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

:root {
  --color-dark: #1a1a1a;
  --color-cream: #FDF6EE;
  --color-pink: #F0E4E4;
  --color-blue: #E4EEF4;
  --color-orange: #FF5C00;
  --color-orange-hover: #E85200;
  --color-white: #ffffff;
  --color-text: #1a1a1a;
  --color-text-light: #555;
  --color-text-on-dark: #d4d4d4;

  --font-heading: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --container-max: 1120px;
  --section-padding: 100px 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 20px;
}

.link--orange {
  color: var(--color-orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link--orange:hover {
  color: var(--color-orange-hover);
}

/* ===== Button ===== */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

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

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

.btn--large {
  font-size: 1rem;
  padding: 18px 36px;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--color-dark);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 40px;
}

.header__logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--color-white);
  font-style: italic;
  letter-spacing: -0.02em;
  margin-right: 0;
}

.header__nav {
  display: flex;
  gap: 24px;
  margin-right: auto;
}

.header .btn {
  margin-left: auto;
}

.header__nav a {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  transition: color 0.2s;
}

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

.header__menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.header__menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform 0.3s;
}

/* ===== Hero ===== */
.hero {
  padding-top: 72px;
  background: var(--color-dark);
}

.hero__inner {
  display: grid;
  grid-template-columns: 55% 1fr;
  gap: 48px;
  align-items: center;
  padding: 80px 24px 60px;
}

.hero__title {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  font-style: normal;
  line-height: 1.05;
  color: var(--color-white);
  margin-bottom: 28px;
  letter-spacing: -0.03em;
}

.hero__text {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.7;
  color: var(--color-text-on-dark);
  margin-bottom: 32px;
  max-width: 520px;
}

.hero__image {
  border-radius: 12px;
  overflow: hidden;
}

.hero__image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 12px;
}

.hero__scroll {
  text-align: center;
  padding: 40px 0 60px;
}

.hero__scroll a {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-orange);
  transition: opacity 0.2s;
}

.hero__scroll a:hover {
  opacity: 0.8;
}

/* ===== Pain Points ===== */
.painpoints {
  background: var(--color-cream);
  padding: 120px 0 100px;
}

.painpoints__title {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.painpoints__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin-bottom: 48px;
}

.painpoints__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}

.painpoints__card {
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 12px;
  padding: 40px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 180px;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  background: var(--color-white);
}

.painpoints__card--highlight {
  background: var(--color-white);
  border-color: rgba(0,0,0,0.08);
}

.painpoints__card-title {
  font-weight: 500;
  margin-bottom: 0;
}

.painpoints__card-text {
  display: none;
}

.painpoints__cta {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.painpoints__cta em {
  color: var(--color-orange);
  font-style: italic;
}

/* ===== Transitie ===== */
.transitie {
  background: #EDE5ED;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.transitie__title {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.transitie__title em {
  color: var(--color-orange);
  font-style: italic;
}

/* ===== Waarom ===== */
.waarom {
  background: var(--color-cream);
  padding: var(--section-padding);
}

.waarom__title {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 60%;
  margin-bottom: 16px;
}

.waarom__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-light);
  max-width: 700px;
  margin-bottom: 56px;
  line-height: 1.7;
}

.waarom__features {
  display: flex;
  flex-direction: column;
  gap: 56px;
}

.waarom__feature {
  display: grid;
  grid-template-columns: 56px 1fr;
  grid-template-rows: auto auto;
  column-gap: 24px;
  row-gap: 10px;
}

.waarom__icon {
  grid-row: 1 / 3;
  padding-top: 4px;
}

.waarom__icon svg {
  width: 52px;
  height: 52px;
}

.waarom__feature h3 {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.25;
}

.waarom__feature p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
  max-width: 760px;
}

/* ===== Aanpak ===== */
.aanpak {
  background: #E8EAF4;
  padding: var(--section-padding);
}

.aanpak__title {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 70%;
  margin-bottom: 16px;
}

.aanpak__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 56px;
}

/* Aanpak Stepper */
.aanpak__stepper {
  margin-bottom: 48px;
}

.aanpak__stepper-track {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: relative;
  padding: 0 10px;
}

.aanpak__stepper-line {
  position: absolute;
  top: 20px;
  left: 30px;
  right: 30px;
  height: 3px;
  background: var(--color-orange);
  border-radius: 2px;
}

.aanpak__stepper-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  position: relative;
  z-index: 1;
  min-width: 0;
  flex: 1;
}

.aanpak__stepper-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 700;
  background: var(--color-white);
  color: var(--color-text);
  border: 2px solid rgba(0,0,0,0.15);
  flex-shrink: 0;
}

.aanpak__stepper-step--active .aanpak__stepper-number {
  background: var(--color-orange);
  color: var(--color-white);
  border-color: var(--color-orange);
}

.aanpak__stepper-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
  white-space: nowrap;
}

.aanpak__stepper-step--bold .aanpak__stepper-label {
  font-weight: 800;
}

.aanpak__stepper-tag {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-top: -4px;
}

/* Aanpak Card */
.aanpak__card {
  background: var(--color-cream);
  border-radius: 16px;
  padding: 48px;
  display: grid;
  grid-template-columns: 55% 1fr;
  gap: 40px;
  align-items: start;
}

.aanpak__card-main h3 {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
}

.aanpak__card-main p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
  max-width: 480px;
}

.aanpak__card-side-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 16px;
}

.aanpak__card-side ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.aanpak__card-side li {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.5;
  padding-left: 20px;
  position: relative;
}

