@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

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

:root {
    --canvas:       #f7f7f4;
    --canvas-soft:  #fafaf7;
    --card:         #ffffff;
    --strong:       #e6e5e0;
    --hairline:     #e6e5e0;
    --hairline-soft:#efeee8;
    --hairline-str: #cfcdc4;
    --ink:          #26251e;
    --body:         #5a5852;
    --muted:        #807d72;
    --muted-soft:   #a09c92;
    --primary:      #f54e00;
    --primary-act:  #d04200;
    --on-primary:   #ffffff;
    --success:      #1f8a65;
    --error:        #cf2d56;
    --radius-xs:    4px;
    --radius-sm:    6px;
    --radius-md:    8px;
    --radius-lg:    12px;
    --radius-xl:    16px;
    --radius-pill:  9999px;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background: var(--canvas);
    color: var(--body);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--primary); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
address { font-style: normal; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* NAV */
.site-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    flex-shrink: 0;
}
.logo-mark {
    color: var(--primary);
    font-size: 22px;
    font-weight: 600;
    line-height: 1;
}
.logo-text { color: var(--ink); }
.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-menu > li > a {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    padding: 8px 12px;
    border-radius: var(--radius-md);
    transition: background 0.15s;
    white-space: nowrap;
}
.nav-menu > li > a:hover { background: var(--strong); color: var(--ink); }

.has-dropdown { position: relative; }
.has-dropdown > a::after { content: ' ▾'; font-size: 11px; }
.dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    background: var(--card);
    border: 1px solid var(--hairline-str);
    border-radius: var(--radius-lg);
    min-width: 260px;
    padding: 8px;
    box-shadow: 0 4px 16px rgba(38,37,30,0.08);
    z-index: 200;
}
.has-dropdown:hover .dropdown,
.has-dropdown.open .dropdown { display: block; }
.dropdown li a {
    display: block;
    font-size: 14px;
    font-weight: 400;
    color: var(--body);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
}
.dropdown li a:hover { background: var(--canvas); color: var(--ink); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-md);
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all 0.2s;
}

/* HERO */
.hero {
    padding: 80px 0;
    text-align: center;
    border-bottom: 1px solid var(--hairline);
}
.hero-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--ink);
    background: var(--strong);
    border-radius: var(--radius-pill);
    padding: 4px 12px;
    margin-bottom: 24px;
}
.hero h1 {
    font-size: 56px;
    font-weight: 400;
    letter-spacing: -1.5px;
    color: var(--ink);
    line-height: 1.1;
    max-width: 800px;
    margin: 0 auto 20px;
}
.hero p {
    font-size: 18px;
    color: var(--body);
    max-width: 600px;
    margin: 0 auto 16px;
    line-height: 1.6;
}
.hero-updated {
    font-size: 13px;
    color: var(--muted);
    margin-top: 12px;
}

/* SECTION */
.section {
    padding: 80px 0;
    border-bottom: 1px solid var(--hairline-soft);
}
.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}
.section-title {
    font-size: 36px;
    font-weight: 400;
    letter-spacing: -0.72px;
    color: var(--ink);
    line-height: 1.2;
    margin-bottom: 16px;
}
.section-body {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    max-width: 680px;
}

/* GRID */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

/* CARD */
.card {
    background: var(--card);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: border-color 0.2s;
}
.card:hover { border-color: var(--hairline-str); }
.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    background: var(--strong);
}
.card-meta {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px;
}
.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.3;
    margin-bottom: 8px;
}
.card-body {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
    margin-bottom: 16px;
}
.card-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.card-link::after { content: ' →'; }

