:root {
    --background: #d6d6d6;
    --card: #ffffff;
    --primary: #d40e0e; 
    --primary-dark: #850c0c;
    --text: #1f2933;
    --muted: #4b5563;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    --radius: 16px;
    --spacing: 20px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Arial", "Helvetica", sans-serif;
    background: var(--background);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    overflow-x: hidden;
}

html.no-scroll,
body.no-scroll {
    overflow: hidden;
    overscroll-behavior: contain;
    touch-action: none;
}

body.no-scroll {
    position: fixed;
    width: 100%;
    left: 0;
    right: 0;
}

#index_body,
#jogger_body {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 18px;
}

.page-shell {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 32px 18px 56px;
}

.room-counter {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    margin-bottom: 14px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f1e7 100%);
    border: 1px solid #e4d8c8;
    border-radius: 14px;
    box-shadow: var(--shadow);
    font-weight: 800;
}

.active-room-header {
    position: sticky;
    top: 58px;
    z-index: 29;
    display: flex;
    align-items: center;
    padding: 10px 16px;
    margin-bottom: 14px;
    background: #fff6e3;
    border: 1px solid #f1d6ac;
    border-radius: 12px;
    font-weight: 700;
    color: #6b4f24;
}

.active-room-header[hidden] {
    display: none;
}

.site-header {
    text-align: center;
    margin-bottom: 16px;
}

.site-header h1 {
    margin: 0 0 8px;
    font-size: 2.25rem;
    letter-spacing: 0.5px;
}

.brand-heading {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
}

.brand-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 6px 10px;
    color: var(--text);
    border-radius: 14px;
    background: transparent;
    border: 1px solid transparent;
    transition: transform 160ms ease, box-shadow 180ms ease, border-color 180ms ease, text-shadow 180ms ease;
}

.brand-link:hover,
.brand-link:focus-visible {
    outline: none;
    transform: translateY(-2px);
    border-color: rgba(21, 88, 173, 0.18);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.14);
    text-shadow: 0 4px 18px rgba(0, 0, 0, 0.16);
}

.brand-logo {
    height: 54px;
    width: auto;
    display: block;
    filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.16));
}

.tagline {
    margin: 0;
    color: var(--muted);
    font-size: 1.05rem;
}

.content-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: var(--spacing);
    font-size: 1.05rem;
}

#intro_paragraph {
    margin: 0;
    display: grid;
    gap: 14px;
}

#intro_paragraph p {
    margin: 0;
}

.helper-text {
    margin: 0;
    color: var(--muted);
}

.swipe-hint-arrows {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
}

.swipe-hint-arrow {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
}

.swipe-hint-arrow--left {
    color: #dc2626;
}

.swipe-hint-arrow--right {
    color: #16a34a;
}

.share-link {
    word-break: break-all;
    color: var(--text);
    font-weight: 600;
}

a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.primary-link,
.secondary-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 18px;
    border-radius: 999px;
    font-size: 1.05rem;
    transition: background-color 150ms ease, color 150ms ease, box-shadow 150ms ease;
    text-align: center;
    border: 2px solid transparent;
}

.primary-link {
    background: var(--primary);
    color: #ffffff;
    box-shadow: var(--shadow);
}

.primary-link:hover,
.primary-link:focus-visible {
    background: var(--primary-dark);
    box-shadow: 0 10px 28px rgba(21, 88, 173, 0.28);
}

.secondary-link {
    color: var(--primary);
    border-color: var(--primary);
    background: #efe5d8;
}

.secondary-link:hover,
.secondary-link:focus-visible {
    background: #dfd1bc;
}

.primary-link:focus-visible,
.secondary-link:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(26, 115, 232, 0.25);
}

.page-footer {
    display: flex;
    justify-content: center;
    margin-top: 12px;
}

.card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.stacked-header {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 10px;
}

.stacked-header {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 10px;
}

.title-group {
    display: grid;
    gap: 8px;
}

.help-dropdown {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.help-actions {
    display: flex;
    align-items: center;
}

