/* ── Fonts ────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── Base ─────────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
  background-color: var(--surface-canvas);
  color: var(--color-ink-black);
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  line-height: var(--leading-body-sm);
  letter-spacing: var(--tracking-body-sm);
  font-weight: var(--font-weight-regular);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ── Container ────────────────────────────────────────────── */
.container {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
}

/* ── Typography helpers ───────────────────────────────────── */
h1, h2, h3, h4 {
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-heading);
}

/* ── Announcement Bar ─────────────────────────────────────── */
.announcement-bar {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-caption);
  letter-spacing: 0.04em;
  padding: 0 var(--spacing-24);
}

.announcement-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
}

.announcement-sep {
  opacity: 0.4;
}

.announcement-link {
  color: var(--color-highlighter-yellow);
  border-bottom: 1px solid var(--color-highlighter-yellow);
  padding-bottom: 1px;
  font-weight: var(--font-weight-medium);
  transition: opacity 0.15s ease;
}

.announcement-link:hover {
  opacity: 0.75;
}

/* ── Primary Navigation ───────────────────────────────────── */
.primary-nav {
  background-color: var(--surface-canvas);
  height: 64px;
  border-bottom: 1px solid var(--color-ink-black);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: var(--page-max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-24);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  color: var(--color-ink-black);
  flex-shrink: 0;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-nav);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--color-ink-black);
  letter-spacing: -0.02em;
}

.logo-text {
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-body-sm);
  color: var(--color-ink-black);
}

/* Nav links */
.nav-links {
  display: flex;
  gap: var(--spacing-24);
  flex: 1;
  justify-content: center;
}

.nav-link {
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-body-sm);
  color: var(--color-ash-gray);
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-ink-black);
  border-bottom-color: var(--color-ink-black);
}

/* Search */
.nav-search {
  flex: 1;
  max-width: 260px;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 12px;
  color: var(--color-ash-gray);
  pointer-events: none;
}

.search-input-wrapper input {
  width: 100%;
  height: 38px;
  background-color: var(--surface-fog-card);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-inputs);
  padding-left: 36px;
  padding-right: var(--spacing-12);
  font-family: var(--font-primary);
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ink-black);
  transition: background-color 0.15s ease;
}

.search-input-wrapper input::placeholder {
  color: var(--color-ash-gray);
}

.search-input-wrapper input:focus {
  outline: none;
  background-color: var(--surface-canvas);
}

/* Nav right */
.nav-right {
  flex-shrink: 0;
}

/* ── Buttons ──────────────────────────────────────────────── */

/* Primary CTA — Highlighter Yellow */
.btn-primary {
  background-color: var(--color-highlighter-yellow);
  color: var(--color-ink-black);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-buttons);
  padding: 8px 16px;
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-body-sm);
  cursor: pointer;
  transition: opacity 0.15s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  opacity: 0.88;
}

/* Ghost — no fill, no border */
.btn-ghost {
  background: none;
  border: none;
  color: var(--color-ink-black);
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-body-sm);
  cursor: pointer;
  padding: 8px 0;
  transition: opacity 0.15s ease;
}

.btn-ghost:hover {
  opacity: 0.65;
}

/* Outline dark */
.btn-outline-dark {
  background-color: transparent;
  color: var(--color-ink-black);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-buttons);
  padding: 8px 16px;
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-body-sm);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn-outline-dark:hover {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
}

/* Outline light (on dark bg) */
.btn-outline-light {
  background-color: transparent;
  color: var(--color-ink-black);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-buttons);
  padding: 10px 20px;
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-body-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.btn-outline-light:hover {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
}

/* Filled light (white fill on dark) */
.btn-filled-light {
  background-color: var(--color-paper-white);
  color: var(--color-ink-black);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-buttons);
  padding: 10px 20px;
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-body-sm);
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.btn-filled-light:hover {
  opacity: 0.85;
}

