/* ============================================================
   PANDA GASTRO GMBH — GLOBAL DESIGN SYSTEM
   Dark luxury. Editorial. Swiss precision.
   ============================================================ */

:root {
  /* — Type Scale (fluid) — */
  --text-xs:   clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl:  clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6.5vw, 7rem);

  /* — Spacing (4 px base) — */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --space-40: 10rem;

  /* — Colors (DARK is the default) — */
  --color-bg:           #0c0b0a;
  --color-surface:      #131210;
  --color-surface-2:    #1a1816;
  --color-surface-3:    #221f1b;
  --color-divider:      rgba(255,255,255,0.06);
  --color-border:       rgba(255,255,255,0.10);
  --color-border-strong:rgba(255,255,255,0.18);

  --color-text:         #f1ece2;     /* warm off-white */
  --color-text-muted:   #a8a298;     /* warm gray */
  --color-text-faint:   #6b6760;

  /* primary accent — warm champagne gold (dachmarke) */
  --color-accent:        #c8a363;
  --color-accent-hover:  #d9b87b;
  --color-accent-faint:  rgba(200,163,99,0.18);
  --color-accent-line:   rgba(200,163,99,0.45);

  /* Radii */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast: 180ms var(--ease-out);
  --t-med:  340ms var(--ease-out);
  --t-slow: 620ms var(--ease-out);

  /* Content widths */
  --content-narrow:   720px;
  --content-default:  1080px;
  --content-wide:     1320px;

  /* Fonts */
  --font-display: 'Fraunces', 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;
}

/* — RESET / BASE — */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  background: var(--color-bg);
}
body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  letter-spacing: -0.005em;
  overflow-x: hidden;
}

img, picture, video, svg { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-wrap: balance;
  color: var(--color-text);
}
p { text-wrap: pretty; max-width: 62ch; }

::selection { background: var(--color-accent-faint); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: 2px; }

a, button { transition: color var(--t-fast), background var(--t-fast), border-color var(--t-fast), opacity var(--t-fast); }

/* — LAYOUT PRIMITIVES — */
.container { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 3rem); }
.container--narrow { max-width: var(--content-narrow); }
.container--default { max-width: var(--content-default); }

section { position: relative; }

.section { padding-block: clamp(var(--space-16), 10vw, var(--space-32)); }
.section--tight { padding-block: clamp(var(--space-12), 7vw, var(--space-20)); }

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 28px; height: 1px;
  background: var(--color-accent-line);
}

.hairline {
  display: block;
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, var(--color-border-strong), transparent);
  border: none;
}

/* — HEADER / NAV — */
.site-header {
  position: fixed; inset: 0 0 auto 0;
  z-index: 100;
  padding-block: 1.1rem;
  background: rgba(12,11,10, 0.55);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background var(--t-med), border-color var(--t-med), padding var(--t-med);
}
.site-header.is-scrolled {
  background: rgba(12,11,10, 0.88);
  border-bottom-color: var(--color-divider);
  padding-block: 0.75rem;
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem;
}
.nav__brand {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
}
.nav__brand-mark {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  color: var(--color-accent);
}
.nav__brand-mark svg { width: 100%; height: 100%; }
.nav__brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.nav__brand-text strong {
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.06em;
  color: var(--color-text);
  text-transform: none;
}
.nav__brand-text span {
  font-family: var(--font-body);
  font-size: 0.65rem;
  letter-spacing: 0.28em;
  color: var(--color-text-faint);
  text-transform: uppercase;
}

.nav__links {
  display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2rem);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.nav__links a { position: relative; padding-block: 0.25rem; letter-spacing: 0.02em; }
.nav__links a:hover { color: var(--color-text); }
.nav__links a.is-active { color: var(--color-text); }
.nav__links a.is-active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -4px;
  height: 1px; background: var(--color-accent);
}

.nav__cta {
  font-size: var(--text-sm);
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 999px;
  letter-spacing: 0.02em;
  color: var(--color-text);
}
.nav__cta:hover { border-color: var(--color-accent); color: var(--color-accent); }

.nav__toggle {
  display: none;
  width: 38px; height: 38px;
  align-items: center; justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text);
}
.nav__toggle span { display: block; width: 16px; height: 1px; background: currentColor; position: relative; }
.nav__toggle span::before, .nav__toggle span::after {
  content: ''; position: absolute; left: 0; width: 16px; height: 1px; background: currentColor;
}
.nav__toggle span::before { top: -5px; }
.nav__toggle span::after  { top:  5px; }

@media (max-width: 880px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav.is-open .nav__links {
    display: flex; flex-direction: column; align-items: flex-start;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-divider);
    padding: 1.5rem clamp(1.25rem, 4vw, 3rem) 2rem;
    gap: 1rem;
  }
  .nav.is-open .nav__cta {
    display: inline-flex; margin-top: 0.5rem;
  }
}

/* — BUTTONS — */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-accent);
  color: #1a1308;
}
.btn--primary:hover { background: var(--color-accent-hover); transform: translateY(-1px); }
.btn--ghost {
  border-color: var(--color-border-strong);
  color: var(--color-text);
}
.btn--ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn__arrow { transition: transform var(--t-fast); }
.btn:hover .btn__arrow { transform: translateX(3px); }

