/* ===== CSS Variables ===== */
:root {
    --color-bg: #0a0a0f;
    --color-bg-elevated: #12121a;
    --color-bg-card: #1a1a24;
    --color-bg-card-hover: #22222e;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-light: rgba(255, 255, 255, 0.12);

    --color-text: #ffffff;
    --color-text-secondary: #a0a0b0;
    --color-text-muted: #6a6a7a;

    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;

    --color-accent: #22d3ee;
    --color-accent-secondary: #a78bfa;

    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    --gradient-text: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent) 50%, var(--color-accent-secondary) 100%);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;

    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* ===== Utilities ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
}

.btn-secondary:hover {
    background: var(--color-bg-card);
    border-color: var(--color-primary);
}

.btn svg {
    flex-shrink: 0;
}

.btn-download {
    border-color: var(--color-accent);
}

.btn-download:hover {
    border-color: var(--color-accent);
    background: rgba(34, 211, 238, 0.1);
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-base);
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--color-text);
}

.nav-cta {
    background: var(--gradient-primary);
    padding: 10px 20px !important;
    border-radius: var(--radius-full);
    color: white !important;
}

.nav-cta:hover {
    opacity: 0.9;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

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

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(34, 211, 238, 0.08), transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: rgba(34, 211, 238, 0.1);
    border: 1px solid rgba(34, 211, 238, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: 32px;
}

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

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

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-title-line {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-subtitle strong {
    color: var(--color-text);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--color-text-muted);
    border-bottom: 2px solid var(--color-text-muted);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* Hero Trust Logos */
.hero-trust {
    margin-top: 48px;
    text-align: center;
}

.trust-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

.trust-logos {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.trust-logo {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

/* Pain Points Section */
.pain-points {
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(245, 158, 11, 0.05));
    border-top: 1px solid rgba(239, 68, 68, 0.1);
    border-bottom: 1px solid rgba(239, 68, 68, 0.1);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pain-item {
    text-align: center;
    padding: 24px;
}

.pain-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 50%;
    font-size: 1.2rem;
    color: #ef4444;
    margin-bottom: 12px;
}

.pain-item p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.pain-item strong {
    color: var(--color-text);
}

@media (max-width: 1024px) {
    .pain-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .pain-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

    .trust-logos {
        gap: 16px;
    }

    .trust-logo {
        font-size: 0.8rem;
        padding: 8px 14px;
    }
}

/* ===== Value Proposition ===== */
.value-prop {
    padding: 120px 0;
    background: var(--color-bg-elevated);
}

.value-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 80px;
    align-items: center;
}

.value-content h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.2;
}

.value-lead {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.value-content > p {
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.value-points {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.value-point {
    display: flex;
    gap: 16px;
}

.value-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
}

.value-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary-light);
}

.value-point strong {
    display: block;
    margin-bottom: 4px;
}

.value-point p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.timeline-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.timeline-header {
    padding: 20px 24px;
    background: rgba(99, 102, 241, 0.05);
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
}

.timeline-body {
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.timeline-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.timeline-dot {
    width: 12px;
    height: 12px;
    background: var(--color-bg-card-hover);
    border: 2px solid var(--color-text-muted);
    border-radius: 50%;
    margin-top: 4px;
}

.timeline-item.active .timeline-dot {
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 0 12px rgba(34, 211, 238, 0.5);
}

.timeline-year {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.timeline-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.urgent-badge {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: urgentPulse 2s infinite;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.urgent-badge:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
}

@keyframes urgentPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); }
    50% { box-shadow: 0 0 20px 4px rgba(245, 158, 11, 0.2); }
}

/* ===== Expertise Section ===== */
.expertise {
    padding: 120px 0;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.expertise-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-base);
}

.expertise-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.expertise-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(34, 211, 238, 0.05));
    border-color: rgba(99, 102, 241, 0.2);
}

.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.card-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary-light);
}

.expertise-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

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

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.card-tags li {
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

/* ===== Innovation Section ===== */
.innovation {
    padding: 80px 0;
}

.innovation-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(167, 139, 250, 0.05));
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-lg);
    padding: 60px;
}

.innovation-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
}

.innovation-content p {
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.innovation-note {
    font-style: italic;
    color: var(--color-text-muted) !important;
    font-size: 0.95rem;
}

.code-block {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--color-border);
}

.code-dot {
    width: 12px;
    height: 12px;
    background: var(--color-text-muted);
    border-radius: 50%;
    opacity: 0.5;
}

