/* ============================================
   NIYITANGA ERIC — PERSONAL WEBSITE
   Design System & Core Styles
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
    /* Colors - Dark Mode (Default) */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a2e;
    --bg-card: rgba(22, 22, 35, 0.8);
    --bg-card-hover: rgba(30, 30, 50, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --bg-glass-hover: rgba(255, 255, 255, 0.06);
    
    /* Accent Colors - Teal/Cyan + Gold */
    --accent-primary: #00d4aa;
    --accent-primary-rgb: 0, 212, 170;
    --accent-secondary: #6366f1;
    --accent-secondary-rgb: 99, 102, 241;
    --accent-tertiary: #f59e0b;
    --accent-gradient: linear-gradient(135deg, #00d4aa 0%, #6366f1 50%, #8b5cf6 100%);
    --accent-gradient-text: linear-gradient(135deg, #00d4aa, #6366f1);
    --accent-glow: 0 0 20px rgba(0, 212, 170, 0.3);
    
    /* Text Colors */
    --text-primary: #e8e8f0;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --text-accent: #00d4aa;
    --text-heading: #f8f8ff;
    
    /* Borders */
    --border-primary: rgba(255, 255, 255, 0.06);
    --border-accent: rgba(0, 212, 170, 0.3);
    --border-hover: rgba(0, 212, 170, 0.5);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    /* Typography */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(0, 212, 170, 0.15);
    --shadow-glow-strong: 0 0 50px rgba(0, 212, 170, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Layout */
    --container-max: 1200px;
    --container-narrow: 900px;
    --nav-height: 72px;
    --section-padding: 6rem;
}

/* Light Mode */
[data-theme="light"] {
    --bg-primary: #f8f9fc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0f2f5;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-card-hover: rgba(255, 255, 255, 1);
    --bg-glass: rgba(0, 0, 0, 0.02);
    --bg-glass-hover: rgba(0, 0, 0, 0.04);
    
    --text-primary: #1f2937;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --text-heading: #111827;
    
    --border-primary: rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

/* Selection */
::selection {
    background: rgba(0, 212, 170, 0.3);
    color: var(--text-heading);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.container--narrow {
    max-width: var(--container-narrow);
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--accent-primary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
    padding: var(--space-xs) var(--space-md);
    background: rgba(0, 212, 170, 0.08);
    border: 1px solid rgba(0, 212, 170, 0.15);
    border-radius: var(--radius-full);
}

.section-title {
    font-family: var(--font-heading);
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--text-heading);
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
}

.navbar--scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-primary);
    box-shadow: var(--shadow-lg);
}

[data-theme="light"] .navbar--scrolled {
    background: rgba(248, 249, 252, 0.85);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--text-heading);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-logo-icon {
    width: 36px;
    height: 36px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    font-weight: 900;
    color: #fff;
    text-shadow: none;
    -webkit-text-fill-color: #fff;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    list-style: none;
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link--active {
    color: var(--accent-primary);
    background: rgba(0, 212, 170, 0.08);
}

.nav-link--active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: var(--radius-full);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-glass);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--bg-glass-hover);
    color: var(--accent-primary);
    transform: rotate(30deg);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    padding: var(--space-sm) var(--space-lg);
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(0, 212, 170, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 212, 170, 0.4);
}

/* Mobile Menu */
.nav-mobile-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.nav-mobile-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(5px);
}
.nav-mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--nav-height);
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(0, 212, 170, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
    z-index: 1;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-primary);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--space-xl);
    padding: var(--space-sm) var(--space-lg);
    background: rgba(0, 212, 170, 0.06);
    border: 1px solid rgba(0, 212, 170, 0.12);
    border-radius: var(--radius-full);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

.hero-name {
    font-family: var(--font-heading);
    font-size: var(--text-7xl);
    font-weight: 900;
    line-height: 1.05;
    color: var(--text-heading);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.hero-title .typed-text {
    color: var(--accent-primary);
    border-right: 2px solid var(--accent-primary);
    animation: blink-cursor 1s step-end infinite;
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-primary);
}

.hero-stat {
    text-align: left;
}

.hero-stat-value {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--accent-primary);
}

.hero-stat-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

/* Hero Image */
.hero-image-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image-container {
    position: relative;
    width: 420px;
    height: 500px;
}

.hero-image-bg {
    position: absolute;
    inset: -3px;
    background: var(--accent-gradient);
    border-radius: var(--radius-2xl);
    opacity: 0.6;
    filter: blur(2px);
    animation: gradient-rotate 6s linear infinite;
}

.hero-image {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 3px solid var(--bg-secondary);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform var(--transition-slow);
}

