:root {
    /* Cores - Modo claro (padrão) */
    --primary: #0c7775;
    --primary-dark: #2563EB;
    --secondary: #72c8bd;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-tertiary: #9CA3AF;
    --border: #E5E7EB;
    --shadow: rgba(0, 0, 0, 0.05);
    --shadow-lg: rgba(0, 0, 0, 0.1);
}

/* Modo escuro */
[data-theme="dark"] {
    --primary: #72c8bd;
    --primary-dark: #0c7775;
    --secondary: #72c8bd;
    --success: #34D399;
    --warning: #FBBF24;
    --danger: #F87171;
    --bg-primary: #1F2937;
    --bg-secondary: #111827;
    --bg-tertiary: #374151;
    --text-primary: #F9FAFB;
    --text-secondary: #E5E7EB;
    --text-tertiary: #9CA3AF;
    --border: #374151;
    --shadow: rgba(0, 0, 0, 0.2);
    --shadow-lg: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

body {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.setup-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

.setup-card {
    width: 100%;
    max-width: 650px;
    background-color: var(--bg-primary);
    border-radius: 1rem;
    box-shadow: 0 10px 30px var(--shadow-lg);
    padding: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 2.5rem;
    justify-content: center;
}

.logo-icon {
    width: 46px;
    height: 46px;
    background: transparent;
    border-radius: 15px;
    display: grid;
    place-items: center;
    color: white;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: inherit;
    filter: drop-shadow(0 10px 18px rgba(6, 79, 83, 0.24));
    transition: transform 240ms cubic-bezier(.2, .8, .2, 1), filter 240ms ease;
}

.logo:hover .logo-icon img {
    transform: rotate(-5deg) scale(1.07);
    filter: drop-shadow(0 14px 24px rgba(6, 79, 83, 0.34));
}

.setup-header {
    text-align: center;
    margin-bottom: 2rem;
}

.setup-header h1 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

/* NOVO: Seções do formulário */
.form-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.form-section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-section-icon {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* NOVO: Label pequeno explicativo */
.form-help {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-top: 0.25rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-primary);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* NOVO: Input com botão */
.input-group {
    display: flex;
    gap: 0.5rem;
}

.input-group .form-control {
    flex: 1;
}

.btn-generate {
    padding: 0.75rem 1rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
    white-space: nowrap;
}

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

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}