;
}

.contact-card h3 {
    font-size: 17px;
    margin-bottom: 8px;
}

.contact-card p {
    margin: 0;
    font-size: 14px;
    color: var(--text-2);
}

.contact-card__value {
    display: block;
    margin-top: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--c1);
    word-break: break-all;
}

.notice {
    display: flex;
    gap: 14px;
    padding: 20px 24px;
    margin-top: 26px;
    background: rgba(255, 196, 107, 0.07);
    border: 1px solid rgba(255, 196, 107, 0.3);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-2);
}

.notice strong {
    color: #ffc46b;
}

.map-placeholder {
    position: relative;
    margin-top: 26px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--line-strong);
}

.map-placeholder img {
    width: 100%;
    aspect-ratio: 21 / 9;
    object-fit: cover;
    opacity: 0.82;
}

.map-placeholder figcaption {
    position: absolute;
    left: 18px;
    bottom: 16px;
    padding: 8px 14px;
    font-size: 13px;
    color: var(--text);
    background: rgba(5, 8, 16, 0.82);
    border: 1px solid var(--line);
    border-radius: 999px;
}

/* --------------------------------------------------------------------------
   14. 产品/套餐
   -------------------------------------------------------------------------- */
.plan {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 30px 26px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: transform 0.38s var(--ease), border-color 0.38s var(--ease), box-shadow 0.38s var(--ease);
}

.plan:hover {
    transform: translateY(-6px);
    border-color: rgba(49, 225, 255, 0.42);
    box-shadow: var(--shadow-hover);
}

.plan--featured {
    background: linear-gradient(180deg, rgba(49, 225, 255, 0.1), rgba(255, 255, 255, 0.03));
    border-color: rgba(49, 225, 255, 0.5);
}

.plan__flag {
    position: absolute;
    top: -13px;
    left: 24px;
    padding: 4px 14px;
    font-size: 12px;
    font-weight: 700;
    color: #03101a;
    background: var(--grad-2);
    border-radius: 999px;
}

.plan h3 {
    font-size: 18px;
    margin-bottom: 6px;
}

.plan__sub {
    font-size: 13px;
    color: var(--text-3);
    margin-bottom: 18px;
}

.plan__price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
}

.plan__price strong {
    font-size: 34px;
    font-weight: 900;
    line-height: 1;
    background: var(--grad-2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.plan__price span {
    font-size: 13px;
    color: var(--text-3);
}

.plan .check-list {
    flex: 1;
}

.plan .check-list li {
    font-size: 14px;
}

/* --------------------------------------------------------------------------
   15. 动画
   -------------------------------------------------------------------------- */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(22px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes brandFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-3px) rotate(-4deg); }
}

@keyframes pulseDot {
    0% { box-shadow: 0 0 0 0 rgba(49, 225, 255, 0.6); }
    70% { box-shadow: 0 0 0 9px rgba(49, 225, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(49, 225, 255, 0); }
}

@keyframes glowDrift {
    0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
    50% { transform: translate3d(30px, 26px, 0) scale(1.08); }
}

@keyframes scanLine {
    0% { left: -40%; }
    100% { left: 120%; }
}

@keyframes spinSlow {
    to { transform: rotate(360deg); }
}

/* 滚动渐入 */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
    will-change: opacity, transform;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal--d1 { transition-delay: 0.08s; }
.reveal--d2 { transition-delay: 0.16s; }
.reveal--d3 { transition-delay: 0.24s; }
.reveal--d4 { transition-delay: 0.32s; }

/* 回到顶部 */
.back-to-top {
    position: fixed;
    right: 22px;
    bottom: 26px;
    z-index: 90;
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    font-size: 18px;
    color: #03101a;
    background: var(--grad-2);
    border: 0;
    border-radius: 50%;
    box-shadow: 0 16px 34px -14px rgba(49, 225, 255, 0.8);
    opacity: 0;
    visibility: hidden;
    transform: translateY(14px);
    transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), visibility 0.35s;
}

.back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px) scale(1.05);
}

/* --------------------------------------------------------------------------
   16. 响应式
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
    .footer__grid {
        grid-template-columns: 1.4fr 1fr 1fr;
    }
    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .hero__inner {
        gap: 36px;
    }
}

@media (max-width: 920px) {
    .nav-toggle {
        display: block;
    }

    .nav__menu {
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 14px 18px 20px;
        background: rgba(6, 10, 20, 0.98);
        border-bottom: 1px solid var(--line);
        box-shadow: 0 22px 46px -24px rgba(0, 0, 0, 0.95);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        transition: max-height 0.4s var(--ease), opacity 0.3s var(--ease), visibility 0.3s;
    }

    .nav__menu.is-open {
        max-height: 460px;
        opacity: 1;
        visibility: visible;
    }

    .nav__link {
        display: block;
        padding: 13px 16px;
        border-radius: var(--radius-sm);
    }

    .nav__link::after {
        display: none;
    }

    .site-header .nav {
        position: relative;
    }

    .hero {
        padding: 54px 0 70px;
    }

    .hero__inner {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero__media {
        order: -1;
    }

    .split {
        grid-template-columns: minmax(0, 1fr);
        gap: 32px;
    }

    .article-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .contact-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .post-list {
        grid-template-columns: minmax(0, 1fr);
    }

    .cta__inner {
        padding: 48px 26px;
    }

    .section {
        padding: 68px 0;
    }
}

@media (max-width: 680px) {
    body {
        font-size: 15.5px;
    }

    .hero__stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: minmax(0, 1fr);
    }

