/* ==========================================================================
   Catalina Cyber Response Challenge - ccrc.dev
   Palette taken from the event challenge coin: Sonoran desert at dusk.
   No framework, no build step. Edit directly.
   ========================================================================== */

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

:root {
    /* Coin palette */
    --bg:            #14100c;
    --bg-alt:        #1c1712;
    --surface:       #241d16;
    --border:        #3d3226;
    --gold:          #d9a441;
    --gold-bright:   #f0c063;
    --terracotta:    #c4622d;
    --olive:         #7d8c4a;
    --text:          #f2e9dc;
    --text-dim:      #a99880;
    --font-mono: 'Courier New', ui-monospace, monospace;
    --font-body: system-ui, -apple-system, 'Segoe UI', sans-serif;
    --maxw: 1080px;
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.65;
    overflow-x: hidden;
}

/* ===== Layout ===== */
.wrap { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }
section { padding: 5rem 0; border-bottom: 1px solid var(--border); }
section:last-of-type { border-bottom: none; }

/* ===== Typography ===== */
h1, h2, h3 { font-family: var(--font-mono); letter-spacing: 0.5px; line-height: 1.2; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); margin-bottom: 0.6rem; color: var(--gold); }
h3 { font-size: 1.15rem; margin-bottom: 0.5rem; color: var(--text); }
.section-lead { color: var(--text-dim); margin-bottom: 2.5rem; max-width: 62ch; }
a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-bright); }

/* ===== Nav ===== */
nav {
    position: sticky; top: 0; z-index: 50;
    background: rgba(20,16,12,.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
}
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; gap: 1rem; }
.brand { font-family: var(--font-mono); font-weight: 700; color: var(--gold); font-size: .95rem; letter-spacing: 1px; }
.brand span { color: var(--text-dim); font-weight: 400; }
.navlinks { display: flex; gap: 1.5rem; font-size: .9rem; }
.navlinks a { color: var(--text-dim); }
.navlinks a:hover { color: var(--gold); }
@media (max-width: 720px) { .navlinks { display: none; } }

/* ===== Hero ===== */
.hero {
    position: relative;
    padding: 5.5rem 0 4.5rem;
    text-align: center;
    background:
        radial-gradient(ellipse at 50% 120%, rgba(196,98,45,.22), transparent 62%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
    overflow: hidden;
}
/* Mountain silhouette drawn in CSS so there is no image to load */
.hero::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 130px;
    background: var(--bg);
    clip-path: polygon(0 100%, 0 62%, 9% 44%, 17% 58%, 27% 30%, 36% 52%, 45% 22%, 57% 48%, 66% 33%, 76% 55%, 86% 38%, 94% 57%, 100% 46%, 100% 100%);
    opacity: .95;
}
.hero .wrap { position: relative; z-index: 1; }
.eyebrow {
    font-family: var(--font-mono); font-size: .8rem; letter-spacing: 3px;
    color: var(--terracotta); text-transform: uppercase; margin-bottom: 1.1rem;
}
.hero h1 {
    font-size: clamp(2rem, 6vw, 3.5rem);
    color: var(--text); margin-bottom: .4rem;
}
.hero h1 .accent { color: var(--gold); }
.tagline { color: var(--text-dim); font-size: clamp(1rem, 2.2vw, 1.2rem); max-width: 55ch; margin: 0 auto 2rem; }

.meta { display: flex; gap: 2.2rem; justify-content: center; flex-wrap: wrap; margin-bottom: 2.4rem; }
.meta div { text-align: center; }
.meta .k { font-family: var(--font-mono); font-size: .72rem; letter-spacing: 2px; color: var(--text-dim); text-transform: uppercase; }
.meta .v { font-size: 1rem; color: var(--text); }

/* ===== Buttons ===== */
.cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn {
    display: inline-block; padding: .8rem 1.7rem; border-radius: 4px;
    font-family: var(--font-mono); font-size: .92rem; letter-spacing: .5px;
    border: 1px solid var(--gold); transition: all .2s; cursor: pointer;
}
.btn-primary { background: var(--gold); color: #14100c; font-weight: 700; }
.btn-primary:hover { background: var(--gold-bright); color: #14100c; }
.btn-ghost { background: transparent; color: var(--gold); }
.btn-ghost:hover { background: rgba(217,164,65,.12); color: var(--gold-bright); }
.btn[data-pending] { opacity: .5; pointer-events: none; }

/* ===== Countdown ===== */
.countdown { display: flex; gap: 1.4rem; justify-content: center; margin-top: 2.6rem; flex-wrap: wrap; }
.cd-unit {
    min-width: 78px; padding: .7rem .4rem;
    background: var(--surface); border: 1px solid var(--border); border-radius: 5px;
}
.cd-num { font-family: var(--font-mono); font-size: 1.7rem; color: var(--gold); line-height: 1; }
.cd-lbl { font-size: .68rem; letter-spacing: 2px; color: var(--text-dim); text-transform: uppercase; margin-top: .35rem; }

/* ===== Cards ===== */
.grid { display: grid; gap: 1.2rem; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 6px; padding: 1.5rem;
    transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--gold); transform: translateY(-2px); }
.card p { color: var(--text-dim); font-size: .95rem; }
.card .icon { font-size: 1.5rem; margin-bottom: .7rem; display: block; }