/* — HERO — */
.hero {
  position: relative;
  min-height: clamp(640px, 92vh, 980px);
  padding-top: 9rem;
  padding-bottom: clamp(4rem, 8vw, 7rem);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  isolation: isolate;
}
.hero__media {
  position: absolute; inset: 0; z-index: -2;
}
.hero__media img {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0.55;
  filter: saturate(0.85) contrast(1.05);
}
.hero__media::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 70% 30%, rgba(200,163,99,0.06) 0%, transparent 55%),
    linear-gradient(180deg, rgba(12,11,10,0.55) 0%, rgba(12,11,10,0.78) 60%, var(--color-bg) 100%);
  z-index: -1;
}
.hero__content { width: 100%; }
.hero__meta {
  display: flex; align-items: center; gap: 1.25rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.hero__location {
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.hero h1 {
  font-size: var(--text-hero);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 0.95;
  max-width: 18ch;
  margin-bottom: 2rem;
}
.hero h1 em {
  font-style: italic;
  font-weight: 300;
  color: var(--color-accent);
}
.hero__lead {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-bottom: 2.5rem;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; bottom: 2rem; right: clamp(1.25rem, 4vw, 3rem);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  display: flex; align-items: center; gap: 0.5rem;
}
.hero__scroll::after {
  content: ''; width: 56px; height: 1px; background: currentColor; opacity: 0.4;
}

/* — DIVISION CARDS (the three pillars) — */
.divisions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-divider);
  border-block: 1px solid var(--color-divider);
}
@media (max-width: 980px) {
  .divisions { grid-template-columns: 1fr; }
}
.division-card {
  position: relative;
  display: flex; flex-direction: column;
  padding: clamp(2rem, 4vw, 3.5rem) clamp(1.5rem, 3vw, 2.5rem);
  background: var(--color-bg);
  min-height: 520px;
  overflow: hidden;
  transition: background var(--t-med);
}
.division-card:hover { background: var(--color-surface); }
.division-card__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-bottom: clamp(2rem, 5vw, 4rem);
}
.division-card__kind {
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.875rem;
}
.division-card__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 1rem;
}
.division-card__desc {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.55;
  margin-bottom: auto;
  padding-bottom: 2rem;
}
.division-card__link {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-text);
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-divider);
}
.division-card__link svg { transition: transform var(--t-fast); }
.division-card:hover .division-card__link { color: var(--color-accent); }
.division-card:hover .division-card__link svg { transform: translateX(4px); }
.division-card::after {
  content: '';
  position: absolute; inset: auto 0 0 0;
  height: 1px;
  background: var(--color-accent);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform var(--t-slow);
}
.division-card:hover::after { transform: scaleX(1); }

/* — SECTION HEADINGS — */
.section-head {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2rem, 5vw, 5rem);
  margin-bottom: clamp(3rem, 6vw, 5rem);
  align-items: end;
}
@media (max-width: 820px) { .section-head { grid-template-columns: 1fr; } }
.section-head h2 {
  font-size: var(--text-2xl);
  font-weight: 300;
  letter-spacing: -0.025em;
}
.section-head h2 em { color: var(--color-accent); font-style: italic; font-weight: 300; }
.section-head__intro {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.55;
  max-width: 56ch;
}

/* — VALUES STRIP — */
.values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(2rem, 4vw, 3rem);
  padding-block: clamp(3rem, 6vw, 5rem);
  border-block: 1px solid var(--color-divider);
}
@media (max-width: 820px) { .values { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .values { grid-template-columns: 1fr; } }
.value__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.value__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}
.value__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* — GROUP OVERVIEW: two columns image + text — */
.overview-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 880px) { .overview-grid { grid-template-columns: 1fr; } }
.overview-grid__image {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-divider);
}
.overview-grid__image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.9); }
.overview-grid__image::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(12,11,10,0.4) 100%);
  pointer-events: none;
}
.overview-grid__text h3 {
  font-size: var(--text-xl);
  font-weight: 400;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}
.overview-grid__text p { color: var(--color-text-muted); margin-bottom: 1rem; line-height: 1.7; }
.overview-grid__stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-divider);
}
.stat__num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-accent);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat__label {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* — CTA SECTION — */
.cta {
  position: relative;
  text-align: left;
  padding-block: clamp(4rem, 8vw, 7rem);
  border-top: 1px solid var(--color-divider);
}
.cta__inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
}
@media (max-width: 820px) { .cta__inner { grid-template-columns: 1fr; align-items: start; } }
.cta h2 {
  font-size: var(--text-2xl);
  font-weight: 300;
  letter-spacing: -0.025em;
  max-width: 16ch;
}
.cta h2 em { color: var(--color-accent); font-style: italic; }
.cta__meta {
  display: flex; flex-direction: column; gap: 1.25rem;
  font-size: var(--text-sm); color: var(--color-text-muted);
}
.cta__meta a { color: var(--color-text); border-bottom: 1px solid var(--color-divider); padding-bottom: 2px; }
.cta__meta a:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.cta__actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1.5rem; }

/* — FOOTER — */
.site-footer {
  background: var(--color-bg);
  padding-top: clamp(3rem, 6vw, 5rem);
  padding-bottom: 2rem;
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: clamp(2rem, 4vw, 3rem);
  padding-bottom: clamp(3rem, 5vw, 4rem);
}
@media (max-width: 820px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-brand .nav__brand-text strong { font-size: 1.1rem; }
.footer-brand p { margin-top: 1.25rem; max-width: 32ch; line-height: 1.6; }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 1.25rem;
}
.footer-col ul li { margin-bottom: 0.7rem; }
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom__legal { display: flex; gap: 1.5rem; }
.footer-bottom__legal a:hover { color: var(--color-text); }

/* — REVEAL ON SCROLL — */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 900ms var(--ease-out), transform 900ms var(--ease-out);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* — SUBPAGE: shared "back to" — */
.back-link {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.back-link:hover { color: var(--color-accent); }

/* — UTILITIES — */
.center-text { text-align: center; }
.text-mute { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }