/* Premium Architecture Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-deep: #050811;      /* Ultra-dark luxury navy */
    --bg-surface: #0B1121;   /* Rich glass card surface */
    --gold-bright: #E5C158;  /* Brilliant liquid gold */
    --gold-base: #D4AF37;    /* Classic institutional gold */
    --gold-dark: #A8842A;    /* Deep bronze gold */
    --text-primary: #F3F4F6; /* Crisp off-white */
    --text-muted: #9CA3AF;    /* Clean luxury slate gray */
    --border-subtle: rgba(212, 175, 55, 0.12);
}

html {
    scroll-behavior: smooth;
    background-color: var(--bg-deep);
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-deep);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Typography Standards */
h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 400;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.8rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.8rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

h2 span {
    color: var(--gold-base);
    font-style: italic;
    font-weight: 600;
}

p {
    color: var(--text-muted);
}

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

/* Layout Containers */
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 40px;
}

.section {
    padding: 140px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 80px;
    align-items: center;
}

/* Header & Navigation */
.navbar {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 2000;
    padding: 15px 0;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(5, 8, 17, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 10px 0;
}

.navbar-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
}

.logo-container {
    display: flex;
    align-items: center;
    height: 50px;
}

.nav-logo-img {
    height: 100%;
    width: auto;
    object-fit: contain;
    mix-blend-mode: screen;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: color 0.3s ease;
}

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

.nav-links a.nav-cta {
    border: 1px solid var(--gold-base);
    padding: 10px 22px;
    border-radius: 2px;
    color: var(--gold-base);
    transition: all 0.3s ease;
}

.nav-links a.nav-cta:hover {
    background: var(--gold-base);
    color: var(--bg-deep);
}

/* Hero Section */
.hero-section {
    padding-top: 200px;
    padding-bottom: 120px;
    background: radial-gradient(circle at 80% 20%, rgba(214, 175, 55, 0.05) 0%, transparent 60%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gold-base);
    margin-bottom: 1.5rem;
    border-left: 2px solid var(--gold-base);
    padding-left: 10px;
}

.hero-subtitle {
    font-size: 1.8rem;
    font-family: 'Playfair Display', serif;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 20px;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 16px 36px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.4s ease;
}

.btn-primary {
    background: var(--gold-base);
    color: var(--bg-deep);
    border: 1px solid var(--gold-base);
}

.btn-primary:hover {
    background: var(--gold-bright);
    border-color: var(--gold-bright);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(214, 175, 55, 0.15);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    border-color: var(--gold-base);
    color: var(--gold-base);
    transform: translateY(-2px);
}

/* Premium Visual Blocks & Images */
.premium-img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
    transition: all 0.5s ease;
}

.main-hero-img {
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.main-hero-img:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.animated-img:hover {
    border-color: rgba(214, 175, 55, 0.4);
    box-shadow: 0 30px 70px rgba(214, 175, 55, 0.08);
}

.section-tag {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    color: var(--gold-base);
    font-weight: 500;
    margin-bottom: 1rem;
    display: block;
}

.lead {
    font-size: 1.3rem;
    color: var(--text-primary);
    font-family: 'Playfair Display', serif;
    font-style: italic;
    margin-bottom: 2rem;
    line-height: 1.5;
}

.content-body p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

/* Bullet Lists */
.text-block ul {
    list-style: none;
    margin-top: 2rem;
}

.text-block ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.text-block ul li::before {
    content: "■";
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--gold-base);
    font-size: 0.8rem;
}

/* Glass Cards Grid */
.glass-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    padding: 45px;
    border-radius: 4px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
    border-color: rgba(214, 175, 55, 0.4);
    transform: translateY(-5px);
}

.glass-card h3 {
    font-size: 1.6rem;
    color: var(--text-primary);
    margin-bottom: 1.2rem;
}

/* RocYield Ag Intel Subcards */
.intel-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 2.5rem;
}

.intel-card {
    background: rgba(255, 255, 255, 0.02);
    border-left: 3px solid var(--gold-base);
    padding: 20px 25px;
    border-radius: 0 4px 4px 0;
}

.intel-card h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.intel-card p {
    font-size: 0.95rem;
}

/* Center Helpers */
.center {
    text-align: center;
}
.section-title.center {
    margin-bottom: 4rem;
}

/* Premium Footer */
.footer {
    background-color: #03050A;
    padding: 100px 0 50px;
    border-top: 1px solid var(--border-subtle);
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    height: 80px;
    width: auto;
    margin-bottom: 15px;
    mix-blend-mode: screen;
}

.footer-tagline {
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    color: var(--gold-base);
    margin-bottom: 3rem;
}

.footer-contact-info {
    max-width: 650px;
    margin-bottom: 4rem;
}

.footer-contact-info h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-contact-info p {
    font-size: 1.05rem;
    margin-bottom: 2rem;
}

.footer-email {
    font-size: 1.8rem;
    color: var(--text-primary);
    text-decoration: none;
    font-family: 'Playfair Display', serif;
    border-bottom: 1px solid var(--gold-base);
    padding-bottom: 5px;
    transition: all 0.3s ease;
}

.footer-email:hover {
    color: var(--gold-base);
}

.footer-meta {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    width: 100%;
    padding-top: 30px;
    font-size: 0.8rem;
    color: rgba(156, 163, 175, 0.5);
}

/* Dynamic Animation Triggers */
.hidden {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Luxury Responsiveness */
@media (max-width: 1024px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.3rem; }
    .grid-2 { gap: 40px; }
}

@media (max-width: 768px) {
    .section { padding: 90px 0; }
    .grid-2 { grid-template-columns: 1fr; gap: 50px; }
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-description { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .nav-links { display: none; } /* Kept completely clean for institutional mobile profile */
    .reverse-mobile {
        display: flex;
        flex-direction: column-reverse;
    }
}