:root {
    --primary-bg: #0d0d10;
    --sidebar-bg: #08080a;
    --card-bg: #121216;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a5;
    --accent-gold: #c6a052;
    --accent-hover: #e0b865;
    --border-color: #26262d;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Oswald', sans-serif;
    font-weight: 500;
    text-transform: uppercase;
}

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

/* Hamburger Menu Icon */
.hamburger-menu {
    position: fixed;
    top: 25px;
    left: 30px;
    z-index: 1000;
    cursor: pointer;
    background: var(--sidebar-bg);
    border: 1px solid var(--border-color);
    padding: 10px 15px;
    border-radius: 4px;
    display: flex;
    transition: background 0.3s;
}

.hamburger-menu:hover {
    background: var(--card-bg);
}

.hamburger-menu i {
    font-size: 1.5rem;
    color: var(--accent-gold);
}

/* Sidebar Overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.sidebar {
    position: fixed;
    top: 0;
    left: -320px;
    width: 320px;
    background-color: var(--sidebar-bg);
    height: 100vh;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 1002;
    transition: left 0.4s cubic-bezier(0.77, 0, 0.175, 1);
    box-shadow: 10px 0 30px rgba(0,0,0,0.8);
}

.sidebar.active {
    left: 0;
}

.close-btn {
    position: absolute;
    top: 25px;
    right: 25px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.3s;
}

.close-btn:hover {
    color: var(--accent-gold);
}

.sidebar-logo {
    padding: 40px 30px 30px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    background: #fff;
}

.sidebar-logo img {
    max-width: 100%;
    height: auto;
}

.nav-menu {
    flex-grow: 1;
    overflow-y: auto;
}

.nav-menu ul {
    list-style: none;
}

.nav-menu li {
    border-bottom: 1px solid var(--border-color);
}

.nav-menu a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    color: var(--text-primary);
    font-family: 'Oswald', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 1px;
    transition: color 0.3s;
}

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

.nav-menu a i {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.sidebar-footer {
    padding: 30px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}

.contact-item {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-item i {
    color: var(--text-primary);
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-icons a {
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: color 0.3s;
}

.social-icons a:hover {
    color: var(--accent-gold);
}

/* Main Content */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    width: 100%;
}

/* Top Header */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
    padding-left: 100px; /* Offset for hamburger */
    border-bottom: 1px solid var(--border-color);
    background-color: var(--primary-bg);
}

.header-logo {
    display: flex;
    align-items: center;
}

.header-logo img {
    height: 50px;
    background: white;
    padding: 5px;
    border-radius: 4px;
    object-fit: contain;
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 40px;
    font-size: 0.95rem;
}

.header-contact div {
    display: flex;
    align-items: center;
    gap: 10px;
}

.header-contact i {
    color: var(--text-secondary);
}

/* Hero Section */
.hero-section {
    display: flex;
    padding: 100px 60px;
    position: relative;
    min-height: 600px;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    background-image: linear-gradient(120deg, rgba(8,8,10,0.85) 0%, rgba(8,8,10,0.6) 50%, rgba(8,8,10,0.4) 100%), url('hero.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center right;
}

.hero-content {
    flex: 1;
    z-index: 2;
    max-width: 600px;
    padding-left: 40px; /* offset for hamburger alignment */
}

.hero-tagline {
    display: inline-block;
    font-size: 1.2rem;
    color: var(--accent-gold);
    margin-bottom: 15px;
    letter-spacing: 3px;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-top: 10px;
    max-width: 520px;
    line-height: 1.7;
}

.hero-content h1 {
    font-size: 5.5rem;
    line-height: 1.05;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-content h1 span {
    color: var(--accent-gold);
}

.hero-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    font-size: 1.15rem;
    max-width: 500px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    padding: 15px 30px;
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    font-family: 'Oswald', sans-serif;
    font-size: 1rem;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--accent-gold);
    color: var(--primary-bg);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
    gap: 10px;
}

.hero-image {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 50%;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 50px;
}

.hero-image img {
    max-width: 100%;
    max-height: 80%;
    object-fit: contain;
    opacity: 0.9;
}

/* Cards Section */
.cards-section {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-bottom: 1px solid var(--border-color);
}

.card {
    padding: 40px;
    border-right: 1px solid var(--border-color);
    transition: background 0.3s;
    display: flex;
    flex-direction: column;
}

.card:last-child {
    border-right: none;
}

.card:hover {
    background-color: var(--card-bg);
}

.card-img-wrapper {
    width: 100%;
    height: 180px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.card-img-wrapper img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    opacity: 0.9;
    transition: opacity 0.3s;
}