.aanpak__card-side li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  background: var(--color-orange);
  border-radius: 50%;
}

/* ===== Hackathon ===== */
.hackathon {
  background: var(--color-cream);
  padding: var(--section-padding);
}

.hackathon__title {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 70%;
  margin-bottom: 16px;
}

.hackathon__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-light);
  max-width: 650px;
  margin-bottom: 48px;
  line-height: 1.7;
}

/* Hackathon two-column steps layout */
.hackathon__body {
  display: grid;
  grid-template-columns: 55% 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.hackathon__steps {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.hackathon__step {
  position: relative;
  padding-left: 8px;
}

.hackathon__step-number {
  position: absolute;
  top: -16px;
  left: -8px;
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 8rem;
  font-weight: 900;
  color: rgba(0,0,0,0.05);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.hackathon__step-content {
  position: relative;
  z-index: 1;
  padding-top: 24px;
}

.hackathon__step-content h3 {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.hackathon__step-content p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
  max-width: 480px;
}

.hackathon__body-image {
  border-radius: 16px;
  overflow: hidden;
  min-height: 360px;
}

.hackathon__body-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Hackathon Stats */
.hackathon__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
  padding: 40px 0;
}

.hackathon__stat {
  text-align: center;
}

.hackathon__stat-number {
  display: block;
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--color-orange);
  margin-bottom: 4px;
}

.hackathon__stat-label {
  font-size: 0.8rem;
  color: var(--color-text-light);
  line-height: 1.4;
}

.hackathon__cta-text {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  text-align: left;
}

.hackathon__cta-text a {
  font-family: var(--font-heading);
  font-style: italic;
  color: var(--color-orange);
  text-decoration: none;
}

.hackathon__cta-text a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ===== Tech Section ===== */
.techsection {
  background: var(--color-dark);
  padding: 120px 0;
  text-align: center;
}

.techsection__title {
  font-family: var(--font-heading);
  font-size: 4rem;
  color: var(--color-white);
  line-height: 1.2;
}

.techsection__title em {
  color: var(--color-orange);
  font-style: italic;
}

/* ===== Over Ons ===== */
.overons {
  background: var(--color-dark);
  padding: var(--section-padding);
  color: var(--color-white);
}

.overons .section-label {
  color: var(--color-orange);
}

.overons__inner {
  display: grid;
  grid-template-columns: 55% 1fr;
  gap: 60px;
  align-items: center;
}

.overons__title {
  font-family: 'Helvetica Neue', 'Inter', Arial, sans-serif;
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: 24px;
}

.overons__text {
  font-size: 0.95rem;
  color: var(--color-text-on-dark);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 560px;
}

.overons__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.overons__list li {
  font-size: 0.9rem;
  color: var(--color-text-on-dark);
  line-height: 1.6;
  padding-left: 28px;
  position: relative;
}

.overons__list li::before {
  content: '—';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-orange);
  font-weight: 700;
}

.overons__image {
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(135deg, #2a2a2a, #1a1a1a);
  min-height: 500px;
}

.overons__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== Closing CTA ===== */
.closing {
  background: #FF4C00;
  padding: 100px 0;
}

.closing__inner {
  text-align: center;
}

.closing__title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  line-height: 1.35;
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  color: var(--color-white);
}

.closing__title em {
  font-style: italic;
}

.btn--white {
  background: var(--color-white);
  color: #FF4C00;
}

.btn--white:hover {
  background: rgba(255,255,255,0.9);
  transform: translateY(-1px);
}

.closing__icon {
  margin-bottom: 32px;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-dark);
  padding: 60px 0 40px;
}

.footer__columns {
  display: grid;
  grid-template-columns: 35% 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 2px solid var(--color-orange);
}

.footer__brand-text {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
}

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

.footer__col a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  transition: color 0.2s;
}

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

.footer__bottom {
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer__copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 60px 24px;
  }

  .hero__title {
    font-size: 2.8rem;
  }

  .hero__image {
    order: -1;
  }

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

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

  .overons__image {
    order: -1;
    min-height: 300px;
  }

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

  .hackathon__body-image {
    min-height: 250px;
  }

  .hackathon__title {
    max-width: 100%;
  }

  .aanpak__stepper-label {
    font-size: 0.65rem;
  }

  .aanpak__stepper-number {
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
  }

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

  .header__nav {
    display: none;
  }

  .header__menu-toggle {
    display: flex;
  }

  .header__nav--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-dark);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

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

  .footer__bottom {
    text-align: center;
  }
}

@media (max-width: 600px) {
  .hero__title {
    font-size: 2rem;
  }

  .painpoints__title,
  .painpoints__cta {
    font-size: 2.2rem;
  }

  .waarom__title,
  .aanpak__title,
  .hackathon__title {
    font-size: 2.2rem;
    max-width: 100%;
  }

  .aanpak__card {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }

  .waarom__feature h3 {
    font-size: 1.4rem;
  }

  .transitie__title {
    font-size: 2.5rem;
  }

  .techsection__title {
    font-size: 2.2rem;
  }

  .closing__title {
    font-size: 1.6rem;
  }

  .painpoints__cta {
    font-size: 1.4rem;
  }

  .aanpak__timeline-step span {
    font-size: 0.7rem;
  }

  .hackathon__stats {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .hackathon__stat-number {
    font-size: 1.8rem;
  }

  .overons__title {
    font-size: 2.2rem;
  }

  .hackathon__cta-text {
    font-size: 2.2rem;
  }

  .hackathon__step-number {
    font-size: 5rem;
  }

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