/* Авторизация — тёмная тема */

:root {
    --bg-dark: #0f0f0f;
    --bg-card: #1a1a1a;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --purple-primary: #8B5CF6;
    --purple-hover: #7C3AED;
    --purple-light: #A78BFA;
    --border: #333;
    --red: #EF4444;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-container {
    width: 100%;
    max-width: 420px;
}

.auth-card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 48px 40px;
    border: 1px solid var(--border);
}

.auth-logo {
    text-align: center;
    margin-bottom: 32px;
}

.auth-logo-image {
    max-width: 200px;
    width: 100%;
    height: auto;
}

.auth-card h1 {
    text-align: center;
    font-size: 1.6rem;
    color: var(--purple-light);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus {
    border-color: var(--purple-primary);
}

.form-group input::placeholder {
    color: #555;
}

.error-msg {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    padding: 10px 14px;
    color: #F87171;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.btn {
    display: block;
    width: 100%;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-align: center;
}

.btn-primary {
    background: var(--purple-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--purple-hover);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
    transform: translateY(-1px);
}

[hidden] { display: none !important; }