/* --- FUTURISTIC THEME VARIABLES --- */
:root {
    --bg-color: #070a12;
    --header-bg: rgba(15, 23, 42, 0.7);
    --card-bg: linear-gradient(135deg, rgba(30, 41, 59, 0.75) 0%, rgba(15, 23, 42, 0.85) 100%);
    --card-border: rgba(59, 130, 246, 0.25);
    --card-hover-border: rgba(59, 130, 246, 0.8);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --accent-glow: rgba(59, 130, 246, 0.2);
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --header-border: rgba(255, 255, 255, 0.1);
    --logout-bg: rgba(239, 68, 68, 0.15);
    --logout-border: rgba(239, 68, 68, 0.4);
    --logout-text: #f87171;
    --logout-hover-bg: #ef4444;
    --logout-hover-text: #ffffff;
}

[data-theme="light"] {
    --bg-color: #f1f3f9;
    background-image: radial-gradient(rgba(79, 70, 229, 0.1) 1px, transparent 1px);
    background-size: 24px 24px;
    
    --header-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(240, 242, 250, 0.9) 100%);
    --card-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 248, 252, 0.95) 100%);
    --card-border: rgba(226, 232, 240, 0.9);
    --card-hover-border: rgba(99, 102, 241, 0.5);
    --text-primary: #1e1b4b;
    --text-secondary: #64748b;
    --accent-glow: rgba(99, 102, 241, 0.1);
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --header-border: rgba(203, 213, 225, 0.6);
    --logout-bg: rgba(239, 68, 68, 0.08);
    --logout-border: rgba(239, 68, 68, 0.25);
    --logout-text: #dc2626;
    --logout-hover-bg: #dc2626;
    --logout-hover-text: #ffffff;
}

/* --- GLOBAL STYLES --- */
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    margin: 0;
    padding: 20px 12px;
    transition: background-color 0.3s ease, color 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    visibility: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
}

/* --- HEADER & CONTROLS --- */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--header-bg);
    border: 1px solid var(--header-border);
    padding: 12px 16px;
    border-radius: 14px;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    gap: 10px;
}

.brand-wrapper {
    display: flex;
    align-items: center;
}

.logo {
    height: 26px;
    width: auto;
    object-fit: contain;
}

.logo-dark { display: block; }
.logo-light { display: none; }
[data-theme="light"] .logo-dark { display: none; }
[data-theme="light"] .logo-light { display: block; }

.user-panel {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

#user-info {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    white-space: nowrap;
}

/* --- BUTTONS & THEME TOGGLE --- */
.btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 7px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.8rem;
    white-space: nowrap;
    transition: background 0.2s, transform 0.1s;
}

.btn:hover {
    background-color: var(--primary-hover);
}

.btn:active {
    transform: scale(0.98);
}

.btn-logout {
    background-color: var(--logout-bg);
    color: var(--logout-text);
    border: 1px solid var(--logout-border);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.2s ease;
}
.btn-logout:hover {
    background-color: var(--logout-hover-bg);
    color: var(--logout-hover-text);
}

.theme-toggle {
    background: none;
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: border-color 0.2s;
    flex-shrink: 0;
}
.theme-toggle:hover {
    border-color: var(--primary-color);
}

/* --- DASHBOARD HEADER & SEARCH ROW --- */
.dashboard-header-row {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    gap: 25px;
    flex-wrap: wrap;
}

.dashboard-header-row h1 {
    flex: 0 0 auto;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin: 0;
    background: linear-gradient(135deg, var(--primary-color), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: left;
}

.search-wrapper {
    position: relative;
    flex: 0 1 350px;
}

.search-wrapper input {
    width: 100%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 10px 14px 10px 38px;
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.85rem;
    outline: none;
    backdrop-filter: blur(12px);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-wrapper input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.9rem;
    opacity: 0.6;
}

/* --- SECTION & CARD LAYOUT --- */
.section-container {
    margin-bottom: 30px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* --- RESPONSIVE BREAKPOINTS --- */
@media (max-width: 1024px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    body {
        padding: 12px 8px;
    }

    header {
        flex-direction: column;
        align-items: stretch;
        padding: 12px;
        gap: 12px;
    }

    .brand-wrapper {
        justify-content: space-between;
        width: 100%;
    }

    .user-panel {
        justify-content: space-between;
        width: 100%;
        border-top: 1px solid var(--header-border);
        padding-top: 10px;
    }

    #user-info {
        font-size: 0.75rem;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 200px;
    }

    .dashboard-header-row {
        flex-direction: column;
        align-items: stretch;
    }

    .search-wrapper {
        max-width: 100%;
        flex: 1;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-header-row h1 {
        font-size: 1.4rem;
    }
}

/* --- SHINY CARD DESIGN --- */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 18px;
    cursor: pointer;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.15);
}

.card::after {
    content: '';
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background: linear-gradient(
        45deg,
        transparent 45%,
        rgba(255, 255, 255, 0.08) 50%,
        transparent 55%
    );
    transform: rotate(35deg) translateY(-100%);
    transition: transform 0.6s ease;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at top right, var(--accent-glow), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--card-hover-border);
    box-shadow: 0 12px 30px -5px rgba(79, 70, 229, 0.2);
}

.card:hover::after {
    transform: rotate(35deg) translateY(100%);
}

.card:hover::before {
    opacity: 1;
}

.card-title {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 0 0 6px 0;
    color: var(--text-primary);
}

.card-desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

.card-footer {
    margin-top: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--primary-color);
}

.footer-action {
    display: flex;
    align-items: center;
    gap: 4px;
}