/**
 * Dynamic Tech World ToolHub - QR Code Generator & Designer
 * Native ToolHub Styling, matching random-text-generator design system.
 * Fully mobile-optimized with zero horizontal overflow, touch-friendly 48px controls,
 * 16px iOS anti-zoom inputs, and responsive template browser.
 */

:root {
  --dtw-red: #e10202;
  --dtw-red-hover: #c40202;
  --dtw-red-dark: #8b0000;
  --dtw-gold: #ffb800;
  --dtw-gold-hover: #e0a300;
  --dtw-gold-subtle: rgba(255, 184, 0, 0.14);
  --dtw-dark: #070708;
  --dtw-dark-2: #0e0e11;
  --dtw-surface: #111114;
  --dtw-surface-2: #16161b;
  --dtw-surface-3: #1f1f26;
  --dtw-card-bg: #111114;
  --dtw-border: rgba(255, 255, 255, 0.08);
  --dtw-border-strong: rgba(255, 255, 255, 0.16);
  --dtw-text: #f5f5f7;
  --dtw-text-muted: #9a9aa3;
  --dtw-success: #26d07c;
  --dtw-danger: #ff5c5c;
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 26px;
  --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.45);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.28);
  --shadow-glow: 0 0 24px rgba(225, 2, 2, 0.35);
  --speed: 0.18s;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

html[data-theme="light"] {
  --dtw-dark: #f7f7fb;
  --dtw-dark-2: #efeff5;
  --dtw-surface: #ffffff;
  --dtw-surface-2: #f2f2f8;
  --dtw-surface-3: #e6e6f0;
  --dtw-card-bg: #ffffff;
  --dtw-border: rgba(0, 0, 0, 0.09);
  --dtw-border-strong: rgba(0, 0, 0, 0.18);
  --dtw-text: #16161b;
  --dtw-text-muted: #62626e;
  --shadow-card: 0 16px 40px rgba(18, 18, 24, 0.08);
  --shadow-soft: 0 8px 24px rgba(18, 18, 24, 0.05);
  --shadow-glow: 0 0 24px rgba(225, 2, 2, 0.18);
}

*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  position: relative;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  background-color: var(--dtw-dark);
  color: var(--dtw-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  padding: 10px 16px;
  background: var(--dtw-red);
  color: #fff;
  border-radius: 8px;
  font-weight: 700;
  z-index: 9999;
}
.skip-link:focus {
  top: 16px;
}

/* ---------------------------------------------------------------------------
   Site Header & Navigation
   --------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--dtw-dark) 85%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--dtw-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name { font-size: 1.13rem; font-weight: 900; letter-spacing: -0.035em; }
.brand-accent { color: var(--dtw-red); }
.brand-sub { color: var(--dtw-text-muted); font-size: 0.69rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }

.primary-nav { display: flex; align-items: center; }
.nav-list { display: flex; align-items: center; gap: 6px; padding: 0; margin: 0; list-style: none; }
.nav-list a { display: inline-flex; padding: 9px 13px; border-radius: 999px; color: var(--dtw-text-muted); font-size: 0.94rem; font-weight: 750; text-decoration: none; transition: color var(--speed), background var(--speed), transform var(--speed); }
.nav-list a:hover { color: var(--dtw-text); background: var(--dtw-surface-2); }
.nav-list a.is-active { color: var(--dtw-text); background: var(--dtw-surface-2); border: 1px solid var(--dtw-border); }

.theme-toggle, .nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 8px 14px;
  border: 1px solid var(--dtw-border);
  border-radius: 999px;
  background: var(--dtw-surface-2);
  color: var(--dtw-text);
  font-weight: 750;
  cursor: pointer;
}
.theme-toggle:hover, .nav-toggle:hover {
  border-color: rgba(255, 184, 0, 0.45);
  color: var(--dtw-gold);
}
.nav-toggle { display: none; }

/* ---------------------------------------------------------------------------
   Typography, Containers & Buttons
   --------------------------------------------------------------------------- */
.container { width: 100%; max-width: 1280px; margin-inline: auto; padding-inline: 20px; }
.container.narrow { max-width: 860px; }
.section-pad { padding-block: clamp(38px, 6vw, 68px); }

