@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
    --bg-base: #0f1115;
    --bg-surface: #181b21;
    --bg-surface-elevated: #22262d;
    --text-primary: #f0f2f5;
    --text-secondary: #9ba1a6;
    --accent-primary: #7e57c2;
    --accent-secondary: #ff4081;
    --accent-gradient: linear-gradient(135deg, #7e57c2 0%, #ff4081 100%);
    --card-border: rgba(255, 255, 255, 0.05);
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.2);

    /* Bootstrap native dark mode overrides */
    --bs-body-color: var(--text-primary);
    --bs-heading-color: var(--text-primary);
    --bs-body-bg: var(--bg-base);
    --bs-list-group-color: var(--text-primary);
    --bs-list-group-bg: var(--bg-surface);
    --bs-list-group-border-color: var(--card-border);
    --bs-table-color: var(--text-primary);
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--card-border);
    --bs-border-color: var(--card-border);
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease;
}

h1, h2, h3, h4, h5, h6, .brand-font {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    color: var(--text-primary) !important;
}

/* Navbar */
.navbar {
    background: rgba(24, 27, 33, 0.8) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
    padding: 1rem 0;
}
.navbar-brand {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav-link i {
    font-size: 1.25rem;
    color: var(--text-secondary);
    transition: color 0.2s, transform 0.2s;
}
.nav-link:hover i {
    color: var(--text-primary);
    transform: scale(1.1);
}

/* Cards & Containers */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.card-header {
    background: transparent;
    border-bottom: 1px solid var(--card-border);
    padding: 1.25rem 1.5rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
}

/* Buttons */
.btn-primary {
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    padding: 0.6rem 1.5rem;
    font-weight: 600;
    color: white !important;
    font-family: 'Outfit', sans-serif;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(126, 87, 194, 0.4);
}
.btn-primary::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}
.btn-primary:active::after {
    left: 100%;
    transition: 0s;
}

/* Table */
.table {
    color: var(--text-primary) !important;
    vertical-align: middle;
}
.table > :not(caption) > * > * {
    background-color: transparent !important;
    border-bottom-color: var(--card-border);
    color: var(--text-primary) !important;
}
.table thead th {
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--card-border);
}

/* Inputs */
.form-control, .form-select {
    background-color: var(--bg-surface-elevated);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control:focus, .form-select:focus {
    background-color: var(--bg-surface-elevated);
    color: var(--text-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(126, 87, 194, 0.25);
}
.form-control::placeholder {
    color: #555;
}

/* Stat Badges */
.stat-badge {
    background: var(--bg-surface-elevated);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    border: 1px solid var(--card-border);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0.25rem;
}
.stat-badge span {
    font-weight: 700;
    color: var(--accent-primary);
}

/* Modals */
.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
}
.modal-header {
    border-bottom-color: var(--card-border);
}
.modal-footer {
    border-top-color: var(--card-border);
}

/* Fix FullCalendar dark mode */
.fc-theme-standard td, .fc-theme-standard th {
    border-color: var(--card-border) !important;
}
.fc-col-header-cell-cushion, .fc-daygrid-day-number {
    color: var(--text-secondary);
    text-decoration: none;
}
.fc-event {
    background-color: var(--accent-primary) !important;
    border-color: var(--accent-primary) !important;
    cursor: pointer;
}

/* Routine Card */
.routine-highlight {
    border-left: 4px solid var(--accent-primary);
}

/* Sets input container */
.set-input-group {
    display: inline-flex;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 0.25rem;
}
.set-input-group input {
    width: 60px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    text-align: center;
    padding: 0.25rem;
}
.set-input-group input:focus {
    outline: none;
    box-shadow: none;
}
.set-input-group .separator {
    color: var(--text-secondary);
    align-self: center;
    font-size: 0.8rem;
}

/* PR Badge */
.pr-badge {
    position: absolute;
    top: -14px; right: -16px;
    background: #28a745 !important;
    color: white !important;
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    border: 1px solid #1e7e34;
    font-weight: bold;
    animation: bounceIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Active Session PR Breaker */
.volume-pr-breaker {
    background: linear-gradient(45deg, #FFD700, #F39C12) !important;
    color: #111 !important;
    border: none !important;
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.6);
    transform: scale(1.05);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: goldPulse 2s infinite alternate;
}

@keyframes goldPulse {
    0% { box-shadow: 0 0 8px rgba(255, 215, 0, 0.3); transform: scale(1.02); }
    100% { box-shadow: 0 0 20px rgba(255, 215, 0, 0.8); transform: scale(1.08); }
}

/* Micro animations */
@keyframes bounceIn {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

.fade-in { animation: fadeIn 0.4s ease forwards; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.blur-in { animation: blurIn 0.5s ease forwards; }
@keyframes blurIn {
    from { opacity: 0; filter: blur(10px); }
    to { opacity: 1; filter: blur(0); }
}

/* Mobile / Tablet Responsive Table */
@media (max-width: 992px) {
    .table-responsive-sm table thead {
        display: none;
    }
    .table-responsive-sm table tr {
        display: block;
        margin-bottom: 1.5rem;
        background: var(--bg-surface-elevated);
        border-radius: var(--radius-md);
        padding: 1.5rem 1rem;
        border: 1px solid var(--card-border);
    }
    .table-responsive-sm table td {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        border: none;
        padding: 0.75rem 0;
        position: relative;
    }
    .table-responsive-sm table td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-secondary);
        font-size: 0.9rem;
        text-transform: uppercase;
        letter-spacing: 1px;
        margin-bottom: 0.75rem;
        align-self: center;
    }
    
    /* Touch-friendly inputs */
    .set-input-group {
        margin: 0.5rem auto;
        padding: 0.5rem;
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    .set-input-group input {
        width: 90px;
        font-size: 1.25rem;
        padding: 0.5rem;
    }
    .set-input-group .separator {
        font-size: 1.2rem;
        margin: 0 0.5rem;
    }
    
    /* Touch-friendly buttons */
    .table-responsive-sm table td[data-label="Actions"] button {
        padding: 0.75rem 1.5rem;
        font-size: 1.2rem;
        margin: 0.25rem;
    }
}