/* ============================================
   Lorem Ipsum Generator - Layout & Styles

   Breakpoints:
     Mobile:    < 768px   (single column, compact)
     Tablet:    768-1023px (single column, comfortable)
     Desktop:   1024-1399px (single column, no ads)
     Wide:      >= 1400px  (single column + ad sidebars)
   ============================================ */

/* ======================
   BASE LAYOUT
   ====================== */

html {
  background-color: #0d9488;
}

body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background: linear-gradient(135deg, #0d9488 0%, #0f766e 100%);
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
  animation: float 20s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

/* ======================
   HEADER
   ====================== */

.header {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--space-3) 0;
  flex-shrink: 0;
  position: relative;
  z-index: 10;
}

.header-content {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.logo-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: white;
  transition: all var(--transition-base);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(5px);
  flex-shrink: 0;
}

.logo-link:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.logo-text {
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.logo-dot {
  color: #fbbf24;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.2); }
}

.title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

/* ======================
   MODE SELECTOR
   ====================== */

.mode-selector {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
  position: relative;
  z-index: 10;
}

.mode-selector-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.mode-selector-left {
  display: flex;
  gap: var(--space-2);
  flex: 1;
  min-width: 0;
}

.mode-selector-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.mode-selector-right .btn-primary {
  background: rgba(255, 255, 255, 0.95);
  color: #0f766e;
  border: 1px solid rgba(255, 255, 255, 0.9);
  font-weight: var(--font-bold);
}

.mode-selector-right .btn-primary:hover:not(:disabled) {
  background: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .mode-selector-right .btn-primary {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .mode-selector-right .btn-primary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.25);
}

.mode-buttons {
  display: flex;
  gap: var(--space-2);
  flex-wrap: nowrap;
  overflow-x: auto;
}

.mode-btn {
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  color: white;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.mode-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.mode-btn.active {
  background: rgba(255, 255, 255, 0.4);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  font-weight: var(--font-semibold);
}

.mode-dropdown {
  display: none;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-800);
  cursor: pointer;
}

@media (max-width: 1023px) {
  .mode-buttons { display: none; }
  .mode-dropdown { display: block; }
}

/* ======================
   COUNT CONTROL
   ====================== */

.count-control {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.count-label {
  color: white;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.02em;
}

.count-input {
  width: 56px;
  padding: var(--space-1) var(--space-2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-gray-800);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-align: center;
  line-height: 1;
}

.count-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

.count-input::-webkit-inner-spin-button,
.count-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.count-input { -moz-appearance: textfield; }

/* ======================
   HTML TOGGLE
   ====================== */

.html-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-base);
  user-select: none;
  line-height: 1;
}

.html-toggle:hover {
  background: rgba(255, 255, 255, 0.25);
}

.html-toggle:has(input:checked) {
  background: rgba(16, 185, 129, 0.3);
  border-color: rgba(16, 185, 129, 0.5);
}

.html-toggle input[type="checkbox"] {
  width: 14px;
  height: 14px;
  accent-color: #10b981;
  cursor: pointer;
  margin: 0;
}

.html-toggle-label {
  color: white;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.02em;
}

/* ======================
   PAGE BODY
   ====================== */

.page-body {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  grid-template-areas: "content";
  min-height: 0;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

/* ======================
   AD SIDEBARS
   ====================== */

.ad-sidebar {
  display: none;
  align-self: center;
  padding: var(--space-4) 0;
}

.ad-sidebar-left { grid-area: ad-left; justify-self: center; }
.ad-sidebar-right { grid-area: ad-right; justify-self: center; }

.ad-sticky {
  position: sticky;
  top: var(--space-4);
}

.ad-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 160px;
  height: 600px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 2px dashed rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.4;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* ======================
   MAIN CONTENT
   ====================== */

.main-content {
  grid-area: content;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: var(--space-4) 0;
  min-height: 0;
}

/* ======================
   PANELS
   ====================== */

.panels-container {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  min-height: 0;
}

.panel {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.3);
  overflow: hidden;
  min-height: 0;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  transition: box-shadow var(--transition-base);
}

.panel:hover {
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.2);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.1), rgba(15, 118, 110, 0.1));
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.panel-title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-gray-900);
}

.btn-icon {
  background: rgba(13, 148, 136, 0.1);
  border: none;
  cursor: pointer;
  font-size: var(--text-xl);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  color: var(--color-gray-700);
}

.btn-icon:hover {
  background: rgba(13, 148, 136, 0.2);
  transform: scale(1.1);
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.panel-body {
  flex: 1;
  padding: var(--space-4);
  overflow: hidden;
  display: flex;
  min-height: 0;
}

.panel-body .textarea {
  flex: 1;
  min-height: 0;
  resize: none;
  font-size: var(--text-sm);
  line-height: 1.8;
  border: none;
  background: transparent;
  color: var(--color-gray-900);
}

