/* ============================================================
   SimpleInstruct Design System — styles.css
   ============================================================ */

/* --- Selbst gehostete Schriften (latin + latin-ext), ersetzt Google Fonts CDN --- */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/inter-400-latinext.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;}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/inter-400-latin.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-weight:500;font-display:swap;src:url(fonts/inter-500-latinext.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;}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/inter-500-latin.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-weight:600;font-display:swap;src:url(fonts/inter-600-latinext.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;}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/inter-600-latin.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 Tight';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/inter-tight-600-latinext.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;}
@font-face{font-family:'Inter Tight';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/inter-tight-600-latin.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 Tight';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/inter-tight-700-latinext.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;}
@font-face{font-family:'Inter Tight';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/inter-tight-700-latin.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:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/jetbrains-mono-400-latinext.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;}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/jetbrains-mono-400-latin.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:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/jetbrains-mono-600-latinext.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;}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/jetbrains-mono-600-latin.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;}

/* --- Design Tokens --- */
:root {
  /* Petrol */
  --si-petrol-900: #0A3D4D;
  --si-petrol-800: #0E536A;
  --si-petrol-700: #116680;
  --si-petrol-600: #1E7E9A;
  --si-petrol-500: #3D9DB6;
  --si-petrol-300: #9CC8D3;
  --si-petrol-100: #DCEAEE;
  --si-petrol-50:  #EEF5F7;

  /* Coral */
  --si-coral-700: #C44C42;
  --si-coral-600: #E9685F;
  --si-coral-500: #F08278;
  --si-coral-300: #F6B5AE;
  --si-coral-100: #FCE3DF;

  /* Ink */
  --si-ink:   #11181C;
  --si-ink-2: #2D3942;
  --si-ink-3: #4A5963;
  --si-ink-4: #6E7C85;
  --si-ink-5: #9AA5AD;

  /* Line */
  --si-line:      #E2E5E8;
  --si-line-soft: #ECEEF0;

  /* Paper */
  --si-paper:   #FBFAF7;
  --si-paper-2: #F4F2EC;
  --si-white:   #FFFFFF;

  /* Status */
  --si-ok:      #2F8F5E;
  --si-ok-bg:   #E6F2EB;
  --si-warn:    #B8841C;
  --si-warn-bg: #FBF0D6;
  --si-bad:     #C0392B;
  --si-bad-bg:  #FBE5E1;

  /* Radii */
  --si-radius-xs:  6px;
  --si-radius-sm:  10px;
  --si-radius-md:  14px;
  --si-radius-lg:  20px;
  --si-radius-xl:  28px;
  --si-radius-2xl: 40px;

  /* Shadows */
  --si-shadow-sm:     0 1px 3px rgba(10,61,77,.06), 0 1px 2px rgba(10,61,77,.04);
  --si-shadow-md:     0 4px 12px rgba(10,61,77,.08), 0 2px 4px rgba(10,61,77,.04);
  --si-shadow-lg:     0 12px 32px rgba(10,61,77,.10), 0 4px 8px rgba(10,61,77,.06);
  --si-shadow-petrol: 0 8px 24px rgba(17,102,128,.18);

  /* Fonts */
  --si-font-display: 'Inter Tight', sans-serif;
  --si-font-body:    'Inter', sans-serif;
  --si-font-mono:    'JetBrains Mono', monospace;

  /* Font sizes */
  --si-fs-xs:   12px;
  --si-fs-sm:   14px;
  --si-fs-md:   16px;
  --si-fs-lg:   18px;
  --si-fs-xl:   22px;
  --si-fs-2xl:  28px;
  --si-fs-3xl:  clamp(32px, 4vw, 44px);
  --si-fs-4xl:  clamp(40px, 5vw, 56px);
  --si-fs-hero: clamp(48px, 6vw, 72px);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--si-font-body);
  font-size: var(--si-fs-md);
  color: var(--si-ink);
  background: var(--si-paper);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--si-font-display);
  font-weight: 700;
  line-height: 1.15;
}

/* --- Utility --- */
.coral { color: var(--si-coral-600); }
.si-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.si-label {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.si-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--si-white);
  border-bottom: 1px solid var(--si-line);
  box-shadow: var(--si-shadow-sm);
}

