/* ===========================================================
   DESIGN TOKENS
   Theme: "The cleaning no one sees" — the work happens overnight,
   so the site's signature motif is a night → day transition.
=========================================================== */
:root {
  --bg: #F5F7F6;
  --bg-panel: #FFFFFF;
  --bg-alt: #ECEFED;
  --border: #DCE3E0;

  --ink: #16232E;
  --ink-soft: #52636C;

  --teal: #0E7C7B;
  --teal-dark: #0A5E5D;
  --teal-tint: #E4F1F0;

  --gold: #C9A227;

  --night: #0B1B2B;
  --night-soft: #1C2F44;
  --night-text: #DCE6EC;

  --white: #FFFFFF;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius: 4px;
  --max-width: 1120px;
  --header-h: 76px;
}

/* ===========================================================
   RESET & BASE
=========================================================== */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: 1.25rem; }

p { color: var(--ink-soft); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-dark);
  display: inline-block;
  margin-bottom: 12px;
}

.section {
  padding: 88px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-header {
  max-width: 640px;
  margin-bottom: 48px;
}

.section-header p {
  margin-top: 14px;
  font-size: 1.05rem;
}

/* ===========================================================
   BUTTONS
=========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--teal);
  color: var(--white);
}
.btn-primary:hover { background: var(--teal-dark); }

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal-dark); }

.btn-on-dark {
  background: var(--white);
  color: var(--night);
}
.btn-on-dark:hover { background: var(--night-text); }

/* ===========================================================
   HEADER / NAV
=========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 247, 246, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
}

.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: baseline;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  white-space: nowrap;
}

.footer-logo {
  display: flex;
  align-items: baseline;
  margin-bottom: 12px;
}
.footer-logo .logo-text { color: var(--white); font-size: 1.05rem; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.15s ease;
}

.nav-links a:hover,
.nav-links a.active { color: var(--ink); }

.nav-links a.nav-cta.active,
.nav-links a.nav-cta:hover { color: var(--white); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  display: block;
}

/* ===========================================================
   HERO — night / day signature motif
=========================================================== */
.hero {
  padding: 72px 0 0;
}

.hero .container {
  max-width: 780px;
}

.hero-copy h1 { margin-bottom: 20px; }
.hero-copy p { font-size: 1.1rem; max-width: 56ch; margin-bottom: 32px; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.panel-time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: 6px;
}

.panel-label {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
}

/* Note: .panel-time / .panel-label are reused by the dark "How It Works"
   schedule-step cards further down — keep these even though the hero
   night/day visual that originally used them was removed. */

/* ===========================================================
   TRUST STRIP
=========================================================== */
.trust-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
  margin-top: 80px;
}

.trust-strip .container {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
  align-items: center;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.trust-item::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  flex-shrink: 0;
}

/* ===========================================================
   SERVICES GRID
=========================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.service-card:hover {
  border-color: var(--teal);
  transform: translateY(-2px);
}

.service-card .eyebrow { margin-bottom: 18px; }

.service-card h3 { margin-bottom: 10px; }

.service-card p { font-size: 0.95rem; }

/* ===========================================================
   SCHEDULE / PROCESS STRIP (mono, time-based — matches theme)
=========================================================== */
.schedule {
  background: var(--night);
  color: var(--night-text);
}

.schedule .section-header p { color: rgba(220, 230, 236, 0.7); }
.schedule .eyebrow { color: var(--gold); }
.schedule h2 { color: var(--white); }

.schedule-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(220, 230, 236, 0.15);
  border-radius: 6px;
  overflow: hidden;
}

.schedule-step {
  background: var(--night-soft);
  padding: 28px 24px;
}

.schedule-step .panel-time { color: var(--gold); opacity: 1; }

.schedule-step h3 {
  color: var(--white);
  font-size: 1.05rem;
  margin: 8px 0 8px;
}

.schedule-step p {
  color: rgba(220, 230, 236, 0.7);
  font-size: 0.9rem;
}

/* ===========================================================
   TESTIMONIAL / CTA BAND
=========================================================== */
.cta-band {
  background: var(--teal);
  color: var(--white);
  padding: 64px 0;
  text-align: center;
}

.cta-band h2 { color: var(--white); margin-bottom: 14px; }
.cta-band p { color: rgba(255,255,255,0.85); max-width: 50ch; margin: 0 auto 28px; }

/* ===========================================================
   FOOTER
=========================================================== */
.site-footer {
  background: var(--night);
  color: rgba(220, 230, 236, 0.75);
  padding: 56px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gold);
  margin-bottom: 14px;
}

.footer-col li { margin-bottom: 8px; font-size: 0.9rem; }
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(220, 230, 236, 0.15);
  padding-top: 20px;
  font-size: 0.82rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===========================================================
   PAGE HEADER (interior pages)
=========================================================== */
.page-header {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--border);
}

.page-header p { max-width: 60ch; margin-top: 14px; font-size: 1.05rem; }

/* ===========================================================
   ABOUT PAGE
=========================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.stat {
  border-top: 2px solid var(--teal);
  padding-top: 12px;
}

.stat .num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
}

.stat .label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  text-transform: uppercase;
}

/* ===========================================================
   QUOTE / CONTACT FORM
=========================================================== */
.quote-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: start;
}

.contact-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
}

.contact-card h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--teal-dark);
  margin-bottom: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.full { grid-column: 1 / -1; }

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
}

.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
  border-color: var(--teal);
}

.form-field textarea { resize: vertical; min-height: 110px; }

.form-note {
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-top: 14px;
}

.form-status {
  margin-top: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  display: none;
}
.form-status.visible { display: block; }
.form-status.success { color: var(--teal-dark); }
.form-status.error { color: #B3261E; }

/* Keyboard focus visibility everywhere */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ===========================================================
   RESPONSIVE
=========================================================== */
@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px 28px;
    gap: 18px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease, transform 0.15s ease;
  }
  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav-toggle { display: flex; }

  .services-grid { grid-template-columns: 1fr; }
  .schedule-steps { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: repeat(3, 1fr); }
  .quote-layout { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}