/* Filled dark */
.btn-filled-dark {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-buttons);
  padding: 8px 16px;
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-body-sm);
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.btn-filled-dark:hover {
  opacity: 0.8;
}

/* Close button */
.btn-close {
  background: none;
  border: none;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  color: var(--color-ash-gray);
  transition: color 0.15s ease;
}

.btn-close:hover {
  color: var(--color-ink-black);
}

/* ── Filter / Category Chips ──────────────────────────────── */
.filter-section {
  background-color: var(--surface-canvas);
  border-bottom: 1px solid var(--color-ink-black);
  padding: var(--spacing-12) 0;
}

.filter-bar-wrapper {
  overflow-x: auto;
  scrollbar-width: none;
}

.filter-bar-wrapper::-webkit-scrollbar {
  display: none;
}

.filter-bar {
  display: flex;
  gap: var(--spacing-6);
  padding-bottom: 2px;
}

.filter-pill {
  background-color: transparent;
  color: var(--color-ash-gray);
  border: 1px solid var(--color-ash-gray);
  border-radius: var(--radius-buttons);
  padding: 6px 16px;
  font-family: var(--font-primary);
  font-size: var(--text-caption);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--tracking-caption);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease,
    background-color 0.15s ease;
}

.filter-pill:hover {
  color: var(--color-ink-black);
  border-color: var(--color-ink-black);
}

.filter-pill.active {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  border-color: var(--color-ink-black);
}

/* ── Hero Split Panel ─────────────────────────────────────── */
.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
  border-bottom: 1px solid var(--color-ink-black);
}

.hero-left {
  background-color: var(--surface-fog-card);
  display: flex;
  align-items: center;
  padding: var(--spacing-96) var(--spacing-48);
  border-right: 1px solid var(--color-ink-black);
}

.hero-text-content {
  max-width: 480px;
}

.hero-eyebrow {
  display: block;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.06em;
  color: var(--color-ash-gray);
  margin-bottom: var(--spacing-24);
  text-transform: uppercase;
}

.hero-heading {
  font-size: var(--text-heading);
  font-weight: var(--font-weight-medium);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-24);
}

.hero-heading em {
  font-style: italic;
  font-family: Georgia, 'Times New Roman', serif;
}

.hero-subtext {
  font-size: var(--text-body-sm);
  line-height: var(--leading-body-sm);
  letter-spacing: var(--tracking-body-sm);
  color: var(--color-ash-gray);
  margin-bottom: var(--spacing-36);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-12);
  flex-wrap: wrap;
}

.hero-right {
  position: relative;
  overflow: hidden;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ── Feed Section ─────────────────────────────────────────── */
.feed-section {
  padding: var(--section-gap) 0;
  background-color: var(--surface-canvas);
}

.section-header {
  margin-bottom: var(--spacing-48);
  max-width: 640px;
}

.section-eyebrow {
  display: block;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.06em;
  color: var(--color-ash-gray);
  margin-bottom: var(--spacing-12);
  text-transform: uppercase;
}

.section-title {
  font-size: var(--text-heading-sm);
  font-weight: var(--font-weight-medium);
  line-height: var(--leading-heading-sm);
  letter-spacing: var(--tracking-heading-sm);
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-12);
}

.section-subtitle {
  font-size: var(--text-body-sm);
  letter-spacing: var(--tracking-body-sm);
  color: var(--color-ash-gray);
  line-height: var(--leading-body-sm);
}

/* Feed Grid */
.feed-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-36) var(--spacing-24);
}

/* Feed Cards */
.feed-card {
  background-color: var(--surface-canvas);
  display: flex;
  flex-direction: column;
  position: relative;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.feed-card:hover {
  transform: translateY(-2px);
}

.card-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-cards);
  overflow: hidden;
  margin-bottom: var(--spacing-12);
  border: 1px solid var(--color-ink-black);
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.feed-card:hover .card-image {
  transform: scale(1.03);
}

