/* ===================================
   CSS Variables & Base Styles
   =================================== */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    --accent-primary: #10b981;
    --accent-secondary: #06b6d4;
    --accent-tertiary: #0ea5e9;
    --accent-gradient: linear-gradient(135deg, #10b981 0%, #06b6d4 50%, #0ea5e9 100%);
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Fira Code', monospace;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* ===================================
   Background Animation
   =================================== */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

#particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 15s infinite ease-in-out;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0.3;
    }
    25% {
        transform: translateY(-100px) translateX(50px);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-50px) translateX(-30px);
        opacity: 0.4;
    }
    75% {
        transform: translateY(-150px) translateX(20px);
        opacity: 0.5;
    }
}

/* ===================================
   Container & Layout
   =================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 15px 0;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition-fast);
}

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

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

.nav-cta {
    padding: 10px 24px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    color: var(--text-primary) !important;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 24px;
    max-width: var(--container-max);
    margin: 0 auto;
    gap: 60px;
    position: relative;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--success);
    margin-bottom: 30px;
    animation: pulse-badge 2s infinite;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

@keyframes pulse-badge {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.2); }
    50% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.title-line {
    display: block;
    color: var(--text-secondary);
    font-size: 0.4em;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

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

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

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

.hero-subtitle {
    margin-bottom: 20px;
}

.role-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-description .highlight {
    color: var(--accent-primary);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-medium);
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.4);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-primary);
}

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

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 50px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-number::after {
    content: '+';
    -webkit-text-fill-color: var(--accent-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Visual - Code Window */
.hero-visual {
    flex: 1;
    max-width: 550px;
}

.code-window {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    box-shadow: var(--glass-shadow), 0 0 100px rgba(16, 185, 129, 0.1);
}

.window-header {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--glass-border);
}

.window-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28ca41; }

.window-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.code-content {
    padding: 25px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--text-secondary);
    overflow-x: auto;
    min-height: 300px;
}

.code-content .keyword { color: #c678dd; }
.code-content .function { color: #61afef; }
.code-content .string { color: #98c379; }
.code-content .comment { color: #5c6370; font-style: italic; }
.code-content .number { color: #d19a66; }
.code-content .variable { color: #e06c75; }

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 30px;
    border: 2px solid var(--text-muted);
    border-radius: 10px;
    position: relative;
}

.scroll-arrow::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 2px;
    animation: scroll-dot 2s infinite;
}

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

@keyframes scroll-dot {
    0%, 100% { top: 6px; opacity: 1; }
    50% { top: 14px; opacity: 0.5; }
}

/* ===================================
   About Section
   =================================== */
.about {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-text p.lead {
    font-size: 1.2rem;
    color: var(--text-primary);
}

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

.about-highlights {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.highlight-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.highlight-icon {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.highlight-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent-primary);
}

.highlight-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.highlight-item p {
    font-size: 0.9rem;
    margin: 0;
}

/* Tech Orbit Animation */
.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-orbit {
    position: relative;
    width: 400px;
    height: 400px;
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 0 60px rgba(16, 185, 129, 0.4);
    z-index: 2;
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 1px dashed var(--glass-border);
    border-radius: 50%;
    animation: orbit-rotate 30s linear infinite;
}

.orbit-1 {
    width: 220px;
    height: 220px;
}

.orbit-2 {
    width: 340px;
    height: 340px;
    animation-duration: 45s;
    animation-direction: reverse;
}

.orbit-item {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: orbit-item-rotate 30s linear infinite;
}

.orbit-2 .orbit-item {
    animation-duration: 45s;
    animation-direction: reverse;
}

.orbit-1 .orbit-item:nth-child(1) { transform: rotate(0deg) translateX(110px) rotate(0deg); }
.orbit-1 .orbit-item:nth-child(2) { transform: rotate(90deg) translateX(110px) rotate(-90deg); }
.orbit-1 .orbit-item:nth-child(3) { transform: rotate(180deg) translateX(110px) rotate(-180deg); }
.orbit-1 .orbit-item:nth-child(4) { transform: rotate(270deg) translateX(110px) rotate(-270deg); }

.orbit-2 .orbit-item:nth-child(1) { transform: rotate(0deg) translateX(170px) rotate(0deg); }
.orbit-2 .orbit-item:nth-child(2) { transform: rotate(72deg) translateX(170px) rotate(-72deg); }
.orbit-2 .orbit-item:nth-child(3) { transform: rotate(144deg) translateX(170px) rotate(-144deg); }
.orbit-2 .orbit-item:nth-child(4) { transform: rotate(216deg) translateX(170px) rotate(-216deg); }
.orbit-2 .orbit-item:nth-child(5) { transform: rotate(288deg) translateX(170px) rotate(-288deg); }

.orbit-item span {
    display: block;
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.orbit-item:hover span {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: scale(1.1);
}

@keyframes orbit-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ===================================
   Services Section
   =================================== */
.services {
    padding: var(--section-padding) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform var(--transition-medium);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(16, 185, 129, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(16, 185, 129, 0.1);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-icon svg {
    width: 30px;
    height: 30px;
    stroke: var(--accent-primary);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
}

