:root {
    --ink: #07152b;
    --ink-soft: #102744;
    --primary: #1c63f2;
    --primary-dark: #114ac2;
    --cyan: #16b8c8;
    --cyan-soft: #dff8f8;
    --paper: #f4f7fb;
    --white: #ffffff;
    --text: #14243a;
    --muted: #65748a;
    --line: #dce4ee;
    --shadow-sm: 0 10px 30px rgba(7, 21, 43, 0.07);
    --shadow-lg: 0 24px 70px rgba(7, 21, 43, 0.14);
    --radius: 22px;
    --nav-height: 78px;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-height) + 26px); }
body {
    min-width: 320px;
    overflow-x: hidden;
    color: var(--text);
    background: var(--white);
    font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
body.nav-open { overflow: hidden; }
img, video { display: block; max-width: 100%; }
button, input, select, textarea { color: inherit; font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
::selection { color: var(--ink); background: #86f0ed; }

.container { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.section { padding: 108px 0; }
@supports (content-visibility: auto) {
    .section { content-visibility: auto; contain-intrinsic-size: auto 760px; }
}

.skip-link {
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 9999;
    padding: 10px 16px;
    color: var(--white);
    background: var(--primary);
    border-radius: 8px;
    transform: translateY(-150%);
    transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 17px;
    color: var(--primary);
    font-size: .76rem;
    font-weight: 800;
    letter-spacing: .18em;
    line-height: 1.3;
    text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.eyebrow-light { color: #7ce7e6; }

.button {
    display: inline-flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 13px 24px;
    border: 1px solid transparent;
    border-radius: 12px;
    font-size: .95rem;
    font-weight: 750;
    text-decoration: none;
    transition: transform .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.button span { transition: transform .25s ease; }
.button:hover { transform: translateY(-2px); }
.button:hover span { transform: translateX(4px); }
.button-primary { color: var(--white); background: linear-gradient(135deg, var(--primary), #2456c9); box-shadow: 0 14px 34px rgba(28, 99, 242, .25); }
.button-primary:hover { box-shadow: 0 18px 44px rgba(28, 99, 242, .34); }
.button-ghost { color: var(--white); background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.3); backdrop-filter: blur(12px); }
.button-ghost:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.5); }
.button-light { color: var(--ink); background: var(--white); box-shadow: var(--shadow-sm); }

