/* CSS Variables */
:root {
    --color-green: #005635;
    --color-blue: #002278;
    --color-yellow: #FFE100;
    --color-red: #FF4000;
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-yellow-transparent: rgba(255, 225, 0, 0.60);
    --color-red-transparent: rgba(255, 64, 0, 0.20);
    --color-black-transparent: rgba(0, 0, 0, 0.1);
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--color-yellow);
    margin: 0;
    padding: 0;
}

.container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    min-height: 100vh;
    width: 100%;
    gap: 24px;
    padding: 24px;
    box-sizing: border-box;
}

/* Panel base styles */
.panel {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    min-height: calc(50vh - 48px);
    border-radius: 8px;
}

/* Panel colors */
.panel-red {
    background: 
    100% calc(100% - 51px) / 8px 8px radial-gradient(circle at left top, transparent 8px, var(--color-yellow) 8px),
    calc(100% - 221.4px) 100% / 8px 8px radial-gradient(circle at left top, transparent 8px, var(--color-yellow) 8px),
        var(--color-red);
    background-repeat: no-repeat;
}

.panel-green {
    background: 
    100% calc(100% - 51px) / 8px 8px radial-gradient(circle at left top, transparent 8px, var(--color-yellow) 8px),
    calc(100% - 130.7px) 100% / 8px 8px radial-gradient(circle at left top, transparent 8px, var(--color-yellow) 8px),
    var(--color-green);
    background-repeat: no-repeat;
}

.panel-blue {
    background-color: var(--color-blue);
}

.panel-yellow {
    background-color: var(--color-yellow);
}

/* Top Left Panel - Logo */
.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.logo-image {
    width: clamp(160px, 15vw, 240px);
    height: auto;
    max-height: 60%;
    object-fit: contain;
}

/* Top Right Panel - Event */
.event-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 1rem;
    position: relative;
}

.event-label {
    color: var(--color-yellow-transparent);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.event-circles {
    display: flex;
    gap: -4rem;
    align-items: center;
    position: relative;
    z-index: 15;
}

.event-circles-back {
    position: absolute;
    top: calc(50% + 1.1rem);
    left: 50%;
    transform-origin: center;
    transform: translate(-50%, -50%);
    z-index: 10;
}
.event-circles-back .circle {
    background-color: var(--color-green);
    transform: scale(1.06);
}

.event-circles-back-two {
    position: absolute;
    top: calc(50% + 1.1rem);
    left: 50%;
    transform-origin: center;
    transform: translate(-50%, -50%);
    z-index: 5;
}
.event-circles-back-two .circle {
    background-color: var(--color-yellow);
    transform: scale(1.1);
}

.circle {
    width: clamp(60px, 15vw, 180px);
    height: clamp(60px, 15vw, 180px);
    background-color: var(--color-yellow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.circle-date {
    margin-right: -2rem;
}
.circle-date .circle-content {
    margin-left: -0.5rem;
}
.circle-time {
    margin-left: -2rem;
}
.circle-time .circle-content {
    margin-right: -0.5rem;
}

.circle-chinese img {
    width: clamp(2rem, 4vw, 80%);
    height: auto;
}

.circle-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    font-weight: 600;
    color: var(--color-green);
    font-size: 0.75rem;
    text-transform: uppercase;
}

.date {
    font-weight: 400;
    font-size: clamp(2rem, 6vw, 4.5rem);
    letter-spacing: -0.3rem;
    line-height: 0.85;
}
.time {
    font-size: clamp(1.5rem, 4vw, 3.25rem);
    font-weight: 500;
    line-height: 0.85;
    letter-spacing: -0.25rem;
}


/* Bottom Left Panel - About */
.about-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex: 1;
    gap: 16px;
}



.about-content {
    text-align: center;
    max-width: 472px;
    padding: 0 2rem;
}

.about-content p {
    color: var(--color-yellow);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-label {
    color: var(--color-yellow-transparent);
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Bottom Right Panel - Mascot */
.mascot-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
}

.mascot {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}

.dumpling-mascot {
    width: 218px;
    height: clamp(120px, 25vw, 200px);
    background: url(/images/dsrc-dumpling-base.svg) no-repeat center center;
    position: relative;
    z-index: 10;
    animation: bounce 1.5s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.mascot-face {
    position: relative;
    width: 106px;
    height: 58px;
    background: url(/images/dsrc-dumpling-eyes.svg) no-repeat center center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease-out;
}

.dumpling-shadow {
    width: 188px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--color-red-transparent);
    position: absolute;
    top: 90%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: shadowScale 1.5s ease-in-out infinite;
}

@keyframes shadowScale {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(0.9);
    }
}

.bridge {
    width: 8px;
    height: 4px;
    background-color: #FF4000;
    border-radius: 2px;
}

/* Footer */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 1rem 0 0;
    font-size: 0.75rem;
    letter-spacing: -0.3px;
    font-weight: 600;
    line-height: 1.1;
}

.copyright {
    color: var(--color-red);
    text-transform: uppercase;
}

.credits {
    color: var(--color-red);
    text-align: right;
    text-transform: uppercase;
}

/* CTA Links */
.cta {
    align-self: flex-end;
}

.cta-link {
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: -0.3px;
    transition: opacity 0.3s ease;
    background-color: var(--color-yellow);
    color: var(--color-red);
    padding: 16px;
    border-radius: 8px 0 8px 0;
    display: inline-block;
}



/* Responsive Design */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 16px;
        padding: 16px;
    }
    
    .logo {
        margin-bottom: 3rem;
    }

    .panel {
        min-height: auto;
        height: auto;
        padding: 3rem 0 0;
    }
    
    .event-circles {
        margin-bottom: 3rem;
    }
    .event-circles-back {
        top: calc(50% - 0.405rem);
    }
    .event-circles-back-two {
        top: calc(50% - 0.405rem);
    }
    
    .circle {
        width: clamp(60px, 24vw, 180px);
        height: clamp(60px, 24vw, 180px);
    }

    .date {
        font-size: clamp(2rem, 8vw, 4.5rem);
    }
    .time {
        font-size: clamp(1.5rem, 6vw, 3.25rem);
    }
    .mascot-container {
        margin-bottom: 3rem;
    }
    .about-content {
        padding-bottom: 3rem;
    }

    .dumpling-mascot {
        height: clamp(120px, 100vw, 200px);
    }

    .footer {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 480px) {
    
    .logo {
        flex-direction: column;
        gap: 0.3rem;
    }
    
    .run-club-badge {
        transform: rotate(0deg);
    }
    
    .event-circles {
        gap: 0.5rem;
    }

    .circle {
        width: clamp(60px, 28vw, 180px);
        height: clamp(60px, 28vw, 180px);
    }

    .date {
        font-size: clamp(2rem, 12vw, 4.5rem);
        letter-spacing: -0.2rem;
    }
    .time {
        font-size: clamp(1.5rem, 8vw, 3.25rem);
        letter-spacing: -0.15rem;
    }
    
    .about-border {
        padding: 1rem;
    }
    
    .about-content p {
        font-size: 0.7rem;
    }
}