/* ============================================
   BASE RESET & DEFAULTS
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@300;400;500;600;700;800&display=swap');

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--duration-slow) var(--ease-smooth), color var(--duration-slow) var(--ease-smooth);
}

/* Subtle gradient decoration in light mode, deep background in dark mode */
html[data-theme="light"] body {
    background: radial-gradient(circle at 15% 15%, rgba(255, 184, 0, 0.05), transparent 35%),
                radial-gradient(circle at 85% 85%, rgba(255, 184, 0, 0.03), transparent 35%),
                var(--bg-main);
}
html[data-theme="dark"] body {
    background: radial-gradient(circle at 50% 0%, rgba(255, 184, 0, 0.03), transparent 50%),
                var(--bg-main);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.15;
    letter-spacing: -0.025em;
}

h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h4 { font-size: 1.125rem; }

p {
    color: var(--text-secondary);
    line-height: 1.75;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--duration-normal);
}
a:hover {
    color: var(--brand-primary);
}

img, video, svg {
    display: block;
    max-width: 100%;
}

button {
    font-family: inherit;
    cursor: pointer;
}

input, select, textarea {
    font-family: inherit;
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ============================================
   SELECTION
   ============================================ */
::selection {
    background: var(--brand-glow-strong);
    color: var(--text-primary);
}

/* ============================================
   FOCUS ACCESSIBILITY
   ============================================ */
:focus-visible {
    outline: 2px solid var(--brand-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

:focus:not(:focus-visible) {
    outline: none;
}

/* ============================================
   TEXT UTILITIES
   ============================================ */
.text-brand {
    color: var(--brand-primary);
}