@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-green: #108a43;
    --primary-green-light: #e6f6ec;
    --primary-green-dark: #095026;
    --accent-yellow: #f5b016;
    --accent-yellow-light: #fef8eb;
    --accent-yellow-dark: #cc8e09;
    --bg-color: #f6faf8;
    --card-bg: #ffffff;
    --text-main: #1a251e;
    --text-muted: #62756a;
    --border-color: #e0ece5;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 2px 8px rgba(16, 138, 67, 0.04);
    --shadow-md: 0 8px 24px rgba(16, 138, 67, 0.08);
    --shadow-lg: 0 16px 40px rgba(16, 138, 67, 0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Common Layouts */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
}

.mobile-container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    padding: 16px;
    padding-bottom: 80px;
    /* Space for sticky headers/footers */
}

/* Header & Typography */
header {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: #ffffff;
    padding: 24px 20px;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(245, 176, 22, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

header.admin-header {
    border-radius: var(--radius-md);
    margin-bottom: 30px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-logo {
    height: 40px;
    width: auto;
    background: #ffffff;
    padding: 6px 10px;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .header-logo {
        height: 32px;
        padding: 5px 8px;
    }

    .logo-section {
        gap: 8px;
    }
}

.logo-section h1 {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.logo-section span {
    color: var(--accent-yellow);
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* Cards & Components */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-green {
    background-color: var(--primary-green-light);
    color: var(--primary-green);
}

.badge-yellow {
    background-color: var(--accent-yellow-light);
    color: var(--accent-yellow-dark);
}

/* Voting Slider Control */
.voting-control {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px dashed var(--border-color);
}

.score-display-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.score-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
}

.score-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-green);
    font-variant-numeric: tabular-nums;
}

.score-value span {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
    margin-left: 2px;
}

.slider-container {
    position: relative;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

/* Custom Slider Styles */
input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 12px;
    border-radius: 6px;
    background: #e2ede7;
    outline: none;
    margin: 10px 0;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent-yellow);
    border: 3px solid #ffffff;
    box-shadow: 0 4px 10px rgba(245, 176, 22, 0.4);
    cursor: pointer;
    transition: transform 0.1s ease;
}

input[type="range"]::-webkit-slider-thumb:active {
    transform: scale(1.2);
    background: var(--primary-green);
    box-shadow: 0 4px 10px rgba(16, 138, 67, 0.4);
}

input[type="range"]::-moz-range-thumb {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent-yellow);
    border: 3px solid #ffffff;
    box-shadow: 0 4px 10px rgba(245, 176, 22, 0.4);
    cursor: pointer;
    transition: transform 0.1s ease;
}

input[type="range"]::-moz-range-thumb:active {
    transform: scale(1.2);
    background: var(--primary-green);
    box-shadow: 0 4px 10px rgba(16, 138, 67, 0.4);
}

.slider-ticks {
    display: flex;
    justify-content: space-between;
    padding: 0 5px;
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-main);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary-green);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(16, 138, 67, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-green-dark);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-accent {
    background-color: var(--accent-yellow);
    color: var(--text-main);
    box-shadow: 0 4px 12px rgba(245, 176, 22, 0.2);
}

.btn-accent:hover {
    background-color: var(--accent-yellow-dark);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-green);
    color: var(--primary-green);
}

.btn-outline:hover {
    background-color: var(--primary-green-light);
}

.btn-secondary {
    background-color: #e2ede7;
    color: var(--text-main);
}

.btn-secondary:hover {
    background: #d4e3db;
}

.btn-voted {
    background-color: #d1ebd8;
    color: #0f5132;
    border: 1px solid #c3e6cb;
    cursor: default;
    pointer-events: none;
}

/* Admin Leaderboard Layout */
.admin-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.admin-grid>div {
    min-width: 0;
}

@media (max-width: 900px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }
}

.leaderboard-list {
    margin-top: 16px;
}

.leaderboard-item {
    display: flex;
    align-items: center;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 12px;
    transition: var(--transition);
}

.leaderboard-item:hover {
    transform: translateX(4px);
    border-color: var(--primary-green);
}