/* Navigation */
.navbar {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(255,255,255,.92);
    border-bottom: 1px solid rgba(220,228,238,.7);
    backdrop-filter: blur(18px) saturate(150%);
    transition: box-shadow .25s ease, background .25s ease;
}
.navbar.scrolled { background: rgba(255,255,255,.97); box-shadow: 0 9px 34px rgba(7,21,43,.09); }
.nav-container { width: min(1240px, calc(100% - 48px)); height: 100%; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); text-decoration: none; }
.brand-mark {
    position: relative;
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
    display: inline-block;
    overflow: hidden;
    background: var(--ink);
    border-radius: 11px;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.08), 0 7px 16px rgba(7,21,43,.13);
    transition: transform .25s ease, box-shadow .25s ease;
}
.brand-mark::before, .brand-mark::after { content: ""; position: absolute; background: var(--white); border-radius: 2px; }
.brand-mark::before { width: 5px; height: 23px; left: 12px; top: 10px; }
.brand-mark::after { width: 19px; height: 5px; left: 12px; bottom: 9px; }
.brand-mark i { position: absolute; width: 8px; height: 8px; top: 8px; right: 8px; background: #68e0e2; border-radius: 2px; }
.nav-logo:hover .brand-mark { transform: translateY(-1px); box-shadow: inset 0 0 0 1px rgba(255,255,255,.08), 0 10px 22px rgba(7,21,43,.19); }
.nav-logo span { display: flex; flex-direction: column; line-height: 1.05; }
.nav-logo strong { font-size: 1.15rem; letter-spacing: .06em; }
.nav-logo small { margin-top: 6px; color: #718097; font-size: .58rem; font-weight: 800; letter-spacing: .2em; }
.nav-menu { display: flex; align-items: center; gap: 8px; list-style: none; }
.nav-link { position: relative; display: block; padding: 10px 17px; color: #30425a; border-radius: 10px; font-size: .92rem; font-weight: 650; text-decoration: none; transition: color .2s ease, background .2s ease; }
.nav-link:hover, .nav-link.active { color: var(--primary); background: #edf3ff; }
.nav-contact { margin-left: 12px; color: var(--white); background: var(--ink); }
.nav-contact:hover, .nav-contact.active { color: var(--white); background: var(--primary); }
.hamburger { display: none; width: 44px; height: 44px; padding: 10px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; border: 0; border-radius: 10px; background: var(--paper); cursor: pointer; }
.bar { width: 22px; height: 2px; background: var(--ink); border-radius: 5px; transition: transform .25s ease, opacity .2s ease; }
.hamburger.active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active .bar:nth-child(2) { opacity: 0; }
.hamburger.active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Home hero */
.hero { position: relative; min-height: 760px; height: max(760px, 100svh); display: grid; align-items: center; padding: calc(var(--nav-height) + 60px) 0 65px; overflow: hidden; color: var(--white); background: var(--ink); }
.hero-background, .hero-background img, .hero-overlay { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-background img { object-fit: cover; object-position: center 48%; }
.hero-overlay { z-index: 1; background: linear-gradient(90deg, rgba(3,14,30,.97) 0%, rgba(5,20,43,.9) 45%, rgba(5,20,43,.42) 78%, rgba(5,20,43,.58) 100%), linear-gradient(0deg, rgba(4,15,32,.5), transparent 45%); }
.hero::after { content: ""; position: absolute; z-index: 1; width: 560px; height: 560px; top: -190px; right: 8%; border: 1px solid rgba(105,227,229,.2); border-radius: 50%; box-shadow: 0 0 0 90px rgba(105,227,229,.035), 0 0 0 180px rgba(105,227,229,.025); pointer-events: none; }
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(310px, .65fr); align-items: end; gap: clamp(40px, 7vw, 100px); }
.hero-content { max-width: 760px; }
.hero h1 { max-width: 760px; margin-bottom: 26px; overflow-wrap: anywhere; white-space: nowrap; font-size: clamp(3.2rem, 5.8vw, 5.55rem); font-weight: 780; letter-spacing: -.065em; line-height: 1.03; }
.hero h1 span { display: block; color: #7ce7e6; }
.hero-lead { max-width: 660px; color: #d2dce9; font-size: clamp(1rem, 1.5vw, 1.2rem); line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 18px 25px; margin-top: 33px; color: #c2cede; list-style: none; font-size: .86rem; }
.hero-points span { margin-right: 5px; color: #7ce7e6; }
.hero-card { padding: 30px; background: rgba(11,34,64,.62); border: 1px solid rgba(255,255,255,.18); border-radius: 20px; box-shadow: 0 24px 70px rgba(0,0,0,.24); backdrop-filter: blur(16px); }
.hero-card-label { color: #7ce7e6; font-size: .72rem; font-weight: 800; letter-spacing: .15em; }
.hero-card > strong { display: block; margin-top: 8px; font-size: 1.35rem; }
.hero-card-grid { display: grid; grid-template-columns: 1fr 1fr; margin: 24px 0; border: 1px solid rgba(255,255,255,.14); }
.hero-card-grid div { min-height: 88px; display: flex; flex-direction: column; justify-content: center; padding: 16px; border-right: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); }
.hero-card-grid div:nth-child(2n) { border-right: 0; }
.hero-card-grid div:nth-child(n+3) { border-bottom: 0; }
.hero-card-grid b { color: #7ce7e6; font-size: .72rem; letter-spacing: .15em; }
.hero-card-grid span { margin-top: 6px; color: #d7e0eb; font-size: .87rem; }
.hero-card > a { display: flex; justify-content: space-between; color: var(--white); font-size: .88rem; font-weight: 700; text-decoration: none; }
.scroll-cue { position: absolute; z-index: 2; left: max(24px, calc((100vw - 1180px) / 2)); bottom: 28px; display: flex; gap: 12px; color: rgba(255,255,255,.62); font-size: .62rem; font-weight: 800; letter-spacing: .2em; text-decoration: none; writing-mode: vertical-rl; }

/* Shared sections */
.section-heading { margin-bottom: 55px; }
.section-heading h2, .intro-text h2, .contact-info-section h2 { color: var(--ink); font-size: clamp(2.25rem, 4.1vw, 4rem); font-weight: 760; letter-spacing: -.05em; line-height: 1.16; }
.section-heading > p:last-child { max-width: 570px; color: var(--muted); font-size: 1.06rem; }
.split-heading { display: grid; grid-template-columns: 1fr .72fr; align-items: end; gap: 70px; }
.centered-heading { max-width: 760px; margin-right: auto; margin-left: auto; text-align: center; }
.centered-heading .eyebrow { justify-content: center; }
.centered-heading > p:last-child { margin: 16px auto 0; }
.section-action { margin-top: 42px; text-align: center; }
.text-link { display: inline-flex; gap: 14px; align-items: center; color: var(--ink); border-bottom: 1px solid var(--ink); font-weight: 750; text-decoration: none; }

.features { background: var(--paper); }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.feature-card { position: relative; min-height: 340px; padding: 35px 30px; background: var(--white); border-right: 1px solid var(--line); transition: color .25s ease, background .25s ease, transform .25s ease; }
.feature-card:last-child { border-right: 0; }
.feature-card:hover { z-index: 1; color: var(--white); background: var(--ink-soft); transform: translateY(-5px); }
.card-index { color: #9babbd; font-size: .7rem; font-weight: 800; letter-spacing: .12em; }
.feature-icon { width: 55px; height: 55px; display: grid; place-items: center; margin: 48px 0 24px; color: var(--primary); background: #edf3ff; border-radius: 14px; font-size: 1.45rem; transition: background .25s ease, color .25s ease; }
.feature-card:hover .feature-icon { color: var(--ink); background: #7ce7e6; }
.feature-card h3 { margin-bottom: 14px; font-size: 1.25rem; }
.feature-card p { color: var(--muted); font-size: .92rem; }
.feature-card:hover p { color: #bdcad8; }

