/* ==========================================================================
   CizgiFikrim — E-Ticaret & Shopify WhatsApp Büyüme Simülatörü CSS
   Tasarım Dili: Apple / Stripe seviyesi sans-serif tipografi, minimalist & responsive
   ========================================================================== */

/* Demo Sayfa Kök Değişkenleri */
:root {
  --wa-bg: #efeae2;
  --wa-header-bg: #f0f2f5;
  --wa-incoming-bg: #ffffff;
  --wa-outgoing-bg: #d9fdd3;
  --wa-text: #111b21;
  --wa-muted: #667781;
  --wa-teal: #00a884;
  --wa-teal-dark: #008069;
  --wa-blue-tick: #53bdeb;
  --wa-border: #e9edef;
  --wa-shadow: 0 1px 0.5px rgba(11, 20, 26, 0.13);
  --wa-yellow-info: #ffeecd;
  --wa-yellow-border: #ffd279;
}

/* Sayfa Çatısı */
.demo-page-wrapper {
  padding-bottom: 5rem;
}

/* --------------------------------------------------------------------------
   Hero Bölümü
   -------------------------------------------------------------------------- */
.demo-hero {
  padding-top: 3rem;
  padding-bottom: 2.5rem;
  text-align: center;
  max-width: 52rem;
  margin: 0 auto;
}

.demo-hero .hero-eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.demo-hero .hero-eyebrow::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.demo-hero h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.1rem);
  font-weight: 800;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.demo-hero .demo-hero-lead {
  font-family: var(--sans);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--muted-fg);
  line-height: 1.55;
  max-width: 44rem;
  margin: 0 auto 1.5rem;
}

.demo-hero-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.demo-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  color: #0f766e;
  background: #f0fdfa;
  border: 1px solid #ccfbf1;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
}

.demo-badge svg {
  width: 14px;
  height: 14px;
  color: var(--wa-teal);
}

/* --------------------------------------------------------------------------
   Stüdyo Alanı (2 Kolonlu Grid)
   -------------------------------------------------------------------------- */
.demo-studio {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 2.25rem;
  align-items: start;
  margin-top: 1rem;
}

@media (max-width: 1023px) {
  .demo-studio {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
}

/* --------------------------------------------------------------------------
   Mobil Segmentli Görünüm Seçici (< 1024px)
   -------------------------------------------------------------------------- */
.demo-mobile-view-switcher {
  display: none;
}

@media (max-width: 1023px) {
  .demo-mobile-view-switcher {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    background: #e2e8f0;
    padding: 0.3rem;
    border-radius: 0.75rem;
    position: sticky;
    top: 4.5rem;
    z-index: 25;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
  }
}

.demo-view-tab {
  flex: 1;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.88rem;
  border-radius: 0.55rem;
  border: none;
  background: transparent;
  color: #475569;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.demo-view-tab.is-active {
  background: #ffffff;
  color: var(--accent);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.1);
}

/* Kolonlar arası mobil geçiş butonları */
.demo-mobile-col-nav {
  margin-top: 1.25rem;
  width: 100%;
}

.demo-mobile-nav-btn {
  width: 100%;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition: all 0.18s ease;
  text-align: center;
}

.demo-mobile-nav-btn.is-primary {
  background: var(--accent);
  color: #ffffff;
  border: 1px solid var(--accent);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.demo-mobile-nav-btn.is-primary:hover {
  background: var(--accent-strong);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35);
}

.demo-mobile-nav-btn.is-secondary {
  background: #ffffff;
  color: var(--ink);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-sm);
}

.demo-mobile-nav-btn.is-secondary:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

@media (min-width: 1024px) {
  .demo-mobile-view-switcher {
    display: none !important;
  }
  .demo-mobile-col-nav {
    display: none !important;
  }
  .demo-studio[data-mobile-view="preview"] .demo-controls-col,
  .demo-studio[data-mobile-view="controls"] .demo-preview-col {
    display: flex !important;
  }
}

