/* ============================================================
   schweizer-systemtechnik.ch — styles.css
   Design: Industrial Premium White
   ============================================================ */

/* ── 0. Selbst gehostete Schrift (DM Sans) ───────────────── */
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../assets/fonts/dm-sans-latin-ext.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: 'DM Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../assets/fonts/dm-sans-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;
}

/* ── 1. Custom Properties ─────────────────────────────────── */
:root {
  /* Colours */
  --color-bg:           #F8F9FA;
  --color-surface:      #FFFFFF;
  --color-surface-2:    #F0F2F5;
  --color-primary:      #2563EB;
  --color-primary-dark: #1D4ED8;
  --color-accent:       #DC2626;
  --color-accent-dark:  #B91C1C;
  --color-text:         #111827;
  --color-text-muted:   #6B7280;
  --color-border:       #E5E7EB;
  --color-hero-bg:      #0A0F1E;

  /* Typography */
  --font-display: 'DM Sans', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  /* Cards */
  --radius-card:       12px;
  --radius-btn:        8px;
  --shadow-card:       0 2px 8px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-card-hover: 0 8px 24px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-nav:        0 1px 0 var(--color-border), 0 4px 16px rgba(0,0,0,0.06);

  /* Layout */
  --max-width:       1200px;
  --section-padding: 96px 24px;
  --nav-height:      68px;

  /* Transitions */
  --transition-base: 200ms ease;
  --transition-slow: 350ms ease;
}

/* ── 2. Reset ─────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  /* scroll-behavior wird per JS gesteuert (main.js smoothScrollTo) */
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

/* ── 3. Typography ────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
  color: var(--color-text-muted);
  line-height: 1.75;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

/* ── 4. Layout Utilities ──────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding);
}

.section--alt {
  background: var(--color-surface-2);
}

.section--white {
  background: var(--color-surface);
}

.section--referenzen {
  background: linear-gradient(rgba(10,15,30,0.80), rgba(10,15,30,0.80)),
              url('../assets/images/referenzen-bg.webp') center/cover no-repeat;
}

.section--referenzen .section-label { color: #60A5FA; }
.section--referenzen h2             { color: #fff; }
.section--referenzen p              { color: rgba(255,255,255,0.65); }
.section--referenzen .blog-card     { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }
.section--referenzen .blog-card h3  { color: #fff; }
.section--referenzen .blog-card p   { color: rgba(255,255,255,0.6); }
.section--referenzen .blog-card__tag{ background: rgba(37,99,235,0.4); color: #93B8FF; }
.section--referenzen .blog-card__link { color: #60A5FA; }
.section--referenzen time           { color: rgba(255,255,255,0.45); }
.section--referenzen .btn--outline  { color: #fff; border-color: rgba(255,255,255,0.4); }
.section--referenzen .btn--outline:hover { background: rgba(255,255,255,0.1); }

.section__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section__header h2 {
  margin-bottom: 16px;
}

.section__header p {
  font-size: 1.0625rem;
}

/* ── 5. Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-btn);
  transition: background var(--transition-base),
              color var(--transition-base),
              transform var(--transition-base),
              box-shadow var(--transition-base);
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 4px 16px rgba(37,99,235,0.35);
  transform: translateY(-1px);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
}

.btn--accent:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 4px 16px rgba(220,38,38,0.35);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
}

.btn--outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.6);
}

.btn--outline-white:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  transform: translateY(-1px);
}

/* ── 6. Navigation ────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background var(--transition-slow),
              box-shadow var(--transition-slow),
              opacity var(--transition-slow),
              transform var(--transition-slow);
}

/* Unsichtbar im Hero — Hero hat eigenes Branding + Nav */
.nav--hero {
  background: transparent;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
}

/* Scrolled: weiß mit Schatten, sichtbar */
.nav--scrolled {
  background: var(--color-surface);
  box-shadow: var(--shadow-nav);
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  transition: color var(--transition-base);
  flex-shrink: 0;
}

.nav__logo img {
  height: 36px;
  width: auto;
}

.nav--scrolled .nav__logo {
  color: var(--color-text);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  position: relative;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: 6px;
  transition: color var(--transition-base), background var(--transition-base);
}

.nav__link:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.nav--scrolled .nav__link {
  color: var(--color-text-muted);
}

.nav--scrolled .nav__link:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

/* Dropdown */
.nav__item--dropdown {
  position: relative;
}

.nav__link--dropdown {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link--dropdown svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-base);
}

.nav__item--dropdown:hover .nav__link--dropdown svg {
  transform: rotate(180deg);
}

.nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 240px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  padding: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.nav__item--dropdown:hover .nav__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background var(--transition-base), color var(--transition-base);
}

