/* -------------------------------------------------------------
   CORE DESIGN SYSTEM
   ------------------------------------------------------------- */
:root {
    --bg-main: #060913;
    --bg-card: #0d1222;
    --bg-sidebar: #090e1b;
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-hover: rgba(255, 255, 255, 0.15);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Neon Glows */
    --accent-red: #ff3344;
    --accent-orange: #ff7700;
    --accent-purple: #9c27b0;
    --accent-blue: #00d2ff;
    --accent-green: #00e676;
    
    /* Track Gradients */
    --grad-tbolt: linear-gradient(135deg, #ff3344, #ff5533);
    --grad-lightn: linear-gradient(135deg, #ff7700, #ffaa00);
    --grad-pocono: linear-gradient(135deg, #8e2de2, #4a00e0);
    --grad-thompson: linear-gradient(135deg, #00c6ff, #0072ff);
    --grad-kart: linear-gradient(135deg, #00f2fe, #4facfe);
    --grad-ovrp: linear-gradient(135deg, #00b09b, #96c93d);
    --grad-sandy: linear-gradient(135deg, #f12711, #f5af19);
    --grad-default: linear-gradient(135deg, #3a3d40, #181719);
    
    --font-main: 'Outfit', sans-serif;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 16px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 15px rgba(255, 255, 255, 0.1);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-main);
    overflow-x: hidden;
    line-height: 1.5;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: #1c2642;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2b3960;
}

/* -------------------------------------------------------------
   APP LAYOUT
   ------------------------------------------------------------- */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* -------------------------------------------------------------
   SIDEBAR & FILTERS
   ------------------------------------------------------------- */
.sidebar {
    width: 320px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    padding: 30px 24px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    flex-shrink: 0;
    overflow-y: auto;
    max-height: 100vh;
    position: sticky;
    top: 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.logo-icon {
    font-size: 28px;
    color: var(--accent-red);
    filter: drop-shadow(0 0 10px rgba(255, 51, 68, 0.5));
    animation: pulse 2.5s infinite;
}

.brand-text h1 {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #ffffff, #98a2b3);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

.brand-text span {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent-red);
}

.filter-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-section h2 {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-section h2 i {
    color: var(--accent-red);
    font-size: 10px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter-btn {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 10px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-main);
    font-size: 14px;
    font-weight: 500;
    text-align: left;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color-hover);
    color: var(--text-primary);
    padding-left: 18px;
}

.filter-btn.active {
    background-color: rgba(255, 51, 68, 0.1);
    border-color: var(--accent-red);
    color: var(--text-primary);
    font-weight: 600;
    box-shadow: 0 0 10px rgba(255, 51, 68, 0.1);
}

.month-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.month-btn {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 4px;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-main);
    font-size: 13px;
    font-weight: 500;
    text-align: center;
    transition: all 0.2s ease;
}

.month-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color-hover);
    color: var(--text-primary);
}

.month-btn.active {
    background-color: rgba(255, 51, 68, 0.1);
    border-color: var(--accent-red);
    color: var(--text-primary);
    font-weight: 600;
}

.reset-all-btn {
    background-color: transparent;
    border: 1px dashed rgba(255, 51, 68, 0.4);
    color: #ff5e6c;
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-main);
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: auto;
}

.reset-all-btn:hover {
    background-color: rgba(255, 51, 68, 0.08);
    border-style: solid;
    border-color: var(--accent-red);
    box-shadow: 0 0 10px rgba(255, 51, 68, 0.1);
}

/* -------------------------------------------------------------
   MAIN CONTENT AREA
   ------------------------------------------------------------- */
.main-content {
    flex-grow: 1;
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
    width: calc(100% - 320px);
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-info .date-today {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.header-info h2 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.action-btn {
    background: linear-gradient(135deg, #1c2642, #0d1222);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-main);
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.2s ease;
}

.action-btn:hover {
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-glow);
}

