/* =========================================================
   Sa'dullayev Azizbek - Web Portfolio Stylesheet
   ========================================================= */

/* Root CSS Variables */
:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --secondary: #a855f7;
    --accent: #06b6d4;
    
    --bg-main: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-white: #ffffff;
    
    --shadow-color: rgba(0, 0, 0, 0.3);
    --gradient-hero: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables */
body.light-theme {
    --bg-main: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.85);
    --border-color: rgba(0, 0, 0, 0.08);
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --shadow-color: rgba(0, 0, 0, 0.08);
}

/* Reset & General Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 48px;
}

.gradient-text {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Glassmorphism Card Style */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px var(--shadow-color);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.15);
}

/* ================= Navbar ================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

body.light-theme .navbar {
    background: rgba(248, 250, 252, 0.85);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 76px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

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

.nav-menu {
    display: flex;
    gap: 28px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-muted);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    color: var(--primary);
}

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

.theme-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition);
}

.theme-btn:hover {
    background: var(--primary);
    color: var(--text-white);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-main);
    border-radius: 3px;
    transition: var(--transition);
}

/* ================= Hero Section ================= */
.hero {
    padding-top: 150px;
    padding-bottom: 80px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 48px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 6px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 16px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.bio-box {
    background: var(--bg-card);
    border-left: 4px solid var(--primary);
    padding: 18px 22px;
    border-radius: var(--radius-sm);
    margin-bottom: 32px;
    position: relative;
    font-style: italic;
    color: var(--text-main);
    font-size: 0.96rem;
}

.quote-icon {
    color: var(--primary);
    opacity: 0.3;
    font-size: 1.5rem;
    margin-bottom: 8px;
    display: block;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--text-white);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.35);
}

.btn-telegram {
    background: #0088cc;
    color: #ffffff;
}

.btn-telegram:hover {
    background: #0077b5;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 136, 204, 0.35);
}

.btn-instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: #ffffff;
}

.btn-instagram:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(220, 39, 67, 0.4);
    opacity: 0.95;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

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

/* Hero Card Right */
.hero-card {
    padding: 32px;
    text-align: center;
}

.avatar-box {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 10px 25px rgba(168, 85, 247, 0.3);
}

.avatar-icon {
    font-size: 2.8rem;
    color: #ffffff;
}

.hero-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
}

.hero-card .role {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 20px;
}

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

.stat-number {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.contact-quick a {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.contact-quick a:hover {
    color: var(--primary);
}

/* ================= About Section ================= */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.about-card {
    padding: 32px;
}

.card-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.about-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.about-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ================= Skills Section ================= */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.skill-card {
    padding: 28px;
}

.skill-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.skill-icon {
    font-size: 2.2rem;
}

.skill-icon.java { color: #f89820; }
.skill-icon.python { color: #3776ab; }
.skill-icon.php { color: #777bb4; }
.skill-icon.html { color: #e34f26; }
.skill-icon.android { color: #3ddc84; }
.skill-icon.tools { color: #06b6d4; }

.skill-header h4 {
    font-size: 1.2rem;
    font-weight: 700;
}

.skill-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-bottom: 18px;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-main);
}

/* ================= Projects Section ================= */
.filter-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 36px;
}

.filter-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 10px 22px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary);
    color: var(--text-white);
    border-color: var(--primary);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.3);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 28px;
}

.project-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.clickable-card {
    cursor: pointer;
}

.project-banner {
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.python-bg { background: linear-gradient(135deg, #1e3a5f 0%, #3776ab 100%); }
.php-bg { background: linear-gradient(135deg, #4f5b93 0%, #1e293b 100%); }
.web-bg { background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%); }

.banner-icon {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.3);
}

.category-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
}

.project-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.project-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 18px;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tags span {
    background: var(--bg-secondary);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.project-links {
    display: flex;
    gap: 12px;
}

.proj-link {
    flex: 1;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.open-modal-btn {
    background: var(--primary);
    color: var(--text-white);
}

.open-modal-btn:hover {
    background: var(--primary-hover);
}

.demo-link {
    background: #0088cc;
    color: #ffffff;
    border: 1px solid #0088cc;
}

.demo-link:hover {
    background: #0077b5;
    border-color: #0077b5;
    color: #ffffff;
}

.github-link {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.github-link:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Hide filtered projects */
.project-card.hide {
    display: none;
}

/* ================= Modal Window Styles ================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
    animation: fadeIn 0.3s ease forwards;
}

.modal-card {
    max-width: 650px;
    width: 100%;
    padding: 36px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 24px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--primary);
}

.modal-title {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.modal-badge {
    display: inline-block;
    background: var(--primary);
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.modal-desc {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 24px;
    line-height: 1.7;
}

.modal-features {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 24px;
}

.modal-features h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary);
}

.modal-features ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.modal-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.modal-features li i {
    color: #10b981;
}