    .form-row {
        grid-template-columns: minmax(0, 1fr);
        gap: 0;
    }

    .footer__grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 28px;
    }

    .post-body,
    .form {
        padding: 24px 20px;
    }

    .hero__actions .btn,
    .cta__actions .btn {
        flex: 1 1 auto;
    }

    .split__badge {
        right: 10px;
        bottom: -10px;
        padding: 10px 14px;
        font-size: 12px;
    }

    .brand-text span {
        display: none;
    }

    .section__head {
        margin-bottom: 36px;
    }

    .faq-q {
        padding: 16px 18px;
        font-size: 15px;
    }

    .faq-a__inner {
        padding: 0 18px 18px;
    }
}

@media (max-width: 420px) {
    .nav__actions .btn {
        display: none;
    }

    .hero__stats {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* 打印 */
@media print {
    body {
        background: #ffffff;
        color: #111111;
    }

    .site-header,
    .back-to-top,
    .cta,
    .site-footer {
        display: none;
    }
}


/* ==========================================================================
   17. 组件补充样式（资讯详情 / 表单别名 / 数据条容器）
   与上方设计变量保持一致，仅补齐语义化结构所需的类
   ========================================================================== */
.hero__content {
    min-width: 0;
    position: relative;
    z-index: 1;
}

.hero--compact {
    padding: 54px 0 70px;
}

.hero--compact .hero__title {
    font-size: clamp(26px, 3.9vw, 44px);
}

.hero--compact .hero__desc {
    margin-bottom: 24px;
}

.split__text {
    min-width: 0;
}

.split__text > .section__title {
    margin-bottom: 16px;
}

.split__text > p {
    color: var(--text-2);
}

/* 数据条容器（.bars > .bar > .bar__top / .bar__track） */
.bar {
    position: relative;
    padding: 0;
}

.bar:last-child {
    margin-bottom: 0;
}

.bars .bar {
    padding-bottom: 0;
}

/* 分类小标签（文章卡片与详情页共用） */
.post-card__cat,
.tag--cat {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 700;
    color: var(--c1);
    background: rgba(49, 225, 255, 0.1);
    border: 1px solid rgba(49, 225, 255, 0.3);
    border-radius: 999px;
}

/* 文章卡片封面（兼容 cover 命名） */
.post-card__cover {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-2);
}

.post-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease);
}

.post-card:hover .post-card__cover img {
    transform: scale(1.06);
}

/* 文章详情双栏布局 */
.post-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 36px;
    align-items: start;
}

.post-article {
    padding: 38px 40px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    min-width: 0;
}

.post-head {
    padding-bottom: 22px;
    margin-bottom: 26px;
    border-bottom: 1px solid var(--line);
}

.post-head h2 {
    margin-bottom: 14px;
    font-size: clamp(22px, 2.6vw, 30px);
    line-height: 1.35;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 18px;
    font-size: 13px;
    color: var(--text-3);
}

.post-meta > span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.post-foot {
    margin-top: 30px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}

.post-foot p {
    margin: 14px 0 0;
    font-size: 13px;
    color: var(--text-3);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.post-tags span {
    display: inline-block;
    padding: 5px 13px;
    font-size: 12.5px;
    color: var(--text-2);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--line);
    border-radius: 999px;
    transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.post-tags span:hover {
    color: var(--c1);
    border-color: rgba(49, 225, 255, 0.45);
}

.post-aside {
    display: grid;
    gap: 20px;
    position: sticky;
    top: 96px;
    min-width: 0;
}

.post-aside .panel {
    padding: 22px;
}

.post-aside .panel p {
    font-size: 14px;
    color: var(--text-2);
}

/* 线路标签的弱化态 */
.domain-tag--muted {
    color: var(--text-3);
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--line);
}

/* 表单类名别名（form__row / form__label / form__input ...） */
.form__row {
    margin-bottom: 18px;
}

.form__label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-2);
}

.form__input {
    width: 100%;
    padding: 13px 15px;
    font-family: inherit;
    font-size: 15px;
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-sm);
    transition: border-color 0.28s var(--ease), background 0.28s var(--ease), box-shadow 0.28s var(--ease);
}

.form__input::placeholder {
    color: var(--text-3);
}

.form__input:focus {
    outline: none;
    border-color: var(--c1);
    background: rgba(49, 225, 255, 0.05);
    box-shadow: 0 0 0 4px rgba(49, 225, 255, 0.12);
}

.form__textarea {
    min-height: 148px;
    resize: vertical;
    line-height: 1.7;
}

select.form__input option {
    background: #0b1424;
    color: var(--text);
}

.form__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 8px;
}

.form__note {
    margin: 16px 0 0;
    font-size: 12.5px;
    color: var(--text-3);
}

.form__note.is-visible {
    color: #38e07b;
}

/* 补充响应式 */
@media (max-width: 1080px) {
    .post-layout {
        grid-template-columns: minmax(0, 1fr) 290px;
        gap: 28px;
    }

    .post-article {
        padding: 30px 28px;
    }
}

@media (max-width: 920px) {
    .post-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .post-aside {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px) {
    .hero--compact {
        padding: 40px 0 54px;
    }

    .post-article {
        padding: 24px 20px;
    }

    .post-aside {
        grid-template-columns: minmax(0, 1fr);
    }

    .form__actions .btn {
        width: 100%;
    }
}