/* ==========================================================================
   QUAKEGUARD — inner pages (history, city, sensors, about)
   ========================================================================== */

body.page-body {
    overflow: auto;
}

.page {
    padding-top: calc(var(--header-h) + 40px);
    padding-bottom: 80px;
    min-height: 100vh;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.page-header { margin-bottom: 40px; text-align: center; }
.page-caps {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(34, 211, 238, .1);
    border: 1px solid rgba(34, 211, 238, .3);
    color: var(--primary);
    border-radius: 100px;
    font-family: 'JetBrains Mono', monospace;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    margin-bottom: 20px;
}
.page-header h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -.02em;
    margin-bottom: 14px;
}
.page-header .gradient {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.page-header p {
    max-width: 620px;
    margin: 0 auto;
    color: var(--text-2);
    font-size: 1rem;
}

.city-hero-select {
    background: transparent;
    border: none;
    border-bottom: 2px dashed var(--primary);
    color: var(--primary);
    font-family: inherit;
    font-size: inherit;
    font-weight: inherit;
    padding: 0 4px;
    cursor: pointer;
    outline: none;
}
.city-hero-select option { background: var(--bg-2); color: var(--text); }

/* ==========================================================================
   History filters + table
   ========================================================================== */
.hist-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) auto;
    gap: 14px;
    padding: 18px 20px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    align-items: end;
}
.hf-item label {
    display: block;
    font-size: .72rem;
    color: var(--text-3);
    letter-spacing: .06em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 6px;
}
.hf-item input, .hf-item select {
    width: 100%;
    padding: 10px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: .9rem;
    transition: border-color .2s;
}
.hf-item input:focus, .hf-item select:focus { outline: none; border-color: var(--primary); }
.hf-item select option { background: var(--bg-2); color: var(--text); }

.btn-refresh {
    padding: 10px 18px;
    background: var(--primary);
    color: var(--bg);
    border-radius: var(--radius);
    font-weight: 700;
    font-size: .88rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: transform .2s, box-shadow .2s;
    height: 42px;
}
.btn-refresh:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-refresh svg { width: 16px; height: 16px; }

.hist-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}
.stat-tile {
    padding: 16px 20px;
    border-radius: var(--radius-lg);
}
.stat-tile small {
    display: block;
    font-size: .72rem;
    color: var(--text-3);
    letter-spacing: .06em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 6px;
}
.stat-tile b {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text);
}

.hist-table {
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.hist-th, .hist-tr {
    display: grid;
    grid-template-columns: 90px 1fr 100px 160px 130px;
    gap: 16px;
    padding: 14px 20px;
    align-items: center;
}
.hist-th {
    background: rgba(255, 255, 255, .04);
    color: var(--text-3);
    font-size: .72rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    font-weight: 700;
    border-bottom: 1px solid var(--border);
}
.hist-tr {
    border-bottom: 1px solid var(--border);
    font-size: .88rem;
    color: var(--text-2);
    transition: background .15s;
}
.hist-tr:last-child { border-bottom: none; }
.hist-tr:hover { background: var(--surface); }
.hist-mag {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.15rem;
    text-shadow: 0 0 12px currentColor;
}
.hist-place { color: var(--text); font-weight: 500; }
.mono { font-family: 'JetBrains Mono', monospace; font-size: .78rem; }
.hist-loading {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-3);
    font-family: 'JetBrains Mono', monospace;
    font-size: .82rem;
}

/* ==========================================================================
   City page
   ========================================================================== */
.city-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.city-card {
    padding: 24px 26px;
    border-radius: var(--radius-lg);
}
.city-card-wide { grid-column: span 2; }
.cc-label {
    font-size: .72rem;
    color: var(--text-3);
    letter-spacing: .08em;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 16px;
}
.city-card p { color: var(--text-2); margin-bottom: 12px; line-height: 1.6; }
.city-card p:last-child { margin-bottom: 0; }

/* Last event card */
.le-mag {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
    text-shadow: 0 0 20px currentColor;
    margin-bottom: 8px;
}
.le-place { font-size: 1rem; color: var(--text); font-weight: 500; }
.le-time {
    font-family: 'JetBrains Mono', monospace;
    font-size: .8rem;
    color: var(--text-3);
    margin: 6px 0 20px;
}
.le-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.le-grid > div {
    padding: 12px;
    background: var(--surface);
    border-radius: var(--radius);
}
.le-grid small {
    display: block;
    font-size: .68rem;
    color: var(--text-3);
    letter-spacing: .04em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 4px;
}
.le-grid b {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    color: var(--text);
    font-weight: 700;
}

