/* ===========================================================================
   Klima.watch — styles (fresh, German-first, climate/cool aesthetic)
   No external CDNs. System font stack + inline SVG.
   =========================================================================== */

:root {
  --green: #0b6b4f;
  --green-dark: #094f3a;
  --green-soft: #e6f2ee;
  --accent: #11a37b;
  --bg: #f4f8f6;
  --bg-alt: #eef4f1;
  --card: #ffffff;
  --text: #16302a;
  --muted: #5f756e;
  --border: #d8e4df;
  --danger: #b42318;
  --warn: #b7791f;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(16, 48, 42, 0.08);
  --shadow-sm: 0 2px 8px rgba(16, 48, 42, 0.06);
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

a { color: var(--green); }
a.link { font-weight: 600; text-decoration: none; }
a.link:hover { text-decoration: underline; }

h1, h2, h3 { line-height: 1.2; color: var(--text); margin: 0 0 0.5em; }
h1 { font-size: clamp(2rem, 5vw, 3.1rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1rem; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: #fff; padding: 10px 14px; border-radius: 0 0 8px 0;
}
.skip:focus { left: 0; }

/* ---- Header ---- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(244, 248, 246, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 800; }
.brand-icon { color: var(--green); display: inline-flex; }
.brand-name { font-size: 1.15rem; letter-spacing: -0.01em; }
.site-nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-nav a { text-decoration: none; color: var(--text); font-size: 0.95rem; font-weight: 500; }
.site-nav a:hover { color: var(--green); }

/* ---- Hero ---- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1200px 400px at 80% -10%, rgba(17, 163, 123, 0.18), transparent 60%),
    linear-gradient(180deg, var(--green-soft), var(--bg));
  padding: 64px 0 56px;
}
.hero-inner { max-width: 820px; }
.eyebrow {
  display: inline-block; font-size: 0.82rem; font-weight: 700; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--green-dark);
  background: rgba(255, 255, 255, 0.6); border: 1px solid var(--border);
  padding: 6px 12px; border-radius: 999px; margin: 0 0 18px;
}
.hero h1 { color: var(--green-dark); }
.subline { font-size: 1.15rem; color: var(--muted); max-width: 60ch; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin: 26px 0 22px; }
.hero-badges { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; flex-wrap: wrap; color: var(--muted); font-size: 0.95rem; }
.hero-badges b { color: var(--text); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 700; font-size: 1rem; text-decoration: none;
  padding: 13px 22px; border-radius: 10px; border: 1px solid transparent;
  cursor: pointer; transition: transform 0.05s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--green); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--green-dark); }
.btn-ghost { background: transparent; color: var(--green-dark); border-color: var(--border); }
.btn-ghost:hover { background: #fff; }
.btn-block { width: 100%; }

/* ---- Sections ---- */
.section { padding: 56px 0; }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--border); }
.section-lead { color: var(--muted); max-width: 70ch; margin-top: 0; }

/* ---- Product grid ---- */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; margin-top: 24px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow-sm); }
.product-card .product-top { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start; }
.product-card .brand-tag { font-size: 0.8rem; font-weight: 700; color: var(--green-dark); background: var(--green-soft); padding: 4px 10px; border-radius: 999px; }
.product-card h3 { margin-top: 6px; }
.product-card .muted { color: var(--muted); font-size: 0.92rem; }
.product-card .card-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.tag { font-size: 0.72rem; font-weight: 600; padding: 3px 8px; border-radius: 6px; background: var(--bg-alt); color: var(--muted); border: 1px solid var(--border); }

/* ---- Form ---- */
.form { margin-top: 24px; display: block; }
.form-row { margin-bottom: 18px; }
.form-row > label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.95rem; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; margin: 0 0 18px; }
legend { font-weight: 700; padding: 0 6px; }
input, select {
  width: 100%; padding: 11px 12px; font-size: 1rem; color: var(--text);
  background: #fff; border: 1px solid var(--border); border-radius: 10px; font-family: inherit;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.req { color: var(--danger); }
.checkbox-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }
.checkbox { display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem; cursor: pointer; padding: 10px; border: 1px solid var(--border); border-radius: 10px; }
.checkbox:hover { background: var(--bg-alt); }
.checkbox input { width: auto; margin-top: 3px; }
.checkbox.selected { border-color: var(--green); background: var(--green-soft); }
.form-consent .checkbox { font-size: 0.9rem; }
.form-message { margin-top: 12px; font-weight: 600; min-height: 1.2em; }
.form-message.ok { color: var(--green-dark); }
.form-message.err { color: var(--danger); }

/* ---- Results ---- */
.results-controls { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; margin: 18px 0 22px; }
.results-controls label { font-size: 0.8rem; font-weight: 600; color: var(--muted); margin-bottom: 4px; display: block; }
.results-controls input, .results-controls select { min-width: 120px; }
.results-controls .field { display: flex; flex-direction: column; }
.results-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.result-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow-sm); }
.result-card .row1 { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.result-card .retailer { font-weight: 700; }
.result-card .city { color: var(--muted); font-size: 0.9rem; }
.result-card .price { font-weight: 800; font-size: 1.15rem; color: var(--green-dark); }
.result-card .qty { display: inline-block; font-size: 0.8rem; font-weight: 700; color: #0b6b4f; background: var(--green-soft); padding: 2px 8px; border-radius: 6px; margin: 6px 0; }
.result-card .flags { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0; }
.flag { font-size: 0.72rem; font-weight: 600; padding: 3px 8px; border-radius: 6px; background: var(--bg-alt); border: 1px solid var(--border); }
.flag.on { background: var(--green-soft); color: var(--green-dark); border-color: var(--green); }
.result-card .meta { font-size: 0.8rem; color: var(--muted); display: flex; justify-content: space-between; gap: 8px; margin-top: 6px; }
.result-empty { color: var(--muted); padding: 18px; border: 1px dashed var(--border); border-radius: var(--radius); }

/* ---- Status badges ---- */
.status { font-size: 0.72rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.03em; }
.status-available { background: #e3f7ee; color: #0b6b4f; }
.status-sold_out { background: #fdecea; color: #b42318; }
.status-unknown, .status-error { background: #fff4e5; color: #b7791f; }

/* ---- Info ---- */
.info-grid { list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.info-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.info-card h3 { color: var(--green-dark); margin-bottom: 8px; }

/* ---- Footer ---- */
.site-footer { background: var(--green-dark); color: #cfe6dc; padding: 40px 0 24px; margin-top: 24px; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.brand-footer .brand-name { color: #fff; }
.site-footer .muted { color: #9fc4b4; }
.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
.site-footer nav a { color: #cfe6dc; text-decoration: none; font-size: 0.95rem; }
.site-footer nav a:hover { color: #fff; }
.footer-copy { text-align: center; margin: 18px 0 0; font-size: 0.85rem; color: #9fc4b4; }

/* ---- Legal pages ---- */
.legal { padding: 48px 0; }
.legal h1 { font-size: 1.8rem; color: var(--green-dark); }
.legal h2 { font-size: 1.15rem; margin-top: 1.4em; }

/* ---- Responsive ---- */
@media (max-width: 640px) {
  .site-nav { gap: 12px; font-size: 0.9rem; }
  .hero { padding: 44px 0 36px; }
  .section { padding: 40px 0; }
  .footer-inner { flex-direction: column; }
}

/* spinner */
.spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid var(--border); border-top-color: var(--green); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }