/* ─── Google Fonts Import ─── */
@import url('https://fonts.googleapis.com/css2?family=Figtree:wght@400;500;600;700;800&display=swap');

/* ─── CSS-Variablen ─── */
:root {
  /* Brand — Blau (Hauptfarbe, abgeleitet von der Schneeflocke im Logo) */
  --color-brand-main:       #2347D9;   /* kräftiges Royal-Blau */
  --color-brand-darker:     #163AB8;   /* dunkler — Hover, Headings */
  --color-brand-lighter:    #4569E5;   /* helleres Blau */
  --color-brand-subtle:     #E8EEFC;   /* sehr subtiles Blau-Tint */

  /* Akzent — Sonnengelb (sattes, leuchtendes Gelb wie die Sonne im Logo) */
  --color-accent:           #FFB800;   /* sattes Sonnengelb */
  --color-accent-darker:    #E5A300;   /* Hover */
  --color-accent-lighter:   #FFCB3D;   /* heller, weicher Touch */
  --color-accent-subtle:    #FFF4D6;   /* sehr helles Gelb-Tint */

  /* Dark Surfaces (für dunkle Sections — wir behalten ein dunkles Blau-Schwarz) */
  --color-surface-dark:     #0E1B3D;   /* sehr dunkles Tiefblau */
  --color-surface-darker:   #08122A;

  /* Backgrounds */
  --color-bg-light:         #FFFFFF;
  --color-bg-card:          #FFFFFF;
  --color-bg-accent:        #F5F7FB;   /* sehr helles Kaltgrau, mit Blau-Tint */
  --color-bg-warm:          #FAF8F4;

  /* Borders */
  --color-border:           #E2E5EB;
  --color-border-strong:    #C9CED8;

  /* Text */
  --color-heading:          #0E1B3D;   /* tiefes Blau-Schwarz */
  --color-body:             #3A4256;
  --color-text-muted:       #6B7185;
  --color-text-on-dark:     #F9FAFC;
  --color-text-on-dark-mut: #A7B0C4;

  /* Misc */
  --color-off-white:        #F7F5F0;
  --color-success:          #16A34A;

  /* Typografie */
  --font-main:              'Figtree', system-ui, -apple-system, sans-serif;
  --font-size-body:         17px;
  --line-height-body:       1.5;
  --font-size-h1:           68px;
  --font-size-h2:           48px;
  --font-size-h3:           32px;
  --font-size-h4:           22px;
  --font-size-h5:           18px;
  --font-size-small:        15px;
  --font-size-nav:          17px;
  --font-size-button:       17px;

  /* Letter-spacing */
  --tracking-tight:         -0.02em;
  --tracking-normal:        0;
  --tracking-wide:          0.04em;
  --tracking-wider:         0.12em;

  /* Layout */
  --max-width:              1200px;
  --max-width-narrow:       960px;
  --section-padding:        100px 40px;
  --section-padding-mobile: 60px 20px;

  /* Radii */
  --radius-sm:              4px;
  --radius-md:              8px;
  --radius-lg:              16px;
  --radius-xl:              24px;
  --radius-full:            999px;

  /* Shadows — leichter Blau-Tint */
  --shadow-sm:              0 1px 2px rgba(14, 27, 61, 0.06);
  --shadow-md:              0 4px 12px rgba(14, 27, 61, 0.10), 0 1px 3px rgba(14, 27, 61, 0.06);
  --shadow-lg:              0 12px 32px rgba(14, 27, 61, 0.14), 0 4px 8px rgba(14, 27, 61, 0.06);
  --shadow-xl:              0 24px 48px rgba(14, 27, 61, 0.18), 0 8px 16px rgba(14, 27, 61, 0.08);
  --shadow-accent:          0 8px 24px rgba(255, 184, 0, 0.32);
  --shadow-brand:           0 8px 24px rgba(35, 71, 217, 0.28);

  /* Transitions */
  --ease:                   cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast:        150ms var(--ease);
  --transition-base:        250ms var(--ease);
  --transition-slow:        500ms var(--ease);
}