.eyebrow { display: inline-flex; align-items: center; gap: 7px; margin: 0 0 12px; color: var(--dtw-gold); font-size: 0.85rem; font-weight: 900; letter-spacing: 0.08em; text-transform: uppercase; }
.eyebrow.small { font-size: 0.74rem; margin-bottom: 4px; }
h1 { max-width: 820px; margin-bottom: 14px; font-size: clamp(2.35rem, 7vw, 4.8rem); line-height: 0.98; letter-spacing: -0.06em; }
h2 { font-size: clamp(1.65rem, 3.2vw, 2.6rem); line-height: 1.08; letter-spacing: -0.045em; }
h3 { font-size: clamp(1.18rem, 2vw, 1.45rem); line-height: 1.15; letter-spacing: -0.025em; }
h4 { margin-bottom: 10px; font-size: 1rem; }
.hero-subtitle { max-width: 900px; margin-bottom: 16px; color: var(--dtw-text); font-size: clamp(1.2rem, 2vw, 1.65rem); font-weight: 780; }
.hero-text { max-width: 760px; color: var(--dtw-text-muted); font-size: 1.05rem; }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.95fr); gap: clamp(24px, 4vw, 48px); align-items: start; }
.hero-card { position: relative; padding: clamp(22px, 3.5vw, 34px); border: 1px solid var(--dtw-border); border-radius: var(--radius); background: linear-gradient(180deg, var(--dtw-surface-2), color-mix(in srgb, var(--dtw-surface-2) 65%, var(--dtw-dark))); box-shadow: var(--shadow-card); }
.pulse-dot { position: absolute; top: 18px; right: 18px; width: 10px; height: 10px; border-radius: 999px; background: var(--dtw-red); box-shadow: 0 0 0 0 rgba(225, 2, 2, 0.6); animation: pulse 2.2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(225, 2, 2, 0.65); } 70% { box-shadow: 0 0 0 12px rgba(225, 2, 2, 0); } 100% { box-shadow: 0 0 0 0 rgba(225, 2, 2, 0); } }
.hero-card-kicker { margin-bottom: 12px; color: var(--dtw-text); font-size: 1.05rem; font-weight: 900; }
.feature-list { display: grid; gap: 10px; padding: 0; margin: 0; list-style: none; }
.feature-list li { position: relative; padding-left: 24px; color: var(--dtw-text-muted); font-size: 0.95rem; }
.feature-list li::before { content: "✓"; position: absolute; left: 0; color: var(--dtw-red); font-weight: 900; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 11px 22px; border-radius: 999px; font-weight: 850; text-decoration: none; cursor: pointer; transition: transform var(--speed), box-shadow var(--speed), border-color var(--speed); }
.btn-primary { background: linear-gradient(135deg, var(--dtw-red), var(--dtw-red-dark)); color: #fff; box-shadow: 0 10px 24px rgba(225, 2, 2, 0.35); }
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 32px rgba(225, 2, 2, 0.45); }
.btn-ghost { border: 1px solid var(--dtw-border); background: var(--dtw-surface-2); color: var(--dtw-text); }
.btn-ghost:hover { border-color: rgba(255, 184, 0, 0.5); color: var(--dtw-gold); transform: translateY(-2px); }
.btn-sponsored { border: 1px solid rgba(255, 184, 0, 0.35); background: var(--dtw-gold-subtle); color: var(--dtw-gold); }
.btn-sponsored:hover { border-color: var(--dtw-gold); transform: translateY(-2px); }

/* ---------------------------------------------------------------------------
   Mobile View Switcher Tabs (Only displayed on screens <= 820px)
   --------------------------------------------------------------------------- */
.mobile-view-tabs {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
  background: var(--dtw-surface-2);
  padding: 4px;
  border-radius: 14px;
  border: 1px solid var(--dtw-border);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.mobile-view-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--dtw-text-muted);
  font-size: 0.92rem;
  font-weight: 850;
  cursor: pointer;
  transition: all var(--speed) var(--ease);
  white-space: nowrap;
}

