@charset "UTF-8";

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&display=swap');

:root {
    --blog-bg: #f4f7fb;
    --blog-surface: #ffffff;
    --blog-surface-soft: #eef3fb;
    --blog-border: #d8e2f0;
    --blog-text: #0f2438;
    --blog-muted: #4e6177;
    --blog-primary: #0b4f84;
    --blog-primary-strong: #07385e;
    --blog-accent: #d46d13;
    --blog-ok: #0f766e;
    --blog-danger: #b42318;
    --container: 1180px;
    --shadow: 0 16px 36px rgba(15, 36, 56, 0.08);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden;
}

body.blog-modern {
    background:
        radial-gradient(circle at 8% 10%, rgba(11, 79, 132, 0.1), transparent 34%),
        radial-gradient(circle at 92% 8%, rgba(212, 109, 19, 0.1), transparent 28%),
        var(--blog-bg);
    color: var(--blog-text);
    font-family: 'Sora', sans-serif;
    line-height: 1.65;
}

img,
svg,
video,
canvas {
    max-width: 100%;
    height: auto;
}

a {
    color: var(--blog-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--blog-primary);
    color: #fff;
    padding: 0.6rem 0.9rem;
    z-index: 1200;
}

.skip-link:focus {
    left: 0.75rem;
    top: 0.75rem;
}

.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    z-index: 1500;
    background: rgba(255, 255, 255, 0.35);
}

.reading-progress__bar {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, #0b4f84, #d46d13);
    transition: width 0.15s linear;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1100;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid var(--blog-border);
}

.header-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0.72rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.7rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    min-width: 0;
    text-decoration: none;
}

.brand img {
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.brand span {
    color: var(--blog-primary-strong);
    font-size: 0.9rem;
    font-weight: 800;
    line-height: 1.15;
}

.header-nav {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.header-nav a {
    color: var(--blog-primary-strong);
    font-size: 0.88rem;
    font-weight: 700;
    padding: 0.44rem 0.54rem;
    border-radius: 10px;
}

.header-nav a:hover,
.header-nav a[aria-current='page'] {
    background: #e8f1fa;
    text-decoration: none;
}

.site-main {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0.84rem 0.72rem 2.2rem;
}

.hero {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    border: 1px solid #155f99;
    padding: 1.05rem;
    background:
        radial-gradient(circle at 18% 14%, rgba(255, 255, 255, 0.28), transparent 42%),
        linear-gradient(130deg, #083860 0%, #0b4f84 55%, #1273b9 100%);
    color: #ffffff;
    box-shadow: 0 20px 38px rgba(10, 40, 70, 0.22);
}

.hero::after {
    content: '';
    position: absolute;
    inset: -90% -45%;
    background: linear-gradient(110deg, transparent 32%, rgba(255, 255, 255, 0.24) 52%, transparent 68%);
    animation: heroSweep 8s ease-in-out infinite;
    pointer-events: none;
}

.hero-kicker {
    margin: 0;
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.86);
}

.hero h1 {
    margin: 0.5rem 0 0;
    font-size: clamp(1.38rem, 2vw + 0.86rem, 2.34rem);
    line-height: 1.17;
    font-weight: 800;
}

.hero p {
    margin: 0.7rem 0 0;
    color: rgba(255, 255, 255, 0.94);
    font-size: 0.96rem;
}

.hero-meta {
    margin-top: 0.85rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.48rem;
}

.hero-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.16);
    color: #ffffff;
    font-size: 0.79rem;
    font-weight: 700;
    padding: 0.34rem 0.64rem;
}

.toolbar {
    margin-top: 0.95rem;
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 15px;
    padding: 0.78rem;
    box-shadow: var(--shadow);
}

.search-wrap {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border: 1px solid #c7d5e7;
    border-radius: 11px;
    background: #f9fcff;
    padding: 0.52rem 0.66rem;
}

.search-wrap i {
    color: #4d6580;
    font-size: 0.95rem;
}

.search-input {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    color: #1d3650;
    font-size: 0.98rem;
    font-family: 'Sora', sans-serif;
}

.filters {
    margin-top: 0.7rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.44rem;
}

.filter-btn {
    border: 1px solid #c7d5e7;
    border-radius: 999px;
    background: #f7fbff;
    color: #123a5b;
    font-family: 'Sora', sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.36rem 0.67rem;
    cursor: pointer;
}

.filter-btn.active {
    background: #0b4f84;
    color: #fff;
    border-color: #0b4f84;
}

