/* =========================================================
   CountryRank — style.css  (Full updated version)
   ========================================================= */

/* ===================== Design Tokens ===================== */
:root {
  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-border: #e3e6ea;
  --color-text: #14171a;
  --color-text-muted: #5b6470;
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #dbeafe;
  --shadow-sm: 0 1px 2px rgba(16,24,40,.06);
  --shadow-md: 0 4px 12px rgba(16,24,40,.08);
  --shadow-lg: 0 12px 32px rgba(16,24,40,.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --header-height: 64px;
  --max-width: 1180px;
  --font-sans: "Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
[data-theme="dark"] {
  --color-bg: #0e1116;
  --color-surface: #161a21;
  --color-border: #262b34;
  --color-text: #f2f4f7;
  --color-text-muted: #9aa3af;
  --color-primary: #5b9dff;
  --color-primary-dark: #3b82f6;
  --color-primary-light: #1c2740;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 4px 14px rgba(0,0,0,.45);
  --shadow-lg: 0 16px 40px rgba(0,0,0,.55);
}

/* ===================== Reset & Base ===================== */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;transition:background .2s ease,color .2s ease}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}

/* Skip link */
.skip-link{position:absolute;left:-999px;top:0;background:var(--color-primary);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:1000}
.skip-link:focus{left:0}

/* ===================== Ad Slots — HIDDEN ===================== */
/* Placeholders kept in HTML for future AdSense — invisible for now */
.ad-slot { display: none !important; }

/* ===================== Header ===================== */
.site-header{position:sticky;top:0;z-index:100;background:var(--color-surface);border-bottom:1px solid var(--color-border);height:var(--header-height)}
.site-header .container{height:100%;display:flex;align-items:center;gap:16px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.1rem;white-space:nowrap}
.logo .logo-mark{display:inline-flex;width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--color-primary),#60a5fa);color:#fff;align-items:center;justify-content:center;font-size:16px}

.main-nav{display:flex;gap:4px;margin-left:8px}
.main-nav a{padding:7px 11px;border-radius:var(--radius-sm);font-size:.88rem;font-weight:600;color:var(--color-text-muted)}
.main-nav a:hover,.main-nav a.active{background:var(--color-primary-light);color:var(--color-primary-dark)}

.header-search{flex:1;max-width:380px;margin-left:auto;position:relative}

/* Theme toggle */
.theme-toggle{border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);width:38px;height:38px;border-radius:50%;cursor:pointer;font-size:17px;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;overflow:hidden}
.theme-toggle:hover{background:var(--color-primary-light)}
.theme-toggle:active{transform:scale(.92)}
[data-theme="dark"] .theme-toggle{background:#1e2530;border-color:#3b4556;color:#fbbf24}

/* Hamburger */
.nav-toggle{display:none;background:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-size:1.2rem;width:36px;height:36px;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;margin-left:4px}
.nav-toggle:hover{background:var(--color-primary-light)}

@media(max-width:760px){
  .nav-toggle{display:flex}
  .main-nav{display:none;flex-direction:column;position:absolute;top:var(--header-height);left:0;right:0;background:var(--color-surface);border-bottom:2px solid var(--color-border);padding:10px 20px 16px;gap:2px;box-shadow:var(--shadow-md);z-index:99}
  .main-nav.open{display:flex}
  .main-nav a{padding:10px 14px;font-size:1rem}
  .header-search{max-width:none}
}

/* ===================== Search ===================== */
.search-box{position:relative}
.search-box input[type="search"]{width:100%;padding:10px 14px 10px 38px;border-radius:999px;border:1px solid var(--color-border);background:var(--color-bg);color:var(--color-text);font-size:.95rem;font-family:inherit}
.search-box input[type="search"]:focus{outline:2px solid var(--color-primary);outline-offset:1px}
.search-box .search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);opacity:.55;pointer-events:none}
.search-suggestions{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);max-height:340px;overflow-y:auto;z-index:200;display:none}
.search-suggestions.open{display:block}
.search-suggestions .suggestion-group-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);padding:10px 14px 4px}
.suggestion-item{display:flex;align-items:center;gap:10px;padding:9px 14px;cursor:pointer;font-size:.92rem}
.suggestion-item:hover,.suggestion-item.active{background:var(--color-primary-light)}
.suggestion-item img.flag-sm{width:22px;height:16px;object-fit:cover;border-radius:3px;border:1px solid var(--color-border)}
.suggestion-empty{padding:16px 14px;color:var(--color-text-muted);font-size:.9rem}

