/* ===================================================================
   KS Advisory & Performance — Design System
   Purple + mint accent boutique advisory aesthetic
   =================================================================== */

:root {
  --color-primary: #4F3F58;
  --color-primary-dark: #3A2E42;
  --color-primary-light: #6B5775;
  --color-accent: #6FC4A0;
  --color-accent-dark: #5BBA9F;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F5F0EE;
  --color-bg-overlay: rgba(79, 63, 88, 0.82);
  --color-text: #2D2632;
  --color-text-muted: #6B6275;
  --color-text-light: #B8B0BC;
  --color-border: #E8E2E5;

  --font-display: "Cormorant Garamond", "Playfair Display", Georgia, serif;
  --font-sans: "Inter", "Helvetica Neue", Arial, sans-serif;

  --shadow-sm: 0 2px 8px rgba(45, 38, 50, 0.06);
  --shadow-md: 0 8px 24px rgba(45, 38, 50, 0.10);
  --shadow-lg: 0 16px 48px rgba(45, 38, 50, 0.14);

  --radius: 4px;
  --radius-pill: 999px;

  --container: 1200px;
  --header-h: 92px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--color-accent-dark); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Typography */
h1, h2, h3, h4, h5 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; color: var(--color-text); letter-spacing: -0.01em; }
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.9rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }
h4 { font-size: 1.15rem; font-weight: 600; }
p { margin-bottom: 1rem; }
.eyebrow {
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: 1rem;
  display: inline-block;
}
.divider {
  width: 60px;
  height: 2px;
  background: var(--color-accent);
  margin: 1.2rem auto 1.8rem;
}
.divider.left { margin-left: 0; margin-right: 0; }

/* Layout */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 64px; }
.section-head p { color: var(--color-text-muted); font-size: 1.05rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 14px 32px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: .92rem;
  letter-spacing: .02em;
  transition: all .25s ease;
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary { background: var(--color-accent); color: #FFFFFF; }
.btn-primary:hover { background: var(--color-accent-dark); color: #FFFFFF; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { border-color: rgba(255,255,255,.8); color: #FFFFFF; }
.btn-outline:hover { background: #FFFFFF; color: var(--color-primary); }
.btn-outline-dark { border-color: var(--color-primary); color: var(--color-primary); }
.btn-outline-dark:hover { background: var(--color-primary); color: #FFFFFF; }

/* ============== HEADER ============== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-h);
  display: flex;
  align-items: center;
}
.site-header.transparent {
  background: transparent;
  border-bottom-color: rgba(255,255,255,.15);
}
.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  width: 100%;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--color-primary);
}
.brand-mark { width: 48px; height: 48px; background: var(--color-primary); padding: 6px; border-radius: 2px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text .name { font-family: var(--font-display); font-size: 1.45rem; font-weight: 600; color: var(--color-primary); letter-spacing: -.01em; }
.brand-text .tag { font-size: .65rem; font-weight: 500; letter-spacing: .18em; text-transform: uppercase; color: var(--color-text-muted); margin-top: 2px; }

.main-nav { justify-self: center; }
.main-nav ul { display: flex; gap: 28px; flex-wrap: nowrap; }
.main-nav a {
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-text);
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; background: var(--color-accent);
  transition: width .3s ease;
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }

.header-cta { display: flex; align-items: center; gap: 20px; }
.lang-switcher {
  display: flex;
  align-items: center;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .15em;
}
.lang-switcher a {
  padding: 4px 8px;
  color: var(--color-text-muted);
  border-right: 1px solid var(--color-border);
  transition: color .2s ease;
}
.lang-switcher a:last-child { border-right: none; }
.lang-switcher a:hover { color: var(--color-primary); }
.lang-switcher a.active { color: var(--color-accent-dark); }
.header-phone { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.2; }
.header-phone .label { font-size: .65rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--color-text-muted); }
.header-phone .number { font-family: var(--font-display); font-size: 1.25rem; color: var(--color-accent-dark); font-weight: 600; }