.action-btn i {
    font-size: 12px;
}

/* -------------------------------------------------------------
   STATS BAR
   ------------------------------------------------------------- */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-color-hover);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.orange-glow {
    background-color: rgba(255, 119, 0, 0.1);
    color: var(--accent-orange);
    box-shadow: 0 0 10px rgba(255, 119, 0, 0.1);
}
.red-glow {
    background-color: rgba(255, 51, 68, 0.1);
    color: var(--accent-red);
    box-shadow: 0 0 10px rgba(255, 51, 68, 0.1);
}
.purple-glow {
    background-color: rgba(142, 45, 226, 0.1);
    color: var(--accent-purple);
    box-shadow: 0 0 10px rgba(142, 45, 226, 0.1);
}
.blue-glow {
    background-color: rgba(0, 198, 255, 0.1);
    color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(0, 198, 255, 0.1);
}

.stat-details h3 {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.2;
}

.stat-details span {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

/* -------------------------------------------------------------
   ACTIVE FILTERS BAR
   ------------------------------------------------------------- */
.active-filters-bar {
    background-color: #0c111e;
    border: 1px solid rgba(0, 210, 255, 0.15);
    padding: 10px 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.active-filters-bar span {
    font-weight: 600;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-tag {
    background-color: rgba(0, 210, 255, 0.08);
    border: 1px solid rgba(0, 210, 255, 0.3);
    color: var(--accent-blue);
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.filter-tag i {
    cursor: pointer;
    font-size: 10px;
}

.filter-tag i:hover {
    color: #ff5e6c;
}

/* -------------------------------------------------------------
   EVENTS SECTION & CARDS
   ------------------------------------------------------------- */
.events-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.section-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.section-title h3 {
    font-size: 18px;
    font-weight: 600;
}

.section-title span {
    font-size: 13px;
    color: var(--text-muted);
}

.loading-state, .empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 40px;
    background-color: var(--bg-card);
    border: 1px dashed var(--border-color);
    border-radius: 12px;
    gap: 16px;
    color: var(--text-secondary);
}

.loading-state i {
    color: var(--accent-red);
}

.empty-state i {
    color: var(--text-muted);
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

@media (max-width: 1100px) {
    .events-grid {
        grid-template-columns: 1fr;
    }
}

.event-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    animation: fadeUp 0.4s ease;
}

.event-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background: var(--grad-default);
}

.event-card:hover {
    transform: translateY(-3px) scale(1.01);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-md);
}

/* Event Left Border Accent Gradients */
.event-card.tbolt::before { background: var(--grad-tbolt); }
.event-card.lightn::before { background: var(--grad-lightn); }
.event-card.pocono::before { background: var(--grad-pocono); }
.event-card.thompson::before { background: var(--grad-thompson); }
.event-card.karting::before { background: var(--grad-kart); }
.event-card.ovrp::before { background: var(--grad-ovrp); }
.event-card.sandyhook::before { background: var(--grad-sandy); }

.card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.date-badge {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 6px 12px;
    text-align: center;
    min-width: 60px;
}

.date-badge .month {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    display: block;
    line-height: 1.1;
}

.date-badge .day {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    display: block;
    line-height: 1.1;
    margin: 2px 0;
}

.date-badge .weekday {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    display: block;
    line-height: 1.1;
}

.cost-badge {
    background-color: rgba(0, 230, 118, 0.08);
    border: 1px solid rgba(0, 230, 118, 0.3);
    color: var(--accent-green);
    font-size: 14px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 6px;
}

.card-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.meta-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.org-tag {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 2px 8px;
    border-radius: 4px;
}

