/* rsvp.css — 312 House event registration */
.rsvp-main { position: relative; overflow: hidden; }
.rsvp-main::before {
  content: ''; position: absolute; inset: -20% -10% auto auto; width: 60vw; height: 60vw; max-width: 760px; max-height: 760px;
  background: radial-gradient(circle, color-mix(in oklab, var(--color-accent) 12%, transparent), transparent 65%);
  filter: blur(40px); pointer-events: none; z-index: 0;
}
.rsvp-main::after {
  content: ''; position: absolute; top: -10%; left: -15%; width: 50vw; height: 50vw; max-width: 640px; max-height: 640px;
  background: radial-gradient(circle, color-mix(in oklab, var(--color-primary) 8%, transparent), transparent 65%);
  filter: blur(40px); pointer-events: none; z-index: 0;
}
.rsvp-hero, .rsvp-body { position: relative; z-index: 1; }
.rsvp-hero { padding-block: clamp(var(--space-10), 5vw, var(--space-16)) var(--space-8); }
.rsvp-title { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 600; letter-spacing: -0.025em; line-height: 1.05; margin-top: var(--space-4); max-width: 18ch; }
.rsvp-title em { font-style: normal; color: var(--color-text-muted); }
.rsvp-lead { color: var(--color-text-muted); max-width: 56ch; margin-top: var(--space-4); font-size: var(--text-base); }

/* Event picker */
.event-picker { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: var(--space-3); margin-top: var(--space-8); }
.ev-opt {
  position: relative; text-align: left; cursor: pointer; padding: var(--space-4) var(--space-5); border-radius: var(--radius-lg);
  border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text);
  transition: border-color var(--transition-interactive), background var(--transition-interactive), transform var(--transition-interactive);
  font: inherit; display: flex; flex-direction: column; gap: var(--space-2); min-height: 7.5rem;
}
.ev-opt:hover { border-color: var(--color-border-strong); transform: translateY(-2px); }
.ev-opt[aria-checked='true'] { border-color: var(--color-text); background: var(--color-surface-solid); box-shadow: 0 0 0 1px var(--color-text) inset; }
.ev-opt[aria-checked='true']::after { content: ''; position: absolute; bottom: var(--space-4); right: var(--space-4); width: 18px; height: 18px; border-radius: 50%; background: var(--color-text) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2307070b' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat; }
.ev-opt:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.ev-date { font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }
.ev-opt[aria-checked='true'] .ev-date { color: var(--color-text); }
.ev-name { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; line-height: 1.2; letter-spacing: -0.01em; }
.ev-tag { margin-top: auto; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-faint); }
.ev-opt[aria-checked='true'] .ev-tag { color: var(--color-text-muted); }
.ev-official { position: absolute; top: var(--space-3); right: var(--space-3); font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 2px 8px; border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); color: var(--color-text-muted); }

/* Layout */
.rsvp-body { padding-bottom: var(--space-24); }
.rsvp-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-8); align-items: start; }
@media (min-width: 960px) { .rsvp-grid { grid-template-columns: minmax(300px, 400px) 1fr; gap: var(--space-12); } .rsvp-details { position: sticky; top: 6rem; } }

