:root {
    --primary-green: #2e7d32;
    --dark-green: #1b5e20;
    --reggae-black: #121212;
    --reggae-grey: #242424;
    --text-white: #e0e0e0;
    --font-kanit: 'Kanit', sans-serif;
    --font-marker: 'Permanent Marker', cursive;
    --glass-background: rgba(18, 18, 18, 0.85);
    /* Reggae Colors (Subtle) */
    --r-red: #d32f2f;
    --r-yellow: #fbc02d;
}

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

body {
    background-color: var(--reggae-black);
    color: var(--text-white);
    font-family: var(--font-kanit);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    position: relative;
}

/* Background Forest Effect */
.forest-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.7)),
        url('https://images.unsplash.com/photo-1542273917363-3b1817f69a2d?auto=format&fit=crop&q=80&w=1600') center/cover no-repeat;
    z-index: -2;
}

.smoke-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(46, 125, 50, 0.1) 0%, rgba(0,0,0,0) 70%);
    z-index: -1;
    animation: smoke-pulsate 10s infinite alternate;
}

@keyframes smoke-pulsate {
    0% { transform: scale(1); opacity: 0.3; }
    100% { transform: scale(1.2); opacity: 0.6; }
}

.container {
    width: 100%;
    max-width: 480px;
    padding: 20px;
    z-index: 10;
    animation: fadeIn 1.2s cubic-bezier(0.23, 1, 0.32, 1);
}

.reggae-card {
    background: var(--glass-background);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(46, 125, 50, 0.3);
    border-radius: 40px;
    padding: 40px 24px;
    text-align: center;
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.6);
}

.brand-name {
    font-family: var(--font-marker);
    font-size: 2.5rem;
    letter-spacing: 2px;
    color: var(--primary-green);
    margin-bottom: 8px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.tagline {
    font-size: 1rem;
    font-weight: 300;
    color: var(--r-yellow);
    letter-spacing: 1px;
    margin-bottom: 32px;
}

.qr-section {
    margin-bottom: 32px;
}

.qr-image {
    width: 180px;
    height: 180px;
    border-radius: 20px;
    border: 4px solid var(--primary-green);
    background: white;
    padding: 10px;
    box-shadow: 0 0 25px rgba(46, 125, 50, 0.4);
    transition: transform 0.3s ease;
}

.qr-image:hover {
    transform: scale(1.05) rotate(2deg);
}

.copy-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 16px;
}

.line-id {
    font-size: 1.1rem;
    color: var(--primary-green);
    font-weight: 600;
}

.line-id span {
    color: white;
    font-weight: 400;
}

.copy-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(46, 125, 50, 0.5);
    color: var(--primary-green);
    padding: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.icon-sm {
    width: 18px;
    height: 18px;
}

/* Toast styling */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--primary-green);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

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

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 24px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.btn-line:hover {
    background: var(--dark-green);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(46, 125, 50, 0.4);
}

.btn-map {
    background: transparent;
    color: var(--r-yellow);
    border: 2px solid var(--r-yellow);
}

.btn-map:hover {
    background: rgba(251, 192, 45, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(251, 192, 45, 0.2);
}

.icon {
    width: 24px;
    height: 24px;
}

.instruction {
    margin-top: 24px;
    font-size: 0.9rem;
    color: #888;
}

footer {
    margin-top: 30px;
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 480px) {
    .brand-name {
        font-size: 2rem;
    }
    
    .reggae-card {
        padding: 32px 20px;
    }
}