/*
Theme Name: 2026YC World Cup Predictions
Theme URI: https://2026yc.com
Author: 2026YC
Author URI: https://2026yc.com
Description: 2026 FIFA世界杯预测主题 — 48队SVG国旗，SEO深度优化（Google March 2026 Core Update + BING），底部广告系统，一键数据生成。
Version: 2.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: 2026yc
Tags: world-cup, football, dark, sports, one-column, custom-menu
*/

:root{--bg:#0a0c10;--sf:#12151c;--sf2:#1a1e28;--sf3:#222836;--bd:rgba(255,255,255,.06);--tx:#e8eaf0;--dim:#8b90a0;--ac:#e63946;--acg:rgba(230,57,70,.3);--gd:#ffd60a;--bl:#457b9d;--gn:#2ec4b6;--fd:'Oswald',sans-serif;--fb:'Noto Sans SC',system-ui,sans-serif;--fm:'JetBrains Mono',monospace}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--fb);background:var(--bg);color:var(--tx);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}

/* Noise */
body::before{content:'';position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.03'/%3E%3C/svg%3E");pointer-events:none;z-index:9999}

/* Flag */
.yc-flag{display:inline-flex!important;border-radius:3px;overflow:hidden;vertical-align:middle;box-shadow:0 1px 3px rgba(0,0,0,.25);flex-shrink:0}
.yc-flag svg{width:100%;height:100%}

/* Nav */
.yc-nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(10,12,16,.88);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--bd);transition:transform .3s}
.yc-nav__inner{max-width:1280px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.yc-logo{font-family:var(--fd);font-size:1.6rem;font-weight:700;letter-spacing:2px;flex-shrink:0}
.yc-logo__ac{color:var(--ac)}
.yc-nav__menu{display:flex;gap:24px;align-items:center}
.yc-nav__link{font-family:var(--fd);font-size:.8rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;color:var(--dim);transition:color .2s}
.yc-nav__link:hover,.yc-nav__link--active{color:var(--ac)}
.yc-nav__toggle{display:none;background:none;border:none;color:var(--tx);font-size:1.5rem;cursor:pointer;order:3}

/* CTA blink button */
@keyframes ycBlink{0%,100%{opacity:1}50%{opacity:.4}}
.yc-cta-blink{background:var(--ac);color:#fff!important;padding:8px 18px;border-radius:4px;font-family:var(--fd);font-size:.8rem;font-weight:600;letter-spacing:1px;text-transform:uppercase;animation:ycBlink 1.2s ease-in-out infinite;white-space:nowrap;flex-shrink:0}
.yc-cta-blink:hover{background:#c1303c;animation:none}

/* Hero */
.yc-hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden}
.yc-hero__bg{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 40%,rgba(230,57,70,.12) 0%,transparent 60%),radial-gradient(ellipse 60% 50% at 20% 80%,rgba(69,123,157,.08) 0%,transparent 50%),radial-gradient(ellipse 40% 40% at 80% 20%,rgba(255,214,10,.06) 0%,transparent 40%)}
.yc-hero__grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.015) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.015) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 70% 70% at center,black,transparent);-webkit-mask-image:radial-gradient(ellipse 70% 70% at center,black,transparent)}
.yc-hero__content{position:relative;z-index:2;text-align:center;padding:0 24px;max-width:900px}
.yc-hero__badge{display:inline-flex;align-items:center;gap:8px;background:var(--sf2);border:1px solid var(--bd);padding:8px 20px;border-radius:100px;font-size:.8rem;color:var(--dim);font-family:var(--fm);margin-bottom:32px}
.yc-hero__badge-dot{width:8px;height:8px;border-radius:50%;background:var(--gn);animation:ycPulse 2s infinite}
@keyframes ycPulse{0%,100%{opacity:1}50%{opacity:.4}}
.yc-hero__title{font-family:var(--fd);font-size:clamp(3rem,8vw,7rem);font-weight:700;line-height:.95;text-transform:uppercase}
.yc-hero__title-sub{display:block;font-size:.35em;letter-spacing:12px;color:var(--dim);font-weight:400}
.yc-hero__title-ac{color:var(--ac)}
.yc-hero__desc{font-size:clamp(1rem,2vw,1.2rem);color:var(--dim);max-width:600px;margin:24px auto 0;line-height:1.8}

/* Page Hero */
.yc-page-hero{padding:140px 24px 80px;text-align:center;position:relative;overflow:hidden}
.yc-page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 50% at 50% 30%,rgba(230,57,70,.1) 0%,transparent 60%);pointer-events:none}
.yc-page-hero__tag{font-family:var(--fm);font-size:.75rem;color:var(--ac);letter-spacing:3px;text-transform:uppercase;margin-bottom:16px;position:relative}
.yc-page-hero h1{font-family:var(--fd);font-size:clamp(2.5rem,6vw,4.5rem);font-weight:700;text-transform:uppercase;line-height:1;margin-bottom:16px;position:relative}
.yc-page-hero__desc{color:var(--dim);max-width:640px;margin:0 auto;font-size:1.05rem;line-height:1.8;position:relative}

