@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --bg:#06060b;
    --card:#12121c;
    --card-alt:#1b1b27;
    --text:#f5f5f7;
    --muted:#9d9daf;
    --accent:#ff5a2f;
    --accent-2:#ff9357;
    --border:rgba(255,255,255,0.08);
    --radius:18px;
    --transition:0.3s ease;
}

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

body {
    font-family:'Inter',sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.6;
    min-height:100vh;
    overflow-x:hidden;
}

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

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

section {
    scroll-margin:80px;
}

.hero {
    background:linear-gradient(135deg, rgba(8,8,15,0.85), rgba(15,15,24,0.85) 65%, rgba(28,28,40,0.85)),
        url('hero.jpg') center/cover no-repeat;
    padding:4rem clamp(1rem,4vw,5rem) 5rem;
    position:relative;
}

.navbar {
    position:sticky;
    top:0;
    z-index:10;
    background:rgba(6,6,11,0.9);
    backdrop-filter:blur(8px);
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:1rem clamp(1rem,3vw,3rem);
    border:1px solid var(--border);
    border-radius:50px;
    margin-bottom:3rem;
}

.logo {
    font-weight:700;
    font-size:1.2rem;
}

.nav-links {
    display:flex;
    gap:1.5rem;
    list-style:none;
}

.nav-links a {
    font-size:0.95rem;
    color:var(--muted);
    transition:color var(--transition);
}

.nav-links a.active,
.nav-links a:hover {
    color:var(--accent);
}

.btn-link {
    padding:0.6rem 1.2rem;
    border-radius:999px;
    border:1px solid var(--accent);
    color:var(--text);
}

.nav-toggle {
    display:none;
    flex-direction:column;
    gap:0.3rem;
    background:none;
    border:none;
    cursor:pointer;
}

.nav-toggle span {
    width:22px;
    height:2px;
    background:var(--text);
    transition:transform var(--transition);
}

.hero-content {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:3rem;
    align-items:center;
}

.eyebrow {
    letter-spacing:0.2em;
    font-size:0.8rem;
    color:var(--accent-2);
    text-transform:uppercase;
}

.hero h1 {
    font-size:clamp(2rem,4vw,3.5rem);
    margin:1rem 0;
}

.subtitle {
    color:var(--muted);
}

.hero-cta {
    margin-top:1.5rem;
    display:flex;
    flex-wrap:wrap;
    gap:1rem;
}

.btn {
    border:none;
    padding:0.9rem 1.8rem;
    border-radius:999px;
    font-weight:600;
    cursor:pointer;
    transition:background var(--transition),color var(--transition),border var(--transition);
}

.btn.primary {
    background:var(--accent);
    color:#0f0f14;
}

.btn.secondary {
    background:transparent;
    border:1px solid var(--border);
    color:var(--text);
}

.btn.outline {
    background:transparent;
    border:1px solid var(--accent);
    color:var(--text);
}

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

.stat-card {
    padding:1.5rem;
    border-radius:var(--radius);
    background:var(--card);
    border:1px solid var(--border);
    box-shadow:0 15px 50px rgba(0,0,0,0.25);
}

.stat-title {
    font-weight:600;
}

.stat-desc {
    color:var(--muted);
}

.section {
    padding:4rem clamp(1rem,4vw,5rem);
}

.section-header {
    max-width:640px;
    margin-bottom:2.5rem;
}

.section-header h2 {
    font-size:clamp(1.8rem,3vw,2.8rem);
    margin-top:0.5rem;
}

.section-header p {
    color:var(--muted);
}

.product-grid {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:1.5rem;
}

.product-card {
    background:var(--card);
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:1.5rem;
    display:flex;
    flex-direction:column;
    gap:0.8rem;
    box-shadow:0 20px 50px rgba(0,0,0,0.2);
}

.product-card a {
    color:var(--accent);
    font-weight:600;
}

.highlight-grid {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:1.25rem;
}

.highlight-item {
    background:var(--card-alt);
    padding:1.5rem;
    border-radius:var(--radius);
    border:1px solid var(--border);
}

.highlight-item svg {
    width:40px;
    height:40px;
    fill:none;
    stroke:var(--accent);
    stroke-width:2;
    margin-bottom:1rem;
}

