:root {
    --bg:        #0F0F0F;
    --surface:   #181818;
    --border:    #2A2A2A;
    --text:      #FFFFFF;
    --muted:     rgba(255,255,255,0.55);
    --dim:       rgba(255,255,255,0.28);
    --blue:      #5C72FA;
    --lime:      #AEE857;
    --purple:    #C47FCB;
    --green:     #4ADE80;
    --red:       #F87171;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
    line-height: 1.5;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* HTML5 [hidden] attribute. Author rules with display:flex/grid override
   the UA stylesheet's [hidden]{display:none}, so we re-assert it. */
[hidden] { display: none !important; }

/* ── Field rows (network parameters with copy buttons) ── */
.field {
    display: flex; align-items: center;
    padding: 10px 0; gap: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.field:last-of-type { border-bottom: none; padding-bottom: 0; }

.field-k {
    font-size: 12px; color: var(--dim);
    min-width: 110px; flex-shrink: 0;
}
.field-v {
    font-family: 'Roboto Mono', 'SF Mono', monospace;
    font-size: 11.5px; color: var(--muted);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.copy {
    flex-shrink: 0;
    background: transparent;
    border: 1px solid var(--border); border-radius: 6px;
    padding: 3px 10px;
    font-size: 11px; color: var(--dim);
    cursor: pointer; font-family: inherit;
    transition: border-color 0.15s, color 0.15s;
}
.copy:hover { border-color: var(--blue); color: var(--blue); }
.copy.ok    { border-color: var(--green); color: var(--green); }
.copy:disabled { cursor: not-allowed; }

/* ── Nav ── */
nav {
    position: sticky; top: 0; z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 48px;
    background: rgba(15,15,15,0.88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.nav-brand {
    display: flex; align-items: center; gap: 10px;
    font-size: 17px; font-weight: 700; letter-spacing: -0.02em;
}

.nav-pill {
    font-size: 10px; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; padding: 3px 9px; border-radius: 100px;
    background: rgba(92,114,250,0.14); color: var(--blue);
    border: 1px solid rgba(92,114,250,0.28);
}

.nav-pill.faucet {
    background: rgba(196,127,203,0.10);
    color: var(--purple);
    border-color: rgba(196,127,203,0.28);
}

.nav-right {
    display: flex; align-items: center; gap: 20px;
}

.nav-link {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 13px; color: var(--muted);
    transition: color 0.15s;
}
.nav-link:hover { color: var(--text); }
.nav-link .arrow {
    font-size: 14px;
    transition: transform 0.2s;
}
.nav-link:hover .arrow { transform: translateX(-2px); }

.nav-status {
    display: flex; align-items: center; gap: 8px;
    font-size: 13px; color: var(--muted);
}

.pulse {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 0 0 rgba(74,222,128,0.4);
    animation: pulse 2.4s ease-in-out infinite;
}
.pulse.error { background: var(--red); animation: none; }
.pulse.idle  { background: var(--dim); animation: none; }

@keyframes pulse {
    0%   { box-shadow: 0 0 0 0   rgba(74,222,128,0.5); }
    60%  { box-shadow: 0 0 0 6px rgba(74,222,128,0); }
    100% { box-shadow: 0 0 0 0   rgba(74,222,128,0); }
}

/* ── Hero ── */
.hero {
    padding: 80px 48px 56px;
    max-width: 1240px; margin: 0 auto;
}

.hero-tags {
    display: flex; gap: 8px; margin-bottom: 28px; flex-wrap: wrap;
}

.tag {
    display: flex; align-items: center; gap: 7px;
    font-size: 12px; font-weight: 500;
    padding: 5px 13px; border-radius: 100px;
    border: 1px solid var(--border); color: var(--muted);
}
.tag-dot { width: 6px; height: 6px; border-radius: 50%; }

h1 {
    font-size: clamp(42px, 6vw, 72px);
    font-weight: 800; letter-spacing: -0.04em; line-height: 1.0;
    margin-bottom: 22px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 17px; color: var(--muted);
    max-width: 620px; line-height: 1.65;
}

/* ── Network bar ── */
.net-bar {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 13px 48px;
}

.net-bar-inner {
    max-width: 1240px; margin: 0 auto;
    display: flex; gap: 36px; align-items: center; flex-wrap: wrap;
}

.net-item {
    display: flex; align-items: baseline; gap: 8px; font-size: 13px;
}
.net-key  { color: var(--dim); }
.net-val  {
    font-family: 'Roboto Mono', 'SF Mono', monospace;
    font-size: 12px; color: var(--muted);
}

/* ── Layout ── */
.section {
    padding: 52px 48px;
    max-width: 1240px; margin: 0 auto;
}

.eyebrow {
    font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--dim); margin-bottom: 6px;
}

.section-h {
    font-size: 26px; font-weight: 700;
    letter-spacing: -0.025em; margin-bottom: 6px;
}

