:root {
    --green-primary: #00B050;
    --green-dark: #008a3e;
    --black-text: #1a1a1a;
    --white-bg: #FFFFFF;
    --blue-dark: #1A288B;
    --gray-light: #f4f6f8;
    
    --shadow-md: 0 4px 15px rgba(0,0,0,0.15);
    --transition: 0.3s ease;
    --radius: 8px;
}

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

body {
    font-family: 'Roboto', sans-serif;
    color: var(--black-text);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.cadastro-body {
    background-color: var(--gray-light);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
}

.theme-toggle-cadastro {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-tema-cadastro {
    cursor: pointer;
    width: 32px;
    height: 32px;
    transition: transform 0.4s ease;
}

.icon-tema-cadastro:hover {
    transform: rotate(20deg) scale(1.1);
}

.cadastro-container {
    width: 100%;
    max-width: 450px; /* Mantendo a largura do login */
}

.cadastro-box {
    background-color: var(--white-bg);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.logo-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--gray-light);
}

.cadastro-logo {
    max-height: 70px;
    width: auto;
    margin-bottom: 10px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.1;
}

.logo-title {
    font-weight: 900;
    font-size: 1.6em;
    color: var(--blue-dark);
    letter-spacing: -1px;
    text-transform: uppercase;
}

.logo-subtitle {
    font-size: 0.7em;
    font-weight: 700;
    color: var(--black-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cadastro-box h2 {
    font-size: 1.8em;
    color: var(--green-primary);
    margin-bottom: 30px;
    font-weight: 700;
}

.input-group {
    text-align: left;
    margin-bottom: 15px; /* Reduzido um pouco o espaço por ter mais campos */
}

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

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1em;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.input-group input:focus {
    border-color: var(--green-primary);
    box-shadow: 0 0 0 3px rgba(0, 176, 80, 0.2);
    outline: none;
}

.btn-cadastro {
    width: 100%;
    padding: 12px 30px;
    font-size: 1.1em;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    
    background: linear-gradient(135deg, var(--green-primary) 0%, var(--green-dark) 100%);
    color: var(--white-bg);
    box-shadow: 0 4px 10px rgba(0, 176, 80, 0.3);
    margin-top: 15px;
}

.btn-cadastro:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 176, 80, 0.4);
    filter: brightness(1.05);
}

.link-login {
    display: block;
    margin-top: 25px;
    font-size: 0.9em;
    color: var(--blue-dark);
    text-decoration: none;
    transition: color var(--transition);
}

.link-login:hover {
    color: var(--green-primary);
}

.error-message {
    color: #ff3860;
    font-weight: 500;
    margin-bottom: 10px;
    height: 1.2em;
}

body.dark {
    --green-primary: #00E676;
    --green-dark: #00C853;
    --black-text: #F5F5F5;
    --white-bg: #111827;
    --blue-dark: #60a5fa;
    --gray-light: #1F2937;
}

body.dark .cadastro-body {
    background-color: var(--gray-light);
}

body.dark .cadastro-box {
    background-color: var(--white-bg);
    border: 1px solid #374151;
}

body.dark .logo-area {
    border-bottom: 2px solid #374151;
}

body.dark .logo-title {
    color: #60a5fa;
}

body.dark .cadastro-box h2 {
    color: #00E676;
}

body.dark .input-group label {
    color: #E5E5E5;
}

body.dark .input-group input {
    background-color: #374151;
    border-color: #4B5563;
    color: #F5F5F5;
}

body.dark .input-group input::placeholder {
    color: #9CA3AF;
}

body.dark .input-group input:focus {
    border-color: #00E676;
    box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.2);
}

body.dark .error-message {
    color: #ff6b9d;
}

body.dark .link-login {
    color: #60a5fa;
}

body.dark .link-login:hover {
    color: #00E676;
}