/* ==========================================================================
   PDFMaster - PDF Sign Tool Stylesheet
   Clean & Minimal · Strict Brand Palette (#e8372a) · Low-RAM Architecture
   Production Grade · Responsive · Dark & Light Mode
   ========================================================================== */

/* ===== DESIGN TOKENS ===== */
:root {
  --accent: #e8372a;
  --accent-dark: #c42d21;
  --accent-light: rgba(232, 55, 42, 0.08);
  --accent-glow: rgba(232, 55, 42, 0.25);

  --brand-blue: #2563eb;
  --brand-blue-dark: #1d4ed8;
  --brand-blue-light: rgba(37, 99, 235, 0.08);

  --success-green: #10b981;
  --success-green-dark: #059669;
  --success-bg: rgba(16, 185, 129, 0.1);

  --delete-red: #ef4444;
  --delete-red-dark: #dc2626;
  --delete-bg: rgba(239, 68, 68, 0.08);

  --font-heading: "Sora", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --font-cursive-1: "Caveat", cursive;
  --font-cursive-2: "Dancing Script", cursive;
  --font-cursive-3: "Great Vibes", cursive;
  --font-cursive-4: "Sacramento", cursive;
  --font-cursive-5: "Pacifico", cursive;
  --font-cursive-6: "Satisfy", cursive;

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
  --transition: 0.2s ease;
  --max-w: 1240px;
  --nav-h: 68px;
}

[data-theme="light"] {
  --bg: #f8f7f5;
  --surface: #ffffff;
  --surface-2: #f2f1ef;
  --surface-3: #eae9e6;
  --border: #e4e2de;
  --border-focus: #c8c5be;
  --text: #1a1917;
  --text-2: #4a4845;
  --text-3: #7a7875;
  --nav-bg: rgba(248, 247, 245, 0.94);
  --card-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  --card-hover-shadow: 0 8px 24px rgba(0, 0, 0, 0.09);
  --modal-overlay: rgba(15, 15, 15, 0.65);
  --badge-bg: #f1f0ee;
  --thumb-bg: #ffffff;
  --canvas-bg: #ffffff;
  --canvas-grid: rgba(0, 0, 0, 0.04);
  --viewer-bg: #e5e5e5;
  --sig-box-bg: rgba(232, 55, 42, 0.04);
}

[data-theme="dark"] {
  --bg: #111110;
  --surface: #1c1b1a;
  --surface-2: #252422;
  --surface-3: #2e2c2a;
  --border: #333230;
  --border-focus: #4a4845;
  --text: #f0ede8;
  --text-2: #b5b0a8;
  --text-3: #7a7875;
  --nav-bg: rgba(17, 17, 16, 0.94);
  --card-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
  --card-hover-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  --modal-overlay: rgba(0, 0, 0, 0.82);
  --badge-bg: #272523;
  --thumb-bg: #181716;
  --canvas-bg: #1e1e1e;
  --canvas-grid: rgba(255, 255, 255, 0.05);
  --viewer-bg: #141414;
  --sig-box-bg: rgba(232, 55, 42, 0.08);
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  transition:
    background var(--transition),
    color var(--transition);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

button {
  cursor: pointer;
  font-family: var(--font-body);
  border: none;
  background: none;
}

ol,
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

/* ===== NAVBAR ===== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: var(--nav-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition:
    background var(--transition),
    border-color var(--transition);
}

.site-header nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  object-fit: contain;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--accent);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-toggle,
.recovery-btn {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.3s,
    border-color 0.3s,
    transform 0.2s,
    color 0.2s;
  color: var(--text-2);
  flex-shrink: 0;
  cursor: pointer;
}

.theme-toggle:hover,
.recovery-btn:hover {
  background: rgba(232, 55, 42, 0.07);
  border-color: rgba(232, 55, 42, 0.18);
  color: var(--accent);
  transform: scale(1.08);
}

