/* Base Styles */
:root {
    --bg-dark: #050814;
    --bg-darker: #02040b;
    --bg-light: #101523;
    --primary: #1e90ff;
    --primary-soft: #4ea5ff;
    --primary-glow: #7ec3ff;
    --accent: #c0c8d8;
    --accent-strong: #e0e5f5;
    --accent-soft: rgba(192, 200, 216, 0.2);
    --text-main: #f5f7ff;
    --text-muted: #a9b3cf;
    --border-soft: rgba(255, 255, 255, 0.06);
    --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.7);
    --radius-large: 18px;
    --radius-medium: 12px;
    --radius-small: 8px;
    --transition-fast: 0.2s ease;
    --transition-med: 0.3s ease;
    --glass-bg: rgba(7, 15, 32, 0.8);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: radial-gradient(circle at top, #18254a 0%, #050814 55%, #020308 100%);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-family: 'Montserrat', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 1.8rem;
    color: var(--accent-strong);
}

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

.section-subtitle {
    margin-top: 0.6rem;
    color: var(--text-muted);
    max-width: 640px;
}

.section-subtitle.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.highlight {
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.75rem 1.4rem;
    border-radius: 999px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-size: 0.85rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 40%, #ffffff 150%);
    color: #020308;
    box-shadow: 0 16px 40px rgba(16, 110, 255, 0.65);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 24px 55px rgba(16, 110, 255, 0.85);
}

.btn-secondary {
    background: transparent;
    border-color: var(--accent-soft);
    color: var(--accent-strong);
    backdrop-filter: blur(12px);
}

.btn-secondary:hover {
    background: rgba(15, 27, 52, 0.8);
    border-color: var(--primary-soft);
    color: var(--primary-glow);
}

.btn-large {
    padding: 0.95rem 1.9rem;
    font-size: 0.9rem;
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(18px);
    background: linear-gradient(to bottom, rgba(1, 3, 10, 0.95), rgba(1, 3, 10, 0.85));
    border-bottom: 1px solid var(--border-soft);
}

.nav-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 0;
}

.logo {
    display: inline-flex;
    align-items: baseline;
    gap: 0.25rem;
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    letter-spacing: 0.24em;
    font-size: 0.9rem;
    color: var(--accent-strong);
}

.logo-accent {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    letter-spacing: 0.24em;
    font-size: 0.9rem;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.4rem;
}

.nav-link {
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    position: relative;
    padding-bottom: 0.2rem;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-glow));
    transition: width var(--transition-fast);
}

.nav-link:hover {
    color: var(--accent-strong);
}

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

.nav-cta {
    padding: 0.55rem 1rem;
    border-radius: 999px;
    background: radial-gradient(circle at top left, var(--primary-glow), var(--primary));
    color: #020308;
    box-shadow: 0 10px 26px rgba(16, 110, 255, 0.65);
}

.nav-cta:hover {
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger {
    width: 23px;
    height: 2px;
    background: var(--accent-strong);
    display: block;
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: "";
    position: absolute;
    left: 0;
    width: 23px;
    height: 2px;
    background: var(--accent-strong);
}

.hamburger::before {
    top: -6px;
}

.hamburger::after {
    top: 6px;
}

/* Hero */
.hero {
    position: relative;
    min-height: 78vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 0 3rem;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 15% 0%, rgba(122, 174, 255, 0.22) 0%, transparent 55%),
                radial-gradient(circle at 85% 0%, rgba(65, 121, 255, 0.18) 0%, transparent 50%),
                radial-gradient(circle at 50% 90%, rgba(9, 27, 65, 0.9) 0%, #020308 65%);
    opacity: 0.9;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(2, 4, 10, 0.95) 0%, rgba(2, 4, 10, 0.85) 40%, rgba(2, 4, 10, 0.1) 80%);
    z-index: -1;
}

.hero-content {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-title {
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-size: 1.6rem;
}

.title-line {
    display: block;
}

.title-line.highlight {
    font-size: 1.9rem;
    color: var(--primary-glow);
}

.hero-subtitle {
    margin-top: 1.2rem;
    max-width: 540px;
    color: var(--text-muted);
    font-size: 0.98rem;
}

