/**
 * Svyaz Messenger - Glassmorphism UI
 * Modern dark theme with glass effects
 */

/* ============================================================================
   CSS VARIABLES
   ============================================================================ */

:root {
    --bg-primary: #0a0a12;
    --bg-secondary: #12121f;
    --bg-tertiary: #1a1a2e;
    
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-bg-hover: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
    
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    --z-dropdown: 100;
    --z-sidebar: 150;
    --z-modal: 200;
    --z-tooltip: 300;
    
    --sidebar-width: 240px;
    --content-max-width: 600px;
    --right-sidebar-width: 300px;
}

/* ============================================================================
   RESET & BASE
   ============================================================================ */

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a { color: var(--accent-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-secondary); }

img { max-width: 100%; height: auto; display: block; }

button { font-family: inherit; cursor: pointer; border: none; background: none; }

input, textarea, select { font-family: inherit; font-size: inherit; color: inherit; background: none; border: none; outline: none; }

/* ============================================================================
   BACKGROUND
   ============================================================================ */

.background-gradient {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #0a0a12 0%, #12121f 25%, #1a1a2e 50%, #12121f 75%, #0a0a12 100%);
    z-index: -2;
}

.background-orbs { position: fixed; inset: 0; overflow: hidden; z-index: -1; pointer-events: none; }

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: float 25s infinite ease-in-out;
}

.orb-1 { width: 500px; height: 500px; background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, transparent 70%); top: -150px; left: -150px; }
.orb-2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%); bottom: -100px; right: -100px; animation-delay: -8s; }
.orb-3 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(168, 85, 247, 0.25) 0%, transparent 70%); top: 40%; left: 60%; transform: translate(-50%, -50%); animation-delay: -16s; }

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(20px, -20px) scale(1.03); }
    50% { transform: translate(-15px, 15px) scale(0.97); }
    75% { transform: translate(-20px, -15px) scale(1.01); }
}

/* ============================================================================
   GLASS COMPONENTS
   ============================================================================ */

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.glass-input {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.glass-input:focus-within {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* ============================================================================
   SIDEBAR - DESKTOP
   ============================================================================ */

.sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    z-index: var(--z-sidebar);
    border-radius: 0;
    border-left: none;
    border-top: none;
    border-bottom: none;
}

.sidebar-left { left: 0; border-right: 1px solid var(--glass-border); }

.sidebar-brand { margin-bottom: var(--spacing-xl); }

.brand-link { display: flex; align-items: center; gap: var(--spacing-md); color: var(--text-primary); text-decoration: none; }
.brand-logo { width: 36px; height: 36px; }
.brand-name { font-size: 1.375rem; font-weight: 700; background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.sidebar-nav { display: flex; flex-direction: column; gap: var(--spacing-xs); }

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-weight: 500;
    position: relative;
}

.sidebar-link:hover { color: var(--text-primary); background: var(--glass-bg-hover); }
.sidebar-link.active { color: var(--text-primary); background: rgba(99, 102, 241, 0.15); }
.sidebar-link.active::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 3px; height: 24px; background: var(--accent-gradient); border-radius: var(--radius-full); }
.sidebar-link svg { width: 22px; height: 22px; flex-shrink: 0; }

.sidebar-badge { margin-left: auto; min-width: 20px; height: 20px; padding: 0 6px; background: var(--danger); color: white; font-size: 0.75rem; font-weight: 600; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; }

.sidebar-profile { margin-top: auto; padding-top: var(--spacing-lg); border-top: 1px solid var(--glass-border); display: flex; align-items: center; gap: var(--spacing-sm); }

.profile-mini { display: flex; align-items: center; gap: var(--spacing-md); flex: 1; padding: var(--spacing-sm); border-radius: var(--radius-md); transition: background var(--transition-fast); }
.profile-mini:hover { background: var(--glass-bg-hover); }
.profile-mini-avatar { width: 36px; height: 36px; border-radius: var(--radius-full); object-fit: cover; }
.profile-mini-info { display: flex; flex-direction: column; min-width: 0; }
.profile-mini-name { font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 0.9rem; }
.profile-mini-handle { font-size: 0.8rem; color: var(--text-muted); }

.logout-btn { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; color: var(--text-muted); border-radius: var(--radius-md); transition: all var(--transition-fast); }
.logout-btn:hover { color: var(--danger); background: rgba(239, 68, 68, 0.1); }
.logout-btn svg { width: 18px; height: 18px; }

/* ============================================================================
   MOBILE HEADER & SIDEBAR
   ============================================================================ */

.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    min-height: 56px;
    height: calc(56px + env(safe-area-inset-top));
    height: calc(56px + constant(safe-area-inset-top)); /* Для старых версий iOS */
    padding-top: env(safe-area-inset-top);
    padding-top: constant(safe-area-inset-top); /* Для старых версий iOS */
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
    padding-bottom: 0;
    align-items: center;
    justify-content: space-between;
    z-index: var(--z-sidebar);
    border-radius: 0;
}

.mobile-menu-btn, .mobile-search-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}
.mobile-menu-btn:hover, .mobile-search-toggle:hover { background: var(--glass-bg-hover); }
.mobile-menu-btn svg, .mobile-search-toggle svg { width: 24px; height: 24px; }

