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

:root {
    /* Color Palette - Premium Dark Mode */
    --bg-app: #0f172a;
    --bg-surface: rgba(30, 41, 59, 0.7);
    --bg-surface-hover: rgba(51, 65, 85, 0.8);
    
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --primary-solid: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.4);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;
    
    --border-color: rgba(148, 163, 184, 0.1);
    
    --success: #10b981;
    --danger: #ef4444;
    
    /* Spacing & Layout */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;
    
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px var(--primary-glow);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-app);
    color: var(--text-main);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
    /* Subtle background grid/glow */
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 40%);
}

/* Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.w-full { width: 100%; }
.h-screen { height: 100vh; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.p-4 { padding: 1rem; }
.p-8 { padding: 2rem; }

/* Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    outline: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-inverse);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.input-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.input-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.input-field {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.input-field:focus {
    border-color: var(--primary-solid);
    outline: none;
}

/* Glassmorphism Card */
.glass-card {
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg);
}

/* Login Specific */
.login-container {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
    animation: fadeInUp 0.6s ease-out;
}

.logo-container {
    margin-bottom: 2rem;
}

.logo-img {
    height: 48px;
    width: auto;
    /* Invert logo for dark mode if it's black */
    filter: brightness(0) invert(1); 
    opacity: 0.9;
}

.app {
    display: none; /* Hidden until Vue mounts */
}
.app[v-cloak] {
    display: none;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}