/* ============================================================
   TXU Events — Check-in scanner
   Staff-facing camera scanner page. Loaded only via [txu_check_in].
   ============================================================ */

.txu-checkin {
	max-width: 760px;
	margin: 0 auto;
	padding: 2rem 1.5rem 4rem;
}

/* ---------------- Gates (login + denied) ---------------- */
.txu-checkin-gate {
	display: grid;
	place-items: center;
	min-height: 60vh;
}
.txu-checkin-gate-card {
	background: #fff;
	border: 1px solid var(--txu-rule);
	border-radius: 4px;
	border-top: 3px solid var(--txu-gold-500);
	padding: 2.5rem 2rem 2rem;
	max-width: 460px;
	text-align: center;
	box-shadow: 0 12px 32px rgba(10, 29, 59, 0.08);
}
.txu-checkin-gate-card.is-denied { border-top-color: var(--txu-danger); }

.txu-checkin-gate-icon {
	width: 64px; height: 64px;
	margin: 0 auto 1rem;
	display: grid; place-items: center;
	background: var(--txu-navy-100);
	color: var(--txu-navy-900);
	border-radius: 50%;
}
.txu-checkin-gate-card.is-denied .txu-checkin-gate-icon {
	background: #fff5f5;
	color: var(--txu-danger);
}
.txu-checkin-gate-icon svg {
	width: 28px; height: 28px;
	stroke: currentColor; stroke-width: 1.75; fill: none;
	stroke-linecap: round; stroke-linejoin: round;
}
.txu-checkin-gate-card .txu-kicker {
	display: inline-block;
	font-weight: 700; font-size: 0.6875rem;
	letter-spacing: 0.22em; text-transform: uppercase;
	color: var(--txu-gold-600);
	margin-bottom: 0.5rem;
}
.txu-checkin-gate-card h1 {
	font-family: var(--txu-font-display);
	font-weight: 700;
	font-size: 1.625rem;
	color: var(--txu-navy-900);
	letter-spacing: -0.02em;
	margin: 0 0 0.875rem;
}
.txu-checkin-gate-msg {
	color: var(--txu-ink-soft);
	font-size: 0.9375rem;
	line-height: 1.55;
	margin: 0 0 1.5rem;
}

/* ---------------- Header strip ---------------- */
.txu-checkin-header {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1rem;
	padding-bottom: 1.5rem;
	margin-bottom: 1.75rem;
	border-bottom: 1px solid var(--txu-rule);
	position: relative;
}
.txu-checkin-header::after {
	content: '';
	position: absolute;
	left: 0; bottom: -1px;
	width: 56px; height: 2px;
	background: var(--txu-gold-500);
}
.txu-checkin-header .txu-kicker {
	display: inline-block;
	font-weight: 700; font-size: 0.6875rem;
	letter-spacing: 0.22em; text-transform: uppercase;
	color: var(--txu-gold-600);
	margin-bottom: 0.5rem;
}
.txu-checkin-title {
	font-family: var(--txu-font-display);
	font-weight: 700;
	font-size: clamp(1.5rem, 4vw, 2rem);
	color: var(--txu-navy-900);
	letter-spacing: -0.02em;
	line-height: 1.1;
	margin: 0 0 0.5rem;
}
.txu-checkin-meta {
	color: var(--txu-ink-soft);
	font-size: 0.875rem;
	margin: 0;
}
.txu-checkin-signout {
	display: grid;
	place-items: center;
	width: 40px; height: 40px;
	border-radius: 50%;
	background: var(--txu-paper-dark);
	color: var(--txu-ink-soft);
	text-decoration: none;
	transition: background-color 200ms var(--txu-ease-out), color 200ms var(--txu-ease-out);
	flex-shrink: 0;
}
.txu-checkin-signout svg {
	width: 18px; height: 18px;
	stroke: currentColor; stroke-width: 1.75; fill: none;
}
.txu-checkin-signout:hover {
	background: var(--txu-navy-900);
	color: #fff;
}