@media (max-width: 1023px) {
  .demo-studio[data-mobile-view="preview"] .demo-controls-col {
    display: none !important;
  }
  .demo-studio[data-mobile-view="controls"] .demo-preview-col {
    display: none !important;
  }
  .demo-studio[data-mobile-view="preview"] .demo-preview-col {
    display: flex !important;
    width: 100%;
  }
  .demo-studio[data-mobile-view="controls"] .demo-controls-col {
    display: flex !important;
    width: 100%;
  }
}

/* --------------------------------------------------------------------------
   Sol Kolon: Kontrol Paneli
   -------------------------------------------------------------------------- */
.demo-controls-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.demo-card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.75rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

/* Segmented Mod Değiştirici */
.demo-mode-switcher-wrap {
  margin-bottom: 1.5rem;
}

.whatsapp-simulator-section {
  padding-top: 4rem;
  padding-bottom: 3rem;
  border-top: 1px solid var(--line, #e2e8f0);
}

.demo-mode-switcher {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  background: #f1f5f9;
  padding: 0.3rem;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
  gap: 0.3rem;
}

.demo-mode-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.65rem 0.85rem;
  font-family: var(--sans);
  font-size: 0.84rem;
  font-weight: 600;
  color: #475569;
  background: transparent;
  border: none;
  border-radius: 0.55rem;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
  line-height: 1.25;
  user-select: none;
}

.demo-mode-tab:hover:not(.is-active) {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.6);
}

.demo-mode-tab.is-active {
  background: #ffffff;
  color: var(--accent);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08), 0 1px 2px rgba(15, 23, 42, 0.04);
}

.demo-mode-tab .tab-icon {
  font-size: 1rem;
}

.demo-mode-tab .tab-tag {
  font-size: 0.68rem;
  font-weight: 700;
  font-family: var(--mono);
  background: #dbeafe;
  color: var(--accent);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.demo-mode-tab.is-active .tab-tag {
  background: #eff6ff;
}

/* Sektör Önayarları (Presets) */
.demo-preset-group {
  margin-bottom: 1.5rem;
}

.demo-section-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 700;
  color: #334155;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.65rem;
}

.demo-section-label .hint {
  font-family: var(--sans);
  font-size: 0.72rem;
  color: #64748b;
  text-transform: none;
  font-weight: 500;
}

.demo-presets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

@media (max-width: 480px) {
  .demo-presets {
    grid-template-columns: 1fr;
  }
}

.demo-preset-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 0.5rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  background: #f8fafc;
  color: #475569;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.demo-preset-btn:hover {
  background: #ffffff;
  border-color: #cbd5e1;
  color: var(--ink);
}

.demo-preset-btn.is-active {
  background: #eff6ff;
  border-color: #93c5fd;
  color: var(--accent);
  box-shadow: 0 0 0 1px #93c5fd;
}

/* Form Alanları */
.demo-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.demo-form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

@media (max-width: 540px) {
  .demo-form-grid-2 {
    grid-template-columns: 1fr;
  }
}

.demo-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.demo-field label {
  font-family: var(--sans);
  font-size: 0.76rem;
  font-weight: 600;
  color: #475569;
}

.demo-field input {
  font-family: var(--sans);
  font-size: 0.88rem;
  padding: 0.6rem 0.75rem;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-sm);
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}

.demo-field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.demo-field .field-tip {
  font-size: 0.7rem;
  color: #94a3b8;
  margin-top: 0.15rem;
}

/* --------------------------------------------------------------------------
   Canlı ROI & Gelir Kurtarma Hesaplayıcısı
   -------------------------------------------------------------------------- */
.demo-roi-card {
  background: linear-gradient(155deg, #091222 0%, #0f1e36 60%, #122849 100%);
  color: #f8fafc;
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 15px 35px -5px rgba(15, 23, 42, 0.25);
  position: relative;
  overflow: hidden;
}

