:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-accent: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --primary: #0284c7;
    --primary-hover: #0369a1;
    --primary-light: rgba(2, 132, 199, 0.1);
    --accent: #059669;
    --card-border: rgba(0, 0, 0, 0.08);
    --font-main: 'Outfit', sans-serif;
    --danger: #ef4444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    text-align: center;
}

.logo-container {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 16px;
    color: white;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 20px rgba(2, 132, 199, 0.2);
}

h2 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

p.subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2.5rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.input-wrapper {
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1rem;
}

.form-control {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 0.85rem 1rem 0.85rem 2.75rem;
    color: var(--text-primary);
    outline: none;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.btn-submit {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: white;
    border: none;
    width: 100%;
    padding: 0.9rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(2, 132, 199, 0.2);
    transition: all 0.2s;
    margin-top: 1rem;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.3);
}

.error-banner {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
    color: var(--danger);
    border-radius: 10px;
    padding: 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}