/*
 * Dental SMS Assistant
 * Linear-inspired minimal UI with light and dark themes.
 */

/* ============ Theme Tokens ============ */
:root,
[data-theme="light"] {
  --accent: #5E6AD2;
  --accent-hover: #4F5AC3;
  --accent-soft: rgba(94, 106, 210, 0.10);
  --accent-border: rgba(94, 106, 210, 0.22);
  --on-accent: #FFFFFF;

  --bg: #F7F7F8;
  --surface-1: #FFFFFF;
  --surface-2: #F1F1F3;
  --surface-3: #E8E8EB;
  --surface-4: #D8D8DC;

  --text-primary: #0F0F10;
  --text-secondary: #52525B;
  --text-tertiary: #8B8B92;
  --text-on-soft: #4F5AC3;

--border: rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.14);
  --divider: rgba(0, 0, 0, 0.07);

  --error: #E5484D;
  --error-soft: rgba(229, 72, 77, 0.08);
  --error-border: rgba(229, 72, 77, 0.20);
  --success: #30A46C;
  --success-soft: rgba(48, 164, 108, 0.08);
  --success-border: rgba(48, 164, 108, 0.20);
  --warning: #E5A23B;
  --warning-soft: rgba(229, 162, 59, 0.10);
  --warning-border: rgba(229, 162, 59, 0.22);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --shadow-frame: 0 24px 60px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  --accent: #7B83EB;
  --accent-hover: #8E96EF;
  --accent-soft: rgba(123, 131, 235, 0.14);
  --accent-border: rgba(123, 131, 235, 0.28);
  --on-accent: #FFFFFF;

  --bg: #08090A;
  --surface-1: #101113;
  --surface-2: #161719;
  --surface-3: #1C1D1F;
  --surface-4: #232427;

  --text-primary: #F7F8F8;
  --text-secondary: #B4BBC2;
  --text-tertiary: #6F7681;
  --text-on-soft: #B4BAF5;

  --border: rgba(255, 255, 255, 0.06);
  --border-strong: rgba(255, 255, 255, 0.10);
  --divider: rgba(255, 255, 255, 0.04);

  --error: #FF6369;
  --error-soft: rgba(255, 99, 105, 0.10);
  --error-border: rgba(255, 99, 105, 0.22);
  --success: #4CC38A;
  --success-soft: rgba(76, 195, 138, 0.10);
  --success-border: rgba(76, 195, 138, 0.22);
  --warning: #FFB454;
  --warning-soft: rgba(255, 180, 84, 0.10);
  --warning-border: rgba(255, 180, 84, 0.22);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-frame: 0 24px 60px rgba(0, 0, 0, 0.5);
}

:root {
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 999px;

  --ease: cubic-bezier(0.2, 0, 0, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 100ms;
  --dur-base: 180ms;
  --dur-slow: 280ms;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
}

body {
  font-family: 'Vazirmatn', sans-serif;
  font-weight: 400;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.55;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 10px;
  transition: background var(--dur-base) var(--ease);
}

button {
  font-family: inherit;
}

/* ============ Phone Frame ============ */
.phone-frame {
  width: 100%;
  max-width: 420px;
  height: calc(100vh - 20px);
  max-height: 920px;
  background: var(--surface-1);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-frame);
  transition: background var(--dur-base) var(--ease);
}

@media (min-width: 500px) {
  .phone-frame {
    border-radius: 20px;
    border: 1px solid var(--border);
  }
}

/* ============ Top Bar ============ */
.top-bar {
  height: 56px;
  background: var(--surface-1);
  display: flex;
  align-items: center;
  padding: 0 18px;
  flex-shrink: 0;
  z-index: 10;
}

.top-bar h1 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.2px;
  color: var(--text-primary);
}

/* ============ Content Area ============ */
.content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 4px 18px 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
  min-height: 0;
}

.content::-webkit-scrollbar {
  width: 4px;
}

.content::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 4px;
}

/* ============ Pages ============ */
.page {
  display: none;
  animation: fadeUp var(--dur-slow) var(--ease-out);
}