.theme-toggle svg,
.recovery-btn svg {
  width: 18px;
  height: 18px;
  pointer-events: none;
}

.recovery-badge {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  animation: pulse-badge 2s infinite ease-in-out;
}

@keyframes pulse-badge {
  0% {
    transform: scale(0.9);
    box-shadow: 0 0 0 0 rgba(232, 55, 42, 0.6);
  }
  70% {
    transform: scale(1.1);
    box-shadow: 0 0 0 6px rgba(232, 55, 42, 0);
  }
  100% {
    transform: scale(0.9);
    box-shadow: 0 0 0 0 rgba(232, 55, 42, 0);
  }
}

.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  padding: 0;
  gap: 5px;
  transition:
    background 0.2s,
    border-color 0.2s;
}

.hamburger-btn:hover {
  background: var(--surface-2);
  border-color: var(--border-focus);
}

.h-bar {
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition:
    transform 0.25s,
    opacity 0.25s;
}

/* ===== SIDE MENU (MOBILE) ===== */
.side-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.side-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.side-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  background: var(--surface);
  border-left: 1px solid var(--border);
  z-index: 1200;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  padding: 24px;
}

.side-menu.active {
  transform: translateX(0);
}

.side-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.side-menu-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
}

.close-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text-2);
  transition:
    background 0.2s,
    color 0.2s;
}

.close-btn:hover {
  background: var(--accent-light);
  color: var(--accent);
}

.side-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.side-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--text-2);
  transition:
    background 0.2s,
    color 0.2s;
}

.side-nav a:hover {
  background: var(--surface-2);
  color: var(--accent);
}

.nav-icon {
  display: flex;
  align-items: center;
  color: var(--accent);
}

/* ===== HERO SECTION ===== */
.hero {
  padding: 56px 0 36px;
  text-align: center;
  position: relative;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--accent-light);
  border: 1px solid rgba(232, 55, 42, 0.2);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}

.hero__badge svg {
  width: 14px;
  height: 14px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.hero__title span {
  color: var(--accent);
}

.hero__subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--text-2);
  max-width: 680px;
  margin: 0 auto 24px;
  line-height: 1.6;
}

.hero-rating {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-2);
  flex-wrap: wrap;
}

.hero-rating__stars {
  display: flex;
  align-items: center;
  color: #f59e0b;
  gap: 3px;
}

.hero-rating__score {
  font-weight: 700;
  color: var(--text);
}

.hero-rating__votes {
  color: var(--text-2);
}

.hero-rating__sep {
  opacity: 0.4;
}

.hero-rating__highlight {
  color: var(--success-green);
  font-weight: 600;
}

.hero-rating__badge {
  font-weight: 600;
  color: var(--accent);
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-2);
  box-shadow: var(--shadow-sm);
}

.hero-pill svg {
  color: var(--success-green);
}

/* ===== RECOVERY NOTICE BANNER ===== */
.recovery-banner {
  max-width: 720px;
  margin: 0 auto 24px;
  padding: 14px 20px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid rgba(232, 55, 42, 0.3);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.recovery-banner-info {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
}

.recovery-banner-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.recovery-banner-text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.recovery-banner-text p {
  font-size: 0.8rem;
  color: var(--text-3);
}

.recovery-banner-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-recovery-restore {
  padding: 8px 16px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  transition: background 0.2s;
}

.btn-recovery-restore:hover {
  background: var(--accent-dark);
}

.btn-recovery-dismiss {
  padding: 8px;
  color: var(--text-3);
  border-radius: var(--radius-sm);
  transition: color 0.2s;
}

.btn-recovery-dismiss:hover {
  color: var(--text);
}

/* ===== UPLOAD ZONE ===== */
.upload-card {
  max-width: 720px;
  margin: 0 auto 48px;
  background: var(--surface);
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: center;
  cursor: pointer;
  transition:
    border-color var(--transition),
    background var(--transition),
    transform 0.2s,
    box-shadow 0.2s;
  box-shadow: var(--shadow);
  position: relative;
}

