/* lpic.ch – keine externen Schriften oder Dienste, alles lokal */

:root {
  --paper: #F2F3F0;
  --surface: #FFFFFF;
  --ink: #1B2130;
  --muted: #586174;
  --line: #CBD0D8;
  --red: #D52B1E;
  --yellow: #FFCC00;
  --on-yellow: #1B2130;
  --chip: rgba(27, 33, 48, .08);
  --term-bg: #1B2130;
  --term-ink: #E9ECF2;
  --term-muted: #A9B0BE;
  --ok: #2E7D32;
  --sans: "Helvetica Neue", Helvetica, "Arial Nova", Arial, system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "DejaVu Sans Mono", Menlo, Consolas, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14181F;
    --surface: #1C212B;
    --ink: #E7EAF0;
    --muted: #A0A8B8;
    --line: #333A48;
    --red: #FF5446;
    --yellow: #F2C200;
    --on-yellow: #14181F;
    --chip: rgba(231, 234, 240, .1);
    --term-bg: #0D1016;
    --ok: #66BB6A;
  }
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.55;
}

.wrap { width: min(1200px, 100% - 2 * clamp(1.25rem, 4vw, 3rem)); margin-inline: auto; }

a { color: inherit; text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { color: var(--red); }
:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }

code {
  font-family: var(--mono);
  font-size: .9em;
  background: var(--chip);
  padding: .1em .35em;
  border-radius: 3px;
}

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 1rem; top: 1rem; z-index: 10; background: var(--ink); color: var(--paper); padding: .5rem 1rem; }

/* Kopfzeile */
.site-header {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1rem; padding-block: 1.25rem;
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  font-weight: 700; font-size: 1.25rem; letter-spacing: -.01em; text-decoration: none;
}
.flag { width: 1.6rem; height: 1.6rem; color: var(--red); }
.site-header nav { display: flex; flex-wrap: wrap; gap: clamp(.9rem, 2.5vw, 2rem); }
.site-header nav a { text-decoration: none; font-weight: 500; }
.site-header nav a:hover { text-decoration: underline; }

/* Buttons */
.btn {
  display: inline-block; border: 0; border-radius: 2px; cursor: pointer;
  background: var(--red); color: #fff;
  font: inherit; font-weight: 700; padding: .85rem 1.4rem; text-decoration: none;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn[disabled] { opacity: .6; cursor: progress; }
.link { font-weight: 700; }
.link-btn {
  background: none; border: 0; padding: 0; cursor: pointer; color: inherit;
  font: inherit; font-weight: 700; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px;
}
.link-btn:hover { color: var(--red); }

/* Hero */
.hero {
  display: grid; grid-template-columns: repeat(12, 1fr); align-items: end;
  gap: clamp(1.5rem, 3vw, 3rem);
  padding-block: clamp(3rem, 9vw, 7rem) clamp(3rem, 7vw, 5.5rem);
}
.hero-text { grid-column: 1 / span 7; }
.tip { grid-column: 8 / span 5; }

h1 {
  font-size: clamp(2.6rem, 7vw, 5.6rem); line-height: .98; letter-spacing: -.035em;
  font-weight: 700; margin: 0 0 1.5rem;
}
.lead { font-size: clamp(1.15rem, 1.6vw, 1.35rem); color: var(--muted); max-width: 34em; margin: 0 0 2rem; }
.hero-links { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; margin: 0; }

/* Tipp im Terminal-Look */
.tip { background: var(--term-bg); color: var(--term-ink); border-radius: 4px; overflow: hidden; }
.tip-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .7rem 1rem; border-bottom: 1px solid rgba(255, 255, 255, .12); font-size: .9rem;
}
.tip-next {
  background: none; color: inherit; cursor: pointer;
  border: 1px solid rgba(255, 255, 255, .35); border-radius: 2px;
  font: inherit; font-size: .85rem; padding: .3rem .7rem;
}
.tip-next:hover { border-color: var(--yellow); color: var(--yellow); }
.tip-cmd {
  margin: 0; padding: 1.25rem 1rem .5rem;
  font-family: var(--mono); font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  white-space: pre-wrap; word-break: break-word;
}
.tip-cmd code { background: none; padding: 0; font-size: inherit; color: var(--yellow); }
.prompt { color: var(--term-muted); }
.tip-text { margin: 0; padding: 0 1rem 1.25rem; color: var(--term-muted); font-size: .98rem; }

/* Abschnitte */
.section {
  display: grid; grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  padding-block: clamp(3rem, 7vw, 5.5rem);
  border-top: 3px solid var(--ink);
}
.section-head { grid-column: 1 / span 4; }
.section-body { grid-column: 5 / -1; min-width: 0; }

h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); line-height: 1.05; letter-spacing: -.02em; margin: 0 0 .75rem; }
.section-head p { color: var(--muted); margin: 0; max-width: 22em; }
h3 { font-size: 1.3rem; letter-spacing: -.01em; margin: 2.5rem 0 .9rem; }

