@import url('https://fonts.googleapis.com/css2?family=Urbanist:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@500;700&display=swap');
@import url('https://cdn.jsdelivr.net/gh/lazywasabi/thai-web-fonts@7/fonts/LINESeedSansTH/LINESeedSansTH.css');

:root {
     
    --bg-main: #080A0F;
    --bg-surface: #0E121B;
    --bg-surface-elevated: #141A26;
    --bg-card: rgba(18, 24, 37, 0.75);
    --bg-card-hover: rgba(24, 32, 50, 0.85);
    --bg-glass: rgba(14, 18, 27, 0.8);

    --gold-primary: #FFB800;
    --gold-secondary: #F59E0B;
    --gold-dark: #D97706;
    --gold-glow: rgba(255, 184, 0, 0.35);
    --gold-glow-strong: rgba(255, 184, 0, 0.6);
    --gold-bg-subtle: rgba(255, 184, 0, 0.08);
    --gold-border: rgba(255, 184, 0, 0.25);
    --gold-border-bright: rgba(255, 184, 0, 0.6);

    --text-white: #FFFFFF;
    --text-main: #E5E9F0;
    --text-muted: #94A3B8;
    --text-dim: #64748B;
    --text-gold: #FFB800;

    --success: #10B981;
    --success-bg: rgba(16, 185, 129, 0.12);
    --danger: #EF4444;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --warning: #F59E0B;
    --info: #3B82F6;
    --discord: #5865F2;
    --discord-hover: #4752C4;

    --border-subtle: rgba(255, 255, 255, 0.07);
    --border-medium: rgba(255, 255, 255, 0.12);

    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.65);
    --shadow-gold: 0 0 25px rgba(255, 184, 0, 0.28);

    --font-main: 'Urbanist', 'LINE Seed Sans TH', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --nav-height: 80px;
    --container-max: 1240px;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

html {
    scroll-behavior: smooth;
    color-scheme: dark;
    overflow-y: scroll;
    scrollbar-gutter: stable;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

.ambient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.cyber-particles-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.ambient-glow-top {
    position: absolute;
    top: -150px;
    left: 50%;
    transform: translateX(-50%) translateZ(0);
    width: 950px;
    height: 600px;
    background: radial-gradient(ellipse at center, rgba(255, 184, 0, 0.14) 0%, rgba(245, 158, 11, 0.05) 50%, transparent 75%);
    filter: blur(80px);
    will-change: transform, opacity;
    animation: ambientPulse 8s ease-in-out infinite alternate;
}

.ambient-glow-side {
    position: absolute;
    top: 35%;
    right: -150px;
    width: 650px;
    height: 650px;
    background: radial-gradient(circle, rgba(255, 184, 0, 0.08) 0%, transparent 65%);
    filter: blur(100px);
    will-change: transform, opacity;
    transform: translateZ(0);
    animation: ambientPulseSide 12s ease-in-out infinite alternate;
}

@keyframes ambientPulse {
    0% { opacity: 0.65; transform: translateX(-50%) scale(0.96) translateZ(0); }
    100% { opacity: 0.95; transform: translateX(-50%) scale(1.04) translateZ(0); }
}

@keyframes ambientPulseSide {
    0% { opacity: 0.5; transform: translateY(0) translateZ(0); }
    100% { opacity: 0.85; transform: translateY(30px) translateZ(0); }
}

.ambient-grid {
    position: absolute;
    inset: 0;
    background-size: 50px 50px;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, #000 60%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, #000 60%, transparent 100%);
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-white);
    font-weight: 700;
    line-height: 1.25;
}

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    outline: none;
    transition: var(--transition);
}

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

.gold-text-gradient {
    background: linear-gradient(135deg, #FFF1B8 0%, #FFB800 45%, #F59E0B 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.gold-glow {
    box-shadow: 0 0 25px var(--gold-glow);
}

.gold-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--gold-bg-subtle);
    border: 1px solid var(--gold-border);
    border-radius: var(--radius-full);
    color: var(--gold-primary);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: #1F2837;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gold-secondary);
}

.page-view {
    display: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.35s ease, transform 0.35s ease;
    padding-top: calc(var(--nav-height) + 24px);
    padding-bottom: 80px;
    min-height: calc(100vh - 120px);
}

.page-view.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}