/*=============================================
=            صفحه‌گیری و تنظیمات اولیه         =
=============================================*/

@font-face {
    font-family: 'Vazirmatn';
    src: url('../fonts/Vazirmatn-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('../fonts/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --color-primary: #1e88e5;
    --color-bg-header: #1a1a1a;
    --color-text-header: #fff;
}

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

body {
    font-family: 'Vazirmatn', Tahoma, sans-serif;
    line-height: 1.8;
    color: #333;
    direction: rtl;
    background: #f9f9f9;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

a {
    text-decoration: none;
    color: var(--color-primary);
    transition: color 0.3s ease;
}

a:hover {
    color: #0d47a1;
}

h1, h2, h3, h4, h5, h6 {
    margin: 15px 0;
    color: #222;
    font-weight: 600;
}

p { margin: 10px 0; }

/*=============================================
=            هدر و منو                        =
=============================================*/

.site-header {
    background: var(--color-bg-header);
    color: var(--color-text-header);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

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

.logo a {
    color: var(--color-text-header);
    font-size: 22px;
    font-weight: bold;
}

.main-menu ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

.main-menu a {
    color: #ccc;
    font-size: 14px;
}

.main-menu a:hover {
    color: #fff;
}

.dark-mode-btn {
    background: #333;
    color: #fff;
    border: none;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
}

#mobile-menu-toggle {
    display: none;
    background: #333;
    color: #fff;
    border: none;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
}

/*=============================================
=            کانتینر                          =
=============================================*/

.site-container.full-width {
    max-width: none;
}

.site-container.boxed {
    background: #fff;
    box-shadow: 0 0 15px rgba(0,0,0,0.1);
}

.boxed-wrapper {
    margin: 0 auto;
    padding: 0 15px;
}

/*=============================================
=            صفحه 404                         =
=============================================*/

.error-404 .container {
    text-align: center;
    padding: 100px 0;
}

.error-404 h1 {
    font-size: 24px;
    margin-bottom: 15px;
}

.error-404 p {
    margin-bottom: 20px;
    color: #666;
}

.button {
    display: inline-block;
    padding: 10px 20px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
}

/*=============================================
=            تم تاریک                         =
=============================================*/

body.dark-mode,
body.dark-mode .site-header {
    background: #121212;
    color: #e0e0e0;
}

body.dark-mode .site-container.boxed {
    background: #1e1e1e;
}

/*=============================================
=            واکنش‌گرایی                      =
=============================================*/

@media (max-width: 992px) {
    .main-menu { display: none; }
    #mobile-menu-toggle { display: block; }
}

@media (max-width: 768px) {
    .site-header .container,
    .container { padding: 0 10px; }
}