/* Inter — Hausschrift. Wird via rsms.me CDN geladen (siehe <head> in index.html:
   preconnect + https://rsms.me/inter/inter.css). Font-Family unten in :root.
   Fakt wird nur noch im Logo verwendet (SVG, Text als Pfade). */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange: #ff6300;
  --black: #000000;
  --blue: #2F5D77;
  --off-white: #f8f8f8;
  --border: #eee;
  --text-muted: #777;
  --max-w: 900px;
  --pad: 40px;
  --section-gap: 64px;

  /* Inter via rsms.me — statische Familie + Variable Font (wenn unterstützt) */
  font-family: Inter, system-ui, sans-serif;
  font-feature-settings: 'liga' 1, 'calt' 1; /* fix for Chrome */
}
@supports (font-variation-settings: normal) {
  :root { font-family: InterVariable, system-ui, sans-serif; }
}

html { scroll-behavior: smooth; }

body {
  font-weight: 400;
  color: var(--black);
  background: white;
  line-height: 1.6;
}

a { color: var(--orange); text-decoration: underline; text-decoration-color: transparent; transition: text-decoration-color 0.5s ease-in; }
a:hover:not(.dl-btn) { text-decoration-color: currentColor; }

/* ── LAYOUT ── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad); }

/* ── ABT-BAR ── */
.abt-bar {
  background: var(--blue);
}
.abt-bar-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad);
  height: 34px; display: flex; align-items: center; gap: 12px;
  overflow-x: auto; scrollbar-width: none;
}
.abt-bar-inner::-webkit-scrollbar { display: none; }
.abt-label {
  font-size: 10px; font-weight: 700; color: rgba(255,255,255,0.5);
  text-transform: uppercase; letter-spacing: 0.15em; white-space: nowrap; flex-shrink: 0;
}
.abt-select {
  font-size: 11px; font-weight: 700; color: white;
  background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.3);
  padding: 3px 8px; border-radius: 3px; cursor: pointer;
  font-family: inherit; min-width: 180px;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  font-family: inherit;
}
.abt-select:hover, .abt-select:focus { background: rgba(255,255,255,0.2); outline: none; }
.abt-select option { background-color: #fff; color: #000000; }

/* ── NAV ── */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  background: white; border-bottom: 1px solid var(--border);
  transition: box-shadow 0.2s;
}
.site-nav.scrolled { box-shadow: 0 2px 16px rgba(0,0,0,0.08); }

.nav-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad);
  height: 60px; display: flex; align-items: center; justify-content: space-between;
}

.nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.nav-logo img { height: 36px; width: auto; }
.nav-logo-label {
  font-size: 10px; font-weight: 700; color: var(--text-muted);
  letter-spacing: 0.12em; text-transform: uppercase;
}

.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  font-size: 13px; font-weight: 700; color: var(--text-muted);
  text-decoration: none; letter-spacing: 0.02em; transition: color 0.15s;
  padding-bottom: 2px; border-bottom: 2px solid transparent;
}
.nav-links a:hover, .nav-links a.active { color: var(--orange); border-bottom-color: var(--orange); }

/* ── HERO ── */
.hero {
  padding: 72px var(--pad) 64px; max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: 1fr 280px; gap: 48px; align-items: center;
  border-bottom: 1px solid var(--border);
}

.hero-eyebrow {
  font-size: 11px; font-weight: 700; color: var(--orange);
  text-transform: uppercase; letter-spacing: 0.2em; margin-bottom: 16px;
}

.hero-title {
  font-size: 56px; font-weight: 700; color: var(--black);
  line-height: 1.0; letter-spacing: -0.025em;
}
.hero-title .accent { color: var(--orange); }

.hero-lead {
  font-size: 16px; font-weight: 300; color: var(--text-muted); margin-top: 16px;
  line-height: 1.65; max-width: 380px;
}

.hero-rule { width: 48px; height: 4px; background: var(--orange); border-radius: 2px; margin-top: 24px; }

