:root {
  --bg: #f5f4f0;
  --surface: #ffffff;
  --surface2: #f9f8f5;
  --border: #ddd9d0;
  --border2: #e8e5de;
  --green: #3a6b3a;
  --green-dim: #5a8a5a;
  --green-bg: #edf4ed;
  --text: #1a1f17;
  --text-dim: #6b7468;
  --text-muted: #9ba89a;
  --danger: #c0392b;
  --danger-bg: #fdf2f0;
  --success: #2e7d32;
  --gold: #8a6e2f;
  --shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, .08);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding-bottom: 80px;
}

/* ── Header ── */
.header {
  background: var(--green);
  padding: 48px 20px 36px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 900 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolygon points='0,120 150,40 280,80 420,10 560,70 680,25 820,60 900,20 900,120' fill='rgba(255,255,255,.06)'/%3E%3Cpolygon points='0,120 100,60 220,95 360,35 500,85 640,45 780,75 900,30 900,120' fill='rgba(255,255,255,.04)'/%3E%3C/svg%3E") bottom / cover no-repeat;
  pointer-events: none;
}

.header-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: .02em;
  position: relative;
  z-index: 1;
  margin-bottom: 6px;
}

.header-sub {
  font-size: .82rem;
  color: rgba(255, 255, 255, .65);
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 300;
  position: relative;
  z-index: 1;
}

/* ── Event strip ── */
.event-strip {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: center;
}

.event-wrapper {
  max-width: 680px;
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  flex: auto;
  gap: 10px;
  padding: 10px 0;
}

.event-wrapper .logo {
  height: 200px;
}

.event-strip-inner {
  display: flex;
  flex-direction: column;
  gap: 25px;
  flex-wrap: wrap;
  flex: auto;
}

.ev-item .lbl {
  font-size: .6rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  /* color: var(--text-muted); */
  color: var(--text-dim);
}

.ev-item .val {
  font-size: .88rem;
  font-weight: 500;
  color: var(--green);
  margin-top: 2px;
}

/* ── Layout ── */
.container {
  max-width: 720px;
  margin: 0 auto;
  padding: min(28px, 2%) min(20px, 2%) 0;
}

/* ── Section ── */
.section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px 26px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.section-title {
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border2);
  display: flex;
  align-items: center;
  gap: 7px;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 12px;
  background: var(--green);
  border-radius: 2px;
}

.mute-text {
  color: var(--text-muted)
}

/* ── Fields ── */
.grid-3 {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 12px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.span-2 {
  grid-column: span 2;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 2;
}

.field label {
  font-size: .7rem;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: .03em;
}

.field label .req {
  color: var(--danger);
  margin-left: 2px;
}

.field input,
.field textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
  padding: 9px 12px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  width: 100%;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(58, 107, 58, .1);
  background: #fff;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--text-muted);
}

.field input[readonly],
.field textarea[readonly] {
  opacity: .6;
  cursor: default;
  background: var(--border2);
}

.field .err {
  font-size: .67rem;
  color: var(--danger);
  display: none;
  margin-top: 2px;
}

.field.invalid input,
.field.invalid textarea {
  border-color: var(--danger);
  background: var(--danger-bg);
}

.field.invalid .err {
  display: block;
}

@media(max-width:560px) {

  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: span 1;
  }

  .section {
    padding: 18px 16px;
  }

  .event-wrapper {
    flex-direction: column;
    align-items: flex-start;
    padding: 12px 16px;
  }

  .event-wrapper .logo {
    align-self: center;
  }
}

/* ── Participants ── */
.p-row {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  margin-bottom: 7px;
  animation: rowIn .2s ease;
  display: flex;
  flex-direction: row;
  gap: 10px;
  align-items: center;
}

.p-row-fields {
  gap: 6px;
  display: flex;
  flex: auto;
}

.p-row-field-inline-group {
  gap: 6px;
  display: flex;
}

.p-row-bottom {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

@keyframes rowIn {
  from {
    opacity: 0;
    transform: translateY(-4px)
  }

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

.p-idx {
  font-size: .72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
}

.p-age-field {
  background: var(--border2);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: .85rem;
  text-align: center;
  padding: 9px 6px;
  color: var(--text-dim);
  font-family: 'Inter', sans-serif;
  cursor: default;
  outline: none;
}

.p-age-field.has-val {
  color: var(--text);
  font-weight: 500;
}

.p-del-btn {
  background: none;
  border: none;
  color: #c9b8b8;
  font-size: 1rem;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: color .15s, background .15s;
  line-height: 1;
}