.upload-card:hover,
.upload-card.drag-over {
  border-color: var(--accent);
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: var(--card-hover-shadow);
}

.upload-icon-wrap {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: transform 0.3s ease;
}

.upload-card:hover .upload-icon-wrap {
  transform: scale(1.08) rotate(-4deg);
}

.upload-icon-wrap svg {
  width: 40px;
  height: 40px;
}

.upload-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.upload-desc {
  font-size: 0.95rem;
  color: var(--text-2);
  margin-bottom: 24px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  transition:
    background var(--transition),
    transform 0.15s,
    box-shadow 0.2s;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-primary:active {
  transform: translateY(1px);
}

.upload-footer {
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  font-size: 0.8rem;
  color: var(--text-3);
}

.upload-footer span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ===== MAIN WORKSPACE ===== */
.workspace {
  display: none;
  margin-bottom: 64px;
}

.workspace.active {
  display: block;
}

/* Sticky Workspace Toolbar */
.workspace-toolbar {
  position: sticky;
  top: var(--nav-h);
  z-index: 100;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 18px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  flex-wrap: wrap;
}

.toolbar-left,
.toolbar-center,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-info-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  max-width: 220px;
}

.file-info-pill svg {
  color: var(--accent);
  flex-shrink: 0;
}

.file-name-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-2);
  background: var(--surface);
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--surface-2);
  border-color: var(--border-focus);
  color: var(--text);
}

.btn-secondary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  transition: all 0.2s;
  box-shadow: 0 2px 8px var(--accent-glow);
}

.btn-accent:hover {
  background: var(--accent-dark);
}

.btn-success {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  background: var(--success-green);
  transition: all 0.2s;
  box-shadow: 0 3px 12px rgba(16, 185, 129, 0.35);
}

.btn-success:hover {
  background: var(--success-green-dark);
  transform: translateY(-1px);
  box-shadow: 0 5px 16px rgba(16, 185, 129, 0.45);
}

.tool-group-divider {
  width: 1px;
  height: 24px;
  background: var(--border);
  margin: 0 4px;
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.zoom-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  color: var(--text-2);
  transition:
    background 0.2s,
    color 0.2s;
}

.zoom-btn:hover {
  background: var(--surface);
  color: var(--text);
}

.zoom-level-text {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0 6px;
  min-width: 44px;
  text-align: center;
  color: var(--text-2);
}

/* Quick Elements Pill Bar */
.quick-tools-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.quick-tool-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
  margin-right: 4px;
  white-space: nowrap;
}

.btn-tool-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--surface-2);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  transition: all 0.2s;
}

.btn-tool-pill:hover {
  background: var(--accent-light);
  border-color: rgba(232, 55, 42, 0.3);
  color: var(--accent);
}

.btn-tool-pill svg {
  color: var(--accent);
}

/* ===== SPLIT WORKSPACE LAYOUT ===== */
.editor-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 16px;
  min-height: 640px;
}

/* Sidebar - Thumbnails */
.editor-sidebar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 180px);
  position: sticky;
  top: calc(var(--nav-h) + 80px);
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.sidebar-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}

.sidebar-page-count {
  font-size: 0.8rem;
  color: var(--text-3);
}

.thumbnails-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  padding-right: 4px;
  flex: 1;
}

.thumb-card {
  position: relative;
  background: var(--surface-2);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px;
  cursor: pointer;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.thumb-card:hover {
  border-color: var(--border-focus);
}

.thumb-card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.thumb-canvas-wrap {
  width: 100%;
  aspect-ratio: 0.707; /* A4 standard portrait */
  background: var(--thumb-bg);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.thumb-canvas-wrap canvas {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.thumb-placeholder {
  font-size: 0.75rem;
  color: var(--text-3);
}