.mobile-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}
.mobile-brand-logo { width: 32px; height: 32px; }
.mobile-brand-name { font-size: 1.25rem; font-weight: 700; background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* Mobile Sidebar Overlay */
.mobile-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-sidebar) + 1);
    opacity: 0;
    transition: opacity var(--transition-normal);
}
.mobile-sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* Mobile Sidebar */
.mobile-sidebar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    max-width: 85vw;
    flex-direction: column;
    z-index: calc(var(--z-sidebar) + 2);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
    padding-top: env(safe-area-inset-top);
    padding-top: constant(safe-area-inset-top); /* Для старых версий iOS */
}
.mobile-sidebar.active {
    transform: translateX(0);
}

.mobile-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    padding-top: calc(var(--spacing-lg) + env(safe-area-inset-top));
    padding-top: calc(var(--spacing-lg) + constant(safe-area-inset-top)); /* Для старых версий iOS */
    border-bottom: 1px solid var(--glass-border);
}

.mobile-sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}
.mobile-sidebar-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}
.mobile-sidebar-info { display: flex; flex-direction: column; }
.mobile-sidebar-name { font-weight: 600; color: var(--text-primary); }
.mobile-sidebar-handle { font-size: 0.8125rem; color: var(--text-muted); }

.mobile-sidebar-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}
.mobile-sidebar-close:hover { background: var(--glass-bg-hover); color: var(--text-primary); }
.mobile-sidebar-close svg { width: 20px; height: 20px; }

.mobile-sidebar-nav {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.mobile-sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
}
.mobile-sidebar-link:hover { background: var(--glass-bg-hover); color: var(--text-primary); }
.mobile-sidebar-link.active { background: var(--accent-primary); color: white; }
.mobile-sidebar-link svg { width: 22px; height: 22px; flex-shrink: 0; }
.mobile-sidebar-link.logout { color: var(--danger); }
.mobile-sidebar-link.logout:hover { background: rgba(239, 68, 68, 0.1); }

.mobile-sidebar-badge {
    margin-left: auto;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: var(--danger);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-sidebar-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
}

/* ============================================================================
   MAIN CONTENT & LAYOUTS
   ============================================================================ */

.main-content { min-height: 100vh; padding: var(--spacing-lg); }
.main-content.with-sidebar { margin-left: var(--sidebar-width); }

/* Feed Layout - два колонки */
.feed-layout {
    display: grid;
    grid-template-columns: minmax(0, var(--content-max-width)) var(--right-sidebar-width);
    gap: var(--spacing-xl);
    max-width: calc(var(--content-max-width) + var(--right-sidebar-width) + var(--spacing-xl));
    margin: 0 auto;
}

.feed-main { min-width: 0; }

.feed-sidebar {
    position: sticky;
    top: var(--spacing-lg);
    height: fit-content;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Profile Layout - одна колонка */
.profile-layout {
    max-width: 700px;
    margin: 0 auto;
}

.profile-main { min-width: 0; }

/* Sidebar Cards */
.sidebar-card { padding: var(--spacing-lg); }
.sidebar-card-title { font-size: 1rem; font-weight: 600; margin-bottom: var(--spacing-md); color: var(--text-primary); }

.search-box { display: flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-sm) var(--spacing-md); }
.search-box svg { width: 18px; height: 18px; color: var(--text-muted); flex-shrink: 0; }
.search-box input { flex: 1; min-width: 0; }
.search-box input::placeholder { color: var(--text-muted); }

.search-results { margin-top: var(--spacing-sm); display: none; }
.search-results.active { display: block; }

.search-result-item { display: flex; align-items: center; gap: var(--spacing-md); padding: var(--spacing-sm); border-radius: var(--radius-md); transition: background var(--transition-fast); color: var(--text-primary); }
.search-result-item:hover { background: var(--glass-bg-hover); }
.search-result-item .avatar { width: 36px; height: 36px; }

.recommendations-placeholder { display: flex; flex-direction: column; align-items: center; gap: var(--spacing-md); padding: var(--spacing-lg); text-align: center; color: var(--text-muted); }
.recommendations-placeholder svg { width: 32px; height: 32px; opacity: 0.5; }
.recommendations-placeholder p { font-size: 0.875rem; }

.recommended-users { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.recommended-user { display: flex; align-items: center; gap: var(--spacing-md); padding: var(--spacing-sm); border-radius: var(--radius-md); transition: background var(--transition-fast); }
.recommended-user:hover { background: var(--glass-bg-hover); }
.recommended-user .avatar { width: 40px; height: 40px; }
.recommended-user-info { flex: 1; min-width: 0; }
.recommended-user-name { font-weight: 500; color: var(--text-primary); display: block; }
.recommended-user-handle { font-size: 0.8125rem; color: var(--text-muted); }
.recommended-user-stats { font-size: 0.75rem; color: var(--text-muted); }

.trends-list { display: flex; flex-direction: column; gap: var(--spacing-md); }
.empty-trends { padding: var(--spacing-lg); text-align: center; color: var(--text-muted); font-size: 0.875rem; }
.trend-item { display: flex; flex-direction: column; gap: 2px; padding: var(--spacing-sm); border-radius: var(--radius-md); cursor: pointer; transition: background var(--transition-fast); }
.trend-item:hover { background: var(--glass-bg-hover); }
.trend-category { font-size: 0.75rem; color: var(--text-muted); }
.trend-topic { font-weight: 600; color: var(--text-primary); }
.trend-count { font-size: 0.75rem; color: var(--text-muted); }

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn svg { width: 18px; height: 18px; }

.btn-primary { background: var(--accent-gradient); color: white; box-shadow: var(--shadow-sm); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-glow); }

.btn-secondary { background: var(--glass-bg); color: var(--text-primary); border: 1px solid var(--glass-border); }
.btn-secondary:hover { background: var(--glass-bg-hover); }

