/* 
   GST Client ERP - Modern Custom Styling 
   Theme: Glassmorphism / Sleek Professional Dark-Light Blend
   Font: Outfit / Inter (Google Fonts)
*/

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

:root {
    /* Color Palette */
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #e0e7ff;
    --accent: #06b6d4;
    --accent-hover: #0891b2;
    --success: #10b981;
    --success-light: #d1fae5;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --warning: #f59e0b;
    
    /* Backgrounds */
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: #0f172a;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-white: #ffffff;
    
    /* Glassmorphism & Shadows */
    --border-color: #e2e8f0;
    --card-shadow: 0 10px 15px -3px rgba(15, 23, 42, 0.05), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
    --hover-shadow: 0 20px 25px -5px rgba(79, 70, 229, 0.1), 0 8px 10px -6px rgba(79, 70, 229, 0.1);
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
    
    /* Layout Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Core Layout */
.app-container {
    display: flex;
    width: 100%;
}

/* Sidebar Styling */
.sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    color: var(--text-white);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    box-shadow: 4px 0 25px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--accent), #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.menu-item a {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: #94a3b8;
    text-decoration: none;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition);
}

.menu-item a:hover {
    color: var(--text-white);
    background-color: rgba(255, 255, 255, 0.05);
    transform: translateX(4px);
}

.menu-item.active a {
    color: var(--text-white);
    background: linear-gradient(135deg, var(--primary), #6366f1);
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}

.sidebar-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    font-size: 0.85rem;
    color: #64748b;
    text-align: center;
}

/* Main Content Area */
.main-wrapper {
    margin-left: 280px;
    flex-grow: 1;
    padding: 2rem 3rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transition: var(--transition);
}

/* Topbar Header */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.header-title h1 {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--text-main);
}

.header-title p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-card);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
}

.profile-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.profile-name {
    font-weight: 600;
    font-size: 0.9rem;
}

/* Grid & Dashboard Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
}

.stat-card.cyan::after { background: var(--accent); }
.stat-card.emerald::after { background: var(--success); }

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
}

.stat-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 1rem 0 0.5rem 0;
    color: var(--text-main);
}

.stat-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Tables Styling */
.card-panel {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.panel-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.custom-table th {
    background-color: #f1f5f9;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.custom-table td {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
    color: var(--text-main);
    vertical-align: middle;
}

.custom-table tbody tr {
    transition: var(--transition);
}

.custom-table tbody tr:hover {
    background-color: rgba(241, 245, 249, 0.5);
}

/* Badges */
.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.badge-primary {
    background-color: var(--primary-light);
    color: var(--primary);
}

.badge-secondary {
    background-color: #e2e8f0;
    color: #475569;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-white);
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
    background-color: #f1f5f9;
    color: #334155;
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: #e2e8f0;
    transform: translateY(-2px);
}

.btn-danger {
    background-color: var(--danger);
    color: var(--text-white);
    box-shadow: 0 4px 10px rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background-color: #dc2626;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(239, 68, 68, 0.3);
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
}

/* Forms Styling */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-full-width {
    grid-column: span 2;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #475569;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: #f8fafc;
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    background-color: #ffffff;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15);
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

/* Directors Section Layout */
.directors-section {
    border-top: 1px solid var(--border-color);
    margin-top: 2rem;
    padding-top: 2rem;
}

.directors-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.directors-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.director-row {
    display: grid;
    grid-template-columns: 2fr 1.5fr 2fr auto;
    gap: 1rem;
    align-items: center;
    background-color: #f8fafc;
    padding: 1rem;
    border-radius: var(--radius-md);
    border: 1px dashed var(--border-color);
    animation: slideDown 0.3s ease-out;
}

.remove-director-btn {
    background-color: var(--danger-light);
    color: var(--danger);
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    font-weight: bold;
    font-size: 1.2rem;
    transition: var(--transition);
}

.remove-director-btn:hover {
    background-color: var(--danger);
    color: var(--text-white);
}

/* Flash Messages Styling */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.alert-success {
    background-color: var(--success-light);
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background-color: var(--danger-light);
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-icon {
    font-size: 1.1rem;
    font-weight: 700;
}

/* Search bar on List View */
.search-filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: center;
}

.search-input-wrapper {
    position: relative;
    flex-grow: 1;
}

.search-input-wrapper input {
    padding-left: 2.5rem;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

/* Client Details Sheet styling */
.details-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.profile-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
}

.profile-card-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1.5rem auto;
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 0.75rem;
}

.info-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-val {
    font-size: 1.05rem;
    font-weight: 500;
}

.directors-list-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.director-item-card {
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: var(--transition);
}

.director-item-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--card-shadow);
}

.director-card-name {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-main);
}

.director-card-detail {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Animations */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
        padding: 2rem 0.75rem;
        align-items: center;
    }
    .sidebar-logo span, .menu-item a span, .sidebar-footer {
        display: none;
    }
    .main-wrapper {
        margin-left: 80px;
        padding: 2rem;
    }
    .details-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .form-full-width {
        grid-column: span 1;
    }
    .director-row {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    .remove-director-btn {
        width: 100%;
        height: 40px;
    }
}