.card-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: var(--radius-buttons);
  text-transform: uppercase;
  z-index: 2;
}

.card-badge.badge-live {
  background-color: var(--color-highlighter-yellow);
  color: var(--color-ink-black);
  border: 1px solid var(--color-ink-black);
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ash-gray);
  margin-bottom: var(--spacing-6);
}

.card-author {
  text-transform: uppercase;
}

.card-title {
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-body-sm);
  line-height: 1.3;
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-6);
}

.card-description {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  line-height: var(--leading-caption);
  color: var(--color-ash-gray);
  flex-grow: 1;
  margin-bottom: var(--spacing-12);
}

/* ── No Results ───────────────────────────────────────────── */
.no-results {
  text-align: center;
  padding: var(--spacing-96) 0;
  border: 1px solid var(--color-ash-gray);
  border-radius: var(--radius-cards);
}

.no-results-text {
  font-size: var(--text-body-sm);
  letter-spacing: var(--tracking-body-sm);
  color: var(--color-ash-gray);
  margin-bottom: var(--spacing-24);
}

/* ── Sandbox Section ──────────────────────────────────────── */
.sandbox-section {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  padding: var(--section-gap) 0;
  border-top: 1px solid var(--color-ink-black);
  border-bottom: 1px solid var(--color-ink-black);
}

.sandbox-section .section-header.light .section-title {
  color: var(--color-paper-white);
}

.sandbox-section .section-header.light .section-subtitle {
  color: var(--color-ash-gray);
}

.sandbox-section .section-header.light .section-eyebrow {
  color: var(--color-ash-gray);
}

.sandbox-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-24);
  height: 560px;
  margin-top: var(--spacing-36);
}

.sandbox-editor-panel {
  background-color: #0f0f0f;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-cards);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.editor-header {
  background-color: #000000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 10px var(--spacing-12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-12);
}

.editor-tabs {
  display: flex;
  gap: var(--spacing-6);
}

.editor-tab {
  background: none;
  border: 1px solid transparent;
  color: var(--color-ash-gray);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  padding: 5px 10px;
  cursor: pointer;
  border-radius: var(--radius-nav);
  transition: all 0.15s ease;
}

.editor-tab.active {
  color: var(--color-paper-white);
  border-color: rgba(255, 255, 255, 0.2);
  background-color: rgba(255, 255, 255, 0.06);
}

.editor-selector {
  display: flex;
  align-items: center;
  gap: var(--spacing-6);
}

.selector-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--color-ash-gray);
}

.theme-select {
  background-color: #1a1a1a;
  color: var(--color-paper-white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-inputs);
  padding: 4px 8px;
  font-family: var(--font-primary);
  font-size: 12px;
  letter-spacing: var(--tracking-caption);
}

.theme-select:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.4);
}

.editor-workspace {
  flex-grow: 1;
  position: relative;
}

.code-editor {
  width: 100%;
  height: 100%;
  background-color: transparent;
  border: none;
  resize: none;
  padding: var(--spacing-12);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: #d4d4d4;
  outline: none;
}

.editor-footer {
  background-color: #000000;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-12);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.editor-status {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--color-ash-gray);
}

.sandbox-preview-panel {
  background-color: var(--surface-canvas);
  border-radius: var(--radius-cards);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.preview-header {
  background-color: var(--surface-fog-card);
  border-bottom: 1px solid var(--color-ink-black);
  padding: 10px var(--spacing-12);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--color-ink-black);
}

.btn-preview-action {
  background: none;
  border: none;
  font-family: var(--font-primary);
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ash-gray);
  cursor: pointer;
  transition: color 0.15s ease;
}

.btn-preview-action:hover {
  color: var(--color-ink-black);
}

.preview-body {
  flex-grow: 1;
  background-color: #fff;
}

.preview-body iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ── Modal ────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background-color: var(--surface-canvas);
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius-cards);
  border: 1px solid var(--color-ink-black);
  padding: var(--spacing-36);
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(16px);
  transition: transform 0.2s ease;
}