/* Activity level */
.al-level {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
    text-shadow: 0 0 16px currentColor;
}
.al-msg { color: var(--text-2); margin-bottom: 20px; }
.al-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.al-grid > div {
    padding: 12px;
    background: var(--surface);
    border-radius: var(--radius);
}
.al-grid small {
    display: block; font-size: .68rem; color: var(--text-3);
    letter-spacing: .04em; text-transform: uppercase; font-weight: 600;
    margin-bottom: 4px;
}
.al-grid b {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem; color: var(--text); font-weight: 700;
}

.strong-row {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 14px;
    padding: 12px 14px;
    background: var(--surface);
    border-radius: var(--radius);
    margin-bottom: 8px;
    align-items: center;
    transition: background .15s;
}
.strong-row:hover { background: var(--surface-2); }
.strong-row b { display: block; font-size: .92rem; color: var(--text); font-weight: 600; }
.strong-row small { display: block; font-size: .74rem; color: var(--text-3); margin-top: 2px; font-family: 'JetBrains Mono', monospace; }

/* City risk header card */
.city-risk {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 24px;
    padding: 26px 28px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    align-items: center;
}
.cr-loading { grid-column: 1 / -1; text-align: center; color: var(--text-3); padding: 20px; }
.cr-main .cr-city {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.1;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.cr-main .cr-pop {
    font-size: .82rem;
    color: var(--text-3);
    margin-top: 6px;
    font-family: 'JetBrains Mono', monospace;
}
.cr-metric {
    padding: 14px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.cr-metric small {
    display: block;
    font-size: .66rem;
    color: var(--text-3);
    letter-spacing: .05em;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 6px;
}
.cr-metric b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1.1;
    text-shadow: 0 0 12px currentColor;
}
.cr-metric span {
    display: block;
    font-size: .74rem;
    color: var(--text-3);
    margin-top: 4px;
}

/* Activity chart */
.chart-wrap {
    height: 260px;
    position: relative;
    padding: 8px 0;
}
.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    justify-content: center;
    margin-top: 14px;
    font-size: .78rem;
    color: var(--text-3);
}
.chart-legend span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.chart-legend i {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 3px;
}

/* Section lead paragraph */
.section-lead {
    color: var(--text-2);
    max-width: 640px;
    margin: -10px 0 24px;
    line-height: 1.6;
    font-size: .95rem;
}

/* City comparison picker */
.compare-picker {
    padding: 22px 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}
.cp-label {
    font-size: .72rem;
    color: var(--text-3);
    letter-spacing: .08em;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 14px;
}
.cp-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}
.cp-chip {
    padding: 8px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-2);
    font-size: .85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all .15s;
    font-family: inherit;
}
.cp-chip:hover {
    background: var(--surface-2);
    color: var(--text);
    border-color: var(--border-strong);
}
.cp-chip.on {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #050915;
    border-color: transparent;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(167,139,250,.35);
}
.cp-hint {
    font-size: .78rem;
    color: var(--text-3);
    font-style: italic;
}

/* Compare grid */
.compare-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}
.compare-card {
    padding: 22px 24px;
    border-radius: var(--radius-lg);
}
.cmp-head b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.1;
}
.cmp-head small {
    display: block;
    font-size: .74rem;
    color: var(--text-3);
    margin-top: 4px;
    font-family: 'JetBrains Mono', monospace;
}
.cmp-badge {
    display: inline-block;
    margin: 14px 0 16px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid;
    font-size: .74rem;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
}
.cmp-rows {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.cmp-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 10px 12px;
    background: var(--surface);
    border-radius: var(--radius);
}
.cmp-row small {
    font-size: .78rem;
    color: var(--text-3);
}
.cmp-row b {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    color: var(--text);
    font-weight: 700;
}

/* ==========================================================================
   Sensors / About shared
   ========================================================================== */
.soon-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.soon-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    color: var(--text-2);
    font-size: .92rem;
}
.soon-list li {
    padding-left: 22px;
    position: relative;
    line-height: 1.55;
}
.soon-list li::before {
    content: '›';
    position: absolute;
    left: 0; top: 0;
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.soon-map {
    padding: 60px 20px;
    text-align: center;
}
.soon-icon { font-size: 4rem; margin-bottom: 16px; opacity: .6; }
.soon-map b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    color: var(--text);
    margin-bottom: 6px;
}
.soon-map span { color: var(--text-3); font-size: .9rem; }

