:root {
    --black: #0A0A0A;
    --yellow: #EDD835;
    --yellow-dark: #D4C22F;
    --white: #FFFFFF;
    --gray-dark: #1A1A1A;
    --gray-medium: #2A2A2A;
    --gray-light: #888888;
    --success: #4ADE80;
    --warning: #FB923C;
    --danger: #F87171;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Oswald', 'Noto Sans KR', sans-serif;
    background-color: var(--black);
    color: var(--white);
    min-height: 100vh;
    overflow: hidden;
}

.kiosk-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.kiosk-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 3rem;
    background: var(--gray-dark);
    border-bottom: 3px solid var(--yellow);
}

.logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    letter-spacing: 4px;
    color: var(--yellow);
}

.logo span {
    color: var(--white);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.current-time {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 2px;
    color: var(--gray-light);
}

.lang-toggle {
    display: flex;
    background: var(--black);
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid var(--gray-medium);
}

.lang-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--gray-light);
    font-family: 'Oswald', 'Noto Sans KR', sans-serif;
    font-size: 1rem;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-btn.active {
    background: var(--yellow);
    color: var(--black);
    font-weight: 600;
}

.kiosk-main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    position: relative;
}

.kiosk-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(237, 216, 53, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(237, 216, 53, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.screen {
    display: none;
    width: 100%;
    max-width: 600px;
    animation: fadeIn 0.4s ease;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.checkin-screen {
    text-align: center;
}

.checkin-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 4rem;
    letter-spacing: 5px;
    margin-bottom: 0.5rem;
}

.checkin-subtitle {
    font-size: 1.2rem;
    color: var(--gray-light);
    margin-bottom: 3rem;
    font-weight: 300;
    letter-spacing: 1px;
}

.phone-input-container {
    background: var(--gray-dark);
    border: 3px solid var(--gray-medium);
    padding: 2rem;
    margin-bottom: 2rem;
    transition: border-color 0.3s ease;
}

.phone-input-container:focus-within {
    border-color: var(--yellow);
}

.phone-input-label {
    display: block;
    font-size: 0.9rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gray-light);
    margin-bottom: 1rem;
}

.phone-input {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--yellow);
    font-family: 'Bebas Neue', sans-serif;
    font-size: 4rem;
    text-align: center;
    letter-spacing: 8px;
    outline: none;
}

.phone-input::placeholder {
    color: var(--gray-medium);
}

.numpad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.numpad-btn {
    padding: 1.5rem;
    background: var(--gray-dark);
    border: 2px solid var(--gray-medium);
    color: var(--white);
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.numpad-btn:hover {
    background: var(--gray-medium);
    border-color: var(--yellow);
}

.numpad-btn:active {
    transform: scale(0.95);
    background: var(--yellow);
    color: var(--black);
}

.numpad-btn.clear {
    font-size: 1.2rem;
    letter-spacing: 2px;
}

.numpad-btn.backspace {
    font-size: 1.5rem;
}

.checkin-btn {
    width: 100%;
    padding: 1.5rem;
    background: var(--yellow);
    border: none;
    color: var(--black);
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.checkin-btn:hover {
    background: var(--yellow-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(237, 216, 53, 0.3);
}

.checkin-btn:disabled {
    background: var(--gray-medium);
    color: var(--gray-light);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.status-screen {
    text-align: center;
}

.status-card {
    background: var(--gray-dark);
    border: 3px solid var(--gray-medium);
    padding: 3rem;
}

.status-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.status-icon.success {
    background: rgba(74, 222, 128, 0.15);
    border: 3px solid var(--success);
}

.status-icon.warning {
    background: rgba(251, 146, 60, 0.15);
    border: 3px solid var(--warning);
}

.status-icon.error {
    background: rgba(248, 113, 113, 0.15);
    border: 3px solid var(--danger);
}

.status-greeting {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3rem;
    letter-spacing: 3px;
    margin-bottom: 0.5rem;
}

.status-name {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    color: var(--yellow);
    letter-spacing: 2px;
    margin-bottom: 2rem;
}

.status-badge {
    display: inline-block;
    padding: 0.5rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.status-badge.checked-in {
    background: rgba(74, 222, 128, 0.2);
    color: var(--success);
    border: 2px solid var(--success);
}

.status-badge.expiring {
    background: rgba(251, 146, 60, 0.2);
    color: var(--warning);
    border: 2px solid var(--warning);
}

.status-badge.expired {
    background: rgba(248, 113, 113, 0.2);
    color: var(--danger);
    border: 2px solid var(--danger);
}

.stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-box {
    background: var(--black);
    padding: 1.5rem;
    text-align: center;
}

.stat-box-value {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3.5rem;
    color: var(--yellow);
    line-height: 1;
}

.stat-box-label {
    font-size: 0.85rem;
    color: var(--gray-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 0.5rem;
}

.streak-icon {
    display: inline-block;
    margin-left: 0.3rem;
    font-size: 2.5rem;
    vertical-align: middle;
}

.status-info {
    display: grid;
    gap: 1px;
    background: var(--gray-medium);
    margin-bottom: 2rem;
}

.status-row {
    display: flex;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: var(--black);
}

.status-label {
    color: var(--gray-light);
    font-weight: 300;
    letter-spacing: 1px;
}

.status-value {
    color: var(--white);
    font-weight: 500;
    letter-spacing: 1px;
}

.status-value.highlight {
    color: var(--yellow);
}

.status-alert {
    background: var(--black);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
    margin-bottom: 2rem;
}

.status-alert.warning {
    border-left: 4px solid var(--warning);
}

.status-alert.error {
    border-left: 4px solid var(--danger);
}

.status-alert.success {
    border-left: 4px solid var(--success);
}

.status-alert-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.status-alert-text {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-light);
}

.status-alert-text strong {
    color: var(--white);
}

.back-btn {
    width: 100%;
    padding: 1.2rem;
    background: transparent;
    border: 2px solid var(--gray-medium);
    color: var(--white);
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 3px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.back-btn:hover {
    border-color: var(--yellow);
    color: var(--yellow);
}

.error-screen {
    text-align: center;
}

.error-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3rem;
    color: var(--danger);
    letter-spacing: 3px;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.error-message {
    font-size: 1.2rem;
    color: var(--gray-light);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.loading {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.95);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.loading.active {
    display: flex;
}

.loading-spinner {
    width: 80px;
    height: 80px;
    border: 4px solid var(--gray-medium);
    border-top-color: var(--yellow);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

    display: none;
}

.dashboard-header {
    padding: 1.5rem 3rem;
    background: var(--gray-dark);
    border-bottom: 3px solid var(--yellow);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dashboard-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 3px;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    padding: 2rem 3rem;
    background: var(--black);
}

.stat-card {
    background: var(--gray-dark);
    padding: 1.5rem;
    border: 1px solid var(--gray-medium);
    text-align: center;
}

.stat-value {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3rem;
    color: var(--yellow);
    line-height: 1;
}

.stat-label {
    color: var(--gray-light);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 0.5rem;
}

.dashboard-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 1.5rem;
    padding: 0 3rem 3rem;
}

.panel {
    background: var(--gray-dark);
    border: 1px solid var(--gray-medium);
}

.panel-header {
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--gray-medium);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-title {
    font-size: 1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.panel-search {
    padding: 0.5rem 1rem;
    background: var(--black);
    border: 1px solid var(--gray-medium);
    color: var(--white);
    font-family: 'Oswald', sans-serif;
    font-size: 0.9rem;
}

.panel-search:focus {
    outline: none;
    border-color: var(--yellow);
}

.members-list {
    max-height: 450px;
    overflow-y: auto;
}

.member-row {
    display: grid;
    grid-template-columns: 1.5fr 1.2fr 1fr 0.8fr 0.8fr;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--gray-medium);
    align-items: center;
    font-size: 0.9rem;
    transition: background 0.2s ease;
}

.member-row:hover {
    background: var(--black);
}

.member-row.header {
    background: var(--black);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gray-light);
}

.member-row.header:hover {
    background: var(--black);
}

.member-status {
    padding: 0.25rem 0.6rem;
    font-size: 0.7rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: inline-block;
}

.member-status.active {
    background: rgba(237, 216, 53, 0.15);
    color: var(--yellow);
}

.member-status.expiring {
    background: rgba(251, 146, 60, 0.15);
    color: var(--warning);
}

.member-status.expired {
    background: rgba(248, 113, 113, 0.15);
    color: var(--danger);
}

.activity-list {
    max-height: 450px;
    overflow-y: auto;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--gray-medium);
    align-items: flex-start;
}

.activity-icon {
    width: 36px;
    height: 36px;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.activity-details {
    flex: 1;
    min-width: 0;
}

.activity-text {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
    line-height: 1.4;
}

.activity-time {
    font-size: 0.8rem;
    color: var(--gray-light);
}

.members-list::-webkit-scrollbar,
.activity-list::-webkit-scrollbar {
    width: 6px;
}

.members-list::-webkit-scrollbar-track,
.activity-list::-webkit-scrollbar-track {
    background: var(--gray-dark);
}

.members-list::-webkit-scrollbar-thumb,
.activity-list::-webkit-scrollbar-thumb {
    background: var(--gray-medium);
    border-radius: 3px;
}

@media (max-width: 1200px) {
    .dashboard-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .dashboard-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .kiosk-header {
        padding: 1rem 1.5rem;
    }
    .logo {
        font-size: 1.8rem;
    }
    .current-time {
        display: none;
    }
    .kiosk-main {
        padding: 1rem;
    }
    .checkin-title {
        font-size: 2.5rem;
    }
    .phone-input {
        font-size: 2.5rem;
        letter-spacing: 4px;
    }
    .numpad-btn {
        padding: 1rem;
        font-size: 2rem;
    }
    .dashboard-stats {
        padding: 1rem;
        gap: 1rem;
    }
    .stat-card {
        padding: 1rem;
    }
    .stat-value {
        font-size: 2rem;
    }
    .dashboard-content {
        padding: 0 1rem 1rem;
    }
    .stats-row {
        grid-template-columns: 1fr;
    }
}