/* UMBRASEC shared styles - Tokyo Night palette
   Layout utilities come from Tailwind (CDN); this file holds the
   custom typography, grid texture, and component styles reused across pages. */

:root {
    --bg:        #1a1b26;
    --bg-soft:   #16161e;
    --border:    #2a2c38;
    --border-hi: #3a3d4a;
    --text:      #c0caf5;
    --muted:     #a9b1d6;
    --blue:      #7aa2f7;
    --purple:    #bb9af7;
    --cyan:      #7dcfff;
    --green:     #9ece6a;
    --orange:    #e0af68;
}

body {
    font-family: 'Inter Tight', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.font-mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }

.tokyo-grid {
    background-image:
        linear-gradient(rgba(122,162,247,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(122,162,247,0.035) 1px, transparent 1px);
    background-size: 48px 48px;
}

.hero-headline {
    font-size: 92px;
    line-height: 0.92;
    letter-spacing: -0.045em;
    font-weight: 600;
}

@media (max-width: 768px) {
    .hero-headline { font-size: 56px; }
}

.section-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
}

.research-row {
    border-bottom: 1px solid var(--border);
    transition: all 0.2s ease;
}
.research-row:hover {
    background: var(--bg-soft);
    border-bottom-color: var(--border-hi);
}

.nav-link { position: relative; color: var(--muted); transition: color 0.15s ease; }
.nav-link:hover { color: var(--text); }
.nav-link::after {
    content: "";
    position: absolute; left: 0; right: 0; bottom: -4px;
    height: 1px;
    background: var(--blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s cubic-bezier(0.16,1,0.3,1);
}
.nav-link:hover::after { transform: scaleX(1); }

/* Hero headline - staggered fade-up on load, stays legible */
.ghost-line-1, .ghost-line-2 {
    display: inline-block;
    opacity: 0;
    animation: heroIn 0.9s cubic-bezier(0.16,1,0.3,1) forwards;
}
.ghost-line-1 { animation-delay: 0.05s; }
.ghost-line-2 { animation-delay: 0.22s; }

@keyframes heroIn {
    from { opacity: 0; transform: translateY(14px); filter: blur(6px); }
    to   { opacity: 1; transform: none;             filter: blur(0); }
}

@media (prefers-reduced-motion: reduce) {
    .ghost-line-1, .ghost-line-2 { animation: none; opacity: 1; }
}

/* Logo badge hover (scale + glow) */
.logo-badge { transition: transform 0.25s cubic-bezier(0.16,1,0.3,1), box-shadow 0.25s ease; }
.brand:hover .logo-badge {
    transform: rotate(-4deg) scale(1.08);
    box-shadow: 0 6px 18px -4px rgba(122,162,247,0.6);
}

/* Themed keyboard focus ring */
:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 3px;
    border-radius: 6px;
}

/* ── Article / long-form typography ───────────────────────────── */
.prose { max-width: 760px; }
.prose h2 {
    font-size: 1.9rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 3rem 0 1rem;
    color: var(--text);
}
.prose h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 2.2rem 0 0.75rem;
    color: var(--text);
}
.prose p { color: var(--muted); line-height: 1.7; margin: 1rem 0; }
.prose ul, .prose ol { color: var(--muted); line-height: 1.7; margin: 1rem 0 1rem 1.25rem; }
.prose li { margin: 0.4rem 0; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.prose a:hover { color: var(--cyan); }
.prose strong { color: var(--text); font-weight: 600; }

.prose code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85em;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 5px;
    padding: 0.1em 0.4em;
    color: var(--cyan);
}

.prose pre {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 1.25rem 1.4rem;
    overflow-x: auto;
    margin: 1.5rem 0;
    font-size: 0.83rem;
    line-height: 1.6;
}
.prose pre code {
    background: none;
    border: none;
    padding: 0;
    color: var(--text);
    font-size: inherit;
}

.callout {
    border: 1px solid var(--border);
    border-left: 3px solid var(--blue);
    background: var(--bg-soft);
    border-radius: 12px;
    padding: 1.1rem 1.3rem;
    margin: 1.75rem 0;
}
.callout p { margin: 0.3rem 0; }

blockquote {
    border-left: 3px solid var(--border-hi);
    padding-left: 1.1rem;
    margin: 1.5rem 0;
    color: var(--muted);
    font-style: italic;
}

