/* Import fonts from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Color tokens and system variables */
:root {
    --bg-main: #090d16;
    --bg-gradient: radial-gradient(circle at 50% 0%, #1e1b4b 0%, #090d16 60%);
    --bg-card: rgba(19, 25, 41, 0.75);
    --bg-card-hover: rgba(26, 34, 56, 0.88);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-focus: rgba(139, 92, 246, 0.4);
    
    --color-primary: #8b5cf6;     /* Neon Violet */
    --color-primary-glow: rgba(139, 92, 246, 0.35);
    --color-accent: #3b82f6;      /* Electric Blue */
    --color-accent-glow: rgba(59, 130, 246, 0.25);
    --color-success: #10b981;     /* Emerald Green */
    --color-error: #f43f5e;       /* Rose Red */
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-neon-primary: 0 0 20px rgba(139, 92, 246, 0.2);
    --shadow-neon-success: 0 0 20px rgba(16, 185, 129, 0.15);
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --glass-blur: blur(12px) saturate(180%);
}

/* Base styles and resets */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

body {
    background-color: var(--bg-main);
    background-image: var(--bg-gradient);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    padding-bottom: 60px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Typography styles */
.gradient-text {
    background: linear-gradient(135deg, #a78bfa 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

/* Server Error Banner (US101 / US102 - Epic E16) */
.server-error-banner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.95) 0%, rgba(185, 28, 28, 0.95) 100%);
    color: white;
    padding: 12px 24px;
    z-index: 10000;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

.server-error-content {
    display: flex;
    align-items: center;
    gap: 14px;
}

.btn-retry-server {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: white;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.btn-retry-server:hover {
    background: rgba(255, 255, 255, 0.35);
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    height: 70px;
    background: rgba(9, 13, 22, 0.85);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Outfit', sans-serif;
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    font-weight: bold;
    box-shadow: var(--shadow-neon-primary);
}

.search-bar-container {
    flex: 0 1 500px;
    position: relative;
}

.search-bar {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 10px 16px 10px 40px;
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: var(--transition-fast);
}

.search-bar:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-color-focus);
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.15);
}

.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
    pointer-events: none;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-icon {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 18px;
    position: relative;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: scale(1.05);
}

.badge-count {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--color-error);
    color: white;
    font-size: 10px;
    font-weight: bold;
    border-radius: var(--radius-full);
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-main);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
}

.nav-user:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--color-primary);
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 12px;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.user-pseudo {
    font-size: 14px;
    font-weight: 500;
}

/* Layout container */
.container {
    max-width: 1440px;
    margin: 30px auto 0;
    padding: 0 40px;
    display: grid;
    grid-template-columns: 260px 1fr 320px;
    gap: 30px;
    align-items: start;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
    padding: 24px;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.glass-card-hover:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.12);
}

/* Sidebar Left (Navigation / Categories) */
.sidebar-left {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: 100px;
}

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

.nav-item {
    margin-bottom: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    background: rgba(139, 92, 246, 0.12);
    color: var(--color-primary);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.nav-link i {
    font-size: 18px;
    width: 20px;
    text-align: center;
}

.section-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 12px;
    padding-left: 12px;
}

.category-list {
    list-style: none;
}

.category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    margin-bottom: 4px;
}

.category-item:hover, .category-item.active {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
}

.category-item.active {
    border-left: 3px solid var(--color-primary);
    background: rgba(139, 92, 246, 0.05);
    padding-left: 13px;
}

.category-icon {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    margin-right: 12px;
}

.category-badge {
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 11px;
    color: var(--text-muted);
}

/* Feed Column (Center) */
.feed-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Post Creator */
.post-creator {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.creator-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.creator-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

.creator-title-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    outline: none;
    font-size: 15px;
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
}

.creator-title-input:focus {
    border-color: var(--border-color-focus);
}

.creator-body-textarea {
    width: 100%;
    min-height: 80px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 14px 16px;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    outline: none;
    resize: vertical;
    font-size: 14px;
}

.creator-body-textarea:focus {
    border-color: var(--border-color-focus);
}

.creator-meta-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.creator-select, .creator-input-text {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
}

.creator-select option {
    background-color: var(--bg-main);
    color: var(--text-primary);
}

.creator-select:focus, .creator-input-text:focus {
    border-color: var(--border-color-focus);
}

.creator-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 14px;
}

.creator-char-counter {
    font-size: 12px;
    color: var(--text-muted);
}

.creator-char-counter.error {
    color: var(--color-error);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 100%);
    border: none;
    color: white;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-neon-primary);
    transition: var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(139, 92, 246, 0.4);
}

/* Debates list / Feed cards */
.debate-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.debate-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.debate-meta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.debate-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    font-size: 12px;
}

.debate-author-pseudo {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.debate-time {
    font-size: 12px;
    color: var(--text-muted);
}

