:root {
  --orange: #FF7A00;
  --orange-dark: #CC5F00;
  --bg-light: #F2F2F2;
  --text-dark: #1F1F1F;
  --white: #FFFFFF;
  --max-width: 1100px;
  --radius: 10px;
  --shadow: 0 8px 20px rgba(0,0,0,0.08);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text-dark);
  background: #ffffff;
}

/* HEADER */

.site-header {
  background: var(--orange);
  color: var(--white);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 800;
  letter-spacing: 1px;
}

.main-nav a {
  color: #000;
  text-decoration: none;
  margin-left: 16px;
  font-weight: 500;
}

.main-nav a.active {
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--white);
}

/* LAYOUT */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 16px;
}

.section {
  padding: 32px 0;
}

.section-alt {
  background: var(--bg-light);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

/* HERO */

.hero {
  position: relative;
  background: #333 url('hero-padel.jpg') center/cover no-repeat;
  color: var(--white);
  min-height: 320px;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 122, 0, 0.45);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.hero p {
  max-width: 480px;
  margin-bottom: 20px;
}

/* Boek hero variant */

.hero-book {
  background: #333;
}

.hero-book-inner {
  display: grid;
  grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.hero-book-text h1 {
  font-size: 2rem;
  margin-bottom: 12px;
}

/* BUTTONS */

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--orange-dark);
}

.btn-secondary {
  background: var(--white);
  color: var(--orange);
  border-color: var(--orange);
}

.btn-secondary:hover {
  background: var(--orange);
  color: var(--white);
}

.btn-light {
  background: var(--white);
  color: var(--orange);
}

/* CARDS */

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.feature-card .icon {
  font-size: 2rem;
  margin-bottom: 8px;
}

.link-more {
  color: var(--orange);
  text-decoration: none;
  font-weight: 600;
}

.link-more:hover {
  text-decoration: underline;
}

/* PLACEHOLDER IMAGES */

.placeholder-image {
  background: #ddd;
  border-radius: var(--radius);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #777;
  font-size: 0.9rem;
}

.placeholder-image.tall {
  min-height: 280px;
}

/* QUOTE BAR */

.quote-bar {
  background: var(--orange);
  color: var(--white);
  padding: 12px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  margin-bottom: 24px;
}

/* FORM */

.contact-form label {
  display: block;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
  margin-top: 4px;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--orange);
}

/* CTA */

.cta {
  background: var(--orange);
  color: var(--white);
  text-align: center;
}

/* FOOTER */

.site-footer {
  background: #111;
  color: #aaa;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px;
  text-align: center;
}

/* TYPOGRAPHY */

h1, h2, h3 {
  margin-top: 0;
}

/* 3D REAL BOOK MOCKUP (met echte cover) */

.book-mockup-real {
  width: 260px;
  margin: 40px auto;
  perspective: 1200px;
}

.book-cover-real {
  width: 260px;
  height: auto;
  border-radius: 6px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
  transform: rotateY(-18deg) rotateX(5deg);
  transform-style: preserve-3d;
  transition: transform 0.3s ease;
}

.book-cover-real:hover {
  transform: rotateY(-10deg) rotateX(2deg) scale(1.03);
}

/* RESPONSIVE */

@media (max-width: 700px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .main-nav {
    margin-top: 8px;
  }
  .hero {
    text-align: left;
  }
  .hero-book-inner {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .book-mockup-real {
    margin: 24px 0;
  }
}