/* Base Reset and Cyber-Aztec Vanguard Foundations */
:root {
    --bg-basalt: #0B0E11;
    --bg-surface: rgba(18, 24, 28, 0.85);
    --bg-surface-elevated: rgba(26, 34, 40, 0.95);
    --color-jade: #00E676;
    --color-jade-glow: rgba(0, 230, 118, 0.4);
    --color-gold: #FFC400;
    --color-gold-glow: rgba(255, 196, 0, 0.35);
    --color-cyan: #00E5FF;
    --color-cyan-glow: rgba(0, 229, 255, 0.45);
    --color-red: #FF3D00;
    --color-text-primary: #FFFFFF;
    --color-text-muted: #80929C;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-jade: rgba(0, 230, 118, 0.35);
    --font-heading: 'Cinzel', serif;
    --font-mono: 'Space Grotesk', monospace;
    --font-body: 'Plus Jakarta Sans', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-basalt);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.4;
    position: fixed;
    touch-action: none;
}

/* Background Atmosphere */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 20%, rgba(0, 229, 255, 0.06) 0%, transparent 60%),
                radial-gradient(circle at 80% 80%, rgba(0, 230, 118, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 20% 90%, rgba(255, 196, 0, 0.04) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
}

#app-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    max-width: 480px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    overflow: hidden;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
    background-color: var(--bg-basalt);
}

/* Common UI Elements */
.glyph-symbol {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    line-height: 1;
}

button {
    font-family: var(--font-heading);
    cursor: pointer;
    border: none;
    outline: none;
    transition: transform 0.15s ease, filter 0.15s ease, background-color 0.2s ease;
}

button:active {
    transform: scale(0.96);
}

input {
    font-family: var(--font-body);
    outline: none;
}