/* ============================================================
   LAND BY DRONE — SHARED STYLESHEET
   Edit colours, fonts and spacing here once and every page updates.
   ============================================================ */

:root {
  /* Brand colours */
  --black: #000000;
  --near-black: #0a0a0a;
  --panel: #0e0f0e;
  --gold: #E5B447;
  --gold-bright: #F2C75B;
  --green: #27CF09;
  --green-dim: #1fa307;
  --white: #ffffff;
  --grey: #b8b8b8;
  --grey-dim: #8a8a8a;
  --line: #1f1f1f;

  /* Type */
  --display: 'Oswald', 'Arial Narrow', sans-serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Layout */
  --max: 1200px;
  --pad: clamp(20px, 5vw, 64px);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4.5vw, 3.2rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }

p { margin-bottom: 1.1rem; color: var(--grey); }
strong { color: var(--white); font-weight: 600; }
.gold { color: var(--gold); }
.green { color: var(--green); }
.white { color: var(--white); }

a { color: var(--green); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold); }

/* ---------- Layout helpers ---------- */
.wrap { max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.section { padding: clamp(56px, 9vw, 110px) 0; }
.section--tight { padding: clamp(40px, 6vw, 70px) 0; }
.center { text-align: center; }

.eyebrow {
  font-family: var(--display);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.85rem;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 14px;
  display: inline-block;
}

.lede { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--white); max-width: 62ch; }

.rule {
  width: 70px; height: 4px; background: var(--green);
  border: 0; margin: 18px 0 28px;
}
.rule.center { margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--display);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  font-size: 1rem;
  padding: 15px 34px;
  border-radius: 3px;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s;
  border: 2px solid transparent;
}
.btn--primary { background: var(--green); color: #04210a; }
.btn--primary:hover { background: var(--green); color: #04210a; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(39,207,9,.3); }
.btn--ghost { border-color: var(--gold); color: var(--gold); background: transparent; }
.btn--ghost:hover { background: var(--gold); color: var(--black); transform: translateY(-2px); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #000000;
  border-bottom: 1px solid transparent;
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px var(--pad); max-width: var(--max); margin: 0 auto; }
.nav__logo { display: flex; align-items: center; gap: 12px; }
.nav__logo img { height: 78px; width: auto; display: block; }
.nav__links { display: flex; gap: 18px; align-items: center; list-style: none; }
.nav__links a {
  font-family: var(--display); text-transform: uppercase; letter-spacing: 0.5px;
  font-size: 0.86rem; font-weight: 500; color: var(--white); white-space: nowrap;
}
.nav__links a:hover, .nav__links a.active { color: var(--green); }
.nav__links .nav__cta a:hover, .nav__cta .btn--primary:hover { color: #04210a; }
.nav__cta { margin-left: 8px; }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer; flex-direction: column; gap: 5px; }
.nav__toggle span { width: 26px; height: 2px; background: var(--white); display: block; transition: .3s; }

@media (max-width: 880px) {
  .nav__links {
    position: fixed; inset: 64px 0 auto 0;
    flex-direction: column; gap: 0;
    background: var(--near-black); border-bottom: 1px solid var(--line);
    padding: 0; max-height: 0; overflow: hidden; transition: max-height .3s ease;
  }
  .nav__links.open { max-height: 460px; }
  .nav__links li { width: 100%; border-top: 1px solid var(--line); }
  .nav__links li a { display: block; padding: 16px var(--pad); }
  .nav__links .nav__cta { padding: 16px var(--pad); }
  .nav__toggle { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 86vh;
  display: flex; align-items: center;
  padding: 80px 0;
  background:
    radial-gradient(circle at 75% 30%, rgba(39,207,9,.10), transparent 45%),
    radial-gradient(circle at 20% 80%, rgba(229,180,71,.08), transparent 50%),
    var(--black);
  overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(39,207,9,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(39,207,9,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(circle at 70% 40%, black, transparent 75%);
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 2; max-width: 860px; }
.hero h1 span { color: var(--green); }
.hero p { font-size: clamp(1.05rem, 2vw, 1.35rem); color: var(--grey); max-width: 60ch; margin: 22px 0 32px; }
.hero__btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero__trust { margin-top: 40px; display: flex; gap: 26px; flex-wrap: wrap; }
.hero__trust span { font-family: var(--display); text-transform: uppercase; letter-spacing: 1px; font-size: .85rem; color: var(--gold); display: flex; align-items: center; gap: 8px; }
.hero__trust span::before { content: "✦"; color: var(--green); }

/* ---------- Service cards ---------- */
.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 30px 26px;
  transition: transform .2s ease, border-color .2s ease;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); border-color: var(--green); }
.card h3 { color: var(--white); margin-bottom: 12px; }
.card p { font-size: 0.96rem; flex-grow: 1; }
.card__link { font-family: var(--display); text-transform: uppercase; letter-spacing: 1px; font-size: .85rem; font-weight: 600; margin-top: 14px; }
.card__icon { width: 44px; height: 44px; margin-bottom: 18px; }
.card__icon svg { width: 100%; height: 100%; stroke: var(--green); fill: none; stroke-width: 1.6; }

/* ---------- Checklist ---------- */
.checks { list-style: none; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 30px; color: var(--grey); }
.checks li::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 14px; height: 8px; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green);
  transform: rotate(-45deg);
}
.checks--green li { color: var(--green); }

