/* Center the signup container vertically and horizontally */
.signup-container {
    min-height: calc(100vh - 120px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

/* Modern signup card styling - responsive width */
.signup-card {
    width: 95%;
    max-width: 700px;
    border: none !important;
    border-radius: 16px !important;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15) !important;
}

/* Responsive sizing based on screen width */
@media (min-width: 576px) {
    .signup-card {
        width: 90%;
    }
}

@media (min-width: 768px) {
    .signup-card {
        width: 80%;
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .signup-card {
        width: 65%;
        max-width: 740px;
    }
}

@media (min-width: 1200px) {
    .signup-card {
        width: 55%;
        max-width: 760px;
    }
}

@media (min-width: 1400px) {
    .signup-card {
        width: 50%;
        max-width: 780px;
    }
}

.signup-card .card-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    border-bottom: none;
    padding: 1.5rem;
}

.signup-card .card-header h4 {
    font-weight: 600;
    letter-spacing: -0.3px;
}

.signup-card .card-body {
    padding: 2rem;
}

/* Fix dark mode text colors for signup page */
.signup-card .signup-description {
    color: var(--text-secondary) !important;
}

[data-theme='dark'] .signup-card .signup-description {
    color: #b0b8c1 !important;
}

.signup-card .form-label {
    font-weight: 500;
    color: var(--text-primary) !important;
}

.signup-card .form-control,
.signup-card .form-select {
    border-radius: 10px;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.signup-card .form-control:focus,
.signup-card .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

/* Input with icon wrapper */
.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper .form-control {
    padding-left: 2.75rem;
}

.input-icon-wrapper .input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.input-icon-wrapper .form-control:focus + .input-icon {
    color: #667eea;
}

/* Password toggle button */
.password-toggle {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.2s ease;
}

.password-toggle:hover {
    color: var(--text-primary);
}

/* Signup button styling */
.signup-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 10px;
    padding: 0.875rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.signup-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #5a6fd6 0%, #6a4190 100%);
}

.signup-btn:active {
    transform: translateY(0);
}

.signup-btn:disabled {
    opacity: 0.7;
    transform: none;
}

/* Card footer styling */
.signup-card .card-footer {
    background: var(--table-header-bg) !important;
    border-top: 1px solid var(--border-color) !important;
    padding: 1rem;
}

.signup-card .card-footer small {
    color: var(--text-muted) !important;
}

[data-theme='dark'] .signup-card .card-footer small {
    color: #8b949e !important;
}

/* Form check styling */
.signup-card .form-check-label {
    color: var(--text-primary) !important;
}

/* Alert styling improvements */
.signup-card .alert {
    border-radius: 10px;
}

/* Required field indicator */
.required {
    color: #dc3545;
}

/* Step section headers */
.step-header {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

/* Form text helper */
.form-text {
    color: var(--text-muted) !important;
}

/* Progress bar */
.signup-progress {
    height: 4px;
    border-radius: 2px;
    margin-bottom: 1.5rem;
}

/* Step badge */
.step-badge {
    font-size: 0.75rem;
}

/* Success message styling */
.success-content {
    text-align: center;
    padding: 2rem 1rem;
}

.success-content .success-icon {
    font-size: 4rem;
    color: #28a745;
    margin-bottom: 1rem;
}

.success-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.success-content p {
    color: var(--text-secondary);
}

/* Stripe card element styling */
#card-element {
    padding: 0.75rem 1rem;
    border-radius: 10px;
    height: auto;
}

/* Button group for navigation */
.btn-nav {
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
}