.about-blocks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.about-blocks .city-card-wide { grid-column: span 2; }

.roadmap {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
}
.rd-item {
    padding: 16px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--text-4);
    border-radius: var(--radius);
}
.rd-item.done { border-left-color: var(--success); opacity: .8; }
.rd-item.now { border-left-color: var(--primary); background: rgba(34, 211, 238, .05); }
.rd-item b {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: .8rem;
    color: var(--primary);
    letter-spacing: .04em;
    margin-bottom: 4px;
}
.rd-item.done b { color: var(--success); }
.rd-item span { font-size: .85rem; color: var(--text-2); line-height: 1.4; }

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.tech-stack span {
    padding: 5px 12px;
    background: rgba(34, 211, 238, .08);
    border: 1px solid rgba(34, 211, 238, .2);
    color: var(--primary);
    border-radius: 100px;
    font-family: 'JetBrains Mono', monospace;
    font-size: .74rem;
    font-weight: 600;
}

/* ==========================================================================
   Shared elements — CTA rows, section titles, rule blocks
   ========================================================================== */
.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--text);
    margin: 50px 0 22px;
    letter-spacing: -.01em;
}
.section-title em {
    font-style: italic;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.cta-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 50px;
}
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--text);
    font-weight: 600;
    font-size: .92rem;
    transition: all .2s;
    cursor: pointer;
}
.cta-btn:hover {
    background: var(--surface-2);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}
.cta-btn.cta-primary {
    background: var(--grad-primary);
    color: #fff;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}
.cta-btn.cta-primary:hover { color: #fff; box-shadow: 0 20px 40px -10px rgba(167,139,250,.5); }
.cta-btn svg { width: 14px; height: 14px; }

/* Guide page */
.rule-block {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 20px;
    padding: 24px 26px;
    background: linear-gradient(135deg, rgba(167,139,250,.12), rgba(34,211,238,.06));
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    align-items: center;
    margin-bottom: 40px;
}
.rule-icon {
    width: 80px; height: 80px;
    background: var(--grad-primary);
    border-radius: var(--radius-lg);
    display: grid;
    place-items: center;
    font-size: 2.2rem;
    color: #fff;
    box-shadow: var(--shadow-glow);
}
.rule-body b {
    display: block;
    font-size: .74rem;
    color: var(--primary);
    letter-spacing: .1em;
    text-transform: uppercase;
    margin-bottom: 4px;
    font-weight: 700;
}
.rule-body h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    color: var(--text);
    margin-bottom: 8px;
}
.rule-body p { color: var(--text-2); font-size: .95rem; }

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}
.guide-card {
    padding: 22px 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: transform .2s, border-color .2s;
}
.guide-card:hover { transform: translateY(-3px); border-color: var(--primary); }
.guide-card.danger { border-left: 3px solid var(--danger); }
.guide-card.success { border-left: 3px solid var(--success); }
.guide-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 12px;
}
.guide-card.danger .guide-num { color: var(--danger); }
.guide-card.success .guide-num { color: var(--success); }
.guide-card h4 {
    font-size: 1.05rem;
    color: var(--text);
    margin-bottom: 8px;
    font-weight: 700;
}
.guide-card p { color: var(--text-2); font-size: .88rem; line-height: 1.5; }

/* Quiz */
.quiz-wrap { max-width: 720px; margin: 0 auto; }
.quiz-progress {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}
.quiz-progress-bar {
    flex-grow: 1;
    height: 8px;
    background: var(--surface);
    border-radius: 100px;
    overflow: hidden;
    position: relative;
}
.quiz-progress-bar::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-primary);
    border-radius: 100px;
    width: 0;
    transition: width .5s ease;
}
#quiz-bar {
    height: 100%;
    background: var(--grad-primary);
    border-radius: 100px;
    transition: width .5s ease;
    width: 0;
}
.quiz-progress span {
    font-family: 'JetBrains Mono', monospace;
    font-size: .82rem;
    color: var(--text-3);
    font-weight: 600;
    white-space: nowrap;
}
.quiz-card {
    padding: 32px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}
.quiz-q {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 24px;
    line-height: 1.3;
}
.quiz-answers {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}
.quiz-a {
    padding: 16px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    text-align: left;
    font-size: .95rem;
    font-weight: 500;
    transition: all .2s;
    cursor: pointer;
}
.quiz-a:hover {
    background: var(--surface-2);
    border-color: var(--primary);
    transform: translateX(4px);
}
.quiz-a.correct {
    background: rgba(52,211,153,.15);
    border-color: var(--success);
    color: var(--success);
}
.quiz-a.wrong {
    background: rgba(239,68,68,.15);
    border-color: var(--danger);
    color: var(--danger);
}
.quiz-explain {
    padding: 16px 18px;
    background: rgba(167,139,250,.08);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius);
    color: var(--text-2);
    font-size: .9rem;
    margin-bottom: 20px;
    line-height: 1.5;
}
.quiz-explain b { color: var(--text); font-weight: 700; }
.quiz-next { width: 100%; justify-content: center; }

