/* ===================================
   CSS RESET & BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Modern Editorial Palette */
    --color-bg-primary: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-card: rgba(30, 41, 59, 0.6);
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    --color-accent-pink: #ec4899;
    --color-accent-cyan: #06b6d4;
    --color-accent-purple: #8b5cf6;
    
    /* Typography */
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow-pink: 0 0 40px rgba(236, 72, 153, 0.3);
    --shadow-glow-cyan: 0 0 40px rgba(6, 182, 212, 0.3);
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===================================
   TYPOGRAPHY
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    font-size: clamp(1rem, 2vw, 1.125rem);
    line-height: 1.7;
}

.accent-text {
    background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.highlight {
    color: var(--color-accent-pink);
    font-weight: 600;
    position: relative;
}

/* ===================================
   NAVIGATION
   =================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.nav-logo:hover {
    color: var(--color-accent-pink);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent-pink), var(--color-accent-cyan));
    transition: var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-fast);
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-purple));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-pink);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-accent-cyan);
}

.btn-secondary:hover {
    background: var(--color-accent-cyan);
    color: var(--color-bg-primary);
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-lg);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.15), transparent);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15), transparent);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0);
    }
    50% {
        transform: translateY(-30px) translateX(30px);
    }
}

.hero-container {
    max-width: 1400px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-text {
    animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-secondary);
}

.hero-description {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    animation: fadeInRight 1s ease 0.3s both;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.image-wrapper {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
}

.profile-pic {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 2;
}

.image-accent {
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-cyan));
    border-radius: var(--radius-lg);
    z-index: 1;
    opacity: 0.3;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-muted);
    font-size: 0.875rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent-pink), transparent);
}

/* ===================================
   SECTION CONTAINERS
   =================================== */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-3xl) var(--spacing-lg);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-3xl);
}

/* ===================================
   WORK SECTION
   =================================== */
.work {
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    position: relative;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.work-card {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.work-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-pink), var(--color-accent-cyan));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.work-card:hover::before {
    transform: scaleX(1);
}

.work-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(236, 72, 153, 0.3);
}

.work-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.1), rgba(6, 182, 212, 0.1));
}

.work-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.work-tag {
    background: rgba(236, 72, 153, 0.2);
    color: var(--color-accent-pink);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.work-date {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.work-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.work-company {
    color: var(--color-accent-cyan);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.work-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.work-impact {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.impact-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.impact-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.work-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    list-style: none;
}

.work-skills li {
    background: rgba(6, 182, 212, 0.1);
    color: var(--color-accent-cyan);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

/* ===================================
   PROCESS SECTION
   =================================== */
.process {
    background: var(--color-bg-primary);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.process-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.process-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-pink);
    box-shadow: var(--shadow-glow-pink);
}

.process-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    filter: grayscale(0.3);
}

.process-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-accent-pink);
}

.process-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
    background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-intro {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-3xl);
    line-height: 1.8;
}

.subsection-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-accent-cyan);
}

.education {
    margin-bottom: var(--spacing-3xl);
}

.education-item {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.education-item h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.education-school {
    color: var(--color-accent-pink);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.education-details {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.education-date {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.skill-category {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.skill-category h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-accent-cyan);
}

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

.skill-category li {
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-category li:last-child {
    border-bottom: none;
}

/* ===================================
   CONTACT SECTION
   =================================== */
.contact {
    background: var(--color-bg-primary);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1), transparent);
    border-radius: 50%;
}

.contact-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.contact-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
}

.contact-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-3xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-width: 600px;
    margin: 0 auto var(--spacing-3xl);
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 1.125rem;
    transition: var(--transition-fast);
}

.contact-item:hover {
    color: var(--color-accent-pink);
}

.contact-icon {
    font-size: 1.5rem;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--spacing-xl) var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
    color: var(--color-text-muted);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    .work-card.featured {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition-base);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-image {
        order: -1;
    }
    
    .image-wrapper {
        max-width: 350px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .work-grid {
        grid-template-columns: 1fr;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section-container {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .hero {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .work-impact {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

