/* ========================================
   Modern Professional Portfolio
   Ashan Rathsara - Digital Architect
   ======================================== */

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

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #02282e;
    --primary-dark: #033c45;
    --primary-light: #ffffff;
    --secondary-color: #1d405d;
    --accent-color: #0a5d68;
    --success-color: #1dad7d;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #05606e 0%, #0c8092 100%);
    --gradient-secondary: linear-gradient(135deg, #036F80 0%, #224461 100%);
    --gradient-blue: linear-gradient(135deg, #036F80 0%, #05a3b8 100%);
    --gradient-accent: linear-gradient(135deg, #048a9e 0%, #036F80 100%);
    --gradient-dark: linear-gradient(135deg, #112742 0%, #224461 100%);
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #112742;
    
    /* Sidebar */
    --sidebar-width: 300px;
    --sidebar-bg: linear-gradient(91deg, rgb(0 12 24) 0%, rgb(19 88 107) 100%);
    
    /* Borders & Shadows */
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: all 0.2s ease;
    --transition-base: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

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

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Layout Wrapper */
.wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* ========================================
   SIDEBAR
   ======================================== */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    overflow-y: auto;
    box-shadow: var(--shadow-2xl);
}

.sidebar-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 2rem 1.5rem;
}

.sidebar-header {
    text-align: center;
    margin-bottom: 3rem;
}

.profile-img {
    width: 140px;
    height: 140px;
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: 0 auto 1.5rem;
    border: 4px solid rgba(255, 255, 255, 0.1);
    position: relative;
    box-shadow: var(--shadow-xl);
    transition: var(--transition-base);
}

.profile-img:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

.profile-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.status-indicator {
    position: absolute;
    bottom: 10px;
    right: 10px;
    width: 16px;
    height: 16px;
    background: var(--success-color);
    border-radius: var(--radius-full);
    border: 3px solid var(--bg-dark);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.profile-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.profile-title {
    font-size: 0.95rem;
    color: var(--primary-light);
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* Navigation Menu */
.nav-menu {
    flex: 1;
    margin-bottom: 2rem;
}

.nav-menu ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-menu ul li a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.nav-menu ul li a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: var(--transition-base);
}

.nav-menu ul li a:hover,
.nav-menu ul li a.active {
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.nav-menu ul li a:hover::before,
.nav-menu ul li a.active::before {
    transform: scaleY(1);
}

.nav-menu ul li a i {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

/* Sidebar Footer */
.sidebar-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--text-white);
    font-size: 1rem;
    transition: var(--transition-base);
}

.social-icons a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.copyright {
    font-size: 0.75rem;
    color: rgba(3, 3, 3, 0.5);
    text-align: center;
    line-height: 1.6;
}

/* ========================================
   MAIN CONTENT
   ======================================== */
.main-content {
    margin-left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    position: relative;
}

#global-canvas {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* Sections */
.section {
    min-height: 100vh;
    padding: 5rem 0;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 0 auto 1.5rem;
    border-radius: var(--radius-full);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ========================================
   HOME SECTION
   ======================================== */
.home-section {
    background: transparent;
    position: relative;
    overflow: hidden;
}

.home-content {
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 2rem;
}

.home-text {
    max-width: 800px;
    margin: 0 auto;
}

.greeting {
    display: block;
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease;
}

.home-content h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.name-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.typing-wrapper {
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.typing-prefix {
    color: var(--text-primary);
}

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

.cursor {
    color: var(--primary-color);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.home-desc {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.home-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.875rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

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

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-100%);
    transition: var(--transition-base);
    z-index: -1;
}

.btn:hover::before {
    transform: translateX(0);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about-section {
    background: var(--bg-primary);
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-heading {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.lead-text {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.8;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 2px solid var(--border-color);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Info Card */
.info-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.info-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.info-list {
    margin-bottom: 2rem;
}

.info-list li {
    display: flex;
    justify-content: space-between;
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.info-list li:last-child {
    border-bottom: none;
}

.info-label {
    font-weight: 600;
    color: var(--text-primary);
}

.info-value {
    color: var(--text-secondary);
    text-align: right;
}

/* Services Mini */
.services-mini {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.service-mini-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.service-mini-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.service-mini-item i {
    font-size: 1.75rem;
    color: var(--primary-color);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(3, 111, 128, 0.1);
    border-radius: var(--radius-lg);
}

.service-mini-item h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.service-mini-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ========================================
   SKILLS SECTION
   ======================================== */
.skills-section {
    background: var(--bg-secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--bg-primary);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-light);
}

.skill-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-lg);
}

.skill-icon i {
    font-size: 2rem;
    color: var(--text-white);
}

.skill-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.skill-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tags li {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-fast);
}

.skill-tags li:hover {
    background: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
}

/* ========================================
   VENTURES SECTION
   ======================================== */
.ventures-section {
    background: var(--bg-primary);
}

.ventures-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.venture-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 2px solid var(--border-color);
}

.venture-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-light);
}

.venture-image {
    height: 220px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.venture-image img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    transition: var(--transition-base);
    filter: grayscale(0%);
}

.venture-card:hover .venture-image img {
    transform: scale(1.1);
}

.venture-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.venture-category {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-md);
}

.venture-content {
    padding: 2rem;
}

.venture-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.venture-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.venture-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.venture-tags span {
    padding: 0.375rem 0.875rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact-section {
    background: var(--bg-secondary);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-intro {
    margin-bottom: 2.5rem;
}

.contact-intro h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.contact-intro p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.contact-method {
    display: flex;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.contact-method:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.method-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.method-icon i {
    font-size: 1.5rem;
    color: var(--text-white);
}

.method-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.method-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.method-link {
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-fast);
}

.method-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.contact-social h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1.25rem;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-primary);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1.25rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    
    padding: 2rem 0;
    text-align: center;
}

.footer-content p {
    color: rgba(0, 0, 0, 0.7);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    font-size: 0.875rem;
}

.footer-tagline i {
    color: #ef4444;
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    10%, 30% { transform: scale(1.1); }
    20%, 40% { transform: scale(1); }
}

/* ========================================
   MOBILE TOGGLE
   ======================================== */
.mobile-toggle {
    display: none;
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 2000;
    cursor: pointer;
    width: 40px;
    height: 40px;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 8px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 0px;
    }

    .sidebar {
        transform: translateX(-100%);
        width: 280px;
        transition: var(--transition-base);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        width: 100%;
    }

    #global-canvas {
        left: 0;
        width: 100%;
    }

    .mobile-toggle {
        display: flex;
    }

    .about-wrapper,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

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

    .ventures-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .section {
        padding: 4rem 0;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .home-content h1 {
        font-size: 3rem;
    }

    .typing-wrapper {
        font-size: 1.5rem;
    }

    .home-desc {
        font-size: 1.125rem;
    }

    .home-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.5rem;
    }

    .home-content h1 {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .typing-wrapper {
        font-size: 1.25rem;
        flex-direction: column;
    }

    .about-heading {
        font-size: 1.75rem;
    }

    .skill-card,
    .info-card {
        padding: 2rem 1.5rem;
    }
}

/* ========================================
   SCROLLBAR STYLING
   ======================================== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.text-center {
    text-align: center;
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }