/* Obisense website: shared styles (pages served by the app server at /, /<page>, /hu/...) */

:root {
  --paper: #f7f1e6;
  --paper-2: #efe6d6;
  --card: #fffdf8;
  --ink: #2e2a25;
  --ink-soft: #5d554b;
  --line: #e2d7c5;
  --lavender: #7b6db3;
  --lavender-soft: #e7e2f3;
  --sage: #6f8f6a;
  --sage-soft: #e3ecdf;
  --peach: #e9a77d;
  --button-ink: #fff;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(46, 42, 37, 0.06), 0 6px 20px rgba(46, 42, 37, 0.06);
  --max: 1120px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1d1b19;
    --paper-2: #252220;
    --card: #2a2724;
    --ink: #f1ebe1;
    --ink-soft: #c2b8aa;
    --line: #3b3631;
    --lavender: #a99ce0;
    --lavender-soft: #34304a;
    --sage: #9cbd96;
    --sage-soft: #2c3a2a;
    --button-ink: #1d1b19;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 6px 20px rgba(0, 0, 0, 0.25);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: "Young Serif", Georgia, serif;
  font-weight: 400;
  line-height: 1.2;
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
a { color: var(--lavender); }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 64px;
  flex-wrap: wrap;
}
.logo {
  font-family: "Young Serif", Georgia, serif;
  font-size: 1.4rem;
  color: var(--ink);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo svg { width: 30px; height: 18px; }
.nav { display: flex; gap: 4px 18px; flex-wrap: wrap; margin-left: auto; align-items: center; }
.lang { font-size: 14px; color: var(--ink-soft); }
.lang a { color: var(--ink-soft); }
.lang b { color: var(--ink); }
.menu-toggle { display: none; margin-left: auto; background: transparent; border: 1px solid var(--line); color: var(--ink); border-radius: 999px; padding: 6px 14px; font: inherit; font-size: 15px; cursor: pointer; }
.nav a { color: var(--ink-soft); text-decoration: none; font-size: 15px; padding: 4px 0; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-underline-offset: 6px; }

.btn {
  display: inline-block;
  background: var(--lavender);
  color: var(--button-ink);
  text-decoration: none;
  border-radius: 999px;
  padding: 10px 20px;
  font-weight: 600;
  font-size: 15px;
  border: 0;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.nav .btn { color: var(--button-ink); padding: 8px 16px; }
.nav .btn:hover { text-decoration: none; }

/* hero */
.hero {
  position: relative;
  min-height: min(78vh, 680px);
  display: flex;
  align-items: flex-start;
  background: url("img/hero.jpg") 70% 85% / cover no-repeat;
}
/* a soft fade of paper behind the text: from the left on wide screens, from the top on phones */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(247, 241, 230, 0.85) 0%, rgba(247, 241, 230, 0.55) 38%, rgba(247, 241, 230, 0) 60%);
  pointer-events: none;
}
.hero .wrap { position: relative; }
.hero .wrap { padding-top: clamp(40px, 9vh, 90px); padding-bottom: 40px; width: 100%; }
.hero-text { max-width: 560px; }
.hero h1 { color: #2e2a25; }
.hero p { font-size: 1.15rem; color: #4a433b; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.hero .btn.ghost { color: #2e2a25; border-color: rgba(46, 42, 37, 0.25); background: rgba(255, 253, 248, 0.6); }

/* page title band for inner pages */
.page-title { background: var(--paper-2); border-bottom: 1px solid var(--line); padding: 48px 0 32px; }
.page-title p { color: var(--ink-soft); max-width: 680px; font-size: 1.1rem; }

section { padding: 64px 0; }
section.alt { background: var(--paper-2); }
.lede { color: var(--ink-soft); max-width: 680px; font-size: 1.1rem; }

/* grids and cards */
.grid { display: grid; gap: 20px; }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); align-items: center; gap: 40px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.card .num {
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--lavender-soft); color: var(--lavender);
  font-weight: 700; margin-bottom: 12px;
}
.card a.more { font-weight: 600; text-decoration: none; }
.card a.more:hover { text-decoration: underline; }

.shot {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--card);
}
.shot figcaption { font-size: 14px; color: var(--ink-soft); padding: 10px 14px; border-top: 1px solid var(--line); }
figure { margin: 0; }

ul.ticks { list-style: none; padding: 0; margin: 0 0 1em; }
ul.ticks li { padding-left: 28px; position: relative; margin-bottom: 8px; }
ul.ticks li::before {
  content: ""; position: absolute; left: 4px; top: 0.55em;
  width: 12px; height: 7px; border-left: 2px solid var(--sage); border-bottom: 2px solid var(--sage);
  transform: rotate(-45deg);
}

.tag { display: inline-block; font-size: 13px; padding: 2px 10px; border-radius: 999px; background: var(--sage-soft); color: var(--sage); font-weight: 600; margin-bottom: 10px; }

.todo { background: #fff3cd; color: #5c4400; border-radius: 4px; padding: 0 4px; }

.cta { text-align: center; }
.cta .actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* contact form */
form.contact { display: grid; gap: 14px; max-width: 560px; }
form.contact label { font-weight: 600; font-size: 15px; display: grid; gap: 6px; }
form.contact input, form.contact textarea, form.contact select {
  font: inherit; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink);
}
form.contact textarea { min-height: 140px; resize: vertical; }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0; color: var(--ink-soft); font-size: 15px; }
.site-footer .wrap { display: flex; gap: 12px 32px; flex-wrap: wrap; justify-content: space-between; }
.site-footer a { color: var(--ink-soft); }

@media (max-width: 760px) {
  section { padding: 44px 0; }
  .menu-toggle { display: inline-block; }
  .nav { display: none; margin-left: 0; width: 100%; flex-direction: column; align-items: flex-start; padding-bottom: 14px; }
  .nav.open { display: flex; }
  .hero { min-height: 640px; background-position: 72% 100%; background-size: auto 100%; }
  .hero::before { background: linear-gradient(180deg, rgba(247, 241, 230, 0.9) 0%, rgba(247, 241, 230, 0.7) 45%, rgba(247, 241, 230, 0) 70%); }
}