.quiz-result {
    max-width: 560px;
    margin: 60px auto;
    padding: 40px 32px;
    background: linear-gradient(135deg, rgba(167,139,250,.1), rgba(34,211,238,.05));
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
}
.qr-icon { font-size: 5rem; margin-bottom: 20px; }
.qr-score {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 4rem;
    font-weight: 700;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 10px;
}
.qr-label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
}
.qr-desc {
    color: var(--text-2);
    font-size: 1rem;
    margin-bottom: 30px;
    line-height: 1.5;
}
.qr-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}
.qr-percent {
    font-family: 'JetBrains Mono', monospace;
    font-size: .95rem;
    color: var(--primary);
    margin-bottom: 20px;
    padding: 6px 14px;
    background: rgba(167,139,250,.12);
    border-radius: 999px;
    display: inline-block;
}
.qr-review {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    margin-bottom: 24px;
    text-align: center;
}
.qr-review b { display: block; color: var(--text); margin-bottom: 10px; font-size: .95rem; }
.qr-cats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.qr-cats span {
    padding: 6px 12px;
    background: rgba(239,68,68,.12);
    color: #f87171;
    border: 1px solid rgba(239,68,68,.3);
    border-radius: 999px;
    font-size: .82rem;
    font-weight: 600;
}
.quiz-best {
    max-width: 720px;
    margin: 0 auto 20px;
    padding: 12px 20px;
    background: linear-gradient(135deg, rgba(251,191,36,.12), rgba(167,139,250,.08));
    border: 1px solid rgba(251,191,36,.3);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--text-2);
    font-size: .9rem;
}
.quiz-best b { color: #fbbf24; font-family: 'Space Grotesk', sans-serif; font-weight: 700; }
.quiz-cat {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(167,139,250,.12);
    color: var(--primary);
    border: 1px solid rgba(167,139,250,.3);
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 700;
    margin-bottom: 14px;
    letter-spacing: .02em;
}

/* ==========================================================================
   Realtime alarm overlay (fullscreen tревога)
   ========================================================================== */
.alarm-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, rgba(220,38,38,.85) 0%, rgba(127,29,29,.95) 100%);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: alarm-flash 0.6s ease-in-out infinite alternate;
}
@keyframes alarm-flash {
    0% { background: radial-gradient(ellipse at center, rgba(220,38,38,.85) 0%, rgba(127,29,29,.95) 100%); }
    100% { background: radial-gradient(ellipse at center, rgba(239,68,68,.95) 0%, rgba(153,27,27,1) 100%); }
}
.ao-inner {
    max-width: 560px;
    padding: 40px 32px;
    text-align: center;
    color: #fff;
}
.ao-flash {
    font-size: 5rem;
    line-height: 1;
    margin-bottom: 12px;
    animation: alarm-shake 0.15s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(255,255,255,.5));
}
@keyframes alarm-shake {
    0%, 100% { transform: translate(0, 0) rotate(0); }
    25% { transform: translate(-3px, -1px) rotate(-2deg); }
    75% { transform: translate(3px, 1px) rotate(2deg); }
}
.ao-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: .04em;
    margin-bottom: 8px;
    text-shadow: 0 4px 20px rgba(0,0,0,.4);
}
.ao-mag {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 6rem;
    font-weight: 700;
    line-height: 1;
    margin: 10px 0;
    text-shadow: 0 4px 30px rgba(0,0,0,.5);
    letter-spacing: -.02em;
}
.ao-place {
    font-size: 1.1rem;
    opacity: .95;
    margin-bottom: 8px;
}
.ao-source {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(0,0,0,.3);
    border: 1px solid rgba(255,255,255,.3);
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .04em;
    margin: 8px 0 20px;
}
.ao-instr {
    background: rgba(0,0,0,.35);
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: .06em;
    margin-bottom: 24px;
    border: 1px solid rgba(255,255,255,.2);
}
.ao-close {
    padding: 12px 32px;
    background: #fff;
    color: #dc2626;
    border: none;
    border-radius: 999px;
    font-weight: 700;
    font-size: .95rem;
    cursor: pointer;
    font-family: inherit;
    box-shadow: 0 8px 24px rgba(0,0,0,.3);
    transition: transform .1s;
}
.ao-close:hover { transform: translateY(-2px); }

