/* ===========================================
   CSG Tools - Sidebar Layout Styles
   Light Theme - Apple/OpenAI Inspired
   =========================================== */

/* CSS Variables for easy theming */
:root {
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --sidebar-bg: #f9fafb;
    --sidebar-header-bg: #ffffff;
    --sidebar-border: #e5e7eb;
    --sidebar-text: #374151;
    --sidebar-text-muted: #6b7280;
    --sidebar-hover-bg: #f3f4f6;
    --sidebar-active-bg: #ffffff;
    --sidebar-active-border: #075631;
    --csg-green: #075631;
    --csg-green-light: #0a7a45;
    --top-header-height: 60px;
    --transition-speed: 0.3s;
}

/* Base Layout */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body.sidebar-layout {
    display: flex;
    min-height: 100vh;
    background: #f9fafb;
    overflow-x: hidden;
}

/* ===========================================
   Sidebar Styles - Light Theme
   =========================================== */

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: width var(--transition-speed) ease, transform var(--transition-speed) ease;
    border-right: 1px solid var(--sidebar-border);
}

/* Sidebar Header */
.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    background: var(--sidebar-header-bg);
    border-bottom: 1px solid var(--sidebar-border);
    min-height: 70px;
}

.sidebar-logo {
    max-width: 160px;
    height: auto;
    transition: opacity var(--transition-speed) ease;
}

.sidebar-toggle {
    background: transparent;
    border: none;
    color: var(--sidebar-text-muted);
    font-size: 18px;
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.sidebar-toggle:hover {
    background: var(--sidebar-hover-bg);
    color: var(--sidebar-text);
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 12px 0;
}

.sidebar-nav::-webkit-scrollbar {
    width: 6px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu-item {
    margin: 2px 12px;
}

.menu-item > a {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    color: var(--sidebar-text);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.15s ease;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
}

.menu-item > a i:first-child {
    width: 20px;
    margin-right: 12px;
    font-size: 15px;
    text-align: center;
    flex-shrink: 0;
    color: var(--sidebar-text-muted);
    transition: color 0.15s ease;
}

.menu-item > a:hover {
    background: var(--sidebar-hover-bg);
    color: var(--sidebar-text);
}

.menu-item > a:hover i:first-child {
    color: var(--csg-green);
}

.menu-item.active > a {
    background: var(--sidebar-active-bg);
    color: var(--csg-green);
    border-color: var(--sidebar-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    border-left: 3px solid var(--sidebar-active-border);
    padding-left: 11px;
}

.menu-item.active > a i:first-child {
    color: var(--csg-green);
}

/* Submenu Arrow */
.submenu-arrow {
    margin-left: auto;
    font-size: 10px;
    color: var(--sidebar-text-muted);
    transition: transform 0.2s ease;
}

.menu-item.open .submenu-arrow {
    transform: rotate(90deg);
}

/* Submenu */
.submenu {
    display: none;
    list-style: none;
    padding: 4px 0 4px 0;
    margin: 0;
}

.submenu li {
    margin: 1px 0;
}

.submenu a {
    display: block;
    padding: 8px 14px 8px 46px;
    color: var(--sidebar-text-muted);
    text-decoration: none;
    font-size: 13px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.submenu a:hover {
    color: var(--sidebar-text);
    background: var(--sidebar-hover-bg);
}

.submenu a.active {
    color: var(--csg-green);
    background: rgba(7, 86, 49, 0.06);
    font-weight: 500;
}

.submenu-header {
    padding: 12px 14px 6px 46px;
    color: var(--sidebar-text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.submenu-divider {
    height: 1px;
    background: var(--sidebar-border);
    margin: 8px 14px 8px 46px;
}

/* Sidebar Footer */
.sidebar-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--sidebar-header-bg);
    border-top: 1px solid var(--sidebar-border);
}

.user-info {
    display: flex;
    align-items: center;
    color: var(--sidebar-text);
    font-size: 14px;
    font-weight: 500;
}

.user-info i {
    font-size: 22px;
    margin-right: 10px;
    color: var(--csg-green);
}

.logout-btn {
    color: var(--sidebar-text-muted);
    font-size: 18px;
    padding: 8px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.logout-btn:hover {
    color: #dc2626;
    background: rgba(220, 38, 38, 0.08);
    text-decoration: none;
}

/* ===========================================
   Main Content Area
   =========================================== */

.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition-speed) ease;
    background: #ffffff;
}

/* Top Header */
.top-header {
    display: flex;
    align-items: center;
    height: var(--top-header-height);
    background: #fff;
    padding: 0 25px;
    border-bottom: 1px solid var(--sidebar-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    font-size: 20px;
    color: var(--sidebar-text);
    padding: 8px;
    margin-right: 15px;
    cursor: pointer;
    border-radius: 6px;
}

.mobile-toggle:hover {
    background: var(--sidebar-hover-bg);
}

.header-title h1 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--sidebar-text);
}

