:root {
    --accent: #00BCD4;
    --deep: #004B6B;
    --text: #04202a;
    --muted: #4b5563;
    --bg: #fff;
    --border: #eef6f8;
    --radius: 10px;
    --maxw: 1200px
}

* {
    box-sizing: border-box
}

html,
body {
    height: 100%
}

body {
    margin: 0;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, Arial;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased
}

a {
    color: inherit
}

.container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 1.25rem
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border)
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    text-decoration: none;
    color: inherit;
     width: 200px;
    height: auto
}
.logo svg {
    width: 56px;
    height: 56px
}

.main-nav {
    display: flex;
    gap: 1rem;
    align-items: center
}

.main-nav a {
    text-decoration: none;
    color: var(--text);
    padding: 0.45rem 0.6rem;
    border-radius: 8px
}

.main-nav a:hover {
    color: var(--deep)
}

.btn {
    display: inline-block;
    padding: 0.55rem 0.95rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border: 1px solid var(--accent)
}

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

.hero {
    padding: 2.2rem 0
}

.hero-inner {
    display: flex;
    gap: 2rem;
    align-items: center
}

.hero-copy h1 {
    font-size: 2rem;
    margin: 0 0 0.5rem;
    line-height: 1.06
}

.lead {
    color: var(--muted);
    margin-top: 0.4rem
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 2rem 0
}

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

.sidebar {
    position: fixed;
    left: 12px;
    top: 120px;
    background: #fff;
    border: 1px solid var(--border);
    padding: 0.6rem;
    border-radius: 8px;
    box-shadow: 0 6px 18px rgba(4, 32, 42, 0.04);
    z-index: 120
}

.sidebar a {
    display: block;
    padding: 0.45rem 0.6rem;
    color: var(--deep);
    text-decoration: none;
    border-radius: 6px
}

.sidebar a.active {
    background: var(--accent);
    color: #fff
}

.category-anchor {
    padding-top: 76px;
    margin-top: -76px
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 1rem
}

.product-card {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #fafafa;
    transition: transform .18s
}

.product-card:hover {
    transform: translateY(-4px)
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block
}

.product-card .p-body {
    padding: 0.9rem
}

.product-card h4 {
    margin: 0 0 0.35rem;
    font-size: 1rem
}

.product-card p {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem
}

.product-card .bottom-bar {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 48px;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    padding: 0 0.9rem;
    transform: translateY(100%);
    transition: transform .25s ease-in-out;
    font-weight: 600;
    z-index: 1
}

.product-card:hover .bottom-bar {
    transform: translateY(0)
}

.quote-btn {
    position: relative;
    z-index: 2;
    margin-top: 0.6rem;
    display: inline-block;
    background: var(--deep);
    color: #fff;
    border: none;
    padding: 8px 12px;
    border-radius: 6px;
    text-decoration: none
}

.quote-btn:hover {
    background: var(--accent)
}

.search-bar {
    margin: 1rem 0;
    display: flex;
    gap: 0.5rem
}

.search-bar input {
    flex: 1;
    padding: 0.6rem;
    border-radius: 8px;
    border: 1px solid var(--border)
}

.back-to-top {
    position: fixed;
    right: 18px;
    bottom: 18px;
    background: var(--deep);
    color: #fff;
    padding: 0.6rem;
    border-radius: 8px;
    display: none;
    z-index: 130
}

.back-to-top.show {
    display: block
}

@media (max-width:780px) {
    .sidebar {
        display: none
    }
}

footer {
    margin-top: 2.5rem;
    padding: 1.2rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--muted)
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 2rem
}

.contact-card {
    background: #fff;
    border: 1px solid var(--border);
    padding: 1.2rem;
    border-radius: 10px
}

.contact-info h3 {
    margin-top: 0
}

.form-input {
    width: 100%;
    padding: 0.7rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-top: 0.5rem
}

.form-label {
    font-weight: 600;
    margin-top: 0.8rem
}