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

:root {
    --primary: #0F172A;
    --secondary: #18181B;
    --accent: #E5E7EB;
    --accent-muted: #A1A1AA;
    --background: #0F172A;
    --surface: #18181B;
    --surface-soft: rgba(24, 24, 27, 0.82);
    --surface-deep: rgba(15, 23, 42, 0.9);
    --text: #FFFFFF;
    --text-dim: #B7B7C0;
    --border: #303036;
    --border-strong: rgba(255, 255, 255, 0.2);
    --glow: rgba(255, 255, 255, 0.08);
    --glow-strong: rgba(161, 161, 170, 0.22);
    --max-width: 1120px;
    --radius-card: 16px;
    --radius-control: 8px;
    --radius-pill: 9999px;
    --section-padding: 80px;
    --card-padding: 24px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background:
        radial-gradient(circle at 18% 6%, rgba(255, 255, 255, 0.08), transparent 26rem),
        radial-gradient(circle at 86% 18%, rgba(161, 161, 170, 0.12), transparent 30rem),
        linear-gradient(180deg, #0F172A 0%, #111827 48%, #0F172A 100%);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -2;
    background-image:
        linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.85), rgba(0,0,0,0.15));
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.035), transparent);
    transform: translateX(-100%);
    animation: ambient-scan 13s ease-in-out infinite;
}

@keyframes ambient-scan {
    0%, 22% { transform: translateX(-100%); opacity: 0; }
    38% { opacity: 1; }
    58%, 100% { transform: translateX(100%); opacity: 0; }
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    background: rgba(15, 23, 42, 0.82);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.logo {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 10px 24px rgba(255,255,255,0.08));
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 8px 10px;
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
    border-color: var(--border-strong);
    background: rgba(255,255,255,0.045);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    background: var(--surface-soft);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dim);
    transition: 0.3s;
}

.hero,
.page-content,
.section,
.cta-section {
    position: relative;
}

.hero {
    min-height: 82vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 150px 20px 96px;
    overflow: hidden;
}

.hero::before,
.page-content::before,
.section::before,
.cta-section::before {
    content: "";
    position: absolute;
    inset: 24px;
    z-index: -1;
    border: 1px solid rgba(255,255,255,0.045);
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(255,255,255,0.04), transparent 38%, rgba(255,255,255,0.02));
    opacity: 0.9;
}

.home-hero { min-height: 100vh; }
.home-hero .logo-mark {
    width: clamp(170px, 28vw, 300px);
    height: clamp(170px, 28vw, 300px);
    margin: 0 auto 28px;
    filter: drop-shadow(0 24px 80px rgba(255,255,255,0.14));
    animation: float-mark 5s ease-in-out infinite;
}
.home-hero .logo-mark img { width: 100%; height: 100%; object-fit: contain; }

@keyframes float-mark {
    0%, 100% { transform: translateY(0); filter: drop-shadow(0 24px 80px rgba(255,255,255,0.12)); }
    50% { transform: translateY(-10px); filter: drop-shadow(0 32px 110px rgba(255,255,255,0.2)); }
}

.hero-badge,
.page-eyebrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    margin: 0 auto 18px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    background: rgba(24,24,27,0.72);
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero h1,
.page-content h1,
.section-header h2,
.cta-section h2 {
    font-family: 'Merriweather', Georgia, serif;
    font-weight: 500;
    letter-spacing: 0;
    line-height: 1.04;
    color: var(--text);
}

.hero h1 {
    font-size: clamp(42px, 8vw, 76px);
    max-width: 960px;
    margin: 0 auto 22px;
}

.hero h1 span {
    color: var(--text-dim);
    font-style: italic;
}

.hero p {
    max-width: 720px;
    margin: 0 auto;
    color: var(--text-dim);
    font-size: clamp(16px, 2vw, 19px);
}

.home-actions,
.hero-cta,
.download-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.home-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    width: min(780px, 100%);
    margin: 44px auto 0;
}

.home-stat,
.download-item,
.requirements,
.contact-content,
.card,
.service-item,
.feature-card {
    background: var(--surface-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: 0 24px 70px rgba(0,0,0,0.22);
}

.home-stat {
    padding: 18px;
    text-align: left;
}

.home-stat span,
.download-item span {
    display: block;
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.home-stat strong,
.download-item strong {
    color: var(--text);
    font-size: 15px;
    font-weight: 600;
}

.btn,
.card .link,
.service-item .link,
.contact-content a,
.home-actions a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-control);
    color: var(--text);
    background: rgba(255,255,255,0.045);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.btn-primary,
.home-actions a:first-child {
    background: #fff;
    color: var(--background);
    border-color: #fff;
}

.btn-secondary { color: var(--text); }

.btn:hover,
.card .link:hover,
.service-item .link:hover,
.contact-content a:hover,
.home-actions a:hover {
    transform: translateY(-2px);
    border-color: rgba(255,255,255,0.34);
    box-shadow: 0 16px 40px rgba(0,0,0,0.26);
}

a:focus-visible,
button:focus-visible,
.menu-toggle:focus-visible {
    outline: 2px solid rgba(255,255,255,0.74);
    outline-offset: 3px;
}