.table-wrap { overflow-x: auto; margin: 1.5rem 0; }
table.data {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}
table.data th, table.data td {
    text-align: left;
    padding: 0.6rem 0.85rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
table.data th {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}
table.data td { color: var(--muted); }

/* ── Anchor offset for sticky nav ─────────────────────────────── */
html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 88px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ── Scroll-reveal ────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1),
                transform 0.7s cubic-bezier(0.16,1,0.3,1);
    will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
}

/* active nav link (scrollspy) - reuses the hover underline */
.nav-link.active { color: var(--text); }
.nav-link.active::after { transform: scaleX(1); }

/* ── Mobile menu ──────────────────────────────────────────────── */
.menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem; height: 2.25rem;
    border-radius: 0.5rem;
    color: var(--muted);
}
.menu-btn:hover { background: var(--bg-soft); color: var(--text); }

.mobile-menu {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: max-height 0.32s ease, opacity 0.32s ease;
    border-top: 1px solid transparent;
}
.mobile-menu.open {
    max-height: 22rem;
    opacity: 1;
    border-top-color: var(--border);
}
.mobile-menu a {
    display: block;
    padding: 0.85rem 0;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
    font-weight: 500;
    transition: color 0.15s ease, padding-left 0.15s ease;
}
.mobile-menu a:hover { color: var(--text); padding-left: 0.4rem; }

/* ── Command palette (⌘K) ─────────────────────────────────────── */
.cmdk-overlay {
    position: fixed; inset: 0; z-index: 100;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 14vh;
    background: rgba(10,10,16,0.62);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.18s ease;
}
.cmdk-overlay.open { display: flex; opacity: 1; }

.cmdk-panel {
    width: min(620px, 92vw);
    background: #1c1d29;
    border: 1px solid var(--border-hi);
    border-radius: 16px;
    box-shadow: 0 24px 70px -12px rgba(0,0,0,0.7);
    overflow: hidden;
    transform: translateY(-8px) scale(0.985);
    transition: transform 0.2s cubic-bezier(0.16,1,0.3,1);
}
.cmdk-overlay.open .cmdk-panel { transform: none; }

.cmdk-input-row {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.95rem 1.1rem;
    border-bottom: 1px solid var(--border);
}
.cmdk-input-row i { color: var(--muted); }
.cmdk-input {
    flex: 1;
    background: transparent;
    border: none; outline: none;
    color: var(--text);
    font-size: 1rem;
    font-family: 'Inter Tight', sans-serif;
}
.cmdk-input::placeholder { color: #565f89; }
.cmdk-hintkey {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--muted);
    border: 1px solid var(--border);
    border-radius: 5px;
    padding: 0.1rem 0.4rem;
}

.cmdk-list { max-height: 52vh; overflow-y: auto; padding: 0.5rem; }
.cmdk-group-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #565f89;
    padding: 0.6rem 0.7rem 0.3rem;
}
.cmdk-item {
    display: flex; align-items: center; gap: 0.8rem;
    padding: 0.6rem 0.7rem;
    border-radius: 9px;
    cursor: pointer;
    color: var(--muted);
}
.cmdk-item .ci-icon {
    width: 1.6rem; height: 1.6rem;
    display: flex; align-items: center; justify-content: center;
    border-radius: 6px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--blue);
    flex-shrink: 0;
}
.cmdk-item .ci-label { color: var(--text); font-weight: 500; font-size: 0.92rem; }
.cmdk-item .ci-hint { color: #565f89; font-size: 0.78rem; margin-left: auto; }
.cmdk-item.active, .cmdk-item:hover { background: var(--bg-soft); }
.cmdk-item.active { box-shadow: inset 0 0 0 1px var(--border-hi); }
.cmdk-empty { padding: 1.4rem 0.7rem; color: #565f89; font-size: 0.9rem; text-align: center; }

/* ── Code copy button ─────────────────────────────────────────── */
.code-wrap { position: relative; }
.copy-btn {
    position: absolute; top: 0.6rem; right: 0.6rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.66rem;
    letter-spacing: 0.05em;
    color: var(--muted);
    background: #1c1d29;
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 0.28rem 0.55rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.code-wrap:hover .copy-btn { opacity: 1; }
.copy-btn:hover { color: var(--text); border-color: var(--border-hi); }
.copy-btn.copied { color: var(--green); border-color: #2a3a2a; }