.card:hover .card-img-wrapper img {
    opacity: 1;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 30px;
    flex-grow: 1;
}

.card .arrow {
    color: var(--accent-gold);
    font-size: 1.2rem;
}

/* Generic Section Styles */
.content-section {
    padding: 80px 100px;
    border-bottom: 1px solid var(--border-color);
}

.content-section.alt-bg {
    background: var(--sidebar-bg);
}

.section-header {
    margin-bottom: 50px;
    max-width: 800px;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 15px;
}

.section-header h2 span {
    color: var(--accent-gold);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.6;
}

.two-col-layout {
    display: flex;
    gap: 60px;
    align-items: center;
}

.two-col-layout.reverse {
    flex-direction: row-reverse;
}

.two-col-layout .text-col {
    flex: 1;
}

.two-col-layout .img-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    justify-content: center;
}

.two-col-layout .img-col img {
    max-width: 100%;
    max-height: 400px;
    object-fit: contain;
    border-radius: 4px;
}

.text-col h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--accent-gold);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 10px;
}

.text-col p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 25px;
    font-size: 0.95rem;
}

.styled-list {
    list-style: none;
    margin-bottom: 25px;
}

.styled-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.styled-list li::before {
    content: '\f105';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--accent-gold);
}

/* Rare Metals Section Details */
.rare-metals-layout {
    display: flex;
    gap: 60px;
}

.rare-metals-header {
    width: 250px;
    flex-shrink: 0;
}

.rare-metals-header h2 {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 25px;
}

.rare-metals-header h2 span {
    color: var(--accent-gold);
    display: block;
}

.rare-metals-header p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 40px;
}

.rare-metals-list-wrapper {
    flex-grow: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    column-gap: 40px;
    row-gap: 15px;
    padding: 0 40px;
    border-right: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
}

.rare-metals-list-wrapper ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rare-metals-list-wrapper li {
    list-style: none;
}

.rare-metals-list-wrapper li a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 8px;
    cursor: pointer;
    transition: color 0.2s;
    text-decoration: none;
}

.rare-metals-list-wrapper li a:hover {
    color: var(--accent-gold);
}

.rare-metals-list-wrapper li a:after {
    content: '\f105';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--accent-gold);
    opacity: 0.7;
}

.features-list {
    width: 300px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 40px;
}

.feature-item {
    display: flex;
    gap: 20px;
}

.feature-icon {
    color: var(--accent-gold);
    font-size: 2rem;
    flex-shrink: 0;
}

.feature-item h4 {
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.feature-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Welcome Section */
.welcome-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

.welcome-text {
    padding: 80px 100px;
    border-right: 1px solid var(--border-color);
    position: relative;
}

.welcome-text h2 {
    font-size: 3rem;
    margin-bottom: 40px;
    line-height: 1.1;
}

.welcome-text h2 span {
    color: var(--accent-gold);
    display: block;
}

.welcome-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 25px;
    line-height: 1.7;
}

.welcome-text .btn {
    margin-top: 20px;
}

.welcome-images {
    background-image: url('welcome.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    min-height: 420px;
    width: 100%;
}

/* Procedure Section */
.procedure-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.proc-box {
    background: var(--card-bg);
    padding: 40px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}
.proc-box h3 {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-size: 1.3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}
.proc-box p, .proc-box li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 10px;
}

/* CTA Section */
.cta-section {
    padding: 60px 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(90deg, rgba(18,18,22,1) 0%, rgba(8,8,10,1) 100%);
}

.cta-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.cta-image {
    width: 150px;
    height: 100px;
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-text h3 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.cta-text h3 span {
    color: var(--accent-gold);
}

.cta-text p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Footer */
.footer-section {
    padding: 60px 100px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
    gap: 30px;
    background: var(--sidebar-bg);
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 40px;
}

.footer-col h5 {
    color: var(--text-primary);
    margin-bottom: 25px;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.footer-contact li {
    display: flex;
    gap: 15px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.footer-contact i {
    color: var(--accent-gold);
    margin-top: 4px;
}

.footer-bottom {
    padding: 20px 100px;
    display: flex;
    justify-content: flex-end;
    gap: 30px;
    background: #050508;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}

/* About Page: Company & Team */
.about-lead {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 15px;
    max-width: 900px;
}

.info-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.info-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 30px;
    transition: border-color 0.3s;
}