.demo-roi-card::before {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.demo-roi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.85rem;
}

.demo-roi-title {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.demo-roi-title .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
  display: inline-block;
}

.demo-roi-period {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: #94a3b8;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.roi-slider-group {
  margin-bottom: 1.5rem;
}

.roi-slider-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.roi-slider-head label {
  font-family: var(--sans);
  font-size: 0.78rem;
  color: #cbd5e1;
  font-weight: 500;
}

.roi-revenue-display {
  font-family: var(--mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: #38bdf8;
}

.roi-range-input {
  width: 100%;
  height: 7px;
  -webkit-appearance: none;
  appearance: none;
  background: #1e293b;
  border-radius: 5px;
  outline: none;
  cursor: pointer;
  transition: background 0.15s;
}

.roi-range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #38bdf8;
  border: 3px solid #091222;
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.7);
  cursor: pointer;
  transition: transform 0.1s, background-color 0.15s;
}

.roi-range-input::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: #7dd3fc;
}

.roi-range-input::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #38bdf8;
  border: 3px solid #091222;
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.7);
  cursor: pointer;
}

.roi-slider-bounds {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: #64748b;
  margin-top: 0.4rem;
}

/* Hızlı Ciro Basamakları (Quick Budget Pills) */
.roi-quick-pills {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.45rem;
  margin-top: 0.85rem;
}

@media (max-width: 480px) {
  .roi-quick-pills {
    grid-template-columns: repeat(2, 1fr);
  }
}

.roi-pill-btn {
  min-height: 44px;
  padding: 0.45rem 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0.5rem;
  color: #94a3b8;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  user-select: none;
}

.roi-pill-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #f8fafc;
  border-color: rgba(255, 255, 255, 0.25);
}

.roi-pill-btn.is-active {
  background: #38bdf8;
  color: #030712;
  border-color: #38bdf8;
  font-weight: 700;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.35);
}

/* ROI Metrik Çıktıları */
.demo-roi-metrics {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  padding: 1.15rem;
  align-items: center;
  margin-bottom: 1rem;
}

@media (max-width: 480px) {
  .demo-roi-metrics {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}

.roi-metric-primary {
  display: flex;
  flex-direction: column;
}

.roi-metric-label {
  font-family: var(--sans);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94a3b8;
  margin-bottom: 0.2rem;
}

.roi-metric-amount {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.2vw, 2.1rem);
  font-weight: 800;
  color: #10b981;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.roi-metric-secondary {
  display: flex;
  flex-direction: column;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  padding-left: 1rem;
}

@media (max-width: 480px) {
  .roi-metric-secondary {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 0.75rem;
  }
}

.roi-metric-annual {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: #e2e8f0;
}

.roi-badge-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
}

.roi-amortization-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.7rem;
  border-radius: 9999px;
}

.roi-guarantee-note {
  font-family: var(--sans);
  font-size: 0.72rem;
  color: #94a3b8;
  line-height: 1.4;
  margin-top: 0.75rem;
}

/* --------------------------------------------------------------------------
   Sağ Kolon: iPhone & WhatsApp Simülatörü
   -------------------------------------------------------------------------- */
.demo-preview-col {
  position: sticky;
  top: 5.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

@media (max-width: 1024px) {
  .demo-preview-col {
    position: static;
  }
}

.iphone-frame {
  width: 100%;
  max-width: 390px;
  background: #111827;
  border-radius: 48px;
  padding: 10px;
  box-shadow: 
    0 25px 50px -12px rgba(15, 23, 42, 0.25),
    0 0 0 1px rgba(255, 255, 255, 0.1),
    0 0 0 4px #1f2937,
    0 15px 40px rgba(0, 0, 0, 0.2);
  user-select: none;
  position: relative;
  overflow: hidden;
}

