/* ============================================================
   Cipher Vellum — refined manuscript / jade + amber
   Default :root = DARK, html.light = LIGHT override
   Activated when body has class="variant-vellum"
   ============================================================ */

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

:root {
    /* Dark palette */
    --ink:           #04161b;
    --ink-2:         #082230;
    --ink-3:         #0e2c38;
    --ink-4:         #143844;

    --paper:         #f0f5f3;
    --paper-warm:    #d4e3df;
    --paper-dim:     #8fbcb6;
    --paper-faint:   #4d7273;

    --jade:          #5fd4c8;
    --jade-bright:   #8af0e4;
    --jade-deep:     #1f7b74;
    --jade-soft:     rgba(95, 212, 200, 0.16);
    --jade-line:     rgba(95, 212, 200, 0.42);
    --jade-glow:     rgba(95, 212, 200, 0.6);

    --amber:         #f4b658;
    --amber-bright:  #ffd089;
    --amber-deep:    #b8762a;
    --amber-soft:    rgba(244, 182, 88, 0.15);
    --amber-line:    rgba(244, 182, 88, 0.45);
    --amber-glow:    rgba(244, 182, 88, 0.55);

    --danger:        #ff7b6b;
    --danger-soft:   rgba(255, 123, 107, 0.14);

    --card-shadow:
        0 1px 0 rgba(255,255,255,0.05) inset,
        0 0 0 1px rgba(0,0,0,0.5),
        0 32px 80px -20px rgba(0,0,0,0.7),
        0 0 80px -30px var(--jade-glow);

    --font-display:  "Instrument Serif", "Times New Roman", serif;
    --font-body:     "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono:     "JetBrains Mono", "SF Mono", ui-monospace, monospace;

    --radius: 4px;
    --radius-lg: 6px;

    --bg-vignette:
        radial-gradient(ellipse 60% 40% at 50% 0%, rgba(95,212,200,0.10), transparent 60%),
        radial-gradient(ellipse 50% 35% at 100% 100%, rgba(244,182,88,0.06), transparent 60%),
        radial-gradient(ellipse 50% 35% at 0% 80%, rgba(95,212,200,0.06), transparent 60%);
}

html.light {
    --ink:           #f3e8d2;
    --ink-2:         #fdfbf6;
    --ink-3:         #f8f1e4;
    --ink-4:         #f1e8d2;

    --paper:         #0a2530;
    --paper-warm:    #103642;
    --paper-dim:     #2c5762;
    --paper-faint:   #607d83;

    --jade:          #0f7a70;
    --jade-bright:   #138c80;
    --jade-deep:     #0a534b;
    --jade-soft:     rgba(15, 122, 112, 0.10);
    --jade-line:     rgba(15, 122, 112, 0.32);
    --jade-glow:     rgba(15, 122, 112, 0.20);

    --amber:         #b8762a;
    --amber-bright:  #cc8a36;
    --amber-deep:    #8a5612;
    --amber-soft:    rgba(184, 118, 42, 0.10);
    --amber-line:    rgba(184, 118, 42, 0.35);
    --amber-glow:    rgba(184, 118, 42, 0.20);

    --danger:        #b8362b;
    --danger-soft:   rgba(184, 54, 43, 0.08);

    --card-shadow:
        0 1px 0 rgba(255,255,255,0.7) inset,
        0 0 0 1px rgba(10,37,48,0.06),
        0 6px 16px -4px rgba(10,37,48,0.10),
        0 28px 60px -16px rgba(10,37,48,0.22);

    --bg-vignette:
        radial-gradient(ellipse 60% 40% at 50% 0%, rgba(15,122,112,0.06), transparent 60%),
        radial-gradient(ellipse 50% 35% at 100% 100%, rgba(184,118,42,0.05), transparent 60%);
}

@media (prefers-color-scheme: light) {
    html:not(.dark) {
        --ink:           #f3e8d2;
        --ink-2:         #fdfbf6;
        --ink-3:         #f8f1e4;
        --ink-4:         #f1e8d2;

        --paper:         #0a2530;
        --paper-warm:    #103642;
        --paper-dim:     #2c5762;
        --paper-faint:   #607d83;

        --jade:          #0f7a70;
        --jade-bright:   #138c80;
        --jade-deep:     #0a534b;
        --jade-soft:     rgba(15, 122, 112, 0.10);
        --jade-line:     rgba(15, 122, 112, 0.32);
        --jade-glow:     rgba(15, 122, 112, 0.20);

        --amber:         #b8762a;
        --amber-bright:  #cc8a36;
        --amber-deep:    #8a5612;
        --amber-soft:    rgba(184, 118, 42, 0.10);
        --amber-line:    rgba(184, 118, 42, 0.35);
        --amber-glow:    rgba(184, 118, 42, 0.20);

        --danger:        #b8362b;
        --danger-soft:   rgba(184, 54, 43, 0.08);

        --card-shadow:
            0 1px 0 rgba(255,255,255,0.7) inset,
            0 0 0 1px rgba(10,37,48,0.06),
            0 6px 16px -4px rgba(10,37,48,0.10),
            0 28px 60px -16px rgba(10,37,48,0.22);

        --bg-vignette:
            radial-gradient(ellipse 60% 40% at 50% 0%, rgba(15,122,112,0.06), transparent 60%),
            radial-gradient(ellipse 50% 35% at 100% 100%, rgba(184,118,42,0.05), transparent 60%);
    }
}

html, body {
    min-height: 100dvh;
    background: var(--ink);
    color: var(--paper);
}

body {
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: clamp(20px, 4vw, 60px) clamp(16px, 4vw, 40px);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.5;
    overflow-x: hidden;
    isolation: isolate;
    background: var(--bg-vignette), var(--ink);
}

body, .vellum, button, a {
    transition: background-color 250ms ease, color 250ms ease, border-color 250ms ease;
}

