/* SAS Swiss Aviation Service — Cloudflare-Version
   Design-Tokens 1:1 aus der Vercel-Version übernommen */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url("/fonts/inter-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url("/fonts/inter-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f4f2ef;
  --color-ink: #14161a;
  --color-ink-soft: #46484d;
  --color-muted: #8c8d90;
  --color-border: #e2dfda;
  --color-red: #b13146;
  --color-red-dark: #8f2739;
  --header-h: 76px;
  --max: 1200px;
  --gutter: clamp(20px, 5vw, 48px);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--color-red); outline-offset: 3px; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.skip-link { position: absolute; left: -999px; top: 8px; background: var(--color-ink); color: #fff; padding: 8px 14px; z-index: 100; }
.skip-link:focus { left: 8px; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--header-h);
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--color-border); }
.site-header .container { height: 100%; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; }
.nav { display: none; gap: 28px; font-size: 14px; }
.nav a { text-decoration: none; color: var(--color-ink-soft); transition: color .2s; }
.nav a:hover { color: var(--color-ink); }
.brand { grid-column: 2; display: flex; justify-content: center; }
.brand img { height: 38px; width: auto; }
.header-actions { grid-column: 3; display: flex; justify-content: flex-end; align-items: center; gap: 16px; }
.header-actions .header-cta { display: none; }
@media (min-width: 960px) {
  .nav { display: flex; }
  .header-actions .header-cta { display: inline-flex; }
}

.lang-toggle { display: inline-flex; border: 1px solid var(--color-border); border-radius: 999px; padding: 3px; font-size: 12px; font-weight: 600; letter-spacing: .04em; }
.lang-toggle button {
  border: 0; background: transparent; color: var(--color-muted); cursor: pointer;
  padding: 4px 10px; border-radius: 999px; text-transform: uppercase; font: inherit;
}
.lang-toggle button[aria-pressed="true"] { background: var(--color-ink); color: #fff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 22px; border-radius: 999px;
  font-size: 15px; font-weight: 500; text-decoration: none; line-height: 1;
  border: 1px solid transparent; cursor: pointer; transition: background .2s, color .2s, border-color .2s;
  font-family: inherit;
}
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-primary { background: var(--color-red); color: #fff; }
.btn-primary:hover { background: var(--color-red-dark); }
.btn-ghost { border-color: var(--color-border); color: var(--color-ink); background: transparent; }
.btn-ghost:hover { border-color: var(--color-ink); }

/* Flow-Button (Submit) */
.flow-btn {
  position: relative; overflow: hidden; isolation: isolate;
  display: inline-flex; align-items: center; gap: 12px;
  padding: 15px 28px 15px 50px; border-radius: 999px;
  border: 1.5px solid var(--color-red); background: transparent; color: var(--color-red);
  font: inherit; font-size: 15px; font-weight: 600; cursor: pointer; white-space: nowrap; flex: none;
  transition: color .5s cubic-bezier(.23,1,.32,1), padding .5s cubic-bezier(.23,1,.32,1);
}
.flow-btn svg { width: 18px; height: 18px; flex: none; transition: transform .5s cubic-bezier(.23,1,.32,1), opacity .3s; }
.flow-btn .arrow-in { position: absolute; left: 20px; }
.flow-btn .arrow-out { position: absolute; right: 20px; transform: translateX(-40px); opacity: 0; }
.flow-btn::before {
  content: ""; position: absolute; z-index: -1; left: 50%; top: 50%;
  width: 14px; height: 14px; border-radius: 50%; background: var(--color-red);
  transform: translate(-50%,-50%) scale(0); opacity: 0;
  transition: transform .8s cubic-bezier(.19,1,.22,1), opacity .4s;
}
.flow-btn:hover, .flow-btn:focus-visible { color: #fff; padding: 15px 50px 15px 28px; }
.flow-btn:hover::before, .flow-btn:focus-visible::before { transform: translate(-50%,-50%) scale(40); opacity: 1; }
.flow-btn:hover .arrow-in, .flow-btn:focus-visible .arrow-in { transform: translateX(40px); opacity: 0; }
.flow-btn:hover .arrow-out, .flow-btn:focus-visible .arrow-out { transform: translateX(0); opacity: 1; }
.flow-btn:disabled { opacity: .6; cursor: wait; }

