/* Fake iMessage Generator
-------------------------------------- */

.imsg-page {
    --imsg-accent: #007AFF;
    --imsg-accent-dark: #0062CC;
    --imsg-accent-text: #0a4ea8;
    --imsg-accent-light: color-mix(in srgb, #007AFF 12%, transparent);
    --imsg-border: var(--flex-gray-15, rgba(0, 0, 0, 0.08));
    --imsg-surface: var(--solid-white, #fff);
    --imsg-panel: #f3f4f6;
    --imsg-panel-darker: #ebedf0;
    --imsg-input-border: #e5e7eb;
    --imsg-radius: var(--round-7, 7px);
    --imsg-card-radius: 16px;
    --imsg-transition: var(--effect, 0.25s ease);
    --imsg-text-mute: #6b7280;
    position: relative;
    padding: 36px 0 80px;
}

/* Hero (no card wrapper)
-------------------------------------- */

.imsg-hero {
    max-width: 800px;
    margin: 0 auto;
    padding: 18px 0 28px;
    text-align: center;
}

.imsg-title {
    margin-bottom: 12px;
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.imsg-subtitle {
    max-width: 680px;
    margin: 0 auto 18px;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    line-height: 1.65;
    color: var(--excerpt-color);
}

/* Single tool card
-------------------------------------- */

.imsg-tool-section {
    max-width: 1080px;
    margin: 0 auto;
}

.imsg-tool-card {
    background: var(--imsg-surface);
    border: 1px solid #ddd;
    border-radius: var(--imsg-card-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.05);
    padding: 24px;
}

.imsg-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 24px;
    align-items: stretch;
}

/* Controls (left) — soft-gray inner panel
-------------------------------------- */

.imsg-controls {
    background: var(--imsg-panel);
    border-radius: 12px;
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    overflow-y: auto;
    min-height: 0;
}

.imsg-controls-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.imsg-controls-heading {
    margin: 0;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #4b5563;
}

.imsg-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.imsg-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.imsg-row-3 {
    grid-template-columns: 1fr 1fr 1fr;
}

.imsg-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.imsg-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #374151;
}

.imsg-input,
.imsg-select,
.imsg-textarea {
    background: #fff;
    border: 1px solid var(--imsg-input-border);
    border-radius: var(--imsg-radius);
    padding: 10px 12px;
    font-size: 0.95rem;
    color: #111;
    transition: border-color var(--imsg-transition), box-shadow var(--imsg-transition);
    width: 100%;
    font-family: inherit;
    box-sizing: border-box;
}

.imsg-textarea {
    resize: vertical;
    min-height: 60px;
    line-height: 1.45;
}

.imsg-input:focus,
.imsg-select:focus,
.imsg-textarea:focus {
    outline: none;
    border-color: var(--imsg-accent);
    box-shadow: 0 0 0 3px var(--imsg-accent-light);
}

.imsg-slider {
    width: 100%;
    accent-color: var(--imsg-accent);
}

.imsg-slider:focus-visible {
    outline: 2px solid var(--imsg-accent);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Toggles
-------------------------------------- */

.imsg-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 14px;
}

.imsg-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    user-select: none;
}

.imsg-toggle input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--imsg-accent);
    cursor: pointer;
}

/* Message list
-------------------------------------- */

.imsg-message-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.imsg-message {
    background: #fff;
    border: 1px solid var(--imsg-input-border);
    border-radius: 10px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.imsg-message-head {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.imsg-side-toggle {
    display: inline-flex;
    background: var(--imsg-panel-darker);
    border-radius: 999px;
    padding: 2px;
    gap: 0;
    flex-shrink: 0;
}

.imsg-side-toggle button {
    border: 0;
    background: transparent;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    color: #4b5563;
    cursor: pointer;
    transition: background var(--imsg-transition), color var(--imsg-transition);
    font-family: inherit;
}

.imsg-side-toggle button.is-active {
    background: var(--imsg-accent);
    color: #fff;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
}

.imsg-side-toggle button:focus-visible {
    outline: 2px solid var(--imsg-accent);
    outline-offset: 2px;
}

.imsg-message-spacer { flex: 1; }

.imsg-icon-btn {
    border: 0;
    background: transparent;
    color: #6b7280;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--imsg-transition), color var(--imsg-transition);
}

.imsg-icon-btn:hover {
    background: var(--imsg-panel-darker);
    color: #1f2937;
}

.imsg-icon-btn:focus-visible {
    outline: 2px solid var(--imsg-accent);
    outline-offset: 2px;
}

.imsg-icon-btn--danger:hover {
    background: #fee2e2;
    color: #b91c1c;
}

.imsg-icon-btn[disabled] {
    opacity: 0.35;
    cursor: not-allowed;
}

.imsg-message-text {
    width: 100%;
    border: 1px solid var(--imsg-input-border);
    border-radius: var(--imsg-radius);
    padding: 8px 10px;
    font-size: 0.92rem;
    font-family: inherit;
    line-height: 1.4;
    resize: vertical;
    min-height: 44px;
    background: #fff;
    color: #111;
    box-sizing: border-box;
}

.imsg-message-text:focus {
    outline: none;
    border-color: var(--imsg-accent);
    box-shadow: 0 0 0 3px var(--imsg-accent-light);
}

