:root {
    --bg: #f3f8ff;
    --surface: #f9fcff;
    --surface-strong: #ffffff;
    --text: #0c1a2c;
    --muted: #4f6480;
    --line: #d4e2f5;
    --accent: #0f5fd6;
    --accent-soft: #e7f0ff;
    --radius: 16px;
    --shadow: 0 18px 40px rgba(9, 37, 78, 0.12);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: "Manrope", "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 10% -5%, rgba(15, 95, 214, 0.16), transparent 42%),
        radial-gradient(circle at 92% 8%, rgba(188, 222, 255, 0.4), transparent 35%),
        var(--bg);
    line-height: 1.65;
}

main {
    flex: 1 0 auto;
}

h1,
h2,
h3 {
    margin: 0 0 0.65rem;
    font-family: "Playfair Display", Georgia, serif;
    font-weight: 600;
    letter-spacing: 0.01em;
}

p {
    margin: 0 0 1rem;
}

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

.container {
    width: min(1120px, 92vw);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(10px);
    background: rgba(248, 252, 255, 0.84);
    border-bottom: 1px solid rgba(212, 226, 245, 0.9);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 86px;
    gap: 1.5rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

.brand-logo {
    display: block;
    height: 56px;
    width: auto;
    object-fit: contain;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 1.1rem;
}

.site-nav a {
    position: relative;
    padding: 0.3rem 0;
    color: #20324b;
    font-weight: 600;
    transition: color 180ms ease;
}

.site-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.18rem;
    width: 100%;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 180ms ease;
}

.site-nav a:hover {
    color: var(--accent);
}

.site-nav a.active {
    color: var(--accent);
}

.site-nav a:hover::after,
.site-nav a.active::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    border: 1px solid var(--line);
    background: var(--surface-strong);
    border-radius: 10px;
    width: 48px;
    height: 42px;
    padding: 0;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    margin: 6px auto;
    transition: transform 160ms ease, opacity 160ms ease;
}

.hero {
    position: relative;
    overflow: hidden;
    padding: clamp(4rem, 8vw, 6.5rem) 0 4rem;
}

.hero-glow {
    position: absolute;
    inset: auto -10% -32% auto;
    width: clamp(240px, 30vw, 420px);
    aspect-ratio: 1 / 1;
    background: radial-gradient(circle, rgba(15, 95, 214, 0.2), transparent 68%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.85fr;
    gap: clamp(1.1rem, 3vw, 2rem);
    align-items: center;
}

.eyebrow {
    margin-bottom: 0.9rem;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.19em;
    color: var(--muted);
    font-weight: 700;
}

.hero h1 {
    font-size: clamp(2.1rem, 5.2vw, 4.25rem);
    line-height: 1.02;
    margin-bottom: 1.25rem;
}

.hero-copy > p {
    font-size: clamp(1.02rem, 1.6vw, 1.18rem);
    max-width: 66ch;
}

.hero-actions {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin-top: 1.7rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.8rem 1.3rem;
    font-weight: 700;
    border: 1px solid transparent;
    transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(9, 37, 78, 0.18);
}

.btn-dark {
    background: var(--accent);
    color: #f3f8ff;
}

.btn-light {
    border-color: var(--line);
    background: var(--surface-strong);
    color: #24436d;
}

.hero-card,
.panel,
.service-card,
.contact-form {
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.66));
    border: 1px solid rgba(216, 208, 199, 0.85);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-card {
    padding: clamp(1.25rem, 2.2vw, 2rem);
}

.hero-card h2 {
    font-size: clamp(1.3rem, 2.6vw, 1.8rem);
}

.hero-card ul {
    margin: 0;
    padding-left: 1.15rem;
    color: #38403a;
}

.hero-card li {
    margin-bottom: 0.45rem;
}

.section {
    padding: clamp(2.1rem, 5.5vw, 4.4rem) 0;
}

.split {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1rem, 2.2vw, 1.6rem);
}