.hero-image:hover img {
    transform: scale(1.05);
}

/* Floating badges around hero image */
.hero-float-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-lg);
    z-index: 5;
    animation: float 4s ease-in-out infinite;
}

.hero-float-badge--top {
    top: 20px;
    right: -30px;
    animation-delay: 0s;
}

.hero-float-badge--bottom {
    bottom: 40px;
    left: -40px;
    animation-delay: 2s;
}

.hero-float-badge i {
    color: var(--accent-primary);
    font-size: var(--text-lg);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    padding: 12px 28px;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn--primary {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 212, 170, 0.3);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 170, 0.4);
}

.btn--secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
}

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

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

.btn--outline:hover {
    background: rgba(0, 212, 170, 0.1);
    transform: translateY(-2px);
}

.btn--lg {
    padding: 16px 36px;
    font-size: var(--text-base);
}

.btn--sm {
    padding: 8px 16px;
    font-size: var(--text-xs);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    max-width: 450px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.about-image:hover img {
    transform: scale(1.03);
}

.about-image-decoration {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px solid var(--accent-primary);
    border-radius: var(--radius-2xl);
    opacity: 0.3;
    z-index: -1;
}

.about-content h3 {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: var(--space-lg);
}

.about-text {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.about-highlight {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--text-primary);
}

.about-highlight i {
    color: var(--accent-primary);
    font-size: var(--text-base);
    width: 20px;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-xl);
}

.about-info-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.about-info-label {
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

.about-info-value {
    font-size: var(--text-sm);
    color: var(--text-primary);
    font-weight: 500;
}

/* ============================================
   EXPERIENCE TIMELINE
   ============================================ */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-2xl);
    padding-left: var(--space-xl);
}

.timeline-dot {
    position: absolute;
    left: -33px;
    top: 8px;
    width: 14px;
    height: 14px;
    background: var(--accent-primary);
    border: 3px solid var(--bg-primary);
    border-radius: 50%;
    z-index: 2;
    box-shadow: var(--accent-glow);
}

.timeline-dot--current {
    background: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(0, 212, 170, 0.2), var(--accent-glow);
    animation: pulse-dot 2s ease-in-out infinite;
}

.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.timeline-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    transform: translateX(8px);
    box-shadow: var(--shadow-glow);
}

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

.timeline-role {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-heading);
}

.timeline-company {
    font-size: var(--text-base);
    color: var(--accent-primary);
    font-weight: 500;
}

.timeline-period {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-muted);
    padding: var(--space-xs) var(--space-md);
    background: var(--bg-glass);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.timeline-location {
    font-size: var(--text-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.timeline-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.timeline-responsibilities {
    list-style: none;
    margin-bottom: var(--space-md);
}

.timeline-responsibilities li {
    position: relative;
    padding-left: var(--space-lg);
    margin-bottom: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.timeline-responsibilities li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

.skill-category-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.skill-category-icon {
    width: 36px;
    height: 36px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: var(--text-base);
}

.skill-item {
    margin-bottom: var(--space-md);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-xs);
}

.skill-name {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.skill-percent {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-primary);
    font-weight: 600;
}

.skill-bar {
    height: 6px;
    background: var(--bg-glass);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-bar-fill {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   CERTIFICATIONS
   ============================================ */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.cert-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    display: block;
    color: inherit;
}

.cert-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.cert-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: var(--text-xl);
    color: #fff;
}

.cert-name {
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: var(--space-xs);
}

.cert-issuer {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.cert-view {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-xs);
    color: var(--accent-primary);
    margin-top: var(--space-md);
    font-weight: 600;
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.filter-btn {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-glass);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn--active {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background: rgba(0, 212, 170, 0.08);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: var(--space-xl);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow-strong);
}

.project-card-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.project-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    color: #fff;
}

.project-meta {
    flex: 1;
}

.project-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: var(--space-xs);
}

.project-client {
    font-size: var(--text-sm);
    color: var(--accent-primary);
    font-weight: 500;
}

.project-card-body {
    padding: var(--space-xl);
}

.project-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.project-role {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.project-role strong {
    color: var(--text-primary);
}

.project-location {
    font-size: var(--text-xs);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-primary);
    padding: 3px 10px;
    background: rgba(0, 212, 170, 0.08);
    border: 1px solid rgba(0, 212, 170, 0.15);
    border-radius: var(--radius-full);
}

.project-outcome {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    padding: var(--space-md);
    background: var(--bg-glass);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent-primary);
    line-height: 1.6;
}

.project-category-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-secondary);
    padding: 2px 8px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
}

/* ============================================
   BLOG SECTION
   ============================================ */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-xl);
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
}

.blog-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-4xl);
    color: rgba(255,255,255,0.3);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-body {
    padding: var(--space-xl);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.blog-card-category {
    color: var(--accent-primary);
    font-weight: 600;
}

