:root {
    --bg-body: #121212;
    --bg-card: #1e1e1e;
    --primary: #64ffda;
    --primary-hover: #4caf9a;
    --secondary: #f44381;
    --text-main: #ffffff;
    --text-muted: #b3b3b3;
    --border-color: #333333;
    --radius-lg: 10px;
    --radius-md: 6px;
    --shadow-soft: 0 4px 8px rgba(0, 0, 0, 0.3);
    --input-bg: #333333;
    --input-focus: #424242;
    --font-main: 'Roboto', sans-serif;
    --transition-fast: 0.2s ease-in-out;
}

body {
    font-family: var(--font-main);
    background: var(--bg-body);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 720px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.page-header {
    margin-bottom: 25px;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.05em;
    color: var(--text-main);
    margin-bottom: 10px;
}

.page-header p {
    font-size: 1rem;
    color: var(--text-muted);
}

form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

label {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-muted);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
select,
textarea {
    width: 100%;
    background-color: var(--input-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: 12px 15px;
    font-size: 1rem;
    color: var(--text-main);
    transition: all var(--transition-fast);
    outline: none;
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23b3b3b3' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px top 50%;
    background-size: 16px;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    background-color: var(--input-focus);
    box-shadow: 0 0 5px rgba(100, 255, 218, 0.3);
    transform: translateY(-1px);
}

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

button,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 50px;
    border: none;
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

button[type="submit"],
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #121212;
    box-shadow: 0 6px 12px rgba(100, 255, 218, 0.4);
}

button[type="submit"]:hover,
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary));
    box-shadow: 0 8px 16px rgba(100, 255, 218, 0.5);
    transform: translateY(-2px);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 15px;
}

/* Responsividade */
@media (max-width: 640px) {
    .container {
        padding: 20px;
    }

    .form-row {
        flex-direction: column;
    }

    .form-row .form-group {
        flex: auto;
    }

    button,
    .btn {
        width: 100%;
    }

    .form-actions {
        flex-direction: column-reverse;
        align-items: stretch;
    }

    .form-actions>* {
        width: 100%;
    }



}