/* assets/css/style.css */
/* Modern, Premium, and Fully Responsive AI Forum Design */

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

:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-light: #94a3b8;
    
    --accent-color: #2563eb;
    --accent-color-hover: #1d4ed8;
    --accent-glow: rgba(37, 99, 235, 0.15);
    
    --sticky-bg: #fef9c3;
    --sticky-border: #eab308;
    --success: #16a34a;
    --danger: #dc2626;
    --warning: #ca8a04;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --border-radius: 12px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
}

[data-theme="dark"] {
    --bg-primary: #090d16;
    --bg-secondary: #111726;
    --border-color: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-light: #64748b;
    
    --accent-color: #3b82f6;
    --accent-color-hover: #60a5fa;
    --accent-glow: rgba(59, 130, 246, 0.25);
    
    --sticky-bg: #1e293b;
    --sticky-border: #3b82f6;
    --success: #34d399;
    --danger: #f87171;
    --warning: #fbbf24;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 14px;
    line-height: 1.6;
    overflow-x: hidden; /* Prevent body overflow */
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-color-hover);
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Nav */
header {
    background-color: #0b1329;
    color: #ffffff;
    padding: 15px 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

[data-theme="dark"] header {
    background-color: #0b0f19;
    border-bottom: 1px solid var(--border-color);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.logo a {
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    color: var(--accent-color);
}

.search-bar {
    flex-grow: 1;
    max-width: 320px;
}

.search-bar form {
    position: relative;
    display: flex;
    align-items: center;
}

.search-bar input {
    width: 100%;
    padding: 8px 38px 8px 12px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    font-size: 13px;
    outline: none;
    transition: var(--transition);
}

.search-bar input:focus {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

.search-bar input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-bar button {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    padding: 4px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-bar button:hover {
    color: #ffffff;
}

.user-nav {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.user-nav a {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.nav-btn {
    padding: 6px 14px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.4);
}

.nav-btn-solid {
    background-color: var(--accent-color);
    color: #ffffff !important;
    border-color: transparent;
}

.nav-btn-solid:hover {
    background-color: var(--accent-color-hover);
    border-color: transparent;
}

.header-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
}

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

.main-menu a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 13.5px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

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

.theme-toggle {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ffffff;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

/* Layout Grid */
.main-wrapper {
    margin: 30px auto;
}

.main-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
}

@media (min-width: 768px) {
    .main-grid {
        grid-template-columns: minmax(0, 3fr) minmax(0, 1fr);
    }
}

/* Cards */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.card-header {
    background-color: var(--bg-secondary);
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.card-header h2, .card-header h3 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.card-body {
    padding: 24px;
}

/* Banner */
.banner {
    background-color: var(--bg-secondary);
    border-left: 4px solid var(--accent-color);
    padding: 16px 24px;
    border-radius: var(--border-radius);
    border-top: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.banner-icon {
    font-size: 20px;
    color: var(--accent-color);
    margin-top: 2px;
}

.banner h4 {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
}

.banner p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Responsive Table Styles */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.forum-table {
    width: 100%;
    border-collapse: collapse;
}

.forum-table th {
    background-color: var(--bg-primary);
    padding: 12px 18px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.forum-table td {
    padding: 18px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.forum-table tr:last-child td {
    border-bottom: none;
}

.forum-table tr:hover td {
    background-color: rgba(37, 99, 235, 0.02);
}

[data-theme="dark"] .forum-table tr:hover td {
    background-color: rgba(59, 130, 246, 0.02);
}

.forum-cat-name {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
}

.forum-cat-desc {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
    line-height: 1.5;
}

.col-stats {
    text-align: center;
    width: 100px;
}

.stat-num {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-primary);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    display: inline-block;
}

.col-lastpost {
    width: 260px;
    font-size: 12px;
}

.lastpost-title {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 240px;
    display: block;
    margin-bottom: 3px;
}

.lastpost-meta {
    color: var(--text-secondary);
    font-size: 11px;
    line-height: 1.4;
}

