/* Görev Yönetimi Uygulaması - Koyu Tema CSS Dosyası */

/* Genel Stiller */
:root {
    /* Koyu tema ana renkleri */
    --dark-bg: #0f0f13;
    --dark-surface: #1a1a22;
    --dark-card: #24242e;
    --dark-hover: #2c2c38;
    --dark-border: #32323e;
    --dark-text: #f2f2f2;
    --dark-text-secondary: #a9adc1;
    
    /* Modern renk paleti */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: rgba(99, 102, 241, 0.1);
    --success: #22c55e;
    --success-light: rgba(34, 197, 94, 0.1);
    --danger: #ef4444;
    --danger-light: rgba(239, 68, 68, 0.1);
    --warning: #f59e0b;
    --warning-light: rgba(245, 158, 11, 0.1);
    --info: #06b6d4;
    --info-light: rgba(6, 182, 212, 0.1);
    
    /* Gölge değişkenleri */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
}

body {
    background-color: var(--dark-bg);
    color: var(--dark-text);
    font-family: 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 300;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

.container {
    max-width: 1200px;
}

/* Başlık ve Kartlar */
.card {
    background-color: var(--dark-card);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--dark-border);
    margin-bottom: 20px;
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    background-color: var(--dark-surface);
    border-bottom: 1px solid var(--dark-border);
    padding: 16px 20px;
    color: var(--dark-text);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body {
    padding: 20px;
}

.card-footer {
    background-color: var(--dark-surface);
    border-top: 1px solid var(--dark-border);
    padding: 16px 20px;
}

/* Butonlar */
.btn {
    font-weight: 500;
    border-radius: var(--radius-sm);
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    text-transform: none;
    letter-spacing: 0.025em;
    line-height: 1.5;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-success {
    background-color: var(--success);
    border-color: var(--success);
}

.btn-danger {
    background-color: var(--danger);
    border-color: var(--danger);
}

.btn-outline-danger {
    color: var(--danger);
    border-color: var(--danger);
}

.btn-outline-danger:hover {
    background-color: var(--danger);
    border-color: var(--danger);
}

.btn-outline-secondary {
    color: var(--dark-text-secondary);
    border-color: var(--dark-border);
}

.btn-outline-secondary:hover {
    background-color: var(--dark-hover);
    color: var(--dark-text);
}

.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
}

/* Form Elemanları */
.form-control, .form-select {
    background-color: var(--dark-surface);
    border: 1px solid var(--dark-border);
    color: var(--dark-text);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
    background-color: var(--dark-surface);
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(99, 102, 241, 0.15);
    color: var(--dark-text);
}

.form-select option {
    background-color: var(--dark-surface);
    color: var(--dark-text);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--dark-text-secondary);
}

/* Tablo Stilleri */
.table {
    color: var(--dark-text);
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.table thead th {
    background-color: var(--dark-surface);
    border-bottom: 2px solid var(--dark-border);
    font-weight: 600;
    color: var(--dark-text);
    padding: 1rem;
    vertical-align: middle;
}

.table tbody tr {
    border-bottom: 1px solid var(--dark-border);
    transition: all 0.2s ease;
}

.table tbody tr:hover {
    background-color: var(--dark-hover);
}

.table td {
    padding: 1rem;
    vertical-align: middle;
}

.text-muted {
    color: var(--dark-text-secondary) !important;
}

/* Kanban Panosu Stilleri - Tamamen Yeniden Tasarlandı */
.task-dashboard-header {
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.filter-card {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.kanban-board {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kanban-column {
    background-color: var(--dark-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--dark-border);
    transition: all 0.3s ease;
}

.kanban-column:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.kanban-column-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    color: var(--dark-text);
    font-weight: 600;
    border-bottom: 1px solid var(--dark-border);
}

.kanban-column-header .task-count {
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 99px;
    padding: 0.25rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
}

.task-list {
    padding: 1.25rem;
    overflow-y: auto;
    height: calc(100vh - 300px);
    min-height: 350px;
    position: relative;
}