.p-del-btn:hover {
  color: var(--danger);
  background: var(--danger-bg);
}

.p-count {
  text-align: right;
  font-size: .72rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.p-count strong {
  color: var(--green);
}

.btn-add {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  padding: 10px;
  background: none;
  border: 1.5px dashed var(--border);
  border-radius: 6px;
  color: var(--text-dim);
  font-family: 'Inter', sans-serif;
  font-size: .82rem;
  cursor: pointer;
  transition: all .15s;
  margin-top: 4px;
}

.btn-add:hover {
  border-color: var(--green);
  color: var(--green);
  background: var(--green-bg);
}

@media(max-width:560px) {

  .p-row-fields {
    flex-direction: column;
  }
}

/* ── Declarations ── */
.decl-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.decl {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 13px 14px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  background: var(--surface2);
}

.decl:hover {
  border-color: var(--green-dim);
  background: var(--green-bg);
}

.decl.invalid {
  border-color: var(--danger);
  background: var(--danger-bg);
}

.decl input[type=checkbox] {
  width: 16px;
  height: 16px;
  min-width: 16px;
  accent-color: var(--green);
  margin-top: 2px;
  cursor: pointer;
}

.decl span {
  font-size: .82rem;
  line-height: 1.6;
  color: var(--text-dim);
}

.decl-note {
  font-size: .68rem;
  color: var(--text-muted);
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.decl-note::before {
  content: 'ℹ';
  font-size: .75rem;
}

/* ── Buttons ── */
#confirmCancelArea {
  display: flex;
  gap: 10px;
}

.btn-submit {
  display: block;
  width: 100%;
  padding: 15px;
  background: var(--green);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: .03em;
  cursor: pointer;
  transition: background .15s, transform .1s;
  box-shadow: 0 2px 8px rgba(58, 107, 58, .25);
}

.btn-submit:hover {
  background: #2e5630;
}

.btn-submit:active {
  transform: scale(.99);
}

.btn-submit:disabled {
  background: var(--border);
  color: var(--text-muted);
  cursor: not-allowed;
  box-shadow: none;
}

.btn-confirm {
  display: block;
  width: 100%;
  padding: 14px;
  background: #fff;
  border: 2px solid var(--green);
  border-radius: 8px;
  color: var(--green);
  font-family: 'Inter', sans-serif;
  font-size: .92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  margin-top: 10px;
}

.btn-confirm:hover {
  background: var(--green-bg);
}

.btn-confirm:disabled {
  border-color: var(--border);
  color: var(--text-muted);
  cursor: not-allowed;
  background: #fff;
}

.btn-cancel {
  display: block;
  width: 100%;
  padding: 14px;
  background: #fff;
  border: 2px solid var(--danger);
  border-radius: 8px;
  color: var(--danger);
  font-family: 'Inter', sans-serif;
  font-size: .92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  margin-top: 10px;
}

.btn-cancel:hover {
  background: var(--danger-bg);
}

.btn-cancel:disabled {
  border-color: var(--border);
  color: var(--text-muted);
  cursor: not-allowed;
  background: #fff;
}

@media(max-width:560px) {

  #confirmCancelArea {
    flex-direction: column;
    gap: 0;
  }

  .btn-confirm,
  .btn-cancel {
    width: 100%;
  }
}

/* ── Edit banner ── */
.edit-banner {
  display: none;
  align-items: center;
  gap: 12px;
  background: #fffbeb;
  border: 1px solid #f59e0b;
  border-radius: 8px;
  padding: 13px 16px;
  margin-bottom: 16px;
}

.edit-banner.show {
  display: flex;
}

.edit-banner strong {
  font-size: .84rem;
  color: #92400e;
  display: block;
  margin-bottom: 1px;
}

.edit-banner small {
  font-size: .74rem;
  color: #a16207;
}

.status-pill {
  margin-left: auto;
  white-space: nowrap;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.pill-pending {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fbbf24;
}

.pill-confirmed {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #34d399;
}

.pill-cancelled {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #f87171;
}

/* ── Loading ── */
#overlay {
  position: fixed;
  inset: 0;
  background: rgba(245, 244, 240, .85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

#overlay.show {
  display: flex;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}


/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(70px);
  background: var(--text);
  color: #fff;
  padding: 11px 20px;
  border-radius: 6px;
  font-size: .83rem;
  font-weight: 500;
  transition: transform .3s ease;
  z-index: 999;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
}

#toast.show {
  transform: translateX(-50%) translateY(0);
}

#toast.success {
  background: var(--success);
}

#toast.error {
  background: var(--danger);
}