/* ===================== Language Switcher ===================== */
.lang-switcher{position:relative;flex-shrink:0}
.lang-btn{display:flex;align-items:center;gap:5px;height:38px;padding:0 12px;border:1px solid var(--color-border);border-radius:999px;background:var(--color-surface);color:var(--color-text);font-family:inherit;font-size:.82rem;font-weight:700;cursor:pointer;white-space:nowrap}
.lang-btn:hover{background:var(--color-primary-light);border-color:var(--color-primary)}
.lang-code{letter-spacing:.03em}
.lang-dropdown{display:none;position:absolute;top:calc(100% + 8px);right:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:180px;z-index:300;list-style:none;margin:0;padding:6px 0;max-height:360px;overflow-y:auto}
.lang-dropdown.open{display:block}
.lang-dropdown li{display:flex;align-items:center;gap:10px;padding:9px 16px;cursor:pointer;font-size:.9rem;transition:background .1s}
.lang-dropdown li:hover,.lang-dropdown li[aria-selected="true"]{background:var(--color-primary-light)}
.lang-dropdown li[aria-selected="true"]{font-weight:700;color:var(--color-primary-dark)}
@media(max-width:480px){.lang-btn .lang-code{display:none}.lang-btn{padding:0 10px}}

/* ===================== Hero ===================== */
.hero{padding:52px 0 28px;text-align:center}
.hero h1{font-size:clamp(1.8rem,4vw,2.6rem);margin:0 0 12px;font-weight:800;letter-spacing:-.02em}
.hero p.subtitle{color:var(--color-text-muted);font-size:1rem;max-width:540px;margin:0 auto}
@media(max-width:600px){.hero{padding:36px 0 20px}.hero h1{font-size:1.7rem}}

/* ===================== Dual Search Cards ===================== */
.dual-search-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:32px 0}
@media(max-width:720px){.dual-search-grid{grid-template-columns:1fr}}
.dual-search-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column}
.dual-search-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}
.dual-search-icon{font-size:2.2rem;margin-bottom:12px}
.dual-search-card h2{margin:0 0 6px;font-size:1.25rem}
.dual-search-card p{margin:0 0 18px;color:var(--color-text-muted);font-size:.9rem}
.select-label{font-size:.8rem;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px;display:block}
.full-select{width:100%;padding:11px 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);font-family:inherit;font-size:.95rem;cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%235b6470' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.full-select:focus{outline:2px solid var(--color-primary);outline-offset:1px}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--color-primary);color:var(--color-primary);background:transparent;padding:10px 18px;border-radius:999px;font-weight:700;font-size:.9rem;text-align:center;transition:background .15s,color .15s}
.btn-outline:hover{background:var(--color-primary);color:#fff}

/* ===================== Stats Bar ===================== */
.stats-bar{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:14px;margin:32px 0}
.stat-tile{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:20px 16px;text-align:center}
.stat-tile .stat-num{font-size:2rem;font-weight:800;color:var(--color-primary);display:block}
.stat-tile .stat-label{font-size:.82rem;color:var(--color-text-muted);margin-top:4px}

/* ===================== Section / List ===================== */
.section-title{font-size:1.4rem;font-weight:800;margin:36px 0 18px}
.list-toolbar{display:flex;gap:12px;align-items:center;margin:24px 0;flex-wrap:wrap}
.list-toolbar .search-box{flex:1;min-width:220px}
.result-count{color:var(--color-text-muted);font-size:.9rem}
.item-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-bottom:40px}
.item-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:16px;display:flex;align-items:center;gap:12px;box-shadow:var(--shadow-sm);transition:transform .12s ease,box-shadow .12s ease}
.item-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--color-primary)}
.item-card img.flag-md{width:42px;height:30px;object-fit:cover;border-radius:5px;border:1px solid var(--color-border);flex-shrink:0}
.item-card .item-icon{width:42px;height:42px;border-radius:10px;background:var(--color-primary-light);color:var(--color-primary-dark);display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}
.item-card .item-name{font-weight:700;font-size:.95rem}
.item-card .item-meta{font-size:.78rem;color:var(--color-text-muted)}
.letter-heading{font-weight:800;color:var(--color-primary);margin:28px 0 10px;font-size:1rem;letter-spacing:.04em}

/* ===================== Breadcrumb ===================== */
.breadcrumb{font-size:.85rem;color:var(--color-text-muted);margin:18px 0 6px}
.breadcrumb a:hover{color:var(--color-primary)}
.breadcrumb span[aria-hidden]{margin:0 6px}

/* ===================== Detail Header ===================== */
.detail-header{display:flex;align-items:center;gap:18px;margin:14px 0 8px;flex-wrap:wrap}
.detail-header img.flag-lg{width:84px;height:60px;object-fit:cover;border-radius:10px;border:1px solid var(--color-border);box-shadow:var(--shadow-sm)}
.detail-header .detail-icon{width:64px;height:64px;border-radius:14px;background:var(--color-primary-light);color:var(--color-primary-dark);display:flex;align-items:center;justify-content:center;font-size:1.8rem}
.detail-header h1{margin:0;font-size:1.9rem}
.detail-meta{color:var(--color-text-muted);font-size:.88rem;margin:4px 0 0}
.detail-meta a{color:var(--color-primary)}

