/* ===== GENEL AYARLAR ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

/* ===== GİRİŞ SAYFASI ===== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-back {
    text-align: center;
    margin-bottom: 16px;
}
.auth-back a {
    color: #667eea;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
}
.auth-back a:hover { text-decoration: underline; }

.auth-box {
    background: white;
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.logo {
    text-align: center;
    margin-bottom: 30px;
}

.logo-icon {
    font-size: 50px;
    display: block;
    margin-bottom: 10px;
}

.logo h1 {
    color: #333;
    font-size: 24px;
    font-weight: 600;
}

.tabs {
    display: flex;
    margin-bottom: 30px;
    background: #f0f0f0;
    border-radius: 10px;
    padding: 5px;
}

.tab {
    flex: 1;
    padding: 12px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #666;
    transition: all 0.3s;
}

.tab.active {
    background: white;
    color: #667eea;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.form {
    display: none;
}

.form.active {
    display: block;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
    font-size: 14px;
}

.input-group input,
.input-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.input-group input:focus,
.input-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.input-kucuk-not {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: #666;
    line-height: 1.35;
}

.btn {
    padding: 14px 28px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    width: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.mesaj {
    margin-top: 20px;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-size: 14px;
}

.mesaj.basarili {
    background: #d4edda;
    color: #155724;
}

.mesaj.hata {
    background: #f8d7da;
    color: #721c24;
}

/* Sosyal giriş */
.oauth-bolumu {
    margin-top: 28px;
}

.oauth-ayrac {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    color: #888;
    font-size: 13px;
}

.oauth-ayrac::before,
.oauth-ayrac::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e0e0e0;
}

.oauth-ayrac span {
    white-space: nowrap;
}

.oauth-butonlar {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-oauth {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid #e8e8e8;
    background: #fff;
    color: #333;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-oauth:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.oauth-ikon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.btn-oauth-github {
    background: #24292f;
    border-color: #24292f;
    color: #fff;
}

.btn-oauth-github .oauth-ikon {
    color: #fff;
}

.btn-oauth-facebook {
    background: #1877f2;
    border-color: #1877f2;
    color: #fff;
}

.btn-oauth-facebook .oauth-ikon {
    color: #fff;
}

/* ===== ANA SAYFA ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    background: white;
    border-radius: 15px;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header-left h1 {
    color: #333;
    font-size: 24px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

#kullanici-adi {
    color: #666;
    font-weight: 500;
}

.btn-logout {
    background: #ff6b6b;
    color: white;
    text-decoration: none;
    padding: 10px 20px;
}

.btn-logout:hover {
    background: #ee5a5a;
}

/* ===== İSTATİSTİKLER ===== */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    font-size: 40px;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 28px;
    font-weight: 700;
    color: #333;
}

.stat-label {
    color: #888;
    font-size: 14px;
}

/* ===== MÜZİK PANELİ (Spotify / YouTube gömme) ===== */
.music-panel {
    background: white;
    border-radius: 15px;
    padding: 24px 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}
.music-panel-header {
    margin-bottom: 8px;
    flex-wrap: wrap;
    gap: 12px;
}
.music-panel-header h2 {
    color: #333;
    font-size: 20px;
    margin: 0;
}
.music-tabs {
    display: flex;
    gap: 8px;
    background: #f0f0f0;
    padding: 4px;
    border-radius: 10px;
}
.music-tab {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    background: transparent;
    font-size: 13px;
    font-weight: 600;
    color: #666;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}
.music-tab.active {
    background: white;
    color: #667eea;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.music-hint {
    font-size: 12px;
    color: #888;
    margin: 0 0 14px;
    line-height: 1.45;
}
.music-hint code {
    font-size: 11px;
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 4px;
}
.music-frame-wrap {
    border-radius: 12px;
    overflow: hidden;
    background: #111;
    min-height: 152px;
}
.music-frame-wrap.music-frame-hidden {
    display: none;
}
.music-iframe {
    width: 100%;
    border: 0;
    display: block;
    vertical-align: middle;
}

/* ===== GÖREV EKLEME ===== */
.gorev-ekle-panel {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.gorev-ekle-panel h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 200px;
    gap: 20px;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.gorev-ekle-panel .btn-primary {
    width: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* ===== GÖREV LİSTESİ ===== */
.gorev-listesi-panel {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.panel-header h2 {
    color: #333;
    font-size: 20px;
}

.filtre-grup {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filtre-btn {
    padding: 8px 16px;
    border: 2px solid #e0e0e0;
    background: white;
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.3s;
}

.filtre-btn:hover {
    border-color: #667eea;
}

.filtre-btn.active {
    background: #667eea;
    border-color: #667eea;
    color: white;
}

.gorev-listesi {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.bos-mesaj {
    text-align: center;
    color: #888;
    padding: 40px;
}

.gorev-karti {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    border-left: 4px solid #e0e0e0;
    transition: all 0.3s;
}

.gorev-karti:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.gorev-karti.bekliyor {
    border-left-color: #ffc107;
}

.gorev-karti.devam_ediyor {
    border-left-color: #17a2b8;
}

.gorev-karti.tamamlandi {
    border-left-color: #28a745;
    opacity: 0.8;
}

.gorev-karti.tamamlandi h3 {
    text-decoration: line-through;
    color: #888;
}

.gorev-icerik h3 {
    color: #333;
    margin-bottom: 8px;
    font-size: 16px;
}

.gorev-icerik p {
    color: #666;
    font-size: 14px;
    margin-bottom: 10px;
}

.gorev-meta {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.tarih {
    color: #888;
    font-size: 13px;
}

.gorev-kalan-sure {
    color: #0c5460;
    font-size: 13px;
    font-weight: 600;
}

.gorev-kalan-sure.yakinda {
    color: #856404;
}

.gorev-kalan-sure.gecikt {
    color: #c0392b;
    font-weight: 600;
}

.durum-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.durum-badge.bekliyor {
    background: #fff3cd;
    color: #856404;
}

.durum-badge.devam_ediyor {
    background: #d1ecf1;
    color: #0c5460;
}

.durum-badge.tamamlandi {
    background: #d4edda;
    color: #155724;
}

.gorev-aksiyonlar {
    display: flex;
    gap: 10px;
    align-items: center;
}

.durum-select {
    padding: 8px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
}

.btn-sil {
    background: #ff6b6b;
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
}

.btn-sil:hover {
    background: #ee5a5a;
}

/* ===== ADMİN PANELİ ===== */
.admin-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

.admin-yardim-panel {
    grid-column: 1 / -1;
}

.admin-yardim-not {
    font-size: 13px;
    color: #666;
    margin: -8px 0 16px;
    line-height: 1.45;
}

.admin-filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

.admin-filter-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.admin-filter-grid .input-group {
    margin-bottom: 0;
}

.admin-filter-grid select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 14px;
    background: #fff;
}

.admin-filter-grid select:focus {
    outline: none;
    border-color: #667eea;
}

.admin-durum-row {
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.yardim-durum-badge {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.yardim-durum-badge.yeni {
    background: #e9f2ff;
    color: #1f5e9b;
}

.yardim-durum-badge.inceleniyor {
    background: #fff4db;
    color: #7a5400;
}

.yardim-durum-badge.cozuldu {
    background: #dff7e9;
    color: #155724;
}

.list-item.yardim-ucretli {
    border-left: 4px solid #667eea;
    background: #f8f7ff;
}

.panel {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

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

.list-container {
    max-height: 400px;
    overflow-y: auto;
}

.list-item {
    padding: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 10px;
    background: #f9f9f9;
}

.list-item:last-child {
    margin-bottom: 0;
}

.item-info strong {
    color: #333;
    display: block;
    margin-bottom: 5px;
}

.item-info span {
    color: #666;
    font-size: 14px;
}

.item-info p {
    color: #666;
    font-size: 14px;
    margin: 5px 0;
}

.item-meta {
    display: flex;
    gap: 15px;
    align-items: center;
    margin-top: 8px;
    flex-wrap: wrap;
}

.btn-secondary {
    background: #e8e8f0;
    color: #333;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14px;
    border: none;
    display: inline-block;
}
.btn-secondary:hover {
    background: #ddd;
}

.btn-hatirlatici-aktif {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.btn-hatirlatici-aktif:hover {
    background: #c3e6cb;
    color: #155724;
}

.btn-yardim {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(17, 153, 142, 0.35);
}
.btn-yardim:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
}

/* ===== ÖDÜL ÇUBUĞU ===== */
.odul-bar {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 255, 0.98) 100%);
    border-radius: 15px;
    padding: 18px 24px;
    margin-bottom: 24px;
    box-shadow: 0 8px 28px rgba(102, 126, 234, 0.18);
    border: 1px solid rgba(102, 126, 234, 0.2);
}
.odul-bar-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px 24px;
}
.odul-rozet {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
}
.odul-puan-wrap {
    display: flex;
    align-items: baseline;
    gap: 8px;
}
.odul-puan-label {
    font-size: 13px;
    color: #666;
}
.odul-puan {
    font-size: 26px;
    color: #333;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.odul-ilerleme {
    flex: 1 1 220px;
    margin: 0;
    font-size: 13px;
    color: #555;
    line-height: 1.45;
}