/* ---------- Sections ---------- */
section { padding: clamp(80px, 11vw, 140px) 0; }
.section-alt { background: var(--color-bg-alt); }
.section-label {
  display: flex; align-items: center; gap: 14px;
  font-size: 13px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--color-muted);
  margin-bottom: 28px;
}
.section-label::before { content: ""; width: 32px; height: 1px; background: var(--color-red); }
.section-title { font-size: clamp(30px, 4.2vw, 48px); max-width: 22ch; }
.lede { color: var(--color-ink-soft); font-size: clamp(17px, 1.6vw, 19px); max-width: 62ch; }

/* Hero */
.hero { padding-top: calc(var(--header-h) + clamp(48px, 8vw, 104px)); padding-bottom: clamp(64px, 8vw, 112px); }
.hero-grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 1000px) { .hero-grid { grid-template-columns: 1.15fr 1fr; gap: 64px; } }
.hero-eyebrow { font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--color-red); font-weight: 600; margin-bottom: 24px; }
.hero h1 { font-size: clamp(40px, 5vw, 66px); max-width: 14ch; letter-spacing: -0.035em; line-height: 1.03; }
.hero .lede { margin-top: 26px; max-width: 52ch; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero-media img {
  width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; object-position: 72% 55%;
  border-radius: 16px; background: var(--color-bg-alt);
}
@media (max-width: 700px) { .hero-media img { border-radius: 12px; } }

/* About */
.about-grid { display: grid; gap: 40px; }
@media (min-width: 900px) { .about-grid { grid-template-columns: 5fr 7fr; gap: 80px; align-items: start; } }

/* Services */
.services-head { margin-bottom: 56px; }
.services-grid { display: grid; gap: 1px; background: var(--color-border); border: 1px solid var(--color-border); }
@media (min-width: 700px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
.service { background: var(--color-bg); padding: 36px 32px 40px; transition: background .25s; }
.service:hover { background: #fffdfb; }
.service-num { font-size: 13px; font-weight: 600; color: var(--color-red); letter-spacing: .06em; }
.service h3 { font-size: 21px; margin: 22px 0 12px; letter-spacing: -0.01em; }
.service p { color: var(--color-ink-soft); font-size: 15.5px; }

/* Proof */
.proof-grid { display: grid; gap: 48px; }
@media (min-width: 900px) { .proof-grid { grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; } }
.proof-grid .lede { margin-top: 24px; }
.proof-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--color-border); }
.proof-list li { display: flex; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--color-border); font-size: 16.5px; }
.proof-list li::before { content: ""; flex: none; width: 8px; height: 8px; margin-top: 10px; background: var(--color-red); transform: rotate(45deg); }

/* Charter */
.charter-grid { display: grid; gap: 48px; }
@media (min-width: 1000px) { .charter-grid { grid-template-columns: 4fr 7fr; gap: 80px; } }
.charter-intro .lede { margin-top: 22px; }
.charter-form { background: var(--color-bg); border: 1px solid var(--color-border); padding: clamp(24px, 4vw, 44px); }
.fieldset { border: 0; padding: 0; margin: 0 0 32px; }
.fieldset legend { font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--color-muted); margin-bottom: 18px; padding: 0; }
.fields { display: grid; gap: 18px; }
@media (min-width: 640px) { .fields-2 { grid-template-columns: 1fr 1fr; } }
.field { display: flex; flex-direction: column; gap: 7px; position: relative; }
.field label { font-size: 14px; font-weight: 500; }
.req { color: var(--color-red); }
.input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 15.5px; color: var(--color-ink);
  background: #fff; border: 1px solid var(--color-border); border-radius: 0;
  padding: 12px 14px; transition: border-color .2s, box-shadow .2s;
  appearance: none; -webkit-appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2346484d' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px;
}
.field textarea { min-height: 120px; resize: vertical; }
.input::placeholder, textarea::placeholder { color: var(--color-muted); }
.input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--color-ink); box-shadow: 0 0 0 3px rgba(20,22,26,.06); }
.field.has-error .input { border-color: var(--color-red); }
.field-error { font-size: 13px; color: var(--color-red); display: none; }
.field.has-error .field-error { display: block; }
.hp { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }
.form-foot { display: flex; flex-direction: column; gap: 20px; margin-top: 8px; }
@media (min-width: 640px) { .form-foot { flex-direction: row; align-items: center; justify-content: space-between; } }
.form-note { font-size: 13px; color: var(--color-muted); max-width: 46ch; }
.form-note a { color: var(--color-ink-soft); }
.form-status { margin-top: 20px; padding: 14px 16px; font-size: 14.5px; border-left: 3px solid var(--color-red); background: var(--color-bg-alt); display: none; }
.form-status.is-visible { display: block; }