.hero-buttons {
    margin-top: 1.8rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.hero-scroll {
    position: absolute;
    bottom: 1.8rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.hero-scroll i {
    animation: bounce 1.5s infinite;
    color: var(--primary-soft);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(4px); }
}

/* About Section */
.about {
    padding: 4rem 0 3rem;
}

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
    gap: 2.5rem;
    align-items: center;
}

.about-text {
    margin-top: 0.8rem;
    color: var(--text-muted);
}

.about-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1.4rem;
    margin-top: 1.7rem;
}

.stat {
    background: var(--glass-bg);
    border-radius: var(--radius-medium);
    padding: 1rem 1.2rem;
    border: 1px solid var(--border-soft);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.stat-number {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-glow);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
}

.about-image {
    position: relative;
}

.image-placeholder {
    border-radius: var(--radius-large);
    border: 1px solid var(--border-soft);
    background: radial-gradient(circle at top, rgba(149, 186, 255, 0.18) 0%, rgba(5, 8, 20, 0.96) 40%, rgba(3, 6, 16, 0.99) 100%);
    min-height: 260px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    color: var(--text-muted);
    box-shadow: var(--shadow-soft);
}

.image-placeholder i {
    font-size: 2.2rem;
    color: var(--primary-soft);
}

/* Services Preview */
.services-preview {
    padding: 3.2rem 0 3rem;
}

.services-grid {
    margin-top: 2.2rem;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.7rem;
}

.service-card {
    background: var(--glass-bg);
    border-radius: var(--radius-medium);
    padding: 1.4rem 1.3rem;
    border: 1px solid var(--border-soft);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.55);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-med);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 52px rgba(0, 0, 0, 0.8);
    border-color: var(--accent-soft);
}

.service-icon {
    width: 42px;
    height: 42px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, var(--primary-soft), var(--bg-light));
    color: #020308;
}

.service-card h3 {
    font-size: 1rem;
    font-weight: 600;
}

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

.service-link {
    margin-top: auto;
    font-size: 0.83rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--primary-soft);
}

.service-link i {
    font-size: 0.8rem;
}

.services-cta {
    margin-top: 2.4rem;
    text-align: center;
}

/* Featured Work */
.featured-work {
    padding: 3.2rem 0 3rem;
}

.logos-grid {
    margin-top: 1.8rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.4rem;
}

.logo-item {
    flex: 0 0 auto;
}

.logo-placeholder {
    border-radius: 999px;
    padding: 0.55rem 1.2rem;
    border: 1px solid var(--border-soft);
    background: radial-gradient(circle at top, rgba(140, 170, 235, 0.18), rgba(3, 6, 16, 0.96));
    font-size: 0.83rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent-strong);
}

.work-showcase {
    margin-top: 2.4rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.6rem;
}

.work-item {
    background: var(--glass-bg);
    border-radius: var(--radius-medium);
    border: 1px solid var(--border-soft);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.55);
    overflow: hidden;
}

.work-image-placeholder {
    min-height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-muted);
    background: radial-gradient(circle at top, rgba(125, 167, 248, 0.18), rgba(5, 8, 20, 0.96));
}

.work-image-placeholder i {
    font-size: 2rem;
    color: var(--primary-soft);
}

.work-info {
    padding: 0.9rem 1rem 1.1rem;
}

.work-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

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

.work-cta {
    margin-top: 2.3rem;
    text-align: center;
}

/* Reviews Preview */
.reviews-preview {
    padding: 3.2rem 0 3rem;
}

.reviews-slider {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.6rem;
}

.review-card {
    background: var(--glass-bg);
    border-radius: var(--radius-medium);
    border: 1px solid var(--border-soft);
    box-shadow: 0 14px 38px rgba(0, 0, 0, 0.6);
    padding: 1.2rem 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.review-stars {
    color: #ffd166;
    font-size: 0.85rem;
}

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

.review-author {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.author-placeholder {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    border: 1px solid var(--border-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, rgba(142, 174, 229, 0.24), rgba(5, 8, 20, 0.96));
    color: var(--primary-soft);
}

.author-info h4 {
    font-size: 0.9rem;
}

.author-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.reviews-cta {
    margin-top: 2.3rem;
    text-align: center;
}

/* News Preview */
.news-preview {
    padding: 3.2rem 0 3.5rem;
}

.news-grid {
    margin-top: 2.2rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.6rem;
}