/* Admin big red button */
.admin-alarm-btn {
    position: fixed;
    top: 90px;
    right: 20px;
    z-index: 800;
    padding: 12px 22px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    border: 2px solid rgba(255,255,255,.2);
    border-radius: 999px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: .85rem;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(239,68,68,.5);
    animation: admin-pulse 2s ease-in-out infinite;
    letter-spacing: .03em;
}
.admin-alarm-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 32px rgba(239,68,68,.7);
}
@keyframes admin-pulse {
    0%, 100% { box-shadow: 0 8px 24px rgba(239,68,68,.5); }
    50% { box-shadow: 0 8px 32px rgba(239,68,68,.85); }
}

/* ==========================================================================
   Telegram bot showcase
   ========================================================================== */
.tg-hero {
    margin-bottom: 40px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(55,174,226,.12) 0%, rgba(30,150,200,.06) 100%);
    border: 1px solid rgba(55,174,226,.3);
    box-shadow: 0 20px 60px -20px rgba(55,174,226,.4);
}
.tg-hero-inner {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 32px;
    align-items: center;
    padding: 32px 36px;
}
.tg-logo {
    width: 160px; height: 160px;
    display: grid; place-items: center;
    filter: drop-shadow(0 12px 40px rgba(55,174,226,.5));
}
.tg-logo svg { width: 100%; height: 100%; }
.tg-badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    background: rgba(239,68,68,.15);
    border: 1px solid rgba(239,68,68,.4);
    border-radius: 999px;
    color: #f87171;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .04em;
    margin-bottom: 12px;
}
.tg-body h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    color: var(--text);
    margin-bottom: 12px;
    font-weight: 700;
    line-height: 1.2;
}
.tg-body h2 .gradient {
    background: linear-gradient(135deg, #37aee2, #22d3ee);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.tg-body > p {
    color: var(--text-2);
    line-height: 1.6;
    margin-bottom: 20px;
}
.tg-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 22px;
}
.tg-feat {
    padding: 12px 14px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}
.tg-feat b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    color: var(--text);
    margin-bottom: 4px;
    font-weight: 700;
}
.tg-feat span {
    display: block;
    font-size: .74rem;
    color: var(--text-3);
    line-height: 1.4;
}
.tg-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}
.tg-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    background: linear-gradient(135deg, #37aee2 0%, #1e96c8 100%);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: .95rem;
    border-radius: 999px;
    transition: transform .15s, box-shadow .15s;
    box-shadow: 0 8px 24px -6px rgba(55,174,226,.5);
    font-family: inherit;
    border: none;
    cursor: pointer;
}
.tg-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px -8px rgba(55,174,226,.7);
}
.tg-btn svg { width: 18px; height: 18px; }
.tg-username {
    font-family: 'JetBrains Mono', monospace;
    font-size: .88rem;
    color: #37aee2;
    text-decoration: none;
    font-weight: 700;
}
.tg-username:hover { text-decoration: underline; }

/* Signal flow diagram */
.flow-diagram {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1.6fr;
    gap: 10px;
    align-items: center;
    padding: 26px 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 40px;
}
.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 10px 8px;
}
.flow-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    display: grid; place-items: center;
    font-size: 1.6rem;
    margin-bottom: 10px;
    box-shadow: 0 8px 20px -6px currentColor;
}
.flow-step b {
    font-family: 'Space Grotesk', sans-serif;
    font-size: .95rem;
    color: var(--text);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 4px;
}
.flow-step small {
    font-size: .72rem;
    color: var(--text-3);
    font-family: 'JetBrains Mono', monospace;
    line-height: 1.3;
}
.flow-step.small { padding: 8px 4px; }
.flow-step.small .flow-icon { width: 44px; height: 44px; font-size: 1.3rem; border-radius: 12px; }
.flow-arrow {
    color: var(--text-3);
    font-size: 1.4rem;
    font-weight: 300;
    text-align: center;
}
.flow-arrow.flow-split {
    font-size: 1.8rem;
    color: var(--primary);
}
.flow-parallel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 12px;
    background: rgba(167,139,250,.06);
    border-radius: var(--radius);
    border: 1px dashed rgba(167,139,250,.3);
}

/* Telegram link styled */
.ca-link-tg {
    background: linear-gradient(135deg, rgba(55,174,226,.15), rgba(34,211,238,.08)) !important;
    color: #37aee2 !important;
    border-color: rgba(55,174,226,.4) !important;
}
.ca-link-tg:hover {
    color: #fff !important;
    background: linear-gradient(135deg, #37aee2, #1e96c8) !important;
    border-color: transparent !important;
}

/* Floating Telegram button */
.tg-fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px 10px 12px;
    background: linear-gradient(135deg, #37aee2, #1e96c8);
    color: #fff;
    text-decoration: none;
    border-radius: 999px;
    font-weight: 700;
    font-size: .82rem;
    box-shadow: 0 8px 24px rgba(55,174,226,.5);
    transition: all .2s;
}
.tg-fab:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(55,174,226,.7); }
.tg-fab svg { width: 18px; height: 18px; }
.tg-fab small {
    display: block;
    font-size: .62rem;
    opacity: .85;
    font-weight: 500;
    letter-spacing: .05em;
    text-transform: uppercase;
    line-height: 1;
    margin-bottom: 2px;
}
.tg-fab b { display: block; font-weight: 700; line-height: 1; }

/* ==========================================================================
   Author / About page
   ========================================================================== */

/* Onboarding — author bar */
.onb-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: linear-gradient(135deg, rgba(167,139,250,.15), rgba(34,211,238,.08));
    border: 1px solid rgba(167,139,250,.3);
    border-radius: 999px;
    margin-bottom: 20px;
}
.onb-author-avatar {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a78bfa, #22d3ee);
    color: #050915;
    display: grid; place-items: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: .95rem;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(167,139,250,.4);
}
.onb-author-text { text-align: left; line-height: 1.2; flex: 1; }
.onb-author-text b {
    display: block;
    font-size: .95rem;
    color: var(--text);
    font-weight: 700;
}
.onb-author-text span {
    display: block;
    font-size: .72rem;
    color: var(--text-3);
    margin-top: 2px;
    font-family: 'JetBrains Mono', monospace;
}

/* Floating author badge (always visible on main) */
.author-badge {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px 8px 8px;
    background: rgba(10,15,30,.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(167,139,250,.3);
    border-radius: 999px;
    color: var(--text);
    text-decoration: none;
    transition: all .2s;
    box-shadow: 0 8px 24px rgba(0,0,0,.4);
}
.author-badge:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(167,139,250,.3);
}
.ab-avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a78bfa, #22d3ee);
    color: #050915;
    display: grid; place-items: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: .78rem;
    flex-shrink: 0;
}
.ab-text { line-height: 1.15; }
.ab-text small {
    display: block;
    font-size: .62rem;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 600;
}
.ab-text b {
    display: block;
    font-size: .82rem;
    color: var(--text);
    font-weight: 700;
}

/* Author hero on about page */
.author-hero {
    padding: 60px 0 30px;
    background:
        radial-gradient(1000px 400px at 20% 0%, rgba(167,139,250,.15), transparent 60%),
        radial-gradient(700px 400px at 80% 100%, rgba(34,211,238,.12), transparent 60%);
    border-bottom: 1px solid var(--border);
    margin-bottom: 40px;
}
.ah-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 32px;
    align-items: center;
}
.ah-avatar-big {
    width: 140px; height: 140px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a78bfa 0%, #22d3ee 100%);
    color: #050915;
    display: grid; place-items: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 3.5rem;
    box-shadow: 0 20px 60px rgba(167,139,250,.4);
    border: 4px solid rgba(255,255,255,.1);
}
.ah-title {
    color: var(--text-2);
    font-size: 1.1rem;
    line-height: 1.5;
    margin-top: 8px;
}
.ah-title b { color: var(--text); }
.ah-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
}
.ah-tags span {
    padding: 6px 14px;
    background: rgba(167,139,250,.12);
    border: 1px solid rgba(167,139,250,.3);
    border-radius: 999px;
    font-size: .82rem;
    color: var(--text);
    font-weight: 600;
}