.imsg-message-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.imsg-message-timestamp {
    flex: 1;
    font-size: 0.85rem;
    padding: 6px 10px;
    border: 1px solid var(--imsg-input-border);
    border-radius: var(--imsg-radius);
    background: #fff;
    font-family: inherit;
    box-sizing: border-box;
}

.imsg-message-timestamp:focus {
    outline: none;
    border-color: var(--imsg-accent);
    box-shadow: 0 0 0 3px var(--imsg-accent-light);
}

/* Buttons
-------------------------------------- */

.imsg-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--imsg-border);
}

.imsg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 18px;
    border: 0;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--imsg-transition), transform var(--imsg-transition), box-shadow var(--imsg-transition), color var(--imsg-transition);
    font-family: inherit;
    background: #fff;
    color: #1f2937;
    border: 1px solid var(--imsg-input-border);
}

.imsg-btn:hover {
    background: var(--imsg-panel-darker);
}

.imsg-btn:focus-visible {
    outline: 2px solid var(--imsg-accent);
    outline-offset: 2px;
}

.imsg-btn-primary {
    background: var(--imsg-accent);
    color: #fff;
    border-color: transparent;
    min-width: 220px;
}

.imsg-btn-primary:hover {
    background: var(--imsg-accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--imsg-accent) 35%, transparent);
}

.imsg-btn-secondary {
    background: #fff;
}

.imsg-btn-ghost {
    background: transparent;
    border: 1px dashed #c7cad1;
    padding: 6px 12px;
    font-size: 0.82rem;
    color: var(--imsg-accent-text);
}

.imsg-btn-ghost:hover {
    background: var(--imsg-accent-light);
    border-style: solid;
    color: var(--imsg-accent-dark);
}

/* Preview (right)
-------------------------------------- */

.imsg-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    justify-content: flex-start;
}

.imsg-preview-frame {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 6px 28px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
}

.imsg-preview-frame canvas {
    display: block;
    width: 100%;
    height: auto;
}

.imsg-preview-caption {
    margin: 0;
    font-size: 0.82rem;
    color: var(--imsg-text-mute);
}

/* Content sections below the tool card — FLAT, separator-based
-------------------------------------- */

.imsg-seo-content {
    margin-top: 56px;
    padding-top: 36px;
    border-top: 1px solid var(--imsg-border);
}

.imsg-seo-content-inner { padding: 0; }
.imsg-seo-content-inner h2 {
    font-size: clamp(1.2rem, 2.5vw, 1.55rem);
    margin: 28px 0 12px;
    letter-spacing: -0.01em;
}
.imsg-seo-content-inner h2:first-child { margin-top: 0; }
.imsg-seo-content-inner h3 {
    font-size: clamp(1.05rem, 2vw, 1.2rem);
    margin: 22px 0 10px;
}
.imsg-seo-content-inner p,
.imsg-seo-content-inner li {
    font-size: 0.98rem;
    line-height: 1.7;
    color: var(--meta-color, #444);
}
.imsg-seo-content-inner ul,
.imsg-seo-content-inner ol { padding-left: 22px; margin: 0 0 16px; }
.imsg-seo-content-inner li { margin-bottom: 8px; }
.imsg-seo-content-inner code {
    background: var(--imsg-panel);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}
.imsg-seo-content-inner a {
    color: var(--imsg-accent);
    text-decoration: underline;
}
.imsg-seo-content-inner a:hover { color: var(--imsg-accent-dark); }

/* FAQ
-------------------------------------- */

.imsg-faq {
    margin-top: 56px;
    padding-top: 36px;
    border-top: 1px solid var(--imsg-border);
}

.imsg-faq-inner { padding: 0; }

.imsg-faq-title {
    font-size: clamp(1.3rem, 2.8vw, 1.7rem);
    margin: 0 0 18px;
}

.imsg-faq-item {
    border-bottom: 1px solid var(--imsg-border);
    padding: 14px 0;
}

.imsg-faq-item summary {
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    list-style: none;
    position: relative;
    padding-right: 28px;
}
.imsg-faq-item summary::-webkit-details-marker { display: none; }
.imsg-faq-item summary::after {
    content: "+";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.4rem;
    color: var(--imsg-accent);
    line-height: 1;
}
.imsg-faq-item[open] summary::after { content: "−"; }

.imsg-faq-answer { padding-top: 10px; }
.imsg-faq-answer p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--meta-color, #444);
}

.imsg-updated {
    margin-top: 24px;
    font-size: 0.82rem;
    color: var(--imsg-text-mute);
}

/* Mobile
-------------------------------------- */

@media (max-width: 900px) {
    .imsg-grid { grid-template-columns: 1fr; }
    .imsg-preview { order: -1; position: static; }
    .imsg-controls { max-height: none; overflow-y: visible; }
}

@media (max-width: 768px) {
    .imsg-tool-card { padding: 18px; }
    .imsg-row,
    .imsg-row-3 { grid-template-columns: 1fr; }
    .imsg-btn-primary { min-width: 0; width: 100%; }
    /* Theme-wide rule: do NOT override .imsg-faq-inner padding here. */
}