/* ─────────────────────────────────────────────────────
   KARGL TROCKENBAU — Global CSS
   Mood: "Werkstatt-Modern" — warmes Anthrazit + Sienna
   ───────────────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

/* ─── CSS-Variablen ─── */
:root {
  /* Brand — Sebastian Kargl Blue (aus Original-Site übernommen) */
  --color-brand-main:        #5591C5;
  --color-brand-darker:      #345FA8;
  --color-brand-deepest:     #1E3D6E;
  --color-brand-lighter:     #7AAED6;
  --color-brand-subtle:      #EDF3F9;

  /* Akzent — jetzt auch Blau (mappt auf Brand-Skala für nahtlose Migration) */
  --color-accent-main:       #345FA8;
  --color-accent-darker:     #1E3D6E;
  --color-accent-lighter:    #7AAED6;
  --color-accent-subtle:     #EDF3F9;

  /* Backgrounds — papierenes warmes Off-White (bleibt) */
  --color-bg-light:          #FAF7F2;
  --color-bg-dark:           #0F1A2E;
  --color-bg-darkest:        #0A1422;
  --color-bg-card:           #FFFFFF;
  --color-bg-accent:         #F1EBE0;

  /* Border + Text */
  --color-border:            #E1DDD2;
  --color-border-strong:     #C5BEAE;
  --color-text-muted:        #6B7280;
  --color-off-white:         #FAF7F2;
  --color-success:           #65A30D;
  --color-heading:           #0F1A2E;
  --color-body:              #2E3D52;

  /* Typografie */
  --font-main:               'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-body:          17px;
  --line-height-body:        1.65;
  --font-size-h1:            76px;
  --font-size-h2:            52px;
  --font-size-h3:            32px;
  --font-size-h4:            22px;
  --font-size-h5:            18px;
  --font-size-small:         17px;
  --font-size-nav:           17px;
  --font-size-button:        17px;
  --font-size-eyebrow:       13px;

  /* Layout */
  --max-width:               1280px;
  --section-padding:         120px 40px;
  --section-padding-mobile:  72px 20px;

  /* Schatten — layered + brand-getönt */
  --shadow-sm: 0 1px 2px rgba(30,61,110,0.06), 0 2px 4px rgba(30,61,110,0.04);
  --shadow-md: 0 1px 2px rgba(30,61,110,0.05), 0 4px 12px rgba(30,61,110,0.10), 0 16px 32px rgba(30,61,110,0.08);
  --shadow-lg: 0 2px 4px rgba(30,61,110,0.05), 0 8px 24px rgba(30,61,110,0.12), 0 24px 48px rgba(30,61,110,0.10);
  --shadow-accent: 0 1px 2px rgba(85,145,197,0.10), 0 4px 12px rgba(85,145,197,0.18), 0 16px 32px rgba(85,145,197,0.14);
  --shadow-blue: 0 1px 2px rgba(85,145,197,0.10), 0 4px 12px rgba(85,145,197,0.18), 0 16px 32px rgba(85,145,197,0.14);

  /* Easing */
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
/* KEIN scroll-behavior: smooth — kollidiert mit Lenis (Phase 5). */

html, body { overflow-x: hidden; }

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: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

h1 { font-size: var(--font-size-h1); font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: var(--font-size-h2); letter-spacing: -0.03em; }
h3 { font-size: var(--font-size-h3); letter-spacing: -0.02em; }
h4 { font-size: var(--font-size-h4); font-weight: 600; letter-spacing: -0.015em; }
h5 { font-size: var(--font-size-h5); font-weight: 600; }

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

a {
  color: var(--color-accent-main);
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}
a:hover { color: var(--color-accent-darker); }