.thumb-meta {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-2);
}

.thumb-signed-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--success-bg);
  color: var(--success-green);
  font-size: 0.7rem;
  font-weight: 700;
}

/* Center Document Viewer & Stage */
.editor-viewer-wrap {
  background: var(--viewer-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 16px;
  min-height: 640px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  overflow: auto;
  position: relative;
  user-select: none;
}

.page-stage-container {
  position: relative;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
  border-radius: 4px;
  background: #ffffff;
  transition:
    width 0.1s ease,
    height 0.1s ease;
}

#pageRenderCanvas {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 4px;
}

/* Overlay where user places signatures */
.signature-overlay {
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: auto;
  overflow: hidden;
}

/* Placed Signature Transform Box */
.sig-element {
  position: absolute;
  touch-action: none;
  cursor: grab;
  z-index: 30;
  user-select: none;
  transform-origin: center center;
}

.sig-element:active {
  cursor: grabbing;
}

.sig-element.selected {
  outline: 2px solid var(--accent);
  box-shadow: 0 0 0 4px var(--accent-light);
}

.sig-element-content {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.sig-element-content img {
  width: 100%;
  height: 100%;
  object-fit: fill;
  pointer-events: none;
}

.sig-element-content .sig-text-node {
  font-size: 1.15rem;
  line-height: 1.2;
  white-space: pre-wrap;
  color: #111827;
  font-weight: 500;
  user-select: none;
  pointer-events: none;
  text-align: center;
}

/* Transform Handles */
.sig-handle {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--surface);
  border: 2px solid var(--accent);
  border-radius: 2px;
  z-index: 40;
  display: none;
}

.sig-element.selected .sig-handle {
  display: block;
}

.sig-handle.handle-nw {
  top: -6px;
  left: -6px;
  cursor: nwse-resize;
}
.sig-handle.handle-ne {
  top: -6px;
  right: -6px;
  cursor: nesw-resize;
}
.sig-handle.handle-sw {
  bottom: -6px;
  left: -6px;
  cursor: nesw-resize;
}
.sig-handle.handle-se {
  bottom: -6px;
  right: -6px;
  cursor: nwse-resize;
}

.sig-handle.handle-rotate {
  top: -26px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--surface);
  cursor: grab;
}

.sig-handle.handle-rotate::after {
  content: "";
  position: absolute;
  top: 12px;
  left: 50%;
  width: 1px;
  height: 12px;
  background: var(--accent);
}

/* Contextual Floating Mini-Toolbar */
.sig-mini-toolbar {
  position: absolute;
  bottom: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px;
  display: none;
  align-items: center;
  gap: 4px;
  box-shadow: var(--shadow);
  z-index: 50;
  white-space: nowrap;
}

.sig-element.selected .sig-mini-toolbar {
  display: flex;
}

.mini-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  color: var(--text-2);
  transition:
    background 0.15s,
    color 0.15s;
}

.mini-btn:hover {
  background: var(--surface-2);
  color: var(--text);
}

.mini-btn.mini-btn-all:hover {
  background: var(--surface-2);
  color: var(--accent);
}

.mini-btn.mini-btn-del:hover {
  background: var(--delete-bg);
  color: var(--delete-red);
}

/* Page Navigation Bar inside Viewer */
.viewer-page-bar {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  box-shadow: var(--shadow);
}

.page-nav-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--text-2);
  transition:
    background 0.2s,
    color 0.2s;
}

.page-nav-btn:hover:not(:disabled) {
  background: var(--surface-2);
  color: var(--text);
}

.page-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.page-indicator {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

/* ===== SIGNATURE STUDIO MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--modal-overlay);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.modal-overlay.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-dialog {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: 90vh;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

.modal-tabs {
  display: flex;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  padding: 4px 16px 0;
  gap: 8px;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-3);
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.tab-btn:hover {
  color: var(--text);
}