.mobile-view-btn.is-active {
  background: var(--dtw-red);
  color: #fff;
  box-shadow: 0 4px 14px rgba(225, 2, 2, 0.35);
}

/* Floating Quick View Button on Mobile */
.floating-mobile-preview-btn {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 18px;
  z-index: 999;
  background: linear-gradient(135deg, var(--dtw-red), var(--dtw-red-dark));
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55), 0 0 18px rgba(225, 2, 2, 0.45);
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 900;
  font-size: 0.92rem;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  white-space: nowrap;
}

/* ---------------------------------------------------------------------------
   Tool Shell & App Layout
   --------------------------------------------------------------------------- */
.section-heading { max-width: 780px; margin-bottom: 28px; }
.section-heading p:not(.eyebrow) { color: var(--dtw-text-muted); }
.card, .rich-card {
  border: 1px solid var(--dtw-border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--dtw-surface) 94%, transparent);
  box-shadow: var(--shadow-card);
  min-width: 0;
  max-width: 100%;
}

.app-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.editor-panel, .stats-panel {
  padding: clamp(16px, 3vw, 26px);
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: hidden; /* Guaranteed containment of any dynamic children */
  box-sizing: border-box;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
  width: 100%;
  min-width: 0;
}
.panel-head h3 {
  margin: 0;
  font-size: 1.22rem;
  min-width: 0;
}
.panel-head p { margin-bottom: 0; color: var(--dtw-text-muted); font-size: 0.93rem; }
.panel-head.compact { margin-bottom: 14px; }
.save-state {
  flex: 0 0 auto;
  padding: 4px 10px;
  border: 1px solid var(--dtw-border);
  border-radius: 999px;
  color: var(--dtw-text-muted);
  background: var(--dtw-surface-2);
  font-size: 0.76rem;
  font-weight: 850;
  white-space: nowrap;
}
.save-state:empty { display: none; }
.save-state.ok { border-color: rgba(38, 208, 124, 0.45); color: var(--dtw-success); }

/* Mode Grid (Mode Chips) */
.mode-fieldset, .options-fieldset {
  padding: 0;
  margin: 0 0 18px;
  border: 0;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}
.control-label {
  display: block;
  margin-bottom: 8px;
  color: var(--dtw-text-muted);
  font-size: 0.85rem;
  font-weight: 850;
  letter-spacing: 0.02em;
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(105px, 1fr));
  gap: 8px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

.mode-chip {
  position: relative;
  display: block;
  cursor: pointer;
  min-width: 0;
}
.mode-chip input {
  position: absolute;
  opacity: 0;
  inset: 0;
  margin: 0;
  cursor: pointer;
}
.mode-chip span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 8px 10px;
  border: 1px solid var(--dtw-border);
  border-radius: 12px;
  background: var(--dtw-surface-2);
  color: var(--dtw-text-muted);
  font-size: 0.86rem;
  font-weight: 850;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  transition: border-color var(--speed), background var(--speed), color var(--speed), transform var(--speed);
}
.mode-chip:hover span {
  transform: translateY(-1px);
  border-color: rgba(255, 184, 0, 0.5);
  color: var(--dtw-text);
}
.mode-chip input:checked + span {
  border-color: rgba(225, 2, 2, 0.6);
  background: linear-gradient(135deg, rgba(225, 2, 2, 0.22), rgba(255, 184, 0, 0.08));
  color: var(--dtw-text);
}
.mode-chip input:focus-visible + span {
  outline: 3px solid rgba(255, 184, 0, 0.9);
  outline-offset: 2px;
}

/* Sub-Tab Navigation for Customization */
.sub-tabs-nav {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 4px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: var(--dtw-surface-2);
  border: 1px solid var(--dtw-border);
  scrollbar-width: none;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}
.sub-tabs-nav::-webkit-scrollbar { display: none; }