.iphone-screen {
  background-color: var(--wa-bg);
  /* Hafif WhatsApp desen arka planı */
  background-image: radial-gradient(#d1d7db 0.75px, transparent 0.75px), radial-gradient(#d1d7db 0.75px, var(--wa-bg) 0.75px);
  background-size: 30px 30px;
  background-position: 0 0, 15px 15px;
  border-radius: 40px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 690px;
  position: relative;
}

/* Status Bar */
.iphone-statusbar {
  height: 40px;
  background: var(--wa-header-bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: #0f172a;
  z-index: 10;
  position: relative;
}

.iphone-time {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
  letter-spacing: -0.01em;
}

.dynamic-island {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 7px;
  width: 102px;
  height: 25px;
  background: #000000;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 9px;
  box-shadow: inset 0 0 2px rgba(255, 255, 255, 0.2);
}

.dynamic-island-lens {
  width: 9px;
  height: 9px;
  background: #0d1624;
  border: 1px solid #1a2333;
  border-radius: 50%;
}

.iphone-status-icons {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.iphone-status-icons svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* WhatsApp Üst Başlığı (Header) */
.wa-header {
  background: var(--wa-header-bg);
  padding: 0.45rem 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  z-index: 9;
}

.wa-back-btn {
  color: #007aff;
  display: flex;
  align-items: center;
  padding-right: 0.2rem;
  cursor: pointer;
}

.wa-profile-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb, #0d9488);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.wa-header-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.wa-header-name-row {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.wa-header-name {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--wa-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 160px;
}

.wa-verified-badge {
  display: inline-flex;
  align-items: center;
  color: #00a884;
  flex-shrink: 0;
}

.wa-header-status {
  font-size: 0.67rem;
  color: #00a884;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.wa-header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.wa-control-btn {
  background: transparent;
  border: none;
  color: #54656f;
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}

.wa-control-btn:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--ink);
}

.wa-control-btn.is-active {
  color: var(--accent);
}

/* Toast / Başarı Bildirimi (iPhone içinde tepeye düşer) */
.wa-toast-alert {
  position: absolute;
  top: 85px;
  left: 12px;
  right: 12px;
  background: #0f172a;
  color: #ffffff;
  padding: 0.65rem 0.85rem;
  border-radius: 0.65rem;
  font-size: 0.76rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
  z-index: 30;
  transform: translateY(-20px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s;
}

.wa-toast-alert.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.wa-toast-alert .toast-icon {
  font-size: 1rem;
}

/* WhatsApp Sohbet Gövdesi */
.wa-chat-body {
  flex: 1;
  padding: 0.85rem 0.75rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  scroll-behavior: smooth;
}

/* Kaydırma çubuğu gizleme */
.wa-chat-body::-webkit-scrollbar {
  width: 4px;
}
.wa-chat-body::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
}

/* Güvenlik Bilgi Kutusu */
.wa-security-box {
  background: var(--wa-yellow-info);
  border: 1px solid var(--wa-yellow-border);
  border-radius: 0.5rem;
  padding: 0.45rem 0.6rem;
  font-size: 0.65rem;
  color: #54656f;
  text-align: center;
  line-height: 1.35;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
  margin-bottom: 0.3rem;
}

.wa-date-divider {
  align-self: center;
  background: rgba(255, 255, 255, 0.9);
  padding: 0.2rem 0.6rem;
  border-radius: 0.45rem;
  font-size: 0.66rem;
  font-weight: 600;
  color: #667781;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 1px 0.5px rgba(11, 20, 26, 0.13);
  margin-bottom: 0.25rem;
}

/* Mesaj Balonları */
.wa-bubble-wrap {
  display: flex;
  flex-direction: column;
  max-width: 86%;
  animation: bubbleFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes bubbleFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.wa-bubble-wrap.wa-incoming {
  align-self: flex-start;
}