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

/* ─── Basis ─── */
/* KEIN scroll-behavior: smooth — kollidiert mit Lenis (siehe index.html) */
html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  color: var(--color-body);
  background: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-heading);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: var(--tracking-tight);
}

h1 { font-size: var(--font-size-h1); font-weight: 700; }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); letter-spacing: 0; }

p { color: var(--color-body); }

a {
  color: var(--color-brand-main);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-brand-darker); }

img { max-width: 100%; display: block; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: transparent;
}

::selection {
  background: var(--color-accent);
  color: var(--color-heading);
}

/* ─── Layout Helpers ─── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

.container-narrow {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 40px;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: inherit;
  font-size: var(--font-size-button);
  font-weight: 600;
  line-height: 1;
  padding: 16px 28px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  letter-spacing: -0.005em;
  text-decoration: none;
  border: 1.5px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-heading);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  background: var(--color-accent-darker);
  color: var(--color-heading);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.btn-brand {
  background: var(--color-brand-main);
  color: var(--color-text-on-dark);
  box-shadow: var(--shadow-md);
}
.btn-brand:hover {
  background: var(--color-brand-darker);
  color: var(--color-text-on-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-brand);
}

.btn-dark {
  background: var(--color-surface-dark);
  color: var(--color-text-on-dark);
}
.btn-dark:hover {
  background: var(--color-surface-darker);
  color: var(--color-text-on-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--color-brand-main);
  border-color: var(--color-brand-main);
}
.btn-outline:hover {
  background: var(--color-brand-main);
  color: var(--color-text-on-dark);
}

.btn-ghost {
  background: transparent;
  color: var(--color-brand-main);
  padding: 12px 16px;
}
.btn-ghost:hover {
  color: var(--color-brand-darker);
  background: var(--color-brand-subtle);
}

/* ─── Form Elements ─── */
.input {
  width: 100%;
  font-family: inherit;
  font-size: var(--font-size-body);
  padding: 14px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-light);
  color: var(--color-heading);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.input:focus {
  outline: none;
  border-color: var(--color-brand-main);
  box-shadow: 0 0 0 3px rgba(35, 71, 217, 0.12);
}
.input::placeholder { color: var(--color-text-muted); }

/* ─── Badges ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}
.badge-accent {
  background: var(--color-accent-subtle);
  color: #8A6500;
}
.badge-brand {
  background: var(--color-brand-subtle);
  color: var(--color-brand-darker);
}
.badge-dark {
  background: var(--color-surface-dark);
  color: var(--color-text-on-dark);
}
.badge-outline {
  background: transparent;
  color: var(--color-brand-main);
  border: 1.5px solid var(--color-brand-main);
}

/* ─── Eyebrow ─── */
.eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-brand-main);
}

/* ─── Divider ─── */
.divider {
  height: 1px;
  background: var(--color-border);
  border: none;
  width: 100%;
}
.divider-accent {
  height: 3px;
  width: 56px;
  background: var(--color-accent);
  border: none;
  border-radius: var(--radius-full);
}

/* ─── Highlight-Wörter (Marken-Signatur) ───────────────────────── */
/* Wort-für-Wort: kalte Wörter blau, warme Wörter gelb — semantisch. */

.txt-cold {
  color: var(--color-brand-main);
}
.txt-warm {
  color: var(--color-accent-darker);
}

/* ─── Animations ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.fade-up {
  opacity: 0;
  animation: fadeUp 700ms var(--ease) forwards;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
  :root {
    --font-size-h1: 48px;
    --font-size-h2: 36px;
    --font-size-h3: 28px;
  }
}

@media (max-width: 767px) {
  :root {
    --font-size-h1: 36px;
    --font-size-h2: 28px;
    --font-size-h3: 24px;
    --font-size-h4: 20px;
    --section-padding: 60px 20px;
  }
  .container, .container-narrow { padding: 0 20px; }
  .btn { padding: 14px 22px; font-size: 16px; }
}

/* ─── Accessibility ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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