/* Arpentar landing — light, editorial, premium */
:root {
  --ink: #1b241f;
  --ink-soft: #4a5a52;
  --ink-faint: #7d8c84;
  --bg: #faf9f6;
  --card: #ffffff;
  --line: #e6e3da;
  --green: #1d6f5a;
  --green-deep: #14523f;
  --terra: #b4552d;
  --radius: 18px;
  --display: "Fraunces", Georgia, serif;
  --body: "Inter", system-ui, -apple-system, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body); color: var(--ink); background: var(--bg);
  line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ---------- pill nav ---------- */
nav {
  position: fixed; top: 18px; left: 50%; transform: translateX(-50%); z-index: 50;
  width: min(1080px, calc(100% - 28px));
  background: rgba(255, 255, 255, 0.82); backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(230, 227, 218, 0.9); border-radius: 999px;
  box-shadow: 0 10px 34px rgba(20, 32, 27, 0.10);
}
.nav-inner { display: flex; align-items: center; gap: 26px; height: 62px; padding: 0 12px 0 24px; }
.logo { font-family: var(--display); font-weight: 600; font-size: 21px; letter-spacing: -0.01em;
  display: inline-flex; align-items: center; gap: 9px; }
.logo span { color: var(--green); }
.logo .word { color: inherit; }
.logo .word span { color: var(--green); }
.logo-mark { width: 30px; height: 30px; flex: none; }
section { scroll-margin-top: 96px; }
.nav-links { display: flex; gap: 26px; margin-left: auto; font-size: 14.5px; color: var(--ink-soft); }
.nav-links a:hover { color: var(--ink); }
.btn {
  display: inline-block; padding: 11px 22px; border-radius: 999px;
  font-weight: 600; font-size: 14.5px; border: 1px solid transparent;
  cursor: pointer; transition: all .18s; font-family: var(--body);
}
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-deep); transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); background: var(--card); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink-faint); }
.btn-big { padding: 15px 32px; font-size: 16px; }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; }
.hero-img { position: absolute; inset: 0; }
.hero-img img { width: 100%; height: 100%; object-fit: cover; object-position: 72% 40%; }
.hero-img::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,30,26,0.14) 0%, rgba(20,30,26,0) 40%);
}
.hero .wrap { padding-top: 148px; padding-bottom: 104px; position: relative; z-index: 1; }
.hero-inner {
  max-width: 640px; background: rgba(250,249,246,0.78); backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px); border: 1px solid rgba(255,255,255,0.6);
  border-radius: 26px; padding: 46px 48px 42px;
  box-shadow: 0 24px 70px rgba(15,25,20,0.18);
}
.eyebrow {
  display: inline-block; font-size: 12.5px; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--terra); margin-bottom: 18px;
}
h1 {
  font-family: var(--display); font-size: clamp(38px, 5.4vw, 58px);
  line-height: 1.06; font-weight: 560; letter-spacing: -0.02em; margin-bottom: 22px;
}
h1 em { font-style: normal; color: var(--green); }
.hero p { font-size: 18.5px; color: var(--ink-soft); margin-bottom: 34px; max-width: 520px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: 18px; font-size: 13px; color: var(--ink-faint); }

/* ---------- sections ---------- */
section { padding: 92px 0; }
.section-head { max-width: 640px; margin-bottom: 56px; }
h2 {
  font-family: var(--display); font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 560; letter-spacing: -0.015em; line-height: 1.12; margin-bottom: 14px;
}
.section-head p { color: var(--ink-soft); font-size: 17px; }

/* features */
.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 22px; }
.feat {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px;
}
.feat h3 { font-family: var(--display); font-size: 20px; font-weight: 600; margin: 16px 0 8px; }
.feat p { font-size: 15px; color: var(--ink-soft); }
.feat-icon {
  width: 46px; height: 46px; border-radius: 13px; background: #eaf3ef;
  display: grid; place-items: center; color: var(--green);
}

/* demo band */
.demo { background: var(--ink); color: #f2f4f0; }
.demo h2, .demo .section-head p { color: inherit; }
.demo .section-head p { opacity: .75; }
.demo-frame {
  border-radius: var(--radius); overflow: hidden; border: 1px solid #33413a;
  aspect-ratio: 16 / 8.5; background: #000;
}
.demo-frame iframe { width: 100%; height: 100%; border: 0; display: block; }
.demo-hint { margin-top: 16px; font-size: 13.5px; opacity: .65; text-align: center; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 26px; }
.step { position: relative; padding-top: 8px; }
.step-num {
  font-family: var(--display); font-size: 52px; font-weight: 560;
  color: transparent; -webkit-text-stroke: 1.4px var(--green); line-height: 1;
}
.step h3 { font-family: var(--display); font-size: 20px; font-weight: 600; margin: 14px 0 8px; }
.step p { font-size: 15px; color: var(--ink-soft); }