.info-card:hover {
    border-color: var(--accent-gold);
}

.info-card h4 {
    font-size: 1.2rem;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.info-card .role {
    display: block;
    color: var(--accent-gold);
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.info-card .phone {
    display: block;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 10px;
}

.info-card .phone i {
    color: var(--accent-gold);
    margin-right: 6px;
}

.founder-profile {
    display: flex;
    gap: 40px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 40px;
    max-width: 1000px;
}

.founder-profile .founder-photo {
    flex: 0 0 200px;
}

.founder-profile .founder-photo img {
    width: 100%;
    border-radius: 4px;
    display: block;
    object-fit: cover;
}

.founder-profile .founder-body {
    flex: 1;
    min-width: 0;
}

.founder-profile .founder-titles {
    display: block;
    color: var(--accent-gold);
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.founder-profile .founder-tagline {
    font-family: 'Oswald', sans-serif;
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.founder-profile .founder-contact {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.founder-profile .founder-contact i {
    color: var(--accent-gold);
    margin-right: 8px;
}

.credential-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    max-width: 700px;
}

.credential-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    padding: 22px 30px;
    border-bottom: 1px solid var(--border-color);
}

.credential-row:last-child {
    border-bottom: none;
}

.credential-row span {
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    flex-shrink: 0;
}

.credential-row strong {
    color: var(--text-primary);
    font-weight: 500;
    text-align: right;
    font-size: 1rem;
    line-height: 1.5;
}

/* Services Page */
.services-tagline {
    color: var(--accent-gold);
    font-family: 'Oswald', sans-serif;
    letter-spacing: 2px;
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.services-subtagline {
    color: var(--text-secondary);
    font-size: 0.95rem;
    letter-spacing: 1px;
    margin-bottom: 25px;
}

.service-tiers {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-tier {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 40px;
    position: relative;
}

.service-tier.wide {
    grid-column: 1 / -1;
}

.tier-index {
    color: var(--border-color);
    font-family: 'Oswald', sans-serif;
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.service-tier h3 {
    font-size: 1.3rem;
    margin-bottom: 18px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.tier-price {
    font-family: 'Oswald', sans-serif;
    color: var(--accent-gold);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.tier-price span {
    display: block;
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    text-transform: none;
    letter-spacing: 0;
    margin-top: 4px;
}

.service-tier p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.tier-price-group {
    display: flex;
    gap: 50px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.price-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.important-info li {
    margin-bottom: 16px;
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
    .rare-metals-layout {
        flex-direction: column;
    }
    .rare-metals-header {
        width: 100%;
    }
    .rare-metals-list-wrapper {
        border: none;
        padding: 0;
        margin: 30px 0;
    }
    .features-list {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
    }
    .cards-section {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-section {
        grid-template-columns: repeat(2, 1fr);
    }
    .info-card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .service-tiers {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hamburger-menu {
        left: 20px;
        top: 20px;
    }
    .top-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 20px 20px 80px;
        gap: 15px;
    }
    .header-logo img {
        height: 42px;
    }
    .header-contact {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .hero-section {
        flex-direction: column;
        padding: 100px 30px 60px;
        min-height: auto;
        text-align: left;
    }
    .hero-content {
        padding-left: 0;
        max-width: 100%;
    }
    .hero-content h1 {
        font-size: 3.5rem;
    }
    .hero-image {
        position: static;
        width: 100%;
        height: 350px;
        padding-right: 0;
        justify-content: center;
        margin-top: 40px;
    }
    .cards-section {
        grid-template-columns: 1fr;
    }
    .card {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .content-section {
        padding: 60px 30px;
    }
    .welcome-section {
        grid-template-columns: 1fr;
    }
    .welcome-text {
        padding: 60px 30px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .welcome-images {
        padding: 30px;
    }
    .founder-profile {
        flex-direction: column;
        padding: 30px;
    }
    .founder-profile .founder-photo {
        flex: 0 0 auto;
        max-width: 180px;
    }
    .two-col-layout {
        flex-direction: column;
    }
    .two-col-layout.reverse {
        flex-direction: column;
    }
    .procedure-grid {
        grid-template-columns: 1fr;
    }
    .cta-section {
        flex-direction: column;
        padding: 60px 30px;
        text-align: center;
        gap: 30px;
    }
    .cta-content {
        flex-direction: column;
    }
    .footer-section {
        grid-template-columns: 1fr;
        padding: 60px 30px;
    }
    .footer-bottom {
        justify-content: center;
        padding: 20px 30px;
    }
    .info-card-grid {
        grid-template-columns: 1fr;
    }
    .credential-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .credential-row strong {
        text-align: left;
    }
}