:root {
    --detay-primary: var(--star-button-background-color);
    --detay-primary-dark: var(--star-button-hover-background-color);
    --detay-secondary: var(--star-onemli-text-color);
    --detay-success: #10b981;
    --detay-warning: #f59e0b;
    --detay-danger: #ef4444;
    --detay-dark: var(--dark-bg);
    --detay-dark-lighter: var(--star-sidebar-button-background-color);
    --detay-gray: var(--star-onemsiz-text-color);
    --detay-gray-light: #cbd5e1;
    --detay-white: var(--star-normal-text-color);
    --detay-border: var(--star-border-color);
    --detay-shadow: var(--star-box-shadow-color);
    --detay-gradient-1: linear-gradient(135deg, var(--star-button-background-color) 0%, var(--star-button-hover-background-color) 100%);
    --detay-gradient-2: linear-gradient(135deg, var(--star-onemli-text-color) 0%, var(--star-button-background-color) 100%);
    --detay-gradient-3: linear-gradient(135deg, var(--star-onemli-text-color) 0%, var(--star-button-hover-background-color) 100%);
}

/* Modern Icon Stilleri */
.card-icon,
.stat-icon,
.btn-icon,
.back-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--detay-primary), var(--detay-secondary));
    color: var(--star-button-text-color);
    font-size: 12px;
    font-weight: 600;
    text-shadow: none;
    box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.card-icon::before,
.stat-icon::before,
.btn-icon::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.card-icon:hover,
.stat-icon:hover,
.btn-icon:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 20px rgba(var(--primary-rgb), 0.4);
}

/* Özel Icon Renkleri ve İçerikleri */
.card-icon.stats {
    background: linear-gradient(135deg, var(--detay-success), #059669);
}

.card-icon.stats::before {
    content: '📊';
    position: static;
    width: auto;
    height: auto;
    background: none;
    font-size: 12px;
}

.card-icon.description {
    background: linear-gradient(135deg, var(--detay-warning), #d97706);
}

.card-icon.description::before {
    content: '📋';
    position: static;
    width: auto;
    height: auto;
    background: none;
    font-size: 12px;
}

.card-icon.sponsor {
    background: linear-gradient(135deg, var(--detay-primary), var(--detay-primary-dark));
}

.card-icon.sponsor::before {
    content: '🏢';
    position: static;
    width: auto;
    height: auto;
    background: none;
    font-size: 12px;
}

.card-icon.time {
    background: linear-gradient(135deg, var(--detay-danger), #dc2626);
}

.card-icon.time::before {
    content: '⏰';
    position: static;
    width: auto;
    height: auto;
    background: none;
    font-size: 12px;
}

.card-icon.participation {
    background: linear-gradient(135deg, var(--detay-secondary), var(--detay-primary));
}

.card-icon.participation::before {
    content: '🎯';
    position: static;
    width: auto;
    height: auto;
    background: none;
    font-size: 12px;
}

.stat-icon.reward {
    background: linear-gradient(135deg, var(--detay-warning), #d97706);
}

.stat-icon.reward::before {
    content: '💰';
    position: static;
    width: auto;
    height: auto;
    background: none;
    font-size: 12px;
}

.stat-icon.limit {
    background: linear-gradient(135deg, var(--detay-secondary), var(--detay-primary));
}

.stat-icon.limit::before {
    content: '👥';
    position: static;
    width: auto;
    height: auto;
    background: none;
    font-size: 12px;
}

/* Ana Container */
.etkinlik-detay-container {
    min-height: 100vh;
    background: linear-gradient(135deg,
            var(--star-navbar-bg) 0%,
            var(--star-sidebar-button-background-color) 30%,
            var(--star-navbar-bg) 70%,
            var(--star-sidebar-button-background-color) 100%);
    padding: 20px 0;
}

/* İçerik Wrapper */
.detay-content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Geri Dönüş Butonu */
.detay-back-section {
    margin-bottom: 30px;
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 24px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid var(--detay-border);
    border-radius: 16px;
    color: var(--star-normal-text-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 32px var(--star-box-shadow-color);
}

.back-button:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(var(--primary-rgb), 0.3);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px var(--star-box-shadow-color);
    color: var(--star-normal-text-color);
    text-decoration: none;
}

.back-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.back-button:hover .back-icon {
    transform: translateX(-3px);
}

/* Ana Kart */
.detay-main-card {
    background: var(--star-card-background-color);
    border-radius: 32px;
    overflow: hidden;
    box-shadow: var(--star-box-shadow-color);
    border: 1px solid var(--detay-border);
    backdrop-filter: blur(20px);
    position: relative;
}

.detay-main-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--detay-gradient-1);
    z-index: 1;
}

