@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;700;900&family=Noto+Sans+JP:wght@300;400;700&display=swap');

:root {
    --gold: #d4af37;
    --gold-light: #f7ef8a;
    --silver: #c0c0c0;
    --silver-light: #e8e8e8;
    --bronze: #cd7f32;
    --bronze-light: #f4c49c;
    --red-vermilion: #b91c1c;
    --bg-deep: #050505;
    --bg-paper: #0a0a0a;
}

body {
    background-color: var(--bg-deep);
    color: #d1d1d1;
    font-family: 'Noto Sans JP', sans-serif;
    overflow-x: hidden;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23ffffff' fill-opacity='0.02' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");
}

h1, h2, h3, .font-serif {
    font-family: 'Noto Serif JP', serif;
}

.vertical-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

.gold-glow {
    text-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
}

.gold-gradient {
    background: linear-gradient(to bottom, var(--gold-light), var(--gold), #996515);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.silver-gradient {
    background: linear-gradient(to bottom, var(--silver-light), var(--silver), #757575);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.bronze-gradient {
    background: linear-gradient(to bottom, var(--bronze-light), var(--bronze), #8b4513);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-link-glow {
    position: relative;
    transition: all 0.4s ease;
}

.nav-link-glow:hover {
    color: #fff !important;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.6), 0 0 15px var(--gold);
    transform: translateY(-1px);
}

.nav-button-glow {
    transition: all 0.4s ease;
}

.nav-button-glow:hover {
    color: #fff !important;
    background-color: rgba(212, 175, 55, 0.1);
    border-color: var(--gold-light);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.4), inset 0 0 8px rgba(212, 175, 55, 0.2);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

.jp-title {
    position: relative;
    padding-bottom: 2rem;
    display: inline-block;
}
.jp-title::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.jp-title::after {
    content: attr(data-sub);
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.6rem;
    letter-spacing: 0.5em;
    color: var(--gold);
    font-family: sans-serif;
    font-weight: 900;
}

.jp-card {
    background: rgba(15, 15, 15, 0.8);
    border: 1px solid rgba(212, 175, 55, 0.15);
    position: relative;
    transition: all 0.4s ease;
}
.jp-card:hover {
    border-color: var(--gold);
    background: rgba(20, 20, 20, 0.95);
    box-shadow: 0 0 30px rgba(0,0,0,0.5), inset 0 0 10px rgba(212, 175, 55, 0.1);
}

.corner-deco::before, .corner-deco::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    border: 1px solid var(--gold);
}
.corner-deco::before { top: -2px; left: -2px; border-right: 0; border-bottom: 0; }
.corner-deco::after { bottom: -2px; right: -2px; border-left: 0; border-top: 0; }

.player-thumb {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--gold);
    padding: 2px;
    background: var(--bg-deep);
    object-fit: cover;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Feather Animation */
.feather {
    position: fixed;
    top: -10vh;
    z-index: 40; /* コンテンツの上、ヘッダーより下 */
    pointer-events: none;
    color: rgba(212, 175, 55, 0.15); /* 薄く調整: 0.4 -> 0.15 */
    text-shadow: 0 0 2px rgba(247, 239, 138, 0.1); /* 影も控えめに */
}

@keyframes feather-fall {
    0% { top: -10vh; opacity: 0; }
    10% { opacity: 0.8; }
    90% { opacity: 0.8; }
    100% { top: 110vh; opacity: 0; }
}

@keyframes feather-sway {
    0% { transform: translateX(-30px) rotate(-15deg); }
    100% { transform: translateX(30px) rotate(15deg); }
}

@keyframes slowZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}
.animate-zoom {
    animation: slowZoom 25s ease-out forwards;
}

/* FAQ Accordion */
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
}
.faq-item.open .faq-answer {
    max-height: 500px;
}
.faq-item.open .fa-chevron-down {
    transform: rotate(180deg);
}

/* Mobile Menu */
#mobile-menu {
    transform: translateX(100%);
    transition: transform 0.4s ease;
    background-color: #000;
}
#mobile-menu.open {
    transform: translateX(0);
}

/* ============================================
   Utility Classes
   ============================================ */

/* Transition Delays */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }

/* League Colors - Gold (A League) */
.text-gold { color: var(--gold); }
.border-gold { border-color: var(--gold); }
.border-gold-10 { border-color: rgba(212, 175, 55, 0.1); }
.divider-gold { background: linear-gradient(to right, rgba(212, 175, 55, 0.2), transparent); }

/* League Colors - Silver (B League) */
.text-silver { color: var(--silver); }
.border-silver { border-color: var(--silver); }
.border-silver-20 { border-color: rgba(192, 192, 192, 0.2); }
.divider-silver { background: linear-gradient(to right, rgba(192, 192, 192, 0.3), transparent); }

/* League Colors - Bronze (C League) */
.text-bronze { color: var(--bronze); }
.border-bronze { border-color: var(--bronze); }
.border-bronze-30 { border-color: rgba(205, 127, 50, 0.3); }
.divider-bronze { background: linear-gradient(to right, rgba(205, 127, 50, 0.5), transparent); }

/* Player Thumbnail Variants */
.player-thumb-silver {
    border-color: var(--silver);
}
.player-thumb-bronze {
    border-color: var(--bronze);
    opacity: 0.8;
}

/* Background Patterns */
.bg-hero {
    background-image: url('/images/houoh_kaimaku.png');
}

.bg-dots-gold {
    background-image: radial-gradient(#d4af37 1px, transparent 0);
    background-size: 40px 40px;
}

.bg-cta-rays {
    background: repeating-conic-gradient(from 0deg at 50% 50%, transparent 0deg, transparent 2deg, rgba(212, 175, 55, 0.1) 2deg, rgba(212, 175, 55, 0.1) 4deg);
}

/* ============================================
   Season Tabs
   ============================================ */

.season-tab {
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #9ca3af;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
}

.season-tab:hover {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(212, 175, 55, 0.3);
}

.season-tab.active {
    color: var(--gold);
    background-color: rgba(212, 175, 55, 0.1);
    border-color: var(--gold);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.2);
}

/* ============================================
   League Badges
   ============================================ */

.league-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.75rem;
    font-weight: 900;
    border-radius: 4px;
    border: 1px solid;
}

.league-a {
    color: var(--gold-light);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(212, 175, 55, 0.1));
    border-color: var(--gold);
    text-shadow: 0 0 8px rgba(212, 175, 55, 0.5);
}

.league-b {
    color: var(--silver-light);
    background: linear-gradient(135deg, rgba(192, 192, 192, 0.2), rgba(192, 192, 192, 0.1));
    border-color: var(--silver);
    text-shadow: 0 0 8px rgba(192, 192, 192, 0.5);
}

.league-c {
    color: var(--bronze-light);
    background: linear-gradient(135deg, rgba(205, 127, 50, 0.2), rgba(205, 127, 50, 0.1));
    border-color: var(--bronze);
    text-shadow: 0 0 8px rgba(205, 127, 50, 0.5);
}