/* Advantage block */
.advantage-block {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 30px;
    padding: 32px 36px;
    background: linear-gradient(135deg, rgba(52,211,153,.12), rgba(34,211,238,.06));
    border: 1px solid rgba(52,211,153,.3);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px -20px rgba(52,211,153,.3);
    margin-bottom: 40px;
    align-items: center;
}
.adv-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 5rem;
    font-weight: 700;
    line-height: 1;
    background: linear-gradient(135deg, #34d399, #22d3ee);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
    letter-spacing: -.02em;
}
.adv-body b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    color: var(--text);
    margin-bottom: 8px;
    font-weight: 700;
}
.adv-body p { color: var(--text-2); line-height: 1.6; margin: 0; }

/* ==========================================================================
   🇰🇿 Innovation block — колёса вместо пружин
   ========================================================================== */
.innovation-block {
    position: relative;
    padding: 40px 44px;
    margin: 40px 0;
    border-radius: var(--radius-xl);
    background:
        radial-gradient(1000px 400px at 90% 10%, rgba(52,211,153,.15), transparent 55%),
        radial-gradient(800px 400px at 10% 90%, rgba(251,191,36,.12), transparent 55%),
        linear-gradient(160deg, #0a1a12 0%, #1a2415 100%);
    border: 2px solid rgba(52,211,153,.4);
    box-shadow: 0 30px 80px -20px rgba(52,211,153,.35);
    overflow: hidden;
}
.innovation-block::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Ccircle cx='30' cy='30' r='20' fill='none' stroke='%2334d399' stroke-width='.5' opacity='.15'/%3E%3Ccircle cx='30' cy='30' r='10' fill='none' stroke='%2334d399' stroke-width='.5' opacity='.15'/%3E%3C/svg%3E");
    pointer-events: none;
}
.innov-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(251,191,36,.15);
    border: 1px solid rgba(251,191,36,.5);
    color: #fbbf24;
    border-radius: 999px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .04em;
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
}
.innovation-block h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.4rem;
    color: var(--text);
    line-height: 1.15;
    margin-bottom: 26px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}
.innov-highlight {
    background: linear-gradient(135deg, #34d399, #fbbf24);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.innov-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 1;
}
.innov-side {
    text-align: center;
    padding: 24px;
    background: rgba(0,0,0,.35);
    border: 1px solid rgba(52,211,153,.3);
    border-radius: var(--radius-lg);
}
.innov-icon-big {
    font-size: 8rem;
    line-height: 1;
    filter: drop-shadow(0 12px 40px rgba(52,211,153,.5));
    margin-bottom: 12px;
    animation: wheel-spin 8s linear infinite;
}
@keyframes wheel-spin {
    from { transform: rotate(0); }
    to { transform: rotate(360deg); }
}
.innov-title-big {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #34d399;
    line-height: 1.15;
    margin-bottom: 8px;
    text-shadow: 0 0 16px currentColor;
}
.innov-subtitle {
    font-size: .88rem;
    color: var(--text-2);
    font-family: 'JetBrains Mono', monospace;
}

.innov-compare {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 16px;
    align-items: stretch;
    margin-bottom: 22px;
}
.innov-item {
    padding: 20px 22px;
    border-radius: var(--radius-lg);
    background: var(--surface);
    border: 1px solid var(--border);
}
.innov-item.innov-japan {
    border-color: rgba(255,255,255,.15);
    opacity: .85;
}
.innov-item.innov-ours {
    background: linear-gradient(135deg, rgba(52,211,153,.15), rgba(251,191,36,.08));
    border-color: rgba(52,211,153,.5);
    box-shadow: 0 8px 24px rgba(52,211,153,.2);
}
.innov-flag {
    font-size: 2rem;
    margin-bottom: 6px;
}
.innov-item b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.15rem;
    color: var(--text);
    margin-bottom: 8px;
    font-weight: 700;
}
.innov-item p {
    font-size: .88rem;
    color: var(--text-2);
    line-height: 1.5;
    margin-bottom: 12px;
}
.innov-cost {
    font-size: .82rem;
    color: var(--text-3);
    padding-top: 10px;
    border-top: 1px solid var(--border);
    font-family: 'JetBrains Mono', monospace;
}
.innov-cost b { color: #fbbf24; font-size: .95rem; }
.innov-item.innov-ours .innov-cost b { color: #34d399; }
.innov-arrow-vs {
    display: grid;
    place-items: center;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(167,139,250,.15);
    border-radius: 50%;
    width: 56px; height: 56px;
    align-self: center;
}

