/* signup.css — RSAVP page. Builds on style.css (site palette) and borrows the
   npub zone styling from the asymmetric-vanity-npubs demo: green = mined vanity
   zone, orange = anti-phish zone. */

:root {
    --nhd-green: #3fb950;
    --nhd-green-dim: rgba(63, 185, 80, 0.22);
    --nhd-orange: #f7931a;
    /* site --color-primary is the orange; aliased here for readability */
    /* npubs, nsecs and the target word are read character by character: they get
       a real mono face, never the display face (Manusquared). */
    --nhd-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
    /* panel prose gets a readable sans stack; Manusquared stays for the display
       headings (hero, panel headings) where legibility is not the job. */
    --nhd-read: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
}

.signup-body {
    max-width: 60rem;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-2xl);
    display: grid;
    gap: var(--spacing-lg);
    font-family: var(--nhd-read);
}

.panel {
    background-color: var(--color-background-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-card);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-card);
}

.panel h2 {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.panel h3 {
    font-size: 1.1rem;
    margin: var(--spacing-md) 0 var(--spacing-xs);
    color: var(--color-secondary);
}

.panel p,
.panel li {
    font-size: 0.95rem;
    line-height: 1.6;
}

.muted {
    color: #b4b4b4;
}

.small {
    font-size: 0.9rem;
}

a {
    color: var(--nhd-orange);
}

/* ── the npub zone rendering ───────────────────────────────────────────── */

.npub {
    font-family: var(--nhd-mono);
    font-size: 1rem;
    letter-spacing: 0.03em;
    word-break: break-all;
    white-space: normal;
}

.npub-prefix {
    color: #9a9a9a;
}

.npub-vanity {
    background: var(--nhd-green-dim);
    border: 1px solid var(--nhd-green);
    border-right: none;
    color: var(--nhd-green);
    font-weight: 700;
    padding: 0 0.1em;
}

.npub-vanity:first-of-type {
    border-left: 1px solid var(--nhd-green);
}

.npub-vanity-pending {
    background: transparent;
    border: 1px dashed var(--nhd-green-dim);
    border-right: none;
    color: rgba(63, 185, 80, 0.5);
    padding: 0 0.1em;
}

.npub-antiphish {
    background: rgba(247, 147, 26, 0.18);
    border: 1px solid var(--nhd-orange);
    color: var(--nhd-orange);
    font-weight: 700;
    padding: 0 0.1em;
}

.npub-tail {
    color: #6e6e6e;
}

/* the raindrop: a 9-char window with ≤6 distinct characters, ringed in place */
.npub-window {
    display: inline;
    border: 1px solid var(--nhd-green);
    border-radius: 3px;
    box-shadow: 0 0 6px rgba(63, 185, 80, 0.45), inset 0 0 4px rgba(63, 185, 80, 0.12);
    padding: 0 0.1em;
    position: relative;
}

/* inside the ring the zone borders would double up: keep colour, drop the lines */
.npub-window .npub-window-part {
    border-color: transparent;
    box-shadow: none;
}

.npub-window .npub-window-part.npub-tail {
    color: #9fe0a8;
}

/* ── the target word, mined/unmined progress ───────────────────────────── */

.target-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: var(--spacing-xs);
}

.target-strip-label {
    color: #a8a8a8;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.target-word {
    display: inline-flex;
    gap: 2px;
    font-family: var(--nhd-mono);
    font-size: 1.1rem;
    letter-spacing: 0.04em;
}

.target-char {
    display: inline-block;
    min-width: 0.85em;
    text-align: center;
    padding: 0.05em 0.1em;
    border-radius: 3px;
}

.target-char-mined {
    background: var(--nhd-green-dim);
    border: 1px solid var(--nhd-green);
    color: var(--nhd-green);
    font-weight: 700;
}