.rank-badge {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-green-light);
    color: var(--primary-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    margin-right: 16px;
    flex-shrink: 0;
}

/* Disabled rank badge highlight for index-based sorting */
.stt-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    background-color: var(--primary-green-light);
    color: var(--primary-green);
    border-radius: var(--radius-sm);
    font-weight: 800;
    font-size: 14px;
    margin-right: 16px;
    flex-shrink: 0;
    min-width: 68px;
    border: 1px solid rgba(16, 138, 67, 0.15);
}

.item-details {
    flex-grow: 1;
}

.item-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 2px;
}

.item-subtitle {
    font-size: 13px;
    color: var(--text-muted);
}

.item-score-section {
    text-align: right;
    margin-left: 16px;
    flex-shrink: 0;
}

.item-score {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-green);
}

.item-votes {
    font-size: 11px;
    color: var(--text-muted);
}

/* File Upload Zone */
.file-upload-zone {
    display: block;
    border: 2px dashed #9bc2aa;
    background-color: var(--accent-yellow-light);
    border-radius: var(--radius-md);
    padding: 30px 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.file-upload-zone:hover {
    background-color: var(--primary-green-light);
    border-color: var(--primary-green);
}

.file-upload-icon {
    font-size: 40px;
    margin-bottom: 12px;
    display: inline-block;
}

.file-upload-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-green-dark);
}

.file-upload-subtext {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

#excel-file-input {
    display: none;
}

/* QR Code Section */
.qr-container {
    text-align: center;
    padding: 20px;
    background-color: var(--accent-yellow-light);
    border-radius: var(--radius-md);
    border: 1px solid rgba(245, 176, 22, 0.2);
    margin-top: 16px;
}

#qrcode img {
    margin: 0 auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    border: 6px solid #fff;
}

.qr-link {
    display: block;
    margin-top: 12px;
    font-size: 13px;
    color: var(--primary-green-dark);
    font-weight: 600;
    text-decoration: none;
    word-break: break-all;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--text-main);
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast-success {
    background-color: var(--primary-green);
}

.toast-error {
    background-color: #d9534f;
}

/* Welcome Page & Modals */
.welcome-screen {
    text-align: center;
    padding: 40px 20px;
    max-width: 450px;
    margin: 80px auto;
}

.logo-big {
    font-size: 48px;
    margin-bottom: 20px;
}

.welcome-logo {
    display: block;
    width: 240px;
    max-width: 75%;
    height: auto;
    margin: 0 auto 24px;
}

.welcome-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary-green-dark);
    margin-bottom: 8px;
}

.welcome-desc {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.welcome-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Live Badge Pulse */
.live-pulse {
    width: 8px;
    height: 8px;
    background-color: #ff3b30;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 0 0 rgba(255, 59, 48, 0.7);
    animation: pulse 1.6s infinite;
    margin-right: 6px;
    vertical-align: middle;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(255, 59, 48, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 8px rgba(255, 59, 48, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(255, 59, 48, 0);
    }
}

/* Admin Quick Stats */
.stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.stat-box {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-val {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-green);
}

.stat-lbl {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 4px;
}

/* Search and Filters */
.search-container {
    margin-bottom: 16px;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 12px 16px;
    padding-left: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-main);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px var(--primary-green-light);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

/* Podium Ceremony Overlay */
.podium-overlay {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at center, #094723 0%, #031c0d 100%);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    color: #ffffff;
    opacity: 0;
    pointer-events: none;
    transform: scale(1.1);
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.podium-overlay.active {
    opacity: 1;
    pointer-events: all;
    transform: scale(1);
}

.podium-scroll-wrapper {
    flex: 1;
    width: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
}

.podium-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #ffffff;
    font-size: 24px;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.podium-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.podium-header {
    text-align: center;
    margin-top: 5px;
    margin-bottom: 5px;
}

.podium-header h1 {
    font-size: 26px;
    font-weight: 800;
    color: var(--accent-yellow);
    text-shadow: 0 4px 15px rgba(245, 176, 22, 0.4);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.podium-header p {
    font-size: 13px;
    color: #9bc2aa;
    font-weight: 500;
}

