/* =======================================================
   主站页面刷新组件
   与 friends/ 页面共享大标题、渐变、卡片和数据面板语言
   ======================================================= */

.page-hero {
    position: relative;
    padding: 132px 0 72px;
    overflow: hidden;
    background:
        radial-gradient(circle at 14% 12%, rgba(77, 107, 254, 0.12), transparent 34%),
        radial-gradient(circle at 88% 24%, rgba(255, 107, 107, 0.08), transparent 30%),
        var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
}

.page-hero::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -80px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: var(--primary-color);
    filter: blur(110px);
    opacity: 0.1;
    pointer-events: none;
}

.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(127, 127, 127, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(127, 127, 127, 0.045) 1px, transparent 1px);
    background-size: 48px 48px;
    opacity: 0.5;
    pointer-events: none;
}

.page-hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.55fr);
    gap: 34px;
    align-items: center;
}

.page-hero-copy {
    min-width: 0;
}

.page-kicker,
.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 10px;
    color: var(--primary-color);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.page-title {
    margin: 0 0 16px;
    color: var(--text-primary);
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.06;
    letter-spacing: -0.03em;
}

.page-title span {
    color: var(--primary-color);
}

.page-lead {
    max-width: 720px;
    margin: 0 0 22px;
    color: var(--text-secondary);
    font-size: clamp(0.98rem, 1.8vw, 1.12rem);
    line-height: 1.85;
}

.page-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.page-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 12px;
    color: var(--text-secondary);
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 999px;
    font-size: 0.78rem;
}

.page-meta i {
    color: var(--primary-color);
}

.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.page-hero-panel {
    position: relative;
    padding: 24px;
    overflow: hidden;
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(14px);
}

.page-hero-panel::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0.85;
}

.page-hero-panel h2 {
    margin: 0 0 6px;
    color: var(--text-primary);
    font-size: 1rem;
}

.page-hero-panel > p {
    margin: 0 0 18px;
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.hero-stat-list {
    display: grid;
    gap: 12px;
}

.hero-stat {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 14px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--border-light);
}

.hero-stat:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.hero-stat strong {
    color: var(--primary-color);
    font-size: 1.55rem;
    line-height: 1;
}

.hero-stat span {
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-align: right;
}

.hero-code {
    margin-top: 18px;
    padding: 12px 14px;
    color: var(--text-secondary);
    background: rgba(127, 127, 127, 0.08);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    font-family: 'Courier New', monospace;
    font-size: 0.76rem;
    line-height: 1.7;
}

.hero-code b {
    color: var(--primary-color);
    font-weight: 600;
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 32px;
}

.section-head > div {
    min-width: 0;
}

.section-head h2 {
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: clamp(1.55rem, 3vw, 2.2rem);
    line-height: 1.25;
}

.section-head p {
    max-width: 680px;
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.8;
}

.section-head .btn {
    flex: 0 0 auto;
}

.stat-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
    margin-bottom: 34px;
}

.stat-card {
    padding: 18px;
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 14px;
}

.stat-card strong {
    display: block;
    margin-bottom: 4px;
    color: var(--primary-color);
    font-size: 1.7rem;
    line-height: 1;
}

.stat-card span {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

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

.spotlight-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 26px;
    overflow: hidden;
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 18px;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.spotlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0.8;
}

.spotlight-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--glow);
}

.spotlight-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    margin-bottom: 16px;
    color: var(--primary-color);
    background: rgba(127, 127, 127, 0.08);
    border: 1px solid var(--border-light);
    border-radius: 13px;
}

.spotlight-card h3 {
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: 1.15rem;
}

.spotlight-card p {
    flex: 1;
    margin: 0 0 16px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.75;
}

.spotlight-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-size: 0.86rem;
    font-weight: 600;
}

.spotlight-link i {
    transition: transform 0.25s ease;
}

.spotlight-link:hover i {
    transform: translateX(4px);
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.capability-card {
    padding: 24px;
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.capability-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
}

.capability-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.capability-top i {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--primary-color);
    background: rgba(127, 127, 127, 0.08);
    border-radius: 11px;
}

.capability-top h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.capability-card p {
    margin: 0 0 14px;
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.7;
}

.meter {
    height: 6px;
    margin-bottom: 8px;
    overflow: hidden;
    background: rgba(127, 127, 127, 0.15);
    border-radius: 999px;
}

.meter span {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: inherit;
}

.meter-label {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.72rem;
}

.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip {
    padding: 6px 11px;
    color: var(--text-secondary);
    background: rgba(127, 127, 127, 0.07);
    border: 1px solid var(--border-light);
    border-radius: 999px;
    font-size: 0.78rem;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 18px;
}

.process-step {
    position: relative;
    padding: 22px;
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 15px;
}

.process-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    margin-bottom: 14px;
    color: var(--bg-primary);
    background: var(--primary-color);
    border-radius: 50%;
    font-size: 0.82rem;
    font-weight: 700;
}

.process-step h3 {
    margin: 0 0 7px;
    color: var(--text-primary);
    font-size: 1rem;
}

.process-step p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.86rem;
    line-height: 1.7;
}

.cta-band {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 28px 32px;
    background:
        linear-gradient(135deg, var(--card-bg), transparent),
        var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 20px;
}

.cta-band h2 {
    margin: 0 0 6px;
    color: var(--text-primary);
    font-size: clamp(1.3rem, 2.6vw, 1.8rem);
}

.cta-band p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.7;
}

.cta-band .btn {
    flex: 0 0 auto;
}

.directory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.directory-card {
    padding: 22px;
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 16px;
}

.directory-card h3 {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 14px;
    color: var(--primary-color);
    font-size: 1rem;
}

.directory-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.directory-links a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 10px;
    color: var(--text-secondary);
    border-radius: 8px;
    font-size: 0.86rem;
    transition: color 0.2s ease, background 0.2s ease;
}

.directory-links a:hover {
    color: var(--primary-color);
    background: rgba(127, 127, 127, 0.07);
}

.directory-links small {
    color: var(--text-secondary);
    font-size: 0.72rem;
    opacity: 0.8;
}

@media (max-width: 900px) {
    .page-hero .container {
        grid-template-columns: 1fr;
    }

    .page-hero-panel {
        max-width: 620px;
    }

    .spotlight-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .page-hero {
        padding: 108px 0 52px;
    }

    .page-title {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }

    .cta-band {
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
    }

    .cta-band .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .page-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .page-actions .btn {
        text-align: center;
    }

    .spotlight-card,
    .capability-card,
    .process-step {
        padding: 20px;
    }
}