/* =========================================================
   Brilliant Nkuna Website Developer — stylesheet
   Sections: tokens, base, buttons, header, hero, services,
   why, portfolio, process, pricing, testimonials, booking,
   contact, footer, utilities, media queries
   ========================================================= */

/* ---------- 1. Design tokens ---------- */
:root {
  /* colour */
  --ink:        #101722;
  --ink-soft:   #1a2433;
  --ink-line:   #263143;
  --body:       #45536a;
  --heading:    #0d1520;
  --paper:      #ffffff;
  --paper-tint: #f4f6f9;
  --line:       #e2e7ee;
 --gold:       #0096FF;
--gold-dark:  #0096FF;
--gold-soft:  #e6f4ff;
  --whatsapp:   #25d366;
  --whatsapp-d: #1da851;
  --danger:     #a60900;
  --success:    #1e7a4b;

  /* type */
  --font-display: "Sora", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  /* scale */
  --step--1: clamp(0.82rem, 0.79rem + 0.15vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.06rem);
  --step-1:  clamp(1.18rem, 1.1rem + 0.4vw, 1.35rem);
  --step-2:  clamp(1.5rem, 1.3rem + 0.9vw, 2rem);
  --step-3:  clamp(1.9rem, 1.5rem + 1.8vw, 2.9rem);
  --step-4:  clamp(2.3rem, 1.6rem + 3vw, 4rem);

  /* layout */
  --wrap: 1180px;
  --gutter: clamp(1.1rem, 4vw, 2.5rem);
  --section-y: clamp(3.5rem, 7vw, 6.5rem);

  /* shape */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(16, 23, 34, 0.06);
  --shadow-md: 0 10px 30px rgba(16, 23, 34, 0.09);
  --shadow-lg: 0 24px 60px rgba(16, 23, 34, 0.16);
  --t: 0.25s ease;
}

/* ---------- 2. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--body);
  background: var(--paper);
  overflow-x: hidden;
}

/* Full-page InfiniStack logo watermark */
body {
  position: relative;
  isolation: isolate;
}

.body-watermark {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;

  background-image: url("InfiniStack-watermark.svg.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: min(65vw, 650px);

  opacity: 0.12;
}

/* Smaller watermark on mobile devices */
@media (max-width: 768px) {
  .body-watermark {
    background-size: 85vw;
    opacity: 0.10;
  }
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--heading);
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--step-4); font-weight: 700; }
h2 { font-size: var(--step-3); font-weight: 700; }
h3 { font-size: var(--step-1); font-weight: 600; }

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

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

img, svg { max-width: 100%; display: block; }
img { height: auto; }

ul, ol { margin: 0; padding: 0; list-style: none; }

button { font: inherit; cursor: pointer; }

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.icon { width: 20px; height: 20px; fill: currentColor; flex: none; }
.icon-lg { width: 28px; height: 28px; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--ink);
  color: #fff;
  padding: 0.75rem 1.25rem;
}
.skip-link:focus { left: 0; }

/* ---------- 3. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--step--1);
  text-align: center;
  cursor: pointer;
  transition: background-color var(--t), color var(--t),
              border-color var(--t), transform var(--t), box-shadow var(--t);
}
.btn:active { transform: translateY(1px); }

.btn-sm { padding: 0.6rem 1.15rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--gold);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--gold-dark); box-shadow: var(--shadow-md); }

.btn-outline {
  background: transparent;
  color: var(--heading);
  border-color: var(--line);
}
.btn-outline:hover { border-color: var(--gold); background: var(--gold-soft); }

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(3px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.18); border-color: #fff; }

.btn-whatsapp { background: var(--whatsapp); color: #06301a; }
.btn-whatsapp:hover { background: var(--whatsapp-d); color: #fff; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  font-size: var(--step--1);
  color: var(--gold-dark);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t), color var(--t);
}
.text-link:hover { color: var(--heading); border-bottom-color: var(--gold); }

/* ---------- 4. Header / navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--t), border-color var(--t);
}
.site-header.is-stuck {
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 74px;
}

.brand { display: flex; align-items: center; gap: 0.7rem; }
.brand img { border-radius: 50%; border: 2px solid var(--gold); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--heading);
}
.brand-text span { font-size: 0.72rem; color: var(--body); letter-spacing: 0.03em; }