.menu-toggle { display: none; }

/* ============== HERO ============== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  color: #FFFFFF;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -2;
  background: linear-gradient(135deg, #2D2632 0%, #4F3F58 60%, #6B5775 100%);
}
.hero-bg::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("/assets/img/generated/hero-bg.jpg");
  background-size: cover; background-position: center;
  opacity: .25; mix-blend-mode: luminosity;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(45,38,50,.35) 0%, rgba(79,63,88,.55) 100%);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 24px;
}
.hero h1 {
  color: #FFFFFF;
  font-weight: 500;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 12px rgba(0,0,0,.2);
}
.hero h1 strong { font-weight: 700; display: block; }
.hero-sub { font-size: 1.15rem; color: rgba(255,255,255,.92); max-width: 640px; margin: 0 auto 2.5rem; line-height: 1.6; }
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* USP-Bar (overlay-card unter Hero) */
.usp-bar {
  position: relative;
  margin-top: -80px;
  z-index: 5;
}
.usp-grid {
  background: var(--color-primary);
  color: #FFFFFF;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-radius: 2px;
  box-shadow: var(--shadow-lg);
}
.usp-card {
  padding: 48px 32px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.12);
}
.usp-card:last-child { border-right: none; }
.usp-icon {
  width: 56px; height: 56px;
  margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  color: var(--color-accent);
}
.usp-card h3 { color: #FFFFFF; font-size: 1.3rem; margin-bottom: 10px; }
.usp-card p { color: rgba(255,255,255,.78); font-size: .92rem; margin: 0; }

/* ============== SERVICES ============== */
.services { background: var(--color-bg-soft); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: #FFFFFF;
  padding: 40px 32px;
  border-top: 3px solid var(--color-accent);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.service-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--color-accent);
  font-weight: 600;
  line-height: 1;
  margin-bottom: 16px;
}
.service-card h3 { margin-bottom: 14px; color: var(--color-primary); }
.service-card p { color: var(--color-text-muted); font-size: .95rem; flex: 1; }
.service-card .more {
  margin-top: 20px;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}

/* ============== ABOUT ============== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}
.about-image {
  position: relative;
  aspect-ratio: 4/5;
  background-image: url("/assets/img/generated/about-meeting.jpg");
  background-size: cover;
  background-position: center;
}
.about-image::after {
  content: ""; position: absolute;
  inset: 20px -20px -20px 20px;
  border: 3px solid var(--color-accent);
  z-index: -1;
}
.about-content h2 { color: var(--color-primary); margin-bottom: 8px; }
.about-content .lead { font-size: 1.1rem; color: var(--color-text); font-weight: 500; margin-bottom: 1.4rem; }
.about-content p { color: var(--color-text-muted); }
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
  padding-top: 36px;
  border-top: 1px solid var(--color-border);
}
.stat .num { font-family: var(--font-display); font-size: 2.4rem; font-weight: 600; color: var(--color-accent-dark); line-height: 1; }
.stat .lbl { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--color-text-muted); margin-top: 6px; display: block; }

/* ============== CTA-BANNER ============== */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #FFFFFF;
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("/assets/img/generated/cta-bg.jpg");
  background-size: cover; background-position: center;
  opacity: .12;
}
.cta-banner > * { position: relative; }
.cta-banner h2 { color: #FFFFFF; margin-bottom: 12px; }
.cta-banner p { color: rgba(255,255,255,.85); max-width: 640px; margin: 0 auto 2rem; font-size: 1.05rem; }

/* ============== TEAM ============== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.team-card {
  text-align: center;
  background: #FFFFFF;
  padding: 32px 24px;
  border: 1px solid var(--color-border);
  transition: all .3s ease;
}
.team-card:hover { border-color: var(--color-accent); box-shadow: var(--shadow-md); }
.team-photo {
  width: 160px; height: 160px;
  border-radius: 50%;
  margin: 0 auto 20px;
  background: var(--color-bg-soft);
  background-size: cover;
  background-position: center;
  border: 3px solid var(--color-accent);
}
.team-card h3 { font-size: 1.35rem; color: var(--color-primary); margin-bottom: 4px; }
.team-card .role { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--color-accent-dark); font-weight: 600; margin-bottom: 14px; display: block; }
.team-card p { font-size: .92rem; color: var(--color-text-muted); }

/* ============== TRUST / LOGOS ============== */
.trust { background: var(--color-bg-soft); padding: 56px 0; }
.trust-row {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 32px;
  opacity: .65;
}
.trust-row span {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: .05em;
}

/* ============== FAQ ============== */
.faq-grid {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 24px 0;
}
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
}
.faq-q::after {
  content: "+";
  font-size: 1.6rem;
  color: var(--color-accent-dark);
  transition: transform .25s ease;
}
.faq-item.open .faq-q::after { content: "−"; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  color: var(--color-text-muted);
  font-size: .98rem;
}
.faq-item.open .faq-a { max-height: 500px; padding-top: 16px; }

/* ============== CONTACT ============== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.contact-info h2 { color: var(--color-primary); margin-bottom: 8px; }
.contact-info p { color: var(--color-text-muted); margin-bottom: 32px; }
.contact-list { display: flex; flex-direction: column; gap: 24px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon {
  width: 44px; height: 44px;
  background: var(--color-accent);
  color: #FFFFFF;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  flex-shrink: 0;
}
.contact-item .label { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--color-text-muted); display: block; margin-bottom: 4px; }
.contact-item .val { color: var(--color-text); font-weight: 500; }
.contact-item a.val:hover { color: var(--color-accent-dark); }