/* ===================== Info Grid (country facts) ===================== */
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin:24px 0}
.info-tile{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:14px 16px}
.info-tile .label{font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);margin-bottom:4px}
.info-tile .value{font-weight:700;font-size:1rem}

/* ===================== Ranking Table ===================== */
.ranking-table-wrap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
table.ranking-table{width:100%;border-collapse:collapse}
table.ranking-table th,table.ranking-table td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--color-border);font-size:.92rem}
table.ranking-table th{background:var(--color-bg);font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted)}
table.ranking-table thead{display:table-header-group}
table.ranking-table thead tr{position:relative;z-index:2}
table.ranking-table tbody tr{cursor:pointer;transition:background .1s ease}
table.ranking-table tbody tr:hover{background:var(--color-primary-light)}
table.ranking-table tbody tr:last-child td{border-bottom:none}
.rank-cell{font-weight:800;color:var(--color-primary);width:56px}
.rank-cell.top-3{color:#b8860b}
.country-cell{display:flex;align-items:center;gap:10px;font-weight:600}
.score-cell{font-weight:700;text-align:right;white-space:nowrap}

/* Country ranking list on country page */
.ranking-row-link{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 16px;border-bottom:1px solid var(--color-border);cursor:pointer}
.ranking-row-link:last-child{border-bottom:none}
.ranking-row-link:hover{background:var(--color-primary-light)}
.ranking-row-link .cat-name{font-weight:700}
.cat-rank-badge{background:var(--color-primary);color:#fff;border-radius:999px;padding:4px 12px;font-weight:800;font-size:.85rem;white-space:nowrap}

/* ===================== Data Notice ===================== */
.data-notice{background:var(--color-primary-light);color:var(--color-primary-dark);border-radius:var(--radius-md);padding:12px 16px;font-size:.85rem;margin:18px 0}

/* ===================== SEO Content Block ===================== */
.seo-content{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:40px 44px;margin:40px 0;line-height:1.75}
.seo-content h2{margin:0 0 16px;font-size:1.4rem}
.seo-content h3{margin:28px 0 10px;font-size:1.1rem}
.seo-content p{margin:0 0 16px;color:var(--color-text-muted)}
.seo-content p:last-child{margin-bottom:0}
.seo-content ul{margin:0 0 16px;padding-left:22px;color:var(--color-text-muted)}
.seo-content ul li{margin-bottom:6px}
.seo-content a{color:var(--color-primary)}
.seo-content a:hover{text-decoration:underline}
@media(max-width:600px){.seo-content{padding:24px 20px}}

/* ===================== FAQ ===================== */
.faq-section{margin:48px 0 40px}
.faq-group-label{font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);margin:28px 0 12px;font-weight:700}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;transition:border-color .15s ease}
.faq-item:has(.faq-question[aria-expanded="true"]){border-color:var(--color-primary);box-shadow:var(--shadow-sm)}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 20px;background:none;border:none;cursor:pointer;text-align:left;font-family:inherit;font-size:.97rem;font-weight:700;color:var(--color-text)}
.faq-question:hover{background:var(--color-primary-light)}
.faq-chevron{flex-shrink:0;transition:transform .2s ease;color:var(--color-text-muted)}
.faq-question[aria-expanded="true"] .faq-chevron{transform:rotate(180deg);color:var(--color-primary)}
.faq-answer{padding:0 20px 16px;color:var(--color-text-muted);font-size:.93rem;line-height:1.65}
.faq-answer p{margin:0}

/* ===================== Legal Pages ===================== */
.legal-page{max-width:800px;margin:0 auto;padding:40px 20px 60px}
.legal-page h1{font-size:2rem;margin:0 0 8px}
.legal-page .legal-meta{color:var(--color-text-muted);font-size:.85rem;margin-bottom:36px;padding-bottom:20px;border-bottom:1px solid var(--color-border)}
.legal-page h2{font-size:1.2rem;margin:36px 0 12px;color:var(--color-text)}
.legal-page p{color:var(--color-text-muted);line-height:1.75;margin:0 0 16px}
.legal-page ul{color:var(--color-text-muted);line-height:1.75;padding-left:24px;margin:0 0 16px}
.legal-page ul li{margin-bottom:8px}
.legal-page a{color:var(--color-primary)}
.legal-page a:hover{text-decoration:underline}

/* ===================== Contact Page ===================== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin:32px 0}
@media(max-width:700px){.contact-grid{grid-template-columns:1fr}}
.contact-info-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:28px}
.contact-info-card h3{margin:0 0 16px;font-size:1.1rem}
.contact-item{display:flex;align-items:flex-start;gap:12px;margin-bottom:20px}
.contact-item .c-icon{font-size:1.4rem;flex-shrink:0;margin-top:2px}
.contact-item .c-label{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);margin-bottom:2px}
.contact-item .c-value{font-weight:600;font-size:.95rem}
.contact-form-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:28px}
.contact-form-card h3{margin:0 0 20px;font-size:1.1rem}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:11px 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);font-family:inherit;font-size:.95rem}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:2px solid var(--color-primary);outline-offset:1px}
.form-group textarea{resize:vertical;min-height:120px}
.form-success{display:none;background:var(--color-primary-light);color:var(--color-primary-dark);border-radius:var(--radius-md);padding:16px 20px;margin-top:16px;font-weight:600}

/* ===================== Footer ===================== */
.site-footer{border-top:1px solid var(--color-border);margin-top:60px;padding:36px 0;color:var(--color-text-muted);font-size:.85rem}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:24px;margin-bottom:24px}
.footer-grid h4{color:var(--color-text);font-size:.85rem;margin:0 0 10px}
.footer-grid a{display:block;padding:4px 0}
.footer-grid a:hover{color:var(--color-primary)}
.footer-bottom{border-top:1px solid var(--color-border);padding-top:16px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.footer-legal{display:flex;gap:16px;flex-wrap:wrap}
.footer-legal a{color:var(--color-text-muted);font-size:.82rem}
.footer-legal a:hover{color:var(--color-primary)}

/* ===================== Utility ===================== */
.text-center{text-align:center}
.empty-state{text-align:center;padding:60px 20px;color:var(--color-text-muted)}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--color-primary);color:#fff;padding:10px 18px;border-radius:999px;font-weight:700;border:none;cursor:pointer;font-size:.9rem}
.btn:hover{background:var(--color-primary-dark)}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ===================== Responsive 760px ===================== */
.nav-toggle{display:none;background:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-size:1.2rem;width:36px;height:36px;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;margin-left:4px}
.nav-toggle:hover{background:var(--color-primary-light)}

/* ===================== Responsive 600px ===================== */
@media(max-width:600px){
  .detail-header h1{font-size:1.5rem}
  table.ranking-table th,table.ranking-table td{padding:10px 8px;font-size:.85rem}
}

/* ===================== Responsive 480px ===================== */
@media(max-width:480px){
  .ranking-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  table.ranking-table{min-width:360px}
  .detail-header{flex-direction:column;align-items:flex-start;gap:12px}
  .detail-header img.flag-lg{width:64px;height:46px}
  .info-grid{grid-template-columns:1fr 1fr}
  .dual-search-card{padding:22px 18px}
  .list-toolbar{flex-direction:column;align-items:stretch}
  .list-toolbar .search-box{max-width:100%}
  #continent-filter{width:100%}
  .ranking-row-link{flex-direction:column;align-items:flex-start;gap:8px}
  .ranking-row-link .cat-rank-badge{align-self:flex-end}
  .breadcrumb{white-space:normal;line-height:1.8}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* ===================== Responsive 380px ===================== */
@media(max-width:380px){
  .container{padding:0 12px}
  .info-grid{grid-template-columns:1fr}
  .item-grid{grid-template-columns:1fr}
  .detail-header h1{font-size:1.3rem}
  table.ranking-table th,table.ranking-table td{padding:8px 6px;font-size:.8rem}
}

/* ===================== Error Pages (404 / 500) ===================== */
.error-page{max-width:720px;margin:0 auto;padding:64px 20px 60px;text-align:center}
.error-code{font-size:5.5rem;font-weight:800;line-height:1;color:var(--color-primary);letter-spacing:-.03em;opacity:.9}
.error-icon{font-size:3rem;margin:8px 0 20px}
.error-page h1{font-size:1.8rem;margin:0 0 12px}
.error-message{color:var(--color-text-muted);font-size:1rem;line-height:1.6;max-width:480px;margin:0 auto 32px}
.error-search{max-width:480px;margin:0 auto 32px}
.error-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.error-links{border-top:1px solid var(--color-border);padding-top:32px;margin-top:16px}
.error-links h3{font-size:1rem;color:var(--color-text-muted);margin:0 0 18px;text-transform:uppercase;letter-spacing:.04em;font-size:.82rem}
@media(max-width:480px){
  .error-code{font-size:4rem}
  .error-page{padding:40px 16px 40px}
  .error-actions{flex-direction:column;align-items:stretch}
  .error-actions .btn,.error-actions .btn-outline{justify-content:center}
}