:root {
    --primary-gold: #C9A84C;
    --bright-gold: #D4AF37;
    --gold-gradient: linear-gradient(135deg, #C9A84C 0%, #F1D279 50%, #B8860B 100%);
    --deep-black: #080808;
    --dark-surface: #111111;
    --card-surface: #1A1A1A;
    --text-primary: #F5F5F0;
    --text-muted: #A0A0A0;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--deep-black);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    letter-spacing: -0.02em;
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    line-height: 1.1;
    margin-bottom: 2rem;
}

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

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: var(--transition-smooth);
}

nav.scrolled {
    background: rgba(8, 8, 8, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 4rem;
    border-bottom: 1px solid rgba(201, 168, 76, 0.2);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: white;
}

.nav-logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition-smooth);
}

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

/* Sections */
section {
    padding: 8rem 4rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Hero Section */
#hero {
    height: 100vh;
    padding: 0;
    position: relative;
    overflow: hidden;
}

.hero-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    filter: brightness(0.4);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--deep-black) 100%);
    z-index: -1;
}

.hero-content {
    padding: 4rem;
    max-width: 900px;
}

.hero-content h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards 0.5s;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2.5rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards 0.7s;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 2px;
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.8rem;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.btn-primary {
    background: var(--gold-gradient);
    color: var(--deep-black);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(201, 168, 76, 0.3);
}

.btn-outline {
    border: 1px solid var(--primary-gold);
    color: var(--primary-gold);
}

.btn-outline:hover {
    background: rgba(201, 168, 76, 0.1);
}

/* Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: var(--transition-smooth);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }

.project-grid {
    order: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.project-grid img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.project-grid img:nth-child(2) {
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .project-grid {
        grid-template-columns: 1fr;
        order: 0;
    }
    .project-grid img {
        height: 300px;
    }
    .project-grid img:nth-child(2) {
        margin-top: 0;
    }
}

/* Cards */
.card {
    background: var(--card-surface);
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.card:hover {
    border-color: var(--primary-gold);
    transform: translateY(-10px);
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--primary-gold);
}

/* Investor Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-content {
    background: var(--card-surface);
    padding: 4rem;
    max-width: 500px;
    width: 90%;
    border: 1px solid var(--primary-gold);
    text-align: center;
}

.modal-content input {
    width: 100%;
    padding: 1rem;
    margin: 1.5rem 0;
    background: transparent;
    border: 1px solid rgba(201, 168, 76, 0.5);
    color: white;
    text-align: center;
    font-size: 1.2rem;
    letter-spacing: 0.5em;
}

.modal-content input:focus {
    outline: none;
    border-color: var(--primary-gold);
}

.shake {
    animation: shake 0.4s;
}

.contact-cta-box {
    background: var(--dark-surface);
    padding: 4rem;
    border: 1px solid rgba(201, 168, 76, 0.1);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.stat-box {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--primary-gold);
    padding: 2rem;
    color: var(--deep-black);
    box-shadow: 10px 10px 30px rgba(0,0,0,0.3);
}

@media (max-width: 768px) {
    .stat-box {
        position: static;
        margin-top: -2rem;
        margin-left: 2rem;
        margin-right: 2rem;
        text-align: center;
    }
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 10px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--primary-gold);
    transition: var(--transition-smooth);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Responsive */
@media (max-width: 1024px) {
    nav { padding: 1.5rem 2rem; }
    nav.scrolled { padding: 1rem 2rem; }
    section { padding: 6rem 2rem; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--dark-surface);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3rem;
        transition: var(--transition-smooth);
        z-index: 1000;
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
        border-left: 1px solid rgba(201, 168, 76, 0.1);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links a {
        font-size: 1.2rem;
    }

    .hero-content {
        padding: 2rem;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .hero-content div {
        flex-direction: column;
        width: 100%;
    }

    .hero-content .btn {
        width: 100%;
    }

    .grid-2 > div:nth-child(2) {
        order: -1;
    }

    #contact .grid-2 > div:nth-child(2) {
        order: 1;
    }

    .modal-content {
        padding: 2.5rem 1.5rem;
    }

    .modal-content h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    section { padding: 4rem 1.5rem; }
    .nav-logo span { display: none; }
    .hero-content h1 { font-size: 2.2rem; }
}