/* ---------- Reveal list (defects) ---------- */
.reveal-list { list-style: none; display: grid; gap: 14px; }
.reveal-list li { padding-left: 22px; position: relative; color: var(--grey); }
.reveal-list li::before { content: "▸"; position: absolute; left: 0; color: var(--green); }
.reveal-list b { color: var(--green); font-weight: 600; }

/* ---------- Split section ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.split__media img { width: 100%; border-radius: 8px; display: block; border: 1px solid var(--line); }
.media-frame {
  border-radius: 8px; overflow: hidden; border: 1px solid var(--line);
  aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #111 0%, #060606 100%);
  color: var(--grey-dim); font-family: var(--display); letter-spacing: 1px; text-transform: uppercase; font-size: .8rem; text-align: center; padding: 20px;
}

/* ---------- CTA band ---------- */
.cta-band {
  background:
    radial-gradient(circle at 50% 0%, rgba(39,207,9,.12), transparent 60%),
    var(--near-black);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  text-align: center;
}
.cta-band h2 { margin-bottom: 10px; }
.cta-band p { max-width: 56ch; margin: 0 auto 28px; color: var(--grey); }

/* ---------- Stats strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; text-align: center; }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2,1fr); } }
.stat__num { font-family: var(--display); font-size: clamp(2rem,5vw,3rem); color: var(--gold); line-height: 1; }
.stat__label { font-size: .9rem; color: var(--grey-dim); margin-top: 8px; }

/* ---------- Footer ---------- */
.site-footer { background: #000000; border-top: 1px solid var(--line); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } }
.site-footer h4 { color: var(--green); font-size: 1rem; letter-spacing: 2px; margin-bottom: 16px; }
.site-footer p, .site-footer a, .site-footer ul li { font-size: .94rem; color: var(--grey); }
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 9px; }
.footer-logo img { height: 54px; margin-bottom: 16px; }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .82rem; color: var(--grey-dim); }
.footer-bottom a { color: var(--grey-dim); }

/* ---------- Reveal on scroll ---------- */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.in { opacity: 1; transform: none; }

/* ---------- Hero with image ---------- */
.hero--image { background: var(--black); }
.hero--image .hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background: url('../images/thermal-drone-survey-aerial-building.png') center/cover no-repeat;
  opacity: 0.85;
}
.hero--image::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(90deg, rgba(0,0,0,.95) 0%, rgba(0,0,0,.75) 40%, rgba(0,0,0,.25) 100%),
    linear-gradient(0deg, rgba(0,0,0,.9) 0%, transparent 40%);
  mask-image: none;
}
.hero--image .hero__inner { z-index: 2; }

/* ---------- Contact form ---------- */
.quote-form label { display:block; font-family:var(--display); text-transform:uppercase; letter-spacing:1px; font-size:.82rem; color:var(--grey); margin-bottom:18px; }
.quote-form input, .quote-form select, .quote-form textarea {
  display:block; width:100%; margin-top:8px;
  background:var(--panel); border:1px solid var(--line); border-radius:4px;
  color:var(--white); font-family:var(--body); font-size:1rem; padding:13px 14px;
  transition:border-color .2s;
}
.quote-form input:focus, .quote-form select:focus, .quote-form textarea:focus { outline:none; border-color:var(--green); }
.quote-form textarea { resize:vertical; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:520px){ .form-row{ grid-template-columns:1fr; } }

.contact-cards { display:grid; gap:18px; }
.contact-card { border:1px solid var(--green); border-radius:6px; padding:22px 24px; background:rgba(39,207,9,.03); }
.contact-card h4 { color:var(--green); font-size:.95rem; letter-spacing:2px; margin-bottom:10px; }
.contact-card p { font-size:.92rem; margin:0; }
.contact-big { display:inline-block; font-family:var(--display); font-size:1.25rem; color:var(--gold); margin-bottom:6px; }

/* ---------- Legal / Terms ---------- */
.legal { max-width:820px; }
.legal h2 { font-size:1.4rem; color:var(--white); margin:34px 0 12px; }
.legal h3 { font-size:1.05rem; color:var(--green); margin:24px 0 8px; letter-spacing:.5px; }
.legal p, .legal li { color:var(--grey); font-size:.97rem; }
.legal ul { margin:0 0 14px 20px; }
.legal li { margin-bottom:6px; }

/* ---------- WhatsApp floating button ---------- */
.wa-float {
  position: fixed; bottom: 22px; right: 22px; z-index: 200;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 22px rgba(0,0,0,.45); transition: transform .18s ease, box-shadow .2s ease;
}
.wa-float:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 10px 28px rgba(37,211,102,.45); }
.wa-float svg { width: 32px; height: 32px; fill: #fff; }
.wa-float span {
  position: absolute; right: 70px; white-space: nowrap;
  background: #0e0f0e; color: #fff; border: 1px solid var(--line);
  padding: 8px 14px; border-radius: 6px; font-size: .85rem; font-family: var(--body);
  opacity: 0; pointer-events: none; transition: opacity .2s; font-weight: 500;
}
.wa-float:hover span { opacity: 1; }
@media (max-width: 600px) { .wa-float span { display: none; } }

/* ---------- Page hero (interior pages) ---------- */
.page-hero { padding: clamp(60px,10vw,120px) 0 clamp(40px,6vw,70px); background: radial-gradient(circle at 70% 20%, rgba(39,207,9,.10), transparent 55%), var(--black); }
.page-hero h1 span { color: var(--green); }
.page-hero .tags { color: var(--green); font-family: var(--display); letter-spacing: .5px; text-transform: uppercase; font-size: clamp(1rem,2vw,1.3rem); margin-top: 18px; line-height: 1.5; }