/* ===== CSS Variables ===== */
:root {
    --primary: #0a0a0a;
    --primary-light: #1a1a2e;
    --accent: #6c63ff;
    --accent-light: #8b83ff;
    --accent-glow: rgba(108, 99, 255, 0.15);
    --text: #1a1a2e;
    --text-light: #64648c;
    --text-muted: #9999b3;
    --bg: #ffffff;
    --bg-alt: #f8f8fc;
    --bg-card: #ffffff;
    --border: #e8e8f0;
    --gradient: linear-gradient(135deg, #6c63ff 0%, #3b82f6 50%, #06b6d4 100%);
    --gradient-text: linear-gradient(135deg, #6c63ff, #3b82f6);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
    --shadow-card: 0 2px 16px rgba(108,99,255,0.08);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

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

/* ===== Typography ===== */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--primary);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: 1.25rem; }

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    gap: 8px;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(108, 99, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(108, 99, 255, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--border);
}

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

.btn-full {
    width: 100%;
}

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-links a {
    padding: 8px 16px;
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    transition: all 0.2s;
}

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

.nav-cta {
    background: var(--gradient) !important;
    color: white !important;
    padding: 10px 24px !important;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(108, 99, 255, 0.3);
}

.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(--text);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ===== Hero ===== */
.hero {
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle at center, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.6;
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    padding: 8px 20px;
    background: var(--accent-glow);
    border: 1px solid rgba(108, 99, 255, 0.2);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 24px;
}

.hero-content h1 {
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

.stat {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-icon {
    font-size: 1.4rem;
}

.stat strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text);
}

.stat span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-orbit {
    position: absolute;
    width: 300px;
    height: 300px;
    border: 2px dashed rgba(108, 99, 255, 0.15);
    border-radius: 50%;
    animation: orbit-spin 30s linear infinite;
}

@keyframes orbit-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-card {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px 28px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    animation: float 6s ease-in-out infinite;
}

.card-icon {
    font-size: 1.6rem;
}

.card-1 {
    top: 20%;
    left: 5%;
    animation-delay: 0s;
}

.card-2 {
    top: 10%;
    right: 5%;
    animation-delay: -2s;
}

.card-3 {
    bottom: 15%;
    left: 20%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* ===== Section Common ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--accent-glow);
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-light);
    max-width: 600px;
    margin: 16px auto 0;
    font-size: 1.05rem;
}

/* ===== About ===== */
.about {
    padding: 100px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 16px;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 16px;
}

.leader-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 20px;
}

.leader-avatar {
    width: 64px;
    height: 64px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.leader-info h3 {
    margin-bottom: 4px;
}

.leader-title {
    display: inline-block;
    padding: 3px 12px;
    background: var(--accent-glow);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 12px;
}

.leader-info p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.leader-linkedin {
    display: inline-block;
    margin-top: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
}

.leader-linkedin:hover {
    color: var(--accent-light);
}

.company-badge {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

.badge-icon {
    font-size: 1.6rem;
}

.company-badge strong {
    display: block;
    font-size: 0.95rem;
}

.company-badge span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===== Services ===== */
.services {
    padding: 100px 0;
    background: var(--bg-alt);
}

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

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(108, 99, 255, 0.2);
}

.service-card.featured {
    border-color: rgba(108, 99, 255, 0.3);
    background: linear-gradient(135deg, rgba(108, 99, 255, 0.03), rgba(59, 130, 246, 0.03));
}

.service-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 12px;
    background: var(--gradient);
    color: white;
    border-radius: var(--radius-xl);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-glow);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

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

.service-features li {
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== Approach ===== */
.approach {
    padding: 100px 0;
}

.approach-steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
    justify-content: center;
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 24px;
    max-width: 260px;
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    margin: 0 auto 20px;
}

.step h3 {
    margin-bottom: 8px;
}

.step p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: var(--border);
    margin-top: 28px;
    flex-shrink: 0;
}

/* ===== Contact ===== */
.contact {
    padding: 100px 0;
    background: var(--bg-alt);
}

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

.contact-info h2 {
    margin-top: 12px;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-glow);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-size: 0.9rem;
}

.contact-item a,
.contact-item span {
    font-size: 0.9rem;
    color: var(--text-light);
}

.contact-item a:hover {
    color: var(--accent);
}

/* Contact CTA */
.contact-cta-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-cta-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px 36px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    width: 100%;
}

.cta-icon {
    width: 72px;
    height: 72px;
    background: var(--accent-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin: 0 auto 20px;
}

.contact-cta-card h3 {
    margin-bottom: 8px;
}

.contact-cta-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.contact-cta-card .btn {
    display: block;
    margin-bottom: 12px;
}

.contact-cta-card .btn:last-child {
    margin-bottom: 0;
}

/* ===== Footer ===== */
.footer {
    background: var(--primary);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
}

.footer-logo {
    height: 36px;
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: 0.9rem;
    max-width: 320px;
}

.footer-links h4 {
    color: white;
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
}

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: all 0.6s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual {
        height: 280px;
    }

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

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

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        padding: 16px 24px;
        box-shadow: var(--shadow-md);
    }

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

    .hero {
        padding: 120px 0 60px;
    }

    .hero-visual {
        display: none;
    }

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

    .hero-stats {
        flex-wrap: wrap;
        gap: 16px;
    }

    .stat-divider {
        display: none;
    }

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

    .approach-steps {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .step-connector {
        width: 2px;
        height: 40px;
        margin-top: 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}