.results-note {
    margin: 0.66rem 0 0;
    color: var(--blog-muted);
    font-size: 0.84rem;
}

.posts-grid {
    margin-top: 1rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.78rem;
}

.post-card {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 16px;
    padding: 0.82rem;
    box-shadow: var(--shadow);
    min-width: 0;
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.post-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 30px rgba(15, 36, 56, 0.12);
}

.post-card.is-hidden {
    display: none;
}

.post-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.55rem;
}

.post-card__category {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.26rem 0.56rem;
    font-size: 0.77rem;
    font-weight: 700;
    background: #e9f3fd;
    color: #0a4b7f;
}

.post-card__time {
    color: #4a647f;
    font-size: 0.79rem;
    font-weight: 700;
}

.post-card h2,
.post-card h3 {
    margin: 0.58rem 0 0;
    font-size: 1.12rem;
    line-height: 1.24;
    color: #092640;
}

.post-card p {
    margin: 0.56rem 0 0;
    color: #2f4962;
    font-size: 0.92rem;
}

.post-card__link {
    margin-top: 0.7rem;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.9rem;
    font-weight: 800;
    color: var(--blog-primary);
}

.section-card {
    margin-top: 1rem;
    border: 1px solid var(--blog-border);
    border-radius: 15px;
    background: var(--blog-surface);
    padding: 0.85rem;
    box-shadow: var(--shadow);
}

.section-card h2 {
    margin: 0;
    font-size: 1.16rem;
    color: #0d3554;
}

.section-card p,
.section-card li {
    color: #27435f;
    font-size: 0.93rem;
}

.cta-box {
    margin-top: 1rem;
    border: 1px solid #d7b489;
    border-radius: 16px;
    background: linear-gradient(145deg, #fff7ee, #fffdf9);
    padding: 0.92rem;
}

.cta-box h2 {
    margin: 0;
    font-size: 1.14rem;
    color: #7e4a12;
}

.cta-box p {
    margin: 0.45rem 0 0;
    color: #68411a;
    font-size: 0.94rem;
}

.btn-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 50px;
    margin-top: 0.7rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(120deg, #0b4f84, #0f6eb4);
    color: #ffffff;
    font-family: 'Sora', sans-serif;
    font-size: 0.95rem;
    font-weight: 800;
    text-decoration: none;
    text-align: center;
    padding: 0.62rem 0.86rem;
}

.btn-main:hover {
    filter: brightness(1.03);
    text-decoration: none;
}

.sources-list {
    margin: 0.5rem 0 0;
    padding-left: 1.05rem;
}

.sources-list li {
    margin-bottom: 0.4rem;
    overflow-wrap: anywhere;
}

/* Post page */
.article-layout {
    margin-top: 0.95rem;
    display: grid;
    gap: 0.85rem;
}

.article {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 16px;
    padding: 0.88rem;
    box-shadow: var(--shadow);
    min-width: 0;
}

.article h1 {
    margin: 0;
    font-size: clamp(1.34rem, 2.6vw, 2.1rem);
    line-height: 1.18;
    color: #0a2d49;
}

.article-meta {
    margin-top: 0.58rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border-radius: 999px;
    border: 1px solid #d4e1f1;
    background: #f5f9ff;
    padding: 0.28rem 0.57rem;
    color: #33516f;
    font-size: 0.77rem;
    font-weight: 700;
}

.article-summary {
    margin-top: 0.82rem;
    border: 1px solid #cfe0f1;
    border-left: 4px solid #0b4f84;
    border-radius: 12px;
    background: #f7fbff;
    padding: 0.76rem;
}

.article-summary h2 {
    margin: 0;
    font-size: 1rem;
    color: #0f3c60;
}

.article-summary p {
    margin: 0.42rem 0 0;
    color: #2d4a66;
    font-size: 0.91rem;
}

.article-content {
    margin-top: 0.88rem;
}

.article-content h2 {
    margin: 1.2rem 0 0.52rem;
    font-size: 1.15rem;
    color: #103c5f;
}

.article-content h3 {
    margin: 0.95rem 0 0.45rem;
    font-size: 1rem;
    color: #164970;
}

.article-content p,
.article-content li,
.article-content td,
.article-content th {
    font-size: 0.95rem;
    color: #1c3b59;
}

.article-content ul,
.article-content ol {
    margin: 0.35rem 0 0.25rem;
    padding-left: 1.1rem;
}

.article-content li {
    margin-bottom: 0.34rem;
}

.article-content blockquote {
    margin: 0.9rem 0;
    border-left: 4px solid #d46d13;
    background: #fff8ef;
    border-radius: 9px;
    padding: 0.7rem 0.76rem;
    color: #714619;
}

