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

:root {
    /* Premium Color Palette */
    --primary-color: #4f46e5; /* Indigo */
    --primary-hover: #4338ca;
    --secondary-color: #10b981; /* Emerald */
    --accent-color: #f59e0b; /* Amber */
    
    --bg-light: #f8fafc;
    --bg-dark: #0f172a;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-light: #f1f5f9;
    
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Background gradient animation for login/landing pages */
.auth-body {
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    justify-content: center;
    align-items: center;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

/* Auth Container */
.auth-container {
    width: 100%;
    max-width: 450px;
    padding: 2.5rem;
    text-align: center;
    margin: 1rem;
    transform: translateY(20px);
    opacity: 0;
    animation: slideUp 0.6s var(--transition-smooth) forwards;
}

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

.auth-logo {
    width: 100px;
    height: auto;
    margin-bottom: 1.5rem;
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform var(--transition-fast);
}
.auth-logo:hover {
    transform: scale(1.05);
}

.auth-container h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.auth-container p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* Form Controls */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: var(--border-radius-md);
    border: 1px solid #cbd5e1;
    background: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.btn {
    display: inline-block;
    width: 100%;
    padding: 0.85rem 1.5rem;
    border-radius: var(--border-radius-md);
    border: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.5);
}

.btn-secondary {
    background-color: white;
    color: var(--text-main);
    border: 1px solid #cbd5e1;
}

.btn-secondary:hover {
    background-color: #f8fafc;
    border-color: var(--primary-color);
}

/* Links & Utilities */
.text-center { text-align: center; }
.mt-3 { margin-top: 1rem; }
.mb-3 { margin-bottom: 1rem; }

a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 480px) {
    .auth-container {
        padding: 1.5rem;
    }
}