/* ==============================================
   BASE STYLES
   - Reset, Variables, Typography, Body
   - Ambient Background, Glassmorphism
   ============================================== */

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

i.fa-solid,
i.fa-regular,
i.fa-brands {
    font-family: "Font Awesome 6 Free", "Font Awesome 6 Brands" !important;
    font-weight: 900;
    vertical-align: middle;
}

:root {
    /* Default Web Palette */
    --bg-dark: #050508;
    --bg-glass: rgba(15, 15, 25, 0.7);
    --bg-card: rgba(255, 255, 255, 0.03);

    /* Vibrant Accents */
    --gold: #f3c26a;
    --gold-glow: rgba(243, 194, 106, 0.4);
    --cyan: #5eead4;
    --cyan-glow: rgba(94, 234, 212, 0.3);
    --purple: #a855f7;
    --pink: #ec4899;

    /* Typography & Hierarchy */
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    /* Borders & Blur */
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.12);
    --blur-intensity: 24px;

    /* Base Safe Area Defaults (Web) */
    --safe-top: 0px;
    --safe-bottom: 0px;
    --safe-left: 0px;
    --safe-right: 0px;
}

/* iOS Premium Override */
body.ios-app {
    /* Deep Night Palette - OLED Optimized */
    --bg-dark: #000000;
    --bg-glass: rgba(20, 20, 20, 0.85);
    --bg-card: rgba(255, 255, 255, 0.05);

    /* iOS System Blur */
    --blur-intensity: 30px;

    /* Native Safe Areas */
    --safe-top: env(safe-area-inset-top);
    --safe-bottom: env(safe-area-inset-bottom);
    --safe-left: env(safe-area-inset-left);
    --safe-right: env(safe-area-inset-right);

    /* iOS System Fonts */
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-dark);
    min-height: 100vh;
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.5;
}

/* Immersive Ambient Background */
.ambient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: var(--bg-dark);
    overflow: hidden;
    transition: all 1.5s ease;
}

.ambient-glow {
    position: absolute;
    width: 150%;
    height: 150%;
    top: -25%;
    left: -25%;
    background:
        radial-gradient(circle at 20% 30%, var(--purple) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, var(--cyan) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, var(--pink) 0%, transparent 60%);
    filter: blur(80px);
    opacity: 0.15;
    animation: drift 20s infinite alternate ease-in-out;
}

@keyframes drift {
    0% {
        transform: rotate(0deg) scale(1);
    }

    100% {
        transform: rotate(5deg) scale(1.1);
    }
}

.bg-gradient {
    display: none;
    /* Replaced by ambient-bg */
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }

    100% {
        transform: scale(1.05);
        opacity: 1;
    }
}

/* Premium Glassmorphism */
.glass {
    background: var(--bg-glass);
    backdrop-filter: blur(var(--blur-intensity));
    -webkit-backdrop-filter: blur(var(--blur-intensity));
    border: 1px solid var(--glass-border);
    border-top: 1px solid var(--glass-highlight);
    border-radius: 28px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

/* App Container */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Header Aesthetics */
.header {
    text-align: center;
    padding: 40px 0 20px;
}

.header h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--gold) 0%, var(--cyan) 50%, var(--purple) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 300;
    letter-spacing: 0.05em;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Global Avatar Utilities */
.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: inherit;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideUpFade {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}