.services-preview { background: var(--white); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
.service-item { overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 0 0 rgba(7,21,43,0); transition: transform .3s ease, box-shadow .3s ease; }
.service-item:hover { transform: translateY(-7px); box-shadow: var(--shadow-lg); }
.featured-service { margin-top: 35px; }
.service-media { position: relative; height: 235px; overflow: hidden; background: #dfe8f4; }
.service-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s ease; }
.service-item:hover .service-media img { transform: scale(1.04); }
.service-media > span { position: absolute; top: 18px; left: 18px; padding: 6px 11px; color: var(--white); background: rgba(7,21,43,.75); border: 1px solid rgba(255,255,255,.23); border-radius: 999px; font-size: .7rem; font-weight: 700; backdrop-filter: blur(8px); }
.service-content { padding: 28px 28px 30px; }
.service-content h3 { color: var(--ink); font-size: 1.3rem; }
.service-content p { min-height: 58px; margin: 12px 0 22px; color: var(--muted); font-size: .92rem; }
.service-link { display: flex; align-items: center; justify-content: space-between; color: var(--primary); font-size: .9rem; font-weight: 750; text-decoration: none; }
.service-link span { font-size: 1.2rem; transition: transform .2s ease; }
.service-link:hover span { transform: translateX(5px); }

.proof { color: var(--white); background: var(--ink); overflow: hidden; }
.proof-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; align-items: center; }
.proof-copy h2 { font-size: clamp(2.2rem, 3.7vw, 3.65rem); letter-spacing: -.05em; line-height: 1.18; }
.proof-copy > p:not(.eyebrow) { margin: 24px 0 30px; color: #aebed0; }
.proof-steps { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid rgba(255,255,255,.13); transform: rotate(-2deg); }
.proof-steps div { min-height: 150px; display: flex; flex-direction: column; justify-content: space-between; padding: 27px; border-right: 1px solid rgba(255,255,255,.13); border-bottom: 1px solid rgba(255,255,255,.13); }
.proof-steps div:nth-child(2n) { border-right: 0; }
.proof-steps div:nth-child(n+3) { border-bottom: 0; }
.proof-steps b { color: #7ce7e6; font-size: .7rem; letter-spacing: .14em; }
.proof-steps span { color: #e5ebf2; font-size: .97rem; }

.testimonials { background: var(--paper); }
.testimonials-grid { max-width: 980px; margin-inline: auto; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.testimonial-card { position: relative; padding: 38px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.quote-mark { position: absolute; top: 12px; right: 27px; color: #dce9ff; font-family: Georgia, serif; font-size: 5rem; line-height: 1; }
.testimonial-card > p { position: relative; min-height: 94px; color: #30425b; font-size: 1.08rem; line-height: 1.85; }
.testimonial-card footer { display: flex; flex-direction: column; margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line); }
.testimonial-card footer strong { color: var(--ink); }
.testimonial-card footer span { color: var(--muted); font-size: .82rem; }

.cta-section { padding: 80px 0; }
.cta-panel { position: relative; min-height: 290px; display: flex; align-items: center; justify-content: space-between; gap: 45px; padding: 54px 64px; overflow: hidden; background: linear-gradient(135deg, #eaf3ff 0%, #e9fbfa 100%); border: 1px solid #cfdeef; border-radius: 28px; }
.cta-panel::after { content: ""; position: absolute; width: 260px; height: 260px; right: -100px; bottom: -160px; border: 55px solid rgba(28,99,242,.08); border-radius: 50%; }
.cta-panel > * { position: relative; z-index: 1; }
.cta-panel h2 { color: var(--ink); font-size: clamp(2rem, 3.6vw, 3.2rem); letter-spacing: -.05em; line-height: 1.15; }
.cta-panel p:last-child { max-width: 670px; margin-top: 14px; color: var(--muted); }
.cta-panel .button { flex: 0 0 auto; }

/* Interior page header */
.page-header { position: relative; min-height: 560px; display: flex; align-items: center; margin-top: var(--nav-height); overflow: hidden; color: var(--white); background: var(--ink); }
.page-header-media, .page-header-media img, .page-header-overlay { position: absolute; inset: 0; width: 100%; height: 100%; }
.page-header-media img { object-fit: cover; }
.page-header-overlay { background: linear-gradient(90deg, rgba(4,16,34,.95), rgba(4,16,34,.7) 55%, rgba(4,16,34,.24)); }
.page-header-content { position: relative; z-index: 1; padding: 70px 0; }
.page-header h1 { max-width: 780px; font-size: clamp(3rem, 6vw, 5.8rem); font-weight: 760; letter-spacing: -.06em; line-height: 1.06; }
.about-hero-title { max-width: none; white-space: nowrap; }
.page-header-content > p:last-child { max-width: 620px; margin-top: 25px; color: #d2dce8; font-size: 1.12rem; }