/* Sections */
.yc-container{max-width:1280px;margin:0 auto;padding:0 24px}
.yc-section{padding:80px 0}
.yc-section-header{text-align:center;margin-bottom:56px}
.yc-section-tag{font-family:var(--fm);font-size:.75rem;color:var(--ac);letter-spacing:3px;text-transform:uppercase;margin-bottom:12px}
.yc-section-title{font-family:var(--fd);font-size:clamp(1.8rem,3.5vw,2.8rem);font-weight:700;text-transform:uppercase}
.yc-section-subtitle{color:var(--dim);margin-top:12px;max-width:600px;margin-left:auto;margin-right:auto}

/* Stats */
.yc-stats{display:flex;justify-content:center;gap:48px;flex-wrap:wrap}
.yc-stat__value{font-family:var(--fd);font-size:2.5rem;font-weight:700;color:var(--gd);text-align:center}
.yc-stat__label{font-size:.75rem;text-transform:uppercase;letter-spacing:2px;color:var(--dim);margin-top:4px;text-align:center}

/* Countdown */
.yc-countdown{display:flex;justify-content:center;gap:16px;margin-top:48px;flex-wrap:wrap}
.yc-countdown__item{background:var(--sf);border:1px solid var(--bd);border-radius:8px;padding:16px 20px;min-width:80px;text-align:center}
.yc-countdown__value{font-family:var(--fm);font-size:1.8rem;font-weight:600;color:var(--ac)}
.yc-countdown__label{font-size:.65rem;text-transform:uppercase;letter-spacing:2px;color:var(--dim);margin-top:4px}

/* Card */
.yc-card{background:var(--sf);border:1px solid var(--bd);border-radius:12px;padding:28px 24px;transition:all .35s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}
.yc-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.1);box-shadow:0 20px 60px rgba(0,0,0,.3)}

/* Team Card */
.yc-team-card{background:var(--sf);border:1px solid var(--bd);border-radius:12px;padding:24px;display:flex;align-items:center;gap:16px;transition:all .3s}
.yc-team-card:hover{background:var(--sf2);border-color:rgba(255,255,255,.08);transform:translateX(4px)}
.yc-team-card__name{font-family:var(--fd);font-size:1.1rem;font-weight:600;text-transform:uppercase}
.yc-team-card__name-en{font-family:var(--fm);font-size:.7rem;color:var(--dim)}
.yc-team-card__meta{font-size:.75rem;color:var(--dim);margin-top:2px}
.yc-team-card__star{font-family:var(--fm);font-size:.7rem;color:var(--dim);text-align:right;flex-shrink:0}

/* Odds */
.yc-odds{display:flex;align-items:center;gap:10px}
.yc-odds__track{flex:1;height:4px;background:var(--sf3);border-radius:2px;overflow:hidden}
.yc-odds__fill{height:100%;border-radius:2px;transition:width 1.2s ease-out}
.yc-odds__value{font-family:var(--fm);font-size:.8rem;font-weight:600;color:var(--gd);min-width:36px;text-align:right}

/* Tags */
.yc-tag{display:inline-block;font-size:.6rem;font-family:var(--fm);letter-spacing:1px;text-transform:uppercase;padding:3px 10px;border-radius:100px}
.yc-tag--gn{background:rgba(46,196,182,.12);color:var(--gn)}.yc-tag--gd{background:rgba(255,214,10,.12);color:var(--gd)}.yc-tag--red{background:rgba(230,57,70,.12);color:var(--ac)}.yc-tag--bl{background:rgba(69,123,157,.12);color:var(--bl)}.yc-tag--sv{background:rgba(168,178,209,.12);color:var(--dim)}

/* Group Card */
.yc-group-card{background:var(--sf);border:1px solid var(--bd);border-radius:14px;overflow:hidden;transition:transform .3s,box-shadow .3s}
.yc-group-card:hover{transform:translateY(-3px);box-shadow:0 16px 48px rgba(0,0,0,.25)}
.yc-group-card__head{background:var(--sf2);padding:16px 20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--bd)}
.yc-group-card__letter{font-family:var(--fd);font-size:1.2rem;font-weight:700;letter-spacing:2px}
.yc-group-card__letter em{color:var(--ac);font-style:normal}
.yc-group-team{display:flex;align-items:center;padding:12px 20px;gap:12px;border-bottom:1px solid rgba(255,255,255,.03);transition:background .2s}
.yc-group-team:last-child{border-bottom:none}
.yc-group-team:hover{background:var(--sf2)}
.yc-group-team__pos{font-family:var(--fm);font-size:.7rem;color:var(--dim);width:18px;text-align:center}
.yc-group-team__name{flex:1;font-size:.9rem;font-weight:500}