.modal-overlay.open .modal-content {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-24);
  padding-bottom: var(--spacing-12);
  border-bottom: 1px solid var(--color-ink-black);
}

.modal-title {
  font-size: var(--text-heading-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-heading-sm);
  color: var(--color-ink-black);
}

/* ── Forms ────────────────────────────────────────────────── */
.form-group {
  margin-bottom: var(--spacing-24);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-12);
}

.form-label {
  display: block;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-6);
}

.form-input {
  width: 100%;
  height: 42px;
  background-color: var(--surface-canvas);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-inputs);
  padding: 0 var(--spacing-12);
  font-family: var(--font-primary);
  font-size: var(--text-body-sm);
  letter-spacing: var(--tracking-body-sm);
  color: var(--color-ink-black);
  transition: background-color 0.15s ease;
}

.form-input::placeholder {
  color: var(--color-ash-gray);
}

.form-input:focus {
  outline: none;
  background-color: var(--surface-fog-card);
}

.form-textarea {
  height: 96px;
  padding: var(--spacing-12);
  resize: vertical;
}

.form-textarea.monospace {
  font-family: var(--font-mono);
  font-size: 13px;
}

.form-note {
  display: block;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ash-gray);
  margin-top: var(--spacing-6);
}

.form-checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  font-size: var(--text-body-sm);
  letter-spacing: var(--tracking-body-sm);
  color: var(--color-ash-gray);
  cursor: pointer;
}

.form-checkbox-label input {
  width: 16px;
  height: 16px;
  accent-color: var(--color-ink-black);
}

.modal-footer {
  margin-top: var(--spacing-36);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-12);
}

/* ── About Split Panel ────────────────────────────────────── */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
  border-bottom: 1px solid var(--color-ink-black);
  background-color: var(--surface-canvas);
}

.about-left {
  background-color: var(--surface-canvas);
  display: flex;
  align-items: center;
  padding: var(--spacing-96) var(--spacing-48);
  border-right: 1px solid var(--color-ink-black);
}

.about-text-content {
  max-width: 480px;
}

.about-eyebrow {
  display: block;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.06em;
  color: var(--color-ash-gray);
  margin-bottom: var(--spacing-24);
  text-transform: uppercase;
}

.about-heading {
  font-size: var(--text-heading);
  font-weight: var(--font-weight-medium);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-24);
}

.about-body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
  margin-bottom: var(--spacing-36);
}

.about-para {
  font-size: var(--text-body-sm);
  letter-spacing: var(--tracking-body-sm);
  line-height: var(--leading-body-sm);
  color: var(--color-ash-gray);
}

.about-actions {
  display: flex;
  gap: var(--spacing-12);
}

.about-right {
  position: relative;
  overflow: hidden;
}

.about-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ── Footer ───────────────────────────────────────────────── */
.main-footer {
  background-color: var(--color-fog-gray);
  border-top: 1px solid var(--color-ink-black);
  color: var(--color-ink-black);
  padding: var(--section-gap) 0 var(--spacing-36) 0;
  font-family: var(--font-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: var(--spacing-48) var(--spacing-36);
  border-bottom: 1px solid var(--color-ink-black);
  padding-bottom: var(--spacing-48);
  margin-bottom: var(--spacing-36);
}

.footer-brand-column .logo {
  margin-bottom: var(--spacing-12);
}

.footer-manifesto {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  line-height: var(--leading-caption);
  color: var(--color-ash-gray);
}

.footer-title {
  display: block;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.06em;
  color: var(--color-ink-black);
  text-transform: uppercase;
  margin-bottom: var(--spacing-24);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-12);
}

.footer-link {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ash-gray);
  transition: color 0.15s ease;
}