.code-dot:first-child { background: #ff5f57; opacity: 1; }
.code-dot:nth-child(2) { background: #ffbd2e; opacity: 1; }
.code-dot:nth-child(3) { background: #28c840; opacity: 1; }

.code-title {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.code-content {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
    overflow-x: auto;
}

.code-keyword { color: var(--color-accent-secondary); }
.code-function { color: var(--color-accent); }
.code-comment { color: var(--color-text-muted); font-style: italic; }

/* ===== Future Vision Section ===== */
.future-vision {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-elevated) 100%);
}

.future-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.future-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.future-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.future-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.future-card:hover::before {
    opacity: 1;
}

.future-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(34, 211, 238, 0.1));
    border-radius: var(--radius-md);
    margin-bottom: 16px;
}

.future-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
}

.future-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-text);
}

.future-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.future-cta {
    text-align: center;
    padding: 32px;
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(99, 102, 241, 0.05));
    border: 1px solid rgba(34, 211, 238, 0.15);
    border-radius: var(--radius-lg);
}

.future-cta p {
    color: var(--color-text);
    font-size: 1.1rem;
    margin: 0;
}

@media (max-width: 1024px) {
    .future-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .future-grid {
        grid-template-columns: 1fr;
    }

    .future-vision {
        padding: 80px 0;
    }
}

/* ===== Experience Section ===== */
.experience {
    padding: 120px 0;
    background: var(--color-bg-elevated);
}

.experience-content {
    max-width: 900px;
    margin: 0 auto;
}

.exp-highlight {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 32px;
}

.exp-highlight-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.exp-highlight-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
}

.exp-duration {
    padding: 8px 16px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
}

.exp-summary {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

.exp-achievements h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.exp-achievements ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.exp-achievements li {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-left: 20px;
    border-left: 2px solid var(--color-primary);
}

.exp-achievements li strong {
    color: var(--color-text);
}

.exp-achievements li span {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.exp-domains {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.exp-domains h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.domain-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.domain-tag {
    padding: 10px 18px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    color: var(--color-primary-light);
    transition: all var(--transition-fast);
}

.domain-tag:hover {
    background: rgba(99, 102, 241, 0.15);
    transform: translateY(-2px);
}

/* ===== Vision Section ===== */
.vision {
    padding: 120px 0;
}

.vision-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.vision-intro p {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.vision-offers {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.offer-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-base);
}

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

.offer-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.3;
    margin-bottom: 16px;
}

.offer-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.offer-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.vision-cta {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(34, 211, 238, 0.05));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-lg);
}

.vision-cta p {
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.vision-cta p:first-child {
    color: var(--color-text);
    font-size: 1.1rem;
}

/* ===== Engagement Section ===== */
.engagement {
    padding: 80px 0 120px;
    background: var(--color-bg-elevated);
}

.engagement-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.engagement-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-base);
}

.engagement-card:hover {
    border-color: var(--color-border-light);
}

.engagement-card.highlighted {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.recommended-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.engagement-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.engagement-card > p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.engagement-card ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.engagement-card li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.engagement-card li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* ===== Contact Section ===== */
.contact {
    padding: 120px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 80px;
    align-items: center;
}

.contact-text h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.contact-text > p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-base);
}

.contact-link:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-card-hover);
}

.contact-link svg {
    width: 24px;
    height: 24px;
}

.contact-link.linkedin svg {
    color: #0a66c2;
}

.contact-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.contact-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(34, 211, 238, 0.05));
    border-bottom: 1px solid var(--color-border);
}

.avatar {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    font-weight: 700;
}

.contact-card-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-card-header p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.contact-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-stat .label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

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

.status-available {
    color: var(--color-accent);
}

/* ===== Footer ===== */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--color-border);
}

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

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

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .value-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .value-visual {
        max-width: 400px;
        margin: 0 auto;
    }

    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .expertise-card.featured {
        grid-column: span 2;
    }

    .innovation-card {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .vision-offers {
        grid-template-columns: 1fr;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contact-card {
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        padding: 24px;
        background: rgba(10, 10, 15, 0.98);
        border-bottom: 1px solid var(--color-border);
        gap: 16px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-cta {
        text-align: center;
        margin-top: 8px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat {
        min-width: 120px;
    }

