:root {
  color-scheme: light;
  --cp-bg: #f7f4ef;
  --cp-bg-elevated: #fcfbf8;
  --cp-surface: #ffffff;
  --cp-surface-soft: #f5f5f5;
  --cp-border: #dedede;
  --cp-border-strong: #919191;
  --cp-text: #242424;
  --cp-text-muted: #5c5c5c;
  --cp-text-soft: #6f6f6f;
  --cp-accent: #b11f4b;
  --cp-accent-hover: #9a1a41;
  --cp-accent-soft: rgba(177, 31, 75, 0.08);
  --cp-accent-fg: #ffffff;
  --cp-success: #16a34a;
  --cp-danger: #dc2626;
  --cp-warning: #f59e0b;
  --cp-link: #0078d4;
  --cp-shadow: 0 18px 48px rgba(0, 0, 0, 0.12);
  --cp-overlay: rgba(255, 255, 255, 0.8);
  --cp-panel: rgba(255, 255, 255, 0.86);
  --cp-panel-strong: rgba(255, 255, 255, 0.96);
  --cp-sheen: rgba(255, 255, 255, 0.55);
  --cp-highlight: rgba(177, 31, 75, 0.12);
}
html[data-theme="dark"] {
  color-scheme: dark;
  --cp-bg: #3d3b3a;
  --cp-bg-elevated: #343231;
  --cp-surface: #292929;
  --cp-surface-soft: #2e2e2e;
  --cp-border: #474747;
  --cp-border-strong: #5f5f5f;
  --cp-text: #dedede;
  --cp-text-muted: #919191;
  --cp-text-soft: #b0b0b0;
  --cp-accent: #fd8ea1;
  --cp-accent-hover: #fb7b91;
  --cp-accent-soft: rgba(253, 142, 161, 0.14);
  --cp-accent-fg: #1a1a1a;
  --cp-success: #4ade80;
  --cp-danger: #f87171;
  --cp-warning: #fbbf24;
  --cp-link: #4da6ff;
  --cp-shadow: 0 18px 48px rgba(0, 0, 0, 0.32);
  --cp-overlay: rgba(41, 41, 41, 0.88);
  --cp-panel: rgba(41, 41, 41, 0.72);
  --cp-panel-strong: rgba(41, 41, 41, 0.96);
  --cp-sheen: rgba(255, 255, 255, 0.04);
  --cp-highlight: rgba(253, 142, 161, 0.12);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--cp-bg);
  color: var(--cp-text);
  font-family: "Segoe UI", Aptos, Calibri, -apple-system, BlinkMacSystemFont, sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

button,
.hero-link {
  min-height: 44px;
  border: 0;
  border-radius: 0.625rem;
  background: var(--cp-accent);
  color: var(--cp-accent-fg);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  padding: 0 1rem;
  text-decoration: none;
}

button:hover,
.hero-link:hover {
  background: var(--cp-accent-hover);
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
  color: var(--cp-text);
  padding: 0.8rem 0.9rem;
}

label,
legend {
  color: var(--cp-text-muted);
  font-weight: 700;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background: linear-gradient(var(--cp-overlay), var(--cp-overlay)), url("https://images.unsplash.com/photo-1414235077428-338989a2e8c0?auto=format&fit=crop&w=1800&q=80") center / cover;
}

.login-panel {
  width: min(100%, 30rem);
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-panel-strong);
  box-shadow: var(--cp-shadow);
  padding: clamp(1.25rem, 4vw, 2rem);
}

.login-panel h1,
.hero h1,
.section-copy h2 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.04;
}

.login-panel h1 {
  font-size: clamp(2.25rem, 8vw, 4rem);
}

.login-form {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
}

.hero {
  min-height: 88vh;
  display: grid;
  align-items: end;
  position: relative;
  overflow: hidden;
  padding: clamp(1rem, 4vw, 3rem);
}

.hero-media {
  position: absolute;
  inset: 0;
  background: linear-gradient(var(--cp-sheen), var(--cp-sheen)), url("/achtergrond.png") center / cover;
}

.hero-content {
  position: relative;
  width: min(100%, 52rem);
  padding-block: 6rem 3rem;
}

.hero h1 {
  font-size: clamp(2.35rem, 8vw, 5.6rem);
  max-width: 11ch;
}

.lead {
  color: var(--cp-text-muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.55;
  max-width: 42rem;
}

.eyebrow {
  color: var(--cp-accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 0.5rem;
  text-transform: uppercase;
}

.content-band,
.planner {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 5rem) 0;
}

.gift-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(18rem, 1.1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}

.section-copy h2 {
  font-size: clamp(2rem, 5vw, 3.7rem);
}

.section-copy p:not(.eyebrow) {
  color: var(--cp-text-muted);
  font-size: 1.08rem;
  line-height: 1.65;
}

.gift-facts,
.responses,
.planner-form {
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 0 1px var(--cp-sheen);
}

.gift-facts {
  display: grid;
  gap: 0;
  overflow: hidden;
}

.gift-facts div {
  display: grid;
  gap: 0.25rem;
  padding: 1.15rem;
  border-bottom: 1px solid var(--cp-border);
}

.gift-facts div:last-child {
  border-bottom: 0;
}

.gift-facts span,
.response-time {
  color: var(--cp-text-soft);
  font-size: 0.86rem;
}

.gift-facts strong {
  font-size: 1.05rem;
}

.planner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
}

.planner .section-copy {
  grid-column: 1 / -1;
}

.planner-form {
  display: grid;
  gap: 0.9rem;
  padding: clamp(1rem, 3vw, 1.5rem);
}

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

.date-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.date-option {
  min-height: 5.2rem;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface-soft);
  color: var(--cp-text);
  cursor: pointer;
  display: grid;
  gap: 0.15rem;
  padding: 0.9rem;
}

.date-option input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
}

.date-option:has(input:checked) {
  border-color: var(--cp-success);
  background: color-mix(in srgb, var(--cp-success) 15%, var(--cp-surface));
}

.date-option strong {
  font-size: 1.02rem;
}

.date-option span {
  color: var(--cp-text-muted);
  font-size: 0.92rem;
}

.responses {
  align-self: start;
  padding: clamp(1rem, 3vw, 1.5rem);
}

.responses h3 {
  margin: 0 0 1rem;
  font-size: 1.25rem;
}

.responses-list {
  display: grid;
  gap: 0.75rem;
}

.response-item {
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface-soft);
  padding: 0.9rem;
}

.response-item strong,
.response-item p {
  display: block;
  margin: 0 0 0.35rem;
}

.response-item ul {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
}

.form-message {
  min-height: 1.4rem;
  color: var(--cp-danger);
  margin: 0;
}

.form-message.success {
  color: var(--cp-success);
}

@media (max-width: 780px) {
  .input-row,
  .gift-band,
  .planner,
  .date-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 82vh;
  }

  .hero h1 {
    max-width: 12ch;
  }
}