/* ===================================
   Process/Workflow Pipeline
   =================================== */
.process {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    overflow: hidden;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: 15px;
}

.pipeline {
    position: relative;
    margin-top: 60px;
}

.pipeline-track {
    position: absolute;
    top: 60px;
    left: 10%;
    right: 10%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    z-index: 0;
    display: none;
}

.pipeline-progress {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 2px;
    width: 0;
    animation: pipeline-flow 3s ease-out forwards;
    animation-delay: 0.5s;
}

@keyframes pipeline-flow {
    to { width: 100%; }
}

.pipeline-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 15px;
    position: relative;
    z-index: 1;
}

.pipeline-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: step-appear 0.6s ease forwards;
}

.pipeline-step[data-step="1"] { animation-delay: 0.2s; }
.pipeline-step[data-step="2"] { animation-delay: 0.6s; }
.pipeline-step[data-step="3"] { animation-delay: 1s; }
.pipeline-step[data-step="4"] { animation-delay: 1.4s; }

@keyframes step-appear {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
    transition: all var(--transition-medium);
}

.step-icon svg {
    width: 36px;
    height: 36px;
    stroke: var(--accent-primary);
    z-index: 2;
}

.step-icon:hover {
    border-color: var(--accent-primary);
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.3);
}

.step-pulse {
    position: absolute;
    inset: -5px;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    opacity: 0;
    animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

.step-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.step-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.5;
}

.step-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.step-tags span {
    padding: 4px 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Pipeline Connectors */
.pipeline-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    flex-shrink: 0;
    padding-top: 30px;
    position: relative;
}

.connector-arrow {
    width: 40px;
    height: 24px;
    color: var(--accent-primary);
    opacity: 0;
    animation: arrow-appear 0.4s ease forwards;
}

.pipeline-connector:nth-of-type(2) .connector-arrow { animation-delay: 0.4s; }
.pipeline-connector:nth-of-type(4) .connector-arrow { animation-delay: 0.8s; }
.pipeline-connector:nth-of-type(6) .connector-arrow { animation-delay: 1.2s; }

@keyframes arrow-appear {
    to { opacity: 1; }
}

.connector-data {
    position: absolute;
    width: 100%;
    height: 4px;
    top: 50%;
    left: 0;
}

.data-packet {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    top: -2px;
    left: 0;
    animation: packet-flow 2s ease-in-out infinite;
    box-shadow: 0 0 10px var(--accent-primary);
}

@keyframes packet-flow {
    0%, 100% { left: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { left: 100%; opacity: 0; }
}

/* Success Step */
.pipeline-step.success .step-icon {
    background: rgba(16, 185, 129, 0.15);
    border-color: var(--success);
}

.pipeline-step.success .step-icon svg {
    stroke: var(--success);
}

.success-pulse {
    border-color: var(--success) !important;
}

.success-rings {
    position: absolute;
    inset: 0;
}

.success-rings .ring {
    position: absolute;
    inset: -10px;
    border: 2px solid var(--success);
    border-radius: 50%;
    opacity: 0;
    animation: success-ring 3s ease-out infinite;
}

.success-rings .ring:nth-child(2) { animation-delay: 1s; }
.success-rings .ring:nth-child(3) { animation-delay: 2s; }

@keyframes success-ring {
    0% {
        transform: scale(0.8);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.8);
        opacity: 0;
    }
}

.step-status {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 10px;
}

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

.status-item.passed {
    color: var(--success);
}

.status-item svg {
    width: 16px;
    height: 16px;
}

/* Confidence Meter */
.pipeline-confidence {
    margin-top: 60px;
    display: flex;
    justify-content: center;
}

.confidence-meter {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

.confidence-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.confidence-bar {
    width: 200px;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--success), #22c55e);
    border-radius: 4px;
    animation: confidence-grow 2s ease forwards;
    animation-delay: 1.8s;
}

@keyframes confidence-grow {
    to { width: 98%; }
}

.confidence-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--success);
    min-width: 60px;
}

/* Responsive Pipeline */
@media (max-width: 1024px) {
    .pipeline-steps {
        flex-wrap: wrap;
        justify-content: center;
    }

    .pipeline-step {
        flex: 0 0 calc(50% - 40px);
        margin-bottom: 40px;
    }

    .pipeline-connector {
        display: none;
    }

    .pipeline-track {
        display: none;
    }
}

@media (max-width: 600px) {
    .pipeline-step {
        flex: 0 0 100%;
    }

    .confidence-meter {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        padding: 25px;
    }

    .confidence-bar {
        width: 100%;
    }
}

/* ===================================
   Experience Timeline
   =================================== */
.experience {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-tertiary));
}

.timeline-item {
    position: relative;
    padding-left: 50px;
    padding-bottom: 50px;
    opacity: 0;
    transform: translateX(-20px);
    animation: fadeInLeft 0.6s ease 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:nth-child(4) { animation-delay: 0.4s; }
.timeline-item:nth-child(5) { animation-delay: 0.5s; }

