/* ============================================================
   Snap Duct Cleaning — Custom CSS
   Only what Tailwind utility classes genuinely can't express.
   Everything else is handled by Tailwind in index.html.
   ============================================================ */

/* ---- Scroll padding offset for sticky nav ---- */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* matches sticky nav height */
}

/* ---- Outer page frame (beige background on desktop) ---- */
body {
  background-color: #EDE6DA; /* brand-beige */
}

/* ---- Fade-up animation for scroll reveal ---- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children for card grids */
.fade-up-stagger .fade-up:nth-child(1) { transition-delay: 0s; }
.fade-up-stagger .fade-up:nth-child(2) { transition-delay: 0.08s; }
.fade-up-stagger .fade-up:nth-child(3) { transition-delay: 0.16s; }
.fade-up-stagger .fade-up:nth-child(4) { transition-delay: 0.24s; }
.fade-up-stagger .fade-up:nth-child(5) { transition-delay: 0.32s; }
.fade-up-stagger .fade-up:nth-child(6) { transition-delay: 0.40s; }

/* ---- FAQ <details>/<summary> custom styling ---- */
details summary {
  list-style: none;
  cursor: pointer;
}

details summary::-webkit-details-marker {
  display: none;
}

/* Chevron rotation when open */
details[open] .faq-chevron {
  transform: rotate(180deg);
}

.faq-chevron {
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

/* Orange active state on open FAQ item */
details[open] > summary {
  color: #ffffff;
  background-color: #F5731C;
  border-radius: 0.75rem 0.75rem 0 0;
}

details[open] > summary .faq-q-text {
  color: #ffffff;
}

details[open] > .faq-answer {
  border-top: 1px solid rgba(245, 115, 28, 0.2);
}

/* ---- Sticky nav shadow (added via JS on scroll) ---- */
.nav-scrolled {
  box-shadow: 0 4px 24px rgba(22, 22, 22, 0.10);
}

/* ---- Mobile nav slide-down ---- */
#mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

#mobile-menu.open {
  max-height: 400px;
}

/* ---- Floating mobile call button ---- */
.floating-call-btn {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 50;
  width: 3.5rem;
  height: 3.5rem;
  background-color: #F5731C;
  color: #ffffff;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(245, 115, 28, 0.45);
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.floating-call-btn:hover {
  background-color: #D9601A;
  transform: scale(1.08);
}

@media (min-width: 768px) {
  .floating-call-btn {
    display: none;
  }
}

/* ---- Before/After placeholder card ---- */
.ba-placeholder {
  background: linear-gradient(135deg, #f0f0f0 25%, #e0e0e0 100%);
  border: 2px dashed #cccccc;
}

/* ---- Service card hover lift ---- */
.service-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(22, 22, 22, 0.12);
}

/* ---- Process step connector line ---- */
.process-connector {
  position: absolute;
  top: 2rem;
  left: calc(50% + 2rem);
  right: calc(-50% + 2rem);
  height: 2px;
  border-top: 2px dashed #F5731C;
  opacity: 0.35;
}

/* ---- Suburb chip ---- */
.suburb-chip {
  display: inline-block;
  padding: 0.35rem 1rem;
  border-radius: 9999px;
  background-color: #ffffff;
  border: 1.5px solid #EDE6DA;
  color: #5B5B5B;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.suburb-chip:hover {
  background-color: #F5731C;
  color: #ffffff;
  border-color: #F5731C;
}

/* ---- Form input focus ring ---- */
.form-input:focus {
  outline: none;
  border-color: #F5731C;
  box-shadow: 0 0 0 3px rgba(245, 115, 28, 0.15);
}

/* ---- Inline form error text ---- */
.field-error {
  display: none;
  color: #dc2626;
  font-size: 0.8rem;
  margin-top: 0.25rem;
}

.field-error.visible {
  display: block;
}

/* ---- Button loading state ---- */
.btn-loading {
  opacity: 0.7;
  cursor: not-allowed;
  pointer-events: none;
}

/* ---- Success / Error messages ---- */
.form-success,
.form-error-msg {
  display: none;
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  margin-top: 1rem;
  font-weight: 500;
}

.form-success {
  background-color: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.form-error-msg {
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.form-success.visible,
.form-error-msg.visible {
  display: block;
}

/* ---- Comparison table highlight ---- */
.comparison-us {
  border: 2px solid #F5731C;
}

/* ---- Google Map iframe container ---- */
.map-container {
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(22, 22, 22, 0.1);
}

/* ---- Star rating ---- */
.star-fill {
  color: #F5731C;
}

/* ---- Testimonial placeholder box ---- */
.testimonial-placeholder {
  border: 2px dashed #EDE6DA;
}

/* ---- Scrollbar (subtle, optional) ---- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #EDE6DA;
}

::-webkit-scrollbar-thumb {
  background: #F5731C;
  border-radius: 3px;
}