.sub-tab-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  min-height: 42px;
  flex-shrink: 0; /* CRITICAL: prevents squishing while allowing smooth horizontal scroll */
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--dtw-text-muted);
  font-size: 0.86rem;
  font-weight: 850;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--speed) var(--ease);
}
.sub-tab-btn:hover { color: var(--dtw-text); background: rgba(255, 255, 255, 0.05); }
.sub-tab-btn.is-active { color: #fff; background: var(--dtw-red); box-shadow: 0 4px 12px rgba(225, 2, 2, 0.3); }

.sub-panel {
  display: none;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}
.sub-panel.is-active { display: block; }

/* Dynamic Inputs Area */
#dynamic-inputs-area {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
  margin-bottom: 8px;
}

/* Form Controls & Inputs */
.control-row {
  margin-bottom: 16px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

.control-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

input[type="text"], input[type="url"], input[type="tel"], input[type="email"], input[type="number"], input[type="file"], input[type="search"], select, textarea {
  width: 100%;
  max-width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  font-size: 16px !important; /* Critical for iOS Safari: guarantees zero unwanted auto-zoom */
  border: 1px solid var(--dtw-border-strong);
  border-radius: 12px;
  background: var(--dtw-surface-2);
  color: var(--dtw-text);
  font-family: inherit;
  box-sizing: border-box;
  transition: border-color var(--speed), box-shadow var(--speed);
}
input:focus, select:focus, textarea:focus {
  border-color: var(--dtw-red);
  outline: 0;
  box-shadow: var(--shadow-glow);
}
textarea { resize: vertical; min-height: 90px; }

/* Range Slider */
input[type="range"] {
  width: 100%;
  height: 36px;
  margin: 0;
  accent-color: var(--dtw-red);
  cursor: pointer;
  touch-action: pan-y;
  box-sizing: border-box;
}
.amount-controls { display: grid; grid-template-columns: minmax(0, 1fr) 92px; align-items: center; gap: 12px; }
.range-badge { color: var(--dtw-gold); font-weight: 900; font-family: var(--font-mono); }

/* Checkboxes */
.options-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-bottom: 14px; }
.opt-check {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 46px;
  padding: 8px 12px;
  border: 1px solid var(--dtw-border);
  border-radius: 12px;
  background: var(--dtw-surface-2);
  color: var(--dtw-text-muted);
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  box-sizing: border-box;
  transition: border-color var(--speed), color var(--speed);
}
.opt-check:hover { border-color: rgba(255, 184, 0, 0.5); color: var(--dtw-text); }
.opt-check input { width: 20px; height: 20px; margin: 0; accent-color: var(--dtw-red); cursor: pointer; flex: 0 0 auto; }
.opt-check input:focus-visible { outline: 3px solid rgba(255, 184, 0, 0.9); outline-offset: 2px; }

/* Color Picker Row */
.color-field-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 6px 12px;
  background: var(--dtw-surface-2);
  border: 1px solid var(--dtw-border);
  border-radius: 12px;
  box-sizing: border-box;
}
.color-picker-input {
  -webkit-appearance: none;
  appearance: none;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background: transparent;
  padding: 0;
  flex-shrink: 0;
}
.color-picker-input::-webkit-color-swatch-wrapper { padding: 0; }
.color-picker-input::-webkit-color-swatch { border: 1px solid rgba(255, 255, 255, 0.2); border-radius: 8px; }
.color-hex-label { font-family: var(--font-mono); font-size: 0.88rem; font-weight: 800; color: var(--dtw-text); }

/* Tool Buttons & Toolbar */
.toolbar { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 14px; width: 100%; box-sizing: border-box; }
.tool-btn, .mini-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 48px;
  padding: 10px 16px;
  border: 1px solid var(--dtw-border);
  border-radius: 12px;
  background: var(--dtw-surface-2);
  color: var(--dtw-text);
  font-weight: 850;
  cursor: pointer;
  box-sizing: border-box;
  transition: transform var(--speed), border-color var(--speed), background var(--speed), color var(--speed);
}
.tool-btn:hover, .mini-btn:hover { transform: translateY(-1px); border-color: rgba(255, 184, 0, 0.55); color: var(--dtw-gold); }
.tool-btn:active, .mini-btn:active { transform: translateY(0); }
.tool-btn:disabled { opacity: 0.65; cursor: not-allowed; transform: none !important; }
.mini-btn { min-height: 42px; padding: 8px 12px; font-size: 0.88rem; }
.danger-soft { border-color: rgba(255, 92, 92, 0.25); color: #ffb0b0; }
html[data-theme="light"] .danger-soft { color: #c22525; }
.danger-soft:hover { border-color: rgba(255, 92, 92, 0.65); color: var(--dtw-danger); }