.nav__dropdown-item:hover {
  background: var(--color-surface-2);
  color: var(--color-primary);
}

.nav__dropdown-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-2);
  border-radius: 6px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.nav__phone {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  border-radius: 6px;
  transition: color var(--transition-base), background var(--transition-base);
  white-space: nowrap;
}

.nav__phone:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.nav--scrolled .nav__phone {
  color: var(--color-text-muted);
}

.nav--scrolled .nav__phone:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.nav__phone-text {
  /* sichtbar ab 900px */
}

@media (max-width: 900px) {
  .nav__phone-text {
    display: none;
  }
}

.nav__cta {
  padding: 10px 20px;
  font-size: 0.875rem;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  border-radius: 6px;
  transition: background var(--transition-base);
}

.nav__hamburger:hover {
  background: rgba(255,255,255,0.1);
}

.nav--scrolled .nav__hamburger:hover {
  background: var(--color-surface-2);
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav--scrolled .nav__hamburger span {
  background: var(--color-text);
}

.nav__hamburger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.nav__mobile {
  display: block;          /* always rendered — prevents mid-click disappear */
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  padding: 16px 24px 24px;
  z-index: 999;
  /* hidden state */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0s 0.18s;
}

.nav__mobile.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0s 0s;
}

.nav__mobile-link {
  display: block;
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.nav__mobile-link:last-child {
  border-bottom: none;
}

.nav__mobile-sub {
  padding: 8px 0 8px 16px;
}

.nav__mobile-sub a {
  display: block;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.nav__mobile-phone {
  color: var(--color-primary) !important;
  font-weight: 600;
  display: flex;
  align-items: center;
}

/* ── 7. Hero ──────────────────────────────────────────────── */

/* Branding oben links im Hero */
.hero__brand {
  position: absolute;
  top: 28px;
  left: max(24px, calc((100vw - var(--max-width)) / 2));
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.45));
}

.hero__brand img {
  height: 96px;
  width: auto;
}

.hero__brand-name {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  border-left: 2px solid rgba(255,255,255,0.35);
  padding-left: 12px;
}

.hero__brand-fallback {
  display: none;
  align-items: center;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}

.hero__brand-fallback span {
  color: #DC2626;
}

/* Hero Bottom Nav */
.hero__nav {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
  display: flex;
  align-items: stretch;
  background: rgba(6,10,22,0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255,255,255,0.12);
}

.hero__nav-item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 22px 16px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.01em;
  transition: color var(--transition-base),
              background var(--transition-base);
  position: relative;
}

.hero__nav-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition-slow);
}

.hero__nav-item:hover {
  color: #fff;
  background: rgba(255,255,255,0.06);
}

.hero__nav-item:hover::after {
  transform: scaleX(1);
}

.hero__nav-item--accent::after {
  background: var(--color-accent);
}

.hero__nav-item--accent:hover {
  color: #ff9999;
}

.hero__nav-icon {
  width: 20px;
  height: 20px;
  opacity: 0.6;
  flex-shrink: 0;
  transition: opacity var(--transition-base);
}

.hero__nav-icon svg {
  width: 20px;
  height: 20px;
}

.hero__nav-item:hover .hero__nav-icon {
  opacity: 1;
}

.hero__nav-arrow {
  width: 14px;
  height: 14px;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  flex-shrink: 0;
}

.hero__nav-item:hover .hero__nav-arrow {
  opacity: 0.7;
  transform: translateX(0);
}

.hero__nav-divider {
  width: 1px;
  background: rgba(255,255,255,0.1);
  flex-shrink: 0;
  margin: 12px 0;
}


.hero {
  position: relative;
  min-height: 88svh;
  display: flex;
  align-items: center;
  background: #e8ecf0; /* heller Fallback, kein schwarzes Flackern */
  overflow: hidden;
}

.hero__bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 1;           /* volles Bild — Schweizer Berge sichtbar */
  pointer-events: none;
}

#robot-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  /* Nur hinter dem Text links abdunkeln + schmaler Streifen unten für Nav */
  background:
    linear-gradient(
      to right,
      rgba(6,10,22,0.72) 0%,
      rgba(6,10,22,0.38) 38%,
      rgba(6,10,22,0.08) 58%,
      transparent 72%
    ),
    linear-gradient(
      to top,
      rgba(6,10,22,0.55) 0%,
      rgba(6,10,22,0.15) 18%,
      transparent 32%
    );
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 580px;
  padding: 0 24px;
  padding-bottom: 96px; /* Abstand zur Bottom-Nav */
  margin-left: max(24px, calc((100vw - var(--max-width)) / 2));
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(37,99,235,0.2);
  border: 1px solid rgba(37,99,235,0.4);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #93B8FF;
  margin-bottom: 24px;
}

