/* ============================================
   De Open-Baring — Static Website Styles
   ============================================ */

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

:root {
  --color-bg: #FBECDC;
  --color-bg-alt: #FA5537;
  --color-text: #FA5537;
  --color-text-light: #FA5537;
  --color-heading: #FA5537;
  --color-accent: #8b7355;
  --color-accent-dark: #6d5a43;
  --color-white: #ffffff;
  --color-border: #d4cec4;
  --color-notice: #f0ebe3;

  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Archivo Narrow', 'Helvetica Neue', Arial, sans-serif;

  --container-max: 1100px;
  --container-padding: 2rem;
  --section-padding: 6rem;
}

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Typography --- */
h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  color: var(--color-heading);
  line-height: 1.3;
  text-transform: uppercase;
}

h1 {
  font-size: 2.8rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.4rem;
}

h3 {
  font-size: 1.6rem;
}

p {
  margin-bottom: 1.25rem;
}

a {
  color: var(--color-accent-dark);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-heading);
}

strong {
  font-weight: 500;
}

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

.page-section {
  padding: var(--section-padding) 0;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease forwards;
}

.page-section:nth-child(even) {
  background-color: var(--color-bg-alt);
  color: var(--color-white);
}

.page-section:nth-child(even) h1,
.page-section:nth-child(even) h2,
.page-section:nth-child(even) h3,
.page-section:nth-child(even) p,
.page-section:nth-child(even) li,
.page-section:nth-child(even) address,
.page-section:nth-child(even) a,
.page-section:nth-child(even) cite,
.page-section:nth-child(even) .edu-year,
.page-section:nth-child(even) .edu-detail,
.page-section:nth-child(even) .address-note,
.page-section:nth-child(even) .form-intro,
.page-section:nth-child(even) .form-group label,
.page-section:nth-child(even) .price-note {
  color: var(--color-white);
}

.page-section:nth-child(even) .section-title::after {
  background: var(--color-white);
}

.page-section:nth-child(even) .education-list li {
  border-bottom-color: rgba(255, 255, 255, 0.3);
}

.page-section:nth-child(even) .form-group input,
.page-section:nth-child(even) .form-group textarea {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
}

.page-section:nth-child(even) .form-group input:focus,
.page-section:nth-child(even) .form-group textarea:focus {
  border-color: var(--color-white);
}

.page-section:nth-child(even) .notice-box,
.page-section:nth-child(even) .pricing-box,
.page-section:nth-child(even) .post-session-notice {
  background: rgba(255, 255, 255, 0.15);
  border-left-color: var(--color-white);
}

.page-section:nth-child(even) .cta-button,
.page-section:nth-child(even) .submit-button {
  background: var(--color-white);
  color: var(--color-bg-alt);
}

.page-section:nth-child(even) .cta-button:hover,
.page-section:nth-child(even) .submit-button:hover {
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-bg-alt);
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(251, 236, 220, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
}

.site-header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.04);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.25rem var(--container-padding);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-heading);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.site-logo:hover {
  color: var(--color-accent-dark);
}

.main-nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  position: relative;
  padding-bottom: 2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-heading);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* --- Hamburger --- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  z-index: 1002;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-heading);
  transition: all 0.3s ease;
}

.hamburger.active span:first-child {
  transform: rotate(45deg) translate(5px, 4px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:last-child {
  transform: rotate(-45deg) translate(5px, -4px);
}

/* --- Mobile Nav Overlay --- */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1001;
  background: rgba(251, 236, 220, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
}

.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-heading);
  transition: color 0.3s ease;
}

.mobile-nav-link:hover {
  color: var(--color-accent);
}

/* --- Hero Section --- */
.hero-section {
  padding: 0;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

.hero-section > .container {
  max-width: 100%;
  padding: 0;
}

.hero-grid {
  display: block;
  min-height: 100vh;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 4rem 4rem 5rem;
  width: 55%;
  min-height: 100vh;
}

.hero-title {
  margin-bottom: 2rem;
}

.hero-text .emphasis {
  font-size: 1.1rem;
  font-weight: 400;
  font-style: italic;
}

/* --- Hero Image --- */
.hero-image {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 45vw;
  overflow: hidden;
}

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

.about-img {
  width: 100%;
  max-width: 380px;
  height: auto;
  border-radius: 4px;
  object-fit: cover;
  aspect-ratio: 3 / 4;
}

/* --- Blockquote --- */
.featured-quote {
  border-left: 2px solid var(--color-accent);
  padding: 2rem 0 2rem 2.5rem;
  margin: 3rem var(--container-padding);
  max-width: 700px;
}

.hero-section .featured-quote {
  width: calc(55% - 5rem);
  max-width: none;
  margin-left: 5rem;
  padding-right: 2rem;
}

