/* Design Tokens */
:root {
    /* Colors */
    --color-primary: #FF69B4;
    --color-secondary: #0F172A;
    --color-accent: #FFB6C1;
    --color-pink-light: #FFC0CB;
    --color-pink-dark: #FF1493;
    --color-neutral-light: #FFF0F5;
    --color-neutral-dark: #1A1A2E;
    --color-glass-dark: rgba(255, 255, 255, 0.06);
    --color-glass-overlay: rgba(255, 105, 180, 0.3);
    
    /* Typography */
    --font-family: 'Poppins', 'Comfortaa', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --font-size-h1: clamp(2.5rem, 5vw, 4rem);
    --font-size-h2: clamp(2rem, 4vw, 3rem);
    --font-size-h3: clamp(1.5rem, 3vw, 2rem);
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing (8px base) */
    --spacing-xs: 0.25rem;  /* 4px */
    --spacing-sm: 0.5rem;   /* 8px */
    --spacing-md: 1rem;     /* 16px */
    --spacing-lg: 1.5rem;   /* 24px */
    --spacing-xl: 2rem;     /* 32px */
    --spacing-2xl: 3rem;    /* 48px */
    --spacing-3xl: 4rem;    /* 64px */
    --spacing-4xl: 6rem;    /* 96px */
    
    /* Motion */
    --motion-scale: 1;
    --transition-fast: calc(150ms * var(--motion-scale));
    --transition-base: calc(300ms * var(--motion-scale));
    --transition-slow: calc(500ms * var(--motion-scale));
    --easing: cubic-bezier(0.4, 0, 0.2, 1);
    --easing-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Layout */
    --container-max-width: 1200px;
    --header-height: 80px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    
    /* Theme (Light by default) */
    --bg-primary: var(--color-neutral-light);
    --bg-secondary: #ffffff;
    --text-primary: var(--color-secondary);
    --text-secondary: #64748B;
    --border-color: #E2E8F0;
}

[data-theme="dark"] {
    --bg-primary: var(--color-neutral-dark);
    --bg-secondary: #1E293B;
    --text-primary: #F1F5F9;
    --text-secondary: #94A3B8;
    --border-color: #334155;
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        --motion-scale: 0;
    }
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-4xl) 0;
    position: relative;
}

.section-title {
    font-size: var(--font-size-h2);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-3xl);
    text-align: center;
    background: linear-gradient(135deg, #FF1493 0%, #FF69B4 50%, #FFB6C1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    font-family: 'Comfortaa', sans-serif;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #FF1493, #FF69B4);
    border-radius: 2px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: all var(--transition-base) var(--easing);
    backdrop-filter: blur(0px);
}

.header.scrolled {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(102, 126, 234, 0.2);
}

.header.scrolled .logo-text {
    font-size: 1.25rem;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: var(--font-weight-bold);
    font-size: 1.5rem;
    transition: transform var(--transition-fast);
}

.logo:hover {
    transform: scale(1.05);
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base) var(--easing);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}


/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-height);
    background: linear-gradient(135deg, #90EE90 0%, #98FB98 30%, #00FF7F 70%, #32CD32 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    overflow: hidden;
}


/* Floating Clouds */
.clouds-container {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.cloud {
    position: absolute;
    width: auto;
    height: auto;
    max-width: 300px;
    max-height: 200px;
    object-fit: contain;
    opacity: 0.9;
    animation: float linear infinite;
    pointer-events: none;
    /* Image already has transparent background (removebg-preview) */
    filter: brightness(1.1) contrast(1.1);
}

.cloud1 {
    width: 280px;
    top: 10%;
    left: 10%;
    animation-duration: 20s;
}

.cloud2 {
    width: 240px;
    top: 20%;
    right: 15%;
    animation-duration: 25s;
    animation-delay: -5s;
}

.cloud3 {
    width: 260px;
    top: 50%;
    left: 20%;
    animation-duration: 30s;
    animation-delay: -10s;
}