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

ul, ol { list-style: none; }

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

/* ─── Container ─── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
}

/* ─── Eyebrow (kleine Label über Headlines) ─── */
.eyebrow {
  font-size: var(--font-size-eyebrow);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent-main);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: currentColor;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 28px;
  font-family: var(--font-main);
  font-size: var(--font-size-button);
  font-weight: 600;
  border-radius: 2px;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  min-height: 52px;
  border: 1.5px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-brand-darker);
  color: var(--color-off-white);
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  background: var(--color-brand-deepest);
  color: var(--color-off-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-primary:active { transform: translateY(0); }

.btn-accent {
  background: var(--color-brand-main);
  color: var(--color-off-white);
  box-shadow: var(--shadow-blue);
}
.btn-accent:hover {
  background: var(--color-brand-darker);
  color: var(--color-off-white);
  transform: translateY(-2px);
}
.btn-accent:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--color-brand-darker);
  border-color: var(--color-brand-darker);
}
.btn-ghost:hover {
  background: var(--color-brand-darker);
  color: var(--color-off-white);
  transform: translateY(-2px);
}

.btn-light {
  background: var(--color-off-white);
  color: var(--color-brand-darker);
}
.btn-light:hover {
  background: var(--color-bg-accent);
  color: var(--color-brand-deepest);
  transform: translateY(-2px);
}

/* ─── Form-Elemente (für Styleguide) ─── */
.input {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-main);
  font-size: var(--font-size-body);
  color: var(--color-heading);
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border);
  border-radius: 2px;
  transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
  min-height: 52px;
}
.input:focus {
  outline: none;
  border-color: var(--color-brand-main);
  box-shadow: 0 0 0 3px rgba(85,145,197,0.18);
}
.input::placeholder { color: var(--color-text-muted); }

/* ─── Focus-Ring (a11y) ─── */
:focus-visible {
  outline: 2px solid var(--color-accent-main);
  outline-offset: 3px;
}

/* ─── Reveal-Animation (IntersectionObserver-Hook) ─── */
/* WICHTIG: Animation statt Transition — sonst blockiert transition-delay
   die Hover-Transforms auf .reveal-Elementen. */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  will-change: opacity, transform;
}
.reveal.in-view {
  animation: reveal-up 0.8s var(--ease-out) both;
  animation-delay: var(--reveal-delay, 0s);
}
@keyframes reveal-up {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── Selection ─── */
::selection {
  background: var(--color-accent-main);
  color: var(--color-off-white);
}

/* ─── Lightbox ─── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(10, 20, 34, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-out);
}
.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-figure {
  max-width: 90vw;
  max-height: 85vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  transform: scale(0.95);
  transition: transform 0.4s var(--ease-spring);
}
.lightbox.is-open .lightbox-figure { transform: scale(1); }
.lightbox-figure img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  border: 1px solid rgba(250,247,242,0.1);
}
.lightbox-figure figcaption {
  color: var(--color-off-white);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: center;
  background: rgba(15,26,46,0.6);
  padding: 8px 16px;
  border-radius: 2px;
}
.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: rgba(250,247,242,0.08);
  color: var(--color-off-white);
  border: 1px solid rgba(250,247,242,0.2);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}
.lightbox-close:hover {
  background: rgba(250,247,242,0.18);
  transform: scale(1.05);
}
@media (max-width: 767px) {
  .lightbox { padding: 40px 16px; }
  .lightbox-close { top: 12px; right: 12px; width: 40px; height: 40px; }
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
  :root {
    --font-size-h1: 56px;
    --font-size-h2: 40px;
    --font-size-h3: 28px;
    --section-padding: 96px 32px;
  }
}

@media (max-width: 767px) {
  :root {
    --font-size-h1: 40px;
    --font-size-h2: 30px;
    --font-size-h3: 24px;
    --font-size-h4: 20px;
    --font-size-eyebrow: 11px;
    --section-padding: 72px 0;
  }
  .container { padding: 0 20px; }
  .btn { padding: 14px 22px; min-height: 48px; }
  .eyebrow { letter-spacing: 0.14em; gap: 8px; }
  .eyebrow::before { width: 18px; }
}