/* creekify.de — shared stylesheet
   Tokens are defined light-first on :root, overridden for dark via
   prefers-color-scheme and the explicit [data-theme] attribute. */

:root {
  color-scheme: light;

  --bg:        #f6f8f9;
  --bg-grad-a: #dff2f1;
  --bg-grad-b: #eef2f6;
  --panel:     #ffffff;
  --panel-2:   #f1f5f6;
  --border:    #dfe6e9;
  --border-2:  #cbd6d9;
  --text:      #0f2027;
  --text-2:    #37505a;
  --muted:     #647a83;
  --accent:    #0e8f92;
  --accent-2:  #0b6f86;
  --accent-bg: #e2f4f4;
  --accent-ink:#ffffff;
  --warn-bg:   #fdf3e3;
  --warn-brd:  #f0d9ac;
  --warn-ink:  #7a5510;
  --shadow:    0 1px 2px rgba(15, 32, 39, .05), 0 8px 24px -12px rgba(15, 32, 39, .18);
  --shadow-lg: 0 2px 4px rgba(15, 32, 39, .06), 0 24px 48px -24px rgba(15, 32, 39, .30);

  --radius:    14px;
  --radius-sm: 9px;
  --maxw:      1140px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg:        #0b1417;
    --bg-grad-a: #0e2a2c;
    --bg-grad-b: #0b1417;
    --panel:     #111e22;
    --panel-2:   #16272c;
    --border:    #1f343a;
    --border-2:  #2a454d;
    --text:      #e8f1f2;
    --text-2:    #b6cbd0;
    --muted:     #8aa4ab;
    --accent:    #35c7c1;
    --accent-2:  #58b6d8;
    --accent-bg: #10312f;
    --accent-ink:#04191a;
    --warn-bg:   #2a2214;
    --warn-brd:  #4a3a1c;
    --warn-ink:  #e8c98a;
    --shadow:    0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .7);
    --shadow-lg: 0 2px 4px rgba(0, 0, 0, .45), 0 24px 48px -24px rgba(0, 0, 0, .85);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg:        #0b1417;
  --bg-grad-a: #0e2a2c;
  --bg-grad-b: #0b1417;
  --panel:     #111e22;
  --panel-2:   #16272c;
  --border:    #1f343a;
  --border-2:  #2a454d;
  --text:      #e8f1f2;
  --text-2:    #b6cbd0;
  --muted:     #8aa4ab;
  --accent:    #35c7c1;
  --accent-2:  #58b6d8;
  --accent-bg: #10312f;
  --accent-ink:#04191a;
  --warn-bg:   #2a2214;
  --warn-brd:  #4a3a1c;
  --warn-ink:  #e8c98a;
  --shadow:    0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .7);
  --shadow-lg: 0 2px 4px rgba(0, 0, 0, .45), 0 24px 48px -24px rgba(0, 0, 0, .85);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; }
a { color: var(--accent-2); text-decoration-color: color-mix(in srgb, var(--accent-2) 40%, transparent); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.02em; font-weight: 650; }
h1 { font-size: clamp(2.1rem, 1.4rem + 3vw, 3.4rem); letter-spacing: -.03em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.1rem); }
h3 { font-size: 1.08rem; }
p  { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 1.15em; }
li { margin: .25em 0; }
code, kbd, samp, pre { font-family: var(--mono); font-size: .875em; }
code:not(pre code) {
  background: var(--panel-2); border: 1px solid var(--border);
  padding: .1em .38em; border-radius: 6px; white-space: nowrap;
}

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 22px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------------------------------------------------------------- header */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 18px;
  min-height: 62px; flex-wrap: wrap;
}

.brand {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 680; letter-spacing: -.02em; font-size: 1.06rem;
  color: var(--text); text-decoration: none; margin-right: auto;
}
.brand:hover { color: var(--accent); }
.brand svg { width: 26px; height: 26px; flex: none; color: var(--accent); }
.brand .brand-dot { color: var(--accent); }

.nav { display: flex; align-items: center; gap: 2px; flex-wrap: wrap; }
.nav a {
  color: var(--text-2); text-decoration: none; font-size: .93rem; font-weight: 500;
  padding: 7px 11px; border-radius: 8px; white-space: nowrap;
}
.nav a:hover { background: var(--panel-2); color: var(--text); }
.nav a[aria-current="page"] { color: var(--accent); background: var(--accent-bg); }