.hero__label::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #60A5FA;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
}

.hero__title em {
  font-style: normal;
  color: #60A5FA;
}

.hero__claim {
  font-size: clamp(1rem, 2vw, 1.1875rem);
  color: rgba(255,255,255,0.92);
  line-height: 1.6;
  margin-bottom: 40px;
  max-width: 500px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.55);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ── 8. Leistungs-Karten ──────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-slow),
              transform var(--transition-slow),
              border-color var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-primary);
  transform: scaleY(0);
  transition: transform var(--transition-slow);
  transform-origin: bottom;
}

.service-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleY(1);
}

.service-card__icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37,99,235,0.07);
  border: 1px solid rgba(37,99,235,0.12);
  border-radius: 16px;
  color: var(--color-primary);
  margin-bottom: 20px;
  overflow: hidden;
  padding: 8px;
}

.service-card__icon svg {
  width: 26px;
  height: 26px;
}

.service-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.service-card h3 {
  font-size: 1.125rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.service-card ul {
  margin-bottom: 20px;
}

.service-card ul li {
  position: relative;
  padding-left: 16px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 4px;
}

.service-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.5;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition-base);
}

.service-card__link:hover {
  gap: 10px;
}

.service-card__link svg {
  width: 16px;
  height: 16px;
}

/* ── 9. Leistungs-Detail-Sektionen ───────────────────────── */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.service-detail--reverse {
  direction: rtl;
}

.service-detail--reverse > * {
  direction: ltr;
}

.service-detail__text h2 {
  margin-bottom: 16px;
}

.service-detail__text p {
  margin-bottom: 24px;
  font-size: 1.0625rem;
}

.service-detail__list {
  margin-bottom: 32px;
}

.service-detail__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.service-detail__list li::before {
  content: '→';
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.service-detail__visual {
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface-2);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

/* Foto: füllt den Container */
.service-detail__visual img.is-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Icon/Illustration: zentriert mit Luft */
.service-detail__visual img.is-icon {
  width: 55%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.12));
}

.service-detail__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.service-detail__placeholder svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
}

/* ── 10. Blog-Karten ──────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-slow), transform var(--transition-slow);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.blog-card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-surface-2);
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.blog-card:hover .blog-card__image img {
  transform: scale(1.04);
}

.blog-card__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.blog-card__tag {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(37,99,235,0.08);
  color: var(--color-primary);
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.75rem;
}

.blog-card h3 {
  font-size: 1.0625rem;
  margin-bottom: 8px;
  color: var(--color-text);
  line-height: 1.4;
}

.blog-card p {
  font-size: 0.875rem;
  line-height: 1.65;
  flex: 1;
  margin-bottom: 20px;
}

.blog-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition-base);
}

.blog-card__link:hover { gap: 10px; }

.blog-card__link svg {
  width: 16px;
  height: 16px;
}

/* ── 11. Blog-Artikel ─────────────────────────────────────── */
.blog-article {
  max-width: 720px;
  margin: 0 auto;
  padding: calc(var(--nav-height) + 48px) 24px 80px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--color-text);
}

.blog-article h1 { font-size: 2.25rem; margin-bottom: 16px; }
.blog-article h2 { font-size: 1.6rem; margin: 2.5rem 0 0.75rem; }
.blog-article h3 { font-size: 1.25rem; margin: 2rem 0 0.5rem; }
.blog-article p  { margin-bottom: 1.25rem; color: var(--color-text); }

.blog-article img {
  width: 100%;
  border-radius: 8px;
  margin: 1.5rem 0;
}

.blog-article ul, .blog-article ol {
  padding-left: 24px;
  margin-bottom: 1.25rem;
}

.blog-article ul { list-style: disc; }
.blog-article ol { list-style: decimal; }

.blog-article li {
  margin-bottom: 6px;
  color: var(--color-text);
}

.blog-article__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

/* ── 12. Kunden / Testimonials ────────────────────────────── */
.clients-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-bottom: 64px;
}

.clients-logos a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 28px;
  background: #fff;
  border-radius: var(--radius-card);
  box-shadow: 0 2px 12px rgba(0,0,0,0.10), 0 1px 3px rgba(0,0,0,0.06);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.clients-logos a:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.14), 0 2px 6px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}

.client-logo {
  height: 56px;
  width: auto;
  opacity: 1;
  filter: none;
}

.testimonial {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.testimonial__quote {
  font-size: 1.1875rem;
  font-style: italic;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 24px;
  position: relative;
}

