:root {
    --gold: #d4af37;
    --black: #000000;
    --dark-gray: #111111;
    --light-gray: #f5f5f5;
}
* { box-sizing: border-box; scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--black);
    color: #ffffff;
}
img { max-width: 100%; height: auto; }

/* Header */
header {
    background-color: var(--black);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 999;
    box-shadow: 0 2px 5px rgba(0,0,0,0.6);
}
header .container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
}
.logo { height: 40px; }

/* Navigation */
.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}
.nav-links a {
    color: var(--gold);
    text-decoration: none;
    font-weight: 600;
}
.nav-links a:hover,
.nav-links a.active {
    text-decoration: underline;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-size: cover;
    background-position: center;
    padding: 0 2rem;
    color: #ffffff;
}
.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--gold);
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
}
.hero p {
    font-size: 1.25rem;
    max-width: 720px;
    margin-bottom: 2rem;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}
.button {
    background: var(--gold);
    color: var(--black);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.3rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
}
.button:hover {
    opacity: 0.9;
}

/* Sections */
.section {
    padding: 6rem 2rem;
    background-color: var(--dark-gray);
}
.section:nth-of-type(even) {
    background-color: #1c1c1c;
}
.section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--gold);
}
.section p {
    max-width: 960px;
    margin: 0 auto 2rem;
    line-height: 1.6;
    font-size: 1.1rem;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.card {
    background: #ffffff;
    color: #000000;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.35);
    display: flex;
    flex-direction: column;
}
.card-content {
    padding: 1rem;
    flex: 1;
}
.card-content h3 {
    margin-top: 0;
    color: var(--black);
}

/* CTA */
.cta {
    background: var(--gold);
    color: var(--black);
    padding: 4rem 2rem;
    text-align: center;
}
.cta h2 { font-size: 2.5rem; margin-bottom: 1rem; }
.cta p { max-width: 800px; margin: 0 auto 2rem; }

/* Forms */
.tracking-form,
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.tracking-form input,
.contact-form input,
.contact-form textarea {
    padding: 0.75rem 1rem;
    border: 2px solid var(--gold);
    border-radius: 0.3rem;
    font-size: 1rem;
}

/* Tracking Result */
.tracking-result {
    max-width: 600px;
    margin: 2rem auto 0;
    background: #ffffff;
    color: #000000;
    padding: 1.5rem;
    border-radius: 0.3rem;
}

/* Footer */
footer {
    background: #0a0a0a;
    color: #c0c0c0;
    text-align: center;
    padding: 2rem;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    header .container { flex-direction: column; }
    .nav-links { flex-wrap: wrap; justify-content: center; gap: 1rem; }
}