.target-char-pending {
    border: 1px dashed #4a4a4a;
    color: #6b6b6b;
}

.target-count {
    font-family: var(--nhd-mono);
    font-size: 0.8rem;
    color: #8a8a8a;
}

.raindrop-badge {
    display: inline-block;
    margin-left: 0.5rem;
    padding: 0.1rem 0.5rem;
    border: 1px solid var(--nhd-green);
    border-radius: 999px;
    background: var(--nhd-green-dim);
    color: var(--nhd-green);
    font-size: 0.75rem;
    font-family: var(--nhd-mono);
    white-space: nowrap;
}

/* ── the grinding visualisation ────────────────────────────────────────── */

.grind-viz {
    position: relative;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background: #111;
    padding: var(--spacing-sm) var(--spacing-md);
    display: grid;
    gap: var(--spacing-xs);
}

.grind-head {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #9a9a9a;
}

.grind-dot {
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--nhd-orange);
    box-shadow: 0 0 0.4rem var(--nhd-orange);
    animation: nhd-pulse 1.1s ease-in-out infinite;
}

.grind-viz[data-state='found'] .grind-dot {
    background: var(--nhd-green);
    box-shadow: 0 0 0.4rem var(--nhd-green);
    animation: none;
}

.grind-state {
    margin-left: auto;
    color: var(--nhd-orange);
    text-transform: none;
    letter-spacing: 0.02em;
}

.grind-state.found {
    color: var(--nhd-green);
}

.grind-state.topup {
    color: var(--color-secondary);
}

.grind-headline {
    display: grid;
    gap: 0.15rem;
    border-top: 1px dashed var(--color-border);
    border-bottom: 1px dashed var(--color-border);
    padding: var(--spacing-xs) 0;
}

.grind-headline-label {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #b4b4b4;
}

.grind-headline-npub {
    font-size: 1rem;
}

/* the nsec handover: boxed under the npub it belongs to, readable and copyable
   the second the grind stops — nothing between the visitor and their key */
.grind-key {
    margin-top: 0.35rem;
    padding: 0.45rem 0.6rem;
    background: #101410;
    border: 1px solid var(--nhd-green);
    border-radius: var(--border-radius-sm, 4px);
}

.grind-key-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #b4b4b4;
    margin-bottom: 0.15rem;
}

.grind-headline-nsec {
    font-size: 1rem;
    color: #9fe0a8;
}

.grind-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: 0.8rem;
}

.grind-stat {
    display: grid;
    gap: 0.1rem;
}

.grind-stat dt {
    color: #858585;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.8rem;
    font-weight: 600;
}

.grind-stat dd {
    font-family: var(--nhd-mono);
    color: var(--nhd-orange);
}

.grind-legend {
    font-size: 0.85rem;
    font-weight: 500;
    color: #b4b4b4;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
    line-height: 1.5;
}

.legend-swatch {
    width: 0.7rem;
    height: 0.7rem;
    display: inline-block;
    border-radius: 2px;
}

.legend-vanity {
    background: var(--nhd-green-dim);
    border: 1px solid var(--nhd-green);
}

.legend-antiphish {
    background: rgba(247, 147, 26, 0.18);
    border: 1px solid var(--nhd-orange);
}

@keyframes nhd-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.25; }
}

@keyframes nhd-slide {
    from { transform: translateY(-0.35rem); opacity: 0; }
    to { transform: translateY(0); opacity: 0.55; }
}

/* ── mining + status ───────────────────────────────────────────────────── */

.mine-track {
    height: 0.5rem;
    border-radius: 999px;
    background: #262626;
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.mine-bar {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--nhd-orange), var(--color-secondary));
    transition: width 0.4s ease-out;
}

.status-line {
    font-size: 0.9rem;
    color: #b4b4b4;
}

.status-line[data-state='mining'],
.status-line[data-state='working'] {
    color: var(--nhd-orange);
}

