:root {
    --bg: #070b14;
    --bg-elevated: #0d1424;
    --bg-card: #111a2e;
    --border: rgba(148, 163, 184, 0.14);
    --text: #e8eef7;
    --text-muted: #94a3b8;
    --primary: #22d3ee;
    --primary-dark: #0891b2;
    --accent: #6366f1;
    --gradient: linear-gradient(135deg, #22d3ee 0%, #6366f1 55%, #a855f7 100%);
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    --radius: 18px;
    --radius-sm: 12px;
    --container: 1180px;
    --header-h: 76px;
    --font: 'Inter', system-ui, sans-serif;
    --mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

[id] {
    scroll-margin-top: calc(var(--header-h) + 1rem);
}

body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    overflow-x: hidden;
}

img, iframe { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
    width: min(var(--container), calc(100% - 2rem));
    margin-inline: auto;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--primary);
    color: #000;
    padding: .5rem 1rem;
    z-index: 9999;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Header */
.site-header {
    position: fixed;
    inset: 0 0 auto;
    height: var(--header-h);
    z-index: 1000;
    transition: background .25s, border-color .25s, backdrop-filter .25s;
    border-bottom: 1px solid transparent;
    overflow: visible;
}

.site-header.scrolled {
    background: rgba(7, 11, 20, 0.82);
    backdrop-filter: blur(14px);
    border-color: var(--border);
}

.header-inner {
    height: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
}

.logo {
    flex-shrink: 0;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: .65rem;
    font-weight: 700;
    letter-spacing: -.02em;
}

.logo-mark {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: var(--gradient);
    color: #041018;
    font-weight: 800;
}

.logo-text span { color: var(--primary); }

.site-nav {
    flex: 1;
    display: flex;
    justify-content: center;
    min-width: 0;
    overflow: visible;
}

/* Only the top-level row uses flex – never nested dropdown menus */
.site-nav > .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: .35rem .7rem;
}

.site-nav > .nav-list > li {
    position: relative;
    flex-shrink: 0;
}

.site-nav > .nav-list > li > a,
.nav-dropdown-toggle {
    font-size: .82rem;
    color: var(--text-muted);
    transition: color .2s, background .2s, border-color .2s;
    padding: .4rem .2rem;
    white-space: nowrap;
}

.site-nav > .nav-list > li > a:hover,
.site-nav > .nav-list > li > a:focus-visible,
.nav-dropdown-toggle:hover,
.nav-dropdown-toggle:focus-visible {
    color: var(--text);
}

.nav-dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    background: none;
    border: none;
    cursor: pointer;
    font: inherit;
    font-weight: 500;
}

.nav-caret {
    width: .45rem;
    height: .45rem;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg) translateY(-1px);
    transition: transform .2s;
    flex-shrink: 0;
}

/* Dropdown panel – isolated from top nav flex layout */
.site-nav .nav-dropdown-menu {
    list-style: none;
    margin: 0;
    padding: .45rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 240px;
    max-width: 280px;
    background: rgba(13, 20, 36, 0.98);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    z-index: 30;
}

/* Invisible bridge so the cursor can reach the menu without losing hover */
.site-nav .nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 10px;
}

.site-nav .nav-dropdown-menu li {
    display: block;
    width: 100%;
}

.site-nav .nav-dropdown-menu a {
    display: block;
    padding: .55rem .75rem;
    border-radius: 8px;
    white-space: normal;
    line-height: 1.35;
    font-size: .84rem;
    color: var(--text-muted);
}

.site-nav .nav-dropdown-menu a:hover,
.site-nav .nav-dropdown-menu a:focus-visible {
    background: rgba(34, 211, 238, 0.08);
    color: var(--text);
}

@media (min-width: 1081px) {
    .site-nav .nav-dropdown:hover > .nav-dropdown-menu,
    .site-nav .nav-dropdown:focus-within > .nav-dropdown-menu,
    .site-nav .nav-dropdown.open > .nav-dropdown-menu {
        display: block;
    }

    .site-nav .nav-dropdown:hover .nav-caret,
    .site-nav .nav-dropdown:focus-within .nav-caret,
    .site-nav .nav-dropdown.open .nav-caret {
        transform: rotate(-135deg) translateY(1px);
    }
}

.nav-cta {
    color: var(--primary) !important;
    font-weight: 600;
    padding: .45rem .85rem !important;
    border: 1px solid rgba(34, 211, 238, 0.35);
    border-radius: 999px;
    background: rgba(34, 211, 238, 0.08);
}

.nav-cta:hover,
.nav-cta:focus-visible {
    background: rgba(34, 211, 238, 0.14);
    color: var(--primary) !important;
}