.prose p { max-width: 38em; margin: 0 0 1.1rem; }
.prose > :first-child { margin-top: 0; }

.terms { display: grid; grid-template-columns: minmax(7rem, max-content) 1fr; margin: 0; max-width: 44em; }
.terms dt, .terms dd { padding: .9rem 0; border-top: 1px solid var(--line); }
.terms dt { font-weight: 700; padding-right: 1.5rem; }
.terms dd { margin: 0; }

/* Zertifizierungsweg als Treppe */
.path {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; align-items: start;
}
.path li { border-top: 6px solid var(--ink); padding-top: 1rem; }
.path li:nth-child(1) { margin-top: 4.5rem; }
.path li:nth-child(2) { margin-top: 3rem; }
.path li:nth-child(3) { margin-top: 1.5rem; }
.path li:nth-child(4) { border-top-color: var(--red); }
.path h4 { font-size: 1.1rem; line-height: 1.25; margin: 0 0 .35rem; }
.path .meta { font-size: .9rem; color: var(--muted); margin: 0 0 .6rem; }
.path p { margin: 0; font-size: .98rem; }
.note { color: var(--muted); font-size: .95rem; max-width: 38em; margin: 2.5rem 0 0; }

/* Witz */
.joke-band { background: var(--yellow); color: var(--on-yellow); padding-block: clamp(3rem, 8vw, 6rem); }
.joke-inner { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(1.5rem, 3vw, 3rem); }
.joke-band h2 { grid-column: 1 / span 4; font-size: 1.25rem; letter-spacing: 0; margin: .5rem 0 0; }
.joke { grid-column: 5 / -1; margin: 0; }
.joke p {
  font-size: clamp(1.5rem, 3.2vw, 2.5rem); line-height: 1.2; letter-spacing: -.015em;
  font-weight: 700; max-width: 24em; min-height: 2.4em; margin: 0;
}
.btn-joke { grid-column: 5 / -1; justify-self: start; background: var(--on-yellow); color: var(--yellow); }
.btn-joke:hover { background: var(--red); color: #fff; }
.joke-band :focus-visible { outline-color: var(--on-yellow); }

.swap { animation: swap .35s ease; }
@keyframes swap { from { opacity: 0; transform: translateY(.3em); } to { opacity: 1; transform: none; } }

/* Formular */
.form-status {
  max-width: 40em; margin-bottom: 1.5rem; padding: 1rem 1.2rem;
  background: var(--surface); border-left: 5px solid var(--ink);
}
.form-status.ok { border-left-color: var(--ok); }
.form-status.err { border-left-color: var(--red); }

.contact { display: grid; gap: 1.25rem; max-width: 40em; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.field { display: grid; gap: .4rem; }
label { font-weight: 700; font-size: .95rem; }
.opt { font-weight: 400; color: var(--muted); }

input[type="text"], input[type="email"], textarea {
  width: 100%; font: inherit; color: var(--ink); background: var(--surface);
  border: 2px solid var(--line); border-radius: 2px; padding: .7rem .8rem;
}
input:focus, textarea:focus { border-color: var(--ink); }
input:focus-visible, textarea:focus-visible { outline-offset: 0; }
textarea { resize: vertical; min-height: 9rem; }

.captcha-row { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
#captcha-img { display: block; max-width: 100%; height: auto; border: 2px solid var(--line); border-radius: 2px; background: #F4F5F2; }
#captcha { max-width: 12rem; font-family: var(--mono); letter-spacing: .2em; text-transform: uppercase; }
.hint, .privacy { margin: 0; color: var(--muted); font-size: .9rem; }
.contact .btn { justify-self: start; }

.hp { position: absolute !important; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

/* Fusszeile */
.site-footer {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 2rem;
  border-top: 3px solid var(--ink); padding-block: 2rem 3rem;
  color: var(--muted); font-size: .9rem;
}
.site-footer p { margin: 0; }

/* Responsiv */
@media (min-width: 861px) {
  .section-head { position: sticky; top: 1.5rem; align-self: start; }
}
@media (max-width: 860px) {
  .hero-text, .tip, .section-head, .section-body,
  .joke-band h2, .joke, .btn-joke { grid-column: 1 / -1; }
  .path { grid-template-columns: 1fr 1fr; }
  .path li:nth-child(n) { margin-top: 0; }
}
@media (max-width: 600px) {
  .field-row, .path { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .terms { grid-template-columns: 1fr; }
  .terms dd { border-top: 0; padding-top: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .swap { animation: none; }
}