/* SC Owner Hub 认证页面全页面平铺样式 */

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

:root {
    --primary: #4a6cf7;
    --primary-dark: #3a5ae0;
    --secondary: #64748b;
    --dark: #1e293b;
    --light: #f8fafc;
    --success: #16a34a;
    --error: #dc2626;
}

body {
    background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
    min-height: 100vh;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.auth-page {
    max-width: 520px;
    margin: 0 auto;
    padding-top: 3rem;
}

.logo { text-align: center; margin-bottom: 2rem; }
.logo h1 { font-size: 1.8rem; color: var(--dark); }
.logo h1 span { color: var(--primary); }
.logo p { color: var(--secondary); margin-top: 0.5rem; }

.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; color: var(--dark); font-weight: 500; }
.form-group input {
    width: 100%; padding: 0.9rem 1rem; border: 2px solid #e2e8f0;
    border-radius: 10px; font-size: 1rem; transition: all 0.3s;
    background: white;
}
.form-group input:focus { outline: none; border-color: var(--primary); }
.form-hint { font-size: 0.85rem; color: var(--secondary); margin-top: 0.4rem; }

.btn {
    width: 100%; padding: 1rem; border: none; border-radius: 10px;
    font-size: 1.1rem; font-weight: 600; cursor: pointer;
    background: var(--primary); color: white; transition: all 0.3s;
    text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
}
.btn:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-secondary {
    background: white; color: var(--primary); border: 2px solid var(--primary);
}
.btn-secondary:hover { background: var(--primary); color: white; }
.btn-small { padding: 0.6rem 1.2rem; font-size: 0.95rem; width: auto; }

.alert {
    padding: 0.8rem 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}
.alert-error { background: #fef2f2; color: var(--error); }
.alert-success { background: #f0fdf4; color: var(--success); }

.back-link {
    text-align: center; margin-top: 1.5rem; color: var(--secondary);
}
.back-link a { color: var(--primary); text-decoration: none; font-weight: 500; }

.step-indicator {
    display: flex; justify-content: center; gap: 1rem; margin-bottom: 2rem;
}
.step { 
    width: 40px; height: 40px; border-radius: 50%; 
    display: flex; align-items: center; justify-content: center;
    background: #e2e8f0; color: var(--secondary); font-weight: 600;
}
.step.active { background: var(--primary); color: white; }

.hidden { display: none !important; }

@media (max-width: 480px) {
    body { padding: 12px; }
    .auth-page { padding-top: 2rem; }
}