/* Header Search Form */
.header-search {
    margin-left: auto;
}

.search-form {
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-group {
    flex-shrink: 0;
}

.search-form .input-group {
    width: 140px;
}

.search-form .form-control {
    height: 36px;
    font-size: 13px;
    border: 1px solid var(--sidebar-border);
    border-radius: 6px;
}

.search-form .form-control:focus {
    border-color: var(--csg-green);
    box-shadow: 0 0 0 3px rgba(7, 86, 49, 0.1);
}

.search-select {
    width: 140px !important;
}

.btn-search {
    background: var(--csg-green);
    color: #fff;
    border: none;
    height: 36px;
    padding: 0 15px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.btn-search:hover {
    background: var(--csg-green-light);
    color: #fff;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 25px;
    background: #f9fafb;
}

/* ===========================================
   Collapsed Sidebar State
   =========================================== */

.sidebar-collapsed .sidebar {
    width: var(--sidebar-collapsed-width);
}

.sidebar-collapsed .sidebar-logo {
    opacity: 0;
    width: 0;
}

.sidebar-collapsed .sidebar-header {
    justify-content: center;
    padding: 18px 10px;
}

.sidebar-collapsed .menu-item > a span,
.sidebar-collapsed .submenu-arrow {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar-collapsed .menu-item > a {
    justify-content: center;
    padding: 12px;
}

.sidebar-collapsed .menu-item > a i:first-child {
    margin-right: 0;
    font-size: 18px;
}

.sidebar-collapsed .menu-item.active > a {
    padding-left: 12px;
    border-left-width: 0;
    border-bottom: 3px solid var(--sidebar-active-border);
    border-radius: 8px;
}

.sidebar-collapsed .submenu {
    position: absolute;
    left: var(--sidebar-collapsed-width);
    top: 0;
    background: var(--sidebar-header-bg);
    min-width: 220px;
    border-radius: 0 8px 8px 0;
    box-shadow: 4px 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--sidebar-border);
    border-left: none;
    padding: 8px 0;
    display: none;
}

.sidebar-collapsed .has-submenu:hover .submenu {
    display: block;
}

.sidebar-collapsed .submenu a {
    padding-left: 16px;
}

.sidebar-collapsed .submenu-header {
    padding-left: 16px;
}

.sidebar-collapsed .submenu-divider {
    margin-left: 16px;
    margin-right: 16px;
}

.sidebar-collapsed .has-submenu {
    position: relative;
}

.sidebar-collapsed .user-info span {
    display: none;
}

.sidebar-collapsed .user-info i {
    margin-right: 0;
}

.sidebar-collapsed .sidebar-footer {
    justify-content: center;
    padding: 16px 10px;
}

.sidebar-collapsed .logout-btn {
    position: absolute;
    right: -100px;
    opacity: 0;
    pointer-events: none;
}

.sidebar-collapsed .main-wrapper {
    margin-left: var(--sidebar-collapsed-width);
}

/* ===========================================
   Guest View (Not Authenticated)
   =========================================== */

.guest-wrapper {
    min-height: 100vh;
    background: #f9fafb;
}

.guest-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 30px;
    background: #fff;
    border-bottom: 1px solid var(--sidebar-border);
}

.guest-header .logo {
    display: block;
}

.guest-header .welcome {
    text-align: right;
}

.guest-header .welcome p {
    margin: 0;
    color: var(--sidebar-text);
}

.guest-header .welcome a {
    color: var(--csg-green);
    font-weight: 500;
}

.guest-content {
    padding: 30px;
}

/* ===========================================
   Mobile Responsive
   =========================================== */

@media (max-width: 991px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: none;
    }

    .sidebar-mobile-open .sidebar {
        transform: translateX(0);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
    }

    .main-wrapper {
        margin-left: 0;
    }

    .sidebar-collapsed .main-wrapper {
        margin-left: 0;
    }

    .mobile-toggle {
        display: block;
    }

    .header-search {
        display: none;
    }

    /* Show search below header on mobile for relevant pages */
    .header-search-mobile {
        display: block;
        padding: 15px;
        background: #fff;
        border-bottom: 1px solid var(--sidebar-border);
    }
}

@media (max-width: 768px) {
    .top-header {
        padding: 0 15px;
    }

    .header-title h1 {
        font-size: 16px;
    }

    .main-content {
        padding: 15px;
    }

    .guest-header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .guest-header .welcome {
        text-align: center;
    }
}

/* ===========================================
   Overlay for mobile
   =========================================== */

.sidebar-mobile-open::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 999;
}

/* ===========================================
   Form Compatibility Overrides
   =========================================== */

/* Ensure forms in main content area display properly */
.main-content .container-fluid {
    padding: 0;
}

.main-content .form-container {
    max-width: 100%;
}

/* Fix table display in sidebar layout */
.main-content table {
    display: table;
}

/* Ensure date pickers work in header */
.top-header .bootstrap-datetimepicker-widget {
    z-index: 1050;
}