@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@600;700;800&display=swap');

:root {
    --bg-dark: #0b0f14;
    --bg-card: #111827;
    --primary: #22c55e;
    --primary-glow: rgba(34, 197, 94, 0.3);
    --text-main: #e5e7eb;
    --text-muted: #9ca3af;
    --border: #1f2937;
    --input-bg: #020617;
}

html.light-mode {
    --bg-dark: #f3f4f6;
    --bg-card: #ffffff;
    --text-main: #1f2937;
    --text-muted: #4b5563;
    --border: #e5e7eb;
    --input-bg: #f9fafb;
}

html.light-mode .auth-card {
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    background-image: radial-gradient(circle at 50% 0%, rgba(34, 197, 94, 0.05) 0%, transparent 50%);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Prevenção de Flicker no White Label */
.auth-logo {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.branding-ready .auth-logo {
    opacity: 1 !important;
}

.auth-container {
    width: 100%;
    max-width: 450px;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 20px 25px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.auth-logo {
    display: block;
    text-align: center;
    font-family: 'Outfit', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
    margin-bottom: 15px;
}

.auth-logo span {
    color: var(--primary);
}

.auth-header {
    text-align: center;
    margin-bottom: 15px;
}

.auth-header h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.3rem;
    margin-bottom: 4px;
}

.auth-header p {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.input-group {
    margin-bottom: 12px;
}

.input-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-muted);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.input-wrapper input {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 12px 12px 12px 42px;
    border-radius: 10px;
    outline: none;
    transition: 0.3s;
    font-size: 0.9rem;
}

.input-wrapper input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.btn-auth {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    color: #0b0f14;
    border: none;
    border-radius: 10px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 5px;
    font-family: 'Outfit', sans-serif;
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--primary-glow);
    filter: brightness(1.1);
}

.auth-footer {
    margin-top: 15px;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.auth-footer a:hover {
    text-decoration: underline;
}

@media (max-width: 480px) {
    .auth-card {
        padding: 30px 20px;
    }
}