/**
 * style.css
 * Main stylesheet for the Barakath Administrator Platform.
 * Contains all styles for layout, components, themes, and sidebar.
 */

/* 1. --- CSS VARIABLES & ROOT STYLES --- */
:root {
    --font-family-main: 'Poppins', sans-serif;
    /* Day Mode Colors (Default) */
    --color-bg: #f0f2f5;
    --color-bg-gradient-start: rgba(0, 123, 255, 0.1);
    --color-bg-gradient-end: rgba(255, 0, 150, 0.1);
    --color-text-primary: #333;
    --color-text-secondary: #666;
    --color-primary: #007bff;
    --color-secondary: #6c757d;
    --color-white: #ffffff;
    --color-error: #dc3545;
    --color-success: #28a745; /* New success color */
    --color-border: rgba(255, 255, 255, 0.2);
    --color-shadow: rgba(0, 0, 0, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.6);
    --input-bg: rgba(255, 255, 255, 0.7);
    --border-radius: 15px;
    --header-height: 70px;
    --sidebar-width: 260px;
    --sidebar-width-collapsed: 80px;
}

/* 2. --- NIGHT MODE THEME --- */
body.night-mode {
    --color-bg: #121212;
    --color-bg-gradient-start: rgba(23, 39, 116, 0.2);
    --color-bg-gradient-end: rgba(116, 23, 80, 0.2);
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #a0a0a0;
    --color-primary: #4a90e2;
    --color-secondary: #8a929a;
    --color-border: rgba(255, 255, 255, 0.1);
    --color-shadow: rgba(0, 0, 0, 0.3);
    --glass-bg: rgba(20, 20, 20, 0.6);
    --input-bg: rgba(40, 40, 40, 0.7);
}

/* 3. --- GLOBAL & BODY STYLES --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: var(--font-family-main);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-bg-gradient-start), var(--color-bg-gradient-end));
    z-index: -1;
}

/* 4. --- REUSABLE COMPONENTS --- */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    box-shadow: 0 8px 32px 0 var(--color-shadow);
}
.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    text-align: center;
}
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}
.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-white);
}
.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

/* 5. --- LAYOUT & STRUCTURE --- */
.page-container {
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s ease;
}
.main-header {
    height: var(--header-height);
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 10px;
    margin: 0 10px;
    z-index: 1000;
}
.sidebar-toggle-btn {
    display: none; /* Hidden on desktop */
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}
.user-info {
    font-size: 14px;
    color: var(--color-text-secondary);
}
.content-wrapper {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
}

/* 6. --- AUTHENTICATION PAGES (LOGIN) --- */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}
.auth-container {
    width: 100%;
    max-width: 450px;
    padding: 40px;
    text-align: center;
}
.auth-header h2 {
    margin-bottom: 10px;
    font-size: 28px;
    font-weight: 600;
    color: var(--color-text-primary);
}
.auth-header p {
    margin-bottom: 30px;
    color: var(--color-text-secondary);
}
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.form-group {
    text-align: left;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--color-text-secondary);
}
.form-group input {
    width: 100%;
    padding: 12px 15px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background-color: var(--input-bg);
    color: var(--color-text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
}
.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.2);
}
.form-group input[readonly] {
    background-color: rgba(128, 128, 128, 0.1);
    cursor: not-allowed;
}
.auth-form .btn {
    margin-top: 10px;
}

/* Message Boxes */
.error-message, .success-message {
    padding: 12px;
    margin-bottom: 20px;
    border-radius: 8px;
    font-size: 14px;
    text-align: left;
}
.error-message {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--color-error);
    border: 1px solid rgba(220, 53, 69, 0.3);
}
.success-message {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(40, 167, 69, 0.3);
}


/* 7. --- THEME SWITCHER --- */
.theme-btn {
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 22px;
    cursor: pointer;
    padding: 5px;
}
.theme-btn .fa-sun {
    display: none;
}
.theme-btn .fa-moon {
    display: block;
}
body.night-mode .theme-btn .fa-sun {
    display: block;
}
body.night-mode .theme-btn .fa-moon {
    display: none;
}

/* 8. --- SIDEBAR STYLES --- */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    padding: 20px;
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease, left 0.3s ease;
    z-index: 1100;
}
.sidebar-header .logo a {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
}
.sidebar-nav {
    list-style: none;
    margin-top: 40px;
}
.sidebar-nav li {
    margin-bottom: 10px;
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 15px;
    border-radius: 10px;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: background-color 0.3s, color 0.3s;
}
.sidebar-nav a:hover,
.sidebar-nav li.active a {
    background-color: var(--color-primary);
    color: var(--color-white);
}
.sidebar-nav a i {
    font-size: 20px;
    width: 30px;
    text-align: center;
    margin-right: 15px;
}