/* ============================================
   Helder — calm Dutch SaaS aesthetic
   light, type-led, generous whitespace
   ============================================ */

:root {
  --bg:        #fafaf7;
  --bg-soft:   #f0efe8;
  --ink:       #161614;
  --ink-2:     #4a4a44;
  --ink-3:     #8c8c84;
  --accent:    #2d4a3e;  /* deep moss green - Dutch garden vibe */
  --line:      rgba(22, 22, 20, 0.1);

  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans:  "Inter", -apple-system, sans-serif;

  --max: 1180px;
  --pad: clamp(20px, 4vw, 48px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

/* ============================================ NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 247, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.nav__logo-mark {
  width: 18px;
  height: 18px;
  background: var(--accent);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
}
.nav__links {
  display: flex;
  gap: 32px;
  font-size: 14px;
  font-weight: 500;
}
.nav__links a { color: var(--ink-2); transition: color 0.2s; }
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav__signin {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-2);
}
.nav__signin:hover { color: var(--ink); }

@media (max-width: 720px) {
  .nav__links { display: none; }
}

/* ============================================ BUTTONS */
.btn {
  display: inline-block;
  background: var(--ink);
  color: var(--bg);
  font-size: 15px;
  font-weight: 500;
  padding: 14px 22px;
  border-radius: 100px;
  transition: background 0.2s, transform 0.2s;
}
.btn:hover { background: var(--accent); transform: translateY(-1px); }
.btn--small { padding: 9px 16px; font-size: 13px; }
.btn--full { width: 100%; text-align: center; padding: 16px; }

.link-underline {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.link-underline:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================ HERO */
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(80px, 14vw, 160px) var(--pad) clamp(60px, 10vw, 100px);
  text-align: center;
}
.hero__eyebrow {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  margin-bottom: 28px;
}
.hero__title {
  font-family: var(--serif);
  font-size: clamp(54px, 9vw, 120px);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
}
.hero__title em {
  font-style: italic;
  color: var(--accent);
}
.hero__sub {
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 620px;
  margin: 0 auto 40px;
}
.hero__actions {
  display: flex;
  gap: 24px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.hero__note {
  font-size: 13px;
  color: var(--ink-3);
}

/* ============================================ NUMBERS */
.numbers {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(40px, 6vw, 64px) 0;
}
.numbers__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.numbers__item { text-align: center; }
.numbers__big {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--accent);
  margin-bottom: 8px;
}
.numbers__label {
  font-size: 14px;
  color: var(--ink-2);
}
@media (max-width: 600px) {
  .numbers__inner { grid-template-columns: 1fr; gap: 24px; }
}

/* ============================================ SECTIONS */
.section-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 600;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 56px;
}
.section-title em { font-style: italic; color: var(--accent); }

/* ============================================ FEATURES */
.features {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(80px, 12vw, 140px) var(--pad);
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(32px, 5vw, 56px);
}
.feature__num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}
.feature__title {
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
  line-height: 1.2;
}
.feature__desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-2);
}
@media (max-width: 820px) {
  .features__grid { grid-template-columns: 1fr; gap: 40px; }
}

/* ============================================ QUOTE */
.quote {
  background: var(--ink);
  color: var(--bg);
  padding: clamp(80px, 12vw, 140px) var(--pad);
  text-align: center;
}
.quote blockquote {
  max-width: 820px;
  margin: 0 auto;
}
.quote p {
  font-family: var(--serif);
  font-size: clamp(26px, 3.8vw, 44px);
  line-height: 1.3;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 40px;
}
.quote em { font-style: italic; }
.quote footer {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
}
.quote footer span:first-child { font-weight: 500; }
.quote__role { color: var(--ink-3); }

/* ============================================ PRICING */
.pricing {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(80px, 12vw, 140px) var(--pad);
  text-align: center;
}
.pricing__card {
  max-width: 460px;
  margin: 0 auto;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: left;
}
.pricing__top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 28px;
}
.pricing__name {
  font-family: var(--serif);
  font-size: 22px;
  font-style: italic;
}
.pricing__price {
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.pricing__currency {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--accent);
}
.pricing__amount {
  font-family: var(--serif);
  font-size: 52px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--accent);
}
.pricing__per { font-size: 14px; color: var(--ink-2); margin-left: 4px; }
.pricing__features {
  list-style: none;
  margin-bottom: 32px;
}
.pricing__features li {
  font-size: 14px;
  color: var(--ink-2);
  padding: 8px 0;
  position: relative;
  padding-left: 24px;
}
.pricing__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}
.pricing__note {
  text-align: center;
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 16px;
}

/* ============================================ ABOUT */
.about-helder {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(80px, 12vw, 140px) var(--pad);
  border-top: 1px solid var(--line);
}
.about-helder__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}
.about-helder__copy p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-2);
  margin-bottom: 20px;
}
.about-helder__copy a {
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
}
@media (max-width: 820px) {
  .about-helder__grid { grid-template-columns: 1fr; }
}

/* ============================================ FOOTER */
.footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  padding: 40px 0;
}
.footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer__name {
  font-family: var(--serif);
  font-size: 20px;
}
.footer__links {
  display: flex;
  gap: 24px;
  font-size: 14px;
}
.footer__links a { color: var(--ink-2); transition: color 0.2s; }
.footer__links a:hover { color: var(--ink); }
.footer__copy {
  font-size: 13px;
  color: var(--ink-3);
}