/* Style.css - Room 803 Mess Management System Theme Settings */

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

:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-hover: #1d4ed8;
    --secondary: #0ea5e9;
    --success: #10b981;
    --success-bg: #d1fae5;
    --danger: #ef4444;
    --danger-bg: #fee2e2;
    --warning: #f59e0b;
    --warning-bg: #fef3c7;
    --info: #6366f1;
    
    /* Light Mode Variables */
    --bg-app: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: #0f172a;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-on-sidebar: #cbd5e1;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dark-mode {
    /* Dark Mode Variables */
    --bg-app: #090d16;
    --bg-card: #151f32;
    --bg-sidebar: #0d131f;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-on-sidebar: #cbd5e1;
    --border-color: #223049;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.5);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.4);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-app);
    color: var(--text-main);
    line-height: 1.5;
    transition: var(--transition);
    overflow-x: hidden;
}

/* Layout Framework */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styling (Desktop) */
.sidebar {
    width: 260px;
    background-color: var(--bg-sidebar);
    color: var(--text-on-sidebar);
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 12px 24px 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 24px;
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 20px;
}

.sidebar-title h1 {
    font-size: 16px;
    font-weight: 700;
    color: white;
}

.sidebar-title span {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-grow: 1;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-on-sidebar);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
}

.nav-item.active {
    background-color: var(--primary);
    color: white;
}

.nav-item i {
    width: 20px;
    font-size: 16px;
    text-align: center;
}

.sidebar-footer {
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    margin-left: 260px;
    padding: 40px;
    min-height: 100vh;
    transition: var(--transition);
}

/* Header Component */
.header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.page-title h2 {
    font-size: 28px;
    font-weight: 700;
}

.page-title p {
    font-size: 14px;
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Card Styling */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    margin-bottom: 24px;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 550;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

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

.btn-secondary {
    background-color: var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    opacity: 0.9;
}

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

.btn-danger:hover {
    opacity: 0.9;
}

.btn-outline {
    background-color: transparent;
    border: 1.5px solid var(--border-color);
    color: var(--text-main);
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    padding: 0;
}

/* Inputs & Form Controls */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 550;
    margin-bottom: 6px;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    font-family: inherit;
    font-size: 14px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--bg-card);
    color: var(--text-main);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* Badge system */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
}

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

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

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

/* Theme Toggle Button */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1.5px solid var(--border-color);
    background-color: var(--bg-card);
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.theme-toggle:hover {
    background-color: var(--border-color);
}

/* Mobile Header / Navigation Elements */
.mobile-header {
    display: none;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 99;
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
}

.mobile-logo-box {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
}

.mobile-nav-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.05);
    display: none;
    justify-content: space-around;
    align-items: center;
    z-index: 100;
    padding-bottom: env(safe-area-inset-bottom);
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 500;
    gap: 4px;
    flex: 1;
    padding: 8px 0;
}

.mobile-nav-item i {
    font-size: 18px;
}

.mobile-nav-item.active {
    color: var(--primary-light);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    border: none;
    background: none;
    cursor: pointer;
    font-size: 18px;
    color: var(--text-muted);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-light);
    border-radius: var(--radius-sm);
    padding: 12px 20px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateX(120%);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    color: var(--text-main);
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left-color: var(--success);
}

.toast.danger {
    border-left-color: var(--danger);
}