.page-content,
.section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 120px 20px 60px;
}

.page-content h1 {
    font-size: clamp(40px, 7vw, 64px);
    margin-bottom: 32px;
}

.grid,
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    align-items: stretch;
}

.card,
.feature-card {
    padding: var(--card-padding);
    overflow: hidden;
    transition: transform 0.28s ease, border-color 0.28s ease, background 0.28s ease, box-shadow 0.28s ease;
}

.card { display: flex; flex-direction: column; padding: 0; }

.card:hover,
.feature-card:hover,
.service-item:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
    background: rgba(24,24,27,0.86);
    box-shadow: 0 30px 88px rgba(0,0,0,0.34);
}

.card img,
.service-item img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    filter: saturate(0.72) contrast(1.08) brightness(0.78);
}

.card-body,
.service-content { padding: var(--card-padding); }
.card-body { display: flex; flex-direction: column; flex: 1; }

.card h3,
.service-item h3,
.feature-card h3,
.requirements h3 {
    color: var(--text);
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 10px;
}

.card h3,
.service-item h3 { font-family: 'Merriweather', Georgia, serif; font-weight: 500; }

.card p,
.card ul,
.service-item p,
.feature-card p,
.requirements p,
.contact-content p,
.benefit-item p,
.section-header p,
.cta-section p {
    color: var(--text-dim);
    line-height: 1.7;
    font-size: 15px;
}

.card ul { margin: 0 0 18px; padding-left: 20px; flex: 1; }
.card li { margin-bottom: 6px; }
.download-section { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 12px; }

.service-item {
    overflow: hidden;
    margin-bottom: 20px;
    transition: transform 0.28s ease, border-color 0.28s ease, background 0.28s ease;
}

.section { padding-top: var(--section-padding); }
.section-header { text-align: center; max-width: 760px; margin: 0 auto 42px; }
.section-header h2 { font-size: clamp(34px, 5vw, 50px); margin-bottom: 14px; }

.feature-icon,
.benefit-check {
    width: 52px;
    height: 52px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.045);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    font-size: 23px;
}

.benefits {
    max-width: none;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(24,24,27,0.34);
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    width: min(var(--max-width), calc(100% - 40px));
    margin: 0 auto;
}

.benefit-item { display: flex; gap: 15px; align-items: flex-start; }
.benefit-check { width: 28px; height: 28px; flex: 0 0 28px; border-radius: 50%; margin: 0; color: var(--text); font-size: 13px; }
.benefit-item h4 { color: var(--text); font-size: 16px; font-weight: 600; margin-bottom: 4px; }

.cta-section {
    text-align: center;
    padding: 92px 20px;
}
.cta-section h2 { font-size: clamp(34px, 5vw, 54px); margin-bottom: 15px; }
.download-info { display: flex; justify-content: center; gap: 16px; margin-top: 32px; flex-wrap: wrap; }
.download-item { min-width: 138px; padding: 16px; }
.requirements { padding: 24px; margin: 32px auto 0; max-width: 680px; }

.contact-content { padding: 28px; max-width: 760px; }
.contact-content p { margin-bottom: 14px; }
.contact-content a { margin-top: 8px; text-transform: none; letter-spacing: 0; }
.contact-content iframe {
    width: 100%;
    min-height: 720px;
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    background: var(--surface);
}

footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    border-top: 1px solid var(--border);
    background: rgba(15,23,42,0.44);
}

@media (min-width: 768px) {
    nav { padding: 15px 40px; }
    .nav-links { gap: 18px; }
    .page-content, .section { padding-left: 40px; padding-right: 40px; }
    .service-item { display: grid; grid-template-columns: 300px 1fr; align-items: stretch; }
    .service-item img { height: 100%; min-height: 210px; }
}

@media (max-width: 767px) {
    .menu-toggle { display: flex; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 12px;
        right: 12px;
        flex-direction: column;
        align-items: stretch;
        background: rgba(15, 23, 42, 0.96);
        padding: 14px;
        gap: 8px;
        border: 1px solid var(--border);
        border-radius: 0 0 16px 16px;
    }
    .nav-links.active { display: flex; }
    .nav-links a { display: block; }
    .hero { padding: 124px 16px 70px; min-height: 72vh; }
    .home-hero { min-height: 100vh; }
    .hero::before, .page-content::before, .section::before, .cta-section::before { inset: 10px; border-radius: 18px; }
    .home-stats { grid-template-columns: 1fr; }
    .page-content, .section { padding: 104px 16px 48px; }
    .cta-section { padding: 72px 16px; }
    .download-info { gap: 12px; }
    .download-item { width: 100%; max-width: 320px; }
    .hero-cta .btn, .download-buttons .btn, .home-actions a { width: 100%; max-width: 320px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}