.hidden {
    display: none !important;
}

/* Honor HTML hidden attribute even when an element has display: flex/block etc.
   (Without this, JS-toggled elements like error-banner / cta-overlay stay visible
   because page CSS display: rules override the UA [hidden] { display: none } rule.) */
[hidden] {
    display: none !important;
}

.aurora-only {
    display: none !important;
}

/* When subscription has expired, hide setup instructions —
   user needs to renew, not configure */
body:has(#cta-overlay:not([hidden])) .steps-compact,
body:has(#cta-overlay:not([hidden])) .dl-wrap,
body:has(#cta-overlay:not([hidden])) .qr,
body:has(#cta-overlay:not([hidden])) .tv-panel {
    display: none !important;
}

/* ============= Backdrop ============= */
.backdrop {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    color: var(--jade);
    overflow: hidden;
}

.backdrop__grain {
    position: absolute;
    inset: -50%;
    opacity: 0.05;
    background-image:
        radial-gradient(circle at 25% 25%, currentColor 0.5px, transparent 1.5px),
        radial-gradient(circle at 75% 75%, currentColor 0.4px, transparent 1.5px);
    background-size: 5px 5px, 7px 7px;
    animation: drift 120s linear infinite;
}

html.light .backdrop__grain {
    opacity: 0.18;
    color: var(--paper);
    mix-blend-mode: multiply;
}

.backdrop__sigil {
    position: absolute;
    top: 50%; left: 50%;
    width: min(760px, 95vw);
    height: min(760px, 95vw);
    transform: translate(-50%, -50%);
    opacity: 0.20;
    color: var(--jade-deep);
    animation: rotate-slow 480s linear infinite;
}

html.light .backdrop__sigil {
    opacity: 0.10;
    color: var(--jade);
}

.backdrop__ember {
    position: absolute;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.32;
}

.backdrop__ember--one {
    top: -15%;
    left: -10%;
    background: radial-gradient(circle, rgba(95,212,200,0.22), transparent 70%);
    animation: ember1 30s ease-in-out infinite;
}

.backdrop__ember--two {
    bottom: -18%;
    right: -10%;
    background: radial-gradient(circle, rgba(244,182,88,0.18), transparent 70%);
    animation: ember2 36s ease-in-out infinite;
}

html.light .backdrop__ember {
    opacity: 0.18;
}

@keyframes drift {
    from { transform: translate(0, 0); }
    to   { transform: translate(80px, -60px); }
}

@keyframes rotate-slow {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to   { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes ember1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(60px, 40px) scale(1.1); }
}

@keyframes ember2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(-40px, -50px) scale(0.95); }
}

/* ============= Card ============= */
.vellum {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 460px;
    padding: clamp(28px, 5.5vw, 44px) clamp(24px, 5vw, 40px) clamp(28px, 4vw, 38px);
    background:
        linear-gradient(180deg, rgba(95,212,200,0.04), transparent 22%),
        radial-gradient(ellipse at top, rgba(95,212,200,0.05), transparent 65%),
        var(--ink-2);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    animation: vellum-in 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

html.light .vellum {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
}

@keyframes vellum-in {
    from { opacity: 0; transform: translateY(16px) scale(0.985); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.vellum__corner {
    position: absolute;
    width: 24px; height: 24px;
    pointer-events: none;
}

.vellum__corner::before,
.vellum__corner::after {
    content: "";
    position: absolute;
    background: var(--jade);
    box-shadow: 0 0 8px var(--jade-glow);
}

html.light .vellum__corner::before,
html.light .vellum__corner::after {
    box-shadow: none;
}

.vellum__corner::before { width: 24px; height: 1.5px; }
.vellum__corner::after  { width: 1.5px; height: 24px; }

.vellum__corner--tl { top: -1px; left: -1px; }
.vellum__corner--tl::before { top: 0; left: 0; }
.vellum__corner--tl::after  { top: 0; left: 0; }

.vellum__corner--tr { top: -1px; right: -1px; }
.vellum__corner--tr::before { top: 0; right: 0; }
.vellum__corner--tr::after  { top: 0; right: 0; }

.vellum__corner--bl { bottom: -1px; left: -1px; }
.vellum__corner--bl::before { bottom: 0; left: 0; }
.vellum__corner--bl::after  { bottom: 0; left: 0; }

.vellum__corner--br { bottom: -1px; right: -1px; }
.vellum__corner--br::before { bottom: 0; right: 0; }
.vellum__corner--br::after  { bottom: 0; right: 0; }

/* ============= Seal (vellum-only marker) ============= */
.seal {
    position: absolute;
    top: 16px; left: 16px;
    width: 28px; height: 28px;
    border: 1.5px solid var(--jade-line);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--jade);
    background: var(--jade-soft);
    z-index: 4;
    font-weight: 700;
}

.seal::before {
    content: "";
    position: absolute;
    inset: 3px;
    border: 1px dashed var(--jade-line);
    border-radius: 50%;
}

html.light .seal {
    background: var(--ink-2);
    border-color: var(--paper);
    border-width: 1.5px;
    color: var(--paper);
}

/* ============= Header Toggles ============= */
.header-toggles {
    position: absolute;
    top: 14px;
    right: 14px;
    display: flex;
    gap: 6px;
    z-index: 5;
}

.icon-btn {
    width: 30px;
    height: 30px;
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    background: var(--jade-soft);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--paper);
    font-size: 13px;
    line-height: 1;
    padding: 0;
    transition: border-color 200ms ease, background-color 200ms ease;
}

.icon-btn:hover {
    border-color: var(--jade);
    background: var(--jade-soft);
}

html.light .icon-btn {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
    color: var(--paper);
}

.lang-wrapper { position: relative; }

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    background: var(--jade-soft);
    cursor: pointer;
    color: var(--paper);
    font-size: 11px;
    font-weight: 600;
    line-height: 1;
    font-family: var(--font-mono);
    transition: border-color 200ms ease, background-color 200ms ease;
}

.lang-btn:hover {
    border-color: var(--jade);
    background: var(--jade-soft);
}

html.light .lang-btn {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
    color: var(--paper);
}

