/* ===== Schrift: Inter (lokal, Open Source) ===== */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("/fonts/inter-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, 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-weight: 100 900; font-display: swap;
  src: url("/fonts/inter-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

/* ===== Farben (hell) ===== */
:root {
  --bg: #f6f7fb;
  --text: #14162b;
  --muted: #5b5f7a;
  --card: rgba(255, 255, 255, 0.78);
  --border: rgba(20, 22, 43, 0.10);
  --accent: #6d4aff;
  --accent2: #00b8d9;
  --danger: #d6336c;
  --ok: #1e8e5a;
  --shadow: 0 10px 30px rgba(40, 30, 120, 0.08);
  /* Dezenter Farbverlauf im Hintergrund, passend zu den Linien */
  --bg-tint: radial-gradient(1100px 620px at 92% -8%, rgba(109, 74, 255, 0.075), transparent 62%),
             radial-gradient(900px 620px at -8% 108%, rgba(0, 184, 217, 0.075), transparent 60%),
             radial-gradient(700px 500px at 100% 100%, rgba(230, 70, 170, 0.045), transparent 60%);
}
/* ===== Farben (dunkel) ===== */
:root[data-theme="dark"] {
  --bg: #0a0b1a;
  --text: #eef0ff;
  --muted: #a3a7c7;
  --card: rgba(22, 24, 48, 0.70);
  --border: rgba(255, 255, 255, 0.10);
  --accent: #9b7bff;
  --accent2: #38e1ff;
  --danger: #ff6b9a;
  --ok: #4ade80;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --bg-tint: radial-gradient(1100px 620px at 92% -8%, rgba(155, 123, 255, 0.13), transparent 62%),
             radial-gradient(900px 620px at -8% 108%, rgba(56, 225, 255, 0.09), transparent 60%),
             radial-gradient(700px 500px at 100% 100%, rgba(255, 92, 200, 0.07), transparent 60%);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scrollbar-gutter: stable; }  /* verhindert Verrutschen der Kopfzeile */
body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg-tint), var(--bg); background-attachment: fixed;
  color: var(--text); line-height: 1.5; letter-spacing: -0.006em;
  min-height: 100vh; display: flex; flex-direction: column;
  transition: background 0.3s, color 0.3s;
}
#waves { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: 100%; max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* ===== Kopfzeile ===== */
header {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 12px; }
.logo { display: flex; align-items: center; font-weight: 800; font-size: 1.35rem; color: var(--text); letter-spacing: -0.02em; }
.logo:hover { text-decoration: none; }
.logo img { height: 34px; width: auto; display: block; }
.logo .dot { color: var(--accent2); }

.menu { display: flex; align-items: center; gap: 22px; list-style: none; }
.menu a { color: var(--muted); font-weight: 500; transition: color 0.2s; }
.menu a:hover { color: var(--accent); text-decoration: none; }
.menu a.active { color: var(--text); }
.menu a.active:hover { color: var(--accent); }

/* Schlichte Symbole ohne Knopf-Optik */
.icon-btn { position: relative; background: none; border: 0; padding: 0; cursor: pointer; color: var(--muted); display: inline-flex; line-height: 0; transition: color 0.2s; }
/* Dezenter Punkt bei neuen Nachrichten (nur für angemeldeten Admin sichtbar) */
.icon-btn .note { position: absolute; top: -1px; right: -3px; width: 6px; height: 6px; border-radius: 50%; background: #d9718a; opacity: 0.85; }
.icon-btn:hover { color: var(--accent); }
.icon-btn svg { width: 19px; height: 19px; }
.menu .icons { display: flex; align-items: center; gap: 14px; margin-left: 4px; }

/* ===== Inhalt ===== */
main { flex: 1; padding: 16px 0 6px; }
.hero { text-align: center; padding: 8px 0 0; }
.eyebrow { display: inline-block; font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.hero h1 { font-size: clamp(1.9rem, 4.2vw, 2.9rem); line-height: 1.12; letter-spacing: -0.035em; margin-bottom: 14px; }
.grad { background: linear-gradient(90deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { color: var(--muted); font-size: 1.05rem; max-width: 660px; margin: 0 auto 8px; }
.hero .actions { margin-top: 18px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-block; padding: 11px 20px; border-radius: 12px; font-weight: 600; font-size: 1rem;
  background: linear-gradient(90deg, var(--accent), var(--accent2)); color: #fff; border: 0; cursor: pointer;
  box-shadow: var(--shadow); font-family: inherit;
}
.btn:hover { text-decoration: none; opacity: 0.92; }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.ghost { background: var(--card); color: var(--text); border: 1px solid var(--border); }
.btn.small { padding: 7px 14px; font-size: 0.9rem; border-radius: 9px; }
.btn.danger { background: none; color: var(--danger); border: 1px solid var(--border); box-shadow: none; }

h2 { font-size: 1.5rem; letter-spacing: -0.025em; margin-bottom: 4px; }
.lead { color: var(--muted); margin-bottom: 14px; }
section + section { margin-top: 26px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 18px 20px;
  box-shadow: var(--shadow); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.card h3 { font-size: 1.1rem; margin-bottom: 6px; }
.card p { color: var(--muted); font-size: 0.97rem; }

