/* Inherits global vars from ../../index.css */

body {
    background-color: var(--background, #0f172a);
    color: var(--text-primary, #f8fafc);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

.glass {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .glass {
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid var(--border);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.05);
}

.app-container {
    max-width: 480px;
    margin: 0 auto;
    padding: 1.5rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    padding-top: 1rem;
}

.back-btn {
    color: var(--text-secondary, #94a3b8);
    text-decoration: none;
    padding: 0.5rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #fff);
}

[data-theme="light"] .back-btn {
    background: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .back-btn:hover {
    background: rgba(0, 0, 0, 0.1);
}

header h1 {
    margin: 0 0 0 1rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.status-card {
    border-radius: 24px;
    padding: 2.5rem 1.5rem;
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.status-card.active {
    background: rgba(16, 185, 129, 0.05);
    border-color: rgba(16, 185, 129, 0.2);
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.1);
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-secondary, #94a3b8);
    margin: 0 auto 1rem;
    transition: all 0.3s ease;
}

.status-card.active .status-indicator {
    background-color: #10b981;
    box-shadow: 0 0 15px #10b981;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

#statusText {
    font-size: 1.25rem;
    margin: 0 0 0.5rem;
    color: var(--text-secondary, #94a3b8);
}

.status-card.active #statusText {
    color: #10b981;
}

.timer {
    font-size: 3.5rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    letter-spacing: -1px;
    margin: 1rem 0 0.5rem;
    color: var(--text-primary, #fff);
}

.subtitle {
    color: var(--text-secondary, #94a3b8);
    font-size: 0.9rem;
    margin: 0 0 2rem;
}

.action-btn {
    border: none;
    border-radius: 16px;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    color: #fff;
    width: 100%;
    justify-content: center;
}

.start-btn {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.start-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.stop-btn {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.stop-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

.summary-card {
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.summary-card h3 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-secondary, #94a3b8);
    font-weight: 500;
}

.total-time {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary, #3b82f6);
}

.history-section h3 {
    font-size: 1.1rem;
    margin: 0 0 1rem;
    font-weight: 600;
}

.session-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.session-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

[data-theme="light"] .session-item {
    background: var(--card-bg);
    border: 1px solid var(--border);
}

.session-times {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.session-time-range {
    font-size: 0.95rem;
    color: var(--text-primary, #fff);
}

.session-date {
    font-size: 0.8rem;
    color: var(--text-secondary, #94a3b8);
}

.session-duration {
    font-weight: 600;
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 8px;
    font-size: 0.9rem;
}

.empty-state {
    text-align: center;
    color: var(--text-secondary, #94a3b8);
    padding: 2rem 0;
    font-size: 0.95rem;
}