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: var(--surface);
  border-top-left-radius: var(--radius-sm);
  border-top-right-radius: var(--radius-sm);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* Tab 1: Draw Tab */
.draw-canvas-container {
  width: 100%;
  height: 220px;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  background: var(--canvas-bg);
  position: relative;
  touch-action: none;
  cursor: crosshair;
  margin-bottom: 16px;
  background-image: radial-gradient(var(--canvas-grid) 1px, transparent 1px);
  background-size: 16px 16px;
}

#drawCanvas {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius) - 2px);
  display: block;
}

.draw-placeholder {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--text-3);
  font-size: 0.9rem;
  pointer-events: none;
  opacity: 0.7;
}

.draw-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.color-picker-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition:
    transform 0.15s,
    border-color 0.15s;
}

.color-swatch:hover {
  transform: scale(1.15);
}

.color-swatch.active {
  border-color: var(--accent);
  transform: scale(1.2);
}

.custom-color-input {
  width: 26px;
  height: 26px;
  border: 2px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  padding: 0;
  background: transparent;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  overflow: hidden;
  transition:
    transform 0.15s,
    border-color 0.15s,
    box-shadow 0.15s;
  vertical-align: middle;
}

.custom-color-input::-webkit-color-swatch-wrapper {
  padding: 0;
}

.custom-color-input::-webkit-color-swatch {
  border: none;
  border-radius: 4px;
}

.custom-color-input::-moz-color-swatch {
  border: none;
  border-radius: 4px;
}

.custom-color-input:hover {
  transform: scale(1.15);
  border-color: var(--accent);
}

.custom-color-input.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-light);
  transform: scale(1.15);
}

.btn-draw-action {
  padding: 6px 12px;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 1;
}

.btn-draw-action svg {
  flex-shrink: 0;
}

.stroke-width-group {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.stroke-btn {
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-2);
  transition: all 0.15s;
}

.stroke-btn.active {
  background: var(--surface);
  color: var(--accent);
  box-shadow: var(--shadow-sm);
}

/* Tab 2: Type Tab */
.type-input-wrap {
  margin-bottom: 20px;
}

.type-input-wrap label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-2);
}

.type-text-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font-size: 1.1rem;
  font-family: inherit;
  outline: none;
  transition:
    border-color 0.2s,
    background 0.2s;
}

.type-text-input:focus {
  border-color: var(--accent);
  background: var(--surface);
}

.font-styles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
  max-height: 280px;
  overflow-y: auto;
}

.font-style-card {
  padding: 14px 16px;
  background: var(--surface-2);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  transition:
    border-color 0.2s,
    background 0.2s;
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.font-style-card:hover {
  border-color: var(--border-focus);
}

.font-style-card.active {
  border-color: var(--accent);
  background: var(--accent-light);
}

.font-preview-text {
  font-size: 1.85rem;
  line-height: 1.25;
  margin-bottom: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

/* Tab 3: Upload Tab */
.upload-sig-dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  background: var(--surface-2);
  transition: all 0.2s;
  margin-bottom: 20px;
}

.upload-sig-dropzone:hover,
.upload-sig-dropzone.drag-over {
  border-color: var(--accent);
  background: var(--accent-light);
}

.upload-sig-preview-wrap {
  display: none;
  margin-bottom: 20px;
  text-align: center;
}

.upload-sig-preview-wrap.active {
  display: block;
}

.upload-tools-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.upload-tools-left,
.upload-tools-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-upload-tool {
  padding: 6px 12px;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 1;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-upload-tool svg {
  flex-shrink: 0;
}

.sig-preview-canvas-box {
  width: 100%;
  max-height: 230px;
  background-color: #f6f6f6;
  background-image:
    linear-gradient(45deg, #e4e4e4 25%, transparent 25%),
    linear-gradient(-45deg, #e4e4e4 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e4e4e4 75%),
    linear-gradient(-45deg, transparent 75%, #e4e4e4 75%);
  background-size: 16px 16px;
  background-position:
    0 0,
    0 8px,
    8px -8px,
    -8px 0px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.05);
  position: relative;
}

