/* ============================================================
   Quick Wa Link — App Page Styles (app.css)
   ============================================================ */

/* ── App Page Layout ─────────────────────────────────────── */
.app-page {
  padding-top: var(--header-height);
  min-height: 100dvh;
}

/* Subtle top accent line */
.app-page::after {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--green-700), transparent);
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  z-index: 999;
  opacity: 0.6;
}

/* ── App Hero bar ────────────────────────────────────────── */
.app-hero {
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border-subtle);
  padding-block: var(--space-10) var(--space-8);
  position: relative;
  overflow: hidden;
}

.app-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(7,94,84,0.2) 0%, transparent 65%);
  pointer-events: none;
}

.app-hero-inner {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.app-hero-text {}

.app-hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.625rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  line-height: 1.15;
}

.app-hero-sub {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.65;
}

.app-hero-chips {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.app-hero-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.app-hero-chip svg, .app-hero-chip span {
  color: var(--green-500);
}

/* ── Generator + Preview Layout ─────────────────────────── */
.app-workspace {
  padding-block: var(--space-10) var(--space-16);
}

.workspace-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

/* ── Generator Panel ─────────────────────────────────────── */
.generator-panel {
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.panel-header {
  padding: var(--space-6) var(--space-8);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.panel-header-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(37, 211, 102, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.panel-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.panel-subtitle {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.panel-body {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* Phone number row */
.phone-row {
  display: flex;
  gap: var(--space-3);
}

.phone-prefix-badge {
  display: flex;
  align-items: center;
  padding: 0 var(--space-4);
  background: var(--surface-2);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  min-width: 64px;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color var(--transition-fast);
}

.phone-prefix-badge.active {
  border-color: var(--green-700);
  color: var(--green-400);
}

.phone-input-wrap { flex: 1; }

/* Form actions row */
.generator-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* Output card */
.output-card {
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: border-color var(--transition-mid);
  margin-top: var(--space-6);
}

/* ── Output result area (flex container, hidden until generated) */
.output-result-area {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.output-card.has-link {
  border-color: rgba(37, 211, 102, 0.25);
}

.output-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.output-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: background var(--transition-mid);
}

.output-card.has-link .output-status-dot {
  background: var(--green-500);
  box-shadow: 0 0 6px var(--green-500);
}

.output-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition-mid);
}

.output-card.has-link .output-label {
  color: var(--green-400);
}

.output-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 140px;
}

.output-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  min-height: 120px;
  text-align: center;
}

.output-empty-icon {
  font-size: 2rem;
  opacity: 0.4;
  line-height: 1;
}

.output-empty-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 280px;
  line-height: 1.65;
}

.output-empty-text strong { color: var(--text-secondary); }

.output-link-box {
  background: var(--surface-1);
  border: 1.5px solid var(--border-mid);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  overflow: hidden;
}

.output-link-text {
  display: block;
  font-size: 0.8125rem;
  color: var(--green-400);
  word-break: break-all;
  line-height: 1.6;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.output-link-text:hover { color: var(--green-300, #6ee7b7); }

.output-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.output-tip {
  font-size: 0.775rem;
  color: var(--text-muted);
  line-height: 1.6;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-overlay);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--green-900);
}

/* ── Preview Panel ───────────────────────────────────────── */
.preview-panel {
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.preview-panel-body {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.preview-tips {
  width: 100%;
}

.preview-tips-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
}

.preview-tip-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.preview-tip-list li {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding-left: var(--space-4);
  position: relative;
  line-height: 1.6;
}

.preview-tip-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--green-700);
  font-size: 0.7rem;
}

/* Phone mockup in preview panel */
.preview-phone-wrap {
  position: relative;
}

.preview-phone-glow {
  position: absolute;
  inset: -15%;
  background: radial-gradient(ellipse, var(--glow-green), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.preview-phone {
  position: relative;
  z-index: 1;
  width: 280px;
  background: #1a1a2e;
  border-radius: 30px;
  padding: 12px;
  box-shadow:
    0 0 0 1.5px rgba(255,255,255,0.05),
    0 24px 60px rgba(0,0,0,0.55);
}

.preview-phone .phone-screen {
  border-radius: 22px;
  min-height: 420px;
}

@media (max-width: 1024px) {
  .workspace-grid { grid-template-columns: 1fr; }
  .preview-panel { position: static; }
}

@media (max-width: 768px) {
  .app-hero { text-align: center;}
  .app-hero-chip { margin-inline: auto; justify-content: center;}
  .panel-body { padding: var(--space-5); }
  .generator-actions { flex-direction: column; }
  .generator-actions .btn { width: 100%; justify-content: center; }
}

/* ── FAQ section ──────────────────────────────────────────── */
.faq-section {
  padding-block: var(--space-16);
  background: var(--bg-raised);
  border-top: 1px solid var(--border-subtle);
}

.faq-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
}

.faq-card { padding: var(--space-6); }

.faq-question {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.faq-answer {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.code-snippet {
  background: var(--surface-1);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.75rem;
}

/* ── CTA footer strip ─────────────────────────────────────── */
.cta-section {
  padding-block: var(--space-16);
  text-align: center;
}

.section-title--cta { margin-bottom: var(--space-5); }

.cta-tagline {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
}

/* ── Copy button copied state ────────────────────────────── */
.copy-btn.copied {
  background: var(--green-700);
  border-color: var(--green-700);
  color: white;
}

/* ── Loading state on generate btn ──────────────────────── */
.generate-btn.loading {
  pointer-events: none;
}

/* ── QR Code section (below workspace) ──────────────────── */
.qr-section {
  padding-block: var(--space-16);
  background: var(--bg-raised);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  display: none;
}

.qr-section.visible { display: block; }

.qr-section-inner {
  max-width: 480px;
  margin-inline: auto;
}

.qr-canvas-wrap {
  display: inline-flex;
  padding: var(--space-5);
  background: white;
  border-radius: var(--radius-lg);
  margin-block: var(--space-8);
}

.qr-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
}