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

    .expertise-card {
        padding: 24px;
    }

    .expertise-card.featured {
        grid-column: span 1;
    }

    .expertise-card h3 {
        font-size: 1.1rem;
    }

    .expertise-card p {
        font-size: 0.9rem;
    }

    .innovation-card {
        padding: 32px;
    }

    .exp-highlight {
        padding: 24px;
    }

    .value-grid {
        gap: 40px;
    }

    .timeline-card {
        margin-top: 20px;
    }

    .contact-content {
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        padding: 0 8px;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 6px 14px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 12px;
    }

    .stat {
        min-width: unset;
        width: 100%;
        padding: 16px;
        background: var(--color-bg-card);
        border-radius: var(--radius-md);
    }

    .hero-cta {
        flex-direction: column;
        padding: 0 8px;
    }

    .btn {
        width: 100%;
        padding: 16px 24px;
        font-size: 1rem;
    }

    .hero-trust {
        margin-top: 32px;
    }

    .trust-logos {
        flex-direction: column;
        gap: 12px;
    }

    .trust-logo {
        width: 100%;
        text-align: center;
    }

    .scroll-indicator {
        display: none;
    }

    .pain-points {
        padding: 40px 0;
    }

    .pain-item {
        padding: 16px;
    }

    .pain-item p {
        font-size: 0.9rem;
    }

    .value-prop,
    .expertise,
    .experience,
    .vision,
    .contact {
        padding: 60px 0;
    }

    .engagement {
        padding: 60px 0 80px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    /* Value section mobile fixes */
    .value-content h2 {
        font-size: 1.75rem;
    }

    .value-lead {
        font-size: 1rem;
    }

    .value-point {
        flex-direction: column;
        gap: 12px;
    }

    .value-icon {
        width: 40px;
        height: 40px;
    }

    .value-icon svg {
        width: 20px;
        height: 20px;
    }

    /* Info boxes in value section */
    .value-content > div[style*="background"] {
        padding: 16px !important;
        margin: 16px 0 !important;
    }

    .exp-highlight {
        padding: 20px;
    }

    .exp-highlight-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .exp-highlight-header h3 {
        font-size: 1.25rem;
    }

    /* Role block mobile */
    .exp-role-block {
        padding: 16px !important;
    }

    .exp-role-block > div:first-child {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 12px !important;
    }

    .exp-summary {
        font-size: 1rem;
    }

    .exp-achievements li {
        padding-left: 16px;
    }

    .exp-domains {
        padding: 20px;
    }

    .domain-tags {
        gap: 8px;
    }

    .domain-tag {
        padding: 8px 14px;
        font-size: 0.8rem;
    }

    .innovation-card {
        padding: 24px;
    }

    .innovation-content h2 {
        font-size: 1.5rem;
    }

    .code-content {
        font-size: 0.7rem;
        padding: 12px;
        overflow-x: auto;
    }

    .code-block {
        margin: 0 -8px;
    }

    /* Future vision cards */
    .future-card {
        padding: 20px;
    }

    .future-card h3 {
        font-size: 1rem;
    }

    .future-cta {
        padding: 20px;
    }

    .future-cta p {
        font-size: 1rem;
    }

    /* Vision offers */
    .offer-card {
        padding: 24px;
    }

    .offer-number {
        font-size: 2.5rem;
    }

    .offer-card h3 {
        font-size: 1.1rem;
    }

    .vision-cta {
        padding: 24px;
    }

    .vision-cta p {
        font-size: 0.95rem !important;
    }

    /* Engagement cards */
    .engagement-card {
        padding: 24px;
    }

    .engagement-card h3 {
        font-size: 1.1rem;
    }

    .recommended-badge {
        font-size: 0.7rem;
        padding: 5px 12px;
    }

    /* Contact section */
    .contact-text h2 {
        font-size: 1.75rem;
    }

    .contact-text > p {
        font-size: 1rem;
    }

    .contact-card {
        max-width: 100%;
    }

    .contact-card-header {
        padding: 20px;
    }

    .avatar {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }

    .contact-card-header h3 {
        font-size: 1.1rem;
    }

    .contact-card-body {
        padding: 20px;
    }

    .contact-link {
        padding: 14px 18px;
        font-size: 0.9rem;
    }

    .contact-link svg {
        width: 20px;
        height: 20px;
    }

    /* Footer */
    .footer {
        padding: 24px 0;
    }

    .footer-content p {
        font-size: 0.8rem;
    }
}

/* Extra small devices */
@media (max-width: 360px) {
    .hero-title {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .nav-logo {
        font-size: 1.25rem;
    }
}