/* ===================================
   AI SEARCH FEATURE
   =================================== */

/* Floating AI Search Button */
.ai-search-btn {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-purple));
    color: white;
    border: none;
    border-radius: 50px;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    z-index: 999;
    transition: var(--transition-base);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: var(--shadow-lg);
    }
    50% {
        box-shadow: var(--shadow-glow-pink);
    }
}

.ai-search-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--shadow-glow-pink);
}

.ai-icon {
    font-size: 1.5rem;
}

.ai-text {
    font-family: var(--font-sans);
}

/* Search Modal */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.search-modal.active {
    opacity: 1;
    visibility: visible;
}

.search-modal-content {
    background: var(--color-bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 700px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9);
    transition: var(--transition-base);
}

.search-modal.active .search-modal-content {
    transform: scale(1);
}

/* Search Header */
.search-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.search-header h3 {
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-fast);
    line-height: 1;
    padding: 0;
    width: 32px;
    height: 32px;
}

.close-btn:hover {
    color: var(--color-accent-pink);
    transform: rotate(90deg);
}

/* API Key Section */
.api-key-section {
    padding: var(--spacing-lg);
    background: rgba(236, 72, 153, 0.1);
    border-bottom: 1px solid rgba(236, 72, 153, 0.2);
}

.api-key-info {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.api-key-info a {
    color: var(--color-accent-cyan);
    text-decoration: none;
    font-weight: 600;
}

.api-key-info a:hover {
    text-decoration: underline;
}

.api-key-input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.api-key-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
}

.api-key-input:focus {
    outline: none;
    border-color: var(--color-accent-pink);
}

.success-message {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(6, 182, 212, 0.2);
    border-radius: var(--radius-sm);
    color: var(--color-accent-cyan);
    font-size: 0.875rem;
}

/* Example Questions */
.example-questions {
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.example-label {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.example-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.example-question {
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    color: var(--color-accent-cyan);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-sans);
}

.example-question:hover {
    background: rgba(6, 182, 212, 0.2);
    border-color: var(--color-accent-cyan);
}

/* Chat Container */
.chat-container {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-height: 300px;
    max-height: 400px;
}

.chat-container::-webkit-scrollbar {
    width: 8px;
}

.chat-container::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
    border-radius: var(--radius-sm);
}

.chat-container::-webkit-scrollbar-thumb {
    background: var(--color-accent-pink);
    border-radius: var(--radius-sm);
}

/* Welcome Message */
.welcome-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--color-text-muted);
}

.welcome-message .message-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.welcome-message p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Chat Messages */
.chat-message {
    animation: fadeInUp 0.3s ease;
}

.message-content {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.message-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.message-text {
    flex: 1;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* User Message */
.user-message .message-content {
    flex-direction: row-reverse;
}

.user-message .message-text {
    background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-purple));
    color: white;
    margin-left: auto;
    max-width: 80%;
}

/* Assistant Message */
.assistant-message .message-text {
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-secondary);
    max-width: 85%;
}

.assistant-message.loading .message-text {
    opacity: 0.7;
    animation: pulse-opacity 1.5s ease-in-out infinite;
}

@keyframes pulse-opacity {
    0%, 100% {
        opacity: 0.7;
    }
    50% {
        opacity: 1;
    }
}

/* Error Message */
.error-message .message-content {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.error-message .message-text {
    color: #fca5a5;
    background: none;
    padding: 0;
}

/* Search Input Container */
.search-input-container {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--color-bg-primary);
}

.search-input {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-accent-pink);
    box-shadow: 0 0 0 3px rgba(236, 72, 153, 0.1);
}

.search-submit-btn {
    background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-purple));
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.search-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-pink);
}

.send-icon {
    font-size: 1.2rem;
}

/* Mobile Responsive for AI Search */
@media (max-width: 768px) {
    .ai-search-btn {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .ai-text {
        display: none;
    }
    
    .search-modal-content {
        width: 95%;
        max-height: 90vh;
    }
    
    .example-buttons {
        flex-direction: column;
    }
    
    .example-question {
        width: 100%;
    }
}