/* Training Site Manager - Main Stylesheet (Compact Blue/Navy/Orange Theme) */

:root {
    /* Primary Color Palette */
    --primary-color: #2196F3;        /* Bright Blue */
    --primary-dark: #1976D2;         /* Darker Blue */
    --secondary-color: #0d47a1;      /* Navy Blue */
    --accent-color: #FF6F00;         /* Orange */
    --accent-light: #FF8F00;         /* Light Orange */
    
    /* Status Colors */
    --success-color: #28a745;
    --warning-color: #FFA000;        /* Orange-tinted warning */
    --danger-color: #dc3545;
    --info-color: #0288D1;           /* Blue-tinted info */
    
    /* Neutral Colors */
    --light-gray: #f5f7fa;
    --medium-gray: #6c757d;
    --dark-gray: #1a2332;            /* Navy-tinted dark */
    --border-color: #e0e6ed;
    --text-color: #2c3e50;           /* Navy-tinted text */
    --white: #ffffff;
    
    /* Shadows */
    --shadow: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-lg: 0 2px 8px rgba(0,0,0,0.12);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;                 /* Reduced from 16px */
    line-height: 1.5;                /* Reduced from 1.6 */
    color: var(--text-color);
    background-color: var(--light-gray);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;                 /* Reduced from 20px */
}

/* Navbar - Compact */
.navbar {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    box-shadow: var(--shadow-lg);
    padding: 0.35rem 0;               /* More compact */
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    font-size: 1.1rem;                /* Smaller */
    font-weight: bold;
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.nav-brand a:hover {
    color: var(--accent-color);
}

.nav-logo,
.nav-brand img,
.navbar .nav-brand img,
.header-logo,
img.header-logo {
    height: 24px !important;
    max-height: 24px !important;
    max-width: 120px;
    width: auto !important;
    vertical-align: middle;
    object-fit: contain;
}

.nav-menu ul {
    list-style: none;
    display: flex;
    gap: 0.2rem;                      /* Tighter spacing */
    align-items: center;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    padding: 0.3rem 0.5rem;           /* Smaller padding */
    border-radius: 4px;
    transition: all 0.3s;
    font-size: 0.8rem;                /* Smaller font */
}

.nav-menu a:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--accent-color);
}

.nav-menu .dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    border-radius: 4px;
    min-width: 160px;                 /* Smaller dropdown */
    padding: 0.25rem 0;               /* Tighter */
    border-top: 3px solid var(--accent-color);
    z-index: 1010;                    /* Above trial banner (990) */
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.6rem;           /* More compact */
    color: var(--text-color);
    transition: all 0.2s;
    font-size: 0.8rem;                /* Smaller font */
}

.dropdown-menu a i {
    width: 14px;
    text-align: center;
    color: var(--primary-color);
    font-size: 0.75rem;
}

.dropdown-menu a:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
}

.dropdown-menu a:hover i {
    color: var(--accent-color);
}

.user-dropdown {
    position: relative;
}

.user-button {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 0.4rem 0.8rem;         /* Reduced */
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.3s;
}

.user-button:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--accent-color);
}

.user-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    border-radius: 4px;
    min-width: 160px;               /* Reduced */
    padding: 0.3rem 0;              /* Reduced */
    border-top: 3px solid var(--primary-color);
    z-index: 1010;                  /* Above trial banner (990) */
}

.user-dropdown:hover .user-dropdown-menu {
    display: block;
}

.user-dropdown-menu a {
    display: block;
    padding: 0.4rem 0.8rem;         /* Reduced */
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.user-dropdown-menu a:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
    padding-left: 1rem;
}

.user-dropdown-menu hr {
    margin: 0.3rem 0;               /* Reduced */
    border: none;
    border-top: 1px solid var(--border-color);
}

/* Main Content - Compact */
.main-content {
    min-height: calc(100vh - 150px);
    padding: 1rem 0;                /* Reduced from 2rem */
}