.btn-icon { width: 40px; height: 40px; padding: 0; border-radius: var(--radius-md); }
.btn-full { width: 100%; }
.btn-danger { background: var(--danger); color: white; }
.btn-success { background: var(--success); color: white; }

/* ============================================================================
   FORMS
   ============================================================================ */

.form-group { margin-bottom: var(--spacing-md); }
.form-group label { display: block; margin-bottom: var(--spacing-sm); color: var(--text-secondary); font-size: 0.875rem; font-weight: 500; }

.input-wrapper { display: flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-sm) var(--spacing-md); }
.input-wrapper svg { width: 20px; height: 20px; color: var(--text-muted); flex-shrink: 0; }
.input-wrapper input { flex: 1; min-width: 0; padding: var(--spacing-sm) 0; }
.input-wrapper input::placeholder { color: var(--text-muted); }

textarea { width: 100%; padding: var(--spacing-md); background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-md); resize: vertical; min-height: 100px; transition: all var(--transition-fast); }
textarea:focus { border-color: var(--accent-primary); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15); }

/* ============================================================================
   AUTH PAGES
   ============================================================================ */

.auth-container { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: var(--spacing-md); }

.auth-card { width: 100%; max-width: 400px; padding: var(--spacing-xl); }

.auth-header { text-align: center; margin-bottom: var(--spacing-xl); }
.auth-logo { width: 72px; height: 72px; margin: 0 auto var(--spacing-md); }
.auth-logo img { width: 100%; height: 100%; }
.auth-header h1 { font-size: 1.75rem; font-weight: 700; margin-bottom: var(--spacing-xs); background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.auth-header p { color: var(--text-secondary); }

.auth-form { margin-bottom: var(--spacing-lg); }
.auth-form .btn { margin-top: var(--spacing-md); }

.remember-me { margin-top: var(--spacing-sm); margin-bottom: var(--spacing-md); }
.remember-me-label { display: flex; align-items: center; gap: var(--spacing-sm); cursor: pointer; color: var(--text-secondary); font-size: 0.875rem; }
.remember-me-label input[type="checkbox"] { width: 18px; height: 18px; cursor: pointer; accent-color: var(--accent-primary); }
.remember-me-label span { user-select: none; }

.auth-footer { text-align: center; color: var(--text-secondary); }
.auth-footer a { font-weight: 500; }

/* ============================================================================
   FEED & POSTS
   ============================================================================ */

.create-post { padding: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.create-post-header { display: flex; align-items: center; gap: var(--spacing-md); }
.create-post-input { flex: 1; padding: var(--spacing-md); cursor: pointer; color: var(--text-muted); transition: all var(--transition-fast); }
.create-post-input:hover { background: var(--glass-bg-hover); }

.posts-feed { display: flex; flex-direction: column; gap: var(--spacing-lg); }

.post-card { padding: var(--spacing-lg); }

.post-header { display: flex; align-items: center; gap: var(--spacing-md); margin-bottom: var(--spacing-md); }
.post-user-info { flex: 1; min-width: 0; }
.post-user-top { display: flex; align-items: center; gap: var(--spacing-sm); flex-wrap: wrap; }
.post-username { font-weight: 600; color: var(--text-primary); display: inline-flex; align-items: center; gap: 6px; }
.post-username:hover { color: var(--accent-primary); }
.post-handle { font-size: 0.875rem; color: var(--text-muted); }
.post-time { font-size: 0.875rem; color: var(--text-muted); }

.verified-badge { display: inline-flex; align-items: center; justify-content: center; width: 16px; height: 16px; background: var(--accent-primary); color: white; border-radius: 50%; font-size: 10px; font-weight: 700; flex-shrink: 0; }
.verified-badge-lg { width: 20px; height: 20px; font-size: 12px; }

.profile-name-row { display: flex; align-items: center; gap: var(--spacing-md); }

.post-content { margin-bottom: var(--spacing-md); white-space: pre-wrap; word-break: break-word; font-size: 0.9375rem; line-height: 1.5; }

.post-image { margin-bottom: var(--spacing-md); border-radius: var(--radius-md); overflow: hidden; }
.post-image img { width: 100%; object-fit: cover; }

.post-voice { margin-bottom: var(--spacing-md); padding: var(--spacing-md); background: var(--glass-bg); border-radius: var(--radius-md); display: flex; align-items: center; gap: var(--spacing-md); }

.voice-play-btn { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; background: var(--accent-gradient); border-radius: var(--radius-full); color: white; flex-shrink: 0; transition: all var(--transition-fast); }
.voice-play-btn:hover { transform: scale(1.05); box-shadow: var(--shadow-glow); }
.voice-play-btn svg { width: 20px; height: 20px; }

.voice-waveform { flex: 1; height: 40px; position: relative; }
.voice-waveform canvas { width: 100%; height: 100%; }
.voice-info { font-size: 0.875rem; color: var(--text-secondary); flex-shrink: 0; }

.post-actions { display: flex; align-items: center; gap: var(--spacing-xs); padding-top: var(--spacing-md); border-top: 1px solid var(--glass-border); position: relative; }
.post-action-btn { display: flex; align-items: center; gap: var(--spacing-xs); padding: var(--spacing-sm) var(--spacing-md); color: var(--text-secondary); border-radius: var(--radius-md); transition: all var(--transition-fast); font-size: 0.875rem; }
.post-action-btn:hover { color: var(--text-primary); background: var(--glass-bg-hover); }
.post-action-btn.liked { color: var(--danger); }
.post-action-btn svg { width: 18px; height: 18px; }