.task-list.empty::after {
    content: "Bu durumda henüz görev yok";
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 0.9rem;
    color: var(--dark-text-secondary);
    font-style: italic;
    opacity: 0.7;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    text-align: center;
    padding: 20px;
}

/* Tamamen Yeniden Tasarlanan Görev Kartları */
.task-card {
    background-color: var(--dark-card);
    border-radius: var(--radius-md);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.25rem;
    cursor: grab;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--dark-border);
    display: flex;
    flex-direction: column;
    padding: 1rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.task-card:hover {
    transform: none;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-color: var(--dark-border);
}

.task-card:active {
    cursor: grabbing;
}

.task-card.updating {
    opacity: 0.7;
    pointer-events: none;
}

.task-card.updating::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(99, 102, 241, 0.1) 25%, transparent 25%, transparent 50%, rgba(99, 102, 241, 0.1) 50%, rgba(99, 102, 241, 0.1) 75%, transparent 75%, transparent);
    background-size: 56.57px 56.57px;
    z-index: 1;
    animation: stripes 1s linear infinite;
}

@keyframes stripes {
    0% { background-position: 0 0; }
    100% { background-position: 56.57px 0; }
}

.priority-indicator {
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    z-index: 2;
    opacity: 1;
    border-radius: 4px 0 0 4px;
}

.priority-indicator.high {
    background-color: var(--danger);
    box-shadow: none;
}

.priority-indicator.medium {
    background-color: var(--warning);
    box-shadow: none;
}

.priority-indicator.low {
    background-color: var(--info);
    box-shadow: none;
}

.task-image {
    width: 100%;
    height: 150px;
    overflow: hidden;
    background-color: var(--dark-bg);
    position: relative;
    border-radius: var(--radius-sm);
    margin-bottom: 0.75rem;
}

.task-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: none;
}

.task-card:hover .task-image img {
    transform: none;
    filter: none;
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    padding-left: 0.5rem;
}

.task-header h6 {
    margin: 0;
    font-weight: 600;
    line-height: 1.3;
    flex: 1;
    margin-right: 0.5rem;
    font-size: 1rem;
    color: var(--dark-text);
    letter-spacing: -0.01em;
}

.task-description {
    color: var(--dark-text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    padding-left: 0.5rem;
}

.task-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--dark-text-secondary);
    margin-top: 0.75rem;
    border-top: 1px solid var(--dark-border);
    padding-top: 0.75rem;
    padding-left: 0.5rem;
}

.task-meta > div {
    display: flex;
    align-items: center;
    margin-bottom: 0.25rem;
}

.task-meta > div i {
    width: 16px;
    margin-right: 0.35rem;
    color: var(--dark-text-secondary);
    opacity: 0.8;
}

.task-meta .due-date {
    color: var(--warning);
}

.task-meta .assigned-user,
.task-meta .assigned-role {
    color: var(--info);
}

.task-meta .created-by {
    font-weight: 500;
    color: var(--primary);
    opacity: 0.9;
}

.task-meta .created-by i {
    color: var(--primary);
}

.task-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
    justify-content: flex-start;
    flex-wrap: wrap;
    border-top: 1px solid var(--dark-border);
    padding-top: 0.75rem;
}

.task-actions .btn {
    padding: 0.4rem 0.7rem;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 0.01em;
    box-shadow: none;
    transition: transform 0.1s ease, background-color 0.2s ease;
}

.task-actions .btn:hover {
    transform: translateY(-1px);
    box-shadow: none;
}

.task-actions .btn i {
    font-size: 0.75rem;
}

.task-actions .btn-info {
    background-color: var(--info);
    border-color: var(--info);
}

.task-actions .btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
}

.task-actions .btn-danger {
    background-color: var(--danger);
    border-color: var(--danger);
}

.delete-form {
    margin: 0;
}

.btn-info {
    background-color: var(--info);
    border-color: var(--info);
    color: white;
}