.status-line[data-state='ok'] {
    color: var(--nhd-green);
}

.status-line[data-state='error'] {
    color: #f85149;
}

.ladder {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.ladder-rung {
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    padding: 0.12rem 0.4rem;
    color: #9a9a9a;
}

/* ── form ──────────────────────────────────────────────────────────────── */

.form-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}

.field {
    display: grid;
    gap: 0.3rem;
}

.field-wide {
    grid-column: 1 / -1;
}

.field label {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #9a9a9a;
}

.field input,
.field select,
.field textarea {
    background: #111;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    color: var(--color-primary);
    font-family: var(--nhd-mono);
    font-size: 0.9rem;
    padding: 0.5rem 0.6rem;
}

.field textarea {
    min-height: 4.5rem;
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: 1px solid var(--nhd-orange);
}

.hp-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.85rem;
}

button {
    font-family: var(--nhd-mono);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: var(--nhd-orange);
    color: #111;
    border: none;
    border-radius: var(--border-radius-sm);
    padding: 0.7rem 1.2rem;
    cursor: pointer;
    transition: var(--transition-default);
}

button:hover:not(:disabled) {
    filter: brightness(1.1);
}

button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

button.ghost {
    background: transparent;
    color: var(--nhd-orange);
    border: 1px solid var(--color-border);
}

/* ── counter ───────────────────────────────────────────────────────────── */

.counter-figures {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.figure {
    display: grid;
    gap: 0.1rem;
}

.figure dt {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #858585;
}

.figure dd {
    font-size: 1.4rem;
    color: var(--nhd-orange);
    font-family: var(--nhd-mono);
}

.relay-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: var(--spacing-sm);
}

.relay-chip {
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: 0.12rem 0.5rem;
    color: #9a9a9a;
}

.relay-chip[data-state='connected'] {
    border-color: var(--nhd-green);
    color: var(--nhd-green);
}

.relay-chip[data-state='offline'] {
    border-color: #f85149;
    color: #f85149;
}

.rsvp-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.25rem;
    max-height: 18rem;
    overflow-y: auto;
}

.rsvp-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    align-items: baseline;
    border-bottom: 1px dashed #262626;
    padding-bottom: 0.2rem;
}

/* the npub is a long unbreakable string: let it wrap rather than overflow its
   flex item and visually run into the seat meta next to it */
.rsvp-npub {
    min-width: 0;
    overflow-wrap: anywhere;
}

.rsvp-meta {
    margin-left: auto;
    font-size: 0.8rem;
    font-weight: 500;
    color: #9a9a9a;
    white-space: nowrap;
}

.publish-log {
    list-style: none;
    margin: var(--spacing-sm) 0 0;
    padding: 0;
    display: grid;
    gap: 0.15rem;
    font-size: 0.8rem;
    font-family: var(--nhd-mono);
}

.pub-ok {
    color: var(--nhd-green);
}

.pub-fail {
    color: #f85149;
}

.result-npub {
    margin: var(--spacing-sm) 0;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background: #111;
}

.result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.nsec-out {
    width: 100%;
    margin-top: var(--spacing-sm);
    background: #111;
    border: 1px solid var(--color-border);
    color: var(--color-secondary);
    font-family: var(--nhd-mono);
    font-size: 0.8rem;
    padding: 0.4rem;
}

/* ── ONE PAGE: announcement hero + #signup + page footer ────────────────── */

body.onepage {
    display: block;
    padding: var(--spacing-lg) var(--spacing-md);
}

body.onepage .card {
    margin: 0 auto;
}

/* the CTA scrolls here; keep the mining panel out from under the viewport edge */
#signup {
    scroll-margin-top: var(--spacing-lg);
}

/* smooth scroll only when the visitor has not asked for less motion */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