.btn-generate {
  flex: 1 1 auto;
  min-height: 52px;
  border-color: transparent;
  background: linear-gradient(135deg, var(--dtw-red), var(--dtw-red-dark));
  color: #fff;
  font-size: 1.05rem;
  box-shadow: 0 12px 28px rgba(225, 2, 2, 0.32);
}
.btn-generate:hover { color: #fff; border-color: transparent; box-shadow: 0 18px 42px rgba(225, 2, 2, 0.38); }

/* ---------------------------------------------------------------------------
   Right Column: Output & Live Preview Panel
   --------------------------------------------------------------------------- */
.preview-viewport {
  width: 100%;
  max-width: 360px;
  min-height: 340px;
  background: color-mix(in srgb, var(--dtw-dark) 45%, var(--dtw-surface));
  border: 1px dashed var(--dtw-border-strong);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  margin: 0 auto 16px;
  overflow: hidden;
  box-sizing: border-box;
  box-shadow: inset 0 2px 12px rgba(0, 0, 0, 0.25);
}
.preview-viewport.is-transparent-bg {
  background-image: 
    linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(255, 255, 255, 0.05) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(255, 255, 255, 0.05) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}
#preview-canvas-holder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 100%;
}
#preview-canvas-holder canvas {
  max-width: 100%;
  max-height: 340px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.35));
}

/* Stats Grid (Identical to Random Text Generator) */
.stats-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 16px; width: 100%; }
.stat-card { min-width: 0; padding: 14px; border: 1px solid var(--dtw-border); border-radius: 14px; background: linear-gradient(180deg, var(--dtw-surface-2), color-mix(in srgb, var(--dtw-surface-2) 72%, var(--dtw-dark))); }
.stat-card.primary { border-color: rgba(225, 2, 2, 0.32); background: linear-gradient(135deg, rgba(225, 2, 2, 0.18), rgba(255, 184, 0, 0.08)); }
.stat-label { display: block; overflow: hidden; color: var(--dtw-text-muted); font-size: 0.76rem; font-weight: 900; letter-spacing: 0.055em; text-overflow: ellipsis; text-transform: uppercase; white-space: nowrap; }
.stat-value { display: block; margin-top: 4px; overflow-wrap: anywhere; color: var(--dtw-text); font-size: clamp(1.1rem, 2.2vw, 1.5rem); font-weight: 950; letter-spacing: -0.04em; line-height: 1.15; }

/* 100 Templates Filtering UI */
.templates-filter-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}
#template-search-input {
  min-height: 46px;
  font-size: 16px !important;
}
.templates-scroll-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 8px;
  max-height: 360px;
  overflow-y: auto;
  padding: 4px;
  scrollbar-width: thin;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}
.tpl-btn-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  min-height: 42px;
  border: 1px solid var(--dtw-border);
  border-radius: 10px;
  background: var(--dtw-surface-2);
  color: var(--dtw-text);
  font-size: 0.8rem;
  font-weight: 750;
  cursor: pointer;
  text-align: left;
  box-sizing: border-box;
  min-width: 0;
  transition: all var(--speed) var(--ease);
}
.tpl-btn-item:hover {
  border-color: var(--dtw-red);
  background: var(--dtw-surface-3);
  transform: translateY(-1px);
}
.tpl-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
}