.footer-link:hover {
  color: var(--color-ink-black);
}

/* Accent system (Highlighter Yellow) */
.accent-box {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-caption);
  margin-bottom: var(--spacing-12);
}

.accent-dot {
  width: 10px;
  height: 10px;
  border-radius: 9999px;
  background-color: var(--color-highlighter-yellow);
  border: 1px solid var(--color-ink-black);
  flex-shrink: 0;
}

.accent-explanation {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ash-gray);
  line-height: var(--leading-caption);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ash-gray);
}

/* ── Tools Section ────────────────────────────────────────── */
.tools-section {
  padding: var(--section-gap) 0;
  background-color: var(--surface-fog-card);
  border-top: 1px solid var(--color-ink-black);
  border-bottom: 1px solid var(--color-ink-black);
}

/* Carousel Container Header Row */
.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--spacing-48);
}

.section-header-row .section-header {
  margin-bottom: 0;
}

/* Carousel Controls */
.carousel-controls {
  display: flex;
  gap: var(--spacing-8);
  margin-bottom: var(--spacing-12);
}

.carousel-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--surface-canvas);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-nav);
  color: var(--color-ink-black);
  cursor: pointer;
  transition: background-color 0.15s ease, opacity 0.15s ease;
}

.carousel-arrow:hover:not(:disabled) {
  background-color: var(--surface-soft-card);
}

.carousel-arrow:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  border-color: var(--color-ash-border);
  color: var(--color-ash-gray);
}

/* Tools Carousel Wrapper */
.tools-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
}

/* Tools Slider Container */
.tools-slider {
  display: flex;
  gap: var(--spacing-24);
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE 10+ */
  padding-bottom: var(--spacing-8); /* offset to avoid clipping active scale or card translations */
  margin-bottom: var(--spacing-24);
}

.tools-slider::-webkit-scrollbar {
  display: none; /* Safari and Chrome */
}

/* Tool Card adjustments */
.tools-slider .tool-card {
  flex: 0 0 calc(25% - 18px); /* 4 columns on desktop */
  min-width: 280px;
  scroll-snap-align: start;
}

/* Carousel Pagination Dots */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: var(--spacing-8);
  margin-top: var(--spacing-24);
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-badges);
  background-color: var(--color-ash-border);
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  padding: 0;
}

.carousel-dot.active {
  width: 16px;
  background-color: var(--color-carbon-ink);
  border-radius: 4px;
}

/* Tool Card */
.tool-card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
  background-color: var(--surface-canvas);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-cards);
  padding: var(--spacing-24);
  text-decoration: none;
  color: var(--color-ink-black);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  position: relative;
}

.tool-card:hover {
  transform: translateY(-3px);
}

/* Placeholder variant */
.tool-card-placeholder {
  cursor: default;
  opacity: 0.55;
}

.tool-card-placeholder:hover {
  transform: none;
}

/* Card header row */
.tool-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-6);
}

/* Icon box */
.tool-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-nav);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface-fog-card);
  color: var(--color-ink-black);
}

.tool-icon-muted {
  border-color: var(--color-ash-gray);
  color: var(--color-ash-gray);
  background-color: transparent;
}

/* Badge */
.tool-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.07em;
  background-color: var(--color-highlighter-yellow);
  color: var(--color-ink-black);
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-buttons);
  padding: 3px 10px;
}

/* Title */
.tool-title {
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-body-sm);
  line-height: 1.3;
  color: var(--color-ink-black);
}

.tool-title-muted {
  color: var(--color-ash-gray);
}

/* Description */
.tool-desc {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  line-height: var(--leading-caption);
  color: var(--color-ash-gray);
  flex-grow: 1;
}

.tool-desc-muted {
  color: var(--color-ash-gray);
}

/* Tag pills */
.tool-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tool-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.03em;
  color: var(--color-ash-gray);
  border: 1px solid var(--color-ash-gray);
  border-radius: var(--radius-buttons);
  padding: 2px 8px;
}