/* News Card */
.yc-news-card:hover{transform:translateY(-4px);box-shadow:0 20px 60px rgba(0,0,0,.3);border-color:rgba(255,255,255,.1)}
.yc-news-card__img{margin:-28px -24px 20px;border-radius:12px 12px 0 0;overflow:hidden;aspect-ratio:3/2}
.yc-news-card__img img{width:100%;height:100%;object-fit:cover}
.yc-news-card__date{font-family:var(--fm);font-size:.7rem;color:var(--ac);margin-bottom:8px}
.yc-news-card__title{font-family:var(--fd);font-size:1.15rem;font-weight:700;text-transform:uppercase;margin-bottom:8px;line-height:1.3}
.yc-news-card__excerpt{font-size:.82rem;color:var(--dim);line-height:1.7}

/* FAQ */
.yc-faq__item{border-bottom:1px solid var(--bd)}
.yc-faq__question{width:100%;background:none;border:none;padding:24px 0;display:flex;justify-content:space-between;align-items:center;color:var(--tx);font-family:var(--fb);font-size:1rem;font-weight:500;cursor:pointer;text-align:left}
.yc-faq__question::after{content:'+';font-family:var(--fm);font-size:1.4rem;color:var(--ac);transition:transform .3s}
.yc-faq__item--active .yc-faq__question::after{transform:rotate(45deg)}
.yc-faq__answer{max-height:0;overflow:hidden;transition:max-height .4s ease;color:var(--dim);font-size:.9rem;line-height:1.8}
.yc-faq__item--active .yc-faq__answer{max-height:300px;padding-bottom:24px}

/* Breadcrumb */
.yc-breadcrumb{max-width:1280px;margin:0 auto;padding:80px 24px 0;font-size:.75rem;font-family:var(--fm);color:var(--dim)}
.yc-breadcrumb a:hover{color:var(--ac)}
.yc-breadcrumb .sep{margin:0 8px;opacity:.4}

/* Prose */
.yc-prose{max-width:800px;margin:0 auto;font-size:1rem;line-height:2}
.yc-prose h2{font-family:var(--fd);font-size:1.6rem;font-weight:700;text-transform:uppercase;margin:48px 0 16px}
.yc-prose h3{font-family:var(--fd);font-size:1.2rem;font-weight:600;margin:32px 0 12px}
.yc-prose p{margin-bottom:20px}
.yc-prose strong{color:var(--gd);font-weight:600}
.yc-prose a{color:var(--ac);text-decoration:underline;text-underline-offset:3px}

/* Footer */
.yc-footer{background:var(--sf);border-top:1px solid var(--bd);padding:48px 24px 32px;margin-top:80px}
.yc-footer__inner{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.yc-footer__desc{color:var(--dim);font-size:.85rem;margin-top:12px;line-height:1.7}
.yc-footer__title{font-family:var(--fd);font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:2px;margin-bottom:16px}
.yc-footer__links li{margin-bottom:8px}
.yc-footer__links a{color:var(--dim);font-size:.85rem;transition:color .2s}
.yc-footer__links a:hover{color:var(--ac)}
.yc-footer__bottom{max-width:1280px;margin:40px auto 0;padding-top:24px;border-top:1px solid var(--bd);display:flex;justify-content:space-between;font-size:.75rem;color:var(--dim)}

/* Scroll Reveal */
.yc-reveal{opacity:0;transform:translateY(40px);transition:all .8s cubic-bezier(.4,0,.2,1)}
.yc-reveal--visible{opacity:1;transform:translateY(0)}

/* Grids */
.yc-grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px}
.yc-grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.yc-grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}

/* Responsive */
@media(max-width:768px){
    .yc-nav__menu{display:none}
    .yc-nav__menu--open{display:flex;flex-direction:column;position:absolute;top:64px;left:0;right:0;background:rgba(10,12,16,.96);padding:24px;gap:16px;border-bottom:1px solid var(--bd)}
    .yc-nav__toggle{display:block}
    .yc-footer__inner{grid-template-columns:1fr;gap:32px}
    .yc-footer__bottom{flex-direction:column;gap:12px;text-align:center}
    .yc-stats{gap:24px}
    .yc-grid-2,.yc-grid-3{grid-template-columns:1fr}
}

/* WP */
.wp-caption{max-width:100%}.wp-caption-text{font-size:.8rem;color:var(--dim);margin-top:8px}
.alignleft{float:left;margin:0 20px 20px 0}.alignright{float:right;margin:0 0 20px 20px}.aligncenter{display:block;margin:0 auto 20px}
.screen-reader-text{clip:rect(1px,1px,1px,1px);position:absolute!important;height:1px;width:1px;overflow:hidden}