.blog-card-title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.blog-card-excerpt {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.blog-tag {
    font-size: 0.7rem;
    color: var(--text-muted);
    padding: 2px 8px;
    background: var(--bg-glass);
    border-radius: var(--radius-sm);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-4xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-info-title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: var(--space-sm);
}

.contact-info-text {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.7;
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    text-decoration: none;
    color: inherit;
}

.contact-detail:hover {
    border-color: var(--border-accent);
    transform: translateX(8px);
}

.contact-detail-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: var(--text-lg);
}

.contact-detail-label {
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2px;
}

.contact-detail-value {
    font-size: var(--text-base);
    color: var(--text-primary);
    font-weight: 500;
}

.contact-social {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.contact-social a {
    width: 44px;
    height: 44px;
    background: var(--bg-glass);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: var(--text-lg);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.contact-social a:hover {
    background: var(--accent-gradient);
    color: #fff;
    border-color: transparent;
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-submit {
    width: 100%;
    padding: 14px;
    font-size: var(--text-base);
}

.form-message {
    text-align: center;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    font-size: var(--text-sm);
    display: none;
}

.form-message--success {
    display: block;
    background: rgba(0, 212, 170, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(0, 212, 170, 0.2);
}

.form-message--error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    padding: var(--space-3xl) 0 var(--space-xl);
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-heading);
}

.footer-text {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.footer-social a:hover {
    color: var(--accent-primary);
    background: rgba(0, 212, 170, 0.08);
}

.footer-bottom {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-primary);
    text-align: center;
    font-size: var(--text-xs);
    color: var(--text-muted);
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-lg);
    color: #fff;
    font-size: var(--text-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
    box-shadow: 0 4px 20px rgba(0, 212, 170, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top--visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    transform: translateY(-4px);
}

/* ============================================
   LOADING / PRELOADER
   ============================================ */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--space-lg);
    transition: opacity 0.5s, visibility 0.5s;
}

.preloader--hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-primary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.preloader-text {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-heading);
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal--visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal--left {
    transform: translateX(-30px);
}

.reveal--left.reveal--visible {
    transform: translateX(0);
}

.reveal--right {
    transform: translateX(30px);
}

.reveal--right.reveal--visible {
    transform: translateX(0);
}

.reveal--scale {
    transform: scale(0.95);
}

.reveal--scale.reveal--visible {
    transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-children.reveal--visible > *:nth-child(1) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children.reveal--visible > *:nth-child(2) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-children.reveal--visible > *:nth-child(3) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-children.reveal--visible > *:nth-child(4) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.stagger-children.reveal--visible > *:nth-child(5) { transition-delay: 0.5s; opacity: 1; transform: translateY(0); }
.stagger-children.reveal--visible > *:nth-child(6) { transition-delay: 0.6s; opacity: 1; transform: translateY(0); }
.stagger-children.reveal--visible > *:nth-child(7) { transition-delay: 0.7s; opacity: 1; transform: translateY(0); }
.stagger-children.reveal--visible > *:nth-child(8) { transition-delay: 0.8s; opacity: 1; transform: translateY(0); }

/* ============================================
   KEYFRAME ANIMATIONS
   ============================================ */
@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 212, 170, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(0, 212, 170, 0); }
}

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

@keyframes blink-cursor {
    0%, 100% { border-color: var(--accent-primary); }
    50% { border-color: transparent; }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes gradient-rotate {
    0% { filter: blur(2px) hue-rotate(0deg); }
    100% { filter: blur(2px) hue-rotate(360deg); }
}

@keyframes slide-in-up {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --section-padding: 4rem;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-name {
        font-size: var(--text-5xl);
    }
    
    .hero-description {
        margin: 0 auto var(--space-2xl);
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image-container {
        width: 320px;
        height: 400px;
    }
    
    .hero-float-badge--top { right: -10px; }
    .hero-float-badge--bottom { left: -10px; }
    
    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about-image {
        margin: 0 auto;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-name {
        font-size: var(--text-4xl);
    }
    
    .section-title {
        font-size: var(--text-3xl);
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-primary);
        flex-direction: column;
        padding: var(--space-lg);
        backdrop-filter: blur(20px);
    }
    
    .nav-links--open {
        display: flex;
    }
    
    .nav-mobile-toggle {
        display: flex;
    }
    
    .nav-cta {
        display: none;
    }
    
    .hero-image-container {
        width: 260px;
        height: 340px;
    }
    
    .hero-float-badge {
        display: none;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-lg);
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
    }
    
    .about-info-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .certs-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        padding-left: 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero-name {
        font-size: var(--text-3xl);
    }
    