.sig-preview-canvas-box.crop-mode {
  background: #1e293b;
  background-image: none;
  box-shadow:
    0 0 0 2px var(--accent),
    inset 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .sig-preview-canvas-box {
  background-color: #1a1a1a;
  background-image:
    linear-gradient(45deg, #282828 25%, transparent 25%),
    linear-gradient(-45deg, #282828 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #282828 75%),
    linear-gradient(-45deg, transparent 75%, #282828 75%);
}

.sig-preview-canvas-box canvas {
  max-width: 100%;
  max-height: 180px;
  object-fit: contain;
  display: block;
}

/* Interactive Crop Tool Overlay */
.crop-interactive-overlay {
  position: absolute;
  pointer-events: auto;
  touch-action: none;
  user-select: none;
  z-index: 5;
}

.crop-dim {
  position: absolute;
  background: rgba(0, 0, 0, 0.58);
  pointer-events: none;
}

.crop-box {
  position: absolute;
  box-sizing: border-box;
  border: 2px solid #ffffff;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.5),
    inset 0 0 0 1px rgba(0, 0, 0, 0.5);
  cursor: move;
  touch-action: none;
  user-select: none;
  z-index: 6;
}

.crop-grid-line {
  position: absolute;
  pointer-events: none;
}

.crop-grid-h1 {
  left: 0;
  right: 0;
  top: 33.333%;
  height: 1px;
  border-top: 1px dashed rgba(255, 255, 255, 0.5);
}

.crop-grid-h2 {
  left: 0;
  right: 0;
  top: 66.666%;
  height: 1px;
  border-top: 1px dashed rgba(255, 255, 255, 0.5);
}

.crop-grid-v1 {
  top: 0;
  bottom: 0;
  left: 33.333%;
  width: 1px;
  border-left: 1px dashed rgba(255, 255, 255, 0.5);
}

.crop-grid-v2 {
  top: 0;
  bottom: 0;
  left: 66.666%;
  width: 1px;
  border-left: 1px dashed rgba(255, 255, 255, 0.5);
}

.crop-handle {
  position: absolute;
  box-sizing: border-box;
  background: #ffffff;
  border: 2px solid var(--accent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
  z-index: 10;
  touch-action: none;
}

.crop-handle::after {
  content: "";
  position: absolute;
  inset: -10px;
}

/* Corners */
.crop-handle-nw {
  top: -6px;
  left: -6px;
  width: 12px;
  height: 12px;
  cursor: nwse-resize;
  border-radius: 2px;
}
.crop-handle-ne {
  top: -6px;
  right: -6px;
  width: 12px;
  height: 12px;
  cursor: nesw-resize;
  border-radius: 2px;
}
.crop-handle-sw {
  bottom: -6px;
  left: -6px;
  width: 12px;
  height: 12px;
  cursor: nesw-resize;
  border-radius: 2px;
}
.crop-handle-se {
  bottom: -6px;
  right: -6px;
  width: 12px;
  height: 12px;
  cursor: nwse-resize;
  border-radius: 2px;
}

/* Edges */
.crop-handle-n {
  top: -5px;
  left: calc(50% - 10px);
  width: 20px;
  height: 8px;
  cursor: ns-resize;
  border-radius: 4px;
}
.crop-handle-s {
  bottom: -5px;
  left: calc(50% - 10px);
  width: 20px;
  height: 8px;
  cursor: ns-resize;
  border-radius: 4px;
}
.crop-handle-w {
  left: -5px;
  top: calc(50% - 10px);
  width: 8px;
  height: 20px;
  cursor: ew-resize;
  border-radius: 4px;
}
.crop-handle-e {
  right: -5px;
  top: calc(50% - 10px);
  width: 8px;
  height: 20px;
  cursor: ew-resize;
  border-radius: 4px;
}