.detail-card { border: 1px solid var(--color-border); background: var(--glass-bg); backdrop-filter: blur(14px); border-radius: var(--radius-xl); padding: var(--space-8); }
.detail-chip { display: inline-block; font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); border: 1px solid var(--color-border-strong); padding: 3px 10px; border-radius: var(--radius-full); }
.detail-title { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; margin-top: var(--space-4); }
.detail-desc { color: var(--color-text-muted); margin-top: var(--space-3); font-size: var(--text-sm); line-height: 1.6; }
.detail-meta { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4) var(--space-6); margin-top: var(--space-6); padding-top: var(--space-6); border-top: 1px solid var(--color-divider); }
.detail-meta dt { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-faint); }
.detail-meta dd { margin: var(--space-1) 0 0; font-size: var(--text-sm); font-weight: 500; line-height: 1.4; }
.detail-map { display: inline-flex; gap: 6px; margin-top: var(--space-5); font-size: var(--text-sm); color: var(--color-text); text-decoration: underline; text-underline-offset: 3px; font-weight: 500; }
.detail-h { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-faint); margin-top: var(--space-6); padding-top: var(--space-6); border-top: 1px solid var(--color-divider); font-weight: 500; }
.agenda { list-style: none; padding: 0; margin: var(--space-3) 0 0; display: grid; gap: var(--space-3); }
.agenda li { display: grid; grid-template-columns: 4.6rem 1fr; gap: var(--space-3); font-size: var(--text-sm); line-height: 1.45; }
.agenda .t { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-text-muted); padding-top: 1px; }
.detail-small { margin-top: var(--space-3); font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.55; }
.detail-note { margin-top: var(--space-4); font-size: var(--text-xs); color: var(--color-text-faint); line-height: 1.6; padding-inline: var(--space-2); }

/* Form */
.rsvp-form-wrap { border: 1px solid var(--color-border); background: var(--color-surface-solid); border-radius: var(--radius-xl); padding: clamp(var(--space-6), 4vw, var(--space-10)); }
.step { border: 0; padding: 0; margin: 0 0 var(--space-10); display: grid; gap: var(--space-5); min-width: 0; }
.step legend { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 600; letter-spacing: -0.015em; margin-bottom: var(--space-5); display: flex; align-items: center; gap: var(--space-3); padding: 0; }
.step-n { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-text-muted); border: 1px solid var(--color-border-strong); border-radius: var(--radius-full); padding: 2px 9px; letter-spacing: 0.06em; }
.row-2 { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
@media (min-width: 640px) { .row-2 { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: var(--space-2); min-width: 0; }
.field label, .field .label { font-size: var(--text-sm); font-weight: 500; color: var(--color-text); }
.req { color: var(--color-primary); }
.opt { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-faint); margin-left: 4px; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: var(--text-sm); color: var(--color-text); background: var(--color-surface);
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-md); padding: 0.8rem 0.95rem; min-height: 2.9rem;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239b9aa8' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.95rem center; padding-right: 2.4rem; }
.field select option { background: var(--color-surface-solid); color: var(--color-text); }
.field textarea { resize: vertical; min-height: 8rem; line-height: 1.55; }
.field input::placeholder, .field textarea::placeholder { color: var(--color-text-faint); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-primary) 22%, transparent); }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #ff4d6d; }
.err { min-height: 0; font-size: var(--text-xs); color: #ff6b84; margin: 0; }
.err:empty { display: none; }
.field-foot { display: flex; justify-content: space-between; gap: var(--space-3); align-items: start; }
.count { margin-left: auto; font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-text-faint); white-space: nowrap; }
.count.ok { color: #3ecf8e; }

.chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { display: inline-block; font-size: var(--text-sm); padding: 0.55rem 0.95rem; border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); color: var(--color-text-muted); transition: all var(--transition-interactive); }
.chip:hover span { border-color: var(--color-text-muted); color: var(--color-text); }
.chip input:checked + span { border-color: var(--color-text); color: var(--color-bg); background: var(--color-text); }
.chip input:focus-visible + span { outline: 2px solid var(--color-primary); outline-offset: 2px; }

.check { display: flex; gap: var(--space-3); align-items: flex-start; cursor: pointer; font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.5; }
.check input { width: 1.1rem; height: 1.1rem; margin-top: 0.15rem; accent-color: var(--color-primary); flex-shrink: 0; }
.field-check { align-content: end; padding-bottom: 0.7rem; }
.agree { padding: var(--space-4); border: 1px dashed var(--color-border-strong); border-radius: var(--radius-md); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-actions { display: grid; gap: var(--space-3); padding-top: var(--space-6); border-top: 1px solid var(--color-divider); }
.btn-submit { justify-content: center; width: 100%; min-height: 3.2rem; font-size: var(--text-base); }
.btn-submit[disabled] { opacity: 0.6; cursor: progress; transform: none; }
.form-msg { font-size: var(--text-sm); color: #ff6b84; margin: 0; }
.form-msg:empty { display: none; }
.privacy { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.04em; color: var(--color-text-faint); text-align: center; margin: 0; }