.podium-container {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 16px;
    width: 100%;
    max-width: 1100px;
    margin: 10px auto 15px;
    height: 35vh;
    min-height: 260px;
    padding-bottom: 30px;
}

.podium-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    width: 180px;
    height: 100%;
    position: relative;
}

.podium-block {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    font-weight: 800;
    border-radius: 12px 12px 0 0;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: height 1.2s cubic-bezier(0.175, 0.885, 0.32, 1.1);
    height: 0;
}

.podium-first .podium-block {
    background: linear-gradient(135deg, #ffd700 0%, #ffa500 100%);
    color: #5a3c00;
    border: 2px solid rgba(255, 215, 0, 0.5);
}

.podium-second .podium-block {
    background: linear-gradient(135deg, #e0e0e0 0%, #a0a0a0 100%);
    color: #333333;
    border: 2px solid rgba(224, 224, 224, 0.5);
}

.podium-third .podium-block {
    background: linear-gradient(135deg, #d27d2d 0%, #8b5a2b 100%);
    color: #ffffff;
    border: 2px solid rgba(210, 125, 45, 0.5);
}

.podium-overlay.active .podium-first .podium-block {
    height: 160px;
}

.podium-overlay.active .podium-second .podium-block {
    height: 115px;
}

.podium-overlay.active .podium-third .podium-block {
    height: 75px;
}

.podium-number {
    font-size: 36px;
    font-weight: 800;
    position: absolute;
    top: 12px;
    opacity: 0.8;
}

.podium-label {
    position: absolute;
    bottom: -32px;
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.podium-first .podium-label {
    color: #ffd700;
}

.podium-second .podium-label {
    color: #e0e0e0;
}

.podium-third .podium-label {
    color: #ff9f43;
}

.podium-winner-card {
    width: 100%;
    text-align: center;
    margin-bottom: 8px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.podium-winner-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

.podium-winner-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.podium-first .podium-winner-badge {
    background-color: rgba(255, 215, 0, 0.2);
    color: #ffd700;
    border: 1px solid rgba(255, 215, 0, 0.4);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.2);
}

.podium-second .podium-winner-badge {
    background-color: rgba(224, 224, 224, 0.2);
    color: #e0e0e0;
    border: 1px solid rgba(224, 224, 224, 0.4);
}

.podium-third .podium-winner-badge {
    background-color: rgba(210, 125, 45, 0.2);
    color: #ff9f43;
    border: 1px solid rgba(210, 125, 45, 0.4);
}

.podium-winner-title {
    font-size: 13px;
    font-weight: 800;
    line-height: 1.3;
    color: #ffffff;
    margin-bottom: 2px;
    word-wrap: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 32px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.podium-winner-unit {
    font-size: 11px;
    color: #9bc2aa;
    font-weight: 600;
    margin-bottom: 2px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.podium-winner-score {
    font-size: 16px;
    font-weight: 800;
    color: var(--accent-yellow);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.podium-winner-score span {
    font-size: 11px;
    color: #9bc2aa;
    font-weight: 500;
}

@keyframes spotlight-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.3), 0 0 50px rgba(255, 215, 0, 0.15);
    }
    50% {
        box-shadow: 0 0 40px rgba(255, 215, 0, 0.6), 0 0 80px rgba(255, 215, 0, 0.4);
    }
}

.podium-first.revealed-active .podium-block {
    animation: spotlight-glow 3s infinite ease-in-out;
}

/* Shared Prize Tier Header */
.prize-tier-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 16px;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.prize-tier-header.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Encouragement (Giải Khuyến Khích) Section */
.encouragement-section {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding-top: 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.encouragement-section.revealed {
    opacity: 1;
    transform: translateY(0);
}

.encouragement-section .prize-tier-header ion-icon {
    font-size: 24px;
    color: #7ec8a0;
}

.encouragement-section .prize-tier-header span {
    font-size: 18px;
    font-weight: 800;
    color: #7ec8a0;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.encouragement-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.encouragement-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    padding: 16px 12px;
    text-align: center;
    backdrop-filter: blur(8px);
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    transition: opacity 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275), transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.encouragement-card.revealed {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.encouragement-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(126, 200, 160, 0.3);
}

