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

html {
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

:root {
    --bg-primary: #0a0a0a;
    --bg-card: #151515;
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --accent: #00ff88;
    --accent-dim: rgba(0, 255, 136, 0.1);
    --shadow: rgba(0, 255, 136, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    position: relative;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

/* Animated background grid */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
    pointer-events: none;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

/* Glowing orb effect */
body::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.container {
    position: relative;
    z-index: 1;
    max-width: 500px;
    width: 100%;
    box-sizing: border-box;
}

.card {
    background: var(--bg-card);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
    animation: cardEnter 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    animation: shimmer 2s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

.icon-container {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    position: relative;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.nfc-icon {
    width: 100%;
    height: 100%;
    background: var(--accent-dim);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--accent);
    box-shadow: 0 0 30px var(--shadow);
    position: relative;
}

.nfc-icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    border: 2px solid var(--accent);
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes ping {
    75%, 100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

.nfc-symbol {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
}

h1 {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.status {
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid var(--accent);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.status-dot {
    width: 10px;
    height: 10px;
    background: var(--accent);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
    box-shadow: 0 0 10px var(--accent);
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.4;
    }
}

.status-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--accent);
    letter-spacing: 0.02em;
}

.links-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.section-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-align: center;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.link-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(0, 255, 136, 0.05);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.link-card:hover {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.link-icon {
    font-size: 1.5rem;
}

.link-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
    text-align: center;
}

.info-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
}

.info-item:nth-child(1) { animation-delay: 0.2s; }
.info-item:nth-child(2) { animation-delay: 0.3s; }
.info-item:nth-child(3) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.info-icon {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.info-content {
    flex: 1;
}

.info-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.info-description {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.contact {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.contact-title {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
}

.contact-item {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.contact-item:hover {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent);
    transform: translateX(2px);
}

.footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.6;
}

/* Amélioration du scroll sur mobile */
@media (hover: none) and (pointer: coarse) {
    body::before,
    body::after {
        animation: none;
    }

    .icon-container {
        animation: none;
    }
}

/* Responsive adjustments */
@media (max-width: 480px) {
    .card {
        padding: 2rem 1.5rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: 0.9375rem;
    }

    .icon-container {
        width: 70px;
        height: 70px;
    }

    .nfc-symbol {
        font-size: 2rem;
    }

    .links-section {
        padding: 1rem;
    }

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

    .link-name {
        font-size: 0.7rem;
    }
}