.main-nav { margin-left: auto; }
.main-nav > ul { display: flex; align-items: center; gap: 1.6rem; }
.main-nav a {
  position: relative;
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--body);
  padding: 0.35rem 0;
  transition: color var(--t);
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width var(--t);
}
.main-nav a:hover,
.main-nav a.is-active { color: var(--heading); }
.main-nav a:hover::after,
.main-nav a.is-active::after { width: 100%; }

.nav-actions-mobile { display: none; }
.header-actions { display: flex; align-items: center; gap: 0.6rem; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--heading);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t);
}
.nav-toggle span + span { margin-top: 5px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 5. Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  color: #fff;
  padding-block: clamp(3rem, 7vw, 5.5rem) clamp(3.5rem, 8vw, 6rem);
  background: var(--ink);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;

  background-image:
    linear-gradient(
      115deg,
      rgba(16, 23, 34, 0.92) 0%,
      rgba(16, 23, 34, 0.72) 45%,
      rgba(16, 23, 34, 0.30) 100%
    ),
    url(hero-bg.png);

  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

/* min-width:0 stops long words stretching the grid column on small screens */
.hero-copy { min-width: 0; }

.hero-eyebrow {
  display: inline-block;
  font-size: var(--step--1);
  color: var(--gold);
  border: 1px solid rgba(8, 89, 240, 0.45);
  border-radius:400px;
  padding: 0.35rem 0.95rem;
  margin-top: 20px;
  margin-bottom: 0,50rem;
}

.hero h1 { color: #fff; max-width: 15ch; }

.hero-lead {
  font-size: var(--step-1);
  color: rgba(255, 255, 255, 0.78);
  max-width: 52ch;
  margin-bottom: 2rem;
}

.hero-buttons { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2.25rem; }

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgb(0, 150, 255);
}
.hero-points li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--step--1);
  color: rgba(255, 255, 255, 0.8);
}
.hero-points .icon { fill: var(--gold); }

/* quote card */
.quote-card {
  background: rgba(113, 111, 111, 0.191);
  color: var(--body);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-lg);

  /* Glass effect */
  backdrop-filter: blur(0.25px);
  -webkit-backdrop-filter: blur(1px);

  border: 1px solid rgba(255, 255, 255, 0.281);
}
.quote-card h2 { font-size: var(--step-1); margin-bottom: 0.3rem; }
.quote-card-sub { font-size: var(--step--1); margin-bottom: 1.4rem; }

/* ---------- 6. Forms ---------- */
.form .field { margin-bottom: 1rem; border: 0; padding: 0; }
.form .field > label,
.form .field > legend {
  display: block;
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 0.4rem;
  padding: 0;
}

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

input, select, textarea {
  width: 100%;
  font: inherit;
  font-size: var(--step--1);
  color: var(--heading);
  background: var(--paper-tint);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 0.75rem 0.9rem;
  transition: border-color var(--t), background-color var(--t), box-shadow var(--t);
}
textarea { resize: vertical; min-height: 120px; }

input:focus, select:focus, textarea:focus {
  outline: none;
  background: var(--paper);
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(224, 168, 46, 0.2);
}
input.is-invalid, select.is-invalid, textarea.is-invalid {
  border-color: var(--danger);
  background: #fdf3f2;
}

.error {
  display: none;
  margin-top: 0.3rem;
  font-size: 0.78rem;
  color: var(--danger);
}
.error.is-shown { display: block; }

.form-note {
  margin-top: 0.8rem;
  font-size: 0.78rem;
  text-align: center;
  color: var(--body);
}
.form-success {
  display: none;
  margin-top: 0.9rem;
  padding: 0.7rem 0.9rem;
  font-size: var(--step--1);
  color: var(--success);
  background: #eaf6ef;
  border: 1px solid #c4e5d3;
  border-radius: var(--r-sm);
}
.form-success.is-shown { display: block; }

/* Form labels: Your name, Business name, Email or phone */
.form .field > label,
.form .field > legend {
  color: #2563EB;
}

/* Optional: quote card subtitle */
.quote-card-sub {
  color:  #ffffff
}
/* Form labels: Your name, Business name, Email or phone */
.form .field > label,
.form .field > legend {
  color:  #2563EB;
}