    .hero-title {
        font-size: var(--text-xl);
    }
    
    .section-title {
        font-size: var(--text-2xl);
    }
}

/* ============================================
   CERTIFICATE MODAL
   ============================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
}

.modal-overlay--active {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    max-width: 900px;
    max-height: 90vh;
    width: 100%;
    overflow: hidden;
    position: relative;
    animation: slide-in-up 0.3s ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--border-primary);
}

.modal-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-heading);
}

.modal-close {
    width: 36px;
    height: 36px;
    background: var(--bg-glass);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.modal-body {
    padding: var(--space-xl);
    overflow-y: auto;
    max-height: calc(90vh - 80px);
}

.modal-body iframe {
    width: 100%;
    height: 70vh;
    border: none;
    border-radius: var(--radius-md);
}

/* ============================================
   HIRE ME MODAL
   ============================================ */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
}

.modal.active {
    display: flex;
}

.modal .modal-content {
    max-width: 400px;
    animation: slide-in-up 0.3s ease;
}

.modal .form-group {
    margin-bottom: var(--space-md);
}

.modal .form-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-glass);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--text-sm);
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.modal .form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.modal .form-input::placeholder {
    color: var(--text-muted);
}

/* ============================================
   APPRAISAL SECTION
   ============================================ */
.appraisal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    max-width: 700px;
    margin: var(--space-2xl) auto 0;
    transition: all var(--transition-base);
}

.appraisal-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

.appraisal-card img {
    width: 100%;
    height: auto;
    display: block;
}

.appraisal-label {
    padding: var(--space-md) var(--space-xl);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.appraisal-label strong {
    color: var(--accent-primary);
}

/* ============================================
   LIVE CHAT WIDGET
   ============================================ */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    font-family: var(--font-body);
}

.chat-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 212, 170, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    position: relative;
}

.chat-btn:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 212, 170, 0.6);
}

.chat-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: #ef4444;
    color: #fff;
    font-size: 11px;
    font-weight: bold;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-primary);
}

.chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: none;
    flex-direction: column;
    overflow: hidden;
    transform-origin: bottom right;
    animation: chatPop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes chatPop {
    from { opacity: 0; transform: scale(0.5); }
    to { opacity: 1; transform: scale(1); }
}

.chat-widget.active .chat-window {
    display: flex;
}

.chat-header {
    background: var(--bg-secondary);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h3 {
    font-size: var(--text-base);
    font-weight: 700;
    margin: 0;
}

.chat-status {
    font-size: 11px;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    gap: 5px;
}
.chat-status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
    display: inline-block;
}

.chat-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: var(--text-lg);
    transition: color var(--transition-fast);
}
.chat-close:hover { color: #fff; }

.chat-form-container {
    padding: var(--space-xl);
}

.chat-interface {
    display: flex;
    flex-direction: column;
    height: 380px;
}

.chat-ticket-bar {
    background: rgba(0,212,170,0.1);
    color: var(--accent-primary);
    padding: 5px var(--space-lg);
    font-size: 11px;
    text-align: center;
    font-family: var(--font-mono);
    border-bottom: 1px solid var(--border-primary);
}

.chat-messages {
    flex: 1;
    padding: var(--space-md);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.chat-message {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 18px;
    font-size: 13px;
    line-height: 1.4;
    position: relative;
    word-wrap: break-word;
}

.message-system {
    align-self: center;
    background: transparent;
    color: var(--text-muted);
    font-size: 11px;
    text-align: center;
    max-width: 100%;
}

.message-user {
    align-self: flex-end;
    background: var(--accent-primary);
    color: #000;
    border-bottom-right-radius: 4px;
}

.message-admin {
    align-self: flex-start;
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    border-bottom-left-radius: 4px;
}

.chat-input-area {
    padding: var(--space-md);
    border-top: 1px solid var(--border-primary);
    background: var(--bg-secondary);
}

#chatInput {
    flex: 1;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: 20px;
    padding: 10px 15px;
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: border-color var(--transition-fast);
}
#chatInput:focus {
    border-color: var(--accent-primary);
}

#chatSendBtn {
    background: none;
    border: none;
    color: var(--accent-primary);
    font-size: 18px;
    cursor: pointer;
    padding: 0 10px;
    transition: transform var(--transition-fast);
}
#chatSendBtn:hover {
    transform: scale(1.1);
}

@media (max-width: 480px) {
    .chat-window {
        position: fixed;
        inset: 0;
        width: 100%;
        height: 100%;
        bottom: 0;
        border-radius: 0;
        animation: chatSlideUp 0.3s ease forwards;
    }
    .chat-interface {
        height: 100%;
    }
}
@keyframes chatSlideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}