.si-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.si-nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--si-font-display);
  font-weight: 700;
  font-size: var(--si-fs-lg);
  color: var(--si-petrol-700);
  text-decoration: none;
}

.si-nav__logo svg {
  flex-shrink: 0;
}

.si-nav__links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.si-nav__links a:not(.si-btn) {
  font-size: var(--si-fs-sm);
  font-weight: 500;
  color: var(--si-ink-3);
  padding: 6px 12px;
  border-radius: var(--si-radius-xs);
  transition: color .15s, background .15s;
}

.si-nav__links a:not(.si-btn):hover {
  color: var(--si-ink);
  background: var(--si-paper-2);
}

.si-nav__sep {
  width: 1px;
  height: 24px;
  background: var(--si-line);
  margin: 0 4px;
}

/* Dropdown */
.si-nav__dropdown {
  position: relative;
}

.si-nav__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: var(--si-fs-sm);
  font-weight: 600;
  color: var(--si-petrol-700);
  padding: 6px 12px;
  border-radius: var(--si-radius-xs);
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--si-font-body);
  transition: background .15s;
  user-select: none;
}

.si-nav__dropdown-trigger:hover {
  background: var(--si-petrol-50);
}

.si-nav__dropdown-trigger .chevron {
  font-size: 10px;
  transition: transform .2s;
}

.si-nav__dropdown.is-open .chevron {
  transform: rotate(180deg);
}

.si-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 220px;
  background: var(--si-white);
  border: 1px solid var(--si-line);
  border-radius: var(--si-radius-sm);
  box-shadow: var(--si-shadow-md);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .15s, transform .15s, visibility .15s;
}

.si-nav__dropdown.is-open .si-nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.si-nav__dropdown-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  font-size: var(--si-fs-sm);
  font-weight: 500;
  color: var(--si-ink-2);
  border-radius: var(--si-radius-xs);
  transition: background .12s, color .12s;
}

.si-nav__dropdown-menu a:hover {
  background: var(--si-paper-2);
  color: var(--si-ink);
}

.si-nav__dropdown-menu a.is-active {
  background: var(--si-petrol-50);
  color: var(--si-petrol-700);
  font-weight: 600;
}

.si-nav__dropdown-menu a.is-active::after {
  content: '✓';
  font-size: 13px;
  color: var(--si-petrol-600);
}

/* Hamburger */
.si-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  border: none;
  background: none;
  cursor: pointer;
  padding: 6px;
}

.si-nav__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--si-ink-2);
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}

.si-nav__hamburger.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.si-nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
}
.si-nav__hamburger.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
.si-nav__mobile-menu {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--si-white);
  border-bottom: 1px solid var(--si-line);
  box-shadow: var(--si-shadow-md);
  padding: 20px 24px;
  flex-direction: column;
  gap: 8px;
}

.si-nav__mobile-menu.is-open {
  display: flex;
}

.si-nav__mobile-menu .mobile-section-label {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--si-ink-5);
  margin-bottom: 4px;
}

.si-nav__mobile-menu a {
  display: block;
  padding: 10px 14px;
  font-size: var(--si-fs-md);
  font-weight: 500;
  color: var(--si-ink-2);
  border-radius: var(--si-radius-xs);
  transition: background .12s;
}

.si-nav__mobile-menu a:hover {
  background: var(--si-paper-2);
}

.si-nav__mobile-menu a.is-active {
  background: var(--si-petrol-50);
  color: var(--si-petrol-700);
  font-weight: 600;
}

.si-nav__mobile-menu hr {
  border: none;
  border-top: 1px solid var(--si-line);
  margin: 8px 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.si-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--si-font-body);
  font-size: var(--si-fs-sm);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--si-radius-sm);
  border: none;
  cursor: pointer;
  transition: background .15s, transform .1s, box-shadow .15s;
  text-decoration: none;
  line-height: 1.2;
}

.si-btn:active {
  transform: scale(.98);
}

.si-btn--primary {
  background: var(--si-petrol-700);
  color: var(--si-white);
}
.si-btn--primary:hover {
  background: var(--si-petrol-600);
  box-shadow: var(--si-shadow-petrol);
}