.lang-btn .chev {
    font-size: 8px;
    opacity: 0.6;
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    background: var(--ink-3);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    box-shadow: 0 12px 28px rgba(0,0,0,0.35);
    padding: 4px;
    min-width: 160px;
    max-width: calc(100vw - 20px);
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.lang-dropdown[hidden] { display: none; }

.lang-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border: none;
    border-radius: var(--radius);
    font-size: 12px;
    color: var(--paper);
    cursor: pointer;
    background: transparent;
    font-family: inherit;
    text-align: left;
    transition: background-color 150ms ease;
}

.lang-option:hover { background: var(--jade-soft); }

.lang-option.active {
    background: var(--jade);
    color: var(--ink);
}

.lang-option__code {
    opacity: 0.6;
    font-size: 10px;
    font-family: var(--font-mono);
}

/* ============= Error Banner ============= */
.error-banner {
    background: var(--danger-soft);
    border: 1.5px solid var(--danger);
    border-left: 4px solid var(--danger);
    border-radius: var(--radius);
    padding: 12px 14px;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--paper);
}

.error-banner__msg { flex: 1; }

.error-banner__retry {
    background: transparent;
    color: var(--danger);
    border: 1.5px solid var(--danger);
    padding: 5px 12px;
    border-radius: var(--radius);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .12em;
    transition: background-color 150ms ease, color 150ms ease;
}

.error-banner__retry:hover {
    background: var(--danger);
    color: var(--ink);
}

/* ============= Meta Strip ============= */
.meta-strip {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 8px;
    margin-bottom: 16px;
}

.meta-item {
    position: relative;
    padding: 12px 12px;
    background: linear-gradient(180deg, rgba(95,212,200,0.10), rgba(95,212,200,0.02));
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    text-align: left;
    overflow: hidden;
}

html.light .meta-item {
    background: var(--ink-3);
    border: 1.5px solid var(--paper);
}

.meta-item::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 28px;
    height: 2px;
    background: var(--jade);
    box-shadow: 0 0 6px var(--jade-glow);
}

html.light .meta-item::before {
    height: 3px;
    box-shadow: none;
}

.meta-item__label {
    font-size: 9px;
    letter-spacing: .18em;
    color: var(--jade);
    text-transform: uppercase;
    margin-bottom: 6px;
    font-family: var(--font-mono);
    font-weight: 600;
}

.meta-item__value {
    font-size: 14px;
    font-weight: 700;
    color: var(--paper);
    font-family: var(--font-mono);
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.meta-item.danger {
    background: linear-gradient(180deg, rgba(244,182,88,0.12), rgba(244,182,88,0.02));
    border-color: var(--amber-line);
}

.meta-item.danger::before {
    background: var(--amber);
    box-shadow: 0 0 6px var(--amber-glow);
}

html.light .meta-item.danger {
    background: var(--amber-soft);
}

html.light .meta-item.danger::before {
    box-shadow: none;
}

.meta-item.danger .meta-item__label {
    color: var(--amber);
}

.meta-item.danger .meta-item__value {
    color: var(--amber-bright);
}

html.light .meta-item.danger .meta-item__value {
    color: var(--amber-deep);
}

.meta-item--clickable { cursor: pointer; }

.meta-item--clickable:hover {
    background: linear-gradient(180deg, rgba(95,212,200,0.18), rgba(95,212,200,0.04));
}

html.light .meta-item--clickable:hover {
    background: var(--jade-soft);
}

.meta-item.danger.meta-item--clickable:hover {
    background: linear-gradient(180deg, rgba(244,182,88,0.20), rgba(244,182,88,0.05));
}

html.light .meta-item.danger.meta-item--clickable:hover {
    background: var(--amber-soft);
}

.skeleton {
    background: linear-gradient(90deg, var(--jade-soft) 0%, rgba(95,212,200,0.32) 50%, var(--jade-soft) 100%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s infinite;
    color: transparent !important;
    border-radius: var(--radius);
}

@keyframes skeleton-pulse {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============= Devices Expando ============= */
.devices {
    background: var(--ink-3);
    border: 1.5px solid var(--jade-line);
    border-left: 4px solid var(--jade);
    border-radius: var(--radius);
    padding: 14px;
    margin-bottom: 16px;
}

html.light .devices {
    border: 1.5px solid var(--paper);
    border-left: 4px solid var(--jade);
}

.devices__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    font-size: 10px;
    letter-spacing: .16em;
    color: var(--jade);
    text-transform: uppercase;
    margin-bottom: 12px;
    font-family: var(--font-mono);
    font-weight: 600;
}

.devices__count {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--paper-dim);
    margin-left: auto;
    font-weight: 400;
}

.devices__close {
    background: none;
    border: none;
    color: var(--paper-dim);
    font-size: 13px;
    cursor: pointer;
    font-family: inherit;
    padding: 0 4px;
}

.devices__close:hover { color: var(--paper); }

.devices__list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.device-row {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 12px;
    background: var(--ink-4);
    border: 1.5px solid transparent;
    border-radius: var(--radius);
    transition: border-color 150ms ease;
}

.device-row:hover { border-color: var(--jade-line); }

html.light .device-row {
    background: var(--ink-2);
    border: 1.5px solid rgba(10,37,48,0.18);
}

.device-row__icon {
    width: 32px;
    height: 32px;
    background: var(--ink-2);
    color: var(--jade);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

html.light .device-row__icon {
    background: var(--ink-3);
    border-width: 1.5px;
}

.device-row__body {
    flex: 1;
    min-width: 0;
}

.device-row__title {
    font-size: 13px;
    font-weight: 600;
    color: var(--paper);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

html.light .device-row__title { font-weight: 700; }

.device-row__meta {
    font-size: 10px;
    color: var(--paper-dim);
    font-family: var(--font-mono);
}