.page.active {
  display: block;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ Section Headers ============ */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 16px 2px 8px;
}

.section-header:first-child {
  margin-top: 4px;
}

.section-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: 0.1px;
}

.selected-count {
  font-size: 11px;
  color: var(--accent);
  font-weight: 600;
  opacity: 0;
  transform: translateY(-2px);
  transition: all var(--dur-base) var(--ease-out);
}

.selected-count.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============ Shortcuts Grid ============ */
.shortcuts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.shortcut-card {
  background: var(--surface-2);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 10px 6px;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  position: relative;
  text-align: center;
  min-height: 72px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.shortcut-card:hover {
  background: var(--surface-3);
}

.shortcut-card:active {
  transform: scale(0.97);
}

.shortcut-card.selected {
  background: var(--accent-soft);
  border-color: var(--accent-border);
}

.shortcut-card.selected .shortcut-title {
  color: var(--text-on-soft);
}

.shortcut-icon {
  font-size: 18px;
  line-height: 1;
}

.shortcut-title {
  font-size: 10.5px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--text-secondary);
}

.shortcut-check {
  position: absolute;
  top: 5px;
  left: 5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--on-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0);
  transition: all var(--dur-base) var(--ease-out);
  font-size: 7px;
}

.shortcut-card.selected .shortcut-check {
  opacity: 1;
  transform: scale(1);
}

/* ============ Input Fields ============ */
.input-wrapper {
  position: relative;
}

.phone-input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid transparent;
  color: var(--text-primary);
  padding: 12px 14px 12px 40px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  direction: ltr;
  text-align: left;
  transition: all var(--dur-fast) var(--ease);
  letter-spacing: 0.6px;
}

.phone-input::placeholder {
  color: var(--text-tertiary);
  font-weight: 400;
  letter-spacing: normal;
}

.phone-input:focus {
  outline: none;
  background: var(--surface-1);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
  transition: color var(--dur-fast);
  font-size: 12px;
}

.phone-input:focus ~ .input-icon {
  color: var(--accent);
}

/* ============ Message Composer ============ */
.composer {
  background: var(--surface-2);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  transition: all var(--dur-fast) var(--ease);
  overflow: hidden;
}

.composer:focus-within {
  background: var(--surface-1);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.message-textarea {
  width: 100%;
  min-height: 96px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  padding: 12px;
  font-family: inherit;
  font-size: 13px;
  line-height: 1.75;
  resize: none;
  display: block;
}

.message-textarea::placeholder {
  color: var(--text-tertiary);
}

.message-textarea:focus {
  outline: none;
}

.signature-preview {
  padding: 8px 12px 10px;
  border-top: 1px dashed var(--border-strong);
  font-size: 12px;
  color: var(--text-tertiary);
  line-height: 1.7;
  white-space: pre-wrap;
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.signature-preview i {
  font-size: 9px;
  margin-top: 6px;
  color: var(--accent);
  flex-shrink: 0;
}

.signature-preview-text {
  flex: 1;
}

.char-counter {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 6px;
  padding: 0 4px;
  font-size: 10.5px;
  color: var(--text-tertiary);
}

.char-counter .sms-count {
  color: var(--accent);
  font-weight: 600;
}

/* ============ Action Buttons ============ */
.action-bar {
  display: flex;
  gap: 6px;
  margin-top: 14px;
}

.btn-send {
  flex: 1;
  height: 44px;
  background: var(--accent);
  color: var(--on-accent);
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--dur-fast) var(--ease);
  letter-spacing: 0.1px;
}

.btn-send:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-send:active {
  transform: scale(0.98);
}

.btn-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-clear {
  width: 44px;
  height: 44px;
  background: transparent;
  color: var(--text-tertiary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast) var(--ease);
  flex-shrink: 0;
  font-size: 13px;
}