.rsvp-success { text-align: center; padding: var(--space-12) var(--space-4); display: grid; justify-items: center; gap: var(--space-4); }
.rsvp-success[hidden] { display: none; }
.success-mark { width: 4rem; height: 4rem; color: var(--color-accent-2); }
.rsvp-success h2 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 600; letter-spacing: -0.02em; }
.rsvp-success p { color: var(--color-text-muted); max-width: 46ch; }
.success-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: center; margin-top: var(--space-4); }

.rsvp-footer { padding-block: var(--space-8); position: relative; z-index: 1; }
@media (max-width: 520px) {
  .event-picker { grid-template-columns: 1fr 1fr; }
  .ev-opt { min-height: 6.5rem; padding: var(--space-3) var(--space-4); }
  .ev-name { font-size: 0.95rem; }
  .detail-card { padding: var(--space-6); }
  .detail-meta { grid-template-columns: 1fr; }
  .success-actions .btn { width: 100%; justify-content: center; }
}

/* ===== Avoca-style light blueprint theme ===== */
body.rsvp-page {
  --blue: #4472c4; --blue-hover: #3760a8; --blue-soft: #e8eef8; --ink: #111827; --ink-2: #4b5563; --ink-3: #6b7280; --grid: rgba(68,114,196,.10);
  --color-primary: #4472c4; --color-primary-hover: #3760a8;
  --color-bg: #f4f7fb; --color-text: #111827; --color-text-muted: #4b5563; --color-text-faint: #8a93a3;
  --color-border: #dfe5ee; --color-border-strong: #cbd4e1; --color-divider: #e5eaf1; --color-surface: #f8fafc; --color-surface-solid: #ffffff;
  --glass-bg: #ffffff;
  background: var(--color-bg); color: var(--ink);
}
.rsvp-page .rsvp-main::before, .rsvp-page .rsvp-main::after { display: none; }

.announce { background: var(--blue); color: #fff; font-size: var(--text-sm); display: flex; align-items: center; justify-content: center; gap: var(--space-3); padding: 0.55rem 2.75rem; position: relative; text-align: center; flex-wrap: wrap; }
.announce a { color: #fff; text-decoration: underline; text-underline-offset: 3px; font-weight: 500; }
.announce-x { position: absolute; right: var(--space-4); top: 50%; transform: translateY(-50%); background: none; border: 0; color: #fff; font-size: 1.2rem; cursor: pointer; opacity: .85; }

.rsvp-page .header { background: rgba(244,247,251,.92); border-bottom: 1px solid var(--color-divider); }
.rsvp-page .brand-name { color: var(--ink); }
.rsvp-page .brand-name b { color: #ff5a1f; }
.rsvp-page .brand-logo rect, .rsvp-page .brand-logo path { stroke: #ff5a1f; }
.rsvp-nav { display: none; gap: var(--space-8); margin-right: auto; margin-left: var(--space-10); }
.rsvp-nav a { color: var(--ink); font-size: var(--text-base); font-weight: 500; }
.rsvp-nav a:hover { color: var(--blue); }
@media (min-width: 900px) { .rsvp-nav { display: flex; } }
.rsvp-head-actions { display: flex; align-items: center; gap: var(--space-4); }