.contact-form {
  background: var(--color-bg-soft);
  padding: 40px;
}
.contact-form h3 { color: var(--color-primary); margin-bottom: 8px; }
.contact-form .sub { color: var(--color-text-muted); margin-bottom: 28px; font-size: .95rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  background: #FFFFFF;
  font-family: inherit;
  font-size: .95rem;
  color: var(--color-text);
  transition: border-color .2s ease;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-consent { display: flex; gap: 10px; align-items: flex-start; font-size: .82rem; color: var(--color-text-muted); margin-bottom: 20px; }
.form-consent input { width: 18px; height: 18px; margin-top: 3px; }

/* ============== FOOTER ============== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,.78);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-col h4 { color: #FFFFFF; font-size: 1rem; margin-bottom: 20px; font-family: var(--font-sans); font-weight: 700; letter-spacing: .04em; }
.footer-col p, .footer-col li { font-size: .88rem; color: rgba(255,255,255,.7); margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,.7); }
.footer-col a:hover { color: var(--color-accent); }
.footer-brand { display: flex; gap: 14px; margin-bottom: 18px; align-items: center; }
.footer-brand .brand-mark { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); }
.footer-brand .name { color: #FFFFFF; font-family: var(--font-display); font-size: 1.4rem; font-weight: 600; }
.footer-social { display: flex; gap: 12px; margin-top: 16px; }
.footer-social a {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  color: rgba(255,255,255,.7);
  transition: all .2s ease;
}
.footer-social a:hover { background: var(--color-accent); border-color: var(--color-accent); color: #FFFFFF; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .82rem;
  color: rgba(255,255,255,.55);
}
.footer-bottom a { color: rgba(255,255,255,.55); }
.footer-bottom a:hover { color: var(--color-accent); }
.footer-legal { display: flex; gap: 20px; }

/* ============== UTILS ============== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.bg-soft { background: var(--color-bg-soft); }

/* ============== PAGE HEADER (Subpages) ============== */
.page-hero {
  padding: calc(var(--header-h) + 80px) 0 80px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #FFFFFF;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("/assets/img/generated/page-hero-bg.jpg");
  background-size: cover; background-position: center;
  opacity: .15;
}
.page-hero > * { position: relative; }
.page-hero h1 { color: #FFFFFF; font-weight: 500; }
.page-hero .crumbs {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  margin-top: 16px;
}
.page-hero .crumbs a { color: rgba(255,255,255,.7); }
.page-hero .crumbs a:hover { color: var(--color-accent); }

/* Service detail block */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 96px;
}
.service-detail:nth-child(even) > div:first-child { order: 2; }
.service-detail-img {
  aspect-ratio: 4/3;
  background-size: cover;
  background-position: center;
}
.service-detail h2 { color: var(--color-primary); margin-bottom: 8px; }
.service-detail .eyebrow { color: var(--color-accent-dark); }
.service-detail ul.bullets { margin-top: 16px; }
.service-detail ul.bullets li {
  padding: 8px 0 8px 28px;
  position: relative;
  color: var(--color-text);
  font-size: .98rem;
}
.service-detail ul.bullets li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 8px;
  color: var(--color-accent-dark);
  font-weight: 700;
}

/* ============== RESPONSIVE ============== */
@media (max-width: 1024px) {
  .header-phone { display: none; }
  .lang-switcher { font-size: .68rem; }
  .lang-switcher a { padding: 4px 6px; }
  .main-nav ul { gap: 24px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .services-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .service-detail { grid-template-columns: 1fr; gap: 32px; }
  .service-detail:nth-child(even) > div:first-child { order: 0; }
}

@media (max-width: 768px) {
  :root { --header-h: 72px; }
  section { padding: 64px 0; }
  .menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 32px;
    height: 32px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
  }
  .menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: all .3s ease;
  }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: #FFFFFF;
    border-top: 1px solid var(--color-border);
    transform: translateY(-150%);
    transition: transform .3s ease;
    padding: 24px;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav ul { flex-direction: column; gap: 0; }
  .main-nav a { display: block; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
  .header-cta .btn { display: none; }
  .header-inner { grid-template-columns: auto 1fr auto; }
  .brand-text .tag { display: none; }
  .brand-mark { width: 40px; height: 40px; }
  .brand-text .name { font-size: 1.2rem; }

  .hero { min-height: 78vh; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }

  .usp-grid { grid-template-columns: 1fr; }
  .usp-card { border-right: none; border-bottom: 1px solid rgba(255,255,255,.12); }
  .usp-card:last-child { border-bottom: none; }

  .services-grid, .team-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .about-stats { grid-template-columns: 1fr; gap: 16px; }
}