.btn-clear:hover {
  background: var(--surface-3);
  color: var(--error);
  border-color: var(--error-border);
}

.btn-clear:active {
  transform: scale(0.96);
}

/* ============ Empty / Loading States ============ */
.empty-state {
  text-align: center;
  padding: 60px 20px 40px;
  color: var(--text-tertiary);
}

.empty-state i {
  font-size: 28px;
  color: var(--surface-4);
  margin-bottom: 14px;
}

.empty-state h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
  letter-spacing: -0.1px;
}

.empty-state p {
  font-size: 12px;
  color: var(--text-tertiary);
  line-height: 1.6;
  max-width: 240px;
  margin: 0 auto;
}

.loading {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-tertiary);
}

.loading i {
  font-size: 18px;
  color: var(--accent);
}

/* ============ Bottom Navigation ============ */
.bottom-nav {
  height: 60px;
  background: var(--surface-1);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  flex-shrink: 0;
  z-index: 10;
}

.nav-item {
  flex: 1;
  height: 100%;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  font-family: inherit;
  font-size: 10px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  transition: color var(--dur-fast);
  position: relative;
}

.nav-icon-wrapper {
  width: 44px;
  height: 26px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-base) var(--ease-out);
  font-size: 14px;
}

.nav-item.active .nav-icon-wrapper {
  background: var(--accent-soft);
  color: var(--accent);
}

.nav-item.active {
  color: var(--text-primary);
  font-weight: 600;
}

/* ============ Snackbar ============ */
.snackbar {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%) translateY(-80px);
  background: var(--surface-1);
  color: var(--text-primary);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 12.5px;
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--border-strong);
  max-width: calc(100% - 32px);
  opacity: 0;
  pointer-events: none;
  font-weight: 500;
}

.snackbar.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.snackbar i {
  font-size: 13px;
  color: var(--accent);
  flex-shrink: 0;
}

.snackbar.error {
  border-color: var(--error-border);
}

.snackbar.error i {
  color: var(--error);
}

.snackbar.success {
  border-color: var(--success-border);
}

.snackbar.success i {
  color: var(--success);
}

/* ============ History Page ============ */
.search-box {
  position: relative;
  margin: 4px 0 12px;
}

.search-input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid transparent;
  color: var(--text-primary);
  padding: 10px 14px 10px 36px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 12px;
  direction: ltr;
  text-align: left;
  transition: all var(--dur-fast) var(--ease);
}

.search-input::placeholder {
  color: var(--text-tertiary);
  text-align: right;
  direction: rtl;
}

.search-input:focus {
  outline: none;
  background: var(--surface-1);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
  font-size: 11px;
}

.history-list {
  display: flex;
  flex-direction: column;
}

.history-item {
  padding: 12px 4px;
  border-bottom: 1px solid var(--divider);
  transition: background var(--dur-fast);
}

.history-item:last-child {
  border-bottom: none;
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
  gap: 8px;
}

.history-phone {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  direction: ltr;
  letter-spacing: 0.4px;
}

.history-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  font-weight: 600;
  flex-shrink: 0;
}

.history-status.sent,
.history-status.delivered {
  background: var(--success-soft);
  color: var(--success);
}

.history-status.pending {
  background: var(--warning-soft);
  color: var(--warning);
}

.history-status.failed {
  background: var(--error-soft);
  color: var(--error);
}

.history-status .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.history-message {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  white-space: pre-wrap;
  word-break: break-word;
}

.history-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.history-date {
  font-size: 10.5px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 5px;
}

.history-delete {
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  transition: all var(--dur-fast);
  font-size: 11px;
}

.history-delete:hover {
  background: var(--error-soft);
  color: var(--error);
}

.mock-badge {
  display: inline-flex;
  align-items: center;
  font-size: 9px;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--warning-soft);
  color: var(--warning);
  font-weight: 600;
  margin-right: 6px;
}

/* ============ Shortcuts Management Page ============ */
.manage-list {
  display: flex;
  flex-direction: column;
}