/* ── the inviting primary CTA ──────────────────────────────────────────── */

.cta-mine {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 3rem; /* ≥44px tap target */
    min-width: 3rem;
    padding: 0.9rem 1.75rem;
    background: linear-gradient(135deg, #ffb347, var(--nhd-orange));
    color: #121212;
    border: 2px solid var(--nhd-orange);
    border-radius: 0.5rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    animation: cta-glow 2.6s ease-in-out infinite;
    transition: var(--transition-default);
}

.cta-mine .cta-arrow {
    font-size: 1.2em;
    line-height: 1;
}

.cta-mine:hover {
    background: linear-gradient(135deg, #ffd08a, #ffa733);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 0 1.5rem rgba(247, 147, 26, 0.85), 0 0 3rem rgba(247, 147, 26, 0.4);
}

.cta-mine:focus-visible {
    outline: 3px solid #ffffff;
    outline-offset: 3px;
}

/* After the press the CTA reflects state: the grind is running and the button is
   spent, so a second press cannot spawn a second worker set (ADDENDUM 2). */
.cta-mine[data-state='mining'],
.cta-mine[aria-disabled='true'] {
    cursor: default;
    pointer-events: none;
    animation: none;
    background: linear-gradient(135deg, #6f6252, #554b40);
    border-color: #6f6252;
    box-shadow: none;
    color: #e8e2d8;
}

@keyframes cta-glow {
    0%, 100% { box-shadow: 0 0 0.4rem rgba(247, 147, 26, 0.55), 0 0 1rem rgba(247, 147, 26, 0.25); }
    50% { box-shadow: 0 0 1rem rgba(247, 147, 26, 0.95), 0 0 2.2rem rgba(247, 147, 26, 0.45); }
}

@media (prefers-reduced-motion: reduce) {
    .cta-mine {
        animation: none;
        box-shadow: 0 0 0.75rem rgba(247, 147, 26, 0.5);
    }
    .cta-mine:hover {
        transform: none;
    }
}

/* ── page footer (after #signup) ───────────────────────────────────────── */

.page-footer {
    max-width: 60rem;
    margin: var(--spacing-lg) auto 0;
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-2xl);
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: space-between;
}

.page-footer-details {
    display: grid;
    gap: var(--spacing-xs);
}

.page-footer-note {
    flex-basis: 100%;
    color: #9a9a9a;
}

/* ── mining panel framing ──────────────────────────────────────────────── */

.mine-panel {
    border-color: var(--nhd-orange);
    box-shadow: 0 0 1.5rem rgba(247, 147, 26, 0.12), var(--shadow-card);
}

.mine-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem !important;
    color: #ffb347 !important;
}

.mine-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #121212;
    background: var(--nhd-orange);
    border-radius: 999px;
    padding: 0.15rem 0.6rem;
}

.mine-lead {
    font-size: 0.95rem;
    line-height: 1.6;
}

@keyframes cellAppear {
    from { opacity: 0; transform: scale(0.3) rotate(-30deg); }
    to   { opacity: 1; transform: scale(1) rotate(0); }
}

/* the mining counters are the headline numbers: make them loud */
.grind-stats .grind-stat dd {
    font-size: 1.15rem;
    font-weight: 700;
}

.legend-window {
    background: transparent;
    border: 1px solid var(--nhd-green);
    border-radius: 3px;
    box-shadow: 0 0 6px rgba(63, 185, 80, 0.45);
}

/* ── reduced motion for the in-page animations ─────────────────────────── */

@media (prefers-reduced-motion: reduce) {
    .grind-dot,
    .npub-window,
    .target-char,
    .raindrop-badge {
        animation: none;
        transition: none;
    }
}

/* a soft breath on the raindrop ring, only when motion is welcome */
@media (prefers-reduced-motion: no-preference) {
    .npub-window {
        animation: raindropPulse 2.6s ease-in-out infinite;
    }
}

@keyframes raindropPulse {
    0%, 100% { box-shadow: 0 0 6px rgba(63, 185, 80, 0.35); }
    50%      { box-shadow: 0 0 12px rgba(63, 185, 80, 0.75); }
}