/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --white: #ffffff;
  --off-white: #f5f5f7;
  --light-gray: #e8e8ed;
  --mid-gray: #86868b;
  --dark-gray: #1d1d1f;
  --accent: #0066cc;
  --accent-light: #e8f0fb;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.08);
  --shadow-lg: 0 24px 60px rgba(0,0,0,0.10);
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: 0.22s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--white);
  color: var(--dark-gray);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* ===== CONTAINER ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--dark-gray);
  color: var(--white);
  padding: 14px 28px;
  border-radius: 980px;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: #333;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.16);
}

.btn-full {
  width: 100%;
  justify-content: center;
  padding: 16px 28px;
}

/* ===== NAVBAR ===== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: background var(--transition-fast);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 112px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--dark-gray);
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  flex: 1;
  justify-content: center;
}

.nav-links a {
  font-size: 1rem;
  font-weight: 400;
  color: var(--mid-gray);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--dark-gray);
}

.nav-cta {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--white);
  background: var(--accent);
  padding: 10px 22px;
  border-radius: 980px;
  white-space: nowrap;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
  background: #0055b3;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,102,204,0.25);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--dark-gray);
  border-radius: 2px;
  transition: var(--transition-fast);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 12px 24px 16px;
  border-top: 1px solid var(--light-gray);
  gap: 2px;
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  padding: 10px 0;
  font-size: 0.95rem;
  color: var(--mid-gray);
  border-bottom: 1px solid var(--light-gray);
  transition: color var(--transition-fast);
}

.nav-mobile a:last-child {
  border-bottom: none;
}

.nav-mobile a:hover {
  color: var(--dark-gray);
}

/* ===== HERO ===== */
#hero {
  padding-top: 112px;
  padding-bottom: 6rem;
  background: var(--white);
}

.hero-inner {
  display: flex;
  align-items: center;
  width: 100%;
  padding-left: 2rem;
  gap: 0;
}

.hero-left {
  flex: 0 0 55%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.hero-left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.hero-right {
  flex: 1;
  padding: 3rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  background: var(--off-white);
  border-radius: var(--radius-lg);
  margin: 2rem 2rem 2rem 0;
  box-shadow: var(--shadow-sm);
}

.hero-tagline {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--mid-gray);
  line-height: 1.75;
}

.btn-hero-cta {
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: var(--white);
  padding: 14px 28px;
  border-radius: 980px;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  align-self: flex-start;
  margin-top: 0.5rem;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-hero-cta:hover {
  background: #0055b3;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,102,204,0.25);
}

/* ===== SECTION SHARED ===== */
section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--dark-gray);
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--mid-gray);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-subtitle-modell {
  font-size: 1rem;
  font-weight: 400;
  color: var(--accent);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

/* ===== PERMA SECTION ===== */
#modell {
  background: var(--off-white);
}

/* ===== PERMA WHEEL ===== */
.perma-wheel-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 80px;
}

.perma-wheel-svg-box {
  max-width: 460px;
  width: 100%;
  margin: 0 auto;
}

.perma-wheel-svg-box svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.perma-segment {
  cursor: pointer;
  transition: transform 0.38s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.perma-segment path {
  transition: filter 0.3s ease;
}

.perma-wheel-info {
  position: relative;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.perma-info-idle {
  color: var(--mid-gray);
  font-size: 1rem;
  line-height: 1.7;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.perma-info-active {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.perma-wheel-wrap.hovered .perma-info-idle {
  opacity: 0;
  transform: translateY(-8px);
}

.perma-wheel-wrap.hovered .perma-info-active {
  opacity: 1;
  transform: translateY(0);
}

.perma-info-letter {
  font-size: 6.5rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 18px;
  font-family: 'Montserrat', sans-serif;
  letter-spacing: -0.04em;
}

.perma-info-name {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--dark-gray);
  margin-bottom: 14px;
}

.perma-info-desc {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--mid-gray);
}

@media (max-width: 720px) {
  .perma-wheel-wrap {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .perma-wheel-svg-box {
    max-width: 320px;
  }
  .perma-wheel-info {
    min-height: 160px;
    padding: 0 8px 16px;
  }
  .perma-info-active {
    position: relative;
    inset: auto;
    pointer-events: auto;
  }
}

.perma-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.perma-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--light-gray);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.perma-letter {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--accent);
  margin-bottom: 12px;
  line-height: 1;
}