.manage-item {
  padding: 12px 4px;
  border-bottom: 1px solid var(--divider);
  transition: background var(--dur-fast);
}

.manage-item:last-child {
  border-bottom: none;
}

.manage-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
  gap: 8px;
}

.manage-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.manage-icon {
  font-size: 18px;
  flex-shrink: 0;
  width: 24px;
  text-align: center;
  line-height: 1;
}

.manage-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.manage-actions {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}

.icon-btn {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast);
  font-size: 11px;
}

.icon-btn:hover {
  background: var(--surface-3);
  color: var(--accent);
}

.icon-btn.danger:hover {
  color: var(--error);
  background: var(--error-soft);
}

.manage-text {
  font-size: 11.5px;
  color: var(--text-tertiary);
  line-height: 1.65;
  margin-right: 34px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  white-space: pre-wrap;
}

.btn-add {
  width: 100%;
  height: 42px;
  background: var(--surface-2);
  color: var(--text-secondary);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--dur-fast) var(--ease);
  margin: 4px 0 16px;
}

.btn-add:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent-border);
  border-style: solid;
}

/* ============ Dialog ============ */
.dialog-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease);
}

.dialog-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.dialog {
  background: var(--surface-1);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  width: calc(100% - 32px);
  max-width: 380px;
  max-height: 85vh;
  overflow-y: auto;
  transform: scale(0.94) translateY(8px);
  transition: transform var(--dur-base) var(--ease-out);
  box-shadow: var(--shadow-lg);
}

.dialog-overlay.show .dialog {
  transform: scale(1) translateY(0);
}

.dialog::-webkit-scrollbar { width: 3px; }
.dialog::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.dialog-header {
  padding: 18px 20px 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dialog-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.2px;
}

.dialog-close {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: all var(--dur-fast);
}

.dialog-close:hover {
  background: var(--surface-3);
  color: var(--text-primary);
}

.dialog-body {
  padding: 6px 20px 16px;
}

.field-group {
  margin-bottom: 14px;
}

.field-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
  margin-bottom: 6px;
}

.field-input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid transparent;
  color: var(--text-primary);
  padding: 10px 12px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 13px;
  transition: all var(--dur-fast) var(--ease);
}

.field-input:focus {
  outline: none;
  background: var(--surface-1);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.field-textarea {
  min-height: 96px;
  resize: vertical;
  line-height: 1.7;
}

.icon-picker {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  padding: 8px;
  background: var(--surface-2);
  border-radius: var(--radius-md);
  max-height: 140px;
  overflow-y: auto;
}

.icon-picker::-webkit-scrollbar { width: 3px; }
.icon-picker::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.icon-option {
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all var(--dur-fast);
}

.icon-option:hover {
  background: var(--surface-3);
}

.icon-option.selected {
  background: var(--accent-soft);
  border-color: var(--accent-border);
  transform: scale(1.05);
}

.dialog-footer {
  padding: 12px 20px 16px;
  display: flex;
  gap: 8px;
}

.btn-dialog {
  flex: 1;
  height: 38px;
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-dialog.primary {
  background: var(--accent);
  color: var(--on-accent);
}

.btn-dialog.primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-dialog.primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-dialog.secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-strong);
}

.btn-dialog.secondary:hover {
  background: var(--surface-3);
  color: var(--text-primary);
}

.btn-dialog.danger {
  background: var(--error);
  color: white;
}

.btn-dialog.danger:hover:not(:disabled) {
  opacity: 0.92;
}

/* ============ Confirm Dialog ============ */
.confirm-dialog {
  max-width: 320px;
}

.confirm-body {
  padding: 24px 20px 14px;
  text-align: center;
}

.confirm-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--error-soft);
  color: var(--error);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin: 0 auto 12px;
}

.confirm-title {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.confirm-message {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============ Settings Page ============ */
.setting-section {
  margin-bottom: 8px;
}

.setting-section-title {
  padding: 12px 4px 8px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.setting-row {
  padding: 12px 4px;
  border-bottom: 1px solid var(--divider);
}