.post-views { position: absolute; right: 0; bottom: 0; display: flex; align-items: center; gap: 4px; font-size: 0.75rem; color: var(--text-muted); padding: var(--spacing-sm); }
.post-views svg { width: 14px; height: 14px; }

.loading-indicator { display: flex; flex-direction: column; align-items: center; gap: var(--spacing-md); padding: var(--spacing-xl); color: var(--text-secondary); }
.spinner { width: 36px; height: 36px; border: 3px solid var(--glass-border); border-top-color: var(--accent-primary); border-radius: 50%; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.feed-end { text-align: center; padding: var(--spacing-xl); color: var(--text-muted); }

.empty-state { display: flex; flex-direction: column; align-items: center; gap: var(--spacing-md); padding: var(--spacing-2xl); color: var(--text-muted); text-align: center; }
.empty-state svg { width: 48px; height: 48px; opacity: 0.5; }

/* ============================================================================
   VOICE RECORDER UI (IMPROVED)
   ============================================================================ */

.voice-recorder-container { margin-bottom: var(--spacing-md); }

.voice-recorder-ui {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
}

.voice-recorder-waveform { flex: 1; height: 48px; }
.voice-recorder-waveform canvas { width: 100%; height: 100%; border-radius: var(--radius-sm); }

.voice-recorder-info { display: flex; flex-direction: column; align-items: center; min-width: 60px; }
.voice-recorder-info .voice-duration { font-size: 1rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.voice-recorder-info .voice-status { font-size: 0.75rem; color: var(--text-muted); }
.voice-recorder-info .voice-status.recording { color: var(--danger); }

.voice-recorder-controls { display: flex; gap: var(--spacing-xs); }

/* ============================================================================
   CHAT
   ============================================================================ */

.chat-container { display: grid; grid-template-columns: 320px 1fr; gap: var(--spacing-lg); height: calc(100vh - 100px); }

.chats-sidebar { display: flex; flex-direction: column; overflow: hidden; }
.chats-header { display: flex; align-items: center; justify-content: space-between; padding: var(--spacing-lg); border-bottom: 1px solid var(--glass-border); }
.chats-header h2 { font-size: 1.25rem; font-weight: 600; }
.chats-header .btn-icon { color: var(--text-primary); background: var(--glass-bg); }
.chats-header .btn-icon:hover { background: var(--glass-bg-hover); }

.chats-list { flex: 1; overflow-y: auto; padding: var(--spacing-sm); }

.chat-item { display: flex; align-items: center; gap: var(--spacing-md); padding: var(--spacing-md); border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition-fast); }
.chat-item:hover { background: var(--glass-bg-hover); }
.chat-item.active { background: rgba(99, 102, 241, 0.1); }

.chat-item-info { flex: 1; min-width: 0; }
.chat-item-name { font-weight: 500; margin-bottom: 2px; display: flex; align-items: center; gap: var(--spacing-sm); }
.chat-item-preview { font-size: 0.875rem; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.chat-item-meta { display: flex; flex-direction: column; align-items: flex-end; gap: var(--spacing-xs); }
.chat-item-time { font-size: 0.75rem; color: var(--text-muted); }
.chat-item-badge { min-width: 20px; height: 20px; padding: 0 6px; background: var(--accent-primary); color: white; font-size: 0.75rem; font-weight: 600; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; }

.new-chat-header-btn { color: var(--text-primary); }

.fab-new-chat { display: none; position: absolute; bottom: var(--spacing-lg); right: var(--spacing-lg); width: 56px; height: 56px; background: var(--accent-gradient); color: white; border-radius: 50%; box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4); z-index: 10; align-items: center; justify-content: center; }
.fab-new-chat svg { width: 24px; height: 24px; flex-shrink: 0; }
.fab-new-chat:hover { transform: scale(1.05); }

.chat-area { display: flex; flex-direction: column; overflow: hidden; }
.chat-header { display: flex; align-items: center; padding: var(--spacing-md) var(--spacing-lg); border-bottom: 1px solid var(--glass-border); gap: var(--spacing-sm); }
.chat-user-info { display: flex; align-items: center; gap: var(--spacing-md); flex: 1; }
.chat-actions { margin-left: auto; }

.chat-avatar-wrapper { position: relative; flex-shrink: 0; }
.online-indicator { position: absolute; bottom: 2px; right: 2px; width: 10px; height: 10px; background: var(--text-muted); border: 2px solid var(--bg-primary); border-radius: 50%; }
.online-indicator.online { background: var(--success); }

.chat-user-details h3 { font-weight: 600; margin-bottom: 0; line-height: 1.2; display: flex; align-items: center; gap: 6px; }
.chat-user-details .verified-badge { width: 14px; height: 14px; font-size: 9px; }
.user-status-text { font-size: 0.8125rem; color: var(--text-muted); }
.user-status-text.status-online { color: var(--success); }
.user-status-text.status-focus { color: var(--warning); }
.user-status-text.status-busy { color: var(--danger); }

.status-online { color: var(--success); }
.status-focus { color: var(--warning); }
.status-busy { color: var(--danger); }
.status-offline { color: var(--text-muted); }

.chat-actions { display: flex; gap: var(--spacing-xs); }

.messages-container { flex: 1; overflow-y: auto; padding: var(--spacing-lg); display: flex; flex-direction: column; gap: var(--spacing-md); }

.message { display: flex; gap: var(--spacing-sm); max-width: 75%; animation: messageIn 0.3s ease; }
@keyframes messageIn { from { opacity: 0; transform: translateY(10px); } }
.message.mine { flex-direction: row-reverse; margin-left: auto; }