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

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -8px;
    top: 0;
}

.marker-dot {
    display: block;
    width: 18px;
    height: 18px;
    background: var(--bg-secondary);
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.timeline-item:hover .marker-dot {
    background: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-primary);
}

.timeline-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 30px;
    transition: all var(--transition-medium);
}

.timeline-item:hover .timeline-content {
    border-color: rgba(16, 185, 129, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.timeline-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--accent-primary);
    font-weight: 500;
}

.timeline-badge {
    padding: 4px 12px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--success);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-title {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.timeline-company {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 15px;
}

.timeline-description {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.timeline-tags span {
    padding: 6px 14px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--accent-primary);
}

/* ===================================
   Skills Section
   =================================== */
.skills {
    padding: var(--section-padding) 0;
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.skills-category {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 35px;
}

.category-title {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.2rem;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
}

.category-title svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent-primary);
}

.skills-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skill-item {
    position: relative;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.skill-name {
    font-weight: 500;
}

.skill-level {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 10px;
    width: 0;
    transition: width 1.5s ease;
}

/* Tools Grid */
.tools-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tool-item {
    padding: 10px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.tool-item:hover {
    border-color: var(--accent-primary);
    background: rgba(16, 185, 129, 0.1);
    transform: translateY(-2px);
}

/* Certification Card */
.cert-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
}

.cert-icon {
    width: 60px;
    height: 60px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cert-icon svg {
    width: 30px;
    height: 30px;
    stroke: var(--warning);
}

.cert-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.cert-info p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 15px;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.contact-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.contact-link:hover {
    border-color: var(--accent-primary);
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent-primary);
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.contact-value {
    font-weight: 500;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 18px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group label {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
    pointer-events: none;
    transition: all var(--transition-fast);
}

.form-group textarea ~ label {
    top: 18px;
    transform: none;
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: 0;
    left: 15px;
    transform: translateY(-50%);
    font-size: 0.8rem;
    background: var(--bg-tertiary);
    padding: 0 8px;
    color: var(--accent-primary);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b6b7b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
}

.form-group select ~ label {
    top: 0;
    left: 15px;
    transform: translateY(-50%);
    font-size: 0.8rem;
    background: var(--bg-tertiary);
    padding: 0 8px;
    color: var(--accent-primary);
}

/* ===================================
   Footer
   =================================== */
.footer {
    padding: 60px 0 30px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 30px;
}

.footer-brand {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-brand p {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 5px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

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

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-secondary);
    transition: stroke var(--transition-fast);
}

.footer-social a:hover svg {
    stroke: var(--text-primary);
}

.footer-bottom {
    text-align: center;
}

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 150px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        max-width: 100%;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .tech-orbit {
        width: 350px;
        height: 350px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .contact-info .section-title {
        text-align: center;
    }

    .contact-info .section-tag {
        display: block;
        text-align: center;
    }

    .contact-description {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        gap: 30px;
        padding: 40px;
        transition: right var(--transition-medium);
        border-left: 1px solid var(--glass-border);
    }

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

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

    .stat {
        display: flex;
        align-items: center;
        gap: 15px;
    }

    .tech-orbit {
        width: 280px;
        height: 280px;
    }

    .orbit-1 .orbit-item:nth-child(1) { transform: rotate(0deg) translateX(80px) rotate(0deg); }
    .orbit-1 .orbit-item:nth-child(2) { transform: rotate(90deg) translateX(80px) rotate(-90deg); }
    .orbit-1 .orbit-item:nth-child(3) { transform: rotate(180deg) translateX(80px) rotate(-180deg); }
    .orbit-1 .orbit-item:nth-child(4) { transform: rotate(270deg) translateX(80px) rotate(-270deg); }

    .orbit-2 .orbit-item:nth-child(1) { transform: rotate(0deg) translateX(130px) rotate(0deg); }
    .orbit-2 .orbit-item:nth-child(2) { transform: rotate(72deg) translateX(130px) rotate(-72deg); }
    .orbit-2 .orbit-item:nth-child(3) { transform: rotate(144deg) translateX(130px) rotate(-144deg); }
    .orbit-2 .orbit-item:nth-child(4) { transform: rotate(216deg) translateX(130px) rotate(-216deg); }
    .orbit-2 .orbit-item:nth-child(5) { transform: rotate(288deg) translateX(130px) rotate(-288deg); }

    .timeline::before {
        left: 10px;
    }

    .timeline-item {
        padding-left: 40px;
    }

    .timeline-marker {
        left: 2px;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

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

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

    .timeline-content {
        padding: 20px;
    }

    .contact-form-wrapper {
        padding: 25px;
    }

    .tech-orbit {
        display: none;
    }

    .about-visual {
        display: none;
    }
}

/* ===================================
   Animations & Effects
   =================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* Smooth scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

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

/* Selection */
::selection {
    background: rgba(16, 185, 129, 0.3);
    color: var(--text-primary);
}