/**
 * Sağ ve sol dikey reklam bannerları
 * İKAF'26 başlıklı, slider, başlık + görsel + detaya git butonu
 */

.side-banners-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 1000;
}

.side-banner {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: auto;
    display: none;
}

.side-banner-left {
    left: 16px;
}

.side-banner-right {
    right: 16px;
}

.side-banner-inner {
    position: relative;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #ffffff 0%, #f8f9ff 100%);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 
        0 4px 20px rgba(26, 35, 126, 0.08),
        0 12px 40px rgba(26, 35, 126, 0.12);
    border: 1px solid rgba(26, 35, 126, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.side-banner:hover .side-banner-inner {
    transform: translateY(-4px);
    box-shadow: 
        0 8px 30px rgba(26, 35, 126, 0.12),
        0 20px 50px rgba(26, 35, 126, 0.15);
}

/* Üst başlık - İKAF'26 */
.side-banner-header {
    background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    padding: 12px 16px;
    text-align: center;
    flex-shrink: 0;
}

.side-banner-logo {
    color: #fff;
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* İçerik alanı */
.side-banner-content {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.side-banner-item {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(20px);
    transition: opacity 0.5s ease, visibility 0.5s ease, transform 0.5s ease;
}

.side-banner-item.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* Firma başlığı */
.side-banner-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: #1a237e;
    text-align: center;
    margin: 0 0 12px 0;
    line-height: 1.3;
    flex-shrink: 0;
}

/* Görsel alanı */
.side-banner-image {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    min-height: 0;
}

.side-banner-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.side-banner-item:hover .side-banner-image img {
    transform: scale(1.03);
}

/* Detaya Git butonu */
.side-banner-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, #fecb15 0%, #ffd54f 100%);
    color: #1a237e;
    padding: 10px 16px;
    border-radius: 25px;
    font-size: 0.8rem;
    font-weight: 700;
    text-decoration: none;
    margin-top: 12px;
    flex-shrink: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(254, 203, 21, 0.3);
}

.side-banner-btn:hover {
    background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(26, 35, 126, 0.3);
}

.side-banner-btn i {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.side-banner-btn:hover i {
    transform: translateX(3px);
}

/* Alt nokta göstergeleri (dots) */
.side-banner-dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    background: rgba(26, 35, 126, 0.03);
    flex-shrink: 0;
}

.side-banner-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(26, 35, 126, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.side-banner-dot:hover {
    background: rgba(26, 35, 126, 0.4);
}

.side-banner-dot.active {
    background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    transform: scale(1.2);
}

/* Alt animasyonlu şerit */
.side-banner-inner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1a237e, #fecb15, #1a237e);
    background-size: 200% 100%;
    animation: bannerGlow 3s linear infinite;
    z-index: 10;
}

@keyframes bannerGlow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ===== RESPONSIVE: Ekran genişliğine göre boyut ===== */

/* 1280px - 1439px */
@media (min-width: 1280px) {
    .side-banner {
        display: block;
        width: 180px;
    }
    .side-banner-inner {
        height: 420px;
    }
    .side-banner-left { left: 12px; }
    .side-banner-right { right: 12px; }
}

/* 1440px - 1599px */
@media (min-width: 1440px) {
    .side-banner {
        width: 200px;
    }
    .side-banner-inner {
        height: 480px;
    }
    .side-banner-left { left: 20px; }
    .side-banner-right { right: 20px; }
    .side-banner-header { padding: 14px 18px; }
    .side-banner-logo { font-size: 1.1rem; }
    .side-banner-title { font-size: 0.9rem; }
    .side-banner-btn { padding: 12px 18px; font-size: 0.85rem; }
}

/* 1600px - 1919px */
@media (min-width: 1600px) {
    .side-banner {
        width: 220px;
    }
    .side-banner-inner {
        height: 540px;
        border-radius: 20px;
    }
    .side-banner-left { left: 28px; }
    .side-banner-right { right: 28px; }
    .side-banner-header { padding: 16px 20px; }
    .side-banner-logo { font-size: 1.2rem; letter-spacing: 1.5px; }
    .side-banner-item { padding: 20px; }
    .side-banner-title { font-size: 0.95rem; margin-bottom: 14px; }
    .side-banner-btn { padding: 12px 20px; font-size: 0.9rem; }
}

/* 1920px+ */
@media (min-width: 1920px) {
    .side-banner {
        width: 240px;
    }
    .side-banner-inner {
        height: 600px;
    }
    .side-banner-left { left: 40px; }
    .side-banner-right { right: 40px; }
    .side-banner-header { padding: 18px 24px; }
    .side-banner-logo { font-size: 1.3rem; }
    .side-banner-item { padding: 24px; }
    .side-banner-title { font-size: 1rem; }
    .side-banner-btn { padding: 14px 24px; font-size: 0.95rem; }
    .side-banner-dots { padding: 12px; gap: 8px; }
    .side-banner-dot { width: 10px; height: 10px; }
}

/* 2560px+ */
@media (min-width: 2560px) {
    .side-banner {
        width: 280px;
    }
    .side-banner-inner {
        height: 700px;
    }
    .side-banner-left { left: 60px; }
    .side-banner-right { right: 60px; }
    .side-banner-header { padding: 20px 28px; }
    .side-banner-logo { font-size: 1.4rem; }
    .side-banner-item { padding: 28px; }
    .side-banner-title { font-size: 1.1rem; }
    .side-banner-btn { padding: 16px 28px; font-size: 1rem; }
}