.si-btn--accent {
  background: var(--si-coral-600);
  color: var(--si-white);
}
.si-btn--accent:hover {
  background: var(--si-coral-700);
}

.si-btn--on-dark {
  background: var(--si-white);
  color: var(--si-petrol-700);
}
.si-btn--on-dark:hover {
  background: var(--si-petrol-50);
}

.si-btn--outline {
  background: transparent;
  color: var(--si-white);
  border: 1.5px solid rgba(255,255,255,.35);
}
.si-btn--outline:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.6);
}

.si-btn--sm {
  font-size: var(--si-fs-xs);
  padding: 8px 16px;
  border-radius: var(--si-radius-xs);
}

/* ============================================================
   PILLS
   ============================================================ */
.si-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .04em;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--si-petrol-50);
  color: var(--si-petrol-700);
}

.si-pill--ok {
  background: var(--si-ok-bg);
  color: var(--si-ok);
}

.si-pill--coral {
  background: var(--si-coral-100);
  color: var(--si-coral-700);
}

/* ============================================================
   HERO & CLAIM
   ============================================================ */
.si-hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.si-hero__label {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--si-ink-4);
  margin-bottom: 16px;
}

.si-hero h1 {
  font-size: var(--si-fs-hero);
  margin-bottom: 20px;
  color: var(--si-ink);
}

.si-hero__subtitle {
  font-size: var(--si-fs-xl);
  color: var(--si-ink-3);
  max-width: 640px;
  margin: 0 auto 32px;
  line-height: 1.5;
}

.si-hero__cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.si-claim {
  text-align: center;
  padding: 48px 0 24px;
}

.si-claim h2 {
  font-size: var(--si-fs-3xl);
  margin-bottom: 12px;
}

/* Grid background */
.si-grid-bg {
  position: relative;
}
.si-grid-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--si-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--si-line-soft) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: .5;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 100%);
}

/* ============================================================
   SECTIONS
   ============================================================ */
.si-section {
  padding: 80px 0;
}

.si-section--paper { background: var(--si-paper); }
.si-section--white { background: var(--si-white); }
.si-section--paper2 { background: var(--si-paper-2); }
.si-section--petrol50 { background: var(--si-petrol-50); }
.si-section--coral100 { background: var(--si-coral-100); }

.si-section__label {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--si-ink-4);
  margin-bottom: 12px;
}

.si-section__title {
  font-size: var(--si-fs-3xl);
  margin-bottom: 16px;
}

.si-section__desc {
  font-size: var(--si-fs-lg);
  color: var(--si-ink-3);
  max-width: 640px;
  line-height: 1.6;
}

.si-section__desc--center {
  text-align: center;
  margin: 0 auto;
}

.si-section--center {
  text-align: center;
}

/* ============================================================
   DOORS (Role Selection Cards)
   ============================================================ */
.si-doors {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.si-door {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 40px 32px 36px;
  border-radius: var(--si-radius-lg);
  text-decoration: none;
  transition: transform .2s, box-shadow .2s;
  border: 1.5px solid var(--si-line);
  overflow: hidden;
}

.si-door:hover {
  transform: translateY(-6px);
  box-shadow: var(--si-shadow-lg);
}

.si-door--petrol {
  background: var(--si-petrol-700);
  color: var(--si-white);
  border-color: var(--si-petrol-700);
}

.si-door--paper {
  background: var(--si-white);
  color: var(--si-ink);
}

.si-door--coral {
  background: var(--si-coral-100);
  color: var(--si-ink);
  border-color: var(--si-coral-300);
}

.si-door__label {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: .7;
}

.si-door--petrol .si-door__label { color: var(--si-petrol-300); }
.si-door--coral .si-door__label { color: var(--si-coral-700); }

.si-door__title {
  font-size: var(--si-fs-2xl);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.2;
}

.si-door__desc {
  font-size: var(--si-fs-md);
  line-height: 1.5;
  margin-bottom: 24px;
  flex: 1;
}

.si-door--petrol .si-door__desc { color: var(--si-petrol-100); }
.si-door--coral .si-door__desc { color: var(--si-ink-3); }
.si-door--paper .si-door__desc { color: var(--si-ink-3); }

.si-door__cta {
  font-family: var(--si-font-body);
  font-size: var(--si-fs-sm);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.si-door--petrol .si-door__cta { color: var(--si-white); }
.si-door--coral .si-door__cta { color: var(--si-coral-700); }
.si-door--paper .si-door__cta { color: var(--si-petrol-700); }

/* ============================================================
   TRUST BAR
   ============================================================ */
.si-trust {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  padding: 48px 0;
  border-top: 1px solid var(--si-line);
  border-bottom: 1px solid var(--si-line);
}

.si-trust__item {
  text-align: center;
}

.si-trust__value {
  font-family: var(--si-font-display);
  font-size: var(--si-fs-2xl);
  font-weight: 700;
  color: var(--si-petrol-700);
}

.si-trust__label {
  font-size: var(--si-fs-sm);
  color: var(--si-ink-4);
  margin-top: 4px;
}

/* ============================================================
   PROOF POINTS ROW
   ============================================================ */
.si-proof-row {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin: 32px 0;
}

.si-proof-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--si-fs-sm);
  font-weight: 500;
  color: var(--si-ink-3);
}

.si-proof-item .icon {
  font-size: 18px;
}

/* ============================================================
   PAIN CARDS (Expandable)
   ============================================================ */
.si-pain-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 780px;
  margin: 0 auto;
}

.si-pain-card {
  background: var(--si-white);
  border: 1px solid var(--si-line);
  border-radius: var(--si-radius-md);
  overflow: hidden;
  transition: box-shadow .2s;
}

.si-pain-card:hover {
  box-shadow: var(--si-shadow-sm);
}

.si-pain-card__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--si-font-body);
  font-size: var(--si-fs-md);
  font-weight: 600;
  color: var(--si-ink);
  text-align: left;
  line-height: 1.4;
  gap: 16px;
}

.si-pain-card__trigger::after {
  content: '+';
  font-size: 22px;
  font-weight: 400;
  color: var(--si-ink-4);
  flex-shrink: 0;
  transition: transform .2s;
}

.si-pain-card.is-open .si-pain-card__trigger::after {
  content: '−';
}

.si-pain-card__answer {
  display: none;
  padding: 0 24px 20px;
  font-size: var(--si-fs-md);
  color: var(--si-ink-3);
  line-height: 1.7;
}

.si-pain-card__answer strong {
  color: var(--si-petrol-700);
}

.si-pain-card.is-open .si-pain-card__answer {
  display: block;
}

/* ============================================================
   FEATURE ROWS
   ============================================================ */
.si-feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 64px 0;
}

.si-feature-row:nth-child(even) .si-feature-row__visual {
  order: -1;
}

.si-feature-row__text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.si-feature-row__label {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--si-petrol-600);
}

.si-feature-row__title {
  font-size: var(--si-fs-2xl);
  line-height: 1.2;
}

.si-feature-row__desc {
  font-size: var(--si-fs-md);
  color: var(--si-ink-3);
  line-height: 1.7;
}

.si-feature-row__visual {
  background: var(--si-petrol-50);
  border-radius: var(--si-radius-lg);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--si-petrol-300);
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-sm);
  border: 1px solid var(--si-petrol-100);
}

/* ============================================================
   PRICING
   ============================================================ */
.si-pricing {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 820px;
  margin: 48px auto 0;
}

.si-pricing-card {
  background: var(--si-white);
  border: 1.5px solid var(--si-line);
  border-radius: var(--si-radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
}

.si-pricing-card--featured {
  border-color: var(--si-petrol-500);
  box-shadow: var(--si-shadow-petrol);
  position: relative;
}

.si-pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  background: var(--si-petrol-700);
  color: var(--si-white);
  padding: 4px 16px;
  border-radius: 999px;
  white-space: nowrap;
}

.si-pricing-card__name {
  font-family: var(--si-font-display);
  font-size: var(--si-fs-xl);
  font-weight: 700;
  margin-bottom: 4px;
}

.si-pricing-card__desc {
  font-size: var(--si-fs-sm);
  color: var(--si-ink-4);
  margin-bottom: 24px;
}