.crop-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  margin-bottom: 12px;
  gap: 12px;
  animation: fadeIn 0.2s ease-out;
}

.crop-hint-text {
  font-size: 0.8rem;
  color: var(--text-2);
  font-weight: 500;
  text-align: left;
}

.crop-action-btns {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bg-removal-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-2);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.bg-removal-label {
  display: flex;
  flex-direction: column;
}

.bg-removal-title {
  font-size: 0.85rem;
  font-weight: 600;
}

.bg-removal-sub {
  font-size: 0.75rem;
  color: var(--text-3);
}

/* Toggle Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--border-focus);
  transition: 0.3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--accent);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* Tab 4: Saved Signatures */
.saved-sigs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-height: 280px;
  overflow-y: auto;
}

.saved-sig-card {
  position: relative;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100px;
  cursor: pointer;
  transition: all 0.2s;
}

.saved-sig-card:hover {
  border-color: var(--accent);
  background: var(--surface);
}

.saved-sig-card img {
  max-width: 100%;
  max-height: 76px;
  object-fit: contain;
}

.saved-sig-del {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  transition: all 0.15s;
}

.saved-sig-del:hover {
  background: var(--delete-bg);
  color: var(--delete-red);
  border-color: var(--delete-red);
}

.saved-empty-state {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-3);
  font-size: 0.9rem;
}

/* Modal Footer */
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
}

.save-for-later-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-2);
  cursor: pointer;
}

/* ===== TEXT & DATE DIALOGS ===== */
.quick-prompt-modal {
  max-width: 440px;
}

.quick-prompt-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font-size: 1rem;
  outline: none;
  margin-bottom: 16px;
}

.quick-prompt-input:focus {
  border-color: var(--accent);
}

/* ===== PROGRESS / LOADING MODAL ===== */
.loading-modal-dialog {
  max-width: 400px;
  padding: 32px 24px;
  text-align: center;
}

.loading-spinner-wrap {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  position: relative;
}

.loading-spinner {
  width: 100%;
  height: 100%;
  border: 4px solid var(--surface-2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.loading-desc {
  font-size: 0.85rem;
  color: var(--text-2);
  margin-bottom: 20px;
}

.loading-bar-track {
  width: 100%;
  height: 8px;
  background: var(--surface-2);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 8px;
}

.loading-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: var(--radius-full);
  transition: width 0.2s ease;
}

.loading-pct-text {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-3);
}

/* ===== RESULTS CARD ===== */
.results-card {
  display: none;
  max-width: 760px;
  margin: 0 auto 48px;
  background: var(--surface);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(16, 185, 129, 0.12);
  animation: slideUp 0.3s ease;
}

.results-card.active {
  display: block;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.results-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--success-bg);
  color: var(--success-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.results-icon svg {
  width: 36px;
  height: 36px;
}

.results-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.results-desc {
  font-size: 0.95rem;
  color: var(--text-2);
  margin-bottom: 24px;
}

.results-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 28px;
  padding: 16px;
  background: var(--surface-2);
  border-radius: var(--radius);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.stat-lbl {
  font-size: 0.75rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.results-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== EDUCATIONAL & SEO SECTIONS ===== */
.section {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.section__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: var(--accent-light);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section__sub {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* Steps Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-hover-shadow);
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.step-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-hover-shadow);
  border-color: rgba(232, 55, 42, 0.3);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* Use Cases Grid */
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.use-case-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: transform 0.2s;
}

.use-case-card:hover {
  transform: translateY(-3px);
  background: var(--surface);
}

.use-case-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

.use-case-card h4 svg {
  color: var(--accent);
}

.use-case-card p {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* Comparison Table */
.comparison-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--surface);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.comparison-table th {
  background: var(--surface-2);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text);
}

.comparison-table th.highlight-col {
  background: var(--accent-light);
  color: var(--text);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.comparison-table th.highlight-col span {
  color: var(--accent);
}

