/* ========================================
   Comments and Likes System Styles
   Matches existing site design patterns
   ======================================== */

:root {
    --comment-bg: #ffffff;
    --comment-border: #E2E8F0;
    --comment-text: #0F172A;
    --comment-meta: #64748B;
    --comment-accent: #3B82F6;
    --comment-accent-hover: #2563EB;
    --comment-reply-bg: #F8FAFC;
    --like-red: #EF4444;
    --like-red-hover: #DC2626;
}

/* ========== Engagement Section ========== */
.engagement-section {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid var(--comment-border);
}

/* ========== Like Buttons (Inline with action buttons) ========== */
/* For project pages - inline with action buttons */
.like-btn {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: white;
    border: 2px solid var(--like-red);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.like-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.like-btn.liked {
    background: linear-gradient(135deg, #DC2626 0%, #B91C1C 100%);
}

.like-btn i {
    transition: transform 0.3s ease;
    font-size: 1.2rem;
}

.like-btn.liked i {
    animation: heartBeat 0.5s ease;
}

/* For blog pages - inline with meta items */
.like-btn-inline {
    background: transparent;
    border: none;
    color: var(--comment-meta);
    cursor: pointer;
    padding: 0;
    font-size: inherit;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: all 0.3s ease;
}

.like-btn-inline:hover {
    color: var(--like-red);
}

.like-btn-inline.liked {
    color: var(--like-red);
}

.like-btn-inline i {
    transition: transform 0.3s ease;
}

.like-btn-inline.liked i {
    animation: heartBeat 0.5s ease;
}

@keyframes heartBeat {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.3); }
    50% { transform: scale(1.1); }
    75% { transform: scale(1.25); }
}

/* ========== Comments Section ========== */
.comments-section {
    margin-top: 3rem;
}

.comments-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--comment-text);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.comments-title i {
    color: var(--comment-accent);
}

/* ========== Comment Form ========== */
.comment-form-container {
    background: var(--comment-bg);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--comment-border);
    margin-bottom: 3rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.comment-form-container h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--comment-text);
    margin-bottom: 1.5rem;
}

.comment-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.comment-form .form-group {
    display: flex;
    flex-direction: column;
}

.comment-input,
.comment-textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    border: 2px solid var(--comment-border);
    border-radius: 10px;
    font-size: 1rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--comment-text);
    transition: all 0.3s ease;
    background: var(--comment-bg);
}

.comment-input:focus,
.comment-textarea:focus {
    outline: none;
    border-color: var(--comment-accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.comment-textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-group .error {
    color: #EF4444;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.submit-button {
    background: #0066cc;
    color: white;
    border: none;
    padding: 0.9rem 2rem;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
    background: #0052a3;
}

.submit-button:active {
    transform: translateY(0);
}

/* ========== Comments List ========== */
.comments-list {
    margin-top: 2rem;
}

.no-comments {
    text-align: center;
    padding: 3rem;
    background: var(--comment-reply-bg);
    border-radius: 15px;
    border: 2px dashed var(--comment-border);
}

.no-comments i {
    font-size: 3rem;
    color: var(--comment-meta);
    margin-bottom: 1rem;
    display: block;
}

.no-comments p {
    color: var(--comment-meta);
    font-size: 1.1rem;
}

/* ========== Comment Item ========== */
.comment-item {
    background: var(--comment-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--comment-border);
    margin-bottom: 1.5rem;
    transition: box-shadow 0.3s ease;
}

.comment-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.comment-reply {
    background: var(--comment-reply-bg);
    border-left: 3px solid var(--comment-accent);
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.comment-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.comment-meta {
    display: flex;
    flex-direction: column;
}

.comment-author {
    font-weight: 600;
    color: var(--comment-text);
    font-size: 1rem;
}

.comment-date {
    color: var(--comment-meta);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.comment-body {
    color: var(--comment-text);
    line-height: 1.7;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.comment-actions {
    display: flex;
    gap: 1rem;
}

.reply-button {
    background: none;
    border: none;
    color: var(--comment-accent);
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.reply-button:hover {
    color: var(--comment-accent-hover);
}

/* ========== Reply Form ========== */
.reply-form-container {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--comment-bg);
    border-radius: 10px;
    border: 2px solid var(--comment-accent);
}

.reply-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.reply-actions {
    display: flex;
    gap: 1rem;
}

.cancel-button {
    background: transparent;
    color: var(--comment-meta);
    border: 2px solid var(--comment-border);
    padding: 0.9rem 2rem;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.cancel-button:hover {
    background: var(--comment-reply-bg);
    border-color: var(--comment-meta);
    color: var(--comment-text);
}

/* ========== Responsive Design ========== */
@media (max-width: 768px) {
    .engagement-section {
        margin-top: 3rem;
        padding-top: 2rem;
    }

    .comments-title {
        font-size: 1.5rem;
    }

    .comment-form-container {
        padding: 1.5rem;
    }

    .comment-form .form-row,
    .reply-form .form-row {
        grid-template-columns: 1fr;
    }

    .comment-item {
        padding: 1rem;
    }

    .comment-reply {
        margin-left: 1rem !important;
    }

    .like-button {
        padding: 0.9rem 1.5rem;
        font-size: 1rem;
    }

    .reply-actions {
        flex-direction: column;
    }

    .submit-button,
    .cancel-button {
        width: 100%;
        justify-content: center;
    }
}

/* ========== Animations ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.comment-item {
    animation: fadeIn 0.4s ease;
}