.si-pricing-card__price {
  font-family: var(--si-font-display);
  font-size: var(--si-fs-4xl);
  font-weight: 700;
  color: var(--si-petrol-700);
  line-height: 1;
  margin-bottom: 4px;
}

.si-pricing-card__unit {
  font-size: var(--si-fs-sm);
  color: var(--si-ink-4);
  margin-bottom: 28px;
}

.si-pricing-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex: 1;
}

.si-pricing-card__features li {
  font-size: var(--si-fs-sm);
  color: var(--si-ink-2);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.5;
}

.si-pricing-card__features li::before {
  content: '✓';
  color: var(--si-ok);
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.si-testimonials__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

.si-testimonial-card {
  background: var(--si-white);
  border: 1px solid var(--si-line);
  border-radius: var(--si-radius-md);
  padding: 32px;
}

.si-testimonial-card__quote {
  font-size: var(--si-fs-md);
  color: var(--si-ink-2);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.si-testimonial-card__quote::before {
  content: '\201E';
  font-size: var(--si-fs-2xl);
  color: var(--si-petrol-300);
  line-height: 0;
  vertical-align: -8px;
  margin-right: 4px;
}

.si-testimonial-card__author {
  font-size: var(--si-fs-sm);
  font-weight: 600;
  color: var(--si-ink);
}

.si-testimonial-card__role {
  font-size: var(--si-fs-xs);
  color: var(--si-ink-4);
  margin-top: 2px;
}

/* ============================================================
   FOUNDER SECTION
   ============================================================ */
.si-founder {
  text-align: center;
  padding: 80px 0;
  background: var(--si-paper-2);
}

.si-founder__photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 24px;
  border: 3px solid var(--si-petrol-100);
}

.si-founder__quote {
  font-size: var(--si-fs-xl);
  font-style: italic;
  color: var(--si-petrol-800);
  max-width: 600px;
  margin: 0 auto 20px;
  line-height: 1.5;
}

.si-founder__text {
  font-size: var(--si-fs-md);
  color: var(--si-ink-3);
  max-width: 600px;
  margin: 0 auto 20px;
  line-height: 1.7;
}

.si-founder__credit {
  font-size: var(--si-fs-sm);
  font-weight: 600;
  color: var(--si-ink-4);
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.si-contact {
  background: var(--si-petrol-800);
  color: var(--si-white);
  padding: 80px 0;
}

.si-contact__inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.si-contact__label {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--si-petrol-300);
  margin-bottom: 12px;
}

.si-contact__title {
  font-size: var(--si-fs-3xl);
  margin-bottom: 16px;
}

.si-contact__desc {
  font-size: var(--si-fs-lg);
  color: var(--si-petrol-100);
  margin-bottom: 32px;
  line-height: 1.6;
}

.si-contact__person {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 32px;
}

.si-contact__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--si-petrol-600);
}

.si-contact__person-info {
  text-align: left;
  font-size: var(--si-fs-sm);
  color: var(--si-petrol-100);
}

.si-contact__person-name {
  font-weight: 600;
  font-size: var(--si-fs-md);
  color: var(--si-white);
}

.si-contact__buttons {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.si-contact__social {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.si-contact__social a {
  color: var(--si-petrol-300);
  font-size: var(--si-fs-sm);
  font-weight: 500;
  transition: color .15s;
}

.si-contact__social a:hover {
  color: var(--si-white);
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.si-final-cta {
  background: var(--si-petrol-800);
  color: var(--si-white);
  padding: 80px 0;
  text-align: center;
}

.si-final-cta h2 {
  font-size: var(--si-fs-3xl);
  margin-bottom: 16px;
}

.si-final-cta p {
  font-size: var(--si-fs-lg);
  color: var(--si-petrol-100);
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.si-final-cta .si-btn {
  font-size: var(--si-fs-md);
  padding: 16px 32px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.si-footer {
  background: var(--si-petrol-900);
  color: var(--si-petrol-300);
  padding: 48px 0 32px;
}

.si-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 24px;
}

.si-footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--si-font-display);
  font-weight: 700;
  font-size: var(--si-fs-lg);
  color: var(--si-petrol-300);
}

.si-footer__links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.si-footer__links a {
  font-size: var(--si-fs-sm);
  color: var(--si-petrol-300);
  transition: color .15s;
}

