/* --- 1. Global sozlamalar va CSS o'zgaruvchilari --- */
:root {
    --font-main: 'Inter', sans-serif;
    
    /* Oq mavzu (Default) */
    --color-bg: #f5f5f7;
    --color-surface: #ffffff;
    --color-text-primary: #1d1d1f;
    --color-text-secondary: #515154;
    --color-border: #d2d2d7;
    --color-accent: #007aff;
    --shadow: 0 4px 12px rgba(0,0,0,0.08);

    --sidebar-width: 260px;
}

body.dark-theme {
    /* Qora mavzu */
    --color-bg: #121212;
    --color-surface: #1e1e1e;
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-border: #333333;
    --color-accent: #0a84ff;
    --shadow: 0 4px 12px rgba(0,0,0,0.2);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    transition: background-color 0.3s, color 0.3s;
    overflow-x: hidden; /* Gorizontal skrollni oldini olish */
}

/* --- 2. Yon panel (Sidebar) --- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--color-surface);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    padding: 20px;
    transform: translateX(-100%); /* Boshida yashirin */
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
}

.sidebar-header .logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-accent);
    text-decoration: none;
}

.sidebar-nav {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sidebar-nav .nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 1.1rem;
    padding: 12px 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: background-color 0.2s, color 0.2s;
}

.sidebar-nav .nav-link .icon { font-style: normal; }

.sidebar-nav .nav-link:hover {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
}

.sidebar-nav .nav-link.active {
    background-color: var(--color-accent);
    color: white;
    font-weight: 600;
}

.sidebar-footer {
    margin-top: auto;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}
.sidebar-footer a {
    color: var(--color-accent);
    text-decoration: none;
}


/* --- 3. Asosiy Kontent va Header --- */
.main-content {
    transition: transform 0.3s ease-in-out;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 500;
}

.header-left { display: flex; align-items: center; gap: 15px; }
.header-title { font-size: 1.2rem; font-weight: 600; }
.theme-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-secondary);
}

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}
.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-text-primary);
    margin: 4px 0;
    transition: all 0.3s;
}

/* --- 4. JavaScript orqali qo'shiladigan "ochiq" holatlar --- */
/* Sayt tanasiga 'sidebar-open' klassi qo'shilganda... */
body.sidebar-open .sidebar {
    transform: translateX(0);
}
body.sidebar-open .main-content {
    transform: translateX(var(--sidebar-width));
}
/* Menyuni X shakliga aylantirish */
body.sidebar-open .menu-toggle span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
body.sidebar-open .menu-toggle span:nth-child(2) {
    opacity: 0;
}
body.sidebar-open .menu-toggle span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* --- 5. Asosiy Sahifa Kontenti --- */
.main { padding: 20px; }
.hero-section { text-align: center; margin-bottom: 40px; }
.hero-section h1 { font-size: 2rem; margin-bottom: 10px; }
.hero-section p { font-size: 1.1rem; color: var(--color-text-secondary); }

.search-bar {
    margin-top: 20px;
    display: flex;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}
.search-bar input {
    width: 100%;
    padding: 12px 15px;
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 8px 0 0 8px;
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    outline: none;
}
.search-bar button {
    padding: 0 20px;
    border: 1px solid var(--color-accent);
    background-color: var(--color-accent);
    color: white;
    font-size: 1rem;
    cursor: pointer;
    border-radius: 0 8px 8px 0;
}

.content-section h2 { margin-bottom: 20px; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 20px;
}

.card {
    background-color: var(--color-surface);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-5px); box-shadow: 0 8px 20px rgba(0,0,0,0.12); }
.card img { width: 100%; display: block; aspect-ratio: 2 / 3; object-fit: cover; }
.card-body { padding: 15px; }
.card-body h3 { font-size: 1rem; margin-bottom: 5px; }
.card-body .card-meta { font-size: 0.8rem; color: var(--color-text-secondary); }


/* --- 6. Katta ekranlar uchun moslashuv (Responsive) --- */
@media (min-width: 768px) {
    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

@media (min-width: 1024px) {
    /* Desktop versiyada menyu tugmasini yashiramiz */
    .menu-toggle {
        display: none;
    }
    /* Sidebarni doimiy ko'rinadigan qilamiz */
    .sidebar {
        transform: translateX(0);
        box-shadow: none;
    }
    /* Asosiy kontentni yon panel kengligicha o'ngga suramiz */
    .main-content {
        margin-left: var(--sidebar-width);
    }
    /* JavaScript orqali beriladigan effektlarni o'chiramiz */
    body.sidebar-open .main-content {
        transform: translateX(0);
    }
    .header {
        /* Header endi kontent ichida bo'lgani uchun chap tomonda bo'sh joy qoladi */
        width: calc(100% - var(--sidebar-width));
        left: var(--sidebar-width);
    }
}