/* pano strip */
.strip { padding: 0; }
.strip img { width: 100%; height: 340px; object-fit: cover; }

/* pricing */
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 24px; align-items: stretch; }
.plan {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 36px 32px; display: flex; flex-direction: column;
}
.plan.hot { border-color: var(--green); box-shadow: 0 16px 44px rgba(29,111,90,.12); position: relative; }
.plan-badge {
  position: absolute; top: -13px; left: 32px; background: var(--green); color: #fff;
  font-size: 11.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  padding: 5px 14px; border-radius: 999px;
}
.plan h3 { font-family: var(--display); font-size: 21px; font-weight: 600; }
.plan-price { font-family: var(--display); font-size: 46px; font-weight: 560; margin: 14px 0 2px; letter-spacing: -0.02em; }
.plan-price small { font-size: 15px; font-family: var(--body); font-weight: 500; color: var(--ink-faint); letter-spacing: 0; }
.plan-sub { font-size: 13.5px; color: var(--ink-faint); margin-bottom: 22px; }
.plan ul { list-style: none; margin: 0 0 30px; flex: 1; }
.plan li { padding: 7px 0 7px 28px; position: relative; font-size: 14.8px; color: var(--ink-soft); }
.plan li::before {
  content: ""; position: absolute; left: 2px; top: 13px; width: 14px; height: 8px;
  border-left: 2.2px solid var(--green); border-bottom: 2.2px solid var(--green);
  transform: rotate(-45deg);
}
.price-note { text-align: center; margin-top: 26px; font-size: 13.5px; color: var(--ink-faint); }

/* order form */
.order { background: #f2efe8; }
.order-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 44px; max-width: 640px; margin: 0 auto;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-soft); margin: 16px 0 6px; }
input, select, textarea {
  width: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: 11px;
  background: var(--bg); font-family: var(--body); font-size: 15px; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(29,111,90,.35); border-color: var(--green); }
.form-msg { margin-top: 16px; font-size: 14.5px; min-height: 22px; }
.form-msg.ok { color: var(--green); }
.form-msg.err { color: var(--terra); }

/* footer */
footer { border-top: 1px solid var(--line); padding: 44px 0 56px; font-size: 13.5px; color: var(--ink-faint); }
.foot-inner { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; align-items: center; }

@media (max-width: 900px) {
  .nav-links { display: none; }
}
@media (max-width: 720px) {
  nav { top: 10px; }
  .nav-inner { gap: 10px; height: 54px; padding: 0 8px 0 16px; }
  .logo-mark { width: 24px; height: 24px; }
  .hero .wrap { padding-top: 104px; }
  .btn { padding: 9px 16px; font-size: 13.5px; }
  .hero .wrap { padding-top: 56px; padding-bottom: 64px; }
  .hero-inner { padding: 28px 24px; border-radius: 20px; background: rgba(250,249,246,0.86); }
  .hero p { font-size: 16.5px; }
  .form-row { grid-template-columns: 1fr; }
  section { padding: 60px 0; }
  .section-head { margin-bottom: 36px; }
  .order-card { padding: 28px 20px; }
  .demo-frame { aspect-ratio: 4 / 5; }
  .strip img { height: 200px; }
  .plan { padding: 28px 22px; }
  .foot-inner { flex-direction: column; align-items: flex-start; }
}

/* ---------- auth page ---------- */
.auth-body { min-height: 100vh; display: grid; grid-template-columns: minmax(420px, 44%) 1fr; }
.auth-panel { padding: 48px 56px; display: flex; flex-direction: column; }
.auth-side { background: var(--ink); position: relative; overflow: hidden; }
.auth-side img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .85; }
.auth-side-quote {
  position: absolute; left: 44px; bottom: 44px; right: 44px; color: #fff;
  font-family: var(--display); font-size: 24px; line-height: 1.35;
  text-shadow: 0 2px 18px rgba(0,0,0,.5);
}
.auth-card { max-width: 380px; margin: auto 0; width: 100%; }
.auth-card h1 { font-size: 32px; margin: 26px 0 6px; }
.auth-card .sub { color: var(--ink-soft); font-size: 15px; margin-bottom: 26px; }
.auth-switch { margin-top: 22px; font-size: 14px; color: var(--ink-soft); }
.auth-switch a { color: var(--green); font-weight: 600; }
@media (max-width: 860px) { .auth-body { grid-template-columns: 1fr; } .auth-side { display: none; } }