.device-row__revoke {
    background: transparent;
    border: 1.5px solid var(--danger);
    color: var(--danger);
    padding: 6px 12px;
    border-radius: var(--radius);
    font-size: 10px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    transition: background-color 150ms ease, color 150ms ease;
    flex-shrink: 0;
}

html.light .device-row__revoke { border-width: 1.5px; }

.device-row__revoke:hover {
    background: var(--danger);
    color: var(--ink);
}

.device-row__revoke:disabled {
    opacity: .4;
    cursor: default;
}

.devices__empty {
    padding: 14px;
    text-align: center;
    font-size: 11px;
    color: var(--paper-dim);
    font-style: italic;
}

/* ============= Pool Expando ============= */
.pool-expando {
    background: var(--ink-3);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    margin-bottom: 16px;
    overflow: hidden;
}

html.light .pool-expando {
    border: 1.5px solid var(--paper);
}

.pool-expando__summary {
    padding: 12px 14px;
    font-size: 10px;
    letter-spacing: .16em;
    color: var(--jade);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-transform: uppercase;
    font-family: var(--font-mono);
    font-weight: 600;
    list-style: none;
}

.pool-expando__summary::-webkit-details-marker { display: none; }

.pool-expando[open] .chev { transform: rotate(180deg); }

.chev {
    transition: transform 200ms ease;
    font-size: 9px;
    opacity: 0.7;
}

.pool-list { padding: 0 14px 14px; }

html.light .pool-list {
    background: var(--ink-2);
    border-top: 1.5px solid var(--paper);
    padding-top: 6px;
}

.pool-row {
    padding: 10px 0;
    border-top: 1px dashed var(--jade-line);
}

.pool-row:first-child {
    border-top: none;
    padding-top: 4px;
}

.pool-row__head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: 12px;
    margin-bottom: 6px;
}

.pool-row__head .name {
    font-weight: 600;
    color: var(--paper);
}

html.light .pool-row__head .name { font-weight: 700; }

.pool-row__head .used {
    color: var(--paper-dim);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: .04em;
}

.pool-bar {
    height: 6px;
    background: var(--ink);
    border-radius: 3px;
    overflow: hidden;
    border: 1.5px solid rgba(0,0,0,0.4);
}

html.light .pool-bar {
    background: var(--ink-4);
    border: 1.5px solid rgba(10,37,48,0.15);
}

.pool-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--jade-deep), var(--jade));
    box-shadow: 0 0 8px var(--jade-glow);
    border-radius: 3px;
    transition: width 300ms;
}

html.light .pool-bar__fill { box-shadow: none; }

.pool-bar__fill.warn {
    background: linear-gradient(90deg, var(--amber-deep), var(--amber));
    box-shadow: 0 0 8px var(--amber-glow);
}

html.light .pool-bar__fill.warn { box-shadow: none; }

.pool-bar__fill.danger {
    background: linear-gradient(90deg, #b03a2e, var(--danger));
    box-shadow: 0 0 8px rgba(255,123,107,0.5);
}

html.light .pool-bar__fill.danger {
    background: linear-gradient(90deg, #6e1c12, var(--danger));
    box-shadow: none;
}

/* ============= Steps Compact ============= */
.steps-compact {
    display: flex;
    gap: 8px;
    margin: 10px 0 16px;
    padding: 14px 8px;
    background: var(--ink-3);
    border-radius: var(--radius);
    border: 1.5px solid var(--amber-line);
    border-top: 3px solid var(--amber);
}

html.light .steps-compact {
    background: var(--amber-soft);
    border: 1.5px solid var(--paper);
    border-top: 4px solid var(--amber);
}

.step-mini {
    flex: 1;
    text-align: center;
    font-size: 10px;
    color: var(--paper);
    line-height: 1.4;
    font-weight: 500;
}

html.light .step-mini { font-weight: 600; }

.step-mini__num {
    display: inline-flex;
    width: 22px;
    height: 22px;
    background: var(--amber);
    color: var(--ink);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 11px;
    margin-bottom: 4px;
    box-shadow: 0 0 12px var(--amber-glow);
    font-family: var(--font-mono);
}

html.light .step-mini__num {
    background: var(--amber);
    color: var(--ink-2);
    border: 1.5px solid var(--paper);
    box-shadow: none;
}

.step-mini__icon {
    font-size: 14px;
    display: block;
    margin: 2px 0 4px;
    color: var(--amber);
}

html.light .step-mini__icon {
    color: var(--amber-deep);
}

/* ============= Routing ============= */
.routing { margin-bottom: 14px; }

.routing-closed {
    width: 100%;
    background: var(--ink-3);
    border: 1.5px solid var(--jade-line);
    border-left: 4px solid var(--jade);
    border-radius: var(--radius);
    padding: 12px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    cursor: pointer;
    color: var(--paper);
    font-family: inherit;
    transition: border-color 200ms ease, background-color 200ms ease;
}

html.light .routing-closed {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
    border-left: 4px solid var(--jade);
}

.routing-closed:hover {
    background: var(--ink-4);
}

html.light .routing-closed:hover {
    background: var(--ink-3);
}

.rc__left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    flex: 1;
    text-align: left;
}

.rc__icon {
    width: 32px;
    height: 32px;
    background: var(--jade);
    color: var(--ink);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    box-shadow: 0 0 12px var(--jade-glow);
}

html.light .rc__icon {
    background: var(--paper);
    color: var(--jade);
    box-shadow: none;
}

.rc__text {
    min-width: 0;
    flex: 1;
}

.rc__label {
    font-size: 9px;
    letter-spacing: .16em;
    color: var(--jade);
    text-transform: uppercase;
    margin-bottom: 4px;
    font-family: var(--font-mono);
    font-weight: 600;
}

html.light .rc__label { font-weight: 700; }

.rc__selected {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    align-items: center;
}

.rc__pill {
    font-size: 10px;
    padding: 3px 7px;
    background: var(--jade-soft);
    color: var(--jade-bright);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    font-weight: 600;
    font-family: var(--font-mono);
    white-space: nowrap;
}

html.light .rc__pill {
    background: var(--paper);
    color: var(--ink-2);
    border-color: var(--paper);
    font-weight: 700;
}