.header-tools { display: flex; align-items: center; gap: 8px; }

.langswitch {
  display: inline-flex; border: 1px solid var(--border); border-radius: 8px;
  overflow: hidden; background: var(--panel);
}
.langswitch button {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  font: 600 .78rem/1 var(--sans); letter-spacing: .06em;
  color: var(--muted); padding: 8px 10px;
}
.langswitch button + button { border-left: 1px solid var(--border); }
.langswitch button:hover { color: var(--text); background: var(--panel-2); }
.langswitch button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); }

.themetoggle {
  appearance: none; cursor: pointer; display: inline-grid; place-items: center;
  width: 34px; height: 34px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--panel); color: var(--text-2);
}
.themetoggle:hover { color: var(--text); background: var(--panel-2); }
.themetoggle svg { width: 17px; height: 17px; }
.themetoggle .icon-sun { display: none; }
:root[data-theme="dark"] .themetoggle .icon-sun { display: block; }
:root[data-theme="dark"] .themetoggle .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .themetoggle .icon-sun  { display: block; }
  :root:not([data-theme="light"]) .themetoggle .icon-moon { display: none; }
}

/* ------------------------------------------------------------------ hero */

.hero {
  position: relative; overflow: hidden;
  padding: clamp(46px, 7vw, 96px) 0 clamp(34px, 5vw, 64px);
  background:
    radial-gradient(900px 420px at 12% -10%, var(--bg-grad-a), transparent 65%),
    radial-gradient(700px 380px at 92% 0%, color-mix(in srgb, var(--accent-2) 16%, transparent), transparent 60%),
    var(--bg-grad-b);
  border-bottom: 1px solid var(--border);
}
.hero .wrap { position: relative; }
.hero p.lead { max-width: 62ch; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 .76rem/1 var(--sans); letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-bg);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  padding: 7px 12px; border-radius: 999px; margin-bottom: 20px;
}

.lead { font-size: clamp(1.02rem, .98rem + .35vw, 1.19rem); color: var(--text-2); }

.pills { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 26px; padding: 0; list-style: none; }
.pills li {
  font-size: .82rem; font-weight: 550; color: var(--text-2);
  background: var(--panel); border: 1px solid var(--border);
  padding: 6px 11px; border-radius: 999px; margin: 0;
}

.kinds-label {
  font: 600 .82rem/1 var(--sans); letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted); margin: 22px 0 10px;
}
.kinds { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 22px; }
.kinds li { margin: 0; }
.kinds .btn { padding: 8px 13px; font-size: .86rem; }

.cta-row { display: flex; flex-wrap: wrap; gap: 11px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 .93rem/1 var(--sans); text-decoration: none; cursor: pointer;
  padding: 12px 18px; border-radius: 10px;
  border: 1px solid var(--border-2); background: var(--panel); color: var(--text);
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover { background: var(--panel-2); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn:active { transform: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, #000); }
.btn svg { width: 16px; height: 16px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }

/* ---------------------------------------------------------------- layout */

.section { padding: clamp(44px, 6vw, 78px) 0; border-bottom: 1px solid var(--border); }
.section:last-of-type { border-bottom: 0; }
.section-head { max-width: 68ch; margin-bottom: 34px; }
.section-head p { color: var(--text-2); margin-bottom: 0; }
.kicker {
  font: 650 .74rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); display: block; margin-bottom: 12px;
}

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(268px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow);
}
.card h3 { margin-bottom: .4em; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
.card p { color: var(--text-2); font-size: .94rem; }

.card-icon {
  width: 36px; height: 36px; border-radius: 10px; margin-bottom: 13px;
  display: grid; place-items: center;
  background: var(--accent-bg); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
}
.card-icon svg { width: 19px; height: 19px; }

a.card { text-decoration: none; color: inherit; display: block; transition: transform .13s ease, box-shadow .13s ease, border-color .13s ease; }
a.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--border-2); }
a.card h3 { color: var(--text); }
a.card .go { color: var(--accent); font-weight: 600; font-size: .9rem; display: inline-flex; align-items: center; gap: 6px; }

/* stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1px;
  background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.stats div { background: var(--panel); padding: 18px 20px; }
.stats .num { font-size: 1.6rem; font-weight: 680; letter-spacing: -.03em; color: var(--accent); display: block; }
.stats .lbl { font-size: .86rem; color: var(--muted); }