/* Optional: quote card subtitle */
.quote-card-sub {
  color:  #ffff

}
/* ---------- 7. Section shell ---------- */
.section { padding-block: var(--section-y); }
.section-tint { background: var(--paper-tint); }
.section-dark { background: var(--ink); color: rgba(255, 255, 255, 0.76); }
.section-dark h2, .section-dark h3 { color: #fff; }

.section-head { max-width: 62ch; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.section-label {
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--gold-dark);
  margin-bottom: 0.5rem;
}
.section-dark .section-label { color: var(--gold); }
.section-sub { font-size: var(--step-1); line-height: 1.55; }

/* ---------- 8. Services ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}
.service-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 1.6rem 1.5rem;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(224, 168, 46, 0.6);
  box-shadow: var(--shadow-md);
}
.service-card .icon-lg {
  fill: var(--gold-dark);
  margin-bottom: 1rem;
}
.service-card h3 { font-size: 1.05rem; margin-bottom: 0.25rem; }
.service-card p { font-size: var(--step--1); }
.price-tag {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--gold-dark);
  margin-bottom: 0.6rem;
}

/* ---------- 9. Why us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--ink-line);
  border: 1px solid var(--ink-line);
  border-radius: var(--r-md);
  overflow: hidden;
}
.why-item {
  background: var(--ink);
  padding: 1.75rem 1.5rem;
  transition: background-color var(--t);
}
.why-item:hover { background: var(--ink-soft); }
.why-item h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.why-item p { font-size: var(--step--1); color: rgba(255, 255, 255, 0.62); }

/* ---------- 10. Portfolio ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.filter-btn {
  padding: 0.5rem 1.1rem;
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--body);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: background-color var(--t), color var(--t), border-color var(--t);
}
.filter-btn:hover { border-color: var(--gold); color: var(--heading); }
.filter-btn.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.work-card article {
  height: 100%;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: transform var(--t), box-shadow var(--t);
}
.work-card article:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.work-card.is-hidden { display: none; }

.work-media { position: relative; margin: 0; overflow: hidden; }
.work-media img {
  width: 100%;
  aspect-ratio: 16 / 11;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.work-card article:hover .work-media img { transform: scale(1.05); }
.work-media figcaption {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--gold);
  border-radius: 999px;
}
.work-body { padding: 1.35rem 1.4rem 1.5rem; }
.work-body h3 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.work-body p { font-size: var(--step--1); margin-bottom: 0.9rem; }

.work-empty {
  margin-top: 1.5rem;
  padding: 2rem;
  text-align: center;
  background: var(--paper-tint);
  border-radius: var(--r-md);
}

/* ---------- 11. Process ---------- */
.process-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  counter-reset: step;
}
.process-step {
  position: relative;
  padding-top: 1.5rem;
  border-top: 2px solid var(--line);
}
.process-step .step-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.6rem;
}
.process-step h3 { font-size: 1.05rem; }
.process-step p { font-size: var(--step--1); }

/* ---------- 12. Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: start;
}
.plan {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 2rem 1.75rem;
  height: 100%;
}
.plan-featured {
  position: relative;
  background: var(--ink);
  border-color: var(--ink);
  color: rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow-lg);
}

/* Business package text in light mode only */
:root:not([data-theme="dark"]) .plan-featured {
  color: var(--body);
}

:root:not([data-theme="dark"]) .plan-featured .plan-sub,
:root:not([data-theme="dark"]) .plan-featured .plan-list li {
  color: var(--body);
}

.plan-featured h3, .plan-featured .plan-price { color: #fff; }
:root:not([data-theme="dark"]) .plan-featured h3,
:root:not([data-theme="dark"]) .plan-featured .plan-price,
:root:not([data-theme="dark"]) .plan-featured .plan-price span {
  color: #080d16; !important;
}
.plan-flag {
  position: absolute;
  top: -0.85rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.3rem 0.95rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--gold);
  border-radius: 999px;
  white-space: nowrap;
  margin: 0;
}
.plan h3 { font-size: 1.2rem; margin-bottom: 0.2rem; }
.plan-price {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--heading);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}
.plan-price span {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--body);
}
.plan-featured .plan-price span { color: rgba(255, 255, 255, 0.6); }
.plan-sub { font-size: var(--step--1); margin-bottom: 1.4rem; }