.timeline {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:1.25rem;
}

.timeline article {
    background:var(--card);
    padding:1.3rem;
    border-radius:var(--radius);
    border:1px dashed var(--accent);
}

.quality-badges {
    display:flex;
    flex-wrap:wrap;
    gap:1rem;
}

.badge {
    padding:0.7rem 1.5rem;
    border-radius:999px;
    border:1px solid var(--border);
    background:var(--card);
}

.two-column {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:2rem;
    align-items:center;
}

.export-list {
    margin-top:1rem;
    color:var(--muted);
    padding-left:1.2rem;
}

.export-list li {
    margin-bottom:0.5rem;
}

.export-card {
    background:linear-gradient(135deg,rgba(255,90,47,0.2),rgba(255,147,87,0.15));
    padding:2rem;
    border-radius:var(--radius);
    border:1px solid var(--accent);
}

.accordion {
    display:flex;
    flex-direction:column;
    gap:1rem;
}

.accordion-item {
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:var(--card);
}

.accordion-header {
    width:100%;
    text-align:left;
    padding:1rem 1.5rem;
    background:none;
    border:none;
    color:var(--text);
    font-size:1rem;
    font-weight:600;
    cursor:pointer;
}

.accordion-content {
    max-height:0;
    overflow:hidden;
    transition:max-height var(--transition),padding var(--transition);
    padding:0 1.5rem;
}

.accordion-item.active .accordion-header {
    color:var(--accent);
}

.accordion-item.active .accordion-content {
    padding-bottom:1rem;
}

.accordion-content p {
    color:var(--muted);
}

.contact {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:2.5rem;
    align-items:start;
}

#quote-form {
    display:grid;
    gap:1rem;
    background:var(--card);
    padding:2rem;
    border-radius:var(--radius);
    border:1px solid var(--border);
}

label {
    display:flex;
    flex-direction:column;
    gap:0.4rem;
    font-size:0.9rem;
}

input,select,textarea {
    background:#080812;
    border:1px solid var(--border);
    border-radius:12px;
    padding:0.8rem;
    color:var(--text);
    font-family:inherit;
}

input:focus,select:focus,textarea:focus {
    outline:2px solid var(--accent);
}

.invalid {
    border-color:var(--accent);
    background:rgba(255,90,47,0.08);
}

.checkbox {
    flex-direction:row;
    align-items:center;
    gap:0.6rem;
}

.checkbox input {
    width:auto;
}

.contact-info {
    list-style:disc;
    padding-left:1.2rem;
    color:var(--muted);
    margin-top:1rem;
}

.footer {
    border-top:1px solid var(--border);
    padding:2rem clamp(1rem,4vw,5rem);
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:1.5rem;
    background:#05050a;
}

.footer-links {
    display:flex;
    flex-wrap:wrap;
    gap:1rem;
    color:var(--muted);
}

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

.back-to-top {
    position:fixed;
    bottom:2rem;
    right:2rem;
    width:48px;
    height:48px;
    border-radius:50%;
    border:none;
    background:var(--accent);
    color:#05050a;
    font-size:1.2rem;
    display:none;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    box-shadow:0 10px 30px rgba(0,0,0,0.35);
    z-index:20;
}

.back-to-top.show {
    display:flex;
}

#toast {
    position:fixed;
    bottom:1.5rem;
    left:50%;
    transform:translateX(-50%);
    background:var(--card);
    border:1px solid var(--accent);
    padding:1rem 1.5rem;
    border-radius:12px;
    opacity:0;
    pointer-events:none;
    transition:opacity var(--transition),transform var(--transition);
}

#toast.show {
    opacity:1;
    transform:translate(-50%,-10px);
}

#toast.error {
    border-color:#ff6b6b;
}

@media (max-width:900px) {
    .navbar {
        flex-wrap:wrap;
        border-radius:24px;
    }

    .nav-toggle {
        display:flex;
    }

    .nav-links {
        width:100%;
        flex-direction:column;
        gap:1rem;
        margin-top:1rem;
        display:none;
    }

    .nav-links.open {
        display:flex;
    }
}

@media (max-width:600px) {
    .hero {
        padding-top:6rem;
    }

    .navbar {
        position:static;
    }
}