/* Organizer Tag Colors */
.org-tag.org-n2 { background-color: rgba(255, 119, 0, 0.1); color: var(--accent-orange); border: 1px solid rgba(255, 119, 0, 0.2); }
.org-tag.org-evolvegt { background-color: rgba(0, 210, 255, 0.1); color: var(--accent-blue); border: 1px solid rgba(0, 210, 255, 0.2); }
.org-tag.org-ridersclub { background-color: rgba(255, 51, 68, 0.1); color: var(--accent-red); border: 1px solid rgba(255, 51, 68, 0.2); }
.org-tag.org-tpm { background-color: rgba(142, 45, 226, 0.1); color: var(--accent-purple); border: 1px solid rgba(142, 45, 226, 0.2); }
.org-tag.org-penguin { background-color: rgba(0, 230, 118, 0.1); color: var(--accent-green); border: 1px solid rgba(0, 230, 118, 0.2); }
.org-tag.org-superbike { background-color: rgba(255, 255, 255, 0.05); color: #fff; border: 1px solid rgba(255, 255, 255, 0.1); }
.org-tag.org-minigp { background-color: rgba(233, 30, 99, 0.1); color: #e91e63; border: 1px solid rgba(233, 30, 99, 0.2); }
.org-tag.org-oaklandvalleyracepark { background-color: rgba(0, 176, 155, 0.1); color: #00b09b; border: 1px solid rgba(0, 176, 155, 0.2); }
.org-tag.org-sandyhookspeedway { background-color: rgba(241, 39, 17, 0.1); color: #f5af19; border: 1px solid rgba(241, 39, 17, 0.2); }

.restriction-tag {
    font-size: 11px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.restriction-tag.rest-vip {
    border-color: rgba(255, 170, 0, 0.3);
    background-color: rgba(255, 170, 0, 0.08);
    color: #ffaa00;
}
.restriction-tag.rest-school {
    border-color: rgba(0, 198, 255, 0.3);
    background-color: rgba(0, 198, 255, 0.08);
    color: var(--accent-blue);
}
.restriction-tag.rest-race {
    border-color: rgba(255, 51, 68, 0.3);
    background-color: rgba(255, 51, 68, 0.08);
    color: var(--accent-red);
}

.event-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.track-info {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.track-info i {
    color: var(--accent-red);
}

.card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 4px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.weather-widget {
    display: flex;
    align-items: center;
    gap: 8px;
}

.weather-icon {
    font-size: 20px;
    color: var(--text-secondary);
}

.weather-temp {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.weather-desc {
    font-size: 11px;
    color: var(--text-muted);
    display: block;
    line-height: 1.2;
    max-width: 140px;
}

.register-btn {
    background: linear-gradient(135deg, #ff3344, #ff5533);
    border: none;
    color: #fff;
    padding: 8px 18px;
    border-radius: 6px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.25s ease;
    box-shadow: 0 4px 10px rgba(255, 51, 68, 0.2);
}

.register-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(255, 51, 68, 0.4);
    filter: brightness(1.1);
}

/* -------------------------------------------------------------
   TOAST NOTIFICATION
   ------------------------------------------------------------- */
.toast-notification {
    position: fixed;
    bottom: 30px;
    right: -400px;
    background-color: var(--bg-card);
    border: 1px solid rgba(0, 230, 118, 0.4);
    box-shadow: var(--shadow-lg), 0 0 15px rgba(0, 230, 118, 0.1);
    border-left: 4px solid var(--accent-green);
    padding: 16px 20px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 9999;
    transition: right 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast-notification.active {
    right: 30px;
}

.toast-icon {
    color: var(--accent-green);
    font-size: 18px;
}

.toast-message {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

/* -------------------------------------------------------------
   ANIMATIONS & KEYFRAMES
   ------------------------------------------------------------- */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        filter: drop-shadow(0 0 10px rgba(255, 51, 68, 0.3));
    }
    50% {
        transform: scale(1.05);
        filter: drop-shadow(0 0 15px rgba(255, 51, 68, 0.6));
    }
    100% {
        transform: scale(1);
        filter: drop-shadow(0 0 10px rgba(255, 51, 68, 0.3));
    }
}

/* Rotate animation for sync button */
.spin-anim {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Toggle Switch Styles */
.toggle-container {
    display: flex;
    align-items: center;
    padding: 8px 0;
}

.switch-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
    user-select: none;
}

.switch-label input {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-red);
    cursor: pointer;
}