.lang-switch {
    margin-left: auto;
    flex-shrink: 0;
    display: flex;
    gap: .35rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: .25rem;
}

.lang-switch a {
    font-size: .78rem;
    font-weight: 700;
    padding: .35rem .65rem;
    border-radius: 999px;
    color: var(--text-muted);
}

.lang-switch a.active {
    background: var(--gradient);
    color: #041018;
}

.nav-toggle {
    display: none;
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-card);
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 4px auto;
    background: var(--text);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--header-h) + 2rem);
    padding-bottom: 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(34, 211, 238, 0.16), transparent 35%),
        radial-gradient(circle at 80% 10%, rgba(99, 102, 241, 0.18), transparent 30%),
        radial-gradient(circle at 50% 80%, rgba(168, 85, 247, 0.12), transparent 35%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 3rem;
    align-items: center;
    position: relative;
}

.hero-content h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    line-height: 1.08;
    letter-spacing: -.03em;
    margin: .75rem 0 1rem;
}

.hero-lead {
    font-size: 1.08rem;
    color: var(--text-muted);
    max-width: 38rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .85rem;
    margin-top: 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .85rem 1.35rem;
    border-radius: 999px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .2s, box-shadow .2s, background .2s;
}

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

.btn-primary {
    background: var(--gradient);
    color: #041018;
    box-shadow: 0 12px 30px rgba(34, 211, 238, 0.22);
}

.btn-ghost {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}

.orbit-card {
    position: relative;
    width: min(420px, 100%);
    aspect-ratio: 1;
    margin-inline: auto;
}

.orbit-ring {
    position: absolute;
    inset: 8%;
    border: 1px dashed rgba(34, 211, 238, 0.35);
    border-radius: 50%;
    animation: spin 24s linear infinite;
}

.orbit-core {
    position: absolute;
    inset: 30%;
    border-radius: 24px;
    background: linear-gradient(160deg, rgba(17, 26, 46, 0.95), rgba(13, 20, 36, 0.95));
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: grid;
    place-items: center;
    text-align: center;
}

.orbit-core span {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.orbit-core small {
    color: var(--text-muted);
    font-family: var(--mono);
    font-size: .75rem;
}

.orbit-node {
    position: absolute;
    padding: .55rem .85rem;
    border-radius: 999px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    font-size: .78rem;
    font-family: var(--mono);
}

.orbit-node.n1 { top: 8%; left: 50%; transform: translateX(-50%); }
.orbit-node.n2 { right: 4%; top: 42%; }
.orbit-node.n3 { bottom: 10%; left: 18%; }
.orbit-node.n4 { left: 6%; top: 28%; }

@keyframes spin { to { transform: rotate(360deg); } }

/* Sections */
.section {
    padding: 5.5rem 0;
}

.section.alt,
.expertise.alt,
.services-block {
    background: linear-gradient(180deg, rgba(13, 20, 36, 0.55), transparent);
}

.section-label {
    display: inline-block;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: .75rem;
}

.section-head {
    max-width: 720px;
    margin-bottom: 2.5rem;
}

.section-head h2,
.split-content h2,
.contact-info h2,
.wizard-section h2 {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    line-height: 1.15;
    letter-spacing: -.02em;
    margin: 0 0 1rem;
}

.lead { font-size: 1.08rem; color: var(--text-muted); }

.split-section {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    gap: 2rem;
    align-items: start;
}

.stats-grid {
    display: grid;
    gap: 1rem;
}

.stat-card,
.feature-card,
.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.35rem;
}

.stat-card strong {
    display: block;
    font-size: 2rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-card span { color: var(--text-muted); font-size: .92rem; }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.feature-icon {
    color: var(--primary);
    font-size: .85rem;
    margin-bottom: .75rem;
}

.feature-card h3 {
    margin: 0;
    font-size: 1rem;
    line-height: 1.4;
}

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

.service-card .service-icon {
    font-size: 1.6rem;
    margin-bottom: .75rem;
}

.service-card h3 { margin: 0 0 .65rem; }
.service-card p { margin: 0; color: var(--text-muted); }

/* Wizard */
.wizard-panel {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) + 4px);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.wizard-progress {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: .75rem;
    margin-bottom: 1.75rem;
}

.wizard-step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .35rem;
    text-align: center;
    color: var(--text-muted);
}

.wizard-step-indicator span {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    border: 1px solid var(--border);
    background: var(--bg-card);
    font-weight: 700;
    font-size: .9rem;
}

.wizard-step-indicator small { font-size: .72rem; }

.wizard-step-indicator.active span,
.wizard-step-indicator.done span {
    background: var(--gradient);
    color: #041018;
    border-color: transparent;
}