/* CTA link */
.tool-cta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-caption);
  color: var(--color-ink-black);
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-12);
  border-top: 1px solid var(--color-ink-black);
  transition: gap 0.15s ease;
}

.tool-card:hover .tool-cta {
  gap: 10px;
}

/* Coming soon label */
.tool-coming {
  display: inline-block;
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.07em;
  color: var(--color-ash-gray);
  border: 1px solid var(--color-ash-gray);
  border-radius: var(--radius-buttons);
  padding: 3px 10px;
  margin-top: auto;
  align-self: flex-start;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-split {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-left {
    border-right: none;
    border-bottom: 1px solid var(--color-ink-black);
    padding: var(--spacing-48);
  }

  .hero-right {
    height: 320px;
  }

  .about-split {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .about-left {
    border-right: none;
    border-bottom: 1px solid var(--color-ink-black);
    padding: var(--spacing-48);
  }

  .about-right {
    height: 320px;
  }

  .sandbox-container {
    grid-template-columns: 1fr;
    height: auto;
  }

  .sandbox-editor-panel {
    height: 400px;
  }

  .sandbox-preview-panel {
    height: 380px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .section-header-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-20);
  }

  .carousel-controls {
    margin-bottom: 0;
  }

  .tools-slider .tool-card {
    flex: 0 0 calc(50% - 12px);
  }
}

/* Checkbox Hack Toggle Styles */
.nav-toggle-cb {
  display: none !important;
}

.nav-toggle-btn {
  display: none;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius-nav);
  color: var(--color-ink-black);
  z-index: 2001;
  transition: all 0.15s ease;
}

.nav-toggle-btn:hover {
  background-color: var(--surface-fog-card);
}

.nav-toggle-cb:checked ~ .nav-toggle-btn {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  border-color: var(--color-ink-black);
}

.nav-toggle-cb:checked ~ .nav-toggle-btn .menu-open-icon {
  display: none !important;
}

.nav-toggle-cb:checked ~ .nav-toggle-btn .menu-close-icon {
  display: block !important;
}

@media (max-width: 768px) {
  .nav-toggle-btn {
    display: flex;
    order: 3;
  }

  .primary-nav {
    height: 64px !important;
  }

  .nav-container {
    height: 100% !important;
    flex-direction: row !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 0 var(--spacing-16) !important;
    gap: var(--spacing-12) !important;
  }

  .nav-left {
    width: auto !important;
  }

  .nav-links {
    position: fixed !important;
    top: 0 !important;
    right: -300px !important;
    width: 280px !important;
    height: 100vh !important;
    background-color: var(--surface-canvas) !important;
    border-left: 1px solid var(--color-ink-black) !important;
    flex-direction: column !important;
    justify-content: flex-start !important;
    align-items: stretch !important;
    padding: 80px 24px 24px 24px !important;
    gap: 8px !important;
    z-index: 2000 !important;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.08) !important;
    margin: 0 !important;
  }

  .nav-toggle-cb:checked ~ .nav-links {
    transform: translateX(-300px) !important;
  }

  .nav-link {
    font-size: 15px !important;
    padding: 12px 16px !important;
    border-bottom: none !important;
    border-left: 3px solid transparent !important;
    width: 100% !important;
    display: block !important;
    color: var(--color-ash-gray) !important;
    transition: all 0.15s ease;
    text-align: left !important;
  }

  .nav-link:hover,
  .nav-link.active {
    border-left-color: var(--color-ink-black) !important;
    background-color: var(--surface-fog-card) !important;
    color: var(--color-ink-black) !important;
  }

  .nav-search {
    display: none;
  }

  .feed-grid {
    grid-template-columns: 1fr;
  }

  .tools-slider .tool-card {
    flex: 0 0 100%;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-12);
    text-align: center;
  }
}