.si-footer__links a:hover {
  color: var(--si-white);
}

.si-footer__copy {
  font-size: var(--si-fs-xs);
  color: var(--si-ink-4);
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px;
}

/* ============================================================
   VIDEO CARDS (Mediathek)
   ============================================================ */
.si-mediathek {
  margin-top: 48px;
}

.si-mediathek__category {
  margin-bottom: 56px;
}

.si-mediathek__category-title {
  font-size: var(--si-fs-xl);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--si-petrol-100);
}

.si-video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.si-video-card {
  background: var(--si-white);
  border: 1px solid var(--si-line);
  border-radius: var(--si-radius-md);
  overflow: hidden;
  transition: transform .2s, box-shadow .2s;
}

.si-video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--si-shadow-md);
}

.si-video-card__thumb {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--si-petrol-50);
  display: flex;
  align-items: center;
  justify-content: center;
}

.si-video-card__play {
  width: 56px;
  height: 56px;
  background: var(--si-petrol-700);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--si-white);
  font-size: 20px;
  box-shadow: var(--si-shadow-md);
}

.si-video-card__badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  font-family: var(--si-font-mono);
  font-size: 11px;
  font-weight: 600;
  background: rgba(0,0,0,.7);
  color: var(--si-white);
  padding: 3px 8px;
  border-radius: 4px;
}

.si-video-card__body {
  padding: 20px;
}

.si-video-card__title {
  font-size: var(--si-fs-md);
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.4;
}

.si-video-card__cta {
  font-size: var(--si-fs-sm);
  color: var(--si-petrol-600);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ============================================================
   EVENT CARDS (Stammtisch)
   ============================================================ */
.si-event-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.si-event-card {
  background: var(--si-white);
  border: 1.5px solid var(--si-line);
  border-radius: var(--si-radius-lg);
  padding: 32px 28px;
  transition: transform .2s, box-shadow .2s;
}

.si-event-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--si-shadow-md);
}

.si-event-card__city {
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--si-coral-600);
  margin-bottom: 8px;
}

.si-event-card__date {
  font-size: var(--si-fs-sm);
  color: var(--si-ink-4);
  margin-bottom: 16px;
}

.si-event-card__title {
  font-size: var(--si-fs-xl);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

/* ============================================================
   STAMMTISCH ITEMS
   ============================================================ */
.si-stammtisch-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}

.si-stammtisch-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.si-stammtisch-item__num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--si-petrol-50);
  color: var(--si-petrol-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--si-font-display);
  font-weight: 700;
  font-size: var(--si-fs-lg);
}

.si-stammtisch-item__text h3 {
  font-size: var(--si-fs-md);
  font-weight: 600;
  margin-bottom: 4px;
}

.si-stammtisch-item__text p {
  font-size: var(--si-fs-sm);
  color: var(--si-ink-3);
}

/* ============================================================
   WHATSAPP COMMUNITY
   ============================================================ */
.si-whatsapp-community {
  background: var(--si-ok-bg);
  border: 1.5px solid #b5dfc9;
  border-radius: var(--si-radius-lg);
  padding: 48px;
  text-align: center;
  margin-top: 64px;
}

.si-whatsapp-community h2 {
  font-size: var(--si-fs-2xl);
  margin-bottom: 12px;
}

.si-whatsapp-community p {
  font-size: var(--si-fs-md);
  color: var(--si-ink-3);
  margin-bottom: 24px;
}

.si-whatsapp-community__qr {
  width: 160px;
  height: 160px;
  background: var(--si-white);
  border-radius: var(--si-radius-md);
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-xs);
  color: var(--si-ink-5);
  border: 1px solid var(--si-line);
}

/* ============================================================
   FAQ
   ============================================================ */
.si-faq {
  max-width: 720px;
  margin: 0 auto;
}

.si-faq__item {
  border-bottom: 1px solid var(--si-line);
}

.si-faq__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--si-font-body);
  font-size: var(--si-fs-md);
  font-weight: 600;
  color: var(--si-ink);
  text-align: left;
  gap: 16px;
}

.si-faq__trigger::after {
  content: '+';
  font-size: 22px;
  font-weight: 400;
  color: var(--si-ink-4);
  flex-shrink: 0;
}