/* Saved Snippets / Presets */
.snippets-card { margin-top: 20px; padding: clamp(16px, 3vw, 26px); }
.snippet-list { display: grid; gap: 10px; padding: 0; margin: 0; list-style: none; }
.snippet-item { display: flex; flex-direction: column; gap: 10px; min-width: 0; max-width: 100%; overflow: hidden; padding: 12px 14px; border: 1px solid var(--dtw-border); border-radius: 14px; background: color-mix(in srgb, var(--dtw-surface-2) 82%, transparent); }
.snippet-body { display: block; min-width: 0; max-width: 100%; overflow: hidden; }
.snippet-text { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; line-clamp: 2; overflow: hidden; min-width: 0; max-width: 100%; margin-top: 2px; color: var(--dtw-text-muted); font-size: 0.92rem; line-height: 1.5; overflow-wrap: anywhere; word-break: break-word; }
.snippet-meta { display: block; overflow: hidden; color: var(--dtw-gold); font-size: 0.74rem; font-weight: 900; letter-spacing: 0.05em; text-overflow: ellipsis; text-transform: uppercase; white-space: nowrap; }
.snippet-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; width: 100%; }
.snippet-actions .mini-btn { width: 100%; min-height: 44px; margin: 0; white-space: nowrap; }
@media (min-width: 821px) {
  .snippet-item { flex-direction: row; align-items: center; justify-content: space-between; gap: 14px; }
  .snippet-body { flex: 1 1 auto; }
  .snippet-text { -webkit-line-clamp: 1; line-clamp: 1; }
  .snippet-actions { flex: 0 0 auto; display: flex; width: auto; }
  .snippet-actions .mini-btn { width: auto; min-height: 38px; }
}
.hint { margin-top: 12px; color: var(--dtw-text-muted); font-size: 0.9rem; }
.hint:empty, .hint[hidden] { display: none; }

/* ---------------------------------------------------------------------------
   Ad Containers
   --------------------------------------------------------------------------- */
.ad-wrap { display: grid; place-items: center; min-height: 0; margin-top: 24px; padding: 0; border: 0; border-radius: 16px; color: var(--dtw-text-muted); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.08em; }
.ad-wrap:has(.ad-728-slot:not(:empty)) { min-height: 118px; padding: 12px; border: 1px dashed var(--dtw-border); background: color-mix(in srgb, var(--dtw-surface) 75%, transparent); }
.ad-wrap > span { display: none; }
.ad-wrap:has(.ad-slot:not(:empty)) > span { display: block; }
.ad-slot:empty { display: none; }
.ad-slot:not(:empty) { display: block; max-width: 100%; overflow: hidden; margin-top: 8px; }

/* ---------------------------------------------------------------------------
   Content, FAQ, Related Tools, Footer
   --------------------------------------------------------------------------- */
.content-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.rich-card { padding: clamp(20px, 4vw, 34px); }
.rich-card p, .rich-card li { color: var(--dtw-text-muted); }
.rich-card h3 { margin-top: 24px; }
.rich-card a { color: var(--dtw-gold); font-weight: 800; }
.steps-list { padding-left: 1.2rem; margin: 0; }
.steps-list li + li { margin-top: 10px; }
.faq-list { display: grid; gap: 12px; }
details { border: 1px solid var(--dtw-border); border-radius: 16px; background: var(--dtw-surface); box-shadow: var(--shadow-soft); }
summary { padding: 17px 20px; font-weight: 900; cursor: pointer; }
summary:hover { color: var(--dtw-gold); }
details p { padding: 0 20px 18px; margin: 0; color: var(--dtw-text-muted); }
.related-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.related-card { display: grid; gap: 8px; min-height: 165px; padding: 18px; border: 1px solid var(--dtw-border); border-radius: 18px; background: var(--dtw-surface); text-decoration: none; box-shadow: var(--shadow-soft); transition: transform var(--speed), border-color var(--speed), box-shadow var(--speed); }
.related-card:hover { color: var(--dtw-text); transform: translateY(-3px); border-color: rgba(225, 2, 2, 0.4); box-shadow: var(--shadow-glow); }
.related-card span { font-size: 1.8rem; }
.related-card small { color: var(--dtw-text-muted); }