.plan-list { margin-bottom: 1.75rem; }
.plan-list li {
  position: relative;
  padding-left: 1.7rem;
  margin-bottom: 0.6rem;
  font-size: var(--step--1);
}
.plan-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--gold-dark);
  border-bottom: 2px solid var(--gold-dark);
  transform: rotate(-45deg);
}
.plan-featured .plan-list li::before { border-color: var(--gold); }

.plan .btn { margin-top: auto; }
.plan-featured .btn-outline { color: #fff; border-color: rgba(255, 255, 255, 0.35); }

/* ---------- 13. Testimonials ---------- */
.slider { max-width: 860px; }
.slider-viewport { overflow: hidden; }
.slider-track {
  display: flex;
  transition: transform 0.45s ease;
}
.slide { flex: 0 0 100%; padding-right: 2px; }

.slide blockquote {
  margin: 0;
  background: var(--ink-soft);
  border: 1px solid var(--ink-line);
  border-radius: var(--r-lg);
  padding: clamp(1.6rem, 4vw, 2.6rem);
}
.slide blockquote p {
  font-family: var(--font-display);
  font-size: var(--step-1);
  line-height: 1.6;
  color: #fff;
  margin-bottom: 1.5rem;
}
.slide blockquote footer {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: var(--step--1);
  color: rgba(255, 255, 255, 0.62);
}
.slide blockquote footer strong { color: #fff; }
.avatar {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 50%;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
}

.slider-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
}
.slider-arrow {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: transparent;
  color: #fff;
  border: 1px solid var(--ink-line);
  border-radius: 50%;
  transition: background-color var(--t), border-color var(--t);
}
.slider-arrow:hover { background: var(--ink-soft); border-color: var(--gold); }

.slider-dots { display: flex; gap: 0.5rem; }
.slider-dots button {
  width: 9px;
  height: 9px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--ink-line);
  transition: background-color var(--t), width var(--t);
}
.slider-dots button.is-active { width: 26px; border-radius: 999px; background: var(--gold); }

/* ---------- 14. Booking ---------- */
.booking-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}
.booking-profile {
  background: var(--paper-tint);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 3vw, 2.2rem);
}
.booking-profile img {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 3px solid var(--gold);
  margin-bottom: 1rem;
}
.booking-name { font-size: var(--step--1); font-weight: 600; color: var(--heading); margin-bottom: 0.9rem; }
.booking-profile h3 { font-size: 1.15rem; }
.booking-facts { margin: 1rem 0 1.25rem; }
.booking-facts li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--step--1);
  margin-bottom: 0.5rem;
}
.booking-facts .icon { fill: var(--gold-dark); }
.booking-profile p { font-size: var(--step--1); }

.booking-form {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-sm);
}

.time-slots { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.slot {
  padding: 0.6rem 1.05rem;
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--heading);
  background: var(--paper-tint);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  transition: background-color var(--t), border-color var(--t), color var(--t);
}
.slot:hover { border-color: var(--gold); }
.slot.is-selected { background: var(--ink); border-color: var(--ink); color: #fff; }

/* ---------- 15. Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}
.contact-list li { margin-bottom: 0.85rem; }
.contact-list a {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 1.1rem 1.25rem;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.contact-list a:hover {
  border-color: var(--gold);
  transform: translateX(3px);
  box-shadow: var(--shadow-sm);
}
.contact-list .icon-lg { fill: var(--gold-dark); margin-top: 2px; }
.contact-list span {
  display: block;
  font-size: var(--step--1);
  word-break: break-word;
}
.contact-list strong {
  display: block;
  font-family: var(--font-display);
  color: var(--heading);
  font-size: 0.95rem;
}

.contact-form {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-sm);
}
.contact-form h3 { font-size: 1.2rem; margin-bottom: 1.25rem; }

/* ---------- 16. Footer ---------- */
.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.6);
  padding-block: 2.5rem;
  border-top: 1px solid var(--ink-line);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.site-footer .brand-text strong { color: #fff; }
.site-footer .brand-text span { color: rgba(255, 255, 255, 0.55); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.footer-nav a { font-size: var(--step--1); transition: color var(--t); }
.footer-nav a:hover { color: var(--gold); }
.footer-legal {
  width: 100%;
  padding-top: 1.5rem;
  border-top: 1px solid var(--ink-line);
  font-size: 0.78rem;
  margin: 0;
}