.news-card {
    background: var(--glass-bg);
    border-radius: var(--radius-medium);
    border: 1px solid var(--border-soft);
    box-shadow: 0 14px 38px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.news-image-placeholder {
    min-height: 130px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: radial-gradient(circle at top, rgba(131, 171, 248, 0.18), rgba(5, 8, 20, 0.96));
    color: var(--text-muted);
}

.news-image-placeholder i {
    font-size: 1.8rem;
    color: var(--primary-soft);
}

.news-content {
    padding: 1rem 1.1rem 1.2rem;
}

.news-date {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--text-muted);
}

.news-content h3 {
    margin-top: 0.45rem;
    font-size: 0.98rem;
    font-weight: 600;
}

.news-content p {
    margin-top: 0.4rem;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.news-link {
    margin-top: 0.6rem;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--primary-soft);
}

.news-link i {
    font-size: 0.78rem;
}

.news-cta {
    margin-top: 2.4rem;
    text-align: center;
}

/* CTA Section */
.cta-section {
    padding: 3.3rem 0 3rem;
}

.cta-content {
    background: linear-gradient(135deg, rgba(22, 43, 88, 0.95), rgba(4, 13, 32, 0.98));
    border-radius: var(--radius-large);
    border: 1px solid var(--border-soft);
    box-shadow: 0 20px 54px rgba(0, 0, 0, 0.85);
    padding: 2.4rem 2.1rem;
    text-align: center;
}

.cta-content h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
}

.cta-content p {
    margin-top: 0.9rem;
    color: var(--accent);
}

.cta-buttons {
    margin-top: 1.8rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.85rem;
}

/* Footer */
.footer {
    padding: 3rem 0 1.4rem;
    border-top: 1px solid var(--border-soft);
    background: linear-gradient(to bottom, rgba(1, 3, 10, 0.98), rgba(1, 3, 10, 1));
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 2.4fr) repeat(3, minmax(0, 1.6fr));
    gap: 2rem;
}

.footer-about h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.footer-about p {
    margin-top: 0.7rem;
    color: var(--text-muted);
    max-width: 320px;
}

.footer-social {
    margin-top: 1.2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.social-icon {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    border: 1px solid var(--border-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, rgba(140, 170, 235, 0.22), rgba(3, 6, 16, 0.96));
    color: var(--accent-strong);
    font-size: 0.9rem;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast);
}

.social-icon:hover {
    transform: translateY(-2px);
    color: var(--primary-glow);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.75);
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.footer-links ul,
.footer-services ul,
.footer-contact ul {
    margin-top: 0.8rem;
}

.footer-links li,
.footer-services li,
.footer-contact li {
    margin-bottom: 0.4rem;
    font-size: 0.86rem;
}

.footer-links a,
.footer-services a,
.footer-contact a {
    color: var(--text-muted);
}

.footer-links a:hover,
.footer-services a:hover,
.footer-contact a:hover {
    color: var(--accent-strong);
}

.contact-list i {
    margin-right: 0.5rem;
    color: var(--primary-soft);
}

.footer-bottom {
    margin-top: 2.4rem;
    border-top: 1px solid var(--border-soft);
    padding-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-legal {
    display: flex;
    gap: 1rem;
}

.footer-legal a {
    color: var(--text-muted);
}

.footer-legal a:hover {
    color: var(--accent-strong);
}

/* Responsive */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.4fr);
    }
    .services-grid,
    .work-showcase,
    .reviews-slider,
    .news-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

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

    .nav-menu {
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        flex-direction: column;
        background: rgba(2, 4, 10, 0.98);
        padding: 0.8rem 1.2rem 1.2rem;
        border-bottom: 1px solid var(--border-soft);
        transform: translateY(-120%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-med), opacity var(--transition-med);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-link,
    .nav-cta {
        display: block;
        width: 100%;
    }

    .hero {
        min-height: 68vh;
        padding-top: 3.2rem;
    }

    .hero-title {
        font-size: 1.3rem;
        letter-spacing: 0.16em;
    }

    .title-line.highlight {
        font-size: 1.6rem;
    }

    .about-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .services-grid,
    .work-showcase,
    .reviews-slider,
    .news-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .footer-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .cta-content {
        padding: 2rem 1.4rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.1rem;
    }
    .title-line.highlight {
        font-size: 1.35rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
}