.primary-button {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #ffffff;
    border: none;
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: transform 120ms ease, box-shadow 150ms ease;
}

.primary-button:hover,
.primary-button:focus-visible {
    outline: none;
    transform: translateY(-1px);
    box-shadow: 0 10px 28px rgba(21, 88, 173, 0.28);
}

.primary-button.help-trigger{
  background: #d40e0e; 
  font-size: 0.75rem;
  font-weight: 700;

  height: 34px;
  width: 80px;         
  padding: 0;            
  border-radius: 999px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  white-space: nowrap;
  box-sizing: border-box;
}

.primary-button.help-trigger:hover,
.primary-button.help-trigger:focus-visible {
    background: #ce7337;
}

.ghost-button {
    background: transparent;
    color: var(--muted);
    border: 1px solid #d6cabb;
    border-radius: 12px;
    padding: 10px 14px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 150ms ease, color 150ms ease;
}

.ghost-button:hover,
.ghost-button:focus-visible {
    background: #f0e6d8;
    color: var(--text);
    outline: none;
}

.secondary-button {
    background: #efe5d8;
    color: var(--primary);
    border: 1px solid #d6cabb;
    border-radius: 12px;
    padding: 10px 16px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: background-color 150ms ease, color 150ms ease, transform 120ms ease;
}

.secondary-button:hover,
.secondary-button:focus-visible {
    background: #dfd1bc;
    color: var(--primary-dark);
    outline: none;
    transform: translateY(-1px);
}

#help-menu {
    background: var(--card);
    border: 1px solid #e2d8cc;
    border-radius: 14px;
    padding: 16px;
    box-shadow: var(--shadow);
    width: min(320px, 80vw);
    line-height: 1.5;
}

#help-menu ul {
    padding-left: 18px;
    margin: 8px 0;
}

#help-menu li {
    margin-bottom: 6px;
}

.helper-banner {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    padding: 16px;
    border: 1px solid #e4d8c8;
    border-radius: 14px;
    background: #f8f1e7;
}

.id-badge {
    background: var(--card);
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid #e4d8c8;
    min-width: 130px;
    text-align: center;
    box-shadow: var(--shadow);
}

.badge-label {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.badge-value {
    margin: 4px 0 0;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.room-form {
    border: 1px dashed #d6cabb;
    border-radius: 14px;
    padding: 18px;
    display: grid;
    gap: 12px;
}

.section-heading-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.submission-section .section-heading-row {
    justify-content: center;
    text-align: center;
    align-items: center;
}

.section-heading-row.stacked-header,
.rooms-header .stacked-header {
    align-items: flex-start;
    justify-content: flex-start;
}

#room-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

#room-name {
    flex: 1 1 240px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid #d6cabb;
    font-size: 1rem;
}

.rooms-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.rooms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 18px;
    margin-top: 12px;
    justify-content: center;
    width: 100%;
}

.items-section {
    border: 1px dashed #d6cabb;
    border-radius: 14px;
    padding: 18px;
    display: grid;
    gap: 10px;
}

.items-section .stacked-header {
    gap: 6px;
}

.submission-section {
    display: grid;
    gap: 14px;
    justify-items: center;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    display: grid;
    place-items: center;
    padding: 18px;
    z-index: 50;
}

.modal-overlay[hidden] {
    display: none;
}

.modal-card {
    background: var(--card);
    border-radius: 16px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
    padding: 8px;
    width: min(540px, 100%);
    display: grid;
    gap: 6px;
}

.swipe-modal-card {
    width: min(840px, 100%);
    max-height: 90vh;
}

.swipe-modal-body {
    display: grid;
    gap: 12px;
}


.swipe-scoreboard {
    display: inline-flex;
    justify-self: center;
    align-items: center;
    justify-content: center;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid #f1d6ac;
    background: #fff6e3;
    color: #6b4f24;
    font-weight: 800;
    text-align: center;
}