.section-sub {
    font-size: 14px; color: var(--muted); margin-bottom: 32px;
}

/* ── Card base ── */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px; padding: 28px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

/* ── Badge ── */
.badge {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 10px; font-weight: 700; letter-spacing: 0.08em;
    text-transform: uppercase; padding: 3px 9px; border-radius: 4px;
    align-self: flex-start;
}
.badge-evm   {
    background: rgba(92,114,250,0.12);  color: var(--blue);
    border: 1px solid rgba(92,114,250,0.22);
}

/* ── Connect grid (two cards side by side) ── */
.connect-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}
@media (max-width: 880px) {
    .connect-grid { grid-template-columns: 1fr; }
}

/* ── Faucet cards (per-interface accents) ── */
.faucet-card-evm {
    border-left: 3px solid var(--blue);
    position: relative;
}
.faucet-card-tz {
    border-left: 3px solid var(--lime);
    position: relative;
}
.faucet-card-evm:hover {
    border-color: rgba(92,114,250,0.35);
    border-left-color: var(--blue);
    box-shadow: 0 0 40px rgba(92,114,250,0.06);
}
.faucet-card-tz:hover {
    border-color: rgba(174,232,87,0.35);
    border-left-color: var(--lime);
    box-shadow: 0 0 40px rgba(174,232,87,0.06);
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15,15,15,0.86);
    backdrop-filter: blur(2px);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
    text-align: center;
    font-size: 13px;
    color: var(--muted);
    pointer-events: auto;
}

.conn-header {
    display: flex; align-items: center; gap: 14px;
    margin-bottom: 22px; padding-bottom: 18px;
    border-bottom: 1px solid var(--border);
}

.conn-icon {
    width: 42px; height: 42px; border-radius: 11px;
    display: flex; align-items: center; justify-content: center;
    font-size: 22px; flex-shrink: 0;
}
.icon-evm   { background: rgba(92,114,250,0.12); }
.icon-tezos { background: rgba(174,232,87,0.10); }

.conn-title { font-size: 15px; font-weight: 600; }
.conn-sub   { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ── Buttons ── */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 8px;
    border: 1px solid transparent; border-radius: 8px;
    padding: 10px 16px;
    font-family: inherit; font-size: 13px; font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s, background-color 0.15s, color 0.15s;
}

.btn:disabled {
    opacity: 0.5; cursor: not-allowed;
}

.btn.primary {
    background: var(--blue); color: white;
}
.btn.primary:hover:not(:disabled) { opacity: 0.9; }

.btn.primary.tz {
    background: var(--lime); color: #0F0F0F;
}

.btn.primary.success {
    background: var(--green); color: #0F0F0F;
}

.btn.secondary {
    background: var(--surface); color: var(--muted);
    border-color: var(--border);
}
.btn.secondary:hover:not(:disabled) {
    border-color: var(--blue); color: var(--blue);
}

.btn-row {
    display: flex; gap: 10px; flex-wrap: wrap;
}

.btn-block {
    display: flex; width: 100%;
}

.btn-hint {
    font-size: 12px; color: var(--dim);
    margin-top: 8px; margin-bottom: 18px;
}
.btn-hint a { color: var(--blue); }
.btn-hint a:hover { text-decoration: underline; }

/* ── Form ── */
.form-group { margin: 18px 0; }

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 11px; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--dim);
}

input[type="text"] {
    width: 100%;
    padding: 11px 14px;
    background: #0A0A0A;
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-family: 'Roboto Mono', 'SF Mono', monospace;
    font-size: 13px;
}
input[type="text"]:focus {
    outline: none;
    border-color: var(--blue);
}
input[type="text"]::placeholder { color: var(--dim); }

/* ── Captcha slot ── */
#captcha-slot {
    margin: 18px 0;
    min-height: 0;
}
#captcha-slot[data-state="disabled"] {
    display: none;
}

/* ── Status / result ── */
.status {
    margin-top: 18px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    font-size: 13px;
    color: var(--muted);
    line-height: 1.55;
}
.status.hidden { display: none; }
.status.error  { border-color: rgba(248,113,113,0.4); color: var(--red); }
.status.success { border-color: rgba(74,222,128,0.4); }

.status code {
    font-family: 'Roboto Mono', 'SF Mono', monospace;
    font-size: 11.5px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1px 5px;
    word-break: break-all;
}
.status a {
    color: var(--blue);
    word-break: break-all;
}
.status a:hover { text-decoration: underline; }

/* ── Footer ── */
footer {
    max-width: 1240px; margin: 0 auto;
    padding: 28px 48px;
    border-top: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    font-size: 12px; color: var(--dim);
    flex-wrap: wrap; gap: 8px;
}
.footer-version {
    font-family: 'Roboto Mono', 'SF Mono', monospace;
    font-size: 11px;
}

@media (max-width: 600px) {
    nav, .hero, .net-bar, .section, footer {
        padding-left: 20px; padding-right: 20px;
    }
    .nav-right { gap: 12px; }
}