.wa-bubble-wrap.wa-outgoing {
  align-self: flex-end;
}

.wa-bubble {
  padding: 0.55rem 0.75rem 0.35rem;
  border-radius: 0.65rem;
  font-size: 0.81rem;
  line-height: 1.4;
  color: var(--wa-text);
  box-shadow: var(--wa-shadow);
  position: relative;
  word-break: break-word;
}

.wa-incoming .wa-bubble {
  background: var(--wa-incoming-bg);
  border-top-left-radius: 0.2rem;
}

.wa-outgoing .wa-bubble {
  background: var(--wa-outgoing-bg);
  border-top-right-radius: 0.2rem;
}

.wa-bubble-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.25rem;
  margin-top: 0.2rem;
  font-size: 0.64rem;
  color: var(--wa-muted);
}

.wa-ticks-blue {
  color: var(--wa-blue-tick);
  display: inline-flex;
}

/* Balon İçindeki Ürün Kartı */
.wa-product-card {
  margin: 0.5rem 0 0.25rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 0.5rem;
  padding: 0.6rem;
  display: flex;
  gap: 0.65rem;
  align-items: center;
}

.wa-product-card-thumb {
  width: 48px;
  height: 48px;
  border-radius: 0.4rem;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.wa-product-card-body {
  flex: 1;
  min-width: 0;
}

.wa-product-card-title {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.wa-product-card-pricing {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin-top: 0.2rem;
}

.wa-price-old {
  font-size: 0.7rem;
  text-decoration: line-through;
  color: #94a3b8;
}

.wa-price-new {
  font-size: 0.8rem;
  font-weight: 700;
  color: #059669;
}

.wa-stock-tag {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 600;
  color: #d97706;
  background: #fef3c7;
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  margin-top: 0.2rem;
}

/* İnteraktif WhatsApp Aksiyon Butonları */
.wa-action-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: 0.35rem;
}

.wa-action-btn {
  background: #ffffff;
  color: var(--wa-teal);
  border: 1px solid #e2e8f0;
  border-radius: 0.55rem;
  padding: 0.55rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  cursor: pointer;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
  transition: all 0.15s ease;
  user-select: none;
  line-height: 1.25;
  text-align: center;
}

.wa-action-btn:hover:not(:disabled) {
  background: #f0fdfa;
  border-color: #99f6e4;
  color: var(--wa-teal-dark);
}

.wa-action-btn:active:not(:disabled) {
  transform: scale(0.98);
}

.wa-action-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.wa-action-btn.is-primary-action {
  color: #0284c7;
}

.wa-action-btn.is-primary-action:hover:not(:disabled) {
  background: #f0f9ff;
  border-color: #bae6fd;
}

/* Yazıyor Animasyonu (Typing Indicator) */
.wa-typing-bubble {
  align-self: flex-start;
  background: #ffffff;
  padding: 0.55rem 0.85rem;
  border-radius: 0.65rem;
  border-top-left-radius: 0.2rem;
  box-shadow: var(--wa-shadow);
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
}

.wa-typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--wa-teal);
  animation: typingBounce 1.4s infinite ease-in-out both;
}

.wa-typing-dot:nth-child(1) { animation-delay: -0.32s; }
.wa-typing-dot:nth-child(2) { animation-delay: -0.16s; }
.wa-typing-dot:nth-child(3) { animation-delay: 0s; }

@keyframes typingBounce {
  0%, 80%, 100% {
    transform: scale(0);
    opacity: 0.4;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* WhatsApp Alt Mesaj Çubuğu (Footer) */
.wa-footer-bar {
  background: var(--wa-header-bg);
  padding: 0.45rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  z-index: 10;
}

.wa-footer-input {
  flex: 1;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 1.25rem;
  padding: 0.4rem 0.85rem;
  font-size: 0.78rem;
  color: #54656f;
  user-select: none;
}

.wa-footer-icon {
  color: #54656f;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: default;
}

.iphone-home-bar {
  height: 18px;
  background: var(--wa-header-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 2px;
}