.wizard-pane { display: none; }
.wizard-pane.active { display: block; }

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.field {
    display: flex;
    flex-direction: column;
    gap: .45rem;
}

.field-full { grid-column: 1 / -1; }

.field span { font-size: .88rem; color: var(--text-muted); }

.field input,
.field textarea,
.field select {
    width: 100%;
    padding: .85rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text);
    font: inherit;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
    outline: 2px solid rgba(34, 211, 238, 0.35);
    border-color: rgba(34, 211, 238, 0.5);
}

.field input.invalid,
.field textarea.invalid { border-color: #f87171; }

.field-error { color: #f87171; font-size: .78rem; }

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .75rem;
    margin-top: 1rem;
}

.check-card {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .9rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    cursor: pointer;
    transition: border-color .2s, background .2s;
}

.check-card:has(input:checked) {
    border-color: rgba(34, 211, 238, 0.55);
    background: rgba(34, 211, 238, 0.08);
}

.check-card input { accent-color: var(--primary); }

.hint { color: var(--text-muted); margin-top: 0; }

.summary-box,
.todo-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem 1.15rem;
    margin-top: 1rem;
}

.summary-dl {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: .75rem 1rem;
    margin: 0;
}

.summary-dl div { min-width: 0; }
.summary-dl dt {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-muted);
}
.summary-dl dd { margin: .15rem 0 0; }

.summary-desc {
    margin: 1rem 0 0;
    color: var(--text-muted);
    white-space: pre-wrap;
}

.todo-box h4 { margin: 0 0 .75rem; }

#wizard-todo-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: .55rem;
}

#wizard-todo-list li {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    padding: .65rem .75rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
}

.wizard-actions {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1.5rem;
}

.hidden { display: none !important; }

.form-message {
    margin-top: 1rem;
    padding: .85rem 1rem;
    border-radius: var(--radius-sm);
    font-size: .92rem;
}

.form-message.success {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.35);
    color: #86efac;
}

.form-message.error {
    background: rgba(248, 113, 113, 0.12);
    border: 1px solid rgba(248, 113, 113, 0.35);
    color: #fca5a5;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: .95fr 1.05fr;
    gap: 2rem;
    align-items: start;
}

.contact-cards {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

.contact-cards article {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem 1.1rem;
}

.contact-cards h4 {
    margin: 0 0 .35rem;
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-muted);
}

.contact-cards p,
.contact-cards a {
    margin: 0;
    color: var(--text);
}

.contact-cards a:hover { color: var(--primary); }

.map-wrap {
    min-height: 420px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.map-wrap iframe {
    width: 100%;
    height: 100%;
    min-height: 420px;
    border: 0;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 3rem 0 1.5rem;
    background: #050810;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr .8fr 1fr;
    gap: 2rem;
}

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

.footer-links ul {
    list-style: none;
    margin: .75rem 0 0;
    padding: 0;
    display: grid;
    gap: .45rem;
}

.footer-links a:hover { color: var(--primary); }

.footer-bottom {
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: .88rem;
}

.footer-note { max-width: 28rem; text-align: right; }

/* Reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-grid,
    .split-section,
    .contact-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .service-cards { grid-template-columns: 1fr; }
    .checkbox-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1080px) {
    .nav-toggle {
        display: block;
        margin-left: auto;
    }

    .lang-switch {
        margin-left: 0;
    }

    .site-nav {
        flex: none;
        position: absolute;
        top: calc(100% + .5rem);
        left: 0;
        right: 0;
        background: rgba(13, 20, 36, 0.98);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 1rem;
        display: none;
        box-shadow: var(--shadow);
    }

    .site-nav.open { display: block; }

    .site-nav > .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: .15rem;
    }

    .site-nav > .nav-list > li > a,
    .nav-dropdown-toggle {
        width: 100%;
        text-align: left;
        padding: .65rem .5rem;
    }

    .nav-dropdown-toggle {
        justify-content: space-between;
    }

    .site-nav .nav-dropdown-menu {
        position: static;
        transform: none;
        display: none;
        min-width: 0;
        max-width: none;
        margin-top: .15rem;
        background: rgba(255, 255, 255, 0.02);
        box-shadow: none;
    }

    .site-nav .nav-dropdown.open > .nav-dropdown-menu {
        display: block;
    }

    .nav-cta {
        text-align: center;
    }
}

@media (max-width: 820px) {
    .wizard-progress {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-grid,
    .summary-dl {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 520px) {
    .feature-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; }
    .footer-note { text-align: left; }
}