.testimonial__quote::before {
  content: '\201E';
  font-size: 4rem;
  color: var(--color-primary);
  opacity: 0.2;
  position: absolute;
  top: -20px;
  left: -8px;
  line-height: 1;
  font-style: normal;
}

.testimonial__author {
  font-weight: 600;
  color: var(--color-text);
}

.testimonial__role {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ── 13. Kontakt ──────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.contact-info h3 {
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.contact-item__icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37,99,235,0.08);
  border-radius: 10px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-item__icon svg {
  width: 20px;
  height: 20px;
}

.contact-item__label {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.contact-item__value {
  font-size: 0.9375rem;
  color: var(--color-text);
  font-weight: 500;
}

.contact-item__value a {
  color: var(--color-primary);
  transition: color var(--transition-base);
}

.contact-item__value a:hover {
  color: var(--color-primary-dark);
}

/* Formular */
.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 40px;
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  outline: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
  background: var(--color-surface);
}

/* Validierungsfehler */
.form-group input.field--error,
.form-group textarea.field--error {
  border-color: #DC2626;
  box-shadow: 0 0 0 3px rgba(220,38,38,0.10);
}

.form-checkbox input.field--error {
  outline: 2px solid #DC2626;
  outline-offset: 2px;
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 24px;
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--color-border);
  border-radius: 4px;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-primary);
}

.form-checkbox span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form-checkbox a {
  color: var(--color-primary);
  text-decoration: underline;
}

.form__success {
  display: none;
  padding: 16px;
  background: rgba(22,163,74,0.08);
  border: 1px solid rgba(22,163,74,0.3);
  border-radius: 8px;
  color: #15803d;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 20px;
}

.form__success.is-visible {
  display: block;
}

.form__error {
  padding: 16px;
  background: rgba(220,38,38,0.07);
  border: 1px solid rgba(220,38,38,0.3);
  border-radius: 8px;
  color: #b91c1c;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 20px;
}

/* ── 14. CTA-Banner ───────────────────────────────────────── */
.cta-banner {
  background: var(--color-primary);
  padding: 80px 24px;
  text-align: center;
}

.cta-banner h2 {
  color: #fff;
  margin-bottom: 16px;
}

.cta-banner p {
  color: rgba(255,255,255,0.75);
  font-size: 1.0625rem;
  margin-bottom: 32px;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn--outline-white {
  border-color: rgba(255,255,255,0.5);
}

.cta-banner__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── 15. Footer ───────────────────────────────────────────── */
.footer {
  background: #0D1117;
  color: rgba(255,255,255,0.6);
  padding: 64px 24px 32px;
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 32px;
}

.footer__brand .footer__logo {
  height: 32px;
  width: auto;
  margin-bottom: 16px;
  opacity: 0.9;
}

.footer__brand p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.65;
  max-width: 260px;
}

.footer__col h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.85);
  margin-bottom: 16px;
}

.footer__col ul li {
  margin-bottom: 8px;
}

.footer__col ul li a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-base);
}

.footer__col ul li a:hover {
  color: #fff;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__copyright {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.35);
}

.footer__legal {
  display: flex;
  gap: 24px;
}

.footer__legal a {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition-base);
}

.footer__legal a:hover {
  color: rgba(255,255,255,0.8);
}

/* ── 16. Utility-Klassen ──────────────────────────────────── */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-accent  { color: var(--color-accent); }
.text-muted   { color: var(--color-text-muted); }

.mt-4  { margin-top: 16px; }
.mt-8  { margin-top: 32px; }
.mt-12 { margin-top: 48px; }
.mb-4  { margin-bottom: 16px; }
.mb-8  { margin-bottom: 32px; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* Fade-in animation für Sektionen */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ── 17. Responsive ───────────────────────────────────────── */

/* Tablet: iPad-Bereich — Hero vollbild, Inhalt unter dem Logo halten */
@media (min-width: 769px) and (max-width: 1024px) {
  .hero {
    min-height: 100svh;
  }

  .hero__content {
    padding-top: 130px; /* Abstand unter Logo (96px) + Puffer */
  }
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .service-detail {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .service-detail--reverse {
    direction: ltr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px 20px;
  }

  .nav__links,
  .nav__cta {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .hero__content {
    margin-left: 0;
    padding: 0 20px 80px;
  }

  .hero__brand {
    left: 20px;
    top: 20px;
  }

  .hero__nav-item {
    flex-direction: column;
    gap: 6px;
    padding: 16px 8px;
    font-size: 0.75rem;
  }

  .hero__nav-arrow {
    display: none;
  }

  .hero__nav-icon {
    width: 18px;
    height: 18px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 24px 20px;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__scroll {
    display: none;
  }

  .section__header {
    margin-bottom: 40px;
  }

  .cta-banner__actions {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }
}