.cloud4 {
    width: 220px;
    top: 70%;
    right: 25%;
    animation-duration: 22s;
    animation-delay: -8s;
}

.cloud5 {
    width: 250px;
    top: 30%;
    left: 60%;
    animation-duration: 28s;
    animation-delay: -15s;
}

.cloud6 {
    width: 230px;
    top: 80%;
    left: 40%;
    animation-duration: 24s;
    animation-delay: -12s;
}

@keyframes float {
    0% {
        transform: translateX(0) translateY(0);
    }
    33% {
        transform: translateX(30px) translateY(-20px);
    }
    66% {
        transform: translateX(-20px) translateY(20px);
    }
    100% {
        transform: translateX(0) translateY(0);
    }
}

.hero-content {
    text-align: center;
    z-index: 3;
    max-width: 900px;
    position: relative;
}

.hero-title {
    font-size: var(--font-size-h1);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-title-line {
    display: block;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideUp 0.8s var(--easing) forwards;
}

.hero-title-name {
    display: block;
    background: linear-gradient(135deg, #FFFFFF 0%, #FFB6C1 50%, #FF1493 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideUp 0.8s var(--easing) 0.2s forwards;
    font-weight: 900;
    text-shadow: 0 0 30px rgba(255, 20, 147, 0.5);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    min-height: 2rem;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    animation: bounce 2s infinite;
}

@keyframes fadeSlideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Modern Scroll Animations */
.fade-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-on-scroll.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.slide-on-scroll {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1) var(--delay, 0s), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1) var(--delay, 0s);
}

.slide-on-scroll.slide-in {
    opacity: 1;
    transform: translateX(0);
}

.scale-on-scroll {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) var(--delay, 0s), transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) var(--delay, 0s);
}

.scale-on-scroll.scale-in {
    opacity: 1;
    transform: scale(1);
}

/* Section animations */
.section {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced project card animations */
.project-card {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s;
}

.project-card.scale-in {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Service card animations */
.service-card {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1), all 0.3s;
}

.service-card.slide-in {
    opacity: 1;
    transform: translateY(0);
}

/* Skill chip animations */
.skill-chip {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) var(--delay, 0s), transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) var(--delay, 0s);
}

.skill-chip.scale-in {
    opacity: 1;
    transform: scale(1);
}

/* About content animation */
.about-content {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-content.slide-in {
    opacity: 1;
    transform: translateX(0);
}

/* Section title animation */
.section-title {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-title.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Filter chips animation */
.filter-chip {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Contact form animation */
.contact-form {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-form.animate-in {
    opacity: 1;
    transform: translateY(0);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-base) var(--easing);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #FF1493 0%, #FF69B4 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(255, 20, 147, 0.4);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 20, 147, 0.6);
    background: linear-gradient(135deg, #FF69B4 0%, #FF1493 100%);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.2);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.about-image {
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-xl));
}

.about-avatar {
    width: 100%;
    max-width: 300px;
    aspect-ratio: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    position: relative;
    border: 4px solid transparent;
    background-clip: padding-box;
    transition: all var(--transition-base);
}

.about-avatar::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
    border-radius: var(--border-radius);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.about-avatar:hover::before {
    opacity: 1;
}

.about-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.4);
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.avatar-canvas {
    width: 100%;
    height: 100%;
}

.avatar-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.about-bio {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    color: var(--text-secondary);
}

.skills-title {
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
}

.skill-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.skill-chip {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.skill-chip:hover {
    transform: scale(1.1);
    background: linear-gradient(135deg, #FF1493 0%, #FF69B4 100%);
    color: white;
    border-color: transparent;
}

.about-expand {
    background: none;
    border: none;
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    transition: gap var(--transition-base);
}

