:root {
    --primary: #5b3df0;
    --primary-dark: #4529c9;
    --bg: #f4f3fb;
    --card-bg: #ffffff;
    --text: #1f2033;
    --muted: #6b6d85;
    --border: #e6e4f5;
    --success: #1a9c5c;
    --warning: #c98a13;
    --danger: #d43f5a;
    --radius: 14px;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
}

/* ============ NAVBAR ============ */
.navbar {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.navbar .brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 1.2em; }
.nav-links { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.nav-links a { color: #ffffffdd; text-decoration: none; font-weight: 500; font-size: 0.95em; }
.nav-links a:hover { color: #fff; text-decoration: underline; }
.admin-link { background: rgba(255,255,255,0.2); padding: 4px 10px; border-radius: 20px; }

.container { max-width: 900px; margin: 24px auto; padding: 0 16px 60px; }

/* ============ CARD ============ */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 18px;
    box-shadow: 0 1px 3px rgba(20,20,50,0.04);
}

/* ============ AUTH PAGES ============ */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(160deg, #5b3df0 0%, #8a6ff0 45%, #f4f3fb 100%); }
.auth-box { background: #fff; padding: 36px 32px; border-radius: 18px; width: 100%; max-width: 420px; box-shadow: 0 20px 50px rgba(30,20,80,0.25); }
.logo { text-align: center; margin: 0 0 4px; font-size: 1.6em; }
.tagline { text-align: center; color: var(--muted); margin-top: 0; margin-bottom: 24px; font-size: 0.9em; }
.form label { display: block; font-weight: 600; font-size: 0.85em; margin: 14px 0 4px; color: var(--text); }
.form label small { font-weight: 400; color: var(--muted); }
.form input[type=text], .form input[type=email], .form input[type=password], .form select, .form textarea {
    width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 0.95em; background: #fbfaff;
}
.form textarea { resize: vertical; }
.form .row { display: flex; gap: 12px; }
.form .row > div { flex: 1; }
.btn-primary, .btn-secondary, .btn-danger {
    display: inline-block; border: none; border-radius: 8px; padding: 11px 18px; font-weight: 600; cursor: pointer; font-size: 0.95em; text-decoration: none; text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; margin-top: 18px; width: 100%; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: #ece9fb; color: var(--primary-dark); }
.btn-danger { background: var(--danger); color: #fff; }
.switch { text-align: center; margin-top: 18px; font-size: 0.9em; color: var(--muted); }
.switch a { color: var(--primary); font-weight: 600; text-decoration: none; }

.alert { padding: 12px 14px; border-radius: 10px; margin-bottom: 14px; font-size: 0.9em; }
.alert ul { margin: 0; padding-left: 18px; }
.alert.error { background: #fdeaec; color: var(--danger); }
.alert.success { background: #e6f7ee; color: var(--success); }
.alert.info { background: #eef0ff; color: var(--primary-dark); }
.alert.warning { background: #fdf3e0; color: var(--warning); }

/* ============ FEED ============ */
.new-post textarea { width: 100%; border: 1px solid var(--border); border-radius: 10px; padding: 10px; font-family: inherit; font-size: 0.95em; resize: vertical; }
.new-post-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 10px; }
.file-btn { cursor: pointer; color: var(--primary); font-weight: 600; font-size: 0.9em; }
.file-btn input { display: none; }
.new-post .btn-primary { width: auto; margin-top: 0; padding: 9px 20px; }

.feed-tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.feed-tabs a { padding: 8px 16px; border-radius: 20px; text-decoration: none; color: var(--muted); font-weight: 600; font-size: 0.9em; background: #ece9fb44; }
.feed-tabs a.active { background: var(--primary); color: #fff; }

.post-header { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.post-author { font-weight: 700; color: var(--text); text-decoration: none; }
.post-uni { font-size: 0.8em; background: #ece9fb; color: var(--primary-dark); padding: 2px 8px; border-radius: 10px; }
.post-time { font-size: 0.78em; color: var(--muted); margin-left: auto; }
.post-content { margin: 6px 0; line-height: 1.5; }
.post-image { width: 100%; border-radius: 10px; margin-top: 6px; max-height: 480px; object-fit: cover; }
.post-actions { margin-top: 10px; }
.like-btn { background: none; border: 1px solid var(--border); border-radius: 20px; padding: 6px 14px; cursor: pointer; color: var(--muted); font-weight: 600; }
.like-btn.liked { color: var(--danger); border-color: var(--danger); background: #fdeaec; }
.comments { margin-top: 10px; border-top: 1px solid var(--border); padding-top: 8px; }
.comment { font-size: 0.9em; margin-bottom: 4px; }
.comment-form input { width: 100%; border: none; border-top: 1px solid var(--border); padding: 8px 0; margin-top: 6px; font-size: 0.9em; background: transparent; }
.comment-form input:focus { outline: none; }

.post-grid { display: flex; flex-direction: column; gap: 12px; }

/* ============ PROFILE ============ */
.profile-header { display: flex; gap: 20px; align-items: center; }
.avatar-lg { width: 90px; height: 90px; border-radius: 50%; object-fit: cover; background: #ece9fb; }
.profile-uni { color: var(--primary-dark); font-weight: 600; font-size: 0.9em; margin: 4px 0; }
.profile-bio { color: var(--muted); font-size: 0.9em; }
.profile-stats { display: flex; gap: 16px; font-size: 0.9em; margin: 8px 0; }
.profile-info .btn-primary { width: auto; padding: 8px 16px; margin-top: 6px; }