.hero-logo-box {
  background: var(--off-white); border: 1px solid var(--border);
  border-radius: 12px; padding: 36px;
  display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 0;
}
.hero-logo-box > img { height: 72px; width: auto; max-width: 100%; }
.hero-abt-slot { display: flex; flex-direction: column; align-items: flex-start; width: 100%; }
.hero-abt-sep { width: 100%; height: 1px; background: var(--border); margin: 16px 0; }
#hero-abt-img { height: 72px; width: auto; max-width: 100%; }

/* ── SECTIONS ── */
.section {
  padding: var(--section-gap) var(--pad); max-width: var(--max-w);
  margin: 0 auto; border-bottom: 1px solid var(--border);
}

.section-label {
  font-size: 11px; font-weight: 700; color: var(--orange);
  text-transform: uppercase; letter-spacing: 0.18em; margin-bottom: 4px;
}
.section-title { font-size: 32px; font-weight: 700; color: var(--black); margin-bottom: 8px; }
.section-desc { font-size: 15px; color: var(--text-muted); line-height: 1.65; margin-bottom: 32px; }

/* ── 01 IDENTITY CARDS ── */
.id-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.id-card { padding: 24px; background: var(--off-white); border-radius: 10px; border-left: 3px solid var(--orange); }
.id-card-q { font-size: 10px; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 8px; }
.id-card-a { font-size: 14px; font-weight: 700; color: var(--black); line-height: 1.5; }

/* ── 02 LOGO ── */
.logo-subsection { margin-bottom: 40px; }
.logo-subsection h3 { font-size: 14px; font-weight: 700; color: var(--black); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }

.architektur-grid { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.architektur-card { flex: 1; min-width: 160px; border: 1px solid var(--border); border-radius: 10px; padding: 16px; text-align: center; background: white; }
.architektur-label { font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--orange); }
.architektur-logo { height: 80px; display: flex; align-items: center; justify-content: center; margin: 12px 0; }
.architektur-logo img { max-height: 64px; max-width: 100%; }
.architektur-logo--abt img { max-height: 56px; }
.architektur-placeholder { font-size: 11px; color: #aaa; }
.architektur-desc { font-size: 11px; color: var(--text-muted); line-height: 1.4; }
.architektur-plus { font-size: 28px; font-weight: 700; color: var(--orange); flex-shrink: 0; }
.architektur-note { font-size: 11px; color: #888; background: #fff8f4; border-left: 3px solid var(--orange); padding: 8px 12px; border-radius: 0 6px 6px 0; }

.logo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.logo-card { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; display: flex; flex-direction: column; }
.logo-preview { height: 110px; display: flex; align-items: center; justify-content: center; padding: 20px; }
.logo-preview.bg-white { background: white; border-bottom: 1px solid var(--border); }
.logo-preview.bg-dark { background: var(--black); }
.logo-preview.bg-blue { background: white; }
.logo-preview.bg-blue img { width: 80px; height: 80px; max-height: 80px; max-width: 80px; border-radius: 50%; overflow: hidden; background: var(--blue); object-fit: contain; display: block; }
.logo-preview.bg-orange { background: var(--orange); }
.logo-preview img { max-height: 64px; max-width: 100%; width: auto; }
.logo-footer {
  flex: 1; padding: 10px 14px; background: var(--off-white); border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.logo-name { font-size: 11px; font-weight: 700; color: var(--black); }
.logo-dl {
  font-size: 10px; font-weight: 700; color: var(--orange);
  background: #fff4ee; padding: 4px 10px; border-radius: 4px;
  text-decoration: none; transition: background 0.15s; white-space: nowrap;
}
.logo-dl:hover { background: #ffe8d6; }
.logo-dl-group { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }

.family-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 8px; }
.family-card { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.family-preview {
  height: 90px; background: var(--off-white); padding: 16px;
  display: flex; align-items: center; justify-content: center;
  border-bottom: 1px solid var(--border);
}
.family-preview img { max-height: 48px; max-width: 100%; width: auto; }
.family-body { padding: 14px; }
.family-type { font-size: 10px; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 3px; }
.family-name { font-size: 13px; font-weight: 700; color: var(--black); }
.family-desc { font-size: 12px; color: var(--text-muted); margin-top: 3px; line-height: 1.45; }