/* ---------------- Event picker + stats ---------------- */
.txu-checkin-controls {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	margin-bottom: 2rem;
}
.txu-checkin-event-picker {
	display: block;
}
.txu-checkin-event-label {
	display: block;
	font-weight: 600;
	font-size: 0.75rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--txu-ink-soft);
	margin-bottom: 0.5rem;
}
.txu-checkin-event-picker select {
	width: 100%;
	padding: 0.875rem 1rem;
	font-family: var(--txu-font-num);
	font-size: 1rem;
	color: var(--txu-ink);
	background: #fff;
	border: 1px solid var(--txu-rule);
	border-radius: 2px;
	appearance: none;
	-webkit-appearance: none;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a1d3b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 0.875rem center;
	background-size: 16px;
	padding-right: 2.5rem;
	cursor: pointer;
	transition: border-color 200ms var(--txu-ease-out), box-shadow 200ms var(--txu-ease-out);
}
.txu-checkin-event-picker select:focus {
	outline: none;
	border-color: var(--txu-navy-900);
	box-shadow: 0 0 0 3px rgba(201, 161, 74, 0.18);
}

.txu-checkin-stats {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 0.5rem;
	background: #fff;
	border: 1px solid var(--txu-rule);
	border-radius: 2px;
	padding: 0.875rem 1rem;
	box-shadow: 0 1px 0 var(--txu-paper-dark);
}
.txu-checkin-stat {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	padding: 0.375rem 0.5rem;
	border-right: 1px solid var(--txu-rule);
}
.txu-checkin-stat:last-child { border-right: none; }
.txu-checkin-stat-num {
	font-family: var(--txu-font-num);
	font-weight: 700;
	font-size: 1.625rem;
	line-height: 1;
	color: var(--txu-navy-900);
	font-variant-numeric: tabular-nums;
	font-feature-settings: 'tnum' 1, 'ss01' 1, 'cv11' 1;
	letter-spacing: -0.02em;
}
.txu-checkin-stat-label {
	margin-top: 0.4375rem;
	font-size: 0.625rem;
	font-weight: 700;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--txu-ink-muted);
}
.txu-checkin-stat.is-success .txu-checkin-stat-num   { color: var(--txu-success); }
.txu-checkin-stat.is-pending .txu-checkin-stat-num   { color: var(--txu-gold-600); }

/* ---------------- Scanner frame ---------------- */
.txu-checkin-scanner-area {
	background: #000;
	border-radius: 4px;
	overflow: hidden;
	margin-bottom: 1.5rem;
	box-shadow: 0 16px 40px rgba(10, 29, 59, 0.18);
}
.txu-checkin-scanner-frame {
	position: relative;
	aspect-ratio: 4 / 3;
	background: #000;
}
.txu-checkin-scanner-frame video {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}
.txu-checkin-scanner-overlay {
	position: absolute;
	inset: 0;
	display: grid;
	place-items: center;
	pointer-events: none;
}
.txu-checkin-reticle {
	position: relative;
	width: 60%;
	max-width: 280px;
	aspect-ratio: 1;
	box-shadow: 0 0 0 1000px rgba(0, 0, 0, 0.4);
	border-radius: 6px;
}
.txu-reticle-corner {
	position: absolute;
	width: 28px;
	height: 28px;
	border: 3px solid var(--txu-gold-500);
}
.txu-reticle-corner.tl { top: 0;    left: 0;    border-right: none; border-bottom: none; border-radius: 6px 0 0 0; }
.txu-reticle-corner.tr { top: 0;    right: 0;   border-left:  none; border-bottom: none; border-radius: 0 6px 0 0; }
.txu-reticle-corner.bl { bottom: 0; left: 0;    border-right: none; border-top:    none; border-radius: 0 0 0 6px; }
.txu-reticle-corner.br { bottom: 0; right: 0;   border-left:  none; border-top:    none; border-radius: 0 0 6px 0; }
.txu-reticle-laser {
	position: absolute;
	left: 6%;
	right: 6%;
	top: 50%;
	height: 2px;
	background: linear-gradient(90deg, transparent 0%, var(--txu-gold-500) 50%, transparent 100%);
	animation: txuLaserSweep 2.6s ease-in-out infinite;
}
@keyframes txuLaserSweep {
	0%, 100% { transform: translateY(-90%); opacity: 0.85; }
	50%      { transform: translateY( 90%); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
	.txu-reticle-laser { animation: none; opacity: 0.6; }
}