.table-wrap {
    margin: 0.74rem 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border: 1px solid #d4e2f1;
    border-radius: 12px;
}

.table-wrap table {
    width: 100%;
    min-width: 560px;
    border-collapse: collapse;
    background: #ffffff;
}

.table-wrap th,
.table-wrap td {
    border-bottom: 1px solid #e0e8f3;
    padding: 0.62rem;
    text-align: left;
}

.table-wrap th {
    font-size: 0.82rem;
    color: #154467;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    background: #f2f7fe;
}

.notice {
    margin: 0.86rem 0;
    border-radius: 12px;
    border: 1px solid #f1d8bd;
    background: #fff8ee;
    padding: 0.68rem 0.72rem;
}

.notice p {
    margin: 0;
    color: #7e4f18;
}

.legal-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.56rem;
}

.legal-item {
    border: 1px solid #d3e2f3;
    border-radius: 12px;
    background: #fbfdff;
    padding: 0.62rem;
}

.legal-item h4 {
    margin: 0;
    font-size: 0.92rem;
    color: #164b73;
}

.legal-item p {
    margin: 0.4rem 0 0;
    color: #2b4a67;
    font-size: 0.9rem;
}

.article-footer-links {
    margin-top: 1rem;
    padding-top: 0.78rem;
    border-top: 1px solid #dde6f3;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.article-footer-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border: 1px solid #c8d9ec;
    border-radius: 999px;
    padding: 0.32rem 0.58rem;
    font-size: 0.82rem;
    font-weight: 700;
    color: #174b74;
    text-decoration: none;
}

.article-sidebar {
    display: grid;
    gap: 0.75rem;
}

.sidebar-card {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 14px;
    padding: 0.76rem;
    box-shadow: var(--shadow);
}

.sidebar-card h3 {
    margin: 0;
    font-size: 0.96rem;
    color: #103f64;
}

.toc-list {
    margin: 0.52rem 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.3rem;
}

.toc-list a {
    display: block;
    border-radius: 9px;
    padding: 0.34rem 0.43rem;
    color: #234866;
    font-size: 0.84rem;
    font-weight: 600;
    text-decoration: none;
}

.toc-list a.active,
.toc-list a:hover {
    background: #edf5ff;
}

.next-links {
    margin-top: 0.95rem;
    display: grid;
    gap: 0.58rem;
}

.next-links a {
    display: block;
    border: 1px solid #d3e2f2;
    border-radius: 12px;
    padding: 0.58rem;
    color: #1a4d76;
    font-size: 0.9rem;
    font-weight: 700;
    background: #f9fcff;
    text-decoration: none;
}

.next-links a:hover {
    background: #eff6ff;
}

.site-footer {
    border-top: 1px solid var(--blog-border);
    margin-top: 1.5rem;
    background: #0f2438;
    color: rgba(255, 255, 255, 0.86);
}

.footer-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 1.1rem 0.72rem;
    display: grid;
    gap: 0.8rem;
}

.footer-brand {
    margin: 0;
    font-size: 1.02rem;
    font-weight: 800;
    color: #ffffff;
}

.footer-inner p {
    margin: 0.3rem 0 0;
    font-size: 0.88rem;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.48rem;
}

.footer-links a {
    color: #d8e7f8;
    font-size: 0.84rem;
}

@media (min-width: 760px) {
    .header-inner {
        padding: 0.82rem 1.15rem;
    }

    .site-main {
        padding: 1.1rem 1.15rem 2.8rem;
    }

    .hero {
        border-radius: 24px;
        padding: 1.35rem;
    }

    .toolbar,
    .post-card,
    .article,
    .sidebar-card {
        border-radius: 18px;
        padding: 1rem;
    }

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

    .article {
        padding: 1.2rem;
    }

    .table-wrap table {
        min-width: 0;
    }
}

@media (min-width: 1024px) {
    .posts-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .article-layout {
        grid-template-columns: minmax(0, 2.1fr) minmax(280px, 0.9fr);
        align-items: start;
    }

    .article-sidebar {
        position: sticky;
        top: 86px;
    }

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

    .footer-inner {
        grid-template-columns: 2fr 1fr;
        align-items: start;
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero::after {
        animation: none;
    }
}

@keyframes heroSweep {
    0%, 70% {
        transform: translateX(-100%);
        opacity: 0;
    }
    78% {
        opacity: 0.6;
    }
    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}