/* ── Donate / support chips ───────────────────────────────────── */
.donate-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-soft);
    color: var(--muted);
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    transition: border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}
.donate-chip:hover { border-color: var(--border-hi); color: var(--text); }
.donate-chip:active { transform: translateY(1px); }
.donate-chip .dc-tic { font-weight: 600; color: var(--text); }
.donate-chip .dc-addr {
    color: #565f89;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.donate-chip.copied { border-color: #2a3a2a; color: var(--green); }
.donate-chip.copied .dc-tic { color: var(--green); }
.dc-btc { color: #f7931a; }
.dc-xmr { color: #ff6600; }

.donate-card { display: flex; flex-direction: column; align-items: center; gap: 0.6rem; }
.qr-card {
    background: #fff;
    padding: 8px;
    border-radius: 12px;
    line-height: 0;
    box-shadow: 0 0 0 1px var(--border);
}
.qr-card img { display: block; width: 128px; height: 128px; }
.dc-coin {
    display: inline-flex; align-items: center; gap: 0.45rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text);
}

/* ── Interactive cards (hover lift + gradient top accent) ─────── */
.u-card {
    position: relative;
    overflow: hidden;
    transition: transform 0.28s cubic-bezier(0.16,1,0.3,1),
                border-color 0.28s ease;
}
.u-card::before {
    content: "";
    position: absolute; left: 0; right: 0; top: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s cubic-bezier(0.16,1,0.3,1);
}
.u-card:hover { transform: translateY(-4px); border-color: var(--border-hi); }
.u-card:hover::before { transform: scaleX(1); }
.u-ico { display: inline-block; transition: transform 0.28s cubic-bezier(0.16,1,0.3,1); }
.u-card:hover .u-ico { transform: translateY(-2px) scale(1.08); }

/* ── Buttons (lift + arrow nudge) ─────────────────────────────── */
.btn-primary, .btn-ghost {
    transition: transform 0.18s ease, background 0.2s ease,
                border-color 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px -12px rgba(122,162,247,0.55); }
.btn-ghost:hover   { transform: translateY(-2px); border-color: var(--border-hi); }
.btn-primary:active, .btn-ghost:active { transform: translateY(0); }
.arrow { display: inline-block; transition: transform 0.2s ease; }
.btn-primary:hover .arrow, .btn-ghost:hover .arrow { transform: translateX(4px); }

/* ── Research row chevron (slides in on hover) ────────────────── */
.row-chev {
    color: var(--blue);
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.research-row:hover .row-chev { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    .u-card, .u-card::before, .u-ico,
    .btn-primary, .btn-ghost, .arrow, .row-chev { transition: none; }
    .u-card:hover, .btn-primary:hover, .btn-ghost:hover { transform: none; }
}

/* ── Back to top ──────────────────────────────────────────────── */
.to-top {
    position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 40;
    width: 2.75rem; height: 2.75rem;
    display: flex; align-items: center; justify-content: center;
    border-radius: 12px;
    background: #1c1d29;
    border: 1px solid var(--border);
    color: var(--muted);
    cursor: pointer;
    opacity: 0; pointer-events: none;
    transform: translateY(8px);
    transition: opacity 0.25s ease, transform 0.25s ease, color 0.15s ease;
}
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }
.to-top:hover { color: var(--text); border-color: var(--border-hi); }

/* ── Hero radial glow ─────────────────────────────────────────── */
.hero { position: relative; }
.hero::before {
    content: "";
    position: absolute;
    top: -8%; left: 4%;
    width: 540px; height: 540px;
    max-width: 80vw;
    background: radial-gradient(circle,
        rgba(122,162,247,0.18),
        rgba(187,154,247,0.07) 45%,
        transparent 70%);
    filter: blur(14px);
    pointer-events: none;
    z-index: 0;
    animation: heroGlow 14s ease-in-out infinite alternate;
}
.hero > * { position: relative; z-index: 1; }
@keyframes heroGlow {
    from { transform: translate(0, 0) scale(1);       opacity: 0.75; }
    to   { transform: translate(48px, 26px) scale(1.12); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) { .hero::before { animation: none; } }

/* Interactive network constellation (injected into .hero) */
.hero canvas.hero-canvas {
    position: absolute; inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* Decode / scramble text - the cipher glyphs mid-resolve */
.scramble-rnd { color: var(--purple); opacity: 0.9; }
[data-scramble] { min-height: 1em; }