/* ===== TAMAMLAMA KUTLAMA ===== */
.celebration-overlay {
    position: fixed;
    inset: 0;
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s;
}
.celebration-overlay.celebration-on {
    pointer-events: auto;
    opacity: 1;
    visibility: visible;
}
.celebration-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 15, 35, 0.55);
    backdrop-filter: blur(6px);
}
.celebration-card {
    position: relative;
    z-index: 2;
    background: #fff;
    border-radius: 20px;
    padding: 32px 28px 24px;
    max-width: 380px;
    width: 100%;
    text-align: center;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
    animation: celebration-pop 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes celebration-pop {
    0% {
        transform: scale(0.85);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}
.celebration-check {
    width: 72px;
    height: 72px;
    margin: 0 auto 16px;
}
.celebration-check-svg {
    width: 72px;
    height: 72px;
}
.celebration-circle {
    stroke: #28a745;
    stroke-width: 3;
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    animation: celebration-ring 0.6s ease forwards 0.1s;
}
.celebration-tick {
    stroke: #28a745;
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    animation: celebration-tick 0.45s ease forwards 0.45s;
}
@keyframes celebration-ring {
    to {
        stroke-dashoffset: 0;
    }
}
@keyframes celebration-tick {
    to {
        stroke-dashoffset: 0;
    }
}
.celebration-title {
    font-size: 1.5rem;
    color: #333;
    margin-bottom: 8px;
}
.celebration-text {
    color: #666;
    font-size: 15px;
    margin-bottom: 8px;
}
.celebration-puan {
    font-size: 16px;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 20px;
    min-height: 1.4em;
}
.celebration-kapat {
    width: 100%;
    max-width: 200px;
}

.confetti-root {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    overflow: hidden;
}
.confetti-parca {
    position: absolute;
    top: -12px;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    animation: confetti-dus 2.4s ease-in forwards;
    opacity: 0.95;
}
@keyframes confetti-dus {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0.6;
    }
}

/* ===== YARDIM MODAL ===== */
.modal-root {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}
.modal-root[hidden] {
    display: none;
}
.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(20, 20, 40, 0.55);
    backdrop-filter: blur(4px);
}
.modal-kutu {
    position: relative;
    z-index: 1;
    background: #fff;
    border-radius: 16px;
    max-width: 520px;
    width: 100%;
    max-height: 90vh;
    overflow: auto;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
    padding: 20px 22px 24px;
}
.modal-baslik-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.modal-baslik-row h2 {
    margin: 0;
    font-size: 1.25rem;
    color: #333;
}
.modal-x {
    border: none;
    background: #f0f0f0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: #555;
}
.modal-x:hover {
    background: #e5e5e5;
}
.yardim-sekmeler {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}
.yardim-sekme {
    flex: 1;
    padding: 10px 12px;
    border: 2px solid #e8e8f0;
    border-radius: 10px;
    background: #fafafa;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    color: #555;
}
.yardim-sekme.active {
    border-color: #667eea;
    background: #eef0ff;
    color: #667eea;
}
.yardim-panel {
    font-size: 14px;
    color: #444;
    line-height: 1.5;
}
.yardim-aciklama {
    margin-bottom: 12px;
}
.yardim-link-wrap {
    margin: 12px 0;
}
.btn-forum {
    display: inline-block;
    text-decoration: none;
    text-align: center;
}
.yardim-kucuk {
    font-size: 12px;
    color: #888;
    word-break: break-all;
    margin-top: 8px;
}
.yardim-kucuk.yardim-ok {
    color: #155724;
}
.yardim-kucuk.yardim-hata {
    color: #721c24;
}
.yardim-ekstra-list {
    margin: 0 0 16px 1rem;
    padding: 0;
    color: #555;
    font-size: 13px;
}
.yardim-ekstra-list li {
    margin-bottom: 6px;
}
.yardim-form .input-group {
    margin-bottom: 14px;
}

/* ===== TANITIM SAYFASI ===== */
.landing-body {
    min-height: 100vh;
    background: linear-gradient(160deg, #1a1a2e 0%, #16213e 40%, #533483 100%);
    color: #fff;
}
.landing-wrap {
    max-width: 960px;
    margin: 0 auto;
    padding: 24px 20px 48px;
}
.landing-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
}
.landing-brand {
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}
.landing-logo { font-size: 1.75rem; }
.landing-btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.5);
    text-decoration: none;
    padding: 10px 22px;
    border-radius: 999px;
    font-weight: 600;
}
.landing-btn-outline:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.1);
}
.landing-hero { text-align: center; margin-bottom: 56px; }
.landing-badge {
    display: inline-block;
    background: rgba(255,255,255,0.12);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 13px;
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}
.landing-hero h1 {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    line-height: 1.25;
    font-weight: 800;
    margin-bottom: 16px;
}
.landing-gradient {
    background: linear-gradient(90deg, #a78bfa, #f472b6, #fb923c);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.landing-lead {
    font-size: 1.05rem;
    opacity: 0.88;
    max-width: 520px;
    margin: 0 auto 28px;
    line-height: 1.6;
}
.landing-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.landing-btn-main {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff !important;
    text-decoration: none;
    padding: 14px 36px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.45);
}
.landing-btn-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 48px rgba(102, 126, 234, 0.55);
}
.landing-link-alt {
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 14px;
}
.landing-link-alt:hover { color: #fff; }
.landing-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}
.landing-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(8px);
}
.landing-card-icon { font-size: 2rem; display: block; margin-bottom: 12px; }
.landing-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.landing-card p { font-size: 14px; opacity: 0.85; line-height: 1.5; }
.landing-footer {
    text-align: center;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 13px;
    opacity: 0.6;
}