/* ===== Leistungen mit Aufklapp-Effekt ===== */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service {
  position: relative; text-align: left; font: inherit; color: inherit; cursor: pointer;
  display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-start;
  transition: border-color 0.35s, transform 0.35s, box-shadow 0.35s;
}
.service:hover { transform: translateY(-2px); }
.service .ico { width: 34px; height: 34px; border-radius: 11px; display: grid; place-items: center; margin-bottom: 10px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 18%, transparent), color-mix(in srgb, var(--accent2) 18%, transparent)); color: var(--accent); }
.service .ico svg { width: 19px; height: 19px; }
.service .more { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 12px; font-size: 0.9rem; font-weight: 600; color: var(--accent); }
.service .more svg { width: 14px; height: 14px; transition: transform 0.4s ease; }
.service.active { border-color: var(--accent); }
.service.active .more svg { transform: rotate(180deg); }
/* Verbindungs-Linie zur aufgeklappten Fläche */
.service::after {
  content: ""; position: absolute; left: 50%; bottom: -19px; width: 2px; height: 0;
  background: linear-gradient(var(--accent), var(--accent2)); transform: translateX(-50%); transition: height 0.35s ease;
}
.service.active::after { height: 19px; }

.detail-wrap { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.55s cubic-bezier(.2,.7,.2,1), margin-top 0.55s; margin-top: 0; }
.detail-wrap.open { grid-template-rows: 1fr; margin-top: 18px; }
.detail-wrap > .detail-inner { overflow: hidden; }
.detail { position: relative; border-color: transparent; border-radius: 16px; }
/* Farbverlauf-Rahmen mit runden Ecken (gleich wie die Boxen oben) */
.detail::before { content: ""; position: absolute; inset: -1px; border-radius: 16px; padding: 1.5px; pointer-events: none;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0); }
.detail-content { transition: opacity 0.28s ease, transform 0.28s ease; }
.detail-content.out { opacity: 0; transform: translateY(8px); }
.detail h3 { font-size: 1.25rem; margin-bottom: 8px; }
.detail ul { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px 22px; margin-top: 14px; }
.detail li { position: relative; padding-left: 20px; color: var(--muted); }
.detail li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 8px; height: 8px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent2)); }

/* ===== Projekte ===== */
.project img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 10px; margin-bottom: 14px; border: 1px solid var(--border); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 14px; }
.tag { font-size: 0.78rem; padding: 2px 9px; border-radius: 99px; border: 1px solid var(--border); color: var(--muted); }
.project .link { font-weight: 600; }

/* ===== Formulare ===== */
.form { display: grid; gap: 9px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 4px; }
label .opt { font-weight: 400; color: var(--muted); }
.back { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 0.92rem; margin-bottom: 10px; }
.back:hover { color: var(--accent); text-decoration: none; }
label .req { color: var(--accent); }
input[type=text], input[type=email], input[type=tel], input[type=password], input[type=url], input[type=number], textarea, select {
  width: 100%; padding: 9px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 60%, transparent); color: var(--text); font: inherit; font-size: 0.97rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
textarea { min-height: 64px; max-height: 220px; resize: vertical; }
.lbl-row { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.counter { font-size: 0.76rem; font-weight: 400; color: var(--muted); }
.form .row + div, .form > div { min-width: 0; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; color: var(--muted); font-size: 0.92rem; }
.check input { margin-top: 4px; accent-color: var(--accent); }
.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }
.msg { padding: 12px 14px; border-radius: 10px; font-size: 0.95rem; display: none; }
.msg.show { display: block; }
.msg.ok { background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--ok); }
.msg.err { background: color-mix(in srgb, var(--danger) 14%, transparent); color: var(--danger); }

.contact-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; align-items: start; }
.contact-list { list-style: none; display: grid; gap: 4px; color: var(--muted); }

/* ===== Rechtstexte ===== */
.legal { max-width: 780px; }
.legal h3 { font-size: 1.12rem; margin: 26px 0 8px; }
.legal h3:first-child { margin-top: 0; }
.legal p { color: var(--muted); margin-bottom: 10px; }
.legal ul { margin: 0 0 12px 20px; color: var(--muted); }

/* ===== Fusszeile ===== */
footer { border-top: 1px solid var(--border); padding: 13px 0; color: var(--muted); font-size: 0.88rem; }
footer .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 18px; }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--muted); }
footer a:hover { color: var(--accent); text-decoration: none; }

/* ===== Handy ===== */
@media (max-width: 760px) {
  .services { grid-template-columns: 1fr; }
  .contact-grid, .form .row { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .nav { height: auto; padding: 12px 20px; flex-wrap: wrap; }
  .menu { gap: 16px; }
  main { padding-top: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .detail-wrap, .detail-content, .service, .service::after { transition: none; }
}

/* Handy: Aufklapp-Bereich sitzt direkt unter der Box (im Raster) – keine doppelte Lücke wenn zu */
.services > .detail-wrap { margin-top: -18px; }
.services > .detail-wrap.open { margin-top: 0; }