.comparison-table td.highlight-col {
  background: var(--accent-light);
  font-weight: 600;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.table-check {
  color: var(--success-green);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 700;
}

.table-cross {
  color: var(--delete-red);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Technical Architecture Box */
.tech-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.tech-item h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tech-item p {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* FAQ Accordion */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item.active {
  border-color: var(--accent);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  background: transparent;
}

.faq-chevron {
  color: var(--text-3);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 400px;
  padding-bottom: 20px;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.65;
}

/* Related Tools Grid */
.tools-grid-mini {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.tool-card-mini {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all 0.2s;
}

.tool-card-mini:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: var(--card-hover-shadow);
}

.tool-card-mini__icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tool-card-mini h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.tool-card-mini p {
  font-size: 0.8rem;
  color: var(--text-3);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
  margin-top: 48px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer__brand p {
  font-size: 0.9rem;
  color: var(--text-2);
  margin: 14px 0 20px;
  max-width: 300px;
}

.footer__socials {
  display: flex;
  gap: 12px;
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.footer__social-link:hover {
  background: var(--accent-light);
  color: var(--accent);
}

.footer__col h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col a {
  font-size: 0.88rem;
  color: var(--text-2);
  transition: color 0.15s;
}

.footer__col a:hover {
  color: var(--accent);
}

.footer__col ul.footer__tools-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px 32px;
}

.footer__cat-group {
  display: flex;
  flex-direction: column;
}

.footer__cat-header {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}

.footer__col ul.footer__cat-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.footer__copy {
  font-size: 0.85rem;
  color: var(--text-3);
  text-align: center;
}

.footer__copy a {
  font-weight: 600;
  color: var(--text-2);
}

/* Back to top */
.back-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s;
  z-index: 900;
}

.back-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-top:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--text);
  color: var(--bg);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s ease;
  z-index: 3000;
}

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

/* ===== USER REVIEWS & RATINGS SECTION ===== */
.reviews-summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}

.reviews-score-box {
  display: flex;
  align-items: center;
  gap: 20px;
}

.reviews-big-num {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1;
  color: var(--text);
  font-family: var(--font-heading);
}

.reviews-stars-score {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.reviews-stars-row {
  display: flex;
  gap: 4px;
  color: #f59e0b;
}

.reviews-meta-sub {
  font-size: 0.9rem;
  color: var(--text-2);
}

.reviews-highlight-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.review-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--bg-1, #f9f8f6);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-2);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.review-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.review-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.review-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.review-card__user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.review-card__name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.review-card__role {
  font-size: 0.8rem;
  color: var(--text-3);
}

.review-card__verified {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--success-green);
  font-weight: 600;
  background: var(--success-bg);
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.review-card__stars {
  display: flex;
  gap: 2px;
  color: #f59e0b;
}

.review-card__body {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-2);
}

.review-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-3);
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* ===== RESPONSIVE MEDIA QUERIES ===== */
@media (max-width: 1024px) {
  .editor-layout {
    grid-template-columns: 220px 1fr;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tools-grid-mini {
    grid-template-columns: repeat(2, 1fr);
  }
  .tech-grid {
    grid-template-columns: 1fr;
  }
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .editor-layout {
    grid-template-columns: 1fr;
  }
  .editor-sidebar {
    max-height: 180px;
    position: static;
  }
  .thumbnails-list {
    flex-direction: row;
    overflow-x: auto;
  }
  .thumb-card {
    min-width: 110px;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  .reviews-summary-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .use-cases-grid {
    grid-template-columns: 1fr;
  }
  .font-styles-grid {
    grid-template-columns: 1fr;
  }
  .saved-sigs-grid {
    grid-template-columns: 1fr;
  }
  .results-stats-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .toolbar-left,
  .toolbar-center,
  .toolbar-right {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 540px) {
  .footer__col ul.footer__tools-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}