.rsvp-page{background:#8ec9e5;color:var(--text-dark);min-height:100vh}.rsvp-wrapper{width:min(760px,calc(100% - 2rem));margin:0 auto;padding:2rem 0 3rem}.rsvp-back-link{display:inline-block;font-family:var(--font-display);font-weight:700;color:var(--pure-black);text-decoration:none;margin-bottom:1rem}.rsvp-card{background:var(--pure-white);border:var(--border-thin);border-radius:10px;padding:1.25rem;margin-bottom:1rem}.rsvp-intro{position:relative;padding-top:1.75rem}.rsvp-accent-bar{position:absolute;inset:0 0 auto;height:.55rem;border-radius:8px 8px 0 0;background:linear-gradient(90deg,#00b0ff,#4cc9ff)}.rsvp-title{margin:.25rem 0 .75rem;font-size:clamp(2rem,5vw,3rem);color:var(--pure-white);-webkit-text-stroke:1px var(--pure-black);text-shadow:3px 3px 0 var(--cyber-pink),6px 6px 0 #00BFFF}.rsvp-subtitle{font-family:var(--font-mono);font-size:clamp(1rem,2vw,1.2rem)}.rsvp-description{margin-top:.75rem}.rsvp-required-note{color:#d93025;margin-bottom:0;font-size:.95rem}.rsvp-label{display:block;font-family:var(--font-display);font-weight:700;font-size:1.1rem;margin-bottom:.75rem}.required{color:#d93025}.rsvp-help-text{font-size:.95rem;margin-top:-.35rem;margin-bottom:.75rem}.rsvp-input{width:100%;border:none;border-bottom:2px solid #bdbdbd;padding:.6rem .25rem;font-family:var(--font-body);font-size:1rem;background:transparent}.rsvp-input:focus{outline:none;border-bottom-color:#00b0ff}.attendee-dragger{display:flex;align-items:center;justify-content:flex-start;gap:1.75rem;-webkit-user-select:none;user-select:none;touch-action:none;border:2px solid var(--pure-black);background:#f7fbff;border-radius:10px;min-height:220px;padding:1.4rem 1.5rem}.attendee-track{width:18px;height:170px;border-radius:999px;background:linear-gradient(180deg,#00b0ff,#c996ff);border:2px solid var(--pure-black);position:relative}.attendee-thumb{position:absolute;left:50%;top:calc(100% - var(--thumb-position, 0%));width:30px;height:30px;transform:translate(-50%,-50%);border-radius:50%;border:3px solid var(--pure-black);background:var(--electric-lime);box-shadow:3px 3px 0 var(--pure-black)}.attendee-thumb:focus{outline:none;box-shadow:0 0 0 4px #00b0ff4d,3px 3px 0 var(--pure-black)}.attendee-readout{flex:1;min-height:140px;display:flex;align-items:center;justify-content:center;text-align:center;font-family:var(--font-mono);font-size:clamp(3.6rem,14vw,6rem);font-weight:700;color:var(--pure-black);border:none;border-radius:0;background:transparent;padding:0}.attendee-readout-box{min-width:120px;min-height:120px;display:flex;align-items:center;justify-content:center;border:2px solid var(--pure-black);border-radius:12px;background:var(--pure-white);box-shadow:4px 4px 0 var(--pure-black);padding:0 1rem}.rsvp-checkbox-grid{display:grid;gap:.75rem;grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}.rsvp-check-option{display:flex;align-items:center;gap:.5rem;font-family:var(--font-body);font-size:1rem}.rsvp-check-option input{width:1rem;height:1rem}.rsvp-age-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rsvp-age-chip{border:2px solid var(--pure-black);border-radius:10px;background:#f7fbff;padding:.75rem .9rem;min-height:58px;cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast),background var(--transition-fast),color var(--transition-fast)}.rsvp-age-chip:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 var(--pure-black)}.rsvp-age-chip input{position:absolute;opacity:0;width:0;height:0;pointer-events:none}.rsvp-age-chip span{font-weight:700;font-size:.98rem;line-height:1.25}.rsvp-age-chip.selected{color:var(--pure-black);box-shadow:4px 4px 0 var(--pure-black)}.rsvp-age-chip.selected[data-age="0-3"]{background:linear-gradient(135deg,#ffd6e8,#ff9fc9)}.rsvp-age-chip.selected[data-age="4-6"]{background:linear-gradient(135deg,#ffe7a3,#ffd158)}.rsvp-age-chip.selected[data-age="7-9"]{background:linear-gradient(135deg,#c9f7b8,#8ce56f)}.rsvp-age-chip.selected[data-age="10-12"]{background:linear-gradient(135deg,#b9f1ff,#66d9ff)}.rsvp-age-chip.selected[data-age="13-15"]{background:linear-gradient(135deg,#d8c4ff,#ab84ff)}.rsvp-age-chip.selected[data-age="16+"]{background:linear-gradient(135deg,#ffd2a8,#ff9d57)}.rsvp-age-count{margin-top:.85rem;margin-bottom:0;font-family:var(--font-mono);font-size:.95rem}.rsvp-source-grid{display:grid;gap:.6rem;grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:.75rem}.rsvp-source-chip{border:2px