/**
 * IKIM Newsletter Frontend Styles
 * Inspired by Tailwind component design with IKIM branding
 */

/* Sticky footer layout - ensures newsletter appears at bottom of page */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body > *:not(.ikim-newsletter-footer-wrapper) {
    flex-shrink: 0;
}

body > #page,
body > .site,
body > #wrapper {
    flex: 1 0 auto;
}

/* Footer wrapper - MIT red background, appears at bottom of page */
.ikim-newsletter-footer-wrapper {
    width: 100%;
    background: #750014;
    color: #ffffff;
    padding: 2rem;
    margin-top: auto;
    flex-shrink: 0;
}

/* Container - max width with auto margins */
.ikim-newsletter-form-container {
    max-width: 1280px;
    margin: 0 auto;
}

/* Inner wrapper - grid layout (title left, form right) */
.ikim-newsletter-form-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

/* Content section (left side) */
.ikim-newsletter-content {
    padding-right: 2rem;
}

.ikim-newsletter-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 0.75rem 0;
    color: #ffffff;
    line-height: 1.2;
}

.ikim-newsletter-description {
    font-size: 1.125rem;
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

/* Form section (right side) */
.ikim-newsletter-form {
    margin: 0;
}

.ikim-newsletter-fields {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

/* Email input */
.ikim-newsletter-email {
    flex: 1;
    padding: 0.875rem 1rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 1rem;
    background: #ffffff;
    color: #1f2937;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.ikim-newsletter-email:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.ikim-newsletter-email::placeholder {
    color: #9ca3af;
}

/* Submit button */
.ikim-newsletter-submit {
    padding: 0.875rem 1.5rem;
    background: #002896;
    color: #ffffff;
    border: none;
    border-radius: 0.375rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.ikim-newsletter-submit:hover {
    background: #001f6b;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.ikim-newsletter-submit:active {
    transform: scale(0.98);
}

.ikim-newsletter-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Message container */
.ikim-newsletter-message {
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.ikim-newsletter-message.success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.ikim-newsletter-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Privacy policy link */
.ikim-newsletter-privacy {
    font-size: 0.875rem;
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
}

.ikim-newsletter-privacy a {
    color: #ffffff;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: opacity 0.2s ease;
}

.ikim-newsletter-privacy a:hover {
    opacity: 0.8;
}

/* Tablet breakpoint */
@media (max-width: 1024px) {
    .ikim-newsletter-form-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .ikim-newsletter-content {
        padding-right: 0;
        text-align: center;
    }
}

/* Mobile breakpoint */
@media (max-width: 640px) {
    .ikim-newsletter-footer-wrapper {
        padding: 3rem 1.5rem;
    }

    .ikim-newsletter-title {
        font-size: 1.5rem;
    }

    .ikim-newsletter-description {
        font-size: 1rem;
    }

    .ikim-newsletter-fields {
        flex-direction: column;
        gap: 0.75rem;
    }

    .ikim-newsletter-submit {
        width: 100%;
    }
}

/* Shortcode version (standalone, not in footer) */
.ikim-newsletter-form-container:not(.ikim-newsletter-footer-wrapper *) {
    background: #750014;
    padding: 3rem;
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

@media (max-width: 640px) {
    .ikim-newsletter-form-container:not(.ikim-newsletter-footer-wrapper *) {
        padding: 2rem 1.5rem;
    }
}