/* ---------- 17. Floating WhatsApp ---------- */
.wa-float {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  background: var(--whatsapp);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  transform: scale(0);
  transition: transform var(--t), background-color var(--t);
}
.wa-float.is-visible { transform: scale(1); }
.wa-float:hover { background: var(--whatsapp-d); }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }

/* ---------- 18. Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- 19. Media queries ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .quote-card { max-width: 560px; }
  .booking-grid, .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .header-actions { display: none; }
  .nav-actions-mobile { display: flex; flex-direction: column; gap: 0.6rem; margin-top: 1.5rem; }

  .main-nav {
    position: fixed;
    inset: 74px 0 auto;
    max-height: calc(100vh - 74px);
    overflow-y: auto;
    margin: 0;
    padding: 1.25rem var(--gutter) 2rem;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--t), transform var(--t), visibility var(--t);
  }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .main-nav > ul { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav > ul li { border-bottom: 1px solid var(--line); }
  .main-nav > ul a { display: block; padding: 0.9rem 0; font-size: 1rem; }
  .main-nav a::after { display: none; }

  body.nav-open { overflow: hidden; }
}

@media (max-width: 640px) {
  :root { --section-y: 3.25rem; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .hero-buttons .btn { flex: 1 1 100%; }
  .hero-points { flex-direction: column; gap: 0.75rem; }
  .brand-text span { display: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .slider-controls { justify-content: center; }
  .plan { padding: 1.75rem 1.4rem; }
}

@media (max-width: 380px) {
  .filter-btn { padding: 0.45rem 0.8rem; }
  .wa-float { width: 48px; height: 48px; }
}

/* ---------- 20. Motion & print preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .wa-float, .filter-bar, .slider-controls { display: none; }
  body { color: #000; background: #fff; }
}

/* ---------- Automatic dark mode ---------- */
:root[data-theme="dark"] {
  color-scheme: dark;

    --ink:        #080d16;
    --ink-soft:   #111827;
    --ink-line:   #293548;

    --body:       #cbd5e1;
    --heading:    #f1f5f9;

    --paper:      #0f172a;
    --paper-tint: #172235;
    --line:       #334155;

    --gold:       #2563eb;
    --gold-dark:  #2563eb;
    --gold-soft:  #332817;

    --danger:     #ff7b72;
    --success:    #6ee7a0;

    --shadow-sm:  0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md:  0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-lg:  0 24px 60px rgba(0, 0, 0, 0.4);
  }

  /* Header */
  .site-header {
    background: rgba(15, 23, 42, 0.94);
    border-bottom-color: var(--line);
  }

  /* Quote card */
  .quote-card {
    background: rgba(23, 34, 53, 0.88);
    border-color: rgba(255, 255, 255, 0.12);
  }

  .quote-card h2,
  .form .field > label,
  .form .field > legend {
    color: #60a5fa;
  }

  .quote-card-sub {
    color: var(--body);
  }

  /* Form fields */
  input,
  select,
  textarea {
    color: var(--heading);
    background: var(--paper-tint);
    border-color: var(--line);
  }

  input:focus,
  select:focus,
  textarea:focus {
    background: var(--paper);
  }

  input.is-invalid,
  select.is-invalid,
  textarea.is-invalid {
    background: #351b20;
  }

  .form-success {
    color: #86efac;
    background: #123324;
    border-color: #276749;
  }

  /* Pricing cards */
  .plan {
    background: var(--paper);
    border-color: var(--line);
  }

  /* Ensure text remains readable */
  .brand-text strong {
    color: var(--heading);
  }

  /* Browser-native controls */
  input,
  select,
  textarea,
  button {
    color-scheme: dark;
  }

/* Brighter header text in light mode only */
:root[data-theme="light"] .site-header,
:root:not([data-theme="dark"]):not([data-theme="light"]) .site-header {
  --heading: #2563eb;
}

:root[data-theme="light"] .site-header a,
:root:not([data-theme="dark"]):not([data-theme="light"]) .site-header a {
  color: #2563eb;
}