@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-card: rgba(22, 28, 45, 0.7);
    --border-color: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(59, 130, 246, 0.25);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --color-primary: #3b82f6;
    --color-primary-hover: #2563eb;
    --color-success: #10b981;
    --color-success-hover: #059669;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #06b6d4;

    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #3b82f6 50%, #06b6d4 100%);
    --button-gradient: linear-gradient(135deg, #4f46e5 0%, #3b82f6 100%);
    --card-gradient: linear-gradient(180deg, rgba(30, 41, 59, 0.5) 0%, rgba(15, 23, 42, 0.5) 100%);
    
    --glass-blur: blur(16px);
    --shadow-glow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 2px rgba(255, 255, 255, 0.1) inset;
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Background Glowing Orbs */
.orb {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.15;
    pointer-events: none;
    z-index: -1;
}
.orb-1 {
    top: -10%;
    left: -10%;
    background: #6366f1;
}
.orb-2 {
    bottom: -10%;
    right: -10%;
    background: #06b6d4;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}
h1 { font-size: 2.5rem; margin-bottom: 1rem; }
h2 { font-size: 1.75rem; margin-bottom: 0.75rem; }
p { color: var(--text-secondary); margin-bottom: 1rem; }

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Helper Utility Classes */
.text-gradient {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Glassmorphism Containers */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-glow);
}

.glass-panel:hover {
    border-color: var(--border-glow);
    transition: border-color var(--transition-normal);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    border: none;
    outline: none;
    gap: 0.5rem;
}
.btn-primary {
    background: var(--button-gradient);
    color: #fff;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
}
.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-glow);
}
.btn-danger {
    background: var(--color-danger);
    color: #fff;
}
.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
}
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* Form Styling */
.form-group {
    margin-bottom: 1.5rem;
}
.form-label {
    display: block;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}
.form-control {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}
.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
    background: rgba(15, 23, 42, 0.8);
}
.form-control::placeholder {
    color: var(--text-muted);
}
select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23f3f4f6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
}

/* Grid & Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
@media (max-width: 768px) {
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
}

/* Header & Navbar */
.navbar {
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}
.navbar-brand {
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: #fff;
}
.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
}
.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}
.nav-link:hover {
    color: #fff;
}

/* Sidebar Dashboard Layout */
.dashboard-layout {
    display: flex;
    min-height: calc(100vh - 65px);
}
.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.main-content {
    flex: 1;
    padding: 2.5rem;
    background: var(--bg-primary);
    overflow-y: auto;
    position: relative;
}
@media (max-width: 992px) {
    .dashboard-layout {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 1.5rem;
    }
}

.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.sidebar-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    gap: 0.75rem;
}
.sidebar-link:hover, .sidebar-link.active {
    background: rgba(59, 130, 246, 0.15);
    color: #fff;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    margin-top: 1.5rem;
}
.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}
.table th, .table td {
    padding: 1rem 1.25rem;
}
.table th {
    background: var(--bg-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}
.table td {
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.95rem;
    background: rgba(22, 28, 45, 0.2);
}
.table tr:last-child td {
    border-bottom: none;
}
.table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.badge-processing { background: rgba(6, 182, 212, 0.15); color: var(--color-info); }
.badge-pending { background: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.badge-approved { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.badge-rejected { background: rgba(239, 68, 68, 0.15); color: var(--color-danger); }
.badge-on_hold { background: rgba(107, 114, 128, 0.2); color: var(--text-muted); }
.badge-request_synopsis { background: rgba(99, 102, 241, 0.15); color: #818cf8; }

/* Alerts / Flashes */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid transparent;
}
.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: #34d399;
}
.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

/* Card Components */
.card-stat {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 120px;
}
.card-stat .value {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.1;
    margin-top: 0.5rem;
}
.card-stat .title {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Auth Pages Styling */
.auth-container {
    max-width: 480px;
    margin: 4rem auto;
}
.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}
.auth-tabs {
    display: flex;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}
.auth-tab {
    flex: 1;
    text-align: center;
    padding: 0.75rem 0;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-fast);
}
.auth-tab.active {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
}

/* Comments thread styling */
.comments-section {
    margin-top: 2.5rem;
}
.comment-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}
.comment-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
}
.comment-author {
    font-weight: 600;
}
.comment-role {
    font-size: 0.75rem;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    margin-left: 0.5rem;
}
.comment-date {
    color: var(--text-muted);
}
.comment-body {
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* Dynamic Addon Row Fields styling */
.addon-row {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    position: relative;
}
.remove-addon-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    color: var(--color-danger);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
}
.remove-addon-btn:hover {
    text-decoration: underline;
}

/* Multi-select check list */
.symposia-checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    max-height: 250px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: var(--radius-sm);
    background: rgba(0,0,0,0.2);
}
.symposia-checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}
.symposia-checkbox-item input {
    cursor: pointer;
}
@media (max-width: 600px) {
    .symposia-checkbox-grid {
        grid-template-columns: 1fr;
    }
}