solid var(--pure-black);border-radius:999px;background:#f8f8f8;padding:.45rem .75rem;min-height:42px;display:flex;align-items:center;justify-content:center;text-align:center;cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast),background var(--transition-fast)}.rsvp-source-chip:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--pure-black)}.rsvp-source-chip input{position:absolute;opacity:0;width:0;height:0;pointer-events:none}.rsvp-source-chip span{font-size:.88rem;font-weight:700;line-height:1.1}.rsvp-source-chip.selected[data-source=facebook]{background:#9bd1ff}.rsvp-source-chip.selected[data-source=flyer]{background:#ffe49f}.rsvp-source-chip.selected[data-source=friend]{background:#bff2bf}.rsvp-source-chip.selected[data-source=school]{background:#dcc7ff}.rsvp-source-chip.selected[data-source=business]{background:#ffc9a8}.rsvp-source-chip.selected[data-source=other]{background:#ffd1df}.rsvp-optional-card{padding-top:1rem}.rsvp-optional-group{border:2px solid var(--pure-black);border-radius:10px;background:#f7fbff;padding:.85rem .9rem;margin-top:.75rem}.rsvp-optional-group summary{cursor:pointer;font-family:var(--font-display);font-weight:700;list-style:none;-webkit-user-select:none;user-select:none}.rsvp-optional-group summary::-webkit-details-marker{display:none}.rsvp-optional-group summary:after{content:"+";float:right;font-weight:900}.rsvp-optional-group[open] summary:after{content:"-"}.rsvp-optional-group[open]{background:var(--pure-white)}.rsvp-radio-stack{display:flex;flex-wrap:wrap;gap:.75rem 1.25rem;margin:.6rem 0 .75rem}.rsvp-radio-option{display:inline-flex;align-items:center;gap:.45rem;font-size:1rem}.rsvp-radio-option input{width:1rem;height:1rem}.rsvp-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1rem}#rsvp-submit-btn{background:linear-gradient(135deg,#00b0ff,#4cc9ff 45%,#ff6fd8);color:var(--pure-white);border-color:var(--pure-black);box-shadow:8px 8px 0 var(--pure-black),0 0 20px #4cc9ff73}#rsvp-submit-btn:hover{box-shadow:4px 4px 0 var(--pure-black),0 0 28px #ff6fd88c}#rsvp-submit-btn:disabled{opacity:.7;cursor:not-allowed}.rsvp-submit-state{font-family:var(--font-mono);margin:0;font-size:.95rem}.rsvp-submit-state.error{color:#b42318}.rsvp-submit-state.loading{color:#175cd3}.rsvp-success-panel{border-color:#00b0ff;position:relative;overflow:hidden}.rsvp-success-title{margin-bottom:.5rem;text-shadow:none}.rsvp-success-message{margin-bottom:.6rem}.rsvp-success-celebrate{font-family:var(--font-display);font-size:1.15rem;font-weight:700;margin-bottom:.5rem;animation:pulseCelebrate 1.2s ease-in-out infinite}.rsvp-redirect-note{font-family:var(--font-mono);font-size:.92rem;margin-bottom:.9rem}#redirect-countdown{font-weight:700}.rsvp-success-panel:after{content:"";position:absolute;width:10px;height:10px;border-radius:50%;pointer-events:none;opacity:.75}.rsvp-success-panel:after{bottom:14px;right:18px;background:#00b0ff;box-shadow:-18px 8px #ff6fd8,-34px -6px #cf0,-52px 10px #4cc9ff;animation:driftSparkle 2.8s linear infinite reverse}@keyframes pulseCelebrate{0%,to{transform:scale(1)}50%{transform:scale(1.04)}}@keyframes driftSparkle{0%{transform:translateY(0) rotate(0)}50%{transform:translateY(-4px) rotate(6deg)}to{transform:translateY(0) rotate(0)}}@media(max-width:768px){.rsvp-wrapper{width:calc(100% - 1rem);padding:1rem 0 2rem}.rsvp-card{padding:1rem}.rsvp-actions .btn{width:100%}.attendee-dragger{justify-content:space-between}.attendee-track{height:150px}.rsvp-age-grid{grid-template-columns:1fr}.rsvp-source-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rsvp-radio-stack{gap:.6rem 1rem}}