@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('./Inter/Inter-VariableFont_opsz,wght.ttf') format('truetype');
}

@font-face {
    font-family: 'Inter';
    font-style: italic;
    font-weight: 100 900;
    font-display: swap;
    src: url('./Inter/Inter-Italic-VariableFont_opsz,wght.ttf') format('truetype');
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

header {
    text-align: center;
    margin-bottom: 3rem;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.subtitle {
    color: rgba(255,255,255,0.9);
    font-size: 1.1rem;
    font-weight: 300;
}

.timer-card {
    background: white;
    border-radius: 20px;
    padding: 3rem 2rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
    text-align: center;
}

.method-selection {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid #f0f0f0;
}

.method-selection h3 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.method-options {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.method-btn {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 15px;
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
    text-align: center;
}

.method-btn:hover {
    border-color: #e74c3c;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.2);
}

.method-btn.active {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
    border-color: #e74c3c;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

.method-name {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.method-desc {
    display: block;
    font-size: 0.8rem;
    opacity: 0.8;
}

.timer-display {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.time-remaining {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.time-remaining span:first-child {
    font-size: 3rem;
    font-weight: 700;
    color: #e74c3c;
    text-shadow: 0 2px 4px rgba(231, 76, 60, 0.3);
}

.time-label {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

.progress-container {
    margin-bottom: 2rem;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: #f0f0f0;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #e74c3c, #c0392b);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 6px;
}

.progress-text {
    font-size: 0.9rem;
    color: #666;
}

.controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 140px;
}

.btn-primary {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.6);
}

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

.btn-secondary {
    background: #ecf0f1;
    color: #666;
    border: 2px solid #ddd;
}

.btn-secondary:hover:not(:disabled) {
    background: #d5dbdb;
    border-color: #bdc3c7;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.status {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 15px;
    border-left: 4px solid #e74c3c;
}

.status-text {
    font-size: 1.1rem;
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.last-meal-time {
    font-size: 0.9rem;
    color: #7f8c8d;
}

.info-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.info-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.info-card ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 2rem;
}

.info-card li {
    padding: 0.5rem 0;
    color: #555;
    position: relative;
    padding-left: 1.5rem;
}

.info-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #27ae60;
    font-weight: bold;
}

.method-info {
    border-top: 2px solid #f0f0f0;
    padding-top: 2rem;
}

.method-info h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.method-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.method-item {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 10px;
    border-left: 3px solid #e74c3c;
    font-size: 0.9rem;
    color: #555;
}

/* Timer running state */
.timer-running .time-remaining span:first-child {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .timer-card {
        padding: 2rem 1rem;
    }
    
    .method-options {
        flex-direction: column;
        align-items: center;
    }
    
    .method-btn {
        width: 100%;
        max-width: 250px;
    }
    
    .timer-display {
        gap: 1rem;
    }
    
    .time-remaining span:first-child {
        font-size: 2.5rem;
    }
    
    .controls {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .method-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .timer-display {
        flex-direction: column;
        gap: 1rem;
    }
    
    .time-remaining {
        flex-direction: row;
        gap: 0.5rem;
        align-items: baseline;
    }
    
    .time-remaining span:first-child {
        font-size: 2rem;
    }
}

.btn-info {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

.btn-info:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.6);
}

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

/* Footer styles */
footer {
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 2rem;
    border-top: 1px solid #e0e0e0;
}

footer p {
    margin: 0;
    color: #ffffff;
    font-size: 0.9rem;
}

footer a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #ffffff;
    text-decoration: underline;
}