.setting-row:last-child {
  border-bottom: none;
}

.setting-label {
  font-size: 12.5px;
  color: var(--text-primary);
  margin-bottom: 6px;
  font-weight: 500;
}

.setting-input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid transparent;
  color: var(--text-primary);
  padding: 10px 12px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 12.5px;
  transition: all var(--dur-fast) var(--ease);
  resize: vertical;
}

.setting-input:focus {
  outline: none;
  background: var(--surface-1);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.setting-input.ltr {
  direction: ltr;
  text-align: left;
}

.setting-input.rtl {
  direction: rtl;
  text-align: right;
}

.setting-textarea {
  min-height: 80px;
  line-height: 1.7;
}

.setting-description {
  font-size: 10.5px;
  color: var(--text-tertiary);
  margin-top: 5px;
  line-height: 1.55;
}

/* ============ Settings Action Row (clickable rows) ============ */
.action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px;
  cursor: pointer;
  transition: background var(--dur-fast);
  border-bottom: 1px solid var(--divider);
  background: transparent;
  border-left: none;
  border-right: none;
  border-top: none;
  width: 100%;
  text-align: right;
  font-family: inherit;
}

.action-row:last-child {
  border-bottom: none;
}

.action-row:hover {
  background: var(--surface-2);
}

.action-row-content {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.action-row-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}

.action-row-text {
  flex: 1;
  min-width: 0;
}

.action-row-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.action-row-subtitle {
  font-size: 11px;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.action-row-trailing {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.action-row-value {
  font-size: 12px;
  color: var(--text-tertiary);
}

.action-row-chevron {
  color: var(--text-tertiary);
  font-size: 11px;
  transform: scaleX(-1);
}

.connection-badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.connection-badge.connected {
  background: var(--success-soft);
  color: var(--success);
}

.connection-badge.disconnected {
  background: var(--surface-3);
  color: var(--text-tertiary);
}

/* ============ Theme Switch (segmented) ============ */
.theme-switch {
  display: inline-flex;
  background: var(--surface-3);
  border-radius: 8px;
  padding: 2px;
  gap: 2px;
}

.theme-switch button {
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  font-family: inherit;
  font-size: 11px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--dur-fast);
  display: flex;
  align-items: center;
  gap: 4px;
}

.theme-switch button.active {
  background: var(--surface-1);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.theme-switch button i {
  font-size: 10px;
}

/* ============ Settings save button ============ */
.btn-save {
  width: 100%;
  height: 42px;
  background: var(--accent);
  color: var(--on-accent);
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--dur-fast) var(--ease);
}

.btn-save:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-save:active {
  transform: scale(0.99);
}

.btn-save:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.password-field-wrapper {
  position: relative;
}

.toggle-password {
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 4px;
  font-size: 12px;
  transition: color var(--dur-fast);
}

.toggle-password:hover {
  color: var(--accent);
}

.setting-input.with-toggle {
  padding-left: 32px;
}

/* ============ Tap feedback (subtle) ============ */
.icon-btn:active,
.history-delete:active,
.dialog-close:active,
.theme-switch button:active {
  transform: scale(0.92);
}

/* ============ History Filters ============ */
.history-filters {
  display: flex;
  gap: 4px;
  margin: 4px 0 12px;
  background: var(--surface-2);
  padding: 3px;
  border-radius: var(--radius-md);
}

.history-filters button {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  font-family: inherit;
  font-size: 11.5px;
  font-weight: 500;
  padding: 7px 4px;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--dur-fast);
}

.history-filters button:hover {
  color: var(--text-secondary);
}

.history-filters button.active {
  background: var(--surface-1);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.history-load-more {
  display: block;
  width: 100%;
  background: transparent;
  border: 1px dashed var(--border-strong);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 12px;
  padding: 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--dur-fast);
  margin: 14px 0 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.history-load-more:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent-border);
  border-style: solid;
}