.modal-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* ================= Toast Notification ================= */
.toast-container {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    z-index: 3000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast-container.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.toast-box {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--primary);
    color: #ffffff;
    padding: 14px 28px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
    font-size: 0.92rem;
    font-weight: 600;
}

.toast-box i {
    color: #06b6d4;
    font-size: 1.2rem;
}

/* ================= Extra Skills Section ================= */
.extra-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.extra-card {
    padding: 32px;
    text-align: center;
}

.extra-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--gradient-hero);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 20px;
}

.extra-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.extra-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

/* ================= Contact Section ================= */
.contact-box {
    padding: 48px;
    text-align: center;
    max-width: 960px;
    margin: 0 auto;
}

.contact-box p {
    color: var(--text-muted);
    margin-bottom: 36px;
}

.contact-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: left;
    transition: var(--transition);
    overflow: hidden;
}

.contact-card:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.contact-card-info {
    flex: 1;
    min-width: 0;
}

.contact-icon {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.contact-icon.phone { color: #10b981; }
.contact-icon.tg { color: #0088cc; }
.contact-icon.mail { color: #ea4335; }

.contact-card h4 {
    font-size: 1rem;
    font-weight: 700;
}

.contact-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.contact-card p.email-text {
    font-size: 0.78rem;
    word-break: break-all;
}

/* ================= Footer ================= */
.footer {
    padding: 30px 0;
    border-top: 1px solid var(--border-color);
    background: var(--bg-main);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-socials a {
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: var(--transition);
}

.footer-socials a:hover {
    color: var(--primary);
}

/* ================= Responsive Styles ================= */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }

    .bio-box {
        text-align: left;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 76px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 76px);
        background: var(--bg-main);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .contact-box {
        padding: 30px 16px;
    }
    
    .contact-card p.email-text {
        font-size: 0.75rem;
    }

    .toast-box {
        font-size: 0.82rem;
        padding: 12px 20px;
        width: 90%;
        text-align: center;
    }
}

/* ================= Floating AI Assistant Chatbot ================= */
.ai-chat-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999999;
}

.ai-chat-trigger {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.2);
    font-size: 1.6rem;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ai-chat-trigger:hover {
    transform: scale(1.08) rotate(5deg);
    box-shadow: 0 14px 30px rgba(168, 85, 247, 0.6);
}

.pulse-dot {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 14px;
    height: 14px;
    background: #10b981;
    border: 2px solid var(--bg-main);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.ai-chat-window {
    position: absolute;
    bottom: 76px;
    right: 0;
    width: 360px;
    height: 480px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: 20px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.ai-chat-window.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.ai-chat-header {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.9) 0%, rgba(168, 85, 247, 0.9) 100%);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #ffffff;
}

.ai-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.ai-info h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin: 0;
}

.status-online {
    font-size: 0.72rem;
    color: #d1fae5;
    display: block;
    margin-top: 2px;
}

.ai-chat-close {
    margin-left: auto;
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 1.6rem;
    cursor: pointer;
    line-height: 1;
    opacity: 0.8;
}

.ai-chat-close:hover {
    opacity: 1;
}

.ai-chat-body {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--bg-card);
}

.ai-msg {
    display: flex;
    margin-bottom: 4px;
}

.bot-msg {
    justify-content: flex-start;
}

.user-msg {
    justify-content: flex-end;
}

.msg-bubble {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 16px;
    font-size: 0.88rem;
    line-height: 1.45;
    word-break: break-word;
}

.bot-msg .msg-bubble {
    background: var(--bg-secondary);
    color: var(--text-main);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-color);
}

.user-msg .msg-bubble {
    background: var(--primary);
    color: #ffffff;
    border-bottom-right-radius: 4px;
}

.ai-chat-chips {
    padding: 8px 12px;
    display: flex;
    gap: 6px;
    overflow-x: auto;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
}

.ai-chat-chips::-webkit-scrollbar {
    display: none;
}

.chip-btn {
    white-space: nowrap;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.76rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.chip-btn:hover {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.ai-chat-footer {
    display: flex;
    padding: 10px;
    gap: 8px;
    background: var(--bg-main);
    border-top: 1px solid var(--border-color);
}

.ai-chat-footer input {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 8px 14px;
    border-radius: 20px;
    color: var(--text-main);
    font-size: 0.88rem;
    outline: none;
}

.ai-chat-footer input:focus {
    border-color: var(--primary);
}

.ai-chat-footer button {
    background: var(--primary);
    color: #ffffff;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.ai-chat-footer button:hover {
    background: var(--primary-hover);
    transform: scale(1.05);
}

@media (max-width: 480px) {
    .ai-chat-window {
        width: calc(100vw - 32px);
        right: -8px;
        height: 440px;
    }
}