/* ===================================
   カラーパレット
   - coenレッド: #E60012
   - Apex公式カラー: #DA291C (レッド)、#000000 (ブラック)
   - アクセント: #FF6B35, #FFD700
   =================================== */

:root {
    --coen-red: #E60012;
    --apex-red: #DA291C;
    --apex-black: #0A0A0A;
    --dark-bg: #0F0F0F;
    --card-bg: #1A1A1A;
    --accent-orange: #FF6B35;
    --accent-gold: #FFD700;
    --text-primary: #FFFFFF;
    --text-secondary: #B8B8B8;
    --border-color: #2A2A2A;
}

/* リセット & 基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: var(--apex-black);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: 80px; /* ヘッダー分のスペース */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===================================
   ナビゲーションヘッダー
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: 0 5px 30px rgba(230, 0, 18, 0.3);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.navbar-brand a {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.navbar-logo {
    height: 24px;
    width: auto;
    object-fit: contain;
    transition: all 0.3s ease;
}

.navbar-text {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.navbar-brand a:hover .navbar-logo {
    transform: scale(1.05);
}

.navbar-brand a:hover .navbar-text {
    color: var(--coen-red);
    text-shadow: 0 0 20px rgba(230, 0, 18, 0.5);
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.navbar-menu li a {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: 0;
    transition: all 0.3s ease;
    position: relative;
    letter-spacing: 0.05em;
}

.navbar-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--coen-red), transparent);
    transition: width 0.3s ease;
}

.navbar-menu li a:hover {
    color: var(--coen-red);
}

.navbar-menu li a:hover::after {
    width: 100%;
}

/* ハンバーガーメニュー（モバイル用） */
.navbar-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.navbar-toggle span {
    width: 25px;
    height: 3px;
    background: var(--coen-red);
    margin: 3px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===================================
   ヒーローセクション
   =================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--apex-black) 0%, #1A0505 50%, var(--apex-black) 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(230, 0, 18, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(218, 41, 28, 0.15) 0%, transparent 50%);
    animation: pulseGlow 4s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
    0% { opacity: 0.5; }
    100% { opacity: 1; }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        );
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 40px 20px;
}

.logo-container {
    margin-bottom: 30px;
    animation: fadeInDown 1s ease-out;
}

.coen-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    /* ロゴ規定遵守のため、エフェクトなし */
}

.main-title {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 50px;
    animation: fadeInUp 1s ease-out 0.3s backwards;
}

.title-line {
    display: block;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-shadow: 0 0 30px rgba(230, 0, 18, 0.8);
}

.title-line:first-child {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.title-large {
    font-size: 3rem;
    color: var(--coen-red);
    font-weight: 900;
    letter-spacing: 0.15em;
}

.apex-title {
    font-size: 4rem;
    background: linear-gradient(135deg, #FFFFFF 0%, #FFD700 50%, #FF6B35 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    text-shadow: none;
    filter: drop-shadow(0 0 30px rgba(255, 215, 0, 0.5));
    position: relative;
}

.apex-title::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--apex-red), transparent);
}

/* カウントダウンタイマー */
.countdown-container {
    margin: 50px 0;
    animation: fadeIn 1s ease-out 0.6s backwards;
}

.countdown-label {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.2rem;
    letter-spacing: 0.2em;
    color: var(--accent-gold);
    margin-bottom: 20px;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 100px;
}

.countdown-value {
    font-family: 'Rajdhani', sans-serif;
    font-size: 4rem;
    font-weight: 700;
    color: var(--coen-red);
    line-height: 1;
    text-shadow: 0 0 20px rgba(230, 0, 18, 0.8);
    background: linear-gradient(180deg, #FFFFFF 0%, var(--coen-red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.countdown-unit {
    font-family: 'Rajdhani', sans-serif;
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* ボタン */
.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.9s backwards;
}

.btn {
    display: inline-block;
    padding: 18px 40px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-decoration: none;
    text-transform: uppercase;
    border: 2px solid;
    border-radius: 0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--coen-red);
    border-color: var(--coen-red);
    color: var(--text-primary);
    box-shadow: 0 0 30px rgba(230, 0, 18, 0.5);
}

.btn-primary:hover {
    background: transparent;
    box-shadow: 0 0 40px rgba(230, 0, 18, 0.8);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--text-primary);
    color: var(--apex-black);
    transform: translateY(-2px);
}

/* ===================================
   セクション共通スタイル
   =================================== */

.section {
    padding: 100px 0;
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.title-en {
    font-family: 'Rajdhani', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    background: linear-gradient(135deg, var(--coen-red), var(--accent-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.title-en::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--coen-red), transparent);
}