/* ── Glitch wordmark (RGB-split on logo hover) ────────────────── */
.glitch { position: relative; }
.glitch::before, .glitch::after {
    content: attr(data-text);
    position: absolute; left: 0; top: 0;
    width: 100%;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
}
.brand:hover .glitch::before {
    color: var(--cyan);
    clip-path: inset(0 0 55% 0);
    animation: glitchTop 0.42s steps(2, end) 1;
}
.brand:hover .glitch::after {
    color: #f7768e;
    clip-path: inset(55% 0 0 0);
    animation: glitchBot 0.42s steps(2, end) 1;
}
@keyframes glitchTop {
    0% { opacity: 0.9; transform: translate(0,0); }
    25% { transform: translate(-2px,-1px); }
    50% { transform: translate(2px,1px); }
    75% { transform: translate(-1px,0); }
    100% { opacity: 0; transform: translate(0,0); }
}
@keyframes glitchBot {
    0% { opacity: 0.9; transform: translate(0,0); }
    25% { transform: translate(2px,1px); }
    50% { transform: translate(-2px,-1px); }
    75% { transform: translate(1px,0); }
    100% { opacity: 0; transform: translate(0,0); }
}
@media (prefers-reduced-motion: reduce) {
    .brand:hover .glitch::before, .brand:hover .glitch::after { animation: none; opacity: 0; }
}

/* ── Reading progress bar (article pages) ─────────────────────── */
.read-progress {
    position: fixed; top: 0; left: 0;
    height: 3px; width: 0;
    background: linear-gradient(90deg, var(--blue), var(--purple), var(--cyan));
    box-shadow: 0 0 10px rgba(122,162,247,0.5);
    z-index: 60;
    transition: width 0.1s linear;
}

/* ── CISA KEV live ticker (homepage) ──────────────────────────── */
.kev-strip {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-soft);
}
.kev-inner { display: flex; align-items: stretch; max-width: 1280px; margin: 0 auto; }
.kev-tag {
    flex-shrink: 0;
    display: flex; align-items: center; gap: 0.55rem;
    padding: 0 1.1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    color: var(--green);
    background: var(--bg);
    border-right: 1px solid var(--border);
    cursor: default;
}
.kev-live-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--green);
    animation: kevPulse 2s ease-out infinite;
}
@keyframes kevPulse {
    0%   { box-shadow: 0 0 0 0 rgba(158,206,106,0.55); }
    70%  { box-shadow: 0 0 0 7px rgba(158,206,106,0); }
    100% { box-shadow: 0 0 0 0 rgba(158,206,106,0); }
}
.kev-viewport { overflow: hidden; flex: 1; position: relative; }
.kev-viewport::before, .kev-viewport::after {
    content: ""; position: absolute; top: 0; bottom: 0; width: 40px; z-index: 1; pointer-events: none;
}
.kev-viewport::before { left: 0;  background: linear-gradient(90deg, var(--bg-soft), transparent); }
.kev-viewport::after  { right: 0; background: linear-gradient(270deg, var(--bg-soft), transparent); }
.kev-track {
    display: flex; align-items: center; gap: 2.5rem;
    width: max-content;
    padding: 0.7rem 1.5rem;
    animation: kevScroll 42s linear infinite;
}
.kev-viewport:hover .kev-track { animation-play-state: paused; }
@keyframes kevScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.kev-item {
    display: inline-flex; align-items: center; gap: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.76rem;
    white-space: nowrap;
    color: var(--muted);
}
.kev-cve  { color: var(--blue); }
.kev-prod { color: var(--text); }
.kev-date { color: #565f89; }
.kev-ransom { color: var(--orange); }
@media (prefers-reduced-motion: reduce) {
    .kev-track { animation: none; overflow-x: auto; max-width: 100%; }
    .kev-live-dot { animation: none; }
}

/* ── Article table of contents (left gutter, sticky) ──────────── */
.article-body { position: relative; }
.toc-rail { display: none; }
@media (min-width: 1100px) {
    .toc-rail {
        display: block;
        position: absolute;
        top: 0; left: -250px;
        width: 220px; height: 100%;
    }
}
.toc { position: sticky; top: 88px; }
.toc-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase;
    color: #565f89; margin-bottom: 0.7rem;
}
.toc nav { display: flex; flex-direction: column; border-left: 1px solid var(--border); }
.toc a {
    display: block;
    padding: 0.3rem 0 0.3rem 0.9rem;
    margin-left: -1px;
    border-left: 2px solid transparent;
    color: var(--muted);
    font-size: 0.82rem;
    line-height: 1.35;
    text-decoration: none;
    transition: color 0.15s ease, border-color 0.15s ease;
}
.toc a:hover { color: var(--text); border-left-color: var(--border-hi); }
.toc a.active { color: var(--blue); border-left-color: var(--blue); }