.message-avatar { flex-shrink: 0; }
.message-content { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.message.mine .message-content { align-items: flex-end; }

.message-bubble { padding: var(--spacing-sm) var(--spacing-md); background: var(--glass-bg); border-radius: var(--radius-lg); border-top-left-radius: var(--radius-sm); position: relative; }
.message.mine .message-bubble { background: var(--accent-gradient); border-radius: var(--radius-lg); border-top-right-radius: var(--radius-sm); }

.message-reply { padding: var(--spacing-xs) var(--spacing-sm); margin-bottom: var(--spacing-xs); background: rgba(0, 0, 0, 0.2); border-radius: var(--radius-sm); border-left: 2px solid var(--accent-primary); font-size: 0.875rem; }
.message-reply-user { font-weight: 500; color: var(--accent-primary); }
.message-reply-text { color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.message-text { word-break: break-word; white-space: pre-wrap; }
.message-voice { display: flex; align-items: center; gap: var(--spacing-sm); min-width: 200px; }
.message-voice .voice-play-btn { width: 36px; height: 36px; background: rgba(255, 255, 255, 0.2); }
.message.mine .message-voice .voice-play-btn { background: rgba(255, 255, 255, 0.3); }
.message.mine .message-voice .voice-play-btn:hover { background: rgba(255, 255, 255, 0.4); }
.message.mine .message-voice .voice-info { color: rgba(255, 255, 255, 0.8); }
.message.mine .message-voice canvas { filter: brightness(1.5); }
.message-meta { display: flex; align-items: center; gap: var(--spacing-sm); font-size: 0.75rem; color: var(--text-muted); }
.message-reactions { display: flex; gap: var(--spacing-xs); margin-top: var(--spacing-xs); }
.message-reaction { display: flex; align-items: center; gap: 2px; padding: 2px 6px; background: var(--glass-bg); border-radius: var(--radius-full); font-size: 0.875rem; cursor: pointer; transition: all var(--transition-fast); }
.message-reaction:hover { background: var(--glass-bg-hover); }
.message-reaction-count { font-size: 0.75rem; color: var(--text-secondary); }

.message-input-area { padding: var(--spacing-md) var(--spacing-lg); border-top: 1px solid var(--glass-border); }
.message-form { display: flex; align-items: center; width: 100%; }

.text-input-area { display: flex; align-items: center; gap: var(--spacing-xs); flex: 1; width: 100%; }
.text-input-area .input-wrapper { flex: 1; min-width: 0; }

.attach-btn { color: var(--text-muted); flex-shrink: 0; width: 36px; height: 36px; }
.attach-btn:hover { color: var(--text-primary); background: var(--glass-bg-hover); }
.attach-btn svg { width: 18px; height: 18px; }

.action-btn { width: 40px; height: 40px; border-radius: var(--radius-md); flex-shrink: 0; }
.action-btn svg { width: 20px; height: 20px; }
.action-btn#voice-message-btn { color: var(--accent-primary); background: var(--glass-bg); }
.action-btn#voice-message-btn:hover { background: rgba(99, 102, 241, 0.2); }
.action-btn#send-message-btn { background: var(--accent-gradient); color: white; }

.chat-back-btn { display: none; width: 36px; height: 36px; flex-shrink: 0; align-items: center; justify-content: center; }
.chat-back-btn svg { width: 20px; height: 20px; flex-shrink: 0; }

.voice-recording-area { display: flex; align-items: center; gap: var(--spacing-md); flex: 1; padding: var(--spacing-sm); background: var(--glass-bg); border-radius: var(--radius-md); }
.voice-recording-area .voice-waveform { flex: 1; }
.voice-duration { font-size: 0.875rem; color: var(--text-secondary); font-variant-numeric: tabular-nums; }

.reply-preview { display: flex; align-items: center; justify-content: space-between; padding: var(--spacing-sm) var(--spacing-md); margin: var(--spacing-sm) var(--spacing-lg); border-left: 3px solid var(--accent-primary); }
.reply-info { display: flex; flex-direction: column; gap: 2px; }
.reply-to { font-size: 0.75rem; color: var(--accent-primary); font-weight: 500; }
.reply-content { font-size: 0.875rem; color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 300px; }

.chat-placeholder { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--spacing-sm); color: var(--text-muted); text-align: center; padding: var(--spacing-xl); }
.chat-placeholder > svg { width: 56px; height: 56px; opacity: 0.4; margin-bottom: var(--spacing-sm); }
.chat-placeholder h3 { font-size: 1.125rem; color: var(--text-primary); font-weight: 600; }
.chat-placeholder p { font-size: 0.875rem; line-height: 1.5; }
.chat-start-btn { margin-top: var(--spacing-md); padding: var(--spacing-sm) var(--spacing-lg); font-size: 0.875rem; gap: var(--spacing-sm); background: var(--accent-gradient); color: white; border: none; }
.chat-start-btn:hover { opacity: 0.9; transform: translateY(-1px); }
.chat-start-btn svg { width: 16px; height: 16px; }

.reactions-picker { position: fixed; display: flex; gap: var(--spacing-xs); padding: var(--spacing-sm); z-index: var(--z-tooltip); }
.reaction-btn { font-size: 1.25rem; padding: var(--spacing-xs); border-radius: var(--radius-sm); transition: all var(--transition-fast); }
.reaction-btn:hover { background: var(--glass-bg-hover); transform: scale(1.2); }

/* ============================================================================
   PROFILE
   ============================================================================ */

