/* ============================================
   AeroWealth - Cyberpunk Neon Theme
   Main Stylesheet
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700;800;900&family=Fira+Code:wght@400;500;600&display=swap');

/* ============ CSS Variables ============ */
:root {
    /* Cyberpunk Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #14141f;
    --bg-tertiary: #1a1a2e;
    --bg-card: rgba(20, 20, 35, 0.8);
    --bg-glass: rgba(20, 20, 40, 0.6);

    --accent-cyan: #00f3ff;
    --accent-pink: #ff00e5;
    --accent-purple: #b400ff;
    --accent-green: #00ff88;
    --accent-yellow: #ffd700;
    --accent-red: #ff4444;

    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;

    --glow-cyan: 0 0 20px rgba(0, 243, 255, 0.5);
    --glow-pink: 0 0 20px rgba(255, 0, 229, 0.5);
    --glow-purple: 0 0 20px rgba(180, 0, 255, 0.5);
    --glow-green: 0 0 20px rgba(0, 255, 136, 0.5);

    --border-glow: rgba(0, 243, 255, 0.3);
    --glass-border: rgba(255, 255, 255, 0.08);

    --font-display: 'Rajdhani', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Fira Code', monospace;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f0f2f8;
    --bg-secondary: #e4e7f0;
    --bg-tertiary: #d5d9e6;
    --bg-card: rgba(255, 255, 255, 0.92);
    --bg-glass: rgba(255, 255, 255, 0.75);
    --text-primary: #0f0f1a;
    --text-secondary: #3a3a50;
    --text-muted: #6a6a80;
    --border-glow: rgba(0, 80, 180, 0.25);
    --glass-border: rgba(0, 0, 0, 0.1);

    --accent-cyan: #0090a8;
    --accent-pink: #c800b0;
    --accent-purple: #8000cc;
    --accent-green: #00a855;
    --accent-yellow: #c49b00;
    --accent-red: #dd2222;

    --glow-cyan: 0 0 12px rgba(0, 144, 168, 0.25);
    --glow-pink: 0 0 12px rgba(200, 0, 176, 0.25);
    --glow-purple: 0 0 12px rgba(128, 0, 204, 0.25);
    --glow-green: 0 0 12px rgba(0, 168, 85, 0.25);

    /* Light-mode specific helpers */
    --bg-overlay: rgba(255, 255, 255, 0.5);
    --bg-dark-panel: rgba(230, 233, 245, 0.85);
    --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.06);
    --glow-pulse: rgba(0, 144, 168, 0.25);
    --glow-pulse-outer: rgba(0, 144, 168, 0.1);
}

/* ============ Reset & Base ============ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-cyan);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-pink);
}

/* Selection */
::selection {
    background: rgba(0, 243, 255, 0.3);
    color: #fff;
}

[data-theme="light"] ::selection {
    background: rgba(0, 144, 168, 0.25);
    color: #0f0f1a;
}

/* ============ Utility Classes ============ */
.text-cyan { color: var(--accent-cyan) !important; }
.text-pink { color: var(--accent-pink) !important; }
.text-purple { color: var(--accent-purple) !important; }
.text-green { color: var(--accent-green) !important; }
.text-yellow { color: var(--accent-yellow) !important; }
.text-red { color: var(--accent-red) !important; }
.text-muted-cyber { color: var(--text-muted) !important; }

.glow-cyan { text-shadow: var(--glow-cyan); }
.glow-pink { text-shadow: var(--glow-pink); }
.glow-purple { text-shadow: var(--glow-purple); }

.font-display { font-family: var(--font-display) !important; }
.font-mono { font-family: var(--font-mono) !important; }

/* ============ Glassmorphism Cards ============ */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: var(--glow-cyan), 0 20px 40px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .glass-card {
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .glass-card:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
}

.neon-card {
    background: var(--bg-card);
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
}

.neon-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-pink), var(--accent-purple));
    opacity: 0;
    transition: var(--transition-normal);
}

.neon-card:hover::before {
    opacity: 1;
}

.neon-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px) scale(1.01);
}

/* ============ Buttons ============ */
.btn-neon {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 32px;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--accent-cyan);
    background: transparent;
    border: 2px solid var(--accent-cyan);
    border-radius: var(--radius-md);
    cursor: pointer;
    overflow: hidden;
    transition: var(--transition-normal);
    text-decoration: none;
}

.btn-neon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-cyan);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: -1;
}

.btn-neon:hover {
    color: var(--bg-primary);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
}

.btn-neon:hover::before {
    opacity: 1;
}

.btn-neon:active {
    transform: translateY(0) scale(0.98);
}

/* Neon Filled */
.btn-neon-filled {
    color: var(--bg-primary);
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    border: none;
    padding: 14px 36px;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-neon-filled::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-neon-filled:hover {
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.5), 0 0 60px rgba(180, 0, 255, 0.3);
    transform: translateY(-2px);
}