.swipe-modal-room {
    margin: 0;
    font-weight: 600;
    color: #4a3a2a;
}


.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.swipe-modal-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}
.modal-body ul {
    padding-left: 18px;
    margin: 10px 0;
    display: grid;
    gap: 8px;
}

.modal-body p {
    margin: 0;
}

.room-card {
    border: 1px solid #e4d8c8;
    border-radius: 14px;
}

.room-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.room-name {
    margin: 0;
    font-size: 1.1rem;
}

.swipe-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    align-items: center;
}

.swipe-panel {
    margin-top: 10px;
    padding: 10px;
    border-radius: 18px;
    border: none;
    background: linear-gradient(180deg, #fffaf4 0%, #f0e4d3 100%);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.12);
    display: grid;
    grid-template-rows: auto auto 1fr;
    gap: 12px;
    min-height: auto;
    width: 100%;
}

.swipe-panel[data-active="true"] {
    min-height: clamp(320px, 52vh, 520px);
}

.swipe-panel--preview {
    grid-template-rows: auto;
    gap: 10px;
    min-height: auto;
}

.swipe-panel .start-swipe-row {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
    text-align: center;
}

.swipe-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.swipe-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.achievement-icon {
    font-size: 1.35rem;
}

.swipe-deck {
    position: relative;
    height: 100%;
    min-height: clamp(220px, 36vh, 420px);
    margin: 6px 0 10px;
    max-width: 680px;
    justify-self: center;
    display: grid;
    place-items: center;
}

.swipe-card {
    position: absolute;
    inset: 0;
    width: clamp(300px, 82vw, 600px);
    min-height: clamp(180px, 32vh, 320px);
    margin: 0 auto;
    border-radius: 16px;
    background: #ffffff;

    padding: 10px;
    display: grid;
    align-content: center;
    justify-items: center;
    text-align: center;
    gap: 10px;
    transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
    max-width: 540px;
    margin: 0 auto;
    left: 50%;
    transform: translate(-50%, 0);
    touch-action: pan-y;
}

.swipe-card--with-image {
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    color: #f8fbff;
    text-shadow: 0 10px 28px rgba(0, 0, 0, 0.38);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.swipe-card--with-image .swipe-card-title {
    padding: 6px 10px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.35);
}

.swipe-card--with-image .helper-text {
    color: #e8f1ff;
    background: transparent;
    position: relative;
    top:130px;
}

.swipe-card.dragging {
    box-shadow: 0 22px 48px rgba(0, 0, 0, 0.18);
}

.swipe-card-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 800;
    text-align: center;
    position: relative;
    top:140px;
}

.swipe-panel.collapsed {
    grid-template-rows: auto auto;
    gap: 10px;
    min-height: auto;
}

.swipe-panel.collapsed .swipe-deck {
    display: none;
}

.swipe-panel.collapsed .swipe-status {
    margin: 0;
}

.milestone-celebration {
    position: fixed;
    inset: 0;
    z-index: 80;
    pointer-events: none;
    overflow: hidden;
    background:
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, calc(0.12 * var(--celebration-strength, 1))) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 216, 102, calc(0.18 * var(--celebration-strength, 1))) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(106, 193, 255, calc(0.16 * var(--celebration-strength, 1))) 0%, transparent 55%);
    animation: celebration-glow 2.4s ease-out forwards;
}

.confetti-piece {
    position: absolute;
    top: -10%;
    width: 10px;
    height: 18px;
    border-radius: 4px;
    opacity: 0.9;
    animation: confetti-fall 2.2s ease-in forwards;
}

.balloon {
    position: absolute;
    bottom: -20%;
    border-radius: 50% 50% 45% 45%;
    box-shadow: inset -4px -8px 12px rgba(0, 0, 0, 0.12);
    opacity: 0.9;
    animation: balloon-float 3.6s ease-out forwards;
}

.balloon::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 100%;
    width: 2px;
    height: 22px;
    background: rgba(0, 0, 0, 0.25);
    transform: translateX(-50%);
}