.featured-quote p {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-style: italic;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.featured-quote cite {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-style: normal;
  color: var(--color-text-light);
  letter-spacing: 0.03em;
}

/* --- Content Pages --- */
.content-page {
  width: 100%;
}

.section-title {
  margin-bottom: 3rem;
  padding-bottom: 1rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--color-accent);
}

.content-body {
  max-width: 750px;
}

.content-body p {
  font-size: 1rem;
  line-height: 1.9;
}

/* --- Notice Box --- */
.notice-box {
  background: var(--color-notice);
  border-radius: 4px;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  border-left: 3px solid var(--color-accent);
}

.notice-box p {
  margin-bottom: 0;
  font-size: 0.95rem;
  color: #362117;
}

.link-section {
  margin-top: 2rem;
}

.link-section a {
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 1px;
}

.link-section a:hover {
  border-bottom-color: var(--color-heading);
}

/* --- About Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
  margin-bottom: 4rem;
}

.about-image {
  display: flex;
  justify-content: center;
}

/* --- Qualifications --- */
.qualifications {
  margin-top: 4rem;
}

.subsection-title {
  margin-bottom: 2rem;
}

.education-list {
  list-style: none;
  max-width: 750px;
}

.education-list li {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.education-list li:last-child {
  border-bottom: none;
}

.edu-year {
  font-weight: 500;
  color: var(--color-accent-dark);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

.edu-detail {
  color: var(--color-text);
}

/* --- Aanbod --- */
.lead-text {
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--color-heading);
  margin-bottom: 1.5rem;
}

.styled-list {
  list-style: none;
  margin: 1.5rem 0;
}

.styled-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  line-height: 1.8;
}

.styled-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.pricing-box {
  background: var(--color-notice);
  border-radius: 4px;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  color: #362117;
}

.price {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
  color: #362117;
}

.price-note {
  font-size: 0.9rem;
  color: #362117;
  margin-bottom: 0;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-intro {
  margin-bottom: 1.5rem;
}

address {
  font-style: normal;
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 0.5rem;
}

.address-note {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.cta-button {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.9rem 2.5rem;
  background: var(--color-accent-dark);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.cta-button:hover {
  background: var(--color-heading);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.post-session-notice {
  margin-top: 2.5rem;
  padding: 1.5rem;
  background: var(--color-notice);
  border-radius: 4px;
  border-left: 3px solid var(--color-accent);
}

.post-session-notice p {
  font-size: 0.9rem;
  color: #362117;
  line-height: 1.7;
  margin-bottom: 0;
}

/* --- Contact Form --- */
.form-title {
  margin-bottom: 0.75rem;
}

.form-intro {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--color-text);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  transition: border-color 0.3s ease;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.submit-button {
  display: inline-block;
  padding: 0.8rem 2.5rem;
  background: var(--color-heading);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-button:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

.form-success {
  display: none;
  margin-top: 1rem;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--color-accent-dark);
}

.form-success.visible {
  display: block;
}

/* --- Footer --- */
.site-footer {
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.footer-text {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-text-light);
  letter-spacing: 0.02em;
  margin-bottom: 0;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 900px) {
  :root {
    --section-padding: 4rem;
  }

  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 2rem;
  }

  .main-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-section {
    min-height: auto;
  }

  .hero-grid {
    min-height: auto;
  }

  .hero-content {
    width: 100%;
    min-height: auto;
    padding: 7rem var(--container-padding) 3rem;
  }

  .hero-image {
    position: relative;
    width: 100%;
    height: 300px;
    top: auto;
    right: auto;
    bottom: auto;
  }

  .hero-section .featured-quote {
    width: 100%;
    padding-right: 0;
    margin-left: var(--container-padding);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-image {
    justify-content: flex-start;
  }

  .about-img {
    max-width: 280px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .education-list li {
    grid-template-columns: 70px 1fr;
    gap: 1rem;
  }
}

@media (max-width: 600px) {
  :root {
    --container-padding: 1.25rem;
    --section-padding: 3rem;
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.6rem;
  }

  .site-logo {
    font-size: 1.25rem;
  }

  .header-inner {
    padding: 1rem var(--container-padding);
  }

  .hero-section {
    padding-top: calc(var(--section-padding) + 3rem);
  }

  .hero-image {
    height: 220px;
  }

  .page-section {
    min-height: auto;
  }

  .featured-quote {
    padding-left: 1.5rem;
  }

  .featured-quote p {
    font-size: 1.1rem;
  }

  .education-list li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .mobile-nav-link {
    font-size: 1.5rem;
  }
}

/* --- Scroll Reveal Animations --- */
.page-section {
  animation: none;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.page-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* First section visible immediately */
.page-section:first-of-type {
  opacity: 1;
  transform: translateY(0);
}