/* Cards - Compact */
.card {
    background-color: var(--white);
    border-radius: 6px;
    box-shadow: var(--shadow);
    padding: 1rem;                  /* Reduced from 1.5rem */
    margin-bottom: 1rem;            /* Reduced from 1.5rem */
    border-left: 3px solid var(--primary-color);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-left-color: var(--accent-color);
}

.card-header {
    font-size: 1.1rem;              /* Reduced from 1.25rem */
    font-weight: 600;
    margin-bottom: 0.75rem;         /* Reduced from 1rem */
    padding-bottom: 0.5rem;         /* Reduced */
    border-bottom: 2px solid var(--light-gray);
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-header i {
    color: var(--primary-color);
}

.card-body {
    padding: 0.5rem 0;              /* Reduced from 1rem */
}

/* Buttons - Compact with Colors */
.btn {
    display: inline-block;
    padding: 0.4rem 1rem;           /* Reduced from 0.5rem 1.5rem */
    border: none;
    border-radius: 4px;
    font-size: 0.9rem;              /* Reduced from 1rem */
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
    text-align: center;
    font-weight: 500;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 2px 4px rgba(33, 150, 243, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-color) 100%);
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(33, 150, 243, 0.4);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #0a3777;
    transform: translateY(-1px);
}

.btn-success {
    background-color: var(--success-color);
    color: var(--white);
}

.btn-success:hover {
    background-color: #218838;
}

.btn-danger {
    background-color: var(--danger-color);
    color: var(--white);
}

.btn-danger:hover {
    background-color: #c82333;
}

.btn-warning {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 2px 4px rgba(255, 111, 0, 0.3);
}

.btn-warning:hover {
    background-color: #E56400;
    transform: translateY(-1px);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

.btn-outline-primary {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

.btn-outline-secondary {
    background-color: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
}

.btn-outline-secondary:hover {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-info {
    background-color: var(--info-color);
    color: var(--white);
}

.btn-info:hover {
    background-color: #0277BD;
    transform: translateY(-1px);
}

.btn-accent {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 2px 4px rgba(255, 111, 0, 0.3);
}

.btn-accent:hover {
    background-color: var(--accent-light);
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(255, 111, 0, 0.4);
}

.btn-light {
    background-color: var(--white);
    color: var(--secondary-color);
    border: 1px solid var(--border-color);
}

.btn-light:hover {
    background-color: var(--light-gray);
    transform: translateY(-1px);
}

.btn-lg {
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.25rem 0.6rem;        /* Reduced */
    font-size: 0.8rem;              /* Reduced */
}

/* Forms - Compact */
.form-group {
    margin-bottom: 0.875rem;        /* Reduced from 1.25rem */
}

.form-label {
    display: block;
    margin-bottom: 0.3rem;          /* Reduced from 0.5rem */
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.form-control {
    width: 100%;
    padding: 0.4rem 0.6rem;         /* Reduced */
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.form-select {
    width: 100%;
    padding: 0.4rem 0.6rem;         /* Reduced */
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
    background-color: var(--white);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: auto;
    margin: 0;
    accent-color: var(--primary-color);
}

/* Alerts - Compact */
.alert {
    padding: 0.75rem 1rem;          /* Reduced */
    border-radius: 4px;
    margin-bottom: 1rem;            /* Reduced */
    border-left: 4px solid;
    font-size: 0.9rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left-color: var(--success-color);
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border-left-color: var(--danger-color);
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-left-color: var(--accent-color);
}

.alert-info {
    background-color: #e3f2fd;
    color: #01579b;
    border-left-color: var(--info-color);
}

/* Tables - Compact */
.table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
    font-size: 0.9rem;              /* Reduced */
}

.table th {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    padding: 0.5rem;                /* Reduced from 0.75rem */
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--primary-color);
    font-size: 0.85rem;
}

.table td {
    padding: 0.5rem;                /* Reduced from 0.75rem */
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background-color: #e3f2fd;      /* Light blue tint */
}