/* ARTICLE LAYOUT */
.article-header { padding: 60px 0 40px; border-bottom: 1px solid var(--hairline); }
.article-header .section-label { margin-bottom: 12px; }
.article-header h1 {
    font-size: 42px;
    font-weight: 400;
    letter-spacing: -1px;
    color: var(--ink);
    line-height: 1.15;
    margin-bottom: 16px;
    max-width: 820px;
}
.article-header .lead {
    font-size: 18px;
    color: var(--body);
    line-height: 1.6;
    max-width: 680px;
    margin-bottom: 16px;
}
.article-meta { font-size: 13px; color: var(--muted); }
.article-meta span + span::before { content: ' · '; }
.article-body {
    max-width: 720px;
    padding: 48px 0;
}
.article-body h2 {
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.325px;
    color: var(--ink);
    line-height: 1.25;
    margin: 40px 0 16px;
}
.article-body h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin: 28px 0 12px;
}
.article-body p { font-size: 16px; color: var(--body); line-height: 1.65; margin-bottom: 16px; }
.article-body ul, .article-body ol { margin: 0 0 16px 20px; }
.article-body li { font-size: 16px; color: var(--body); line-height: 1.65; margin-bottom: 6px; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body a { color: var(--primary); text-decoration: underline; text-decoration-color: transparent; text-underline-offset: 2px; }
.article-body a:hover { text-decoration-color: var(--primary); }
.article-img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin: 32px 0;
    border: 1px solid var(--hairline);
}
.article-caption {
    font-size: 13px;
    color: var(--muted);
    margin-top: -24px;
    margin-bottom: 32px;
}
.article-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 48px;
    align-items: start;
}
.article-sidebar { padding-top: 48px; }
.sidebar-box {
    background: var(--card);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}
.sidebar-box h4 {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
}
.sidebar-box ul { list-style: none; }
.sidebar-box li { margin-bottom: 8px; }
.sidebar-box li a { font-size: 14px; color: var(--body); }
.sidebar-box li a:hover { color: var(--primary); }

/* TABLE */
.data-table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14px; }
.data-table th {
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    padding: 10px 12px;
    border-bottom: 2px solid var(--hairline-str);
    background: var(--canvas-soft);
}
.data-table td { padding: 10px 12px; border-bottom: 1px solid var(--hairline); color: var(--body); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--canvas-soft); }

/* BUTTONS */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 500;
    padding: 10px 18px;
    height: 40px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: background 0.15s;
    line-height: 1;
    white-space: nowrap;
}
.btn-primary:hover { background: var(--primary-act); color: var(--on-primary); }
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--card);
    color: var(--ink);
    font-size: 14px;
    font-weight: 500;
    padding: 10px 18px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--hairline-str);
    cursor: pointer;
    transition: border-color 0.15s;
    line-height: 1;
    white-space: nowrap;
}
.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }

/* FORM */
.contact-section { padding: 80px 0; }
.contact-section h2 { font-size: 36px; font-weight: 400; letter-spacing: -0.72px; color: var(--ink); margin-bottom: 8px; }
.contact-section p { font-size: 16px; color: var(--body); margin-bottom: 32px; }
.form-wrap {
    max-width: 560px;
    background: var(--card);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-lg);
    padding: 32px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--ink); margin-bottom: 6px; }
.form-group input,
.form-group textarea {
    width: 100%;
    background: var(--card);
    border: 1px solid var(--hairline-str);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    height: 44px;
    font-size: 16px;
    font-family: inherit;
    color: var(--ink);
    transition: border-color 0.15s;
    outline: none;
}
.form-group textarea { height: 120px; resize: vertical; }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--primary); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted-soft); }
.form-error { display: none; font-size: 13px; color: var(--error); margin-top: 4px; }
.form-group.has-error input,
.form-group.has-error textarea { border-color: var(--error); }
.form-group.has-error .form-error { display: block; }
.form-status { display: none; margin-top: 16px; padding: 12px 16px; border-radius: var(--radius-md); font-size: 14px; font-weight: 500; }
.form-status.success { background: #e8f5f0; color: var(--success); border: 1px solid #b8ddd1; }
.form-loading { display: none; font-size: 14px; color: var(--muted); margin-top: 12px; }

/* INFO BOX */
.info-box {
    background: var(--canvas-soft);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin: 24px 0;
}
.info-box p { font-size: 14px; color: var(--body); margin: 0; }