/* Tag Badges for 8 Categories */
.tag-category {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    display: inline-block;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tag-category.economy { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border-color: rgba(59, 130, 246, 0.2); }
.tag-category.finance { background: rgba(234, 179, 8, 0.15); color: #facc15; border-color: rgba(234, 179, 8, 0.2); }
.tag-category.politics { background: rgba(239, 68, 68, 0.15); color: #f87171; border-color: rgba(239, 68, 68, 0.2); }
.tag-category.geopolitics { background: rgba(14, 165, 233, 0.15); color: #38bdf8; border-color: rgba(14, 165, 233, 0.2); }
.tag-category.news { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border-color: rgba(245, 158, 11, 0.2); }
.tag-category.social { background: rgba(139, 92, 246, 0.15); color: #a78bfa; border-color: rgba(139, 92, 246, 0.2); }
.tag-category.environment { background: rgba(16, 185, 129, 0.15); color: #34d399; border-color: rgba(16, 185, 129, 0.2); }
.tag-category.tech { background: rgba(99, 102, 241, 0.15); color: #818cf8; border-color: rgba(99, 102, 241, 0.2); }

.debate-title {
    font-size: 20px;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    color: var(--text-primary);
    line-height: 1.3;
}

.debate-content {
    font-size: 14.5px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.debate-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag-hash {
    font-size: 12px;
    color: var(--color-accent);
    cursor: pointer;
    background: rgba(59, 130, 246, 0.05);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.tag-hash:hover {
    background: rgba(59, 130, 246, 0.12);
    color: var(--text-primary);
}

.debate-sources {
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.debate-sources i {
    color: var(--color-accent);
}

.source-link {
    font-size: 12.5px;
    color: var(--text-secondary);
    font-weight: 500;
}

.source-link:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

/* Interactions Bar */
.debate-interactions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
    margin-top: 8px;
}

.interaction-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-interaction {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition-fast);
}

.btn-interaction:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.btn-interaction.active-like {
    color: var(--color-accent);
    background: rgba(59, 130, 246, 0.08);
}

.btn-interaction.active-useful {
    color: var(--color-success);
    background: rgba(16, 185, 129, 0.08);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.1);
}

.btn-interaction.active-unhelpful {
    color: var(--color-error);
    background: rgba(244, 63, 94, 0.08);
}

.btn-interaction.active-favorite {
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.08);
}

/* Comments Section */
.comments-section {
    margin-top: 10px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    display: none;
}

.comments-section.visible {
    display: block;
}

.comment-input-area {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.comment-textarea {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    color: var(--text-primary);
    font-size: 13px;
    min-height: 40px;
    outline: none;
    resize: vertical;
}

.btn-submit-comment {
    background: var(--color-primary);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: var(--transition-fast);
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.comment-card {
    display: flex;
    gap: 12px;
    border-left: 2px solid rgba(255, 255, 255, 0.08);
    padding-left: 12px;
}

.comment-avatar {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    font-size: 10px;
    flex-shrink: 0;
}

.comment-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.comment-author-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
}

.comment-pseudo {
    font-weight: 600;
    color: var(--text-primary);
}

.comment-time {
    color: var(--text-muted);
    font-size: 11px;
}

.comment-content {
    font-size: 13.5px;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* User Card Right Sidebar */
.user-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    text-align: center;
}

.profile-avatar-large {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    font-size: 24px;
    font-family: 'Outfit', sans-serif;
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-neon-primary);
}

.profile-pseudo-large {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.profile-reputation {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--color-success);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.profile-bio {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.badge-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
}

.badge-pill {
    font-size: 10px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    background: rgba(139, 92, 246, 0.12);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.user-card-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    border-top: 1px solid var(--border-color);
    padding-top: 14px;
    margin-top: 6px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-item:first-child {
    border-right: 1px solid var(--border-color);
}

.stat-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 11px;
    color: var(--text-muted);
}

.btn-follow {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: var(--transition-fast);
}

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

.btn-follow.following {
    background: rgba(255, 255, 255, 0.1);
    border-color: transparent;
    color: var(--text-secondary);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 7, 12, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-medium);
}

.modal-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: #0f1422;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    padding: 30px;
    box-shadow: var(--shadow-soft);
    position: relative;
    transform: translateY(20px);
    transition: transform var(--transition-medium);
}

.modal-overlay.visible .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
}

.modal-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    font-family: 'Outfit', sans-serif;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.form-group {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    font-weight: 600;
}

.form-input {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    width: 100%;
}

.form-input:focus {
    border-color: var(--color-primary);
}

/* Toast Feedback Popups */
.toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: rgba(19, 25, 41, 0.95);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--color-primary);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    color: var(--text-primary);
    font-size: 13.5px;
    min-width: 280px;
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast.success { border-left-color: var(--color-success); }
.toast.info { border-left-color: var(--color-accent); }
.toast.error { border-left-color: var(--color-error); }

/* Responsive layout rules */
@media (max-width: 1200px) {
    .container {
        grid-template-columns: 80px 1fr 300px;
        padding: 0 20px;
        gap: 20px;
    }
}

@media (max-width: 900px) {
    .container {
        grid-template-columns: 1fr;
    }
    .sidebar-left, .sidebar-right {
        position: static;
        width: 100%;
    }
    .sidebar-left {
        display: none;
    }
    .search-bar-container {
        display: none;
    }
}