:root {
    --primary-color:#1F2A16;
    --primary-hover: #2F3E1F;
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --text-color:#2F3E1F;
    --error-color: #ef4444;
    --success-color: #10b981;
    --border-color: #d1d5db;
    --color-black: #000000;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-image: url("https://images.unsplash.com/photo-1768049994214-5df7d70fc078?auto=format&fit=crop&q=80");
    background-size: cover;        /* ocupa a tela inteira */
    background-position: center;    /* centraliza a imagem */
    background-repeat: no-repeat;   /* evita repetição */
    background-attachment: fixed;   /* efeito elegante ao rolar */
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: var(--text-color);
}



.container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.form-container {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.form-container h2 {
    margin-bottom: 24px;
    text-align: center;
    font-size: 24px;
    color: var(--color-black);
}

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

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-black);
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: var(--color-black);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.btn {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

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

.toggle-text {
    margin-top: 20px;
    text-align: center;
    font-size: 14px;
}

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

.toggle-text a:hover {
    text-decoration: underline;
}

.hidden {
    display: none;
}

.message {
    margin-top: 15px;
    padding: 10px;
    border-radius: 6px;
    font-size: 14px;
    text-align: center;
    display: none;
}

.message.error {
    display: block;
    background-color: #fee2e2;
    color: var(--error-color);
    border: 1px solid #fecaca;
}

.message.success {
    display: block;
    background-color: #d1fae5;
    color: var(--success-color);
    border: 1px solid #a7f3d0;
}

/* Dashboard Styles */
.dashboard-container {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 600px;
    width: 90%;
}

.dashboard-container h1 {
    margin-bottom: 20px;
}

.logout-btn {
    margin-top: 20px;
    background-color: var(--error-color);
}

.logout-btn:hover {
    background-color: #dc2626;
}