.rc__empty {
    font-size: 12px;
    color: var(--paper-dim);
    font-style: italic;
}

.rc__more {
    font-size: 10px;
    color: var(--paper-dim);
    font-weight: 600;
}

.rc__chev {
    color: var(--jade);
    font-size: 10px;
    flex-shrink: 0;
    transition: transform 200ms ease;
}

html.light .rc__chev { color: var(--paper); }

.routing.open .rc__chev { transform: rotate(180deg); }

.routing-open {
    margin-top: 6px;
    background: var(--ink-3);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    padding: 8px;
    max-height: 360px;
    overflow-y: auto;
}

html.light .routing-open {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
}

.ro__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 6px 8px 10px;
    border-bottom: 1.5px solid var(--jade-line);
    margin-bottom: 6px;
}

.ro__title {
    font-size: 10px;
    letter-spacing: .12em;
    color: var(--jade);
    text-transform: uppercase;
    font-family: var(--font-mono);
    font-weight: 600;
}

.ro__counter {
    font-size: 10px;
    color: var(--paper-dim);
    margin-left: auto;
    font-family: var(--font-mono);
}

.ro__close {
    background: none;
    border: none;
    color: var(--paper-dim);
    font-size: 13px;
    cursor: pointer;
    padding: 0 4px;
    font-family: inherit;
}

.ro__close:hover { color: var(--paper); }

.rule-item {
    display: flex;
    gap: 10px;
    padding: 10px;
    border-radius: var(--radius);
    background: transparent;
    border: 1.5px solid transparent;
    margin-bottom: 4px;
    cursor: pointer;
    text-align: left;
    width: 100%;
    color: var(--paper);
    font-family: inherit;
    transition: background-color 150ms ease, border-color 150ms ease;
}

.rule-item:hover { background: var(--jade-soft); }

.rule-item.active {
    border-color: var(--jade);
    background: var(--jade-soft);
}

.rule-item__icon {
    width: 30px;
    height: 30px;
    border-radius: var(--radius);
    background: var(--ink-4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

html.light .rule-item__icon { background: var(--ink-3); }

.rule-item.active .rule-item__icon {
    background: var(--jade);
    color: var(--ink);
}

.rule-item__body {
    flex: 1;
    min-width: 0;
}

.rule-item__title {
    font-size: 13px;
    font-weight: 600;
    color: var(--paper);
    margin-bottom: 2px;
}

.rule-item__desc {
    font-size: 11px;
    color: var(--paper-dim);
    line-height: 1.4;
}

.rule-item__check {
    width: 20px;
    height: 20px;
    border-radius: var(--radius);
    border: 1.5px solid var(--jade-line);
    align-self: center;
    position: relative;
    flex-shrink: 0;
    background: var(--ink);
}

html.light .rule-item__check { background: var(--ink-2); }

.rule-item.active .rule-item__check {
    background: var(--jade);
    border-color: var(--jade);
}

.rule-item.active .rule-item__check::after {
    content: '✓';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink);
    font-weight: 700;
    font-size: 13px;
}

.ro__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px;
    margin-top: 4px;
    border-top: 1.5px solid var(--jade-line);
}

.ro__clear {
    background: none;
    border: none;
    color: var(--paper-dim);
    font-size: 11px;
    cursor: pointer;
    padding: 4px 8px;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 600;
}

.ro__clear:not(:disabled):hover { color: var(--danger); }
.ro__clear:disabled { opacity: .35; cursor: default; }

.ro__status {
    font-size: 10px;
    color: var(--jade);
    display: flex;
    align-items: center;
    gap: 6px;
    animation: fade-in 200ms ease;
    font-family: var(--font-mono);
    font-weight: 600;
}

.ro__status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--jade);
    border-radius: 50%;
}

/* ============= Masthead ============= */
.masthead {
    text-align: center;
    margin: 8px 0 28px;
}

.signal {
    width: 120px;
    height: 120px;
    margin: 0 auto 24px;
    color: var(--jade);
    filter: drop-shadow(0 0 22px var(--jade-glow));
    position: relative;
}

html.light .signal {
    filter: none;
}

.signal__glyph {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.signal__ring--1 { animation: ring-pulse 4s ease-in-out infinite 0s; }
.signal__ring--2 { animation: ring-pulse 4s ease-in-out infinite 0.6s; }
.signal__ring--3 { animation: ring-pulse 4s ease-in-out infinite 1.2s; }
.signal__ring--4 { animation: ring-pulse 4s ease-in-out infinite 1.8s; }

@keyframes ring-pulse {
    0%   { opacity: 0.2; }
    50%  { opacity: 1; }
    100% { opacity: 0.2; }
}

.signal__ticks line {
    stroke: currentColor;
    stroke-width: 1.1;
    opacity: 0.55;
}

.signal__halo {
    animation: halo-breathe 2.6s ease-in-out infinite;
    transform-origin: center;
    transform-box: fill-box;
}

.signal__core {
    animation: core-throb 2.6s ease-in-out infinite;
    transform-origin: center;
    transform-box: fill-box;
}

@keyframes halo-breathe {
    0%, 100% { opacity: 0.1;  transform: scale(0.85); }
    50%      { opacity: 0.35; transform: scale(1.25); }
}

@keyframes core-throb {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%      { opacity: 0.85; transform: scale(1.12); }
}

.brand {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2.6rem, 8vw, 3.6rem);
    line-height: 1.0;
    letter-spacing: 0.005em;
    color: var(--paper);
    margin-bottom: 8px;
    word-break: break-word;
}

.masthead__subtitle {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--jade);
    font-weight: 400;
    letter-spacing: 0.02em;
}

html.light .masthead__subtitle { color: var(--jade-deep); }

.divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 18px;
}

.divider__line {
    flex: 1;
    max-width: 80px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--jade-line), transparent);
}

html.light .divider__line {
    background: linear-gradient(90deg, transparent, var(--paper), transparent);
}

