/* TiadaKesan theme: modern (Modern netral)
   DESIGN.md section 4, row `modern`. Ornament is whitespace plus one hairline
   rule under the names. No raster image, no webfont, no external request, no
   animation library. Custom properties per contract C3; nothing outside the
   .inv tree is styled apart from the canvas background on :root. */

:root {
  --inv-bg: #FAF8F5;
  --inv-ink: #22201C;
  --inv-muted: #6B655C;
  --inv-accent: #A16207;
  --inv-line: #E6E1D8;
  --inv-surface: #FFFFFF;
  --inv-font-display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --inv-font-body: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --inv-radius: 6px;
  color-scheme: light;
  background: var(--inv-bg);
}

.inv {
  max-width: 40rem;
  margin: 0 auto;
  padding: 0 24px 48px;
  background: var(--inv-bg);
  color: var(--inv-ink);
  font-family: var(--inv-font-body);
  font-size: 16px;
  line-height: 1.55;
  text-align: center;
}

.inv :focus-visible {
  outline: 2px solid var(--inv-accent);
  outline-offset: 2px;
}

/* Cover */

.inv .inv-cover {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 64px 0;
}

.inv .inv-cover-kicker {
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--inv-muted);
  margin: 0;
}

.inv .inv-names {
  font-family: var(--inv-font-display);
  font-size: clamp(34px, 11vw, 56px);
  line-height: 1.15;
  font-weight: 400;
  color: var(--inv-ink);
  margin: 0;
  padding-bottom: 24px;
  position: relative;
}

/* the one ornament: a hairline rule under the names */
.inv .inv-names::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 96px;
  margin-left: -48px;
  border-bottom: 1px solid var(--inv-line);
}

.inv .inv-date {
  font-size: 16px;
  letter-spacing: 0.06em;
  color: var(--inv-muted);
  margin: 0;
}

.inv .inv-to {
  font-size: 16px;
  color: var(--inv-muted);
  margin: 32px 0 0;
}

.inv .inv-to-name {
  display: block;
  margin-top: 8px;
  font-family: var(--inv-font-display);
  font-size: 24px;
  color: var(--inv-ink);
}

/* Sections */

.inv .inv-section {
  padding: 48px 0;
}

.inv .inv-section-title {
  font-family: var(--inv-font-display);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--inv-ink);
  margin: 0 0 24px;
}

/* Countdown */

.inv .inv-countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  max-width: 24rem;
  list-style: none;
  margin: 0 auto;
  padding: 0;
}

.inv .inv-cd-unit {
  padding: 12px 0;
}

.inv .inv-cd-num {
  display: block;
  font-family: var(--inv-font-display);
  font-size: 34px;
  line-height: 1.2;
  color: var(--inv-ink);
}

.inv .inv-cd-label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--inv-muted);
}

/* People */

.inv .inv-people {
  display: grid;
  gap: 48px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.inv .inv-person {
  margin: 0 auto;
  max-width: 28rem;
}

.inv .inv-person-name {
  font-family: var(--inv-font-display);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--inv-ink);
  margin: 0;
}

.inv .inv-person-parents {
  font-size: 16px;
  color: var(--inv-muted);
  margin: 8px 0 0;
}

/* Events */

.inv .inv-events {
  display: grid;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.inv .inv-event {
  margin: 0 auto;
  max-width: 28rem;
}

.inv .inv-event-name {
  font-family: var(--inv-font-display);
  font-size: 21px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--inv-ink);
  margin: 0 0 8px;
}

.inv .inv-event-time {
  display: block;
  font-size: 16px;
  color: var(--inv-ink);
}

.inv .inv-event-venue {
  display: block;
  margin-top: 4px;
  font-size: 16px;
  color: var(--inv-muted);
}

.inv .inv-event-map {
  display: inline-block;
  margin-top: 16px;
  color: var(--inv-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Gallery */

.inv .inv-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.inv .inv-gallery-item {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  overflow: hidden;
  border-radius: var(--inv-radius);
  background: var(--inv-line);
}

.inv .inv-gallery-item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* RSVP form */

.inv .inv-rsvp {
  display: grid;
  gap: 16px;
  text-align: left;
}

/* .inv-field is the wrapper div around a label and its control (contract C3), so the box
   belongs on the control, not on the wrapper. */
.inv .inv-field { display: block; }

.inv .inv-field input,
.inv .inv-field select,
.inv .inv-field textarea {
  display: block;
  width: 100%;
  min-height: 48px;
  margin-top: 8px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 16px;
  line-height: 1.4;
  color: var(--inv-ink);
  background: var(--inv-surface);
  border: 1px solid var(--inv-muted);
  border-radius: var(--inv-radius);
}

/* Buttons, after .inv-event-map so a map link that is also a button wins */

.inv .inv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  min-width: 44px;
  padding: 12px 24px;
  font-family: var(--inv-font-body);
  font-size: 16px;
  line-height: 1.2;
  color: var(--inv-surface);
  background: var(--inv-accent);
  border: 1px solid var(--inv-accent);
  border-radius: var(--inv-radius);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.inv .inv-btn:hover {
  background: var(--inv-ink);
  border-color: var(--inv-ink);
}

/* Gift */

.inv .inv-gift {
  padding: 24px;
  text-align: left;
  background: var(--inv-surface);
  border: 1px solid var(--inv-line);
  border-radius: var(--inv-radius);
}

.inv .inv-gift-warning {
  margin: 16px 0 0;
  padding: 12px;
  font-size: 16px;
  color: var(--inv-ink);
  background: var(--inv-line);
  border-radius: var(--inv-radius);
}

/* Share, watermark, footer */

.inv .inv-share {
  padding: 48px 0;
}

.inv .inv-wm {
  margin: 0;
  font-size: 16px;
  color: var(--inv-muted);
}

.inv .inv-footer {
  padding-top: 32px;
  font-size: 16px;
  color: var(--inv-muted);
}

@media (min-width: 768px) {
  .inv {
    padding: 0 32px 64px;
  }

  .inv .inv-people {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .inv .inv-gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .inv *,
  .inv *::before,
  .inv *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}