/* ==========================================================================
   SRK Vending — custom styles (built on Bootstrap 4.6.1)
   Palette: ink #141414 · deep green #1e5631 · fresh green #4caf50 · off-white #f6f8f5
   ========================================================================== */

:root {
  --srk-ink: #141414;
  --srk-charcoal: #222222;
  --srk-green: #1e5631;
  --srk-green-dark: #153f24;
  --srk-green-light: #4caf50;
  --srk-mint: #eaf3ee;
  --srk-offwhite: #f6f8f5;
  --srk-gray: #6b7370;
}

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--srk-ink);
  background-color: #ffffff;
}

h1, h2, h3, h4, h5, .navbar-brand { font-weight: 700; letter-spacing: -0.02em; }

.section-padding { padding: 5rem 0; }
.bg-offwhite { background-color: var(--srk-offwhite); }
.bg-mint { background-color: var(--srk-mint); }
.text-green { color: var(--srk-green) !important; }

.section-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--srk-green);
  background: var(--srk-mint);
  border-radius: 50rem;
  padding: 0.35rem 1rem;
  margin-bottom: 1rem;
}

.section-title { font-size: 2.25rem; margin-bottom: 0.75rem; }
.section-lead { color: var(--srk-gray); font-size: 1.1rem; max-width: 640px; }

/* ---------- Buttons ---------- */
.btn { border-radius: 50rem; font-weight: 600; padding: 0.65rem 1.6rem; }

.btn-srk {
  background-color: var(--srk-green);
  border-color: var(--srk-green);
  color: #ffffff;
}
.btn-srk:hover, .btn-srk:focus {
  background-color: var(--srk-green-dark);
  border-color: var(--srk-green-dark);
  color: #ffffff;
}

.btn-srk-outline {
  border: 2px solid var(--srk-green);
  color: var(--srk-green);
  background: transparent;
}
.btn-srk-outline:hover { background: var(--srk-green); color: #ffffff; }

.btn-srk-light {
  background: #ffffff;
  color: var(--srk-green);
  border-color: #ffffff;
}
.btn-srk-light:hover { background: var(--srk-mint); color: var(--srk-green-dark); }

/* ---------- Navbar ---------- */
.navbar-srk {
  background-color: rgba(20, 20, 20, 0.97);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  transition: box-shadow 0.25s ease;
}
.navbar-srk.scrolled { box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35); }
.navbar-srk .navbar-brand img { height: 44px; }
.navbar-srk .nav-link {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
  margin: 0 0.35rem;
}
.navbar-srk .nav-link:hover,
.navbar-srk .nav-item.active .nav-link { color: #ffffff; }
.navbar-srk .nav-item.active .nav-link { border-bottom: 2px solid var(--srk-green-light); }
.navbar-srk .btn-srk { margin-left: 0.75rem; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, #f6f8f5 0%, #eaf3ee 55%, #dcebe1 100%);
  padding: 6.5rem 0 5rem;
  overflow: hidden;
}
.hero h1 { font-size: 3rem; line-height: 1.15; }
.hero .lead { color: var(--srk-gray); font-size: 1.2rem; max-width: 540px; }
.hero-img { max-height: 480px; }

.hero-page {
  background: linear-gradient(135deg, #141414 0%, #1e3527 100%);
  color: #ffffff;
  padding: 5.5rem 0 3.5rem;
}
.hero-page h1 { font-size: 2.6rem; }
.hero-page p { color: rgba(255, 255, 255, 0.75); font-size: 1.15rem; max-width: 640px; }

/* ---------- Stat bar ---------- */
.stat-bar { background-color: var(--srk-ink); color: #fff; }
.stat-bar .stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--srk-green-light);
}
.stat-bar .stat-label {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

/* ---------- Cards ---------- */
.feature-card {
  border: 1px solid #e4eae5;
  border-radius: 1rem;
  padding: 2rem 1.5rem;
  height: 100%;
  background: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 14px 30px rgba(20, 60, 35, 0.10); }

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 1rem;
  background: var(--srk-mint);
  color: var(--srk-green);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.machine-card {
  border: 1px solid #e4eae5;
  border-radius: 1rem;
  overflow: hidden;
  height: 100%;
  background: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.machine-card:hover { transform: translateY(-5px); box-shadow: 0 14px 30px rgba(20, 60, 35, 0.12); }
.machine-card .machine-img {
  background: var(--srk-offwhite);
  padding: 2rem 1rem 1.25rem;
  text-align: center;
}
.machine-card .machine-img img { max-height: 260px; }
.machine-card .badge-srk {
  background: var(--srk-mint);
  color: var(--srk-green);
  font-weight: 700;
  border-radius: 50rem;
  padding: 0.4em 0.9em;
}

/* ---------- How it works ---------- */
.step-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--srk-green);
  color: #ffffff;
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

/* ---------- Checklist ---------- */
.check-list { list-style: none; padding-left: 0; }
.check-list li { padding-left: 2rem; position: relative; margin-bottom: 0.85rem; }
.check-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: var(--srk-mint);
  color: var(--srk-green);
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--srk-green-dark), var(--srk-green));
  color: #ffffff;
  border-radius: 1.25rem;
}
.cta-band h2 { font-size: 2rem; }
.cta-band p { color: rgba(255, 255, 255, 0.8); }

/* ---------- Forms ---------- */
.quote-card {
  border: 1px solid #e4eae5;
  border-radius: 1.25rem;
  box-shadow: 0 18px 45px rgba(20, 60, 35, 0.08);
}
.form-control {
  border-radius: 0.6rem;
  padding: 0.7rem 1rem;
  height: auto;
  border-color: #d8e0da;
}
.form-control:focus {
  border-color: var(--srk-green-light);
  box-shadow: 0 0 0 0.2rem rgba(76, 175, 80, 0.18);
}
label { font-weight: 600; font-size: 0.9rem; }

/* ---------- Accordion (FAQ) ---------- */
.faq-card { border: 1px solid #e4eae5 !important; border-radius: 0.75rem !important; margin-bottom: 0.75rem; overflow: hidden; }
.faq-card .card-header { background: #ffffff; border-bottom: 0; padding: 0; }
.faq-card .btn-faq {
  width: 100%;
  text-align: left;
  font-weight: 600;
  color: var(--srk-ink);
  padding: 1.1rem 1.25rem;
  border-radius: 0;
  text-decoration: none;
}
.faq-card .btn-faq:hover { color: var(--srk-green); text-decoration: none; }
.faq-card .btn-faq::after { content: "+"; float: right; font-size: 1.2rem; color: var(--srk-green); }
.faq-card .btn-faq[aria-expanded="true"]::after { content: "\2212"; }

/* ---------- Footer ---------- */
.footer { background-color: var(--srk-ink); color: rgba(255, 255, 255, 0.7); }
.footer a { color: rgba(255, 255, 255, 0.7); }
.footer a:hover { color: var(--srk-green-light); text-decoration: none; }
.footer .footer-logo img { height: 52px; }
.footer h6 {
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  margin-bottom: 1rem;
}
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.12); font-size: 0.85rem; }

/* ---------- Back to top ---------- */
#backToTop {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--srk-green);
  color: #ffffff;
  border: 0;
  font-size: 1.1rem;
  display: none;
  z-index: 1030;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}
#backToTop:hover { background: var(--srk-green-dark); }

/* ---------- Consultation pricing ---------- */
.price-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  border: 2px solid #e4eae5;
  border-radius: 1rem;
  padding: 1.75rem 1rem;
  background: #ffffff;
  color: var(--srk-ink);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.price-tile:hover, .price-tile:focus {
  color: var(--srk-ink);
  text-decoration: none;
  border-color: var(--srk-green-light);
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(20, 60, 35, 0.10);
}
.price-tile.active { border-color: var(--srk-green); background: var(--srk-mint); }
.price-tile-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--srk-gray);
}
.price-tile-value { font-size: 2.25rem; font-weight: 700; color: var(--srk-green); line-height: 1.2; margin: 0.35rem 0; }
.price-tile-note { font-size: 0.9rem; color: var(--srk-gray); }
.price-tile-action {
  margin-top: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--srk-green);
}
.price-tile.active .price-tile-action { color: var(--srk-green-dark); }

.stripe-note { display: inline-block; margin-top: 0.5rem; }

.calendly-card {
  background: #ffffff;
  border: 1px solid #e4eae5;
  border-radius: 1.25rem;
  overflow: hidden;
}
.calendly-embed:not(:empty) { height: 700px; }

.package-card { display: flex; flex-direction: column; }
.package-price { font-size: 2rem; font-weight: 700; color: var(--srk-green); line-height: 1.2; }
.package-unit { color: var(--srk-gray); font-size: 0.9rem; }

/* ---------- Machine detail ---------- */
.machine-price { font-size: 2rem; font-weight: 700; color: var(--srk-green); }
.machine-price span { font-size: 1rem; font-weight: 600; color: var(--srk-gray); }

.machine-gallery-main {
  background: #ffffff;
  border: 1px solid #e4eae5;
  border-radius: 1rem;
  padding: 1rem;
  text-align: center;
}
.machine-gallery-thumbs { display: flex; gap: 0.75rem; margin-top: 0.75rem; }
.machine-gallery-thumb {
  width: 84px;
  border: 2px solid #e4eae5;
  border-radius: 0.6rem;
  overflow: hidden;
  background: #ffffff;
}
.machine-gallery-thumb.active, .machine-gallery-thumb:hover { border-color: var(--srk-green); }

.spec-table-wrap { border: 1px solid #e4eae5; border-radius: 1rem; background: #ffffff; }
.spec-table th, .spec-table td { border-top: 1px solid #eef2ef; padding: 0.75rem 1.25rem; }
.spec-table tr:first-child th, .spec-table tr:first-child td { border-top: 0; }
.spec-table th { width: 40%; font-weight: 600; color: var(--srk-ink); }
.spec-table td { color: var(--srk-gray); }

/* ---------- Contact form extras ---------- */
.form-honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.feature-icon-error { background: #fdecea; color: #b3261e; font-weight: 700; }

/* ---------- Responsive tweaks ---------- */
@media (max-width: 991.98px) {
  .hero { padding: 4.5rem 0 3.5rem; }
  .hero h1 { font-size: 2.4rem; }
  .section-title { font-size: 1.9rem; }
  .navbar-srk .btn-srk { margin-left: 0; margin-top: 0.5rem; }
  .calendly-embed:not(:empty) { height: 1000px; }
}
@media (max-width: 575.98px) {
  .hero h1 { font-size: 2rem; }
  .hero-page h1 { font-size: 2rem; }
  .section-padding { padding: 3.5rem 0; }
  .price-tile-value { font-size: 1.75rem; }
  .spec-table th, .spec-table td { padding: 0.6rem 0.9rem; }
}