/* Date picker */
.datepicker-trigger {
  display: flex; align-items: center; justify-content: space-between; text-align: left; cursor: pointer;
}
.datepicker-trigger.is-empty { color: var(--color-muted); }
.datepicker-trigger svg { width: 18px; height: 18px; color: var(--color-muted); flex: none; }
.datepicker-pop {
  position: absolute; z-index: 20; top: calc(100% + 6px); left: 0;
  width: 296px; max-width: calc(100vw - 40px);
  background: #fff; border: 1px solid var(--color-border); box-shadow: 0 18px 40px -16px rgba(20,22,26,.25);
  padding: 16px; display: none;
}
.datepicker-pop.is-open { display: block; }
.dp-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.dp-title { font-size: 14.5px; font-weight: 600; }
.dp-nav { border: 0; background: transparent; width: 32px; height: 32px; cursor: pointer; color: var(--color-ink-soft); display: grid; place-items: center; border-radius: 50%; }
.dp-nav:hover { background: var(--color-bg-alt); }
.dp-nav:disabled { opacity: .3; cursor: default; background: none; }
.dp-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; text-align: center; }
.dp-wd { font-size: 11.5px; color: var(--color-muted); font-weight: 600; padding: 4px 0 6px; }
.dp-day { border: 0; background: transparent; font: inherit; font-size: 14px; height: 36px; cursor: pointer; border-radius: 50%; color: var(--color-ink); }
.dp-day:hover:not(:disabled) { background: var(--color-bg-alt); }
.dp-day:disabled { color: #c9c8c6; cursor: default; }
.dp-day.is-today { box-shadow: inset 0 0 0 1px var(--color-border); }
.dp-day.is-selected { background: var(--color-red); color: #fff; }
.dp-foot { display: flex; justify-content: flex-end; margin-top: 10px; }
.dp-clear { border: 0; background: none; font: inherit; font-size: 13px; color: var(--color-muted); cursor: pointer; text-decoration: underline; }

/* Footer */
.site-footer { background: var(--color-ink); color: #c6c6c8; padding: 80px 0 32px; font-size: 15px; }
.footer-grid { display: grid; gap: 48px; }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 5fr 3fr 4fr; gap: 64px; } }
.footer-brand img { height: 40px; width: auto; }
.footer-brand p { margin-top: 20px; max-width: 34ch; color: #9a9b9e; }
.site-footer h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: #fff; font-weight: 600; margin-bottom: 18px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; transition: color .2s; }
.site-footer a:hover { color: #fff; }
.footer-bottom { margin-top: 64px; padding-top: 24px; border-top: 1px solid #2a2c31; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; font-size: 13.5px; color: #8a8b8e; }
.footer-bottom nav { display: flex; gap: 22px; }

/* Legal pages */
.legal { padding-top: calc(var(--header-h) + clamp(48px, 8vw, 96px)); }
.legal-inner { max-width: 760px; }
.legal h1 { font-size: clamp(34px, 5vw, 54px); }
.legal .stand { margin-top: 14px; color: var(--color-muted); font-size: 14px; }
.legal h2 { font-size: 21px; margin: 48px 0 14px; letter-spacing: -0.01em; }
.legal p, .legal li { color: var(--color-ink-soft); }
.legal p + p { margin-top: 12px; }
.legal ul { padding-left: 20px; margin: 12px 0 0; }
.legal a { color: var(--color-ink); }
.back-link { display: inline-flex; gap: 8px; margin-top: 56px; font-size: 15px; color: var(--color-ink); }

/* Language blocks (legal pages) */
html[lang="de"] [data-lang="en"], html[lang="en"] [data-lang="de"] { display: none !important; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .flow-btn, .flow-btn::before, .flow-btn svg { transition: none; }
}
.fields-gap { margin-top: 18px; }