/* Footer */
.site-footer { padding-block: 42px 22px; border-top: 1px solid var(--dtw-border); background: color-mix(in srgb, var(--dtw-dark-2) 88%, transparent); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: start; }
.footer-grid p { max-width: 560px; margin: 12px 0 0; color: var(--dtw-text-muted); }
.footer-brand { display: inline-flex; }
.footer-links { align-items: flex-end; flex-direction: column; }
.footer-links a { color: var(--dtw-text-muted); font-weight: 800; text-decoration: none; }
.footer-links a:hover { color: var(--dtw-gold); }
.footer-bottom { margin-top: 26px; color: var(--dtw-text-muted); font-size: 0.9rem; }
.footer-bottom p { margin: 0; }

/* Breadcrumb */
.breadcrumb { margin-bottom: 16px; color: var(--dtw-text-muted); font-size: 0.88rem; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 0; margin: 0; list-style: none; }
.breadcrumb li { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb li + li::before { content: "/"; color: color-mix(in srgb, var(--dtw-text-muted) 55%, transparent); }
.breadcrumb a { color: var(--dtw-text-muted); font-weight: 800; text-decoration: none; }
.breadcrumb a:hover { color: var(--dtw-gold); }

/* Toast */
.toast-notice {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--dtw-surface-3);
  color: var(--dtw-text);
  border: 1px solid var(--dtw-border);
  border-left: 4px solid var(--dtw-red);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.55);
  font-size: 0.92rem;
  font-weight: 850;
  z-index: 99999;
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.28s var(--ease);
  pointer-events: none;
}
.toast-notice.show { transform: translateY(0); opacity: 1; }

/* ---------------------------------------------------------------------------
   RESPONSIVE DESIGN & MOBILE CONFIGURE OPTIMIZATION
   --------------------------------------------------------------------------- */
@media (max-width: 1060px) {
  .app-layout { grid-template-columns: minmax(0, 1fr); }
  .content-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
  .header-inner { min-height: 66px; }
  .nav-toggle { display: inline-block; order: 3; }
  .theme-toggle { margin-left: auto; }
  .primary-nav { position: fixed; inset: 66px 14px auto 14px; z-index: 101; display: none; padding: 12px; border: 1px solid var(--dtw-border); border-radius: 18px; background: var(--dtw-surface); box-shadow: var(--shadow-card); }
  body.nav-open .primary-nav { display: block; }
  .nav-list { align-items: stretch; flex-direction: column; }
  .nav-list a { justify-content: center; padding: 12px 14px; }
  .theme-label { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { max-width: 560px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { align-items: flex-start; }

  /* Activate Mobile View Tabs */
  .mobile-view-tabs { display: grid; }
  .floating-mobile-preview-btn { display: inline-flex; }

  /* Default on mobile: Show Configure Section when .show-preview-only is not present */
  .app-layout:not(.show-preview-only) .stats-panel { display: none; }
  .app-layout:not(.show-preview-only) .editor-panel { display: block; }

  /* Segmented switching between configure and preview on mobile */
  .app-layout.show-preview-only .editor-panel { display: none; }
  .app-layout.show-preview-only .stats-panel { display: block; }
  .app-layout.show-settings-only .stats-panel { display: none; }
  .app-layout.show-settings-only .editor-panel { display: block; }

  /* Inputs and Controls touch ergonomics */
  .control-grid-2 { grid-template-columns: 1fr; gap: 12px; }
  .panel-head { flex-direction: row; flex-wrap: wrap; gap: 8px; }
}

@media (max-width: 620px) {
  .container { padding-inline: 12px; }
  .section-pad { padding-block: 28px; }
  .hero-actions, .toolbar { align-items: stretch; flex-direction: column; }
  .btn, .tool-btn, .mini-btn { width: 100%; min-height: 48px; }

  /* Configure Panel: Clean, Compact, Zero Overflow */
  .editor-panel, .stats-panel {
    padding: 14px 12px;
    border-radius: 16px;
  }

  /* Mode Selection Grid on Mobile: Sleek 2-column chips */
  .mode-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 6px;
  }
  .mode-chip span {
    min-height: 38px;
    padding: 6px 6px;
    font-size: 0.8rem;
    font-weight: 800;
    border-radius: 10px;
    gap: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* Sub-Tabs Nav: Sleek Horizontal Scroll with Smooth Momentum */
  .sub-tabs-nav {
    padding: 3px;
    gap: 4px;
    margin-bottom: 14px;
    border-radius: 12px;
  }
  .sub-tab-btn {
    padding: 6px 12px;
    min-height: 38px;
    font-size: 0.82rem;
    border-radius: 8px;
  }