.encouragement-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 16px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    background-color: rgba(126, 200, 160, 0.15);
    color: #7ec8a0;
    border: 1px solid rgba(126, 200, 160, 0.3);
    margin-bottom: 10px;
}

.encouragement-title {
    font-size: 13px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.3;
    margin-bottom: 4px;
    min-height: 34px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.encouragement-unit {
    font-size: 11px;
    color: #9bc2aa;
    font-weight: 500;
    margin-bottom: 4px;
}

.encouragement-score {
    font-size: 16px;
    font-weight: 800;
    color: #7ec8a0;
}

.encouragement-score span {
    font-size: 11px;
    color: #9bc2aa;
    font-weight: 500;
}

.podium-controls {
    display: flex;
    justify-content: center;
    gap: 16px;
    width: 100%;
    max-width: 400px;
    padding: 20px 20px 30px;
    z-index: 10;
    flex-shrink: 0;
}

.btn-podium-action {
    background-color: var(--accent-yellow);
    color: var(--primary-green-dark);
    font-size: 16px;
    font-weight: 800;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 15px rgba(245, 176, 22, 0.3);
}

.btn-podium-action:hover {
    background-color: #ffd700;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 176, 22, 0.5);
}

.btn-podium-action:disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* Responsive adjustments for podium */
@media (max-width: 900px) {
    .podium-container {
        gap: 10px;
        height: 32vh;
        min-height: 240px;
        padding-bottom: 25px;
    }
    .podium-column {
        width: 140px;
        height: 100%;
    }
    .podium-header h1 {
        font-size: 22px;
    }
    .encouragement-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }
}

@media (max-width: 768px) {
    .encouragement-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
}

@media (max-width: 600px) {
    .podium-container {
        gap: 6px;
        height: 28vh;
        min-height: 200px;
    }
    .podium-column {
        width: 23%;
        min-width: 75px;
    }
    .podium-winner-title {
        font-size: 11px;
        min-height: 28px;
    }
    .podium-winner-unit {
        font-size: 9px;
    }
    .podium-winner-score {
        font-size: 14px;
    }
    .podium-number {
        font-size: 24px;
        top: 8px;
    }
    .podium-label {
        font-size: 10px;
        bottom: -24px;
    }
    .podium-overlay.active .podium-first .podium-block {
        height: 120px;
    }
    .podium-overlay.active .podium-second .podium-block {
        height: 85px;
    }
    .podium-overlay.active .podium-third .podium-block {
        height: 55px;
    }
    .encouragement-title {
        font-size: 11px;
    }
    .podium-header h1 {
        font-size: 18px;
    }
}

/* Fullscreen QR Code Overlay */
.qr-overlay {
    position: fixed;
    inset: 0;
    background: rgba(9, 80, 38, 0.95);
    /* Deep green transparent background */
    backdrop-filter: blur(10px);
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease, transform 0.4s ease;
    transform: scale(1.05);
}

.qr-overlay.active {
    opacity: 1;
    pointer-events: all;
    transform: scale(1);
}

.qr-close-btn {
    position: absolute;
    top: 24px;
    right: 24px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #ffffff;
    font-size: 28px;
    cursor: pointer;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.qr-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1) rotate(90deg);
}

.qr-modal-content {
    text-align: center;
    max-width: 90%;
    width: 500px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    animation: zoomIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.qr-modal-logo {
    height: 60px;
    width: auto;
    background: #ffffff;
    padding: 8px 16px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.qr-modal-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--accent-yellow);
    text-shadow: 0 4px 15px rgba(245, 176, 22, 0.3);
    letter-spacing: 1px;
    margin-top: 8px;
}

.qr-modal-subtitle {
    font-size: 15px;
    color: #e6f6ec;
    margin-top: -8px;
}

.qr-modal-image-wrapper {
    background: #ffffff;
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.3);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 10px 0;
}

#qrcode-large img {
    display: block;
    width: 320px;
    height: 320px;
    max-width: 70vw;
    max-height: 70vw;
}

.qr-modal-link {
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
    text-decoration: underline;
    word-break: break-all;
}

.qr-modal-hint {
    font-size: 13px;
    color: #9bc2aa;
    font-style: italic;
}