.title-ja {
    font-size: 1rem;
    color: var(--text-secondary);
    letter-spacing: 0.2em;
}

/* ===================================
   イベント概要
   =================================== */

.event-overview {
    background: linear-gradient(180deg, var(--apex-black) 0%, var(--dark-bg) 100%);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.overview-item {
    background: var(--card-bg);
    padding: 30px;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--coen-red);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.overview-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(230, 0, 18, 0.1));
    transition: width 0.3s ease;
}

.overview-item:hover {
    transform: translateY(-5px);
    border-left-width: 8px;
    box-shadow: 0 10px 30px rgba(230, 0, 18, 0.3);
}

.overview-item:hover::before {
    width: 100%;
}

.overview-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.overview-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    letter-spacing: 0.1em;
}

.overview-value {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
}

/* ===================================
   スケジュール
   =================================== */

.schedule-section {
    background: var(--dark-bg);
}

.schedule-date {
    text-align: center;
    font-family: 'Rajdhani', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 50px;
    letter-spacing: 0.1em;
}

.schedule-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.schedule-timeline::before {
    content: '';
    position: absolute;
    left: 139px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--coen-red), var(--accent-orange));
}

.timeline-item {
    display: grid;
    grid-template-columns: 100px 20px 1fr;
    gap: 30px;
    margin-bottom: 50px;
    position: relative;
    align-items: start;
}

.timeline-time {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--coen-red);
    text-align: right;
}

.timeline-dot {
    width: 20px;
    height: 20px;
    background: var(--coen-red);
    border: 4px solid var(--dark-bg);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(230, 0, 18, 0.8);
    animation: pulse 2s ease-in-out infinite;
    margin-top: 8px;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(230, 0, 18, 0.8);
    }
    50% {
        box-shadow: 0 0 40px rgba(230, 0, 18, 1);
    }
}

.timeline-content h3 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===================================
   大会ルール
   =================================== */

.rules-section {
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--apex-black) 100%);
}

.rules-basic {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.rule-card {
    background: var(--card-bg);
    padding: 30px;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--coen-red);
    text-align: center;
    transition: all 0.3s ease;
}

.rule-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(230, 0, 18, 0.3);
}

.rule-card h3 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--accent-gold);
    letter-spacing: 0.1em;
}

.rule-card p {
    color: var(--text-primary);
    line-height: 1.6;
}

.points-system {
    background: var(--card-bg);
    padding: 40px;
    border: 1px solid var(--border-color);
    border-radius: 0;
}

.subsection-title {
    font-family: 'Rajdhani', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--coen-red);
    letter-spacing: 0.1em;
}

.points-description {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.points-tables {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.points-table-wrapper h4 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--accent-gold);
    text-align: center;
    letter-spacing: 0.1em;
}

.points-table {
    width: 100%;
    border-collapse: collapse;
}

.points-table thead {
    background: linear-gradient(135deg, var(--coen-red), var(--apex-red));
}

.points-table th {
    padding: 15px;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-align: center;
}

.points-table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.points-table tr:hover {
    background: rgba(230, 0, 18, 0.1);
}

.points-value {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent-gold);
}

.kill-points-box {
    background: linear-gradient(135deg, rgba(230, 0, 18, 0.2), rgba(218, 41, 28, 0.2));
    padding: 40px;
    text-align: center;
    border: 2px solid var(--coen-red);
}

.kill-points-value {
    font-family: 'Rajdhani', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    color: var(--accent-gold);
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.8);
    margin-bottom: 10px;
}

.kill-points-label {
    font-size: 1.1rem;
    color: var(--text-primary);
    font-weight: 700;
}

/* ===================================
   過去大会
   =================================== */

.past-events-section {
    background: var(--dark-bg);
}

.past-events-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.past-event-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s ease;
}

.past-event-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(230, 0, 18, 0.3);
    border-color: var(--coen-red);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.past-event-card h3 {
    padding: 20px;
    font-size: 1.1rem;
    font-weight: 700;
    text-align: center;
    color: var(--text-primary);
}

/* ===================================
   運営メンバー
   =================================== */

.team-section {
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--apex-black) 100%);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.team-member {
    background: var(--card-bg);
    padding: 30px 20px;
    border: 1px solid var(--border-color);
    border-bottom: 3px solid var(--coen-red);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(230, 0, 18, 0.1), transparent);
    transition: left 0.5s ease;
}

