/* rironbusou.com - Cyberpunk Argument Arsenal */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --midnight-vault: #0A0E1A;
    --dark-panel: #151B2E;
    --logic-blue: #4A7BFF;
    --strike-red: #FF4A5C;
    --gold-accent: #D4A843;
    --steel-text: #8B9CC0;
    --muted-slate: #6B7A9E;
    --bright-text: #E8ECF4;
}
body {
    background: var(--midnight-vault);
    color: var(--bright-text);
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 400;
    overflow-x: hidden;
}

/* Hero */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
}
.defense-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    z-index: 0;
}
.ring {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: drawRing 2s ease forwards;
}
.r1 { animation-delay: 0s; }
.r2 { animation-delay: 0.2s; }
.r3 { animation-delay: 0.4s; }
@keyframes drawRing { to { stroke-dashoffset: 0; } }

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem 3rem;
}
.hud-bracket {
    position: absolute;
    width: 20px;
    height: 20px;
}
.top-left { top: 0; left: 0; border-top: 2px solid var(--logic-blue); border-left: 2px solid var(--logic-blue); }
.top-right { top: 0; right: 0; border-top: 2px solid var(--logic-blue); border-right: 2px solid var(--logic-blue); }
.bottom-left { bottom: 0; left: 0; border-bottom: 2px solid var(--logic-blue); border-left: 2px solid var(--logic-blue); }
.bottom-right { bottom: 0; right: 0; border-bottom: 2px solid var(--logic-blue); border-right: 2px solid var(--logic-blue); }

.hero-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--bright-text);
}
.hero-jp {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 1rem;
    color: var(--steel-text);
    margin-top: 0.5rem;
}

/* Arsenal */
#arsenal {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

/* Argument Cards */
.argument-card {
    position: relative;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.argument-card.visible {
    opacity: 1;
    transform: translateY(0);
}
.tier-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--logic-blue);
    display: block;
    margin-bottom: 0.5rem;
}
.card-inner {
    background: var(--dark-panel);
    border: 1px solid rgba(74,123,255,0.15);
    padding: 2rem;
    border-radius: 4px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.tier-2 .card-inner { box-shadow: 0 6px 25px rgba(0,0,0,0.35); }
.tier-3 .card-inner { box-shadow: 0 8px 30px rgba(0,0,0,0.4); }
.tier-final .card-inner { border-color: rgba(212,168,67,0.25); }
.tier-final .tier-label { color: var(--gold-accent); }

.card-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--bright-text);
    margin-bottom: 1rem;
}
.card-body {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--steel-text);
}
.evidence {
    list-style: none;
    margin-top: 1rem;
    padding-left: 1rem;
    border-left: 2px solid rgba(74,123,255,0.2);
}
.evidence li {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--muted-slate);
}
.evidence li::before {
    content: '>';
    color: var(--strike-red);
    margin-right: 0.5rem;
    font-family: 'IBM Plex Mono', monospace;
}

/* Slash Dividers */
.slash-divider {
    display: block;
    width: 100px;
    height: 20px;
    margin: 1.5rem auto;
}

/* Footer */
#footer {
    text-align: center;
    padding: 4rem 2rem;
}
.footer-text {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    color: var(--muted-slate);
    opacity: 0.3;
}

@media (max-width: 600px) {
    #arsenal { padding: 2rem 1.5rem; }
    .card-inner { padding: 1.5rem; }
    .defense-ring { width: 250px; height: 250px; }
}