body {
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 600px;
    margin: 40px auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    padding: 32px 24px 24px 24px;
}

h1 {
    text-align: center;
    color: #333;
}

.search-box {
    width: 96%;
    padding: 10px;
    margin-bottom: 24px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
}

ul.firma-list {
    list-style: none;
    padding: 0;
}

ul.firma-list li {
    background: #f9f9f9;
    margin-bottom: 10px;
    padding: 14px 18px;
    border-radius: 4px;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.firma-link {
    display: flex;
    align-items: center;
    gap: 8px;
}

.panel-link {
    display: flex;
    align-items: center;
    gap: 4px;
    background: #1976d2;
    color: #fff !important;
    border-radius: 4px;
    padding: 4px 10px;
    font-size: 14px;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.2s;
}

.panel-link:hover {
    background: #1251a3;
}

.icon {
    display: inline-block;
    width: 18px;
    height: 18px;
    vertical-align: middle;
}

ul.firma-list a {
    color: #1976d2;
    text-decoration: none;
    font-weight: bold;
}

ul.firma-list button {
    color: #1976d2;
    text-decoration: none;
    font-weight: bold;
}

ul.firma-list a:hover {
    text-decoration: underline;
}

ul.firma-list button:hover {
    text-decoration: underline;
    cursor: pointer;
}

.no-result {
    text-align: center;
    color: #888;
    margin-top: 20px;
}

header {
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
    padding: 0;
    margin-bottom: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 90px;
}

header img {
    max-width: 90%;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

/* Favori ve Tümünü Göster butonları için tasarım */
.filter-buttons {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    justify-content: flex-end;
}

.filter-buttons button {
    background: #f5f5f5;
    color: #1976d2;
    border: 1px solid #1976d2;
    border-radius: 20px;
    padding: 6px 18px;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border 0.2s;
    outline: none;
}

.filter-buttons button.active {
    background: #1976d2;
    color: #fff;
    border: 1px solid #1976d2;
    font-weight: bold;
    box-shadow: 0 2px 8px 0 rgba(25, 118, 210, 0.08);
}

.filter-buttons button:hover:not(.active) {
    background: #e3f0fc;
    color: #1976d2;
}

/* Kısayol ve uygulama yükle butonları için sağ üst ve küçük boyutlar, alt alta hizalama */
.container-header {
    display: flex;
    justify-content: flex-end;
    align-items: flex-start;
    margin-bottom: 10px;
}

.shortcut-buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
}

.shortcut-buttons a#downloadLink,
.shortcut-buttons button#installAppBtn {
    font-size: 10px;
    padding: 4px 10px;
    border-radius: 5px;
    height: 28px;
    line-height: 20px;
    min-width: 140px;
    box-sizing: border-box;
}

.shortcut-buttons a#downloadLink {
    background: #1976d2;
    color: #fff;
    border: 1px solid #1976d2;
    text-decoration: none;
    transition: background 0.2s;
    text-align: center;
}

.shortcut-buttons a#downloadLink:hover {
    background: #1976d2;
    color: #fff;
}

.shortcut-buttons button#installAppBtn {
    background: #1976d2;
    color: #fff;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
    text-align: center;
}

.shortcut-buttons button#installAppBtn:hover {
    background: #3282d1;
}

/* SSS sayfası için özel stil */
.sss-container {
    max-width: 700px;
    margin: 40px auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 32px 24px 24px 24px;
}

.sss-section {
    margin-bottom: 32px;
}

.sss-section h2 {
    color: #333;
    font-size: 20px;
    margin-bottom: 10px;
}

.sss-link {
    color: #1976d2;
    font-weight: bold;
    text-decoration: underline;
    font-size: 16px;
}

.sss-link:hover {
    color: #1251a3;
}

/* SSS linki ve filtre butonları aynı satırda, SSS sola, butonlar sağa */
.filter-buttons-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.filter-sss-link {
    flex: 1;
    display: flex;
    align-items: center;
}

.sss-page-link {
    color: #1976d2;
    font-size: 13px;
    font-weight: bold;
    text-decoration: underline;
    padding: 6px 0 6px 2px;
    transition: color 0.2s;
}

.sss-page-link:hover {
    color: #1251a3;
}

/* Ana sayfaya dön linki ve header linki için stil */
.header-link {
    display: inline-block;
}

.header-link img {
    display: block;
}

.back-to-home {
    display: inline-block;
    margin-bottom: 18px;
    color: #1976d2;
    font-size: 15px;
    font-weight: bold;
    text-decoration: underline;
    transition: color 0.2s;
}

.back-to-home:hover {
    color: #1251a3;
}

/* Video player ortasında özel play/pause butonu için stil */
.video-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.custom-play-pause {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(25, 118, 210, 0.85);
    border: none;
    border-radius: 50%;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
    transition: background 0.2s;
}

.custom-play-pause:hover {
    background: rgba(25, 118, 210, 1);
}

#playPauseIcon {
    color: #fff;
    font-size: 38px;
    pointer-events: none;
}

#loading-spinner {
    display: none;
    /* Başta gizli */
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.4);
    /* soft arka plan */
    z-index: 1000;

    display: flex;
    justify-content: center;
    align-items: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 5px solid lightgray;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}