/* ===== Timeline ===== */
.timeline { list-style: none; border-left: 2px solid var(--border); padding-left: 1.6rem; }
.timeline li { position: relative; padding-bottom: 1.6rem; }
.timeline li::before {
    content: ''; position: absolute; left: -1.95rem; top: .45rem;
    width: 11px; height: 11px; border-radius: 50%;
    background: var(--bg); border: 2px solid var(--gold);
}
.timeline .t { font-family: var(--font-mono); color: var(--gold); font-size: .85rem; letter-spacing: 1px; }
.timeline .d { color: var(--text-dim); font-size: .95rem; }

/* ===== Sponsors ===== */
.sponsors { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-top: 2rem; }
.sponsor {
    padding: 1.1rem 1.8rem; background: var(--surface);
    border: 1px solid var(--border); border-radius: 6px;
    font-family: var(--font-mono); font-size: .95rem; color: var(--text);
    text-align: center; min-width: 190px;
}
.sponsor .role { display: block; font-size: .68rem; letter-spacing: 2px; color: var(--terracotta); text-transform: uppercase; margin-bottom: .35rem; }

/* ===== FAQ ===== */
details {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 6px; padding: 1rem 1.2rem; margin-bottom: .8rem;
}
details[open] { border-color: var(--gold); }
summary { cursor: pointer; font-weight: 600; list-style: none; color: var(--text); }
summary::-webkit-details-marker { display: none; }
summary::before { content: '+ '; color: var(--gold); font-family: var(--font-mono); }
details[open] summary::before { content: '- '; }
details p { color: var(--text-dim); margin-top: .8rem; font-size: .95rem; }

/* ===== Footer ===== */
footer { padding: 3rem 0 2.5rem; text-align: center; color: var(--text-dim); font-size: .88rem; }
footer .flag { font-family: var(--font-mono); color: var(--border); font-size: .78rem; margin-top: 1.2rem; }

/* ===== Accessibility ===== */
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition: none !important; }
}

/* ===== Join / QR block ===== */
.join-row { display: flex; gap: 2.5rem; align-items: flex-start; flex-wrap: wrap; }
.qr-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 8px; padding: 1.1rem; text-align: center; flex: 0 0 auto;
}
.qr-card img { display: block; width: 180px; height: 180px; }
.qr-cap {
    font-family: var(--font-mono); font-size: .78rem; color: var(--text-dim);
    margin-top: .7rem; letter-spacing: .5px;
}
.join-copy { flex: 1 1 320px; }
.join-copy p { color: var(--text-dim); font-size: .95rem; }

/* ===== Partner logos ===== */
/* Text is the fallback. When a logo file lands in assets/logos/ the img is
   added inside .sponsor and the text becomes its alt/caption. */
.sponsor img {
    display: block; max-width: 150px; max-height: 42px;
    width: auto; height: auto; margin: 0 auto;
}
.sponsor.has-logo { padding: 1.2rem 1.6rem; }

/* A logo that only exists in a dark colourway sits on a light chip so it
   stays legible against the near-black background. */
.sponsor.light-chip {
    background: #f2e9dc; border-color: #f2e9dc;
}

/* ===== The lizard =====
   Lives along the bottom edge. Click-through so he can never block a link.
   Sits below the sticky nav in z-order and above page content. */
#lizard-canvas {
    position: fixed;
    left: 0;
    /* Sit above the phone's home-indicator / gesture bar, which otherwise
       covers him completely on iOS and some Android browsers. */
    bottom: env(safe-area-inset-bottom, 0px);
    z-index: 40;
    pointer-events: none;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

/* Give the page a little breathing room so he is not standing on the footer text */
footer { padding-bottom: 5.5rem; }

/* The flag he coughs up when poked */
.lizard-flag {
    position: fixed;
    left: 50%;
    bottom: 5.5rem;
    transform: translate(-50%, 12px);
    z-index: 60;
    max-width: min(92vw, 420px);
    background: var(--surface);
    border: 1px solid var(--gold);
    border-radius: 8px;
    padding: 1.1rem 1.3rem;
    text-align: center;
    opacity: 0;
    transition: opacity .35s, transform .35s;
    box-shadow: 0 12px 40px rgba(0,0,0,.55);
}
.lizard-flag.show { opacity: 1; transform: translate(-50%, 0); }
.lizard-flag strong { font-family: var(--font-mono); color: var(--gold); display: block; margin-bottom: .5rem; }
.lizard-flag p { color: var(--text-dim); font-size: .88rem; margin-bottom: .8rem; }
.lizard-flag code {
    display: block;
    font-family: var(--font-mono);
    color: var(--text);
    background: var(--bg);
    border: 1px dashed var(--border);
    border-radius: 4px;
    padding: .6rem;
    font-size: .9rem;
    word-break: break-all;
}
.lizard-flag .lf-note { margin: .7rem 0 0; font-size: .78rem; color: var(--terracotta); }

@media (prefers-reduced-motion: reduce) {
    .lizard-flag { transition: none; }
}

/* ===== Sub-page hero (about, contact) ===== */
.hero-sub { padding: 4rem 0 3.2rem; }
.hero-sub::after { height: 80px; opacity: .8; }
.hero-sub h1 { font-size: clamp(1.8rem, 4.5vw, 2.7rem); }

/* ===== Long-form prose ===== */
.prose { max-width: 68ch; }
.prose h2 { margin-top: 2.6rem; }
.prose h2:first-child { margin-top: 0; }
.prose p { color: var(--text-dim); margin-bottom: 1rem; }
.prose p strong { color: var(--text); }