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

body {
    background: url('../img/background.jpg') center center fixed;
    background-size: cover;
    background-color: #1383c4;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: #fff;
}

a { color: #ffd700; }

.site-header {
    background: rgba(0, 0, 0, 0.8);
    border-bottom: 2px solid #ffd700;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.logo-area { display: flex; align-items: center; max-width: min(52vw, 280px); }
.logo-area img {
    height: auto;
    width: auto;
    max-height: 64px;
    max-width: 100%;
    display: block;
    object-fit: contain;
}

.lead.blurb { max-width: 720px; margin: 0 auto 24px; font-size: 1.02rem; line-height: 1.55; color: #ddd; }

.main-nav ul { display: flex; list-style: none; gap: 25px; }
.main-nav a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    padding: 5px 0;
    border-bottom: 2px solid transparent;
}
.main-nav a:hover, .main-nav a.active { color: #ffd700; border-bottom-color: #ffd700; }

.user-actions { display: flex; gap: 15px; align-items: center; }
form.inline { display: inline; }

.btn-login, .btn-register, .btn-panel, .btn-logout-header, .button, .play-btn {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 50px;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    font-size: 14px;
}

.btn-login { background: transparent; border: 2px solid #ffd700; color: #ffd700; }
.btn-login:hover { background: #ffd700; color: #000; }
.btn-register, .button-submit, .play-btn { background: #4CAF50; border: 2px solid #4CAF50; color: #fff; }
.btn-panel { background: #ffd700; border: 2px solid #ffd700; color: #000; }
.btn-logout-header { background: transparent; border: 2px solid #ff6b6b; color: #ff6b6b; }
.btn-logout-header:hover { background: #ff6b6b; color: #fff; }

main { flex: 1; }
.main-content { max-width: 1200px; margin: 0 auto; padding: 40px 20px; width: 100%; }
.hero-title, .page-title { text-align: center; color: #ffd700; font-size: 2.4rem; margin-bottom: 12px; text-shadow: 2px 2px 4px #000; }
.lead { text-align: center; color: #eee; margin-bottom: 24px; }
.hero-actions { text-align: center; margin-bottom: 30px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.image-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 40px; }
.image-card { position: relative; border-radius: 12px; overflow: hidden; }
.image-card img { width: 100%; height: 150px; object-fit: cover; display: block; }
.image-caption { position: absolute; bottom: 0; left: 0; right: 0; background: rgba(0,0,0,0.7); padding: 8px; text-align: center; }

.top10-section, .news-card, .register-card {
    background: rgba(0, 0, 0, 0.7);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid rgba(255,215,0,0.3);
    margin-bottom: 24px;
}

.section-title { color: #ffd700; text-align: center; margin-bottom: 16px; }
table.rank { width: 100%; border-collapse: collapse; }
table.rank th, table.rank td { padding: 8px 10px; text-align: left; border-bottom: 1px solid rgba(255,215,0,0.2); }
table.rank th { color: #ffd700; }

#main-except { flex: 1; display: flex; align-items: center; justify-content: center; padding: 20px; }
.register-card { width: 100%; max-width: 450px; }
.register-card h2 { text-align: center; margin-bottom: 18px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; margin-bottom: 4px; }
.form-group input[type=text], .form-group input[type=password], .form-group input[type=email] {
    width: 100%; padding: 12px 15px; background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2); border-radius: 8px; color: #fff; font-size: 16px;
}
.radio-group { display: flex; gap: 20px; }
.button-group { margin-top: 18px; }
.button { width: 100%; padding: 14px; border: none; border-radius: 8px; }
.message { margin-bottom: 14px; padding: 10px; border-radius: 8px; border: 1px solid #ffd700; color: #ffd700; text-align: center; }
.hint { margin-top: 14px; color: #ccc; font-size: 0.95rem; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin: 24px 0; }
.feature-card, .play-card {
    background: rgba(0,0,0,0.65); border: 1px solid rgba(255,215,0,0.35);
    border-radius: 12px; padding: 28px 16px; text-align: center; color: #fff; text-decoration: none; font-weight: bold;
}
.play-card { background: #1b5e20; }
.play-btn { width: 100%; background: transparent; border: none; color: #fff; font-size: 1.1rem; }
.flash-box { margin: 20px auto; width: 1000px; max-width: 100%; height: 600px; background: #000; }
.flash-box object { width: 100%; height: 100%; }
pre { background: #111; padding: 12px; overflow: auto; border-radius: 8px; }
.steps { margin: 12px 0 20px 20px; line-height: 1.8; }
.plain { margin-left: 20px; line-height: 1.8; }
.news-date { color: #ffd700; margin-bottom: 8px; }
.dashboard-header { text-align: center; margin-bottom: 20px; }

.site-footer { background: rgba(0,0,0,0.9); color: #ccc; border-top: 2px solid #ffd700; padding: 40px 20px 20px; }
.footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; }
.footer-col h3 { color: #ffd700; margin-bottom: 12px; }
.footer-col ul { list-style: none; }
.footer-col a { color: #ccc; text-decoration: none; }
.footer-col a:hover { color: #ffd700; }
.footer-bottom { text-align: center; padding-top: 24px; margin-top: 24px; border-top: 1px solid rgba(255,215,0,0.2); color: #999; font-size: 0.9rem; }

@media (max-width: 768px) {
    .header-container { flex-direction: column; gap: 12px; }
    .main-nav ul { flex-wrap: wrap; justify-content: center; gap: 12px; }
    .hero-title, .page-title { font-size: 1.8rem; }
    .logo-area { max-width: 200px; }
    .logo-area img { max-height: 48px; }
}

.admin-shell { max-width: 1100px; margin: 0 auto; padding: 24px 16px 48px; }
.admin-nav { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 24px; }
.admin-nav a, .admin-nav button {
    background: rgba(0,0,0,0.65); border: 1px solid rgba(255,215,0,0.35);
    color: #fff; padding: 8px 14px; border-radius: 8px; text-decoration: none; font-weight: 600;
}
.admin-nav a.active { border-color: #ffd700; color: #ffd700; }
.admin-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 24px; }
.admin-stat { background: rgba(0,0,0,0.7); border: 1px solid rgba(255,215,0,0.25); border-radius: 12px; padding: 16px; }
.admin-stat h3 { color: #ffd700; font-size: 0.9rem; margin-bottom: 6px; }
.admin-stat p { font-size: 1.4rem; font-weight: bold; }
.admin-ok { color: #8bc34a; }
.admin-bad { color: #ff6b6b; }
.admin-warn { color: #ffd54f; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { padding: 8px; border-bottom: 1px solid rgba(255,215,0,0.2); text-align: left; }
.admin-muted { color: #bbb; font-size: 0.92rem; }
.admin-disabled { opacity: 0.7; }
.admin-area {
    width: 100%;
    min-height: 140px;
    padding: 12px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 8px;
    color: #fff;
    font-family: Consolas, "Courier New", monospace;
}
.admin-shell select {
    width: 100%;
    padding: 10px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 8px;
    color: #fff;
}