/* PAGE CONTENT */
.page-header { padding: 60px 0 40px; border-bottom: 1px solid var(--hairline); }
.page-header h1 { font-size: 42px; font-weight: 400; letter-spacing: -1px; color: var(--ink); line-height: 1.15; }
.page-body { max-width: 720px; padding: 48px 0; }
.page-body h2 { font-size: 26px; font-weight: 400; letter-spacing: -0.325px; color: var(--ink); margin: 36px 0 14px; }
.page-body h3 { font-size: 18px; font-weight: 600; color: var(--ink); margin: 24px 0 10px; }
.page-body p { font-size: 16px; color: var(--body); line-height: 1.65; margin-bottom: 16px; }
.page-body ul, .page-body ol { margin: 0 0 16px 20px; }
.page-body li { font-size: 16px; color: var(--body); line-height: 1.65; margin-bottom: 6px; }
.page-body ul { list-style: disc; }
.page-body ol { list-style: decimal; }
.page-body a { color: var(--primary); }

/* BREADCRUMB */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
    padding: 16px 0;
    border-bottom: 1px solid var(--hairline-soft);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span::before { content: '/'; margin-right: 8px; }

/* COOKIE */
.cookie-banner {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: var(--ink);
    color: var(--canvas);
    padding: 16px 24px;
}
.cookie-banner.visible { display: block; }
.cookie-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.cookie-inner p { font-size: 14px; color: var(--canvas); flex: 1; min-width: 240px; }
.cookie-inner a { color: var(--primary); text-decoration: underline; }
.cookie-actions { display: flex; gap: 12px; flex-shrink: 0; }
.cookie-actions .btn-primary { height: 36px; padding: 8px 16px; font-size: 13px; }
.cookie-actions .btn-secondary { height: 36px; padding: 8px 16px; font-size: 13px; background: transparent; color: var(--canvas); border-color: rgba(247,247,244,0.3); }
.cookie-actions .btn-secondary:hover { border-color: var(--canvas); }

/* FOOTER */
.site-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 0 48px;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 40px;
}
.footer-brand { font-size: 18px; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.footer-tagline { font-size: 14px; color: var(--muted); line-height: 1.5; }
.footer-heading { font-size: 11px; font-weight: 600; letter-spacing: 0.88px; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.footer-inner ul li { margin-bottom: 8px; }
.footer-inner ul li a { font-size: 14px; color: var(--body); }
.footer-inner ul li a:hover { color: var(--primary); }
.footer-address { font-size: 14px; color: var(--body); line-height: 1.6; }
.footer-address a { color: var(--primary); }
.footer-bottom {
    max-width: 1200px;
    margin: 32px auto 0;
    padding: 24px 24px 0;
    border-top: 1px solid var(--hairline);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.footer-bottom p { font-size: 13px; color: var(--muted); }

/* RELATED ARTICLES */
.related-section { padding: 60px 0; background: var(--canvas-soft); border-top: 1px solid var(--hairline); }

/* DISCLAIMER */
.disclaimer {
    font-size: 13px;
    color: var(--muted);
    border-top: 1px solid var(--hairline-soft);
    padding-top: 16px;
    margin-top: 32px;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .footer-inner { grid-template-columns: repeat(3, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { padding-top: 0; }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 36px; letter-spacing: -0.8px; }
    .section-title { font-size: 28px; }
    .article-header h1 { font-size: 30px; }
    .nav-menu {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        flex-direction: column;
        align-items: flex-start;
        padding: 12px 24px;
        gap: 4px;
    }
    .nav-menu.open { display: flex; }
    .nav-toggle { display: flex; }
    .has-dropdown .dropdown { position: static; box-shadow: none; border: none; padding: 0 0 0 12px; border-radius: 0; }
    .has-dropdown:hover .dropdown { display: none; }
    .has-dropdown.open .dropdown { display: block; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .cookie-inner { flex-direction: column; gap: 12px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 28px; }
    .hero { padding: 48px 0; }
    .section { padding: 48px 0; }
    .footer-inner { grid-template-columns: 1fr; }
}