.streamer {
    position: absolute;
    top: -12%;
    width: 6px;
    border-radius: 4px;
    opacity: 0.85;
    animation: streamer-fall 2.8s ease-in forwards;
}

.celebration-star {
    position: absolute;
    opacity: 0;
    animation: star-twinkle 2s ease-out forwards;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.45);
}

.spark {
    position: absolute;
    border-radius: 50%;
    opacity: 0;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.6);
    animation: spark-pop 1.6s ease-out forwards;
}

@keyframes confetti-fall {
    0% {
        transform: translateY(-20vh) rotate(0deg);
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    100% {
        transform: translateY(120vh) rotate(360deg);
        opacity: 0;
    }
}

@keyframes balloon-float {
    0% {
        transform: translateY(0) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    100% {
        transform: translateY(-140vh) translateX(20px) rotate(12deg);
        opacity: 0;
    }
}

@keyframes streamer-fall {
    0% {
        transform: translateY(-20vh) rotate(0deg);
        opacity: 0;
    }
    15% {
        opacity: 1;
    }
    100% {
        transform: translateY(120vh) rotate(120deg);
        opacity: 0;
    }
}

@keyframes star-twinkle {
    0% {
        transform: scale(0.2) rotate(0deg);
        opacity: 0;
    }
    40% {
        transform: scale(1) rotate(25deg);
        opacity: 1;
    }
    100% {
        transform: scale(0.3) rotate(60deg);
        opacity: 0;
    }
}

@keyframes spark-pop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    45% {
        transform: scale(1.1);
        opacity: 1;
    }
    100% {
        transform: scale(0.2);
        opacity: 0;
    }
}

@keyframes celebration-glow {
    0% {
        opacity: 0;
        filter: blur(0);
    }
    40% {
        opacity: 1;
        filter: blur(2px);
    }
    100% {
        opacity: 0;
        filter: blur(6px);
    }
}

.swipe-right {
    transform: translateX(calc(-50% + 180px), 0) rotate(10deg);
    opacity: 0;
}

.swipe-left {
    transform: translateX(calc(-50% - 180px), 0) rotate(-10deg);
    opacity: 0;
}

.items-heading {
    margin: 8px 0 6px;
}

.items-list {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

.items-accordion {
    border-top: 1px solid #e4d8c8;
    padding: 8px 18px 12px;
}

.items-accordion summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.items-accordion summary::-webkit-details-marker {
    display: none;
}

.items-accordion summary::before {
    content: '\25BE';
    font-size: 0.85rem;
    display: inline-block;
    transition: transform 120ms ease;
}

.items-accordion[open] summary::before {
    transform: rotate(-180deg);
}

.item-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.remove-item {
    background: none;
    border: none;
    color: #b91c1c;
    font-weight: 700;
    cursor: pointer;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 640px) {
    .content-card {
        padding: 24px;
        font-size: 1rem;
    }

  .swipe-card--with-image {
    background-position: center top;
  }

        .site-header h1 {
        font-size: 1.8rem;
    }

    .helper-banner {
        flex-direction: column;
        align-items: flex-start;
    }

    .rooms-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-heading-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .item-form {
        grid-template-columns: 1fr;
    }

    .item-form .primary-button {
        width: 100%;
    }

    .rooms-grid {
        grid-template-columns: 1fr;
    }

    .swipe-panel {
        padding: 18px;
        min-height: clamp(360px, 72vh, 640px);
    }

    .swipe-deck {
        min-height: clamp(340px, 64vh, 520px);
        max-width: 100%;
        place-items: start center;
    }
}

.submit-form {
    display: grid;
    gap: 12px;
    max-width: 420px;
    align-items: flex-start;
}

#submission-form label {
    font-size: 1.05rem;
    font-weight: 700;
}

#submitter-name {
    width: 100%;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid #d6cabb;
    font-size: 1.05rem;
}

.swipe-panel--preview {
  min-height: auto !important;
}