/* About */
.intro-content { display: grid; grid-template-columns: .86fr 1.14fr; gap: clamp(50px, 8vw, 110px); align-items: center; }
.intro-text h2 { margin-bottom: 28px; }
.intro-text > p { color: var(--muted); }
.intro-text .intro-lead { margin-bottom: 18px; color: #263b56; font-size: 1.08rem; line-height: 1.9; }
.intro-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.intro-tags span { padding: 7px 12px; color: var(--primary); background: #edf3ff; border-radius: 6px; font-size: .77rem; font-weight: 700; }
.intro-image { position: relative; margin: 0; }
.intro-image img { width: 100%; aspect-ratio: 1.45; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.intro-image figcaption { position: absolute; right: -25px; bottom: -25px; width: min(280px, 70%); display: flex; flex-direction: column; padding: 22px 25px; color: var(--white); background: var(--ink); border-radius: 14px; box-shadow: var(--shadow-lg); }
.intro-image figcaption span { margin-top: 3px; color: #aebed0; font-size: .8rem; }

.company-culture { background: var(--paper); }
.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.culture-item { position: relative; min-height: 310px; padding: 34px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.culture-number { position: absolute; top: 30px; right: 30px; color: #a0aec0; font-size: .7rem; font-weight: 800; letter-spacing: .15em; }
.culture-icon { width: 55px; height: 55px; display: grid; place-items: center; margin-bottom: 45px; color: var(--ink); background: var(--cyan-soft); border-radius: 14px; font-size: 1.35rem; }
.culture-item h3 { margin-bottom: 13px; color: var(--ink); font-size: 1.35rem; }
.culture-item p { color: var(--muted); font-size: .93rem; }

.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.team-member { padding-bottom: 25px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .25s ease, box-shadow .25s ease; }
.team-member:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.team-photo { position: relative; height: 265px; margin-bottom: 23px; overflow: hidden; background: #e6edf6; }
.team-photo img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform .5s ease; }
.team-member:hover .team-photo img { transform: scale(1.035); }
.team-photo span { position: absolute; right: 15px; bottom: 15px; width: 34px; height: 34px; display: grid; place-items: center; color: var(--white); background: rgba(7,21,43,.82); border-radius: 50%; font-size: .66rem; font-weight: 800; }
.team-member h3, .team-member > p { margin-right: 23px; margin-left: 23px; }
.team-member h3 { color: var(--ink); font-size: 1.2rem; }
.team-member .position { margin-top: 2px; margin-bottom: 13px; color: var(--primary); font-size: .78rem; font-weight: 750; }
.team-member > p:last-child { color: var(--muted); font-size: .83rem; }

.company-stats { padding: 80px 0; color: var(--white); background: var(--ink); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-item { padding: 15px 35px; text-align: center; border-right: 1px solid rgba(255,255,255,.13); }
.stat-item:last-child { border-right: 0; }
.stat-number { color: #7ce7e6; font-size: clamp(2.4rem, 5vw, 4.6rem); font-weight: 760; letter-spacing: -.05em; line-height: 1.05; }
.stat-label { margin-top: 9px; color: #adbdce; font-size: .82rem; letter-spacing: .08em; }

/* Services */
.service-nav { position: sticky; z-index: 50; top: var(--nav-height); background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.service-nav .container { display: flex; justify-content: center; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.service-nav a { flex: 0 0 auto; padding: 15px 23px; color: var(--muted); font-size: .82rem; font-weight: 700; text-decoration: none; transition: color .2s ease; }
.service-nav a:hover { color: var(--primary); }
.services-detail { padding-bottom: 45px; }
.service-detail-item { padding: 40px 0 100px; scroll-margin-top: calc(var(--nav-height) + 66px); }
.service-detail-content { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(50px, 8vw, 100px); align-items: center; }
.service-detail-item.reverse .service-detail-content { grid-template-columns: 1.15fr .85fr; }
.service-detail-item.reverse .service-detail-text { order: 2; }
.service-detail-item.reverse .service-detail-image { order: 1; }
.service-detail-text h2 { margin-bottom: 22px; color: var(--ink); font-size: clamp(2.4rem, 4.4vw, 4.2rem); letter-spacing: -.055em; line-height: 1.1; }
.service-detail-text > p:not(.eyebrow) { margin-bottom: 25px; color: var(--muted); }
.service-features { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 18px; margin-bottom: 27px; list-style: none; }
.service-features li { position: relative; padding-left: 21px; color: #344960; font-size: .88rem; }
.service-features li::before { content: "✓"; position: absolute; left: 0; color: var(--cyan); font-weight: 800; }
.tech-stack { display: flex; flex-wrap: wrap; gap: 7px; }
.tech-stack span { padding: 6px 10px; color: #4e6278; background: var(--paper); border: 1px solid var(--line); border-radius: 5px; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .68rem; }
.service-detail-image { position: relative; margin: 0; }
.service-detail-image img, .service-detail-image video { width: 100%; aspect-ratio: 1.5; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-lg); background: #dfe6ef; }
.service-detail-image figcaption { position: absolute; right: 22px; bottom: 22px; padding: 9px 13px; color: var(--white); background: rgba(7,21,43,.82); border-radius: 8px; font-size: .72rem; backdrop-filter: blur(8px); }
.video-frame video { object-fit: contain; background: var(--ink); }