.divider__dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--jade);
    box-shadow: 0 0 10px var(--jade-glow);
}

html.light .divider__dot {
    background: var(--jade);
    border: 1.5px solid var(--paper);
    box-shadow: none;
}

/* ============= CTA ============= */
.cta-wrap {
    position: relative;
    margin-bottom: 12px;
}

.cta {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 18px 24px;
    background: linear-gradient(180deg, var(--jade-bright) 0%, var(--jade) 50%, var(--jade-deep) 100%);
    color: var(--ink);
    font-family: var(--font-body);
    font-weight: 800;
    font-size: 0.85rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: var(--radius);
    box-shadow:
        0 1px 0 rgba(255,255,255,0.5) inset,
        0 -1px 0 rgba(0,0,0,0.3) inset,
        0 0 0 1px var(--jade-deep),
        0 0 0 4px var(--jade-soft),
        0 22px 44px -16px var(--jade-glow),
        0 6px 20px -4px rgba(0,0,0,0.7);
    transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.3s ease,
                letter-spacing 0.3s ease;
    overflow: hidden;
    user-select: none;
    margin-bottom: 0;
}

html.light .cta {
    background: var(--paper);
    color: var(--ink);
    box-shadow:
        0 12px 28px -8px rgba(10,37,48,0.35),
        0 4px 10px -2px rgba(10,37,48,0.18),
        0 1px 0 rgba(255,255,255,0.10) inset;
}

.cta__border {
    position: absolute;
    inset: 4px;
    border: 1.5px solid rgba(6,24,32,0.25);
    border-radius: 1px;
    pointer-events: none;
}

html.light .cta__border {
    border: 1.5px solid rgba(243,232,210,0.22);
}

.cta__label,
.cta__arrow {
    position: relative;
    z-index: 1;
}

.cta__arrow {
    transition: transform 0.25s ease;
}

.cta::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 80%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.32), transparent);
    transition: left 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
    pointer-events: none;
}

html.light .cta::before { display: none; }

.cta:hover {
    transform: translateY(-1px);
    letter-spacing: 0.32em;
}

.cta:hover::before { left: 120%; }
.cta:hover .cta__arrow { transform: translateX(3px); }
.cta:active { transform: translateY(0); }

/* ============= CTA expired overlay ============= */
.cta-overlay {
    position: absolute;
    inset: 0;
    background: rgba(6,24,32,0.92);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    backdrop-filter: blur(2px);
    z-index: 2;
}

.cta-overlay[hidden] { display: none; }

html.light .cta-overlay {
    background: rgba(243,232,210,0.94);
}

.cta-overlay__msg {
    color: var(--danger);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    font-family: var(--font-mono);
}

.cta-overlay__support {
    color: var(--paper);
    font-size: 11px;
    text-decoration: underline;
}

html.light .cta-overlay__support { color: var(--paper); }

.cta-overlay__support:hover { color: var(--jade-bright); }

html.light .cta-overlay__support:hover { color: var(--jade); }

/* ============= Download Block ============= */
.dl-wrap {
    background: var(--ink-3);
    border: 1.5px solid var(--jade);
    border-radius: var(--radius);
    padding: 16px 14px 14px;
    margin-bottom: 14px;
    position: relative;
    box-shadow: 0 0 32px -12px var(--jade-glow);
}

html.light .dl-wrap {
    background: var(--ink-3);
    border: 2px solid var(--jade);
    box-shadow: 0 4px 0 var(--jade-soft);
}

.dl-wrap__step {
    position: absolute;
    top: -10px;
    left: 14px;
    background: var(--jade);
    color: var(--ink);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: .18em;
    padding: 3px 12px;
    border-radius: var(--radius);
    text-transform: uppercase;
    font-family: var(--font-mono);
    box-shadow: 0 0 12px var(--jade-glow);
}

html.light .dl-wrap__step {
    color: var(--ink-2);
    border: 1.5px solid var(--paper);
    box-shadow: none;
}

.os-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 6px;
    margin: 8px 0 12px;
}

.os-chip {
    padding: 8px 4px;
    border-radius: var(--radius);
    font-size: 10px;
    font-weight: 600;
    border: 1.5px solid var(--jade-line);
    background: var(--ink-4);
    color: var(--paper);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    font-family: inherit;
    transition: all 150ms ease;
}

html.light .os-chip {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
    color: var(--paper);
    font-weight: 700;
}

.os-chip:hover { border-color: var(--jade); }

.os-chip.active {
    background: var(--jade);
    color: var(--ink);
    border-color: var(--jade);
    box-shadow: 0 0 12px var(--jade-glow);
}

html.light .os-chip.active {
    background: var(--ink-3);
    color: var(--paper);
    border-color: var(--jade);
    box-shadow:
        0 0 0 2px var(--jade-soft),
        inset 0 0 0 1px var(--jade);
}

.os-chip .ic {
    font-size: 16px;
    line-height: 1;
}

.download-btn {
    display: block;
    text-align: center;
    background: var(--jade);
    color: var(--ink);
    padding: 13px;
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
    text-decoration: none;
    font-family: var(--font-body);
    box-shadow: 0 6px 16px -4px var(--jade-glow);
    transition: background-color 150ms ease;
}

html.light .download-btn {
    color: var(--ink-2);
    border: 1.5px solid var(--paper);
    box-shadow: none;
}

.download-btn:hover { background: var(--jade-bright); }

.download-btn__src {
    opacity: .75;
    font-weight: 500;
    font-size: 9px;
    display: block;
    margin-top: 3px;
    letter-spacing: .04em;
    font-family: var(--font-mono);
}

/* ============= QR Code ============= */
.qr { margin-bottom: 14px; }

.qr__toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 14px 16px;
    background: var(--ink-3);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    color: var(--jade);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.25s ease;
}

html.light .qr__toggle {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
    color: var(--paper);
    font-weight: 700;
}