/* Hero Bölümü */
.detay-hero-section {
    position: relative;
    height: 400px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: brightness(0.7) saturate(1.2);
    transition: all 0.8s ease;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(45deg,
            rgba(0, 0, 0, 0.7) 0%,
            rgba(0, 0, 0, 0.3) 40%,
            rgba(0, 0, 0, 0.2) 60%,
            rgba(0, 0, 0, 0.6) 100%); */
    z-index: 2;
}

.hero-content {
    position: absolute;
    bottom: 40px;
    left: 40px;
    right: 40px;
    z-index: 3;
}

.hero-title {
    font-size: 3rem;
    font-weight: 900;
    color: var(--star-normal-text-color);
    margin-bottom: 16px;
    line-height: 1.1;
    text-shadow: 0 4px 20px var(--star-box-shadow-color);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--star-onemsiz-text-color);
    font-weight: 500;
    line-height: 1.5;
    text-shadow: 0 2px 10px var(--star-box-shadow-color);
}

/* İçerik Grid */
.detay-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    padding: 40px;
}

/* Sol Kolon */
.detay-left-column {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Sağ Kolon */
.detay-right-column {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

/* Kart Base Stilleri */
.detay-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid var(--detay-border);
    border-radius: 24px;
    padding: 30px;
    transition: all 0.3s ease;
}

.detay-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(var(--primary-rgb), 0.2);
    transform: translateY(-2px);
    box-shadow: 0 20px 40px var(--star-box-shadow-color);
}

/* Kart Başlıkları */
.card-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--star-normal-text-color);
    margin-bottom: 20px;
    text-shadow: 0 2px 4px var(--star-box-shadow-color);
}

.card-icon {
    font-size: 1.8rem;
    background: var(--detay-gradient-1);
    -webkit-background-clip: text;
    background-clip: text;
    filter: drop-shadow(0 2px 4px var(--star-box-shadow-color));
}

/* Açıklama Kartı */
.description-content {
    font-size: 1.1rem;
    color: var(--star-onemsiz-text-color);
    line-height: 1.8;
    font-weight: 400;
}

.description-content p {
    margin-bottom: 16px;
}

.no-description {
    font-style: italic;
    opacity: 0.7;
    color: var(--star-onemsiz-text-color);
}

/* Stats Kartı */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.stat-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--detay-border);
    border-radius: 20px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--detay-gradient-3);
    transition: height 0.3s ease;
}

.stat-item:hover::before {
    height: 100%;
    opacity: 0.1;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(var(--primary-rgb), 0.3);
    transform: translateY(-3px);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
    background: var(--detay-gradient-3);
    -webkit-background-clip: text;
    background-clip: text;
    filter: drop-shadow(0 2px 8px var(--star-box-shadow-color));
}

.stat-label {
    font-size: 0.9rem;
    color: var(--star-onemsiz-text-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--star-onemli-text-color);
    text-shadow: 0 2px 4px var(--star-box-shadow-color);
}

/* Geri Sayım Kartı */
.countdown-timer {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 20px;
}

.time-unit {
    background: var(--star-sidebar-button-background-color);
    border: 1px solid var(--detay-border);
    border-radius: 16px;
    padding: 12px 0px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.time-unit::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--detay-gradient-1);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.time-unit:hover::before {
    opacity: 0.1;
}

.time-number {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    color: var(--star-normal-text-color);
    line-height: 1;
    margin-bottom: 10px;
    text-shadow: 0 2px 8px var(--star-box-shadow-color);
    position: relative;
    z-index: 1;
}

.time-label {
    display: block;
    font-size: 0.75rem;
    color: var(--star-onemli-text-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    z-index: 1;
}

/* Sponsor Kartı */
.sponsor-content {
    display: flex;
    align-items: center;
    gap: 24px;
}

.detay-sponsor-logo-wrapper {
    /* width: 80px; */
    height: 85px;
    /* background: var(--detay-gradient-2); */
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px var(--star-box-shadow-color);
    flex-shrink: 0;
}

.detay-sponsor-logo {
    margin-top: 50px;
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
    filter: drop-shadow(0 4px 8px var(--star-box-shadow-color));
}

.sponsor-info {
    flex: 1;
}

.sponsor-name {
    font-size: 1.3rem;
    text-align: -webkit-center;
    font-weight: 700;
    color: var(--star-normal-text-color);
    margin-bottom: 12px;
}

.sponsor-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--detay-gradient-3);
    color: var(--star-button-text-color);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px var(--star-box-shadow-color);
}

.sponsor-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--star-box-shadow-color);
    text-decoration: none;
    color: var(--star-button-text-color);
}

/* Katılım Kartı */
.participation-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.btn-participate,
.btn-sponsor-visit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 28px;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-participate {
    background: var(--detay-gradient-1);
    color: var(--star-button-text-color);
    box-shadow: 0 8px 32px rgba(var(--primary-rgb), 0.4);
}

.btn-participate:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 48px rgba(var(--primary-rgb), 0.6);
    color: var(--star-button-text-color);
    text-decoration: none;
}