.service-process { background: var(--paper); }
.process-steps { display: grid; grid-template-columns: repeat(5, 1fr); list-style: none; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.process-step { position: relative; min-height: 240px; padding: 28px 24px; background: var(--white); border-right: 1px solid var(--line); }
.process-step:last-child { border-right: 0; }
.step-number { display: block; margin-bottom: 55px; color: var(--primary); font-size: .72rem; font-weight: 800; letter-spacing: .14em; }
.process-step h3 { margin-bottom: 10px; color: var(--ink); font-size: 1.08rem; }
.process-step p { color: var(--muted); font-size: .82rem; }

/* Contact */
.contact-header { min-height: 510px; background: radial-gradient(circle at 80% 20%, rgba(22,184,200,.23), transparent 30%), linear-gradient(120deg, #07152b, #102f54); }
.contact-header::after { content: ""; position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 54px 54px; mask-image: linear-gradient(to right, transparent, #000); }
.contact-header-layout { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 360px; align-items: end; gap: 80px; padding: 75px 0; }
.contact-header h1 { max-width: 800px; }
.contact-header-layout > div:first-child > p:last-child { max-width: 680px; margin-top: 25px; color: #c5d2e0; font-size: 1.05rem; }
.response-card { padding: 28px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: 18px; backdrop-filter: blur(12px); }
.status-dot { display: block; width: 10px; height: 10px; margin-bottom: 30px; background: #6ce6a5; border-radius: 50%; box-shadow: 0 0 0 8px rgba(108,230,165,.12); }
.response-card p { color: #aebed0; font-size: .78rem; }
.response-card strong { display: block; margin-top: 5px; font-size: 1.1rem; }

.contact-content { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(50px, 8vw, 100px); align-items: start; }
.contact-info-section h2 { margin-bottom: 15px; }
.contact-info-section h2 { white-space: nowrap; font-size: clamp(2.25rem, 3.4vw, 3.25rem); }
.contact-intro { color: var(--muted); }
.contact-details { margin-top: 38px; }
.contact-item { display: flex; gap: 18px; align-items: flex-start; padding: 23px 0; color: inherit; border-top: 1px solid var(--line); text-decoration: none; }
.contact-item:last-child { border-bottom: 1px solid var(--line); }
a.contact-item:hover .contact-icon { color: var(--white); background: var(--primary); }
.contact-icon { width: 43px; height: 43px; flex: 0 0 43px; display: grid; place-items: center; color: var(--primary); background: #edf3ff; border-radius: 11px; font-weight: 800; transition: color .2s ease, background .2s ease; }
.contact-text { display: flex; flex-direction: column; min-width: 0; }
.contact-text small { color: var(--muted); font-size: .72rem; }
.contact-text strong { margin-top: 2px; color: var(--ink); font-size: 1rem; overflow-wrap: anywhere; }
.contact-text em { margin-top: 3px; color: var(--muted); font-size: .76rem; font-style: normal; }

.contact-form-section { overflow: hidden; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); }
.form-heading { display: flex; align-items: center; justify-content: space-between; padding: 25px 32px; color: var(--white); background: var(--ink); }
.form-heading span { font-size: 1.25rem; font-weight: 750; }
.form-heading p { color: #aebed0; font-size: .72rem; }
.contact-form { padding: 34px 32px 30px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 7px; color: #263b54; font-size: .79rem; font-weight: 700; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 13px 14px; color: var(--text); background: var(--white); border: 1px solid #ced9e6; border-radius: 9px; outline: none; transition: border-color .2s ease, box-shadow .2s ease; }
.form-group textarea { min-height: 135px; resize: vertical; }
.form-group input::placeholder, .form-group textarea::placeholder { color: #9caabb; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(28,99,242,.1); }
.form-group.error input, .form-group.error select, .form-group.error textarea { border-color: #d94545; }
.field-error { margin-top: 5px; color: #c93333; font-size: .72rem; }
.checkbox-label { display: flex !important; gap: 9px; align-items: flex-start; color: var(--muted) !important; cursor: pointer; }
.checkbox-label input { width: 17px; height: 17px; flex: 0 0 17px; margin-top: 3px; accent-color: var(--primary); }
.submit-btn { width: 100%; min-height: 54px; display: flex; align-items: center; justify-content: space-between; padding: 13px 20px; color: var(--white); background: var(--primary); border: 0; border-radius: 10px; font-weight: 750; cursor: pointer; transition: background .2s ease, transform .2s ease; }
.submit-btn:hover { background: var(--primary-dark); transform: translateY(-1px); }
.submit-btn:disabled { opacity: .65; cursor: wait; transform: none; }
.form-note { margin-top: 12px; color: #8997a9; font-size: .69rem; text-align: center; }