/* ===== MOBİL UYUM ===== */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .gorev-karti {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .gorev-aksiyonlar {
        width: 100%;
        justify-content: flex-end;
    }

    .admin-panels {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.btn-theme {
    min-width: 120px;
}

.auth-theme-row {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 10px;
}

.landing-nav-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

html[data-theme='dark'] body {
    background: linear-gradient(135deg, #121826 0%, #1a1032 100%);
    color: #e8ecf4;
}

html[data-theme='dark'] .auth-box,
html[data-theme='dark'] .header,
html[data-theme='dark'] .stat-card,
html[data-theme='dark'] .music-panel,
html[data-theme='dark'] .gorev-ekle-panel,
html[data-theme='dark'] .gorev-listesi-panel,
html[data-theme='dark'] .panel,
html[data-theme='dark'] .modal-kutu,
html[data-theme='dark'] .celebration-card {
    background: #1f2633;
    color: #e8ecf4;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

html[data-theme='dark'] .header-left h1,
html[data-theme='dark'] .panel h2,
html[data-theme='dark'] .panel-header h2,
html[data-theme='dark'] .gorev-ekle-panel h2,
html[data-theme='dark'] .logo h1,
html[data-theme='dark'] .celebration-title,
html[data-theme='dark'] .stat-number {
    color: #f4f7ff;
}

html[data-theme='dark'] .stat-label,
html[data-theme='dark'] #kullanici-adi,
html[data-theme='dark'] .item-info span,
html[data-theme='dark'] .item-info p,
html[data-theme='dark'] .bos-mesaj,
html[data-theme='dark'] .landing-lead,
html[data-theme='dark'] .landing-link-alt,
html[data-theme='dark'] .yardim-kucuk {
    color: #b7c0d4;
}

html[data-theme='dark'] .tab,
html[data-theme='dark'] .filtre-btn,
html[data-theme='dark'] .durum-select,
html[data-theme='dark'] .btn-secondary,
html[data-theme='dark'] .yardim-sekme,
html[data-theme='dark'] .modal-x {
    background: #2a3446;
    border-color: #3a465d;
    color: #dbe3f3;
}

html[data-theme='dark'] .btn-hatirlatici-aktif {
    background: #1e3d2f;
    color: #b8f0c8;
    border-color: #2d5a45;
}

html[data-theme='dark'] .btn-hatirlatici-aktif:hover {
    background: #2a5240;
    color: #d4fae0;
}

html[data-theme='dark'] .tab.active,
html[data-theme='dark'] .filtre-btn.active,
html[data-theme='dark'] .yardim-sekme.active {
    background: #3a4f7a;
    border-color: #5d7ec1;
    color: #ffffff;
}

html[data-theme='dark'] .input-group input,
html[data-theme='dark'] .input-group textarea,
html[data-theme='dark'] .admin-filter-grid select {
    background: #121a27;
    color: #e8ecf4;
    border-color: #39465d;
}

html[data-theme='dark'] .input-group label,
html[data-theme='dark'] .auth-back a,
html[data-theme='dark'] .oauth-ayrac,
html[data-theme='dark'] .music-hint {
    color: #c2cbde;
}

html[data-theme='dark'] .input-kucuk-not {
    color: #8a96ae;
}

html[data-theme='dark'] .gorev-kalan-sure {
    color: #7dd3e8;
}

html[data-theme='dark'] .gorev-kalan-sure.yakinda {
    color: #f5d547;
}

html[data-theme='dark'] .gorev-kalan-sure.gecikt {
    color: #ff8a80;
}

html[data-theme='dark'] .gorev-karti,
html[data-theme='dark'] .list-item {
    background: #151f2f;
    border-color: #31405a;
}

html[data-theme='dark'] .landing-card {
    background: rgba(13, 19, 31, 0.88);
    border-color: rgba(109, 130, 170, 0.4);
}

html[data-theme='dark'] .landing-footer {
    border-top-color: rgba(160, 174, 204, 0.2);
}