.qr__toggle:hover {
    border-color: var(--jade);
    background: var(--jade-soft);
}

.qr__toggle-label {
    flex: 1;
    text-align: left;
}

.qr__icon,
.qr__chevron {
    flex-shrink: 0;
    opacity: 0.8;
    transition: transform 0.3s ease;
}

.qr__toggle[aria-expanded="true"] .qr__chevron {
    transform: rotate(180deg);
}

.qr__panel {
    margin-top: 14px;
    animation: qr-reveal 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

@keyframes qr-reveal {
    from { opacity: 0; transform: translateY(-6px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.qr-hint {
    font-size: 10px;
    color: var(--paper-dim);
    padding: 0 14px 8px;
    line-height: 1.4;
}

.qr__frame {
    position: relative;
    max-width: 240px;
    margin: 0 auto;
    padding: 14px;
    background: #fff;
    border: 1.5px solid var(--jade);
    border-radius: 2px;
    aspect-ratio: 1;
    box-shadow:
        0 0 0 1px rgba(6,24,32,0.9),
        0 0 0 4px rgba(95,212,200,0.16),
        0 0 0 5px rgba(6,24,32,0.6),
        0 22px 50px -12px rgba(95,212,200,0.4),
        0 0 60px -20px rgba(95,212,200,0.5) inset;
}

html.light .qr__frame {
    box-shadow:
        0 0 0 1px var(--paper),
        0 0 0 4px rgba(15,122,112,0.12),
        0 22px 50px -12px rgba(10,37,48,0.25);
}

.qr__edge {
    position: absolute;
    width: 12px;
    height: 12px;
}

.qr__edge::before,
.qr__edge::after {
    content: "";
    position: absolute;
    background: var(--jade);
}

.qr__edge::before { width: 12px; height: 1.5px; }
.qr__edge::after  { width: 1.5px; height: 12px; }

.qr__edge--tl { top: -5px; left: -5px; }
.qr__edge--tl::before { top: 0; left: 0; }
.qr__edge--tl::after  { top: 0; left: 0; }

.qr__edge--tr { top: -5px; right: -5px; }
.qr__edge--tr::before { top: 0; right: 0; }
.qr__edge--tr::after  { top: 0; right: 0; }

.qr__edge--bl { bottom: -5px; left: -5px; }
.qr__edge--bl::before { bottom: 0; left: 0; }
.qr__edge--bl::after  { bottom: 0; left: 0; }

.qr__edge--br { bottom: -5px; right: -5px; }
.qr__edge--br::before { bottom: 0; right: 0; }
.qr__edge--br::after  { bottom: 0; right: 0; }

.qr__canvas {
    width: 100%;
    height: 100%;
    color: #061820;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr__canvas svg {
    width: 100%;
    height: 100%;
    display: block;
}

.qr__caption {
    text-align: center;
    margin-top: 16px;
    color: var(--paper-dim);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.qr__caption::before,
.qr__caption::after {
    content: "";
    width: 14px;
    height: 1px;
    background: var(--jade-line);
}

.qr__download {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    margin: 12px auto 0;
    padding: 6px 14px;
    background: transparent;
    border: none;
    color: var(--jade);
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    border-bottom: 1.5px solid var(--jade-line);
    transition: all 0.2s ease;
}

.qr__download:hover {
    color: var(--jade-bright);
    border-bottom-color: var(--jade-bright);
}

.qr__download svg {
    transition: transform 0.2s ease;
}

.qr__download:hover svg {
    transform: translateY(1px);
}

/* ============= Notes ============= */
.notes {
    margin-top: 14px;
    padding: 10px;
    text-align: center;
    background: var(--jade-soft);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
}

.notes__text {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 0.9rem;
    color: var(--paper);
    line-height: 1.5;
}

/* ============= Support ============= */
.support {
    margin-top: 24px;
    text-align: center;
    padding-top: 16px;
    border-top: 1px dashed var(--jade-line);
}

html.light .support { border-top-color: var(--paper); }

.support__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--jade);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-weight: 600;
    transition: color 0.2s, gap 0.2s;
    padding: 6px 0;
}

html.light .support__link {
    color: var(--jade-deep);
    font-weight: 700;
}

.support__link:hover {
    color: var(--jade-bright);
    gap: 12px;
}

html.light .support__link:hover {
    color: var(--jade);
}

.support__arrow {
    transition: transform 0.2s;
}

.support__link:hover .support__arrow {
    transform: translateX(2px);
}

/* ============= TV Panel ============= */
.tv-panel {
    background: var(--ink-3);
    border: 1.5px solid var(--amber);
    border-radius: var(--radius);
    padding: 10px 14px;
    margin-bottom: 14px;
    box-shadow: 0 0 32px -16px var(--amber-glow);
}

html.light .tv-panel {
    border: 2px solid var(--amber);
    box-shadow: 0 4px 0 var(--amber-soft);
}

.tv-panel__title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 13px;
    color: var(--paper);
    cursor: pointer;
    list-style: none;
    padding: 4px 0;
    letter-spacing: .04em;
}

.tv-panel__title::-webkit-details-marker { display: none; }

.tv-panel[open] .chev { transform: rotate(180deg); }

.tv-panel__hint {
    font-size: 11px;
    color: var(--paper-dim);
    margin: 4px 0 14px;
    line-height: 1.4;
    font-family: var(--font-mono);
}

.tv-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 14px;
}

.tv-tab {
    flex: 1;
    padding: 8px 14px;
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    background: transparent;
    color: var(--paper);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background-color 150ms ease, border-color 150ms ease;
}

html.light .tv-tab {
    border: 1.5px solid var(--paper);
    color: var(--paper);
    font-weight: 700;
}

.tv-tab:hover { background: var(--jade-soft); }

.tv-tab.active {
    background: var(--jade);
    color: var(--ink);
    border-color: var(--jade);
}

html.light .tv-tab.active {
    color: var(--ink-2);
    border-color: var(--paper);
}