.map-section { background: var(--paper); }
.map-container { position: relative; overflow: hidden; margin-bottom: 24px; background: #dfe7f0; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.map-iframe-container { height: 460px; }
.map-iframe-container iframe { width: 100%; height: 100%; border: 0; }
.map-placeholder-card { position: relative; width: 100%; height: 100%; display: grid; place-content: center; justify-items: center; overflow: hidden; color: var(--white); background: radial-gradient(circle at 50% 42%, rgba(104,224,226,.2), transparent 27%), linear-gradient(135deg, #102b4d, #07152b); text-align: center; }
.map-placeholder-card::before { content: ""; position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px); background-size: 42px 42px; mask-image: radial-gradient(circle, #000, transparent 70%); }
.map-placeholder-card > * { position: relative; z-index: 1; }
.map-placeholder-card p { margin-top: 15px; color: #9eb2c7; font-size: .76rem; font-weight: 700; letter-spacing: .12em; }
.map-placeholder-card strong { margin-top: 2px; font-size: 1.2rem; }
.map-placeholder-card button { display: inline-flex; align-items: center; gap: 16px; margin-top: 20px; padding: 10px 16px; color: var(--ink); background: #7ce7e6; border: 0; border-radius: 9px; font-size: .8rem; font-weight: 750; cursor: pointer; transition: transform .2s ease, background .2s ease; }
.map-placeholder-card button:hover { background: var(--white); transform: translateY(-2px); }
.map-pin { position: relative; width: 44px; height: 44px; border: 8px solid #7ce7e6; border-radius: 50% 50% 50% 0; transform: rotate(-45deg); }
.map-pin::after { content: ""; position: absolute; width: 9px; height: 9px; left: 50%; top: 50%; background: var(--white); border-radius: 50%; transform: translate(-50%, -50%); }
.map-placeholder-card.is-hidden { display: none; }
.map-overlay { position: absolute; top: 25px; left: 25px; width: min(320px, calc(100% - 50px)); padding: 28px; background: rgba(255,255,255,.95); border: 1px solid rgba(220,228,238,.9); border-radius: 16px; box-shadow: var(--shadow-lg); backdrop-filter: blur(14px); }
.map-overlay h3 { margin-bottom: 8px; color: var(--ink); font-size: 1.15rem; line-height: 1.4; }
.map-overlay > p:not(.eyebrow) { color: var(--muted); font-size: .86rem; }
.map-actions { display: grid; gap: 7px; margin-top: 21px; }
.map-actions a, .map-actions button { display: flex; justify-content: space-between; padding: 8px 0; color: var(--primary); background: transparent; border: 0; border-bottom: 1px solid var(--line); font-size: .8rem; font-weight: 750; text-decoration: none; cursor: pointer; }
.transport-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.transport-item { display: flex; gap: 20px; padding: 24px; background: var(--white); border: 1px solid var(--line); border-radius: 14px; }
.transport-item > span { color: var(--primary); font-size: .69rem; font-weight: 800; letter-spacing: .12em; }
.transport-item h3 { color: var(--ink); font-size: 1rem; }
.transport-item p { margin-top: 4px; color: var(--muted); font-size: .79rem; }

.faq-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 95px; align-items: start; }
.faq-layout .section-heading { position: sticky; top: calc(var(--nav-height) + 35px); margin-bottom: 0; }
.faq-layout .section-heading > p:last-child { margin-top: 18px; }
.faq-item { border-top: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 4px; color: var(--ink); background: transparent; border: 0; text-align: left; cursor: pointer; }
.faq-question span { font-size: 1rem; font-weight: 700; }
.faq-question i { font-size: 1.35rem; font-style: normal; transition: transform .25s ease; }
.faq-item.active .faq-question i { transform: rotate(45deg); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }
.faq-answer p { min-height: 0; overflow: hidden; color: var(--muted); font-size: .9rem; }
.faq-item.active .faq-answer { grid-template-rows: 1fr; }
.faq-item.active .faq-answer p { padding: 0 45px 24px 4px; }