.btn-sponsor-visit {
    background: var(--detay-gradient-3);
    color: var(--star-button-text-color);
    box-shadow: 0 8px 32px rgba(var(--primary-rgb), 0.4);
}

.btn-sponsor-visit:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 48px rgba(var(--primary-rgb), 0.6);
    color: var(--star-button-text-color);
    text-decoration: none;
}

.btn-icon {
    font-size: 1.3rem;
    filter: drop-shadow(0 2px 4px var(--star-box-shadow-color));
}

/* Status Mesajları */
.status-joined,
.status-full,
.status-ended {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 28px;
    border-radius: 16px;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 8px 32px var(--star-box-shadow-color);
}

.status-joined {
    background: var(--detay-gradient-1);
    color: var(--star-button-text-color);
}

.status-full {
    background: linear-gradient(135deg, var(--detay-danger) 0%, #dc2626 100%);
    color: var(--star-button-text-color);
}

.status-ended {
    background: linear-gradient(135deg, var(--star-onemsiz-text-color) 0%, #475569 100%);
    color: var(--star-button-text-color);
    opacity: 0.8;
}

/* Animasyonlar */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.detay-main-card {
    animation: fadeInUp 0.6s ease-out;
}

.time-number {
    animation: pulse 2s ease-in-out infinite;
}

/* Responsive Tasarım */
@media (max-width: 1024px) {
    .detay-content-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 30px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

@media (max-width: 768px) {
    .detay-content-wrapper {
        padding: 0 15px;
    }

    .detay-hero-section {
        height: 300px;
    }

    .hero-content {
        bottom: 30px;
        left: 30px;
        right: 30px;
    }


    .detay-content-grid {
        padding: 25px;
        gap: 25px;
    }

    .detay-card {
        padding: 24px;
    }

    .card-title {
        font-size: 1.3rem;
    }

    .countdown-timer {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .time-unit {
        padding: 16px 10px;
    }

    .time-number {
        font-size: 1.5rem;
    }

    .sponsor-content {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .detay-sponsor-logo-wrapper {
        width: 80px;
        height: 80px;
        margin: 0 auto;
    }

    .detay-sponsor-logo {
        margin-top: 0;
        width: 60px;
        height: 60px;
    }
}

@media (max-width: 480px) {
    .etkinlik-detay-container {
        padding: 15px 0;
    }

    .detay-content-wrapper {
        padding: 0 10px;
    }

    .back-button {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .detay-hero-section {
        height: 250px;
    }

    .hero-content {
        bottom: 20px;
        left: 20px;
        right: 20px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .detay-content-grid {
        padding: 20px;
        gap: 20px;
    }

    .detay-card {
        padding: 20px;
    }

    .card-title {
        font-size: 1.2rem;
        gap: 10px;
    }

    .card-icon {
        font-size: 1.5rem;
    }

    .description-content {
        font-size: 1rem;
    }

    .countdown-timer {
        gap: 10px;
    }

    .time-unit {
        padding: 12px 8px;
    }

    .time-number {
        font-size: 1.3rem;
    }

    .time-label {
        font-size: 0.7rem;
    }

    .stat-item {
        padding: 20px;
    }

    .stat-icon {
        font-size: 2rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .btn-participate,
    .btn-sponsor-visit,
    .status-joined,
    .status-full,
    .status-ended {
        padding: 16px 24px;
        font-size: 1rem;
    }

    .detay-sponsor-logo-wrapper {
        width: 136px;
        height: 70px;
        margin: 0 auto;
    }

    .detay-sponsor-logo {
        margin-top: 0;
        width: 120px;
        height: 50px;
    }

    .sponsor-name {
        font-size: 1.1rem;
    }
}

/* Koyu Tema Uyumluluğu */
@media (prefers-color-scheme: dark) {
    .detay-main-card {
        background: var(--star-card-background-color);
    }

    .detay-card {
        background: var(--star-card-background-color);
    }

    .stat-item {
        background: var(--star-sidebar-button-background-color);
    }

    .time-unit {
        background: var(--star-sidebar-button-background-color);
    }
}

/* Smooth Scroll Davranışı */
html {
    scroll-behavior: smooth;
}

/* Focus Stilleri - Erişilebilirlik */
.back-button:focus,
.btn-participate:focus,
.btn-sponsor-visit:focus,
.sponsor-link:focus {
    outline: 2px solid var(--detay-primary);
    outline-offset: 2px;
}

/* Print Stilleri */
@media print {
    .etkinlik-detay-container {
        background: var(--dark-bg);
        color: var(--star-normal-text-color);
    }

    .detay-main-card {
        box-shadow: none;
        border: 1px solid var(--star-border-color);
    }

    .back-button,
    .btn-participate,
    .btn-sponsor-visit {
        display: none;
    }
}