.profile-card { overflow: hidden; margin-bottom: var(--spacing-lg); }

.profile-card-header { position: relative; height: 120px; }
.profile-card-cover { position: absolute; inset: 0; background: var(--accent-gradient); opacity: 0.4; }
.profile-card-avatar-wrapper { position: absolute; bottom: -50px; left: var(--spacing-lg); }
.profile-card-avatar { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; border: 4px solid var(--bg-primary); box-shadow: var(--shadow-md); }
.avatar-edit-btn { position: absolute; bottom: 4px; right: 4px; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; background: var(--accent-gradient); border-radius: var(--radius-full); color: white; cursor: pointer; transition: all var(--transition-fast); box-shadow: var(--shadow-sm); }
.avatar-edit-btn:hover { transform: scale(1.1); }
.avatar-edit-btn svg { width: 16px; height: 16px; }

.profile-card-body { padding: var(--spacing-lg); padding-top: 60px; }

.profile-card-main { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: var(--spacing-md); flex-wrap: wrap; gap: var(--spacing-md); }
.profile-card-names { display: flex; flex-direction: column; gap: 2px; }
.profile-card-name { font-size: 1.5rem; font-weight: 700; }
.profile-name-edit { font-size: 1.5rem; font-weight: 700; background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-md); padding: var(--spacing-xs) var(--spacing-sm); color: var(--text-primary); max-width: 250px; }
.profile-name-edit:focus { border-color: var(--accent-primary); }
.profile-card-handle { color: var(--text-muted); font-size: 0.9375rem; }
.profile-card-status { display: flex; align-items: center; }
.status-select-mini { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-md); padding: var(--spacing-xs) var(--spacing-sm); color: var(--text-primary); cursor: pointer; font-size: 0.875rem; }
.status-indicator { padding: var(--spacing-xs) var(--spacing-sm); background: var(--glass-bg); border-radius: var(--radius-full); font-size: 0.875rem; }

.profile-card-bio { margin-bottom: var(--spacing-lg); }
.profile-card-bio p { color: var(--text-secondary); font-size: 0.9375rem; line-height: 1.5; }
.profile-bio-edit { width: 100%; min-height: 80px; padding: var(--spacing-md); font-size: 0.9375rem; }

.profile-card-stats { display: flex; gap: var(--spacing-xl); margin-bottom: var(--spacing-lg); padding-bottom: var(--spacing-lg); border-bottom: 1px solid var(--glass-border); }
.profile-stat { display: flex; flex-direction: column; align-items: center; }
.profile-stat-value { font-size: 1.25rem; font-weight: 700; color: var(--text-primary); }
.profile-stat-label { font-size: 0.8125rem; color: var(--text-muted); }

.profile-card-actions { display: flex; gap: var(--spacing-sm); }

.profile-tabs { display: flex; padding: var(--spacing-xs); margin-bottom: var(--spacing-lg); gap: var(--spacing-xs); }
.profile-tab { flex: 1; display: flex; align-items: center; justify-content: center; gap: var(--spacing-sm); padding: var(--spacing-md); color: var(--text-muted); border-radius: var(--radius-md); transition: all var(--transition-fast); font-weight: 500; }
.profile-tab:hover { color: var(--text-secondary); background: var(--glass-bg-hover); }
.profile-tab.active { color: var(--text-primary); background: var(--glass-bg-hover); }
.profile-tab svg { width: 18px; height: 18px; }

/* ============================================================================
   AVATAR
   ============================================================================ */

.avatar { width: 44px; height: 44px; border-radius: var(--radius-full); object-fit: cover; flex-shrink: 0; }
.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 64px; height: 64px; }

/* ============================================================================
   MODAL
   ============================================================================ */

.modal { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; padding: var(--spacing-md); z-index: var(--z-modal); }
.modal.active { display: flex; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.7); backdrop-filter: blur(4px); }
.modal-content { position: relative; width: 100%; max-width: 500px; max-height: 90vh; overflow-y: auto; padding: var(--spacing-xl); background: rgba(255, 255, 255, 0.05); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: var(--radius-xl); box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3); }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--spacing-lg); }
.modal-header h2 { font-size: 1.25rem; font-weight: 600; }
.modal-close { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; color: var(--text-secondary); border-radius: var(--radius-md); transition: all var(--transition-fast); }
.modal-close:hover { color: var(--text-primary); background: var(--glass-bg-hover); }
.modal-close svg { width: 20px; height: 20px; }

/* ============================================================================
   CREATE POST MODAL
   ============================================================================ */

.create-post-form { display: flex; flex-direction: column; gap: var(--spacing-md); }
.post-author { display: flex; align-items: center; gap: var(--spacing-md); }

.post-textarea-wrapper { position: relative; }
.mention-suggestions { position: absolute; left: 0; right: 0; bottom: 100%; margin-bottom: 4px; background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--radius-md); max-height: 200px; overflow-y: auto; z-index: 100; box-shadow: 0 4px 16px rgba(0,0,0,0.3); }
.mention-item { display: flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-sm) var(--spacing-md); cursor: pointer; transition: background var(--transition-fast); }
.mention-item:hover, .mention-item.active { background: var(--glass-bg-hover); }
.mention-item .avatar { width: 32px; height: 32px; }
.mention-item-info { display: flex; flex-direction: column; }
.mention-item-name { font-weight: 500; font-size: 0.875rem; }
.mention-item-handle { font-size: 0.75rem; color: var(--text-muted); }