.si-faq__item.is-open .si-faq__trigger::after {
  content: '−';
}

.si-faq__answer {
  display: none;
  padding: 0 0 20px;
  font-size: var(--si-fs-md);
  color: var(--si-ink-3);
  line-height: 1.7;
}

.si-faq__item.is-open .si-faq__answer {
  display: block;
}

/* ============================================================
   WHY/FEATURE CARDS (unternehmer)
   ============================================================ */
.si-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.si-why-card {
  background: var(--si-white);
  border: 1px solid var(--si-line);
  border-radius: var(--si-radius-md);
  padding: 32px 28px;
}

.si-why-card__icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.si-why-card__title {
  font-size: var(--si-fs-lg);
  font-weight: 700;
  margin-bottom: 8px;
}

.si-why-card__desc {
  font-size: var(--si-fs-sm);
  color: var(--si-ink-3);
  line-height: 1.6;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .si-nav__links { display: none; }
  .si-nav__hamburger { display: flex; }

  .si-hero { padding: 48px 0 40px; }
  .si-hero h1 { font-size: var(--si-fs-3xl); }
  .si-hero__subtitle { font-size: var(--si-fs-lg); }

  .si-doors { grid-template-columns: 1fr; gap: 16px; }
  .si-door { padding: 28px 24px; }

  .si-trust { gap: 32px; }

  .si-proof-row { flex-direction: column; align-items: center; gap: 12px; }

  .si-feature-row {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 0;
  }
  .si-feature-row:nth-child(even) .si-feature-row__visual { order: 0; }

  .si-pricing { grid-template-columns: 1fr; }

  .si-testimonials__grid { grid-template-columns: 1fr; }

  .si-video-grid { grid-template-columns: 1fr; }

  .si-event-cards { grid-template-columns: 1fr; }

  .si-stammtisch-items { grid-template-columns: 1fr; }

  .si-why-grid { grid-template-columns: 1fr; }

  .si-footer__inner { flex-direction: column; align-items: flex-start; }
  .si-footer__links { flex-direction: column; gap: 12px; }

  .si-section { padding: 56px 0; }
  .si-final-cta { padding: 56px 0; }
  .si-contact { padding: 56px 0; }

  .si-contact__buttons { flex-direction: column; align-items: center; }

  .si-whatsapp-community { padding: 32px 20px; }
}

/* ============================================================
   MISC HELPERS
   ============================================================ */
.text-center { text-align: center; }
.mt-48 { margin-top: 48px; }
.mt-32 { margin-top: 32px; }
.mb-32 { margin-bottom: 32px; }
.mb-16 { margin-bottom: 16px; }

/* Screenshot placeholder */
.si-screenshot-placeholder {
  background: var(--si-petrol-50);
  border: 1.5px dashed var(--si-petrol-300);
  border-radius: var(--si-radius-md);
  padding: 40px;
  text-align: center;
  color: var(--si-petrol-500);
  font-family: var(--si-font-mono);
  font-size: var(--si-fs-sm);
}


/* === Team-Footer (Avatar-Reihe) === */
.si-footer--team .si-container{ padding-top:6px; }
.si-footer__team{ display:flex; justify-content:center; align-items:flex-end; gap:6px; flex-wrap:wrap; }
.si-footer__team img{ height:142px; width:auto; filter:drop-shadow(0 12px 16px rgba(0,0,0,.30)); }
.si-footer__b{ display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12); padding-top:20px; margin-top:14px; }
.si-footer--team .si-footer__links{ justify-content:center; }
.si-footer__social{ display:flex; gap:11px; }
.si-footer__social a{ color:var(--si-petrol-300); display:inline-flex; width:34px; height:34px; border-radius:50%;
  background:rgba(255,255,255,.07); align-items:center; justify-content:center; transition:background .15s,color .15s; }
.si-footer__social a:hover{ color:#fff; background:rgba(255,255,255,.14); }
.si-footer--team .si-footer__copy{ text-align:center; margin-top:14px; }
@media (max-width:760px){
  .si-footer__team img{ height:92px; }
  .si-footer__b{ justify-content:center; flex-direction:column; gap:14px; }
}