/* Bracket button + solid button */
.bk-btn { position: relative; display: inline-flex; align-items: center; justify-content: center; font: inherit; font-size: var(--text-base); color: var(--ink); background: transparent; border: 0; padding: 0.7rem 1.3rem; cursor: pointer; }
.bk-btn::before, .bk-btn::after { content: ''; position: absolute; inset: 0; pointer-events: none; border: 1.5px solid #9aa6b8; transition: border-color var(--transition-interactive), inset var(--transition-interactive); }
.bk-btn::before { clip-path: polygon(0 0, 10px 0, 10px 1.5px, 1.5px 1.5px, 1.5px 10px, 0 10px, 0 calc(100% - 10px), 1.5px calc(100% - 10px), 1.5px calc(100% - 1.5px), 10px calc(100% - 1.5px), 10px 100%, 0 100%); }
.bk-btn::after { clip-path: polygon(100% 0, calc(100% - 10px) 0, calc(100% - 10px) 1.5px, calc(100% - 1.5px) 1.5px, calc(100% - 1.5px) 10px, 100% 10px, 100% calc(100% - 10px), calc(100% - 1.5px) calc(100% - 10px), calc(100% - 1.5px) calc(100% - 1.5px), calc(100% - 10px) calc(100% - 1.5px), calc(100% - 10px) 100%, 100% 100%); }
.bk-btn:hover { color: var(--blue); }
.bk-btn:hover::before, .bk-btn:hover::after { border-color: var(--blue); inset: -3px; }
.solid-btn { display: inline-flex; align-items: center; justify-content: center; background: var(--blue); color: #fff; font-size: var(--text-base); font-weight: 500; padding: 0.7rem 1.3rem; border-radius: 3px; transition: background var(--transition-interactive), transform var(--transition-interactive); }
.solid-btn:hover { background: var(--blue-hover); }
.solid-btn--lg, .bk-btn--lg { font-size: 1.05rem; padding: 0.85rem 1.4rem; }
@media (max-width: 560px) { .rsvp-head-actions .bk-btn { display: none; } }

/* Hero */
.rsvp-page .rsvp-hero {
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
  background-color: #f4f7fb;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(rgba(68,114,196,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(68,114,196,.05) 1px, transparent 1px);
  background-size: 80px 80px, 80px 80px, 16px 16px, 16px 16px;
  border-bottom: 1px solid var(--color-divider);
}
.hero-frame { position: relative; padding-block: var(--space-12); }
.corner { position: absolute; width: 12px; height: 12px; border-color: var(--blue); border-style: solid; border-width: 0; }
.corner.tl { top: 0; left: clamp(var(--space-2), 2vw, var(--space-6)); border-top-width: 1.5px; border-left-width: 1.5px; }
.corner.tr { top: 0; right: clamp(var(--space-2), 2vw, var(--space-6)); border-top-width: 1.5px; border-right-width: 1.5px; }
.corner.bl { bottom: 0; left: clamp(var(--space-2), 2vw, var(--space-6)); border-bottom-width: 1.5px; border-left-width: 1.5px; }
.corner.br { bottom: 0; right: clamp(var(--space-2), 2vw, var(--space-6)); border-bottom-width: 1.5px; border-right-width: 1.5px; }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-12); align-items: center; }
@media (min-width: 1000px) { .hero-grid { grid-template-columns: 1fr 1.05fr; gap: var(--space-10); } }
.hero-kicker { display: inline-block; font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: .12em; text-transform: uppercase; color: var(--blue); background: var(--blue-soft); padding: 0.35rem 0.7rem; border-radius: 3px; }
.hero-h1 { font-family: 'Oswald', 'Arial Narrow', sans-serif; font-weight: 600; text-transform: uppercase; font-size: clamp(2.6rem, 1.4rem + 4.2vw, 4.6rem); line-height: 1.05; letter-spacing: 0; color: var(--ink); margin-top: var(--space-5); text-wrap: balance; }
.hero-h1 .hl { color: var(--blue); }
.hero-p { color: var(--ink-3); font-size: 1.15rem; line-height: 1.6; margin-top: var(--space-6); max-width: 44ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: var(--space-8); align-items: center; }