.post-content .mention { color: var(--accent-primary); cursor: pointer; }
.post-content .mention:hover { text-decoration: underline; }
.post-author-info { display: flex; flex-direction: column; }
.post-author-name { font-weight: 600; }
.post-author-handle { font-size: 0.875rem; color: var(--text-muted); }
.create-post-form textarea { min-height: 120px; border: none; background: transparent; resize: none; font-size: 1rem; }
.create-post-form textarea:focus { box-shadow: none; }

.image-preview { position: relative; border-radius: var(--radius-md); overflow: hidden; }
.image-preview img { width: 100%; max-height: 300px; object-fit: cover; }
.remove-preview { position: absolute; top: var(--spacing-sm); right: var(--spacing-sm); width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; background: rgba(0, 0, 0, 0.5); border-radius: var(--radius-full); color: white; transition: all var(--transition-fast); }
.remove-preview:hover { background: var(--danger); }
.remove-preview svg { width: 16px; height: 16px; }

.post-form-actions { display: flex; align-items: center; justify-content: space-between; padding-top: var(--spacing-md); border-top: 1px solid var(--glass-border); }
.post-attachments { display: flex; gap: var(--spacing-xs); }
.attachment-btn { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; color: var(--text-secondary); border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition-fast); }
.attachment-btn:hover { color: var(--accent-primary); background: var(--glass-bg-hover); }
.attachment-btn svg { width: 22px; height: 22px; }

/* ============================================================================
   COMMENTS
   ============================================================================ */

.comments-list { max-height: 400px; overflow-y: auto; margin-bottom: var(--spacing-md); display: flex; flex-direction: column; gap: var(--spacing-md); }
.comment { display: flex; gap: var(--spacing-sm); }
.comment-content { flex: 1; background: var(--glass-bg); padding: var(--spacing-sm) var(--spacing-md); border-radius: var(--radius-md); }
.comment-header { display: flex; align-items: center; gap: var(--spacing-sm); margin-bottom: var(--spacing-xs); }
.comment-username { font-weight: 500; font-size: 0.875rem; }
.comment-time { font-size: 0.75rem; color: var(--text-muted); }
.comment-text { font-size: 0.875rem; }
.add-comment-form .input-wrapper { display: flex; }
.add-comment-form input { flex: 1; }

/* ============================================================================
   PWA INSTALL MODAL
   ============================================================================ */

.pwa-install-content { text-align: left; }
.pwa-instructions { text-align: left; margin-bottom: var(--spacing-md); padding: var(--spacing-sm) var(--spacing-md); background: var(--glass-bg); border-radius: var(--radius-md); }
.pwa-instructions h3 { font-size: 0.9375rem; font-weight: 600; margin-bottom: var(--spacing-sm); color: var(--text-primary); }
.pwa-steps { margin: 0; padding-left: var(--spacing-md); color: var(--text-secondary); line-height: 1.6; font-size: 0.875rem; }
.pwa-steps li { margin-bottom: var(--spacing-xs); }
.pwa-steps li strong { color: var(--text-primary); }
.pwa-install-actions { display: flex; flex-direction: column; gap: var(--spacing-xs); margin-top: var(--spacing-md); }
#pwa-dismiss-btn { padding: var(--spacing-md) var(--spacing-lg); font-size: 0.9375rem; font-weight: 500; }

/* Компактный стиль для PWA модального окна */
#pwa-install-modal .modal-content {
    max-width: 340px;
    max-height: 70vh;
    padding: var(--spacing-md);
}

#pwa-install-modal .modal-header {
    margin-bottom: var(--spacing-md);
}

#pwa-install-modal .modal-header h2 {
    font-size: 1.125rem;
}

@media (max-width: 480px) {
    #pwa-install-modal .modal-content {
        max-width: 85vw;
        max-height: 65vh;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    .pwa-instructions { padding: var(--spacing-xs) var(--spacing-sm); margin-bottom: var(--spacing-sm); }
    .pwa-instructions h3 { font-size: 0.875rem; margin-bottom: var(--spacing-xs); }
    .pwa-steps { padding-left: var(--spacing-sm); font-size: 0.8125rem; line-height: 1.5; }
    .pwa-steps li { margin-bottom: 4px; }
    .pwa-install-actions { margin-top: var(--spacing-sm); gap: 6px; }
    .pwa-install-actions .btn { padding: var(--spacing-sm) var(--spacing-md); font-size: 0.875rem; }
    #pwa-dismiss-btn { padding: var(--spacing-md) var(--spacing-lg); font-size: 0.9375rem; }
}

/* ============================================================================
   FLASH MESSAGES
   ============================================================================ */

.flash-messages { position: fixed; top: var(--spacing-lg); right: var(--spacing-lg); display: flex; flex-direction: column; gap: var(--spacing-sm); z-index: var(--z-tooltip); max-width: 360px; }
.flash-message { display: flex; align-items: center; justify-content: space-between; padding: var(--spacing-md); border-left: 4px solid; }
.flash-success { border-color: var(--success); }
.flash-error { border-color: var(--danger); }
.flash-warning { border-color: var(--warning); }
.flash-info { border-color: var(--info); }
.flash-close { font-size: 1.25rem; color: var(--text-secondary); cursor: pointer; transition: color var(--transition-fast); margin-left: var(--spacing-md); }
.flash-close:hover { color: var(--text-primary); }

/* ============================================================================
   USERS LIST
   ============================================================================ */

.search-user-input { display: flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-sm) var(--spacing-md); margin-bottom: var(--spacing-md); }
.search-user-input svg { width: 20px; height: 20px; color: var(--text-muted); }
.search-user-input input { flex: 1; }