.about-expand:hover {
    gap: var(--spacing-md);
}

.expand-icon {
    transition: transform var(--transition-base);
}

.about-expand[aria-expanded="true"] .expand-icon {
    transform: rotate(180deg);
}

.about-timeline {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow) var(--easing);
    margin-top: var(--spacing-lg);
}

.about-expand[aria-expanded="true"] + .about-timeline {
    max-height: 1000px;
}

.timeline-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
    position: relative;
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInLeft 0.6s var(--easing) forwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.1s; }
.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.3s; }

.timeline-item::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-primary);
    opacity: 0.3;
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-year {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    font-size: 1.125rem;
}

.timeline-content h4 {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.timeline-content p {
    color: var(--text-secondary);
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Projects Section */
.filter-chips {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.filter-chip {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-chip:hover,
.filter-chip.active {
    background: linear-gradient(135deg, #FF1493 0%, #FF69B4 100%);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 20, 147, 0.4);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.project-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-base) var(--easing);
    position: relative;
    perspective: 1000px;
    text-decoration: none;
    color: inherit;
    display: block;
    border: 1px solid var(--border-color);
}

.project-card:hover {
    transform: translateY(-8px) rotateX(2deg);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
    border-color: rgba(102, 126, 234, 0.5);
}

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
}

.project-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover .project-image::after {
    opacity: 1;
}

.project-content {
    padding: var(--spacing-lg);
}

.project-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.project-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

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

.service-card {
    background: var(--bg-secondary);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-base) var(--easing);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    opacity: 0.1;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.service-card:hover::before {
    width: 300px;
    height: 300px;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-lg);
    color: #FF1493;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 4px 10px rgba(255, 20, 147, 0.3));
}

.service-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.service-progress {
    height: 4px;
    background: var(--bg-primary);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #FF1493 0%, #FF69B4 50%, #FFB6C1 100%);
    border-radius: 2px;
    width: 0;
    transition: width 1s var(--easing);
    box-shadow: 0 2px 10px rgba(255, 20, 147, 0.5);
}

.service-card:hover .progress-bar {
    width: var(--progress-width, 0%);
}

/* Testimonials */
.testimonials-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonials-track {
    display: flex;
    overflow: hidden;
    position: relative;
}

.testimonial-card {
    min-width: 100%;
    padding: var(--spacing-2xl);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    opacity: 0;
    transform: translateX(50px);
    transition: all var(--transition-slow) var(--easing);
}

.testimonial-card.active {
    opacity: 1;
    transform: translateX(0);
}

.testimonial-text {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.testimonial-author {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.testimonial-role {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    transition: all var(--transition-base);
    z-index: 10;
}

.carousel-btn:hover {
    background: linear-gradient(135deg, #FF1493, #FF69B4);
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 20px rgba(255, 20, 147, 0.4);
}

.carousel-prev {
    left: -24px;
}

.carousel-next {
    right: -24px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.carousel-dot.active {
    background: linear-gradient(135deg, #FF1493, #FF69B4);
    transform: scale(1.2);
    box-shadow: 0 2px 8px rgba(255, 20, 147, 0.5);
}

/* Contact Section */
.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-group {
    position: relative;
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family);
    font-size: 1rem;
    color: var(--text-primary);
    transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #FF1493;
    box-shadow: 0 0 0 3px rgba(255, 20, 147, 0.1);
}

.form-input:invalid:not(:placeholder-shown),
.form-textarea:invalid:not(:placeholder-shown) {
    border-color: #EF4444;
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.form-error {
    display: block;
    color: #EF4444;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    min-height: 1.25rem;
}

.form-success {
    padding: var(--spacing-md);
    background: rgba(14, 165, 160, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: var(--border-radius-sm);
    color: var(--color-primary);
    text-align: center;
    display: none;
}

.form-success.show {
    display: block;
    animation: fadeSlideUp 0.5s;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-2xl) 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-text {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    text-align: center;
}