/* Footer */
.footer { padding: 72px 0 26px; color: var(--white); background: #061225; }
.footer-content { display: grid; grid-template-columns: 1.7fr .65fr 1fr; gap: 70px; padding-bottom: 50px; }
.footer-logo { display: inline-flex; align-items: center; gap: 12px; color: var(--white); font-size: 1.1rem; font-weight: 750; line-height: 1.1; text-decoration: none; }
.footer-logo .brand-mark { width: 43px; height: 43px; flex-basis: 43px; background: #102744; box-shadow: inset 0 0 0 1px rgba(255,255,255,.12); }
.footer-logo span { display: flex; flex-direction: column; }
.footer-logo small { margin-top: 6px; color: #7e91a8; font-size: .54rem; letter-spacing: .2em; }
.footer-brand > p { max-width: 370px; margin-top: 22px; color: #8fa1b5; font-size: .88rem; }
.footer-section h3 { margin-bottom: 18px; color: #c4d0dd; font-size: .75rem; letter-spacing: .08em; }
.footer-section ul { list-style: none; }
.footer-section li { margin-bottom: 8px; color: #8fa1b5; font-size: .85rem; }
.footer-section a { text-decoration: none; transition: color .2s ease; }
.footer-section a:hover { color: #7ce7e6; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-top: 25px; color: #6f8298; border-top: 1px solid rgba(255,255,255,.1); font-size: .72rem; }
.footer-bottom > div { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 17px; }
.footer-bottom a { display: inline-flex; align-items: center; gap: 5px; text-decoration: none; }
.footer-bottom a:hover { color: #b9c7d5; }
.footer-bottom img { width: 16px; height: 16px; }

/* Progressive interaction */
.back-to-top { position: fixed; right: 24px; bottom: 24px; z-index: 900; width: 46px; height: 46px; display: grid; place-items: center; color: var(--white); background: var(--ink); border: 1px solid rgba(255,255,255,.18); border-radius: 50%; box-shadow: var(--shadow-lg); cursor: pointer; opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity .2s ease, transform .2s ease, background .2s ease; }
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--primary); }
.message { position: fixed; top: 96px; right: 24px; z-index: 2000; width: min(390px, calc(100% - 48px)); padding: 16px 18px; color: var(--white); background: var(--ink); border-left: 4px solid var(--primary); border-radius: 10px; box-shadow: var(--shadow-lg); opacity: 0; transform: translateX(25px); transition: opacity .2s ease, transform .2s ease; }
.message.visible { opacity: 1; transform: translateX(0); }
.message-success { border-left-color: #43c77a; }
.message-error { border-left-color: #e65454; }
.message-content { display: flex; align-items: flex-start; justify-content: space-between; gap: 15px; }
.message-text { font-size: .86rem; }
.message-close { flex: 0 0 auto; color: var(--white); background: transparent; border: 0; font-size: 1.2rem; line-height: 1; cursor: pointer; }
.reveal-ready { opacity: 0; transform: translateY(22px); transition: opacity .55s ease, transform .55s ease; }
.reveal-ready.is-visible { opacity: 1; transform: translateY(0); }
.error-page { min-height: 100svh; display: grid; place-items: center; padding: 32px; color: var(--white); background: radial-gradient(circle at 78% 18%, rgba(22,184,200,.22), transparent 28%), var(--ink); }
.error-card { width: min(660px, 100%); padding: 55px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); border-radius: 25px; box-shadow: 0 30px 90px rgba(0,0,0,.28); }
.error-card .nav-logo { color: var(--white); }
.error-code { margin-top: 70px; color: #7ce7e6; font-size: .78rem; font-weight: 800; letter-spacing: .2em; }
.error-card h1 { margin: 8px 0 18px; font-size: clamp(2.5rem, 7vw, 4.6rem); letter-spacing: -.055em; line-height: 1.08; }
.error-card > p:not(.error-code) { max-width: 490px; margin-bottom: 30px; color: #aebed0; }
.error-card .button { width: auto; }

