/**
 * ST Email Signup Block - Frontend Styles
 * 
 * These are minimal base styles. Customize in your theme's CSS.
 * 
 * Available classes:
 * - .wp-block-st-email-signup  : Block wrapper
 * - .st-signup-form            : Form element
 * - .st-signup-form-inner      : Form inner container
 * - .st-signup-field           : Input field wrapper
 * - .st-signup-email           : Email input
 * - .st-signup-submit          : Button wrapper
 * - .st-signup-button          : Submit button
 * - .st-signup-message         : Message base class
 * - .st-signup-success         : Success message
 * - .st-signup-error           : Error message
 * - .st-layout-stacked         : Stacked layout modifier
 * - .st-layout-inline          : Inline layout modifier
 * - .st-align-left/center/right: Alignment modifiers
 */

.wp-block-st-email-signup {
    width: 100%;
}

/* Form Layout */
.wp-block-st-email-signup .st-signup-form-inner {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.wp-block-st-email-signup.st-layout-inline .st-signup-form-inner {
    flex-direction: row;
    align-items: stretch;
}

.wp-block-st-email-signup .st-signup-field {
    flex: 1;
}

/* Input Field */
.wp-block-st-email-signup .st-signup-email {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    font-family: inherit;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    outline: none;
    transition: border-color 0.2s ease;
}

.wp-block-st-email-signup .st-signup-email:focus {
    border-color: #0073aa;
}

/* Submit Button */
.wp-block-st-email-signup .st-signup-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 16px;
    font-family: inherit;
    font-weight: 500;
    color: #fff;
    background: #0073aa;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.wp-block-st-email-signup .st-signup-button:hover {
    background: #005a87;
}

.wp-block-st-email-signup .st-signup-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.wp-block-st-email-signup.st-layout-stacked .st-signup-button {
    width: 100%;
}

/* Loading Spinner */
.wp-block-st-email-signup .st-spinner {
    animation: st-spin 1s linear infinite;
}

@keyframes st-spin {
    100% {
        transform: rotate(360deg);
    }
}

/* Messages */
.wp-block-st-email-signup .st-signup-message {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 4px;
    font-size: 14px;
}

.wp-block-st-email-signup .st-signup-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.wp-block-st-email-signup .st-signup-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Alignment */
.wp-block-st-email-signup.st-align-center .st-signup-form {
    max-width: 500px;
    margin: 0 auto;
}

.wp-block-st-email-signup.st-align-right .st-signup-form {
    max-width: 500px;
    margin-left: auto;
}

/* Responsive */
@media (max-width: 600px) {
    .wp-block-st-email-signup.st-layout-inline .st-signup-form-inner {
        flex-direction: column;
    }
    
    .wp-block-st-email-signup.st-layout-inline .st-signup-button {
        width: 100%;
    }
}