.perma-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  color: var(--dark-gray);
}

.perma-card p {
  font-size: 0.82rem;
  color: var(--mid-gray);
  line-height: 1.6;
}

/* ===== ANGEBOTE ===== */
#angebote {
  background: var(--white);
}

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

.angebot-card {
  background: var(--off-white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid var(--light-gray);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.angebot-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.angebot-featured {
  background: var(--dark-gray);
  border-color: transparent;
  color: var(--white);
}

.angebot-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
}

.angebot-icon svg {
  width: 100%;
  height: 100%;
  color: var(--accent);
}

.angebot-featured .angebot-icon svg {
  color: rgba(255,255,255,0.6);
}

.angebot-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.angebot-featured .angebot-tag {
  color: rgba(255,255,255,0.5);
}

.angebot-card h3 {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.angebot-card p {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mid-gray);
  flex: 1;
  margin-bottom: 28px;
}

.angebot-featured p {
  color: rgba(255,255,255,0.55);
}

.angebot-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
  transition: gap var(--transition-fast);
}

.angebot-featured .angebot-link {
  color: rgba(255,255,255,0.75);
}

.angebot-link:hover {
  gap: 10px;
}

/* ===== TRAINER ===== */
#trainer {
  background: var(--off-white);
}

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

.trainer-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  border: 1px solid var(--light-gray);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.trainer-avatar {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--off-white);
  border: 2px solid var(--light-gray);
  margin: 0 auto 32px;
  overflow: hidden;
}

.trainer-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.trainer-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  color: var(--dark-gray);
}

.trainer-role {
  font-size: 0.85rem;
  color: var(--mid-gray);
}

/* ===== TESTIMONIALS ===== */
#testimonials {
  background: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--off-white);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1px solid var(--light-gray);
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.quote-mark {
  font-size: 4rem;
  line-height: 1;
  color: var(--light-gray);
  font-family: Georgia, serif;
  margin-bottom: 12px;
  display: block;
}

.testimonial-card > p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--dark-gray);
  margin-bottom: 28px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--mid-gray);
  flex-shrink: 0;
}

.testimonial-author strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--dark-gray);
}

.testimonial-author span {
  font-size: 0.8rem;
  color: var(--mid-gray);
}

/* ===== KONTAKT ===== */
#kontakt {
  background: var(--off-white);
}

.kontakt-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.kontakt-left h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.kontakt-left .section-desc {
  text-align: left;
  margin: 0 0 36px;
  max-width: 100%;
}

.kontakt-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.kontakt-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--mid-gray);
  transition: color var(--transition-fast);
}

.kontakt-detail:hover {
  color: var(--dark-gray);
}

.kontakt-detail svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--accent);
}

/* ===== FORM ===== */
.kontakt-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--light-gray);
  box-shadow: var(--shadow-sm);
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--dark-gray);
  letter-spacing: 0.01em;
}

.form-group label span {
  color: var(--accent);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-family: inherit;
  color: var(--dark-gray);
  background: var(--white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  resize: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #bbb;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,102,204,0.08);
}

/* ===== FOOTER ===== */
footer {
  background: var(--dark-gray);
  color: rgba(255,255,255,0.55);
  padding: 60px 0 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.65;
  max-width: 260px;
}

.footer-nav {
  display: flex;
  gap: 56px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col strong {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.35);
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.28);
}

/* ===== SCROLL REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }
.reveal[data-delay="4"] { transition-delay: 0.4s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .perma-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

@media (max-width: 680px) {
  section {
    padding: 72px 0;
  }

  .hero-inner {
    flex-direction: column;
    padding-left: 0;
  }

  .hero-left {
    flex: none;
    width: 100%;
  }

  .hero-right {
    padding: 2rem 1.5rem;
  }

  .btn-hero-cta {
    align-self: stretch;
    justify-content: center;
  }

  .nav-links, .nav-cta {
    display: none;
  }

  .nav-burger {
    display: flex;
  }

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

  .perma-card:last-child {
    grid-column: span 2;
    max-width: 220px;
    margin: 0 auto;
    width: 100%;
  }

  .angebote-grid,
  .trainer-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 32px;
  }

  .footer-nav {
    gap: 32px;
  }

  .kontakt-form {
    padding: 28px 24px;
  }
}