:root {
    --color-navy-dark: #020617;
    --color-navy: #0F172A;
    --color-navy-light: #1E293B;
    --color-gold: #D4AF37;
    --color-gold-gradient: linear-gradient(135deg, #DFBD69 0%, #9E7D36 100%);
    --color-silver-gradient: linear-gradient(135deg, #E2E8F0 0%, #94A3B8 100%);
    --color-slate: #94A3B8;
    --color-white: #F8FAFC;
    
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    background-color: var(--color-navy-dark);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.text-gold {
    color: var(--color-gold);
}

.text-gradient-gold {
    background: var(--color-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.text-gradient-silver {
    background: var(--color-silver-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 5%;
}

.navbar-brand img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold-gradient);
    transition: var(--transition);
}

.nav-links a:hover::after, .nav-links a.active::after {
    width: 100%;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 0.9rem;
}

.btn-primary {
    background: var(--color-gold-gradient);
    color: var(--color-navy-dark);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.5);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-gold);
    color: var(--color-gold);
}

.btn-outline:hover {
    background: var(--color-gold-gradient);
    color: var(--color-navy-dark);
    border-color: transparent;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 5%;
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(2, 6, 23, 0.9) 0%, rgba(2, 6, 23, 0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--color-slate);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

/* Sections */
section {
    padding: 8rem 5%;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--color-slate);
    max-width: 600px;
    margin: 0 auto;
}

/* Glass Cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-10px);
    border-color: rgba(212, 175, 55, 0.5);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    text-align: left;
    overflow: hidden;
    position: relative;
}

.service-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.service-card:hover .service-img {
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-gold);
}

.service-card p {
    color: var(--color-slate);
    margin-bottom: 1.5rem;
}

/* Contact Info */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-navy-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    font-size: 1.5rem;
    flex-shrink: 0;
}

/* Form */
.form-group {
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--color-white);
    font-family: inherit;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-gold);
    background: rgba(255, 255, 255, 0.1);
}

textarea.form-control {
    height: 150px;
    resize: vertical;
}

/* FAQ Accordion */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    background: var(--color-navy-light);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: var(--transition);
}

.faq-question:hover, .faq-question.active {
    color: var(--color-gold);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    background: var(--glass-bg);
    color: var(--color-slate);
}

.faq-item.active .faq-answer {
    padding: 1.5rem;
    max-height: 500px; /* arbitrary large value */
}

/* Footer */
footer {
    background: var(--color-navy);
    padding: 4rem 5% 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--color-gold-gradient);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-col ul a {
    color: var(--color-slate);
}

.footer-col ul a:hover {
    color: var(--color-gold);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--color-slate);
    font-size: 0.9rem;
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Page Header */
.page-header {
    padding: 12rem 5% 6rem;
    text-align: center;
    background: linear-gradient(to bottom, var(--color-navy-dark), var(--color-navy));
    border-bottom: 1px solid var(--glass-border);
}

.page-header h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

/* General Content Layout */
.content-section {
    max-width: 900px;
    margin: 0 auto;
}

.content-section p {
    color: var(--color-slate);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple responsive approach for now */
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    .page-header h1 {
        font-size: 2.5rem;
    }
}