/* module cards */
.mod-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.mod-head h3 { margin: 0; }
.slug {
  font-family: var(--mono); font-size: .74rem; color: var(--muted);
  background: var(--panel-2); border: 1px solid var(--border);
  padding: 2px 7px; border-radius: 6px;
}
.card ul.ticks { list-style: none; padding: 0; margin: 12px 0 0; }
.card ul.ticks li {
  position: relative; padding-left: 22px; font-size: .9rem; color: var(--text-2); margin: .38em 0;
}
.card ul.ticks li::before {
  content: ""; position: absolute; left: 4px; top: .58em;
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--accent); opacity: .75;
}

/* numbered steps */
.steps { counter-reset: step; display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.steps li { list-style: none; margin: 0; }
.steps .card { height: 100%; }
.step-n {
  counter-increment: step; display: grid; place-items: center;
  width: 28px; height: 28px; border-radius: 8px; margin-bottom: 12px;
  background: var(--accent); color: var(--accent-ink);
  font: 700 .85rem/1 var(--mono);
}
.step-n::before { content: counter(step); }

/* table */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); }
table { border-collapse: collapse; width: 100%; min-width: 520px; font-size: .93rem; }
th, td { text-align: left; padding: 12px 18px; border-bottom: 1px solid var(--border); vertical-align: top; }
thead th { font-size: .76rem; text-transform: uppercase; letter-spacing: .09em; color: var(--muted); font-weight: 650; }
tbody tr:last-child td { border-bottom: 0; }
td:first-child { color: var(--text); font-weight: 550; white-space: nowrap; }
td:last-child { color: var(--text-2); }

/* checklist */
.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checklist li { position: relative; padding-left: 30px; color: var(--text-2); font-size: .95rem; }
.checklist li strong { color: var(--text); font-weight: 600; }
.checklist li::before {
  content: ""; position: absolute; left: 4px; top: .42em; width: 14px; height: 8px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg); border-radius: 1px;
}

pre.code {
  margin: 0; padding: 16px 18px; overflow-x: auto;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-2); line-height: 1.65;
}
pre.code .c { color: var(--muted); }
pre.code b { color: var(--accent); font-weight: 600; }

.note {
  background: var(--warn-bg); border: 1px solid var(--warn-brd); color: var(--warn-ink);
  border-radius: var(--radius-sm); padding: 12px 15px; font-size: .9rem;
}
.note p:last-child { margin-bottom: 0; }

/* ---------------------------------------------------------------- forms */

.field { display: block; margin-bottom: 14px; }
.field > span.label {
  display: block; font-size: .82rem; font-weight: 600; color: var(--text-2); margin-bottom: 6px;
}
.field .hint { display: block; font-size: .78rem; color: var(--muted); margin-top: 5px; }

input[type="text"], input[type="url"], input[type="email"], input[type="tel"],
input[type="password"], input[type="number"], select, textarea {
  width: 100%; font: 400 .95rem/1.5 var(--sans); color: var(--text);
  background: var(--panel); border: 1px solid var(--border-2); border-radius: var(--radius-sm);
  padding: 10px 12px;
}
textarea { resize: vertical; min-height: 92px; }
input:focus-visible, select:focus-visible, textarea:focus-visible,
button:focus-visible, a:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
input[type="color"] {
  width: 44px; height: 38px; padding: 3px; border: 1px solid var(--border-2);
  border-radius: var(--radius-sm); background: var(--panel); cursor: pointer;
}
input[type="range"] { width: 100%; accent-color: var(--accent); }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1 1 140px; min-width: 0; }

.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 18px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 11px; padding: 4px; }
.tabs button {
  appearance: none; border: 0; background: transparent; cursor: pointer; flex: 1 1 auto;
  font: 600 .87rem/1 var(--sans); color: var(--muted);
  padding: 9px 13px; border-radius: 8px; white-space: nowrap;
}
.tabs button:hover { color: var(--text); }
.tabs button[aria-selected="true"] { background: var(--panel); color: var(--accent); box-shadow: var(--shadow); }

.qr-layout { display: grid; gap: 20px; grid-template-columns: minmax(0, 1.05fr) minmax(280px, .95fr); align-items: start; }
@media (max-width: 860px) { .qr-layout { grid-template-columns: 1fr; } }

.qr-stage {
  position: sticky; top: 84px;
  display: grid; gap: 14px; justify-items: center;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
@media (max-width: 860px) { .qr-stage { position: static; } }
#qr-canvas {
  width: 100%; max-width: 300px; height: auto; image-rendering: pixelated;
  border-radius: 10px; border: 1px solid var(--border);
}
.qr-meta { font-size: .8rem; color: var(--muted); text-align: center; }
.qr-error { color: #c0392b; font-size: .88rem; text-align: center; }
:root[data-theme="dark"] .qr-error { color: #ff8f7a; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .qr-error { color: #ff8f7a; } }