.table tbody tr:nth-child(even) {
    background-color: #fafbfc;
}

/* Dashboard Grid - Compact */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));  /* Reduced from 250px */
    gap: 1rem;                      /* Reduced from 1.5rem */
    margin-bottom: 1.5rem;          /* Reduced from 2rem */
}

.stat-card {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    border-radius: 6px;
    box-shadow: var(--shadow);
    padding: 1rem;                  /* Reduced from 1.5rem */
    text-align: center;
    border-top: 3px solid var(--primary-color);
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-top-color: var(--accent-color);
}

.stat-card .icon {
    font-size: 2rem;                /* Reduced from 2.5rem */
    margin-bottom: 0.4rem;          /* Reduced */
    color: var(--primary-color);
}

.stat-card:hover .icon {
    color: var(--accent-color);
}

.stat-card .number {
    font-size: 1.6rem;              /* Reduced from 2rem */
    font-weight: bold;
    margin-bottom: 0.2rem;          /* Reduced */
    color: var(--secondary-color);
}

.stat-card .label {
    color: var(--medium-gray);
    font-size: 0.8rem;              /* Reduced from 0.875rem */
}

/* Badge - Compact with Colors */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;         /* Reduced */
    border-radius: 12px;
    font-size: 0.8rem;              /* Reduced */
    font-weight: 500;
}

.badge-success {
    background-color: var(--success-color);
    color: var(--white);
}

.badge-warning {
    background-color: var(--accent-color);
    color: var(--white);
}

.badge-danger {
    background-color: var(--danger-color);
    color: var(--white);
}

.badge-info {
    background-color: var(--info-color);
    color: var(--white);
}

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

.badge-secondary {
    background-color: var(--medium-gray);
    color: var(--white);
}

.badge-purple {
    background-color: #8b5cf6;
    color: var(--white);
}

/* Footer - Compact */
.footer {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 1.5rem 0;              /* Reduced from 2rem */
    text-align: center;
    margin-top: 2rem;               /* Reduced from 3rem */
    font-size: 0.85rem;
}

.footer p {
    margin: 0.2rem 0;               /* Reduced */
}

.footer a {
    color: var(--accent-color);
    text-decoration: none;
}

.footer a:hover {
    color: var(--accent-light);
}

/* Pagination - Compact */
.pagination {
    display: flex;
    gap: 0.3rem;
    justify-content: center;
    margin-top: 1rem;
}

.pagination a,
.pagination span {
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.85rem;
}

.pagination a:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.pagination .active {
    background-color: var(--accent-color);
    color: var(--white);
    border-color: var(--accent-color);
}

/* Sortable Table Enhancements */
.sortable-table th.sortable {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: 1.5rem;
}

.sortable-table th.sortable:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.sortable-table th.sortable .sort-icon {
    position: absolute;
    right: 0.4rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.6);
    opacity: 0.5;
}

.sortable-table th.sortable.asc .sort-icon,
.sortable-table th.sortable.desc .sort-icon {
    opacity: 1;
    color: var(--accent-color);
}

/* Responsive - Compact */
@media (max-width: 768px) {
    body {
        font-size: 13px;            /* Even smaller on mobile */
    }
    
    .navbar .container {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 0.3rem;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: 0.75rem;
    }
    
    .table {
        font-size: 0.8rem;
    }
    
    .table th,
    .table td {
        padding: 0.4rem;
    }
}

/* Utility Classes */
.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }
.text-accent { color: var(--accent-color); }
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }
.text-purple { color: #8b5cf6; }
.text-warning { color: var(--warning-color); }
.text-muted { color: var(--medium-gray); }

.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--secondary-color); }
.bg-accent { background-color: var(--accent-color); }
.bg-light { background-color: var(--light-gray); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }

/* Additional Button Variants */
.btn-outline-danger {
    background-color: transparent;
    border: 2px solid var(--danger-color);
    color: var(--danger-color);
}

.btn-outline-danger:hover {
    background-color: var(--danger-color);
    color: var(--white);
}

.btn-error {
    background-color: var(--danger-color);
    color: var(--white);
}