.btn-info:hover {
    background-color: darken(var(--info), 10%);
    border-color: darken(var(--info), 10%);
    color: white;
}

/* SortableJS Stilleri */
.ghost {
    opacity: 0.5;
    background-color: var(--dark-card) !important;
    border: 2px dashed var(--primary) !important;
}

.chosen {
    box-shadow: var(--shadow-lg);
    background-color: var(--dark-hover) !important;
}

.drag {
    opacity: 0.8;
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* Badge Stilleri */
.badge {
    padding: 0.4em 0.65em;
    font-weight: 500;
    border-radius: var(--radius-sm);
    font-size: 0.75em;
    letter-spacing: 0.025em;
}

.bg-danger {
    background-color: var(--danger) !important;
}

.bg-warning {
    background-color: var(--warning) !important;
    color: #212529;
}

.bg-info {
    background-color: var(--info) !important;
}

.bg-success {
    background-color: var(--success) !important;
}

.bg-secondary {
    background-color: var(--dark-surface) !important;
}

.bg-primary {
    background-color: var(--primary) !important;
}

/* Ana Sayfa Özellikleri */
.hero-section {
    background: linear-gradient(135deg, var(--dark-surface) 0%, var(--dark-bg) 100%);
    color: var(--dark-text);
    border-radius: var(--radius-lg);
    margin: 1rem;
    box-shadow: var(--shadow-lg);
}

.features-section {
    background-color: var(--dark-card) !important;
    border-radius: var(--radius-lg);
    margin: 1rem;
}

.feature-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

#features .card {
    background-color: var(--dark-surface);
    transition: transform 0.3s ease;
    border: none !important;
    box-shadow: var(--shadow-md);
}

#features .card:hover {
    transform: translateY(-10px);
}

/* Responsive Ayarlar */
@media (max-width: 992px) {
    .kanban-board {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .task-list {
        height: auto;
        max-height: 600px;
    }
}

@media (max-width: 768px) {
    .kanban-board {
        grid-template-columns: 1fr;
    }
    
    .task-list {
        height: auto;
        max-height: 500px;
    }
    
    .btn {
        padding: 0.5rem 0.75rem;
    }
}

/* Giriş ve Kayıt Formları */
.auth-card {
    max-width: 450px;
    margin: 40px auto;
    box-shadow: var(--shadow-lg);
    background-color: var(--dark-card);
    border-radius: var(--radius-md);
}

.auth-card .card-header {
    text-align: center;
    padding: 24px 20px;
    background-color: var(--dark-surface);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.auth-card .card-footer {
    text-align: center;
    background-color: var(--dark-surface);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: 16px 20px;
}

/* Flash mesajları */
.alert {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    border: 1px solid transparent;
    font-weight: 500;
}

.alert-success {
    background-color: var(--success-light);
    border-color: rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.alert-danger {
    background-color: var(--danger-light);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--danger);
}

.alert-warning {
    background-color: var(--warning-light);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--warning);
}

.alert-info {
    background-color: var(--info-light);
    border-color: rgba(6, 182, 212, 0.3);
    color: var(--info);
}

/* Modal Stilleri */
.modal-content {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--dark-border);
    background-color: var(--dark-surface);
    padding: 1rem 1.5rem;
    border-radius: calc(var(--radius-md) - 1px) calc(var(--radius-md) - 1px) 0 0;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--dark-border);
    background-color: var(--dark-surface);
    padding: 1rem 1.5rem;
    border-radius: 0 0 calc(var(--radius-md) - 1px) calc(var(--radius-md) - 1px);
}

/* Genel Renk Ayarları */
a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
}

hr {
    border-top: 1px solid var(--dark-border);
    margin: 1.5rem 0;
    opacity: 0.1;
}

/* Özel Tasarım Elementleri */
.page-header {
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--dark-border);
}

/* Scrollbar Tasarımı */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background-color: var(--dark-border);
    border-radius: 10px;
    border: 2px solid var(--dark-bg);
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--dark-hover);
}