[data-theme="light"] .btn-neon-filled {
    color: #fff;
}

[data-theme="light"] .btn-neon-filled:hover {
    box-shadow: 0 4px 20px rgba(0, 144, 168, 0.3);
}

.btn-neon-filled:active::after {
    width: 300px;
    height: 300px;
}

.btn-pink {
    color: var(--accent-pink);
    border-color: var(--accent-pink);
}
.btn-pink::before { background: var(--accent-pink); }
.btn-pink:hover { box-shadow: var(--glow-pink); }

/* ============ Input Fields ============ */
.neon-input-group {
    position: relative;
    margin-bottom: 24px;
}

.neon-input-group label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 8px;
    transition: var(--transition-normal);
}

.neon-input {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--input-bg, rgba(20, 20, 40, 0.5));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    outline: none;
    transition: var(--transition-normal);
}

[data-theme="light"] .neon-input {
    --input-bg: rgba(240, 242, 248, 0.8);
    border-color: rgba(0, 0, 0, 0.12);
}

.neon-input::placeholder {
    color: var(--text-muted);
}

.neon-input:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 243, 255, 0.15), var(--glow-cyan);
    background: rgba(20, 20, 40, 0.8);
}

[data-theme="light"] .neon-input:focus {
    box-shadow: 0 0 0 3px rgba(0, 144, 168, 0.12);
    background: #fff;
}

.neon-input:focus + .input-glow {
    opacity: 1;
}

.neon-input-group.success .neon-input {
    border-color: var(--accent-green);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.neon-input-group.error .neon-input {
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px rgba(255, 68, 68, 0.1);
    animation: shake 0.5s ease-in-out;
}

.input-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0;
    transition: var(--transition-normal);
}

.input-icon {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    transition: var(--transition-normal);
}

.input-validation-icon {
    position: absolute;
    right: 14px;
    bottom: 16px;
    opacity: 0;
    transform: scale(0);
    transition: var(--transition-spring);
}

.input-validation-icon.show {
    opacity: 1;
    transform: scale(1);
}

.input-validation-icon.valid { color: var(--accent-green); }
.input-validation-icon.invalid { color: var(--accent-red); }

/* ============ Particle Canvas ============ */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ============ Scanline Effect ============ */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.05) 0px,
        rgba(0, 0, 0, 0.05) 1px,
        transparent 1px,
        transparent 3px
    );
    pointer-events: none;
    z-index: 9999;
    opacity: 0.3;
}

/* ============ Loading ============ */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.6s ease;
}

.loading-overlay.fade-out {
    opacity: 0;
    pointer-events: none;
}

.loader-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent-cyan);
    text-shadow: var(--glow-cyan);
    animation: pulse-glow 1.5s ease-in-out infinite;
}

.loader-bar {
    width: 200px;
    height: 3px;
    background: var(--bg-secondary);
    border-radius: 2px;
    margin-top: 20px;
    overflow: hidden;
}

.loader-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-pink));
    border-radius: 2px;
    animation: load-progress 2s ease-in-out;
}

/* ============ Toast Notifications ============ */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10001;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 16px 24px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 380px;
    transform: translateX(120%);
    transition: var(--transition-spring);
    border-left: 3px solid var(--accent-cyan);
}

.toast.show {
    transform: translateX(0);
}

.toast.success { border-left-color: var(--accent-green); }
.toast.error { border-left-color: var(--accent-red); }
.toast.warning { border-left-color: var(--accent-yellow); }

.toast-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.toast-message {
    font-size: 0.9rem;
    color: var(--text-primary);
}

.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    background: var(--accent-cyan);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    animation: toast-timer 4s linear forwards;
}

/* ============ Skeleton Loading ============ */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-secondary) 25%,
        var(--bg-tertiary) 50%,
        var(--bg-secondary) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    width: 80%;
}

.skeleton-title {
    height: 24px;
    margin-bottom: 12px;
    width: 60%;
}

.skeleton-circle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

/* ============ Theme Toggle ============ */
.theme-toggle {
    position: relative;
    width: 56px;
    height: 28px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    cursor: pointer;
    transition: var(--transition-normal);
    overflow: hidden;
}

.theme-toggle::before {
    content: '🌙';
    position: absolute;
    top: 50%;
    left: 4px;
    transform: translateY(-50%);
    font-size: 14px;
    transition: var(--transition-spring);
}

[data-theme="light"] .theme-toggle::before {
    content: '☀️';
    left: calc(100% - 22px);
}

.theme-toggle-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 22px;
    height: 22px;
    background: var(--accent-cyan);
    border-radius: 50%;
    transition: var(--transition-spring);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.5);
}

[data-theme="light"] .theme-toggle-knob {
    left: calc(100% - 24px);
    background: var(--accent-yellow);
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
    html { font-size: 14px; }

    .glass-card:hover,
    .neon-card:hover {
        transform: none;
    }
}

@media (max-width: 480px) {
    html { font-size: 13px; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .scanlines { display: none; }
}