.panel {
    padding: clamp(1.2rem, 2.2vw, 1.8rem);
}

.panel-label {
    margin-bottom: 0.55rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
}

.text-link {
    display: inline-block;
    margin-top: 0.35rem;
    font-weight: 700;
    color: var(--accent);
}

.page-hero {
    padding: clamp(3.2rem, 7vw, 5rem) 0 1.2rem;
}

.page-title {
    font-size: clamp(2rem, 5vw, 3.6rem);
}

.page-lead {
    max-width: 68ch;
    color: #3d463f;
    font-size: clamp(1rem, 1.6vw, 1.15rem);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.service-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.35rem;
}

.service-btn {
    margin-top: auto;
    align-self: flex-start;
}

.case-template {
    padding: clamp(1.25rem, 2.4vw, 2rem);
}

.case-grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 1rem;
    margin-top: 1rem;
}

.case-facts {
    margin: 0;
    padding-left: 1.1rem;
    color: #2a3f5c;
}

.case-facts li {
    margin-bottom: 0.5rem;
}

.case-block {
    margin-bottom: 0.95rem;
}

.case-block h3 {
    margin-bottom: 0.35rem;
    font-size: 1.2rem;
}

.reference-gallery {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem;
    margin-top: 1rem;
}

.reference-item {
    margin: 0;
    border: 1px dashed #9db9e0;
    border-radius: 12px;
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.95), rgba(236, 245, 255, 0.9));
    min-height: 170px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #43648f;
    padding: 0.9rem;
    font-weight: 600;
}

.reference-item img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: inherit;
}

.back-link-wrap {
    margin-top: 1.2rem;
}

.contact-layout {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 1rem;
}

.contact-form {
    padding: 1.3rem;
    display: grid;
    gap: 0.7rem;
}

.contact-form label {
    font-size: 0.9rem;
    font-weight: 700;
    color: #364039;
}

.contact-form input,
.contact-form textarea {
    border: 1px solid var(--line);
    border-radius: 11px;
    background: #fff;
    padding: 0.7rem 0.85rem;
    font: inherit;
    color: var(--text);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: 2px solid rgba(15, 95, 214, 0.28);
    border-color: #84afea;
}

.site-footer {
    margin-top: auto;
    border-top: 1px solid rgba(212, 226, 245, 0.95);
    padding: 1.2rem 0 1.6rem;
    background: rgba(249, 252, 255, 0.7);
}

.footer-wrap {
    display: flex;
    justify-content: space-between;
    gap: 0.8rem;
    color: #49607c;
    font-size: 0.92rem;
}

.footer-wrap p {
    font-weight: 700;
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    animation: rise 600ms ease forwards;
}

.delay-1 {
    animation-delay: 120ms;
}

.delay-2 {
    animation-delay: 240ms;
}

@keyframes rise {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 940px) {
    .hero-grid,
    .cards-grid,
    .split,
    .contact-layout,
    .case-grid,
    .reference-gallery {
        grid-template-columns: 1fr;
    }

    .nav-toggle {
        display: inline-block;
    }

    .site-nav {
        position: absolute;
        left: 4vw;
        right: 4vw;
        top: 78px;
        display: grid;
        gap: 0.6rem;
        background: var(--surface);
        border: 1px solid var(--line);
        border-radius: 14px;
        padding: 0.6rem;
        box-shadow: var(--shadow);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-8px);
        transition: opacity 170ms ease, transform 170ms ease;
    }

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

    .site-nav a {
        width: fit-content;
    }

    .nav-toggle[aria-expanded="true"] span:first-child {
        transform: translateY(4px) rotate(45deg);
    }

    .nav-toggle[aria-expanded="true"] span:last-child {
        transform: translateY(-4px) rotate(-45deg);
    }
}

@media (max-width: 620px) {
    .brand-logo {
        height: 46px;
    }

    .footer-wrap {
        flex-direction: column;
    }

    .hero {
        padding-top: 3rem;
    }
}