/**
 * Modern Hedef Takip Sistemi - CSS
 * Temiz, responsive ve kullanıcı dostu tasarım
 */

/* Reset ve Base Styles */
* {
    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;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Alert Messages */
.alert {
    padding: 15px 20px;
    margin: 15px 0;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    animation: slideIn 0.3s ease-out;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

.header-content h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.header-content p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Dashboard Grid */
.dashboard {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

@media (max-width: 768px) {
    .dashboard {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* Cards */
.progress-card,
.input-card,
.history-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.progress-card::before,
.input-card::before,
.history-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

/* Progress Card */
.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.progress-header h2 {
    color: #333;
    font-size: 1.5rem;
}

.target-amount {
    font-size: 1.8rem;
    font-weight: bold;
    color: #667eea;
}

.progress-circle {
    position: relative;
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-fill {
    transition: stroke-dashoffset 0.5s ease-in-out;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.percentage {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: #667eea;
}

.amount {
    display: block;
    font-size: 1.2rem;
    color: #666;
    margin-top: 5px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
    transition: transform 0.2s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
}

.stat-item i {
    font-size: 2rem;
    color: #667eea;
}

.stat-item .label {
    display: block;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 5px;
}

.stat-item .value {
    display: block;
    font-size: 1.3rem;
    font-weight: bold;
    color: #333;
}

/* Form Styles */
.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.error-message {
    color: #dc3545;
    font-size: 0.9rem;
    margin-top: 5px;
    display: none;
}

/* Buttons */
.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 12px;
    font-size: 0.9rem;
}

/* History List */
.history-list {
    max-height: 400px;
    overflow-y: auto;
}

.history-item {
    display: flex;
    align-items: center;
    padding: 20px;
    margin-bottom: 15px;
    background: #f8f9fa;
    border-radius: 15px;
    transition: all 0.3s ease;
}

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

.history-amount {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: bold;
    color: #28a745;
    min-width: 150px;
}

.history-details {
    flex: 1;
    margin-left: 20px;
}

.history-date {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 5px;
}

.history-desc {
    color: #333;
}

.history-actions {
    margin-left: 20px;
}

.no-data {
    text-align: center;
    padding: 60px 20px;
    color: #666;
}

.no-data i {
    font-size: 3rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Loading States */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .header-content h1 {
        font-size: 2rem;
    }
    
    .progress-card,
    .input-card,
    .history-card {
        padding: 20px;
    }
    
    .progress-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .history-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .history-amount {
        min-width: auto;
    }
    
    .history-details {
        margin-left: 0;
    }
    
    .history-actions {
        margin-left: 0;
        align-self: flex-end;
    }
}

@media (max-width: 480px) {
    .header-content h1 {
        font-size: 1.8rem;
    }
    
    .progress-card,
    .input-card,
    .history-card {
        padding: 15px;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
}

/* Scrollbar Styling */
.history-list::-webkit-scrollbar {
    width: 6px;
}

.history-list::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.history-list::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 3px;
}

.history-list::-webkit-scrollbar-thumb:hover {
    background: #5a6fd8;
}

/* Print Styles */
@media print {
    body {
        background: white;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    .btn {
        display: none;
    }
    
    .progress-card,
    .input-card,
    .history-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}