/* Alwan Almustaqbal - Metal Coating Division */

:root {
    --primary: #c41a37; /* Red/Orange accent */
    --secondary: #2d5a8e; /* Navy blue for marine/industrial feel */
    --dark: #1a1a1a;
    --light: #f5f5f5;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary);
    text-decoration: none;
}

.logo img {
    height: 44px;
    width: auto;
    object-fit: contain;
}

.nav-toggle { display: none; }

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin-top: -5px;
}

nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: .3s;
}

nav a:hover {
    color: var(--primary);
}

/* Hero Section */
header.hero {
    height: 100vh;
    background: linear-gradient(135deg, #2d5a8e 0%, #c41a37 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 1rem;
    margin-top: 60px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    opacity: .95;
    max-width: 700px;
    margin: 0 auto 2rem;
}

/* CTA Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: white;
    color: var(--primary);
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    transition: .3s;
    margin: 0.5rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0,0,0,.2);
}

.btn.active {
    background: var(--primary);
    color: white;
}

/* Value Props Section */
.value-props {
    padding: 4rem 5%;
    background: white;
    text-align: center;
}

.value-props h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.grid div {
    padding: 1.5rem;
    background: var(--light);
    border-radius: 8px;
    transition: .3s;
}

.grid div:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 6px rgba(0,0,0,.1);
}

/* Services Section */
.services-preview {
    padding: 4rem 5%;
    background: var(--light);
    text-align: center;
}

.services-preview h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin-top: 3rem;
    margin-left: auto;
    margin-right: auto;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,.1);
    transition: .3s;
    text-align: left;
}

.card:hover {
    transform: translateY(-5px);
}

/* Partners Section */
.partners-preview {
    background:#fff;
    padding:3rem 5%;
    text-align:center;
}
.partner-list {
    display:grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    max-width: 1200px;
    margin: 2rem auto 0;
}
.partner-item {
    background: var(--light);
    border: 1px solid #e5e7eb;
    padding: 1rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    color: var(--secondary);
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    padding: 2rem 5%;
    text-align: center;
}

@media (max-width: 768px) {
    /* Mobile nav: hide desktop menu, show toggle */
    nav ul { display: none; }
    .hero h1 { font-size: 2rem; }

    .nav-toggle {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        background: transparent;
        border: 0;
        cursor: pointer;
        color: var(--dark);
        font-size: 1.5rem;
        z-index: 200;
    }

    /* When nav has `.open`, show a full-width stacked menu that becomes part of the nav height
       (so it pushes page content down instead of overlaying it). */
    nav.open ul {
        display: flex;
        flex-direction: column;
        position: static; /* allow nav height to expand */
        background: white;
        padding: 1rem 5%;
        gap: 1rem;
        box-shadow: 0 8px 24px rgba(0,0,0,.06);
    }

    nav.open ul li { margin: 0; }
    nav.open a { padding: .75rem 0; display: block; }

    /* Improve touch targets and spacing */
    .btn { padding: .9rem 1.25rem; font-size: 1rem; }
    .card { padding: 1.25rem; }
    .grid { gap: 1rem; }
    .value-props, .services-preview, .partners-preview { padding: 2rem 5%; }
}