  /* Sub-Panel 1: Dot Style Grid - Perfect 3x2 Layout */
  #dot-style-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 6px;
  }
  #dot-style-grid .mode-chip span {
    font-size: 0.76rem;
    padding: 6px 2px;
    min-height: 38px;
  }

  /* Sub-Panel 2: Colors Mode - Single row with all 3 options */
  #panel-colors .mode-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 6px;
  }
  #panel-colors .mode-chip span {
    font-size: 0.76rem;
    padding: 6px 2px;
    min-height: 38px;
  }

  /* Sub-Panel 3: Frame Style Selector - 2 columns */
  #frames-selector-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 6px;
  }
  #frames-selector-grid .mode-chip span {
    font-size: 0.78rem;
    padding: 6px 4px;
    min-height: 38px;
  }

  /* Sub-Panel 4: Preset Brand Icons - Neat 4x2 Grid */
  #preset-icons-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 6px;
  }
  #preset-icons-bar .mode-chip span {
    font-size: 0.74rem;
    padding: 6px 2px;
    min-height: 38px;
  }

  /* Sub-Panel 5: 100 Templates Browser */
  #template-category-filter {
    padding: 3px;
    gap: 4px;
    margin-bottom: 10px;
  }
  #template-category-filter .sub-tab-btn {
    font-size: 0.78rem;
    padding: 5px 10px;
    min-height: 34px;
  }
  #templates-cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    max-height: 280px;
  }
  .tpl-btn-item {
    padding: 6px 8px;
    font-size: 0.76rem;
    min-height: 38px;
  }

  /* Form spacing & options */
  .control-row { margin-bottom: 14px; }
  .control-grid-2 { grid-template-columns: 1fr; gap: 10px; }
  .options-grid, .stats-grid, .related-grid { grid-template-columns: 1fr; }
  .amount-controls { grid-template-columns: 1fr; }
  .preview-viewport { max-width: 290px; min-height: 280px; padding: 10px; }
  .snippets-card { padding: 14px; }
  .snippet-item { padding: 11px 12px; }
  h1 { font-size: clamp(2rem, 12vw, 3rem); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.001ms !important; animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
}


/* --- FIX: MOBILE NAV TOGGLE HAMBURGER ICON --- */
@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex !important;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
  }
  
  .nav-toggle span:not(.sr-only) {
    display: block;
    width: 22px;
    height: 2px;
    /* 'currentColor' automatically adapts to dark/light mode based on the parent's text color */
    background-color: currentColor; 
    border-radius: 2px;
    transition: all 0.25s ease;
  }
}


/* --- AD BLOCKER MODAL STYLES --- */
/*.adblock-overlay {*/
/*  position: fixed;*/
/*  inset: 0;*/
/*  background: rgba(0, 0, 0, 0.85);*/
/*  backdrop-filter: blur(6px);*/
/*  -webkit-backdrop-filter: blur(6px);*/
/*  z-index: 999999;*/
/*  display: flex;*/
/*  align-items: center;*/
/*  justify-content: center;*/
/*  padding: 20px;*/
/*}*/

/*.adblock-box {*/
/*  background: var(--dtw-surface);*/
/*  border: 1px solid var(--dtw-border);*/
/*  padding: 34px;*/
/*  border-radius: var(--radius-lg);*/
/*  max-width: 440px;*/
/*  text-align: center;*/
/*  box-shadow: 0 24px 54px rgba(0,0,0,0.6);*/
/*}*/

/*.adblock-box h3 { margin: 0 0 12px 0; color: var(--dtw-text); font-size: 1.4rem; }*/
/*.adblock-box p { color: var(--dtw-text-muted); margin: 0 0 24px 0; font-size: 0.95rem; }*/
/*.adblock-box .btn { width: 100%; }*/