.users-list { max-height: 300px; overflow-y: auto; display: flex; flex-direction: column; gap: var(--spacing-xs); }
.user-item { display: flex; align-items: center; gap: var(--spacing-md); padding: var(--spacing-md); border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition-fast); }
.user-item:hover { background: var(--glass-bg-hover); }
.user-item-info { flex: 1; }
.user-item-name { font-weight: 500; }
.user-item-status { font-size: 0.875rem; text-transform: capitalize; }

/* ============================================================================
   ANIMATIONS
   ============================================================================ */

.animate-fade-in { animation: fadeIn 0.4s ease; }
.animate-scale-in { animation: scaleIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.95); } }

/* ============================================================================
   SCROLLBAR
   ============================================================================ */

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--glass-border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.15); }

/* ============================================================================
   RESPONSIVE - TABLET
   ============================================================================ */

@media (max-width: 1100px) {
    .feed-layout { grid-template-columns: 1fr; max-width: var(--content-max-width); }
    .feed-sidebar { display: none; }
}

/* ============================================================================
   RESPONSIVE - MOBILE
   ============================================================================ */

@media (max-width: 768px) {
    :root { --sidebar-width: 0px; }
    
    .sidebar { display: none; }
    .mobile-header { display: flex; }
    .mobile-sidebar { display: flex; }
    
    .main-content { 
        padding: var(--spacing-md); 
        padding-top: calc(72px + env(safe-area-inset-top));
        padding-top: calc(72px + constant(safe-area-inset-top)); /* Для старых версий iOS */
    }
    .main-content.with-sidebar { margin-left: 0; }
    
    .feed-layout { max-width: none; }
    
    .chat-container { grid-template-columns: 1fr; height: calc(100vh - 72px); }
    .chat-container .chats-sidebar { display: flex; position: relative; border-radius: var(--radius-xl); }
    .chat-container .chat-area { display: none; }
    .chat-container.has-active-chat .chats-sidebar { display: none; }
    .chat-container.has-active-chat .chat-area { display: flex; }
    
    .fab-new-chat { display: flex; }
    .new-chat-header-btn { display: none; }
    
    .chat-header { padding: var(--spacing-md); gap: var(--spacing-sm); min-height: 56px; }
    .chat-header .chat-back-btn { width: 32px; height: 32px; padding: 0; }
    .chat-header .chat-back-btn svg { width: 18px; height: 18px; }
    .chat-header .chat-user-info { flex: 1; gap: var(--spacing-sm); }
    .chat-header .chat-avatar-wrapper { width: 40px; height: 40px; }
    .chat-header .avatar { width: 40px; height: 40px; }
    .chat-header .online-indicator { width: 10px; height: 10px; bottom: 0; right: 0; }
    .chat-header .chat-actions { display: none; }
    .chat-user-details { display: flex; flex-direction: column; justify-content: center; gap: 2px; }
    .chat-user-details h3 { font-size: 0.9375rem; gap: 4px; }
    .chat-user-details .verified-badge { width: 12px; height: 12px; font-size: 8px; }
    .chat-user-details .user-status-text { font-size: 0.75rem; }
    .chat-user-details h3 { font-size: 0.875rem; margin: 0; }
    .chat-user-details .user-status { font-size: 0.75rem; margin: 0; }
    
    .profile-card-header { height: 100px; }
    .profile-card-avatar { width: 80px; height: 80px; }
    .profile-card-avatar-wrapper { bottom: -40px; }
    .profile-card-body { padding-top: 50px; }
    .profile-card-main { flex-direction: column; align-items: flex-start; }
    .profile-card-stats { width: 100%; justify-content: space-around; }
    .profile-card-actions { flex-direction: column; width: 100%; }
    .profile-card-actions .btn { width: 100%; }
    .profile-tabs span { display: none; }
    
    .message { max-width: 85%; }
    
    .flash-messages { left: var(--spacing-md); right: var(--spacing-md); max-width: none; top: 72px; }
    
    .chat-back-btn { display: flex; }
    
    /* Admin Dashboard Mobile */
    .admin-container { padding: 0; }
    .admin-header { padding: var(--spacing-lg); }
    .admin-header h1 { font-size: 1.25rem; flex-wrap: wrap; }
    .admin-stats { grid-template-columns: repeat(2, 1fr); }
    .admin-tabs { flex-direction: column; }
    .admin-table-container { padding: var(--spacing-sm); }
    .admin-table { font-size: 0.8125rem; }
    .admin-table th, .admin-table td { padding: var(--spacing-sm); }
    .admin-table th:nth-child(n+4), .admin-table td:nth-child(n+4) { display: none; }
    .admin-table th:nth-child(6), .admin-table td:nth-child(6),
    .admin-table th:nth-child(7), .admin-table td:nth-child(7),
    .admin-table th:last-child, .admin-table td:last-child { display: table-cell; }
}

@media (max-width: 480px) {
    .auth-container { 
        min-height: 100vh; 
        padding: var(--spacing-md) var(--spacing-md) var(--spacing-md); 
        align-items: flex-start;
        padding-top: var(--spacing-md);
    }
    .auth-card { 
        padding: var(--spacing-lg); 
        margin-top: var(--spacing-sm);
    }
    .auth-header { margin-bottom: var(--spacing-lg); }
    .auth-logo { width: 56px; height: 56px; margin-bottom: var(--spacing-sm); }
    .modal-content { padding: var(--spacing-lg); }
    .post-card { padding: var(--spacing-md); }
    .create-post { padding: var(--spacing-md); }
}