.txu-checkin-scanner-hint {
	text-align: center;
	color: var(--txu-ink-soft);
	font-size: 0.875rem;
	margin: 0.875rem 1rem 0.25rem;
}
.txu-checkin-scanner-hint.is-error {
	color: var(--txu-danger);
}
.txu-checkin-scanner-actions {
	display: flex;
	justify-content: center;
	padding: 0.5rem 1rem 1rem;
}

/* ---------------- Idle state ---------------- */
.txu-checkin-idle {
	display: flex;
	flex-direction: column;
	gap: 1.5rem;
	margin-bottom: 1.5rem;
}
.txu-checkin-start {
	align-self: center;
	min-width: 220px;
	justify-content: center;
}
.txu-checkin-start[disabled],
.txu-checkin-start[disabled]:hover {
	opacity: 0.4;
	cursor: not-allowed;
	background: var(--txu-navy-900);
	border-color: var(--txu-navy-900);
	transform: none;
}

.txu-checkin-manual {
	background: #fff;
	border: 1px solid var(--txu-rule);
	border-radius: 2px;
	padding: 1.25rem 1.25rem 1.375rem;
}
.txu-checkin-manual label > span {
	display: block;
	font-weight: 600;
	font-size: 0.75rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--txu-ink-soft);
	margin-bottom: 0.625rem;
}
.txu-checkin-manual-row {
	display: flex;
	gap: 0.5rem;
}
.txu-checkin-manual-row input {
	flex: 1;
	padding: 0.75rem 0.875rem;
	font-family: var(--txu-font-num);
	font-feature-settings: 'tnum' 1, 'ss01' 1;
	font-size: 0.9375rem;
	border: 1px solid var(--txu-rule);
	background: var(--txu-paper);
	border-radius: 2px;
	letter-spacing: 0.05em;
}
.txu-checkin-manual-row input:focus {
	outline: none;
	border-color: var(--txu-navy-900);
	background: #fff;
	box-shadow: 0 0 0 3px rgba(201, 161, 74, 0.18);
}
.txu-checkin-manual-row input:disabled {
	background: var(--txu-paper-dark);
	color: var(--txu-ink-muted);
	cursor: not-allowed;
}
.txu-btn-next.is-compact {
	padding: 0.75rem 1.25rem;
	font-size: 0.75rem;
}

/* ---------------- Recent check-ins ---------------- */
.txu-checkin-recent {
	margin-top: 2rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--txu-rule);
}
.txu-checkin-recent h3 {
	font-family: var(--txu-font-display);
	font-weight: 700;
	font-size: 1rem;
	color: var(--txu-navy-900);
	letter-spacing: -0.01em;
	margin: 0 0 1rem;
}
.txu-checkin-recent-list {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}
.txu-checkin-recent-item {
	display: flex;
	align-items: center;
	gap: 0.875rem;
	padding: 0.625rem 0.875rem;
	background: #fff;
	border-left: 3px solid var(--txu-success);
	border-radius: 2px;
	box-shadow: 0 1px 0 var(--txu-paper-dark);
	animation: txuRecentIn 380ms var(--txu-ease-out);
}
@keyframes txuRecentIn {
	from { opacity: 0; transform: translateY(-6px); }
	to   { opacity: 1; transform: translateY(0); }
}
.txu-checkin-recent-tick {
	width: 22px; height: 22px;
	flex-shrink: 0;
	background: var(--txu-success);
	color: #fff;
	border-radius: 50%;
	display: grid;
	place-items: center;
}
.txu-checkin-recent-tick svg {
	width: 12px; height: 12px;
	stroke: currentColor; stroke-width: 3; fill: none;
	stroke-linecap: round; stroke-linejoin: round;
}
.txu-checkin-recent-name {
	flex: 1;
	font-weight: 600;
	font-size: 0.9375rem;
	color: var(--txu-ink);
}
.txu-checkin-recent-time {
	font-family: var(--txu-font-num);
	font-feature-settings: 'tnum' 1;
	font-variant-numeric: tabular-nums;
	font-size: 0.75rem;
	color: var(--txu-ink-muted);
	flex-shrink: 0;
}

/* ---------------- Result modal ---------------- */
.txu-checkin-modal .txu-modal-card {
	max-width: 460px;
}
.txu-checkin-result-card {
	text-align: center;
}

/* Toggle which icon shows based on result state */
.txu-checkin-result .txu-checkin-icon-loading,
.txu-checkin-result .txu-checkin-icon-valid,
.txu-checkin-result .txu-checkin-icon-warn,
.txu-checkin-result .txu-checkin-icon-error { display: none; }