.qr-credit {
  margin: 34px 0 0; text-align: center;
  font-size: .86rem; color: var(--muted);
}
.qr-credit a { display: inline-flex; align-items: center; gap: 5px; }

/* --------------------------------------------------------- business card */

.vcard {
  max-width: 460px; margin: 0 auto;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 18px; box-shadow: var(--shadow-lg); overflow: hidden;
}
.vcard-top {
  padding: 28px 28px 22px;
  background:
    radial-gradient(520px 200px at 15% 0%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%),
    var(--panel-2);
  border-bottom: 1px solid var(--border);
}
.vcard-avatar {
  width: 66px; height: 66px; border-radius: 18px; display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink);
  font: 700 1.5rem/1 var(--sans); letter-spacing: -.02em; margin-bottom: 15px;
}
.vcard-top h1 { font-size: 1.7rem; margin-bottom: .12em; }
.vcard-role { color: var(--text-2); font-weight: 550; margin: 0; }
.vcard-org  { color: var(--muted); font-size: .93rem; margin: 2px 0 0; }
.vcard-body { padding: 22px 28px 26px; }
.vcard-list { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 2px; }
.vcard-list li { margin: 0; }
.vcard-list a, .vcard-list span.static {
  display: flex; align-items: center; gap: 13px; padding: 10px 10px;
  border-radius: 10px; text-decoration: none; color: var(--text); font-size: .95rem;
  word-break: break-word;
}
.vcard-list a:hover { background: var(--panel-2); }
.vcard-list .ico {
  flex: none; width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center;
  background: var(--accent-bg); color: var(--accent);
}
.vcard-list .ico svg { width: 16px; height: 16px; }
.vcard-list .k { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.vcard-list .pending { color: var(--muted); font-style: italic; }
.vcard-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.vcard-actions .btn { flex: 1 1 150px; justify-content: center; }
.vcard-qr {
  margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--border);
  display: grid; justify-items: center; gap: 10px; text-align: center;
}
.vcard-qr canvas { width: 168px; height: 168px; image-rendering: pixelated; border-radius: 8px; }
.vcard-qr p { font-size: .82rem; color: var(--muted); margin: 0; }

/* ------------------------------------------------------------ legal pages */

.legal { max-width: 74ch; }
.legal h1 { font-size: clamp(1.9rem, 1.5rem + 1.6vw, 2.6rem); margin-bottom: .5em; }
.legal h2 {
  font-size: 1.3rem; margin-top: 2.1em; padding-top: 1.2em;
  border-top: 1px solid var(--border);
}
.legal h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 1.4em; }
.legal h3 { font-size: 1.02rem; margin-top: 1.8em; margin-bottom: .45em; }
.legal p, .legal li { color: var(--text-2); }
.legal li { margin: .5em 0; }
.legal a { word-break: break-word; }
.legal-note {
  font-size: .87rem; color: var(--muted);
  border-left: 3px solid var(--accent); padding: 2px 0 2px 13px; margin: 0 0 2.2em;
}
/* the text itself is German only — the hint is for readers on the English site */
html[lang="de"] .legal-note { display: none; }

/* --------------------------------------------------------- storage notice */

/* while the bar is up the page ends higher, so nothing hides behind it */
body.has-notice { padding-bottom: 150px; }
@media (max-width: 520px) { body.has-notice { padding-bottom: 210px; } }

.cookiebar {
  position: fixed; z-index: 60; left: 16px; right: 16px; bottom: 16px;
  margin-inline: auto; max-width: 720px;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: var(--panel); border: 1px solid var(--border-2);
  border-radius: var(--radius); box-shadow: var(--shadow-lg);
  padding: 15px 18px;
}
.cookiebar p { margin: 0; flex: 1 1 320px; font-size: .87rem; color: var(--text-2); }
.cookiebar a { color: var(--accent-2); }
.cookiebar .btn { flex: 0 0 auto; padding: 10px 24px; }
@media (max-width: 520px) { .cookiebar .btn { width: 100%; justify-content: center; } }

/* ---------------------------------------------------------------- footer */

.site-footer {
  border-top: 1px solid var(--border); background: var(--panel);
  padding: 30px 0; margin-top: 0; font-size: .9rem; color: var(--muted);
}
.site-footer .wrap { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; justify-content: space-between; }
.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--text-2); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }

.breadcrumb { font-size: .87rem; color: var(--muted); margin-bottom: 16px; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { margin: 0 7px; opacity: .55; }