.panel-body .textarea:focus {
  outline: none;
  box-shadow: none;
}

/* ======================
   STATUS BAR
   ====================== */

.status-bar {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--space-2) 0;
  flex-shrink: 0;
  position: relative;
  z-index: 10;
}

.status-content {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  font-size: var(--text-sm);
}

.status-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.status-label {
  color: rgba(255, 255, 255, 0.8);
  font-weight: var(--font-medium);
}

#char-count,
#word-count,
#status-text {
  color: white;
  font-weight: var(--font-semibold);
}

/* ============================================
   RESPONSIVE: Wide Desktop (>= 1400px)
   ============================================ */

@media (min-width: 1400px) {
  .page-body {
    grid-template-columns: 200px 1fr 200px;
    grid-template-areas: "ad-left content ad-right";
  }

  .ad-sidebar { display: block; }
}

/* ============================================
   RESPONSIVE: Mobile (< 768px)
   ============================================ */

@media (max-width: 767px) {
  body {
    height: auto;
    min-height: 100vh;
    min-height: 100dvh;
    overflow-y: auto;
  }

  .page-body {
    overflow: visible;
    min-height: auto;
  }

  .header { padding: var(--space-2) 0; }

  .title { font-size: var(--text-sm); }

  .logo-link {
    font-size: var(--text-sm);
    padding: var(--space-1) var(--space-2);
  }

  .mode-selector-content {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .mode-selector-left { flex: 1 1 100%; }

  .mode-selector-right {
    gap: var(--space-1);
    margin-left: auto;
  }

  .mode-dropdown {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    line-height: 1;
  }

  .btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
  }

  .html-toggle { padding: var(--space-2); }

  .main-content {
    padding: var(--space-2) 0;
    overflow: visible;
  }

  .panels-container {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .panel { min-height: 60vh; }

  .panel-header { padding: var(--space-2) var(--space-3); }

  .panel-title { font-size: var(--text-sm); }

  .panel-body {
    padding: var(--space-2) var(--space-3);
    overflow: auto;
  }

  .status-bar { padding: var(--space-1) 0; }

  .status-content {
    gap: var(--space-2);
    font-size: var(--text-xs);
  }
}

/* ============================================
   DARK MODE
   ============================================ */

html[data-theme="dark"] { background-color: #0f172a; }

[data-theme="dark"] body {
  background: #0f172a;
}

[data-theme="dark"] .header {
  background: rgba(0, 0, 0, 0.3);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .mode-selector {
  background: rgba(0, 0, 0, 0.2);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .mode-btn {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .mode-btn.active {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .mode-dropdown {
  background: var(--color-gray-800);
  color: var(--color-gray-100);
  border-color: var(--color-gray-600);
}

[data-theme="dark"] .panel {
  background: rgba(15, 23, 42, 0.95);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .panel:hover {
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .panel-header {
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.15), rgba(15, 118, 110, 0.15));
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .panel-title { color: var(--color-gray-100); }

[data-theme="dark"] .btn-icon {
  background: rgba(13, 148, 136, 0.2);
  color: var(--color-gray-300);
}

[data-theme="dark"] .btn-icon:hover { background: rgba(13, 148, 136, 0.3); }

[data-theme="dark"] .panel-body .textarea { color: var(--color-gray-100); }

[data-theme="dark"] .panel-body .textarea::placeholder { color: var(--color-gray-500); }

[data-theme="dark"] .status-bar {
  background: rgba(0, 0, 0, 0.3);
  border-top-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .html-toggle {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .html-toggle:has(input:checked) {
  background: rgba(16, 185, 129, 0.25);
  border-color: rgba(16, 185, 129, 0.4);
}

[data-theme="dark"] .count-input {
  background: var(--color-gray-800);
  color: var(--color-gray-100);
  border-color: var(--color-gray-600);
}

[data-theme="dark"] .ad-placeholder {
  background: rgba(0, 0, 0, 0.2);
  border-color: rgba(255, 255, 255, 0.15);
}

/* ── About/Related fix: allow scrolling past tool UI ─────────────────────── */
.main-content { overflow-y: auto; }
.panels-container { min-height: clamp(350px, 60vh, 800px); }

/* ── Compact header ─────────────────────────────────────────────────────── */
.header { padding: var(--space-1) 0; }
.logo-link { font-size: var(--text-sm); padding: var(--space-1) var(--space-2); }
.title { font-size: var(--text-sm); }

/* ── Mobile: natural page scroll + usable editor height ─────────────────── */
@media (max-width: 767px) {
  body { height: auto; min-height: 100vh; overflow-y: auto; }
  .page-body { overflow: visible; }
  .main-content { overflow: visible !important; padding-bottom: var(--space-8); }
  .panel { min-height: 42vh; }
}