.txu-checkin-result[data-state="loading"]      .txu-checkin-icon-loading { display: block; animation: txuSpin 1.2s linear infinite; }
.txu-checkin-result[data-state="valid"]        .txu-checkin-icon-valid   { display: block; }
.txu-checkin-result[data-state="confirmed"]    .txu-checkin-icon-valid   { display: block; }
.txu-checkin-result[data-state="already"]      .txu-checkin-icon-warn    { display: block; }
.txu-checkin-result[data-state="wrong_event"]  .txu-checkin-icon-warn    { display: block; }
.txu-checkin-result[data-state="pending"]      .txu-checkin-icon-error   { display: block; }
.txu-checkin-result[data-state="cancelled"]    .txu-checkin-icon-error   { display: block; }
.txu-checkin-result[data-state="invalid"]      .txu-checkin-icon-error   { display: block; }

@keyframes txuSpin {
	0%   { transform: rotate(0deg); }
	100% { transform: rotate(360deg); }
}

/* Icon disc color shifts by state */
.txu-checkin-result[data-state="valid"]       .txu-modal-icon { background: rgba(45, 106, 79, 0.12);  color: var(--txu-success); }
.txu-checkin-result[data-state="confirmed"]   .txu-modal-icon { background: var(--txu-success);       color: #fff; }
.txu-checkin-result[data-state="already"]     .txu-modal-icon { background: rgba(201, 161, 74, 0.18); color: var(--txu-gold-600); }
.txu-checkin-result[data-state="wrong_event"] .txu-modal-icon { background: rgba(201, 161, 74, 0.18); color: var(--txu-gold-600); }
.txu-checkin-result[data-state="cancelled"]   .txu-modal-icon { background: #fff5f5;                  color: var(--txu-danger); }
.txu-checkin-result[data-state="invalid"]     .txu-modal-icon { background: #fff5f5;                  color: var(--txu-danger); }
.txu-checkin-result[data-state="loading"]     .txu-modal-icon { background: var(--txu-paper-dark);    color: var(--txu-ink-muted); }

/* Attendee detail block */
.txu-checkin-attendee {
	background: var(--txu-paper-dark);
	border-radius: 2px;
	padding: 0.875rem 1rem;
	margin: 0 0 1.25rem;
	text-align: left;
}
.txu-checkin-attendee > div {
	display: grid;
	grid-template-columns: 80px 1fr;
	gap: 0.5rem 1rem;
	padding: 0.375rem 0;
	border-bottom: 1px dashed var(--txu-rule);
}
.txu-checkin-attendee > div:last-child { border-bottom: none; }
.txu-checkin-attendee dt {
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--txu-ink-muted);
	margin: 0;
	align-self: center;
}
.txu-checkin-attendee dd {
	margin: 0;
	font-size: 0.9375rem;
	color: var(--txu-ink);
	font-weight: 500;
	word-break: break-word;
	align-self: center;
}

/* Hide confirm button when no action available */
.txu-modal-primary[hidden] { display: none; }

/* Success flash after confirming */
@keyframes txuCheckinSuccess {
	0%   { transform: scale(0.96); }
	50%  { transform: scale(1.04); }
	100% { transform: scale(1); }
}
.txu-checkin-result[data-state="confirmed"] .txu-modal-icon {
	animation: txuCheckinSuccess 500ms var(--txu-ease-out);
}

/* ---------------- Mobile ---------------- */
@media (max-width: 640px) {
	.txu-checkin { padding: 1.25rem 1rem 3rem; }
	.txu-checkin-header { flex-direction: column; align-items: flex-start; }
	.txu-checkin-signout { align-self: flex-end; margin-top: -2.5rem; }
	.txu-checkin-stats { grid-template-columns: repeat(3, 1fr); }
	.txu-checkin-stat-num { font-size: 1.375rem; }
	.txu-checkin-stat-label { font-size: 0.5625rem; letter-spacing: 0.1em; }
	.txu-checkin-attendee > div { grid-template-columns: 70px 1fr; }
	.txu-modal-actions { flex-direction: column-reverse; }
	.txu-modal-actions > .txu-modal-primary,
	.txu-modal-actions > .txu-modal-secondary { width: 100%; justify-content: center; }
}