.schutzraum-demo { display: flex; flex-direction: column; align-items: center; margin: 16px 0 24px; }
.schutzraum-outer { border: 2px dashed var(--orange); border-radius: 4px; padding: 20px; background: white; position: relative; }
.schutzraum-inner { border: 1px solid var(--border); border-radius: 4px; padding: 20px; background: white; }
.schutzraum-inner img { height: 40px; display: block; }
.schutzraum-caption { margin-top: 8px; font-size: 11px; color: #888; text-align: center; }

.dos-donts { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 8px; }
.dos { padding: 20px; background: #f0faf4; border: 1px solid #c3e6d0; border-radius: 10px; }
.donts { padding: 20px; background: #fef5f5; border: 1px solid #f5c6c6; border-radius: 10px; }
.dos h4 { color: #2d7a4f; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 10px; }
.donts h4 { color: #c0392b; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 10px; }
.dos ul, .donts ul { list-style: none; display: flex; flex-direction: column; gap: 7px; }
.dos li, .donts li { font-size: 13px; color: var(--black); display: flex; gap: 8px; align-items: flex-start; }
.dos li::before { content: '✓'; color: #2d7a4f; font-weight: 700; flex-shrink: 0; }
.donts li::before { content: '✗'; color: #c0392b; font-weight: 700; flex-shrink: 0; }

/* ── 03 FARBEN ── */
.color-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.color-card {
  border-radius: 10px; overflow: hidden; border: 1px solid var(--border);
  cursor: pointer; transition: transform 0.15s, box-shadow 0.15s; position: relative;
}
.color-card:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.1); }
.color-swatch { height: 80px; }
.color-body { padding: 12px 14px; background: white; }
.color-role { font-size: 9px; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 4px; }
.color-name { font-size: 13px; font-weight: 700; color: var(--black); }
.color-hex { font-size: 12px; color: var(--text-muted); font-family: monospace; margin-top: 2px; }
.color-rgb { font-size: 11px; color: #aaa; font-family: monospace; }
.color-cmyk { font-size: 11px; color: #bbb; font-family: monospace; }
.color-pantone { font-size: 11px; color: #bbb; font-family: monospace; }

/* Einsatzregeln der Farbwelt (Marken-Manual, Kap. 8) */
.color-rules { margin-top: 28px; padding: 20px 24px; background: var(--off-white); border-radius: 10px; }
.color-rules h3 { font-size: 11px; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 12px; }
.color-rules ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.color-rules li { font-size: 13px; color: var(--black); line-height: 1.5; padding-left: 14px; position: relative; }
.color-rules li::before { content: '—'; position: absolute; left: 0; color: var(--text-muted); }
.color-rules-note { font-size: 12px; color: var(--text-muted); margin-top: 14px; line-height: 1.5; }
.color-rules-note code { font-family: monospace; font-size: 11px; }
.color-toast {
  position: absolute; top: 8px; right: 8px;
  background: var(--black); color: white;
  font-size: 10px; font-weight: 700; padding: 3px 8px; border-radius: 4px;
  opacity: 0; pointer-events: none; transition: opacity 0.2s;
}
.color-toast.show { opacity: 1; }

/* ── 04 TYPOGRAFIE ── */
.type-rows { display: flex; flex-direction: column; }
.type-row { display: flex; align-items: baseline; gap: 24px; padding: 16px 0; border-bottom: 1px solid #f5f5f5; }
.type-row:first-child { border-top: 1px solid #f5f5f5; }
.type-wt { width: 100px; font-size: 11px; color: #aaa; font-weight: 700; flex-shrink: 0; }
.type-sample { font-size: 28px; color: var(--black); }
.type-use { margin-left: auto; flex-shrink: 0; font-size: 11px; color: #aaa; text-align: right; max-width: 180px; line-height: 1.4; }

.type-scale { margin-top: 24px; padding: 20px 24px; background: var(--off-white); border-radius: 10px; }
.type-scale h4 { font-size: 11px; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 12px; }
.type-scale table { width: 100%; border-collapse: collapse; }
.type-scale td { padding: 7px 0; font-size: 13px; border-bottom: 1px solid var(--border); color: var(--text-muted); }
.type-scale td:first-child { color: var(--black); font-weight: 700; width: 140px; }
.type-scale tr:last-child td { border-bottom: none; }