.hero-visual { position: relative; padding-left: clamp(0px, 5vw, 4.5rem); }
.hero-photo { background: #fff; padding: 4px; border-radius: 10px; box-shadow: 0 20px 50px -20px rgba(17,24,39,.35); border: 1px solid #e5e7eb; }
.hero-photo img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 7px; background: #dbe3ef; }
.badge { position: absolute; left: 0; display: flex; align-items: center; gap: var(--space-3); background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 0.7rem 1.1rem 0.7rem 0.75rem; box-shadow: 0 12px 30px -12px rgba(17,24,39,.3); }
.badge b { display: block; font-size: 1rem; font-weight: 600; color: var(--ink); white-space: nowrap; }
.badge small { display: block; font-size: 0.85rem; color: var(--ink-3); white-space: nowrap; }
.badge-ic { width: 2.4rem; height: 2.4rem; border-radius: 7px; background: var(--blue-soft); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.badge-ic svg { width: 1.15rem; height: 1.15rem; fill: none; stroke: var(--blue); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.badge.b1 { top: 22%; transform: rotate(-2.5deg); }
.badge.b2 { top: 48%; transform: rotate(1.5deg); left: -0.5rem; }
.badge.b3 { top: 74%; transform: rotate(-1.5deg); }
@media (max-width: 999px) {
  .hero-visual { padding-left: 0; }
  .badge { position: static; transform: none !important; margin-top: var(--space-3); }
  .hero-visual { display: grid; gap: 0; }
}

/* Event chips (Avoca industry pills) */
.rsvp-page .event-picker { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-12); grid-template-columns: none; justify-content: flex-start; }
@media (min-width: 1000px) { .rsvp-page .event-picker { justify-content: flex-end; } }
.ev-chip { font: inherit; font-size: var(--text-sm); color: var(--ink-2); background: #fff; border: 1px solid var(--color-border); border-radius: 4px; padding: 0.6rem 1rem; cursor: pointer; display: inline-flex; align-items: center; gap: 0.5rem; transition: all var(--transition-interactive); }
.ev-chip:hover { border-color: var(--blue); color: var(--ink); }
.ev-chip[aria-checked='true'] { color: var(--blue); border-color: var(--blue); background: var(--blue-soft); box-shadow: 0 0 0 1px var(--blue) inset; }
.ev-chip:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.ev-chip-d { font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-3); }
.ev-chip[aria-checked='true'] .ev-chip-d { color: var(--blue); }
.ev-chip-o { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: .08em; text-transform: uppercase; color: #fff; background: var(--blue); padding: 1px 6px; border-radius: 3px; }

/* Body on light */
.rsvp-page .rsvp-body { padding-top: var(--space-16); background: #fff; }
.rsvp-page .detail-card { background: #f8fafc; backdrop-filter: none; border-color: var(--color-border); border-radius: 10px; }
.rsvp-page .rsvp-form-wrap { border-radius: 10px; box-shadow: 0 20px 50px -30px rgba(17,24,39,.25); }
.rsvp-page .field input, .rsvp-page .field select, .rsvp-page .field textarea { background: #fff; border-radius: 4px; }
.rsvp-page .field input:focus, .rsvp-page .field select:focus, .rsvp-page .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(68,114,196,.18); }
.rsvp-page .btn-submit { background: var(--blue); border-radius: 4px; box-shadow: none; color: #fff; }
.rsvp-page .btn-submit:hover { background: var(--blue-hover); box-shadow: none; }
.rsvp-page .chip input:checked + span { background: var(--blue); border-color: var(--blue); color: #fff; }
.rsvp-page .req { color: var(--blue); }
.rsvp-page .detail-title, .rsvp-page .step legend { font-family: var(--font-body); }
.rsvp-page .rsvp-success .btn--primary { background: var(--blue); box-shadow: none; }
.rsvp-page .rsvp-footer { background: #fff; border-top: 1px solid var(--color-divider); }
.rsvp-page .success-mark { color: var(--blue); }
.hero-h1 { font-size: clamp(2.5rem, 1.3rem + 3.6vw, 4.25rem); }
@media (min-width: 1000px) { .rsvp-page .event-picker { justify-content: space-between; flex-wrap: nowrap; gap: var(--space-2); } .ev-chip { flex: 1 1 auto; justify-content: center; white-space: nowrap; padding: 0.6rem 0.8rem; } }
@media (max-width: 999px) { .rsvp-page .event-picker { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; } .ev-chip { white-space: nowrap; flex-shrink: 0; } }