/* ── Share buttons (article end) ──────────────────────────────── */
.share-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 2.1rem; height: 2.1rem;
    border-radius: 9px;
    border: 1px solid var(--border);
    background: var(--bg-soft);
    color: var(--muted);
    font-size: 0.85rem;
    text-decoration: none;
    cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}
.share-btn:hover { color: var(--text); border-color: var(--border-hi); }
.share-btn:active { transform: translateY(1px); }
.share-btn.copied { color: var(--green); border-color: #2a3a2a; }

/* ── Research filter chips + card grid ────────────────────────── */
.filter-chip {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-soft);
    color: var(--muted);
    cursor: pointer;
    transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.filter-chip:hover { border-color: var(--border-hi); color: var(--text); }
.filter-chip.active { background: var(--blue); border-color: var(--blue); color: var(--bg); }

.research-card-title { transition: color 0.15s ease; }
.research-card:hover .research-card-title { color: var(--blue); }
.research-card-arrow { transition: transform 0.2s ease; }
.research-card:hover .research-card-arrow { transform: translateX(3px); }

.research-empty {
    border: 1px dashed var(--border);
    border-radius: 18px;
    background: var(--bg-soft);
    color: #565f89;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    padding: 2.25rem;
    text-align: center;
}

/* ── Footer crypto tip buttons (copy-on-click) ────────────────── */
.footer-coin {
    background: none;
    border: 0;
    padding: 0;
    cursor: pointer;
    line-height: 0;
}
.footer-coin.copied { color: var(--green); }

/* ── QR tip popup (footer coins) ──────────────────────────────── */
.qr-overlay {
    position: fixed; inset: 0; z-index: 110;
    display: none; align-items: center; justify-content: center;
    padding: 1rem;
    background: rgba(10,10,16,0.66);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.18s ease;
}
.qr-overlay.open { display: flex; opacity: 1; }
.qr-pop {
    position: relative;
    width: min(300px, 92vw);
    background: #1c1d29;
    border: 1px solid var(--border-hi);
    border-radius: 18px;
    box-shadow: 0 24px 70px -12px rgba(0,0,0,0.7);
    padding: 1.5rem 1.4rem 1.3rem;
    text-align: center;
    transform: translateY(-10px) scale(0.95);
    transition: transform 0.22s cubic-bezier(0.16,1,0.3,1);
}
.qr-overlay.open .qr-pop { transform: none; }
.qr-close {
    position: absolute; top: 0.5rem; right: 0.7rem;
    background: none; border: 0; padding: 0;
    color: var(--muted); font-size: 1.5rem; line-height: 1; cursor: pointer;
}
.qr-close:hover { color: var(--text); }
.qr-coin {
    display: inline-flex; align-items: center; gap: 0.5rem;
    font-family: 'JetBrains Mono', monospace; font-size: 0.92rem;
    font-weight: 600; color: var(--text); margin-bottom: 1.1rem;
}
.qr-img-card {
    background: #fff; padding: 12px; border-radius: 14px;
    display: inline-block; line-height: 0;
    box-shadow: 0 0 0 1px var(--border);
}
.qr-img-card img { display: block; width: 180px; height: 180px; }
.qr-addr {
    display: inline-flex; align-items: center; gap: 0.5rem;
    margin-top: 1.1rem; max-width: 100%;
    padding: 0.5rem 0.8rem;
    border: 1px solid var(--border); border-radius: 10px;
    background: var(--bg-soft); color: var(--muted);
    font-family: 'JetBrains Mono', monospace; font-size: 0.72rem;
    cursor: pointer;
    transition: border-color 0.15s ease, color 0.15s ease;
}
.qr-addr:hover { border-color: var(--border-hi); color: var(--text); }
.qr-addr.copied { border-color: #2a3a2a; color: var(--green); }
.qr-addr-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 190px; }
.qr-note { margin-top: 0.85rem; font-size: 0.68rem; color: #565f89; }
@media (prefers-reduced-motion: reduce) { .qr-overlay, .qr-pop { transition: none; } }

/* ── Click-to-copy email button ───────────────────────────────── */
.copy-email { cursor: pointer; }
.copy-email .dc-addr { color: inherit; max-width: none; }
.copy-email.copied { color: var(--green); border-color: #2a3a2a; }