.type-download { margin-top: 1.5rem; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.type-download .dl-btn { margin-top: 0; }
.type-download-note { font-size: 0.75rem; color: #888; margin: 0; }

.type-fallback { margin-top: 2.5rem; }
.type-fallback h4 { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: #888; margin-bottom: 0.5rem; }
.type-fallback-intro { font-size: 0.9rem; color: #555; margin-bottom: 1.25rem; }
.fallback-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.fallback-card { background: #fff; border: 1px solid #e8e8e8; border-radius: 8px; padding: 1rem 1.25rem; display: flex; flex-direction: column; gap: 0.35rem; }
.fallback-tag { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #ff6300; }
.fallback-name { font-size: 1.4rem; font-weight: 700; line-height: 1.2; }
.fallback-desc { font-size: 0.78rem; color: #777; }

/* ── 05 BILDSPRACHE ── */
.bild-criteria {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px;
}
.bild-tag {
  font-size: 11px; font-weight: 700; color: var(--orange);
  background: #fff4ee; border: 1px solid #ffd5b0;
  padding: 5px 12px; border-radius: 20px; letter-spacing: 0.04em;
}

.bild-examples {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 8px;
}

.bild-col-title {
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; margin-bottom: 12px; padding-bottom: 10px;
  border-bottom: 2px solid;
}
.bild-col-title--good { color: #2d7a4f; border-color: #2d7a4f; }
.bild-col-title--bad  { color: #c0392b; border-color: #c0392b; }

.bild-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
.bild-placeholder {
  aspect-ratio: 4/3;
  background: var(--off-white); border: 1.5px dashed var(--border);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700; color: #ccc;
  text-transform: uppercase; letter-spacing: 0.1em;
  overflow: hidden;
}
.bild-placeholder img {
  width: 100%; height: 100%; object-fit: cover; border-radius: 6px;
}

/* ── 06 DOWNLOADS ── */
.dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.dl-item {
  border: 1px solid var(--border); border-radius: 10px; padding: 22px;
  display: flex; flex-direction: column; gap: 6px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.dl-item:hover { border-color: var(--orange); box-shadow: 0 4px 16px rgba(255,99,0,0.08); }
.dl-icon { width: 36px; height: 36px; background: #fff4ee; border-radius: 8px; display: flex; align-items: center; justify-content: center; margin-bottom: 4px; }
.dl-name { font-size: 14px; font-weight: 700; color: var(--black); }
.dl-desc { font-size: 12px; color: var(--text-muted); line-height: 1.45; flex: 1; }
.dl-btn {
  margin-top: 8px; display: inline-block; background: var(--black); color: white;
  font-size: 10px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 8px 14px; border-radius: 5px; text-decoration: none; align-self: flex-start;
  transition: background 0.15s;
}
.dl-btn:hover { background: var(--orange); }
.dl-btn.unavailable { background: #ccc; pointer-events: none; }
a.dl-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.dl-preview { width: 100%; border-radius: 6px; margin: 8px 0 4px; object-fit: cover; max-height: 120px; border: 1px solid #eee; }

/* ── FOOTER ── */
.site-footer { background: var(--black); padding: 36px var(--pad); }
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 0 var(--pad);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-logo img { height: 56px; width: auto; filter: brightness(0) invert(1); }
.footer-meta { font-size: 12px; color: #888; line-height: 1.7; text-align: right; }
.footer-meta a { color: #ccc; text-decoration: none; }
.footer-meta a:hover { color: var(--orange); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  :root { --pad: 20px; --section-gap: 48px; }
  .hero { grid-template-columns: 1fr; padding: 48px var(--pad); }
  .hero-logo-box { display: none; }
  .hero-title { font-size: 40px; }
  .nav-links { display: none; }
  .id-grid, .family-grid, .dos-donts { grid-template-columns: 1fr; }
  .bild-examples { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(2, 1fr); }
  .color-grid { grid-template-columns: repeat(2, 1fr); }
  .dl-grid { grid-template-columns: repeat(2, 1fr); }
  .section-title { font-size: 26px; }
  .footer-meta { text-align: left; }
}

@media (max-width: 480px) {
  .logo-grid, .dl-grid { grid-template-columns: 1fr; }
}

/* ── MARKEN-COACH (Chat-Widget) ── */
.chat-fab {
  position: fixed; bottom: 24px; right: 24px; z-index: 300;
  display: flex; align-items: center; gap: 8px;
  height: 52px; padding: 0 20px 0 16px;
  background: var(--orange); color: white;
  border: none; border-radius: 26px; cursor: pointer;
  font-family: inherit; font-weight: 700; font-size: 14px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.18);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.chat-fab:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.22); }
.chat-fab svg { flex-shrink: 0; }

.chat-panel {
  position: fixed; bottom: 24px; right: 24px; z-index: 301;
  width: 380px; max-width: calc(100vw - 32px);
  height: 560px; max-height: calc(100vh - 48px);
  display: none; flex-direction: column; overflow: hidden;
  background: white; border: 1px solid var(--border); border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.22);
}
.chat-panel.open { display: flex; }

.chat-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; background: var(--black); color: white; flex-shrink: 0;
}
.chat-header-title {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 15px;
}
.chat-header-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--orange); flex-shrink: 0;
}
.chat-close {
  background: none; border: none; color: rgba(255,255,255,0.7);
  font-size: 26px; line-height: 1; cursor: pointer; padding: 0 4px;
}
.chat-close:hover { color: white; }

.chat-messages {
  flex: 1; overflow-y: auto; padding: 16px;
  display: flex; flex-direction: column; gap: 10px;
  background: var(--off-white);
}
.chat-msg {
  max-width: 85%; padding: 10px 13px; border-radius: 12px;
  font-size: 14px; line-height: 1.55; word-wrap: break-word;
}
.chat-msg-user {
  align-self: flex-end; background: var(--orange); color: white;
  border-bottom-right-radius: 4px;
}
.chat-msg-bot {
  align-self: flex-start; background: white; color: var(--black);
  border: 1px solid var(--border); border-bottom-left-radius: 4px;
}
.chat-msg-error {
  align-self: flex-start; background: #fef5f5; color: #c0392b;
  border: 1px solid #f5d6d2; border-radius: 12px;
}
.chat-msg strong { font-weight: 700; }

.chat-chips { display: flex; flex-direction: column; gap: 8px; margin-top: 2px; }
.chat-chip {
  text-align: left; background: white; color: var(--black);
  border: 1px solid var(--border); border-radius: 20px;
  padding: 8px 14px; font-family: inherit; font-size: 13px; cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.chat-chip:hover { border-color: var(--orange); color: var(--orange); }

.chat-form {
  display: flex; align-items: center; gap: 8px;
  padding: 12px; border-top: 1px solid var(--border); background: white; flex-shrink: 0;
}
.chat-input {
  flex: 1; padding: 10px 14px; font-family: inherit; font-size: 14px;
  border: 1px solid var(--border); border-radius: 22px; outline: none;
  transition: border-color 0.15s ease;
}
.chat-input:focus { border-color: var(--orange); }
.chat-input:disabled { background: var(--off-white); }
.chat-send {
  flex-shrink: 0; width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: var(--orange); color: white; border: none; border-radius: 50%;
  cursor: pointer; transition: opacity 0.15s ease;
}
.chat-send:hover { opacity: 0.85; }
.chat-send:disabled { opacity: 0.4; cursor: default; }

/* Tipp-Animation */
.chat-dots { display: inline-flex; gap: 4px; padding: 2px 0; }
.chat-dots span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--text-muted);
  animation: chat-blink 1.4s infinite both;
}
.chat-dots span:nth-child(2) { animation-delay: 0.2s; }
.chat-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes chat-blink { 0%, 80%, 100% { opacity: 0.2; } 40% { opacity: 1; } }

@media (max-width: 768px) {
  .chat-fab-label { display: none; }
  .chat-fab { padding: 0; width: 52px; justify-content: center; }
  .chat-panel {
    bottom: 0; right: 0; width: 100vw; max-width: 100vw;
    height: 100dvh; max-height: 100dvh; border-radius: 0; border: none;
  }
}