@media (max-width: 1020px) {
    .features-grid { grid-template-columns: 1fr 1fr; }
    .feature-card:nth-child(2) { border-right: 0; }
    .feature-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .hero-layout { grid-template-columns: 1fr; }
    .hero-card { display: none; }
    .hero-content { max-width: 780px; }
    .team-grid { grid-template-columns: 1fr 1fr; }
    .contact-header-layout { grid-template-columns: 1fr 300px; gap: 45px; }
    .service-detail-content, .service-detail-item.reverse .service-detail-content { gap: 50px; }
    .process-steps { grid-template-columns: repeat(3, 1fr); }
    .process-step:nth-child(3) { border-right: 0; }
    .process-step:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 760px) {
    :root { --nav-height: 70px; }
    .container, .nav-container { width: min(100% - 32px, 1180px); }
    .section { padding: 78px 0; }
    .navbar { height: var(--nav-height); }
    .brand-mark { width: 39px; height: 39px; flex-basis: 39px; }
    .nav-logo strong { font-size: 1.03rem; }
    .hamburger { display: flex; }
    .nav-menu { position: fixed; inset: var(--nav-height) 0 auto; display: flex; max-height: 0; flex-direction: column; align-items: stretch; gap: 4px; overflow: hidden; padding: 0 16px; background: rgba(255,255,255,.98); box-shadow: 0 20px 35px rgba(7,21,43,.1); transition: max-height .3s ease, padding .3s ease; }
    .nav-menu.active { max-height: calc(100svh - var(--nav-height)); padding: 16px; }
    .nav-link { padding: 13px 15px; }
    .nav-contact { margin-left: 0; text-align: center; }
    .hero { min-height: 700px; height: auto; padding: calc(var(--nav-height) + 85px) 0 100px; }
    .hero::after { width: 390px; height: 390px; right: -170px; }
    .hero-overlay { background: linear-gradient(90deg, rgba(3,14,30,.96), rgba(5,20,43,.7)), linear-gradient(0deg, rgba(4,15,32,.55), transparent); }
    .hero h1 { font-size: clamp(3rem, 14vw, 4.5rem); }
    .hero h1 { white-space: normal; }
    .about-hero-title { white-space: normal; }
    .hero-lead { font-size: .98rem; }
    .hero-points { gap: 9px 20px; }
    .scroll-cue { display: none; }
    .split-heading { grid-template-columns: 1fr; gap: 20px; }
    .section-heading { margin-bottom: 38px; }
    .features-grid { grid-template-columns: 1fr; }
    .feature-card, .feature-card:nth-child(2) { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
    .feature-card:last-child { border-bottom: 0; }
    .feature-icon { margin-top: 32px; }
    .services-grid { grid-template-columns: 1fr; }
    .featured-service { margin-top: 0; }
    .service-media { height: 245px; }
    .proof-layout { grid-template-columns: 1fr; gap: 55px; }
    .proof-steps { transform: none; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .testimonial-card > p { min-height: auto; }
    .cta-panel { min-height: 0; flex-direction: column; align-items: flex-start; padding: 38px 28px; }
    .page-header { min-height: 500px; }
    .page-header h1 { font-size: clamp(3rem, 13vw, 4.5rem); }
    .intro-content { grid-template-columns: 1fr; }
    .intro-image figcaption { right: 16px; bottom: -25px; }
    .culture-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat-item:nth-child(2) { border-right: 0; }
    .stat-item:nth-child(-n+2) { margin-bottom: 30px; }
    .service-nav .container { justify-content: flex-start; width: 100%; padding-inline: 10px; }
    .service-nav a { padding-inline: 15px; }
    .service-detail-item { padding: 15px 0 85px; }
    .service-detail-content, .service-detail-item.reverse .service-detail-content { grid-template-columns: 1fr; }
    .service-detail-item.reverse .service-detail-text, .service-detail-item.reverse .service-detail-image { order: initial; }
    .service-detail-image { grid-row: 1; }
    .process-steps { grid-template-columns: 1fr; }
    .process-step, .process-step:nth-child(3) { min-height: 180px; border-right: 0; border-bottom: 1px solid var(--line); }
    .process-step:last-child { border-bottom: 0; }
    .step-number { margin-bottom: 28px; }
    .contact-header { min-height: 570px; }
    .contact-header-layout { grid-template-columns: 1fr; gap: 35px; }
    .response-card { max-width: 360px; }
    .contact-content { grid-template-columns: 1fr; }
    .contact-info-section h2 { white-space: normal; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .map-overlay { position: static; width: 100%; max-width: none; border: 0; border-radius: 0; box-shadow: none; }
    .map-iframe-container { height: 340px; }
    .transport-options { grid-template-columns: 1fr; }
    .faq-layout { grid-template-columns: 1fr; gap: 25px; }
    .faq-layout .section-heading { position: static; margin-bottom: 15px; }
    .footer-content { grid-template-columns: 1.3fr .7fr; gap: 45px 30px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-bottom { align-items: flex-start; flex-direction: column; gap: 13px; }
    .footer-bottom > div { justify-content: flex-start; }
}

@media (max-width: 600px) {
    .container, .nav-container { width: calc(100% - 28px); }
    .nav-logo small { display: none; }
    .hero h1 { max-width: 100%; font-size: 2.6rem; line-height: 1.06; }
    .hero-actions { align-items: stretch; flex-direction: column; }
    .button { width: 100%; }
    .hero-points { align-items: flex-start; flex-direction: column; }
    .features-grid, .service-item, .testimonial-card, .culture-item, .team-member, .contact-form-section, .process-steps { border-radius: 16px; }
    .proof-steps { grid-template-columns: 1fr; }
    .proof-steps div, .proof-steps div:nth-child(2n), .proof-steps div:nth-child(n+3) { min-height: 115px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.13); }
    .proof-steps div:last-child { border-bottom: 0; }
    .team-grid { grid-template-columns: 1fr; }
    .team-photo { height: 320px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat-item { padding-inline: 10px; }
    .stat-number { font-size: 2.5rem; }
    .service-features { grid-template-columns: 1fr; }
    .contact-form { padding: 27px 20px 23px; }
    .form-heading { padding-inline: 20px; }
    .form-heading p { display: none; }
    .contact-text strong { font-size: .92rem; }
    .map-overlay { padding: 25px 20px; }
    .footer-content { grid-template-columns: 1fr; }
    .footer-brand { grid-column: auto; }
    .footer-bottom > div { flex-direction: column; gap: 7px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .reveal-ready { opacity: 1; transform: none; }
}