/* ============ CHAT ============ */
.chat-box .muted { color: var(--muted); font-size: 0.88em; }
.chat-messages { max-height: 420px; overflow-y: auto; border: 1px solid var(--border); border-radius: 10px; padding: 12px; margin: 12px 0; background: #fbfaff; }
.chat-msg { margin-bottom: 10px; font-size: 0.92em; }
.chat-msg strong { color: var(--primary-dark); }
.chat-time { font-size: 0.75em; color: var(--muted); margin-left: 6px; }
.chat-msg.mine { text-align: right; }
.chat-msg.mine strong { color: var(--success); }
.chat-form { display: flex; gap: 8px; }
.chat-form input { flex: 1; padding: 10px 12px; border: 1px solid var(--border); border-radius: 20px; }
.chat-form button { border-radius: 20px; }

/* ============ ADMIN ============ */
.admin-tabs { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.admin-tabs a { padding: 8px 14px; border-radius: 8px; text-decoration: none; color: var(--muted); font-weight: 600; font-size: 0.88em; background: #fff; border: 1px solid var(--border); }
.admin-tabs a.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.badge { background: var(--danger); color: #fff; border-radius: 10px; padding: 1px 7px; font-size: 0.75em; margin-left: 4px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: 12px; margin-bottom: 18px; }
.stat-card { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 16px; text-align: center; }
.stat-card.warn { border-color: var(--warning); }
.stat-card.ok { border-color: var(--success); }
.stat-card.danger { border-color: var(--danger); }
.stat-num { display: block; font-size: 1.6em; font-weight: 800; color: var(--primary-dark); }
.stat-label { font-size: 0.8em; color: var(--muted); }

.admin-table { width: 100%; border-collapse: collapse; font-size: 0.88em; }
.admin-table th, .admin-table td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; }
.admin-table th { color: var(--muted); font-weight: 700; text-transform: uppercase; font-size: 0.78em; }

.status-badge { padding: 2px 9px; border-radius: 10px; font-size: 0.78em; font-weight: 700; }
.status-approved { background: #e6f7ee; color: var(--success); }
.status-pending { background: #fdf3e0; color: var(--warning); }
.status-restricted { background: #fdeaec; color: var(--danger); }
.status-rejected { background: #ece9ec; color: #6b6d85; }

.row-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.btn-mini { border: none; border-radius: 6px; padding: 5px 10px; font-size: 0.78em; cursor: pointer; font-weight: 700; }
.btn-mini.ok { background: #e6f7ee; color: var(--success); }
.btn-mini.warn { background: #fdf3e0; color: var(--warning); }
.btn-mini.danger { background: #fdeaec; color: var(--danger); }

.search-form { display: flex; gap: 8px; flex-wrap: wrap; }
.search-form input, .search-form select { padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; }
.form-inline { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.form-inline input { padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px; }

.approval-card { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; }
.approval-doc { text-align: center; }
.doc-preview { max-width: 100%; max-height: 220px; border-radius: 8px; border: 1px solid var(--border); }
.approval-actions { grid-column: 1 / -1; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; border-top: 1px solid var(--border); padding-top: 12px; }
.reject-form { display: flex; gap: 6px; flex: 1; }
.reject-form input { flex: 1; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; }

@media (max-width: 640px) {
    .approval-card { grid-template-columns: 1fr; }
    .navbar { flex-direction: column; align-items: flex-start; gap: 10px; }
}

/* ============ v2 EKLENTİLERİ ============ */
.cover-photo { width: 100%; height: 160px; object-fit: cover; border-radius: 14px 14px 0 0; display: block; }
.cover-placeholder { background: linear-gradient(135deg, var(--primary), #8a6ff0); }
.profile-header-wrap { padding: 0; overflow: hidden; }
.profile-header-wrap .profile-header { padding: 20px; margin-top: -40px; }
.profile-header-wrap .avatar-lg { border: 4px solid #fff; }
.profile-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.profile-website a { color: var(--primary); text-decoration: none; font-size: 0.88em; }

.repost-tag { font-size: 0.82em; color: var(--muted); font-weight: 700; margin-bottom: 6px; }
.quoted-post { border: 1px solid var(--border); border-radius: 10px; padding: 10px; margin-top: 6px; background: #fbfaff; }
.repost-btn { background: none; border: 1px solid var(--border); border-radius: 20px; padding: 6px 14px; cursor: pointer; color: var(--muted); font-weight: 600; }
.repost-btn.active { color: var(--success); border-color: var(--success); background: #e6f7ee; }
.quote-btn { background: none; border: 1px solid var(--border); border-radius: 20px; padding: 6px 14px; cursor: pointer; color: var(--muted); font-weight: 600; }
.report-link { text-decoration: none; padding: 6px 10px; }
.quote-form-wrap textarea { width: 100%; border: 1px solid var(--border); border-radius: 8px; padding: 8px; margin: 8px 0; font-family: inherit; }

.conversation-row { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); text-decoration: none; color: var(--text); }
.conversation-row:last-child { border-bottom: none; }
.avatar-sm { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; background: #ece9fb; }
.conversation-info { flex: 1; }
.conversation-info p { margin: 2px 0 0; font-size: 0.85em; }

.block-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); }
.block-row:last-child { border-bottom: none; }

.status-banned { background: #2a2a2a; color: #fff; }