.tv-tab-content[hidden] { display: none; }

.tv-steps {
    padding-left: 20px;
    margin: 0 0 14px;
    counter-reset: tv-step;
    list-style: none;
}

.tv-steps li {
    position: relative;
    padding-left: 8px;
    margin-bottom: 10px;
    font-size: 13px;
    line-height: 1.45;
    color: var(--paper);
    counter-increment: tv-step;
}

.tv-steps li::before {
    content: counter(tv-step);
    position: absolute;
    left: -18px;
    top: 1px;
    width: 18px;
    height: 18px;
    background: var(--jade);
    color: var(--ink);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    font-family: var(--font-mono);
}

.otp-input {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin: 16px 0 12px;
}

.otp-cell {
    width: 44px;
    height: 52px;
    border: 2px solid var(--jade-line);
    border-radius: var(--radius);
    background: var(--ink);
    color: var(--paper);
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    font-family: var(--font-mono);
    transition: border-color 150ms ease, box-shadow 150ms ease;
}

html.light .otp-cell {
    background: var(--ink-2);
    border: 2px solid var(--paper);
    color: var(--paper);
}

.otp-cell:focus {
    outline: none;
    border-color: var(--jade);
    box-shadow: 0 0 0 3px var(--jade-soft);
}

.tv-send-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: var(--radius);
    background: var(--jade);
    color: var(--ink);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
    cursor: pointer;
    font-family: var(--font-body);
    transition: background-color 150ms ease, opacity 150ms ease;
}

html.light .tv-send-btn {
    color: var(--ink-2);
    border: 1.5px solid var(--paper);
}

.tv-send-btn:hover:not(:disabled) { background: var(--jade-bright); }
.tv-send-btn:disabled { opacity: .4; cursor: default; }

.tv-privacy {
    font-size: 10px;
    color: var(--paper-dim);
    line-height: 1.4;
    margin-top: 10px;
    padding: 8px 10px;
    background: var(--ink-4);
    border-radius: var(--radius);
}

html.light .tv-privacy { background: var(--ink-3); }

.tv-result {
    margin-top: 10px;
    padding: 10px;
    border-radius: var(--radius);
    font-size: 12px;
    text-align: center;
}

.tv-result.success {
    background: var(--jade-soft);
    color: var(--jade-bright);
}

html.light .tv-result.success { color: var(--jade-deep); }

.tv-result.error {
    background: var(--danger-soft);
    color: var(--danger);
}

.tv-copy-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--paper-dim);
    margin-bottom: 4px;
    font-family: var(--font-mono);
    font-weight: 600;
}

.tv-copy-box {
    background: var(--ink);
    border: 1.5px solid var(--jade-line);
    border-radius: var(--radius);
    padding: 8px 10px;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--paper);
    margin-bottom: 6px;
    word-break: break-all;
    max-height: 80px;
    overflow-y: auto;
}

html.light .tv-copy-box {
    background: var(--ink-2);
    border: 1.5px solid var(--paper);
}

.tv-copy-btn {
    width: 100%;
    padding: 10px;
    border: 1.5px solid var(--jade);
    color: var(--paper);
    background: transparent;
    border-radius: var(--radius);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background-color 150ms ease;
    margin-bottom: 14px;
}

.tv-copy-btn:hover { background: var(--jade-soft); }

.tv-external-btn {
    display: inline-block;
    padding: 8px 14px;
    background: var(--jade);
    color: var(--ink);
    border-radius: var(--radius);
    font-size: 11px;
    font-weight: 800;
    text-decoration: none;
    margin-bottom: 12px;
}

html.light .tv-external-btn {
    color: var(--ink-2);
    border: 1.5px solid var(--paper);
}

.tv-apple-help {
    font-size: 11px;
    color: var(--paper-dim);
    line-height: 1.5;
    padding: 8px 10px;
    background: var(--ink-4);
    border-radius: var(--radius);
}

html.light .tv-apple-help { background: var(--ink-3); }

/* ============= Fatal error ============= */
.fatal-error {
    text-align: center;
    padding: 60px 20px;
}

.fatal-error__icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: .8;
}

.fatal-error__title {
    font-size: 22px;
    color: var(--danger);
    margin-bottom: 8px;
    font-family: var(--font-display);
    font-weight: 400;
}

.fatal-error__msg {
    font-size: 13px;
    color: var(--paper-dim);
    line-height: 1.5;
    max-width: 340px;
    margin: 0 auto;
}

/* ============= Animations ============= */
@keyframes fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes reveal {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.anim-reveal {
    animation: reveal 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.anim-d0 { animation-delay: 0.12s; }
.anim-d1 { animation-delay: 0.22s; }
.anim-d2 { animation-delay: 0.32s; }
.anim-d3 { animation-delay: 0.42s; }
.anim-d4 { animation-delay: 0.52s; }
.anim-d5 { animation-delay: 0.62s; }
.anim-d6 { animation-delay: 0.72s; }
.anim-d7 { animation-delay: 0.82s; }

/* ============= Reduced Motion ============= */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .backdrop__grain,
    .backdrop__sigil,
    .backdrop__ember,
    .signal__ring,
    .signal__halo,
    .signal__core {
        animation: none;
    }
}

/* ============= Small Screens ============= */
@media (max-width: 480px) {
    .vellum {
        padding: 16px 20px 20px;
    }

    /* Pull header toggles out of absolute corner — they were overlapping
       the right column of meta-strip on narrow screens */
    .header-toggles {
        position: static;
        justify-content: flex-end;
        margin: 0 0 12px 0;
        padding: 0;
    }

    .seal { display: none; }

    .signal {
        width: 100px;
        height: 100px;
    }

    .brand {
        font-size: 2.4rem;
    }

    .cta {
        padding: 16px 20px;
        font-size: 0.74rem;
        letter-spacing: 0.22em;
    }
}

@media (max-width: 360px) {
    .cta {
        letter-spacing: 0.18em;
    }
}