/* Badges */
.thread-badge {
    display: inline-block;
    padding: 2px 6px;
    font-size: 10px;
    font-weight: 700;
    color: #ffffff;
    border-radius: 4px;
    margin-right: 6px;
    text-transform: uppercase;
    vertical-align: middle;
}

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

.badge-closed {
    background-color: var(--text-secondary);
}

/* Forum Posts list inside Thread */
.post-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--bg-secondary);
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

@media (min-width: 768px) {
    .post-card {
        flex-direction: row;
    }
}

.post-author {
    padding: 24px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

@media (min-width: 768px) {
    .post-author {
        width: 180px;
        border-bottom: none;
        border-right: 1px solid var(--border-color);
        flex-shrink: 0;
    }
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-family: var(--font-heading);
    font-weight: bold;
    margin: 0 auto 12px auto;
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.author-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 14px;
    word-break: break-all;
    margin-bottom: 4px;
}

.author-role {
    display: inline-block;
    font-size: 9px;
    font-weight: bold;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: 4px;
    margin-bottom: 8px;
}

.role-admin {
    background-color: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.role-moderator {
    background-color: rgba(202, 138, 4, 0.1);
    color: var(--warning);
}

.role-user {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--accent-color);
}

.author-stats {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 10px;
    text-align: left;
    border-top: 1px dashed var(--border-color);
    padding-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.post-content-wrapper {
    flex-grow: 1;
    padding: 24px;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Prevents overflow from code blocks */
}

.post-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
    margin-bottom: 16px;
    font-size: 11px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
}

.post-body {
    flex-grow: 1;
    font-size: 14.5px;
    line-height: 1.7;
    color: var(--text-primary);
    word-break: break-word;
}

.post-body pre {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'SFMono-Regular', Consolas, "Liberation Mono", Menlo, Courier, monospace;
    font-size: 13px;
    margin: 15px 0;
    max-width: 100%;
}

.post-body code {
    background-color: var(--bg-primary);
    padding: 3px 6px;
    border-radius: 4px;
    font-family: 'SFMono-Regular', Consolas, "Liberation Mono", Menlo, Courier, monospace;
    font-size: 13px;
    color: var(--danger);
}

/* Sidebar List */
.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-list li:last-child {
    border-bottom: none;
}

.sidebar-list-title {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
    max-width: 100%;
    margin-bottom: 4px;
}

.sidebar-list-meta {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 13px;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23475569'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 40px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #ffffff;
}

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

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

.btn-secondary:hover {
    background-color: var(--bg-primary);
    border-color: var(--text-secondary);
}

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

.btn-danger:hover {
    background: #b91c1c;
}

/* Alert */
.alert {
    padding: 14px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    font-weight: 500;
    font-size: 13.5px;
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid transparent;
}

.alert-success {
    background-color: rgba(22, 163, 74, 0.05);
    color: var(--success);
    border-color: rgba(22, 163, 74, 0.15);
}

.alert-danger {
    background-color: rgba(220, 38, 38, 0.05);
    color: var(--danger);
    border-color: rgba(220, 38, 38, 0.15);
}

/* Footer */
footer {
    background-color: #0b1329;
    color: #94a3b8;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 50px 0 30px 0;
    margin-top: 60px;
    font-size: 13px;
}

[data-theme="dark"] footer {
    background-color: #0b0f19;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-title {
    font-family: var(--font-heading);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 15px;
    font-size: 15px;
}

.footer-menu {
    list-style: none;
}

.footer-menu li {
    margin-bottom: 8px;
}

.footer-menu a {
    color: #94a3b8;
    transition: var(--transition);
}

.footer-menu a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    text-align: center;
    font-size: 12px;
}

/* Admin Dashboard layout styles */
.admin-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
}

@media (min-width: 768px) {
    .admin-grid {
        grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
    }
}

.admin-sidebar {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 16px;
    height: fit-content;
}