.iphone-home-pill {
  width: 120px;
  height: 4px;
  background: #000000;
  border-radius: 4px;
  opacity: 0.4;
}

/* Simülasyon Sıfırlama & Kontrol Butonları Barı */
.demo-preview-controls {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.demo-replay-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  background: #ffffff;
  color: var(--ink);
  border: 1px solid var(--rule);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
  transition: all 0.15s ease;
}

.demo-replay-btn:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

/* --------------------------------------------------------------------------
   Dönüşüm Alanı (Bottom CTA)
   -------------------------------------------------------------------------- */
.demo-closing-cta {
  margin-top: 4rem;
  background: #ffffff;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.demo-closing-cta h2 {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.8vw, 2.25rem);
  font-weight: 800;
  color: var(--ink);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.demo-closing-cta p {
  font-family: var(--sans);
  font-size: 1.05rem;
  color: var(--muted-fg);
  max-width: 38rem;
  margin: 0 auto 1.75rem;
}

.demo-closing-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   Responsive Taşma, Mobil Faux-Bezel ve Dokunmatik Ergonomi (WCAG 2.1 AA)
   ========================================================================== */

/* 0px Yatay Taşma Güvencesi (320px - 2560px) */
html,
body {
  overflow-x: hidden;
  max-width: 100%;
}

.demo-page-wrapper,
.demo-studio,
.demo-hero,
.demo-controls-col,
.demo-preview-col {
  overflow-x: hidden;
  box-sizing: border-box;
  max-width: 100%;
}

/* Dokunmatik Hedefler ve iOS Auto-Zoom Engelleme (< 1024px) */
@media (max-width: 1023px) {
  .demo-field input,
  input[type="text"],
  input[type="number"],
  select,
  textarea {
    font-size: 16px !important;
    min-height: 48px;
    padding: 0.75rem 1rem;
    box-sizing: border-box;
  }

  .demo-mode-tab {
    min-height: 44px;
    padding: 0.65rem 0.75rem;
  }

  .demo-preset-btn {
    min-height: 44px;
    padding: 0.65rem 0.85rem;
  }

  #btn-sound-toggle {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  #btn-replay {
    min-height: 46px;
    padding: 0.75rem 1.25rem;
    font-size: 0.86rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
  }

  .roi-range-input {
    height: 10px;
  }

  .roi-range-input::-webkit-slider-thumb {
    width: 28px;
    height: 28px;
  }

  .roi-range-input::-moz-range-thumb {
    width: 28px;
    height: 28px;
  }
}

/* Faux-Bezel Sendromu Çözümü & Yerel WhatsApp Deneyimi (< 768px) */
@media (max-width: 768px) {
  .demo-hero {
    padding-top: 2rem;
    padding-bottom: 1.5rem;
  }

  .demo-card {
    padding: 1.25rem;
  }

  .demo-roi-card {
    padding: 1.25rem;
  }

  /* Sahte iPhone kasasını sıfırla, gerçek telefonun kendi ekranı ile bütünleş */
  .iphone-frame {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    border-radius: 0 !important;
    max-width: 100% !important;
    margin: 0 auto;
  }

  /* Çift status-bar ve home bar kirliliğini engelle */
  .iphone-statusbar,
  .iphone-home-bar {
    display: none !important;
  }

  /* Yerel WhatsApp Web / App Kartı */
  .iphone-screen {
    border-radius: 16px !important;
    border: 1px solid #e2e8f0 !important;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.08) !important;
    height: min(580px, 75vh) !important;
    max-height: 75vh !important;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .wa-header {
    border-radius: 16px 16px 0 0;
    padding: 0.65rem 0.85rem;
  }

  .wa-chat-body {
    padding: 0.85rem;
    flex: 1;
    overflow-y: auto;
  }

  .demo-closing-cta {
    padding: 2rem 1.25rem;
    margin-top: 2.5rem;
  }
}