.footer-text p {
    margin: 0;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-base);
    text-decoration: none;
}

.social-link:hover {
    background: linear-gradient(135deg, #FF1493, #FF69B4);
    color: white;
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 4px 15px rgba(255, 20, 147, 0.4);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    animation: fadeIn var(--transition-base);
}

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn var(--transition-base) var(--easing);
    z-index: 1;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    transition: all var(--transition-base);
    z-index: 10;
}

.modal-close:hover {
    background: var(--color-primary);
    color: white;
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--spacing-3xl);
}

.modal-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-xl);
}

.modal-title {
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
}

.modal-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.modal-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        backdrop-filter: blur(20px);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-toggle {
        display: flex;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-image {
        position: static;
    }

    .hero-cta {
        flex-direction: column;
    }


    .carousel-prev {
        left: var(--spacing-sm);
    }

    .carousel-next {
        right: var(--spacing-sm);
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

/* Additional Modern Animations */
@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Enhanced hover effects */
.project-card:hover {
    transform: translateY(-12px) rotateX(3deg) scale(1.02);
    box-shadow: 0 25px 70px rgba(102, 126, 234, 0.4);
    border-color: rgba(102, 126, 234, 0.6);
}

.service-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 20px 60px rgba(255, 20, 147, 0.3);
}

/* Footer animation */
.footer {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.footer.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Ask Me Assistant Button */
.ask-me-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FF1493 0%, #FF69B4 100%);
    box-shadow: 0 8px 30px rgba(255, 20, 147, 0.4);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: visible;
    padding: 8px;
}

.ask-me-button:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(255, 20, 147, 0.6);
}

.ask-me-avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.assistant-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.assistant-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FF1493, #FF69B4);
}

.assistant-image-placeholder-small {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
}

.ask-me-text {
    position: absolute;
    bottom: -28px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    white-space: nowrap;
    background: white;
    padding: 4px 10px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    left: 50%;
    transform: translateX(-50%);
}

/* Ask Me Chat Interface */
.ask-me-chat {
    position: fixed;
    bottom: 130px;
    right: 30px;
    width: 380px;
    height: 500px;
    background: var(--bg-secondary);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1);
    z-index: 999;
    display: none;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    transform: scale(0.85) translateY(30px);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    backdrop-filter: blur(10px);
}

.ask-me-chat.active {
    display: flex;
    opacity: 1;
    transform: scale(1) translateY(0);
}

.chat-header {
    background: linear-gradient(135deg, #FF1493 0%, #FF69B4 100%);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.chat-header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.chat-avatar-small {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    overflow: hidden;
    background: white;
    border: 2.5px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
}

.assistant-image-small {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-title h3 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin: 0 0 2px 0;
    line-height: 1.2;
}

.chat-title p {
    font-size: 0.8rem;
    opacity: 0.95;
    margin: 0;
    line-height: 1.2;
}

.chat-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: white;
    transition: all 0.3s;
    flex-shrink: 0;
    backdrop-filter: blur(5px);
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: rotate(90deg) scale(1.1);
}

.chat-content {
    flex: 1;
    overflow: hidden;
    background: var(--bg-primary);
    border-radius: 0 0 20px 20px;
}

.chat-iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

@media (max-width: 480px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .ask-me-button {
        width: 70px;
        height: 70px;
        bottom: 20px;
        right: 20px;
    }

    .ask-me-avatar {
        width: 50px;
        height: 50px;
    }

    .ask-me-chat {
        width: calc(100% - 40px);
        height: calc(100vh - 140px);
        bottom: 100px;
        right: 20px;
        left: 20px;
        border-radius: 16px;
    }
    
    .chat-header {
        padding: 14px 16px;
    }
    
    .chat-avatar-small {
        width: 40px;
        height: 40px;
    }
    
    .chat-title h3 {
        font-size: 0.95rem;
    }
    
    .chat-title p {
        font-size: 0.75rem;
    }
}