.admin-menu {
    display: flex;
    overflow-x: auto;
    gap: 8px;
    white-space: nowrap;
    list-style: none;
}

@media (min-width: 768px) {
    .admin-menu {
        flex-direction: column;
        overflow-x: visible;
        white-space: normal;
    }
}

.admin-menu li {
    width: 100%;
}

.admin-menu a {
    display: block;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
}

.admin-menu a.active, .admin-menu a:hover {
    background-color: var(--accent-color);
    color: #ffffff;
}

.admin-stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}

.admin-stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: var(--shadow);
}

.admin-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.admin-stat-value {
    font-size: 20px;
    font-weight: 800;
    font-family: var(--font-heading);
}

.admin-stat-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.badge {
    display: inline-block;
    padding: 3px 8px;
    font-size: 10px;
    font-weight: 700;
    border-radius: 4px;
    text-transform: uppercase;
}

.badge-active {
    background-color: rgba(22, 163, 74, 0.1);
    color: var(--success);
}

.badge-banned {
    background-color: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.multi-account-warning {
    background-color: rgba(220, 38, 38, 0.03);
}

.multi-account-tag {
    font-size: 9px;
    font-weight: bold;
    color: var(--danger);
    background-color: rgba(220, 38, 38, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    display: inline-block;
    margin-top: 4px;
}

/* Mobile responsive tabular layouts: Transform to responsive card widgets */
@media (max-width: 768px) {
    .forum-table, 
    .forum-table thead, 
    .forum-table tbody, 
    .forum-table th, 
    .forum-table td, 
    .forum-table tr {
        display: block;
        width: 100% !important;
    }
    
    .forum-table {
        min-width: 100% !important;
    }

    .forum-table thead {
        display: none;
    }

    .forum-table tr {
        margin-bottom: 15px;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        background-color: var(--bg-secondary);
        padding: 16px;
        box-shadow: var(--shadow);
    }

    .forum-table td {
        border-bottom: none;
        padding: 6px 0;
        text-align: left;
    }

    /* Col layout for mobile stats */
    .forum-table td.col-stats {
        display: inline-flex;
        width: 50% !important;
        justify-content: flex-start;
        align-items: center;
        border-top: 1px dashed var(--border-color);
        margin-top: 8px;
        padding-top: 10px;
    }
    
    /* Auto label creation */
    .forum-table td.col-stats:nth-of-type(2)::before {
        content: "Konular: ";
        font-weight: 700;
        font-size: 11px;
        color: var(--text-secondary);
        margin-right: 8px;
    }

    .forum-table td.col-stats:nth-of-type(3)::before {
        content: "Cevaplar: ";
        font-weight: 700;
        font-size: 11px;
        color: var(--text-secondary);
        margin-right: 8px;
    }
    
    /* Category.php and search result page specific column headers */
    .forum-table:not(:has(th:nth-child(4))) td.col-stats:nth-of-type(2)::before,
    .forum-table:has(th:nth-child(3):contains("Cevaplar")) td.col-stats:nth-of-type(2)::before {
        content: "Cevaplar: ";
    }
    
    .forum-table:not(:has(th:nth-child(4))) td.col-stats:nth-of-type(3)::before,
    .forum-table:has(th:nth-child(3):contains("Gösterim")) td.col-stats:nth-of-type(3)::before {
        content: "Gösterim: ";
    }

    .forum-table td.col-lastpost {
        border-top: 1px dashed var(--border-color);
        margin-top: 8px;
        padding-top: 10px;
        width: 100% !important;
    }
    
    .lastpost-title {
        max-width: 100%;
        white-space: normal;
    }
}

/* Header stack layout on small screens */
@media (max-width: 600px) {
    .header-top {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
    .search-bar {
        max-width: 100%;
        width: 100%;
    }
    .user-nav {
        justify-content: center;
        width: 100%;
    }
    .header-bottom {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    .main-menu {
        justify-content: center;
        gap: 12px;
    }
}