/* ================================================
   北浜律师事务所 - 胜诉案例样式
   颜色:#003366 (深蓝), #0066BB (蓝), #F5F7FA (浅灰背景)
   ================================================ */

:root {
    --primary: #003366;
    --primary-light: #0066BB;
    --primary-bg: #E6F0FA;
    --bg: #F5F7FA;
    --text: #2C3E50;
    --text-light: #5A6C7D;
    --border: #E1E8ED;
    --white: #ffffff;
    --win: #E74C3C;
    --win-bg: #FFEBE8;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

/* ============== HEADER ============== */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

.site-header__inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    color: var(--primary);
}

.site-logo img { width: 44px; height: 44px; }

.site-logo span {
    font-size: 16px;
    line-height: 1.2;
}

.site-logo small {
    font-size: 10px;
    font-weight: 400;
    color: var(--text-light);
    letter-spacing: 1px;
}

.site-nav ul {
    display: flex;
    list-style: none;
    gap: 28px;
    align-items: center;
    flex-wrap: wrap;
}

.site-nav a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    padding: 8px 0;
    position: relative;
    transition: color 0.2s;
}

.site-nav a:hover, .site-nav a.active {
    color: var(--primary-light);
}

.site-nav a.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-light);
}

/* ============== PAGE HERO ============== */
.page-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 80px 24px;
    text-align: center;
}

.page-hero__inner { max-width: 900px; margin: 0 auto; }

.page-hero__title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.page-hero__desc {
    font-size: 16px;
    line-height: 1.8;
    opacity: 0.95;
    max-width: 720px;
    margin: 0 auto;
}

.page-hero--case-detail {
    text-align: left;
    padding: 64px 24px;
}

.page-hero--case-detail .page-hero__inner { text-align: left; }

.case-detail__tags {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.case-detail__tags span {
    background: rgba(255,255,255,0.2);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 13px;
    backdrop-filter: blur(8px);
}

.case-detail__hero-meta {
    margin-top: 24px;
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
    font-size: 14px;
    background: rgba(255,255,255,0.1);
    padding: 16px 24px;
    border-radius: 8px;
    backdrop-filter: blur(8px);
}

.case-detail__hero-meta strong { color: rgba(255,255,255,0.7); font-weight: 500; margin-right: 4px; }
.case-detail__hero-meta em.result-win { color: #FFD700; font-style: normal; font-weight: 700; }

/* ============== BREADCRUMB ============== */
.breadcrumb {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.breadcrumb__inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 12px 24px;
    font-size: 13px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb a { color: var(--primary-light); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .current { color: var(--text); }

/* ============== CASES GRID ============== */
.cases-section {
    padding: 64px 24px;
    background: var(--bg);
}

.cases-section__inner {
    max-width: 1280px;
    margin: 0 auto;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

.case-card {
    background: var(--white);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border: 1px solid var(--border);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 51, 102, 0.12);
    border-color: var(--primary-light);
}

.case-card__badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--win);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
}

.case-card__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 12px;
    padding-right: 60px;
    line-height: 1.4;
}

.case-card__summary {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
    flex: 1;
    margin-bottom: 16px;
}

.case-card__meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-light);
}

.case-card__tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.case-card__tags span {
    background: var(--primary-bg);
    color: var(--primary);
    padding: 2px 10px;
    border-radius: 3px;
    font-size: 12px;
}

/* ============== CATEGORIES (index page) ============== */
.cats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.cat-card {
    background: var(--white);
    border-radius: 12px;
    padding: 36px 28px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border: 1px solid var(--border);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.cat-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-light);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s;
}

.cat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 51, 102, 0.12);
}

.cat-card:hover::before { transform: scaleX(1); }

.cat-card__icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.cat-card h3 {
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 12px;
}

.cat-card p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
    min-height: 70px;
}

.cat-card__count {
    display: inline-block;
    background: var(--primary-bg);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

/* ============== CASE DETAIL ============== */
.case-detail {
    padding: 64px 24px;
    background: var(--white);
}

.case-detail__inner {
    max-width: 880px;
    margin: 0 auto;
}

.case-section {
    margin-bottom: 48px;
}

.case-section h2 {
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-light);
    position: relative;
}

.case-section p {
    color: var(--text);
    font-size: 15px;
    line-height: 1.9;
    text-align: justify;
}

.case-section--highlight {
    background: linear-gradient(135deg, var(--primary-bg) 0%, #F0F8FF 100%);
    padding: 32px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-light);
}

.case-section--tip {
    background: #FFF8E1;
    padding: 32px;
    border-radius: 8px;
    border-left: 4px solid #FFB300;
}

.case-section--tip h2 { color: #E65100; border-bottom-color: #FFB300; }

.case-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    margin-top: 48px;
}

.case-cta h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.case-cta p {
    font-size: 15px;
    margin-bottom: 24px;
    opacity: 0.95;
}

.btn-primary {
    display: inline-block;
    background: var(--white);
    color: var(--primary);
    padding: 14px 36px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
}

/* ============== RELATED CASES ============== */
.related-cases {
    padding: 64px 24px;
    background: var(--bg);
}

.related-cases__inner {
    max-width: 1280px;
    margin: 0 auto;
}

.related-cases__title {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 32px;
    text-align: center;
}

/* ============== FOOTER ============== */
.site-footer {
    background: var(--primary);
    color: var(--white);
    padding: 48px 24px 24px;
}

.site-footer__inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 48px;
    margin-bottom: 32px;
}

.site-footer__brand img {
    width: 56px;
    height: 56px;
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
}

.site-footer__brand p {
    font-size: 13px;
    line-height: 1.8;
    opacity: 0.85;
}

.site-footer__nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.site-footer__nav h4 {
    font-size: 15px;
    margin-bottom: 16px;
    font-weight: 600;
}

.site-footer__nav ul {
    list-style: none;
}

.site-footer__nav li {
    margin-bottom: 8px;
}

.site-footer__nav a {
    color: rgba(255,255,255,0.8);
    font-size: 13px;
    transition: color 0.2s;
}

.site-footer__nav a:hover { color: var(--white); }

.site-footer__copy {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 12px;
    opacity: 0.6;
}

/* ============== RESPONSIVE ============== */
@media (max-width: 768px) {
    .site-header__inner {
        flex-direction: column;
        gap: 12px;
    }
    .site-nav ul { gap: 16px; font-size: 13px; }
    .page-hero__title { font-size: 32px; }
    .page-hero { padding: 60px 16px; }
    .case-detail__hero-meta { flex-direction: column; gap: 8px; }
    .site-footer__inner { grid-template-columns: 1fr; gap: 24px; }
    .case-section--highlight, .case-section--tip, .case-cta { padding: 24px; }
}