/* CSS Resets & Baseline Setup */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Custom Premium Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-emerald-trans);
    border-radius: var(--radius-full);
    border: 2px solid var(--color-bg-primary);
    transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-emerald);
}

/* Typography Scales & Hierarchies */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-text-primary);
    letter-spacing: 0.03em;
}

.serif-sub {
    font-family: var(--font-serif-sub);
    font-style: italic;
    font-weight: 400;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

h2 {
    font-size: clamp(2rem, 3.5vw, 3rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.5rem, 2vw, 2rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    font-weight: 400;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    border: none;
    background: none;
    outline: none;
}

/* Common Layout Utilities */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

.section {
    padding: var(--space-xl) 0;
    position: relative;
    overflow: hidden;
}

@media (min-width: 992px) {
    .section {
        padding: var(--space-xxl) 0;
    }
}

/* Premium Title Block */
.title-block {
    margin-bottom: var(--space-lg);
    max-width: 700px;
}

.title-block .tagline {
    font-family: var(--font-body);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-gold);
    margin-bottom: var(--space-xs);
    font-weight: 700;
    display: inline-block;
}

.title-block h2 {
    margin-bottom: var(--space-sm);
    font-weight: 400;
    position: relative;
}

.title-block h2 span {
    font-family: var(--font-serif-sub);
    font-style: italic;
    color: var(--color-emerald);
}

.title-block p {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
}

/* Layout Flex & Grid Helpers */
.grid {
    display: grid;
    gap: var(--space-md);
}

.grid-2 {
    grid-template-columns: 1fr;
}

.grid-3 {
    grid-template-columns: 1fr;
}

.grid-4 {
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Custom Overlays and Text Accent Styles */
.text-gradient-gold {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-light) 50%, var(--color-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient-emerald {
    background: linear-gradient(135deg, var(--color-emerald) 0%, var(--color-emerald-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Premium Highlight Border */
.border-gold-bottom {
    border-bottom: 2px solid var(--color-gold);
    padding-bottom: 3px;
}