.team-member:hover::before {
    left: 100%;
}

.team-member:hover {
    transform: translateY(-5px);
    border-bottom-width: 6px;
    box-shadow: 0 10px 30px rgba(230, 0, 18, 0.3);
}

.member-name {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

/* ===================================
   Discord
   =================================== */

.discord-section {
    background: linear-gradient(135deg, #1a0a1a 0%, #0a0a1a 50%, var(--apex-black) 100%);
    position: relative;
    overflow: hidden;
}

.discord-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(88, 101, 242, 0.1) 0%, transparent 70%);
    animation: discordPulse 3s ease-in-out infinite;
}

@keyframes discordPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.8; }
}

.discord-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.discord-card {
    background: var(--card-bg);
    padding: 60px 40px;
    border: 2px solid #5865F2;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.discord-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(88, 101, 242, 0.05) 0%, transparent 100%);
    pointer-events: none;
}

.discord-icon {
    color: #5865F2;
    margin-bottom: 30px;
    animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.discord-card h3 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

.discord-card p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.btn-discord {
    background: #5865F2;
    border-color: #5865F2;
    color: var(--text-primary);
    box-shadow: 0 0 30px rgba(88, 101, 242, 0.5);
    position: relative;
}

.btn-discord:hover {
    background: #4752C4;
    border-color: #4752C4;
    box-shadow: 0 0 40px rgba(88, 101, 242, 0.8);
    transform: translateY(-2px) scale(1.05);
}

/* ===================================
   主催
   =================================== */

.organizer-section {
    background: var(--apex-black);
    padding: 80px 0;
}

.organizer-content {
    text-align: center;
}

.organizer-link {
    display: inline-block;
    padding: 40px 60px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
}

.organizer-link:hover {
    border-color: var(--coen-red);
    box-shadow: 0 10px 40px rgba(230, 0, 18, 0.4);
    transform: scale(1.05);
}

.organizer-logo {
    height: 80px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
    /* ロゴ規定遵守のため、エフェクトなし */
}

/* ===================================
   フッター
   =================================== */

.footer {
    background: var(--apex-black);
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===================================
   アニメーション
   =================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================
   レスポンシブ対応
   =================================== */

@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    
    .navbar-container {
        height: 70px;
        padding: 0 20px;
    }
    
    .navbar-logo {
        height: 18px;
    }
    
    .navbar-text {
        font-size: 1.1rem;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 50px;
        gap: 0;
        transition: left 0.3s ease;
        border-right: 1px solid var(--border-color);
    }
    
    .navbar-menu.active {
        left: 0;
    }
    
    .navbar-menu li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    .navbar-menu li a {
        display: block;
        padding: 20px;
        font-size: 1.1rem;
    }
    
    .navbar-menu li a::after {
        display: none;
    }
    
    .title-large {
        font-size: 2rem;
    }
    
    .apex-title {
        font-size: 2.5rem;
    }
    
    .countdown-value {
        font-size: 3rem;
    }
    
    .countdown-item {
        min-width: 80px;
    }
    
    .countdown {
        gap: 15px;
    }
    
    .title-en {
        font-size: 2rem;
    }
    
    .overview-grid {
        grid-template-columns: 1fr;
    }
    
    .schedule-timeline::before {
        left: 109px;
    }
    
    .timeline-item {
        grid-template-columns: 80px 20px 1fr;
        gap: 20px;
    }
    
    .timeline-time {
        font-size: 1.4rem;
    }
    
    .points-tables {
        grid-template-columns: 1fr;
    }
    
    .past-events-content {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
    
    .btn {
        padding: 15px 30px;
        font-size: 1rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .discord-card {
        padding: 40px 30px;
    }
    
    .discord-card h3 {
        font-size: 1.5rem;
    }
    
    .discord-card p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .coen-logo {
        height: 40px;
        width: auto;
    }
    
    .title-line:first-child {
        font-size: 1.2rem;
    }
    
    .title-large {
        font-size: 1.5rem;
    }
    
    .apex-title {
        font-size: 2rem;
    }
    
    .countdown-value {
        font-size: 2.5rem;
    }
    
    .countdown-unit {
        font-size: 0.75rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .navbar-logo {
        height: 16px;
    }
    
    .navbar-text {
        font-size: 1rem;
    }
    
    .navbar-brand a {
        gap: 6px;
    }
    
    .discord-icon svg {
        width: 60px;
        height: 60px;
    }
    
    .organizer-link {
        padding: 30px 20px;
        max-width: 90%;
    }
    
    .organizer-logo {
        height: 60px;
        max-width: 100%;
        width: auto;
    }
}