.btn-error:hover {
    background-color: #c82333;
}

/* Width Utilities */
.w-100 { width: 100%; }
.w-75 { width: 75%; }
.w-50 { width: 50%; }
.w-25 { width: 25%; }

/* Margin Utilities (Bootstrap-style) */
.me-1 { margin-right: 0.25rem; }
.me-2 { margin-right: 0.5rem; }
.me-3 { margin-right: 1rem; }
.ms-1 { margin-left: 0.25rem; }
.ms-2 { margin-left: 0.5rem; }
.ms-3 { margin-left: 1rem; }

/* =============================================================================
   GLOBAL MOBILE RESPONSIVE FIXES
   ============================================================================= */

@media (max-width: 900px) {
    /* Prevent horizontal scroll */
    html, body {
        overflow-x: hidden !important;
        max-width: 100vw !important;
    }
    
    * {
        max-width: 100%;
    }
    
    .container {
        max-width: 100% !important;
        padding-left: 10px !important;
        padding-right: 10px !important;
    }
    
    /* Navbar mobile */
    .navbar .container {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .nav-menu ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    /* Forms */
    .form-group {
        width: 100%;
    }
    
    .form-control,
    .form-select,
    textarea {
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* Cards */
    .card {
        margin-left: 0;
        margin-right: 0;
    }
    
    /* Tables - make scrollable */
    .table-responsive,
    table {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Buttons */
    .btn-group {
        flex-wrap: wrap;
    }
    
    .btn-group .btn {
        flex: 1 1 auto;
    }
    
    /* Stats and Grids */
    .stats-grid {
        grid-template-columns: 1fr 1fr !important;
    }
    
    /* Modal */
    .modal-content {
        width: 95% !important;
        max-width: 100% !important;
        margin: 10px !important;
    }
    
    /* Hide on mobile */
    .d-none-mobile,
    .hide-mobile {
        display: none !important;
    }
}

@media (max-width: 576px) {
    /* Even smaller screens */
    .navbar {
        padding: 0.25rem 0;
    }
    
    .nav-brand a {
        font-size: 0.9rem;
    }
    
    .nav-menu a {
        font-size: 0.75rem;
        padding: 0.35rem 0.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr !important;
    }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.1rem; }
    
    .btn {
        padding: 0.4rem 0.75rem;
        font-size: 0.85rem;
    }
    
    .card-header,
    .card-body {
        padding: 0.75rem;
    }
}

/* Quick Add Student Section */
.quick-add-student-section {
    padding: 15px 20px;
    border-bottom: 1px solid #e5e7eb;
    background: #f8fafc;
}

.quick-add-form {
    margin-top: 15px;
}

.quick-add-form-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: flex-end;
}

.quick-add-fields {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: flex-end;
    width: 100%;
}

.quick-add-fields .form-group {
    margin-bottom: 0;
    flex: 1;
    min-width: 150px;
}

.quick-add-fields .form-group:last-child {
    flex: 0 0 auto;
    display: flex;
    gap: 5px;
}

@media (max-width: 768px) {
    .quick-add-fields {
        flex-direction: column;
    }
    
    .quick-add-fields .form-group {
        width: 100%;
    }
    
    .quick-add-fields .form-group:last-child {
        flex-direction: row;
        justify-content: flex-start;
    }
}

/* Search Input Styling */
.search-input-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.search-input-wrapper .search-icon {
    position: absolute;
    left: 10px;
    color: #6b7280;
    font-size: 14px;
    pointer-events: none;
}

.search-input-wrapper .search-input {
    padding-left: 32px;
    min-width: 250px;
}

@media (max-width: 768px) {
    .search-input-wrapper .search-input {
        min-width: 150px;
    }
    
    #quickSearchForm {
        width: 100%;
        margin-top: 10px;
    }
}

/* Edit Order Modal - Delete styling */
.marked-for-delete {
    opacity: 0.5;
    text-decoration: line-through;
}

.marked-for-delete input,
.marked-for-delete select {
    pointer-events: none;
}

.new-item-row {
    background-color: #f0fff4;
}