/* =========================================================
   /Js/Style_Q.css
   七道赛事通用样式
   ========================================================= */

:root {
    --primary-color: #D44A38;
    --secondary-color: #1a2a6c;
    --accent-color: #6ec6ff;
    --light-color: #fff;
    --dark-color: rgba(0, 0, 0, 0.7);
    --card-bg: rgba(255, 255, 255, 0.1);
    --card-border: rgba(255, 255, 255, 0.2);
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    --btn-primary-gradient: linear-gradient(145deg, #F3715D, #D44A38);
    --btn-hover-gradient: linear-gradient(145deg, #ff8875, #e55a47);
    --shadow-sm: 0 4px 8px rgba(0, 0, 0, 0.12);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50px;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --transition-fast: 0.2s ease;
    --transition-slow: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', 'Heiti SC', sans-serif;
}

html,
body {
    height: 100%;
    scroll-behavior: smooth;
}

/*
   注意：这里不要写 background，
   让它沿用 Style1.css 里的深蓝色背景。
   原页面之所以是深蓝，就是因为 body 的背景由 Style1.css 提供。
*/
body {
    color: var(--light-color);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

#form1 {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0;
    background: transparent;
}

#starBg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.7;
    pointer-events: none;
}

.top-banner {
    width: 100%;
    height: auto;
    margin-bottom: var(--spacing-lg);
}

    .top-banner img {
        width: 100%;
        height: auto;
        display: block;
        border-radius: 0;
        box-shadow: none;
        transition: none;
        transform: none;
    }

.content {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-xs);
}

.event-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-slow);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
    max-width: 92%;
    margin-left: auto;
    margin-right: auto;
}

    .event-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .event-card:nth-child(3) {
        animation-delay: 0.4s;
    }

    .event-card:nth-child(4) {
        animation-delay: 0.6s;
    }

    .event-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
        background: rgba(255, 255, 255, 0.12);
    }

.event-title {
    display: inline-block;
    position: relative;
    background: var(--btn-primary-gradient);
    color: var(--light-color);
    text-align: center;
    padding: 0 var(--spacing-md);
    height: 50px;
    line-height: 50px;
    border-radius: var(--radius-sm) var(--radius-sm) var(--radius-sm) 0;
    letter-spacing: 1.5px;
    font-weight: bold;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    margin: 10px 0 20px;
    font-size: 1.2rem;
}

    .event-title .triangle {
        width: 0;
        height: 0;
        position: absolute;
        border: 6px solid transparent;
        border-top: 6px solid #A83C2D;
        border-right: 6px solid #A83C2D;
        left: 0;
        bottom: -12px;
    }

.event-date {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    font-style: italic;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-left: 5px;
}

    .event-date i {
        color: var(--accent-color);
    }

.image-container {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    margin: 20px 0;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    position: relative;
}

    .image-container::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(to bottom, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.3) 100%);
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .image-container:hover {
        transform: scale(1.03);
        box-shadow: 0 12px 35px rgba(0, 0, 0, 0.35);
    }

        .image-container:hover::after {
            opacity: 1;
        }

    .image-container img {
        width: 100%;
        display: block;
        height: auto;
        object-fit: cover;
    }

.button-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    column-gap: 15px;
    row-gap: 25px;
    margin: 15px 0;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--light-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    min-width: 140px;
    position: relative;
    overflow: hidden;
}

    .btn i {
        font-size: 1.1em;
    }

    .btn:hover {
        color: var(--light-color);
        text-decoration: none;
    }

.btn-primary {
    background: var(--btn-primary-gradient);
}

.btn-secondary {
    background: linear-gradient(145deg, var(--secondary-color), #2a3a7c);
}

    .btn-primary::before,
    .btn-secondary::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 0.7s ease;
    }

.btn-primary:hover {
    background: var(--btn-hover-gradient);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover {
    background: linear-gradient(145deg, #2a3a7c, var(--secondary-color));
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

    .btn-primary:hover::before,
    .btn-secondary:hover::before {
        left: 100%;
    }

.btn-primary:active {
    transform: translateY(1px);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    margin: 40px 0;
    width: 100%;
}

.footer-section {
    margin-top: auto;
    width: 100%;
}

.footer-banner {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
    box-shadow: none;
    transition: none;
    transform: none;
}

.footer {
    padding: var(--spacing-md) var(--spacing-xs);
    text-align: center;
}

.hlong {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.85);
    font-size: 14px;
}

    .hlong a {
        color: rgba(255, 255, 255, 0.85);
        text-decoration: none;
    }

        .hlong a:hover {
            color: var(--light-color);
        }

    .hlong img {
        height: 16px;
        vertical-align: middle;
    }

.footer-divider {
    opacity: 0.5;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}

    ::-webkit-scrollbar-thumb:hover {
        background: rgba(255, 255, 255, 0.5);
    }

@media (max-width: 768px) {
    .content {
        padding: var(--spacing-sm) var(--spacing-xs);
    }

    .event-title {
        font-size: 1rem;
        height: 45px;
        line-height: 45px;
        padding: 0 var(--spacing-sm);
    }

    .button-group {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        column-gap: 10px;
        row-gap: 20px;
    }

    .btn {
        padding: 10px 15px;
        font-size: 0.9rem;
        min-width: 120px;
    }

    .event-date {
        font-size: 1rem;
    }

    .footer-section {
        padding: 20px 15px;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .event-card {
        padding: 20px 15px;
        margin-bottom: 30px;
    }

    .button-group {
        grid-template-columns: 1fr 1fr;
        column-gap: 10px;
        row-gap: 20px;
    }

    .btn {
        width: 100%;
        max-width: none;
    }
}

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