.innov-desc {
    padding: 18px 22px;
    background: rgba(0,0,0,.25);
    border-left: 3px solid #34d399;
    border-radius: var(--radius);
    margin-bottom: 22px;
}
.innov-desc b { color: var(--text); display: block; margin-bottom: 8px; font-size: .95rem; }
.innov-desc p { color: var(--text-2); font-size: .92rem; line-height: 1.6; margin-bottom: 10px; }
.innov-desc p:last-child { margin-bottom: 0; }

.innov-facts {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}
.innov-fact {
    text-align: center;
    padding: 14px 10px;
    background: rgba(52,211,153,.08);
    border: 1px solid rgba(52,211,153,.3);
    border-radius: var(--radius);
}
.innov-fact b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    color: #34d399;
    line-height: 1;
    font-weight: 700;
    text-shadow: 0 0 14px currentColor;
    margin-bottom: 6px;
}
.innov-fact span {
    font-size: .72rem;
    color: var(--text-3);
    letter-spacing: .03em;
    text-transform: uppercase;
    font-weight: 600;
    line-height: 1.3;
    display: block;
}

@media (max-width: 900px) {
    .innovation-block { padding: 28px 22px; }
    .innovation-block h2 { font-size: 1.6rem; }
    .innov-grid { grid-template-columns: 1fr; gap: 20px; }
    .innov-icon-big { font-size: 5rem; }
    .innov-compare { grid-template-columns: 1fr; }
    .innov-arrow-vs { justify-self: center; width: 44px; height: 44px; font-size: 1.2rem; }
    .innov-facts { grid-template-columns: 1fr 1fr; }
}

/* How it works */
.how-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 18px;
    margin-bottom: 40px;
}
.how-card {
    padding: 24px 24px 22px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    position: relative;
    transition: transform .2s, border-color .2s;
}
.how-card:hover { transform: translateY(-4px); border-color: var(--primary); }
.how-step {
    position: absolute;
    top: 16px; right: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: .72rem;
    color: var(--primary);
    font-weight: 700;
    opacity: .6;
    letter-spacing: .05em;
}
.how-icon {
    font-size: 2rem;
    margin-bottom: 12px;
    line-height: 1;
}
.how-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.05rem;
    color: var(--text);
    margin-bottom: 8px;
    font-weight: 700;
}
.how-card p { color: var(--text-2); font-size: .88rem; line-height: 1.5; margin: 0; }

/* Hardware cards */
.hw-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}
.hw-card {
    padding: 26px 28px;
    background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all .2s;
}
.hw-card:hover { border-color: var(--accent); box-shadow: 0 12px 30px -10px rgba(34,211,238,.3); }
.hw-photo {
    font-size: 3rem;
    text-align: center;
    padding: 20px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, rgba(167,139,250,.08), rgba(34,211,238,.05));
    border-radius: var(--radius);
    border: 1px dashed var(--border-strong);
}
.hw-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    color: var(--text);
    margin-bottom: 14px;
    font-weight: 700;
}
.hw-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 14px;
}
.hw-specs > div {
    padding: 8px 10px;
    background: var(--surface);
    border-radius: var(--radius);
}
.hw-specs small {
    display: block;
    font-size: .62rem;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: .04em;
    font-weight: 700;
    margin-bottom: 2px;
}
.hw-specs b {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: .78rem;
    color: var(--text);
    font-weight: 600;
}
.hw-card p { color: var(--text-2); font-size: .88rem; line-height: 1.5; margin: 0; }

/* Physics block */
.physics-block {
    padding: 28px 32px;
    border-radius: var(--radius-lg);
    margin-bottom: 40px;
}
.ph-formula {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    align-items: center;
    margin-bottom: 24px;
}
.ph-wave {
    padding: 20px 22px;
    border-radius: var(--radius);
    border: 1px solid;
    text-align: center;
}
.ph-wave.ph-p {
    background: rgba(167,139,250,.1);
    border-color: rgba(167,139,250,.4);
    color: var(--primary);
}
.ph-wave.ph-s {
    background: rgba(239,68,68,.1);
    border-color: rgba(239,68,68,.4);
    color: #f87171;
}
.ph-wave-label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 6px;
}
.ph-wave-speed {
    font-family: 'JetBrains Mono', monospace;
    font-size: .92rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}
.ph-wave-desc {
    font-size: .78rem;
    color: var(--text-2);
    line-height: 1.4;
}
.ph-arrow {
    font-size: 2rem;
    color: var(--text-3);
    font-weight: 300;
}
.ph-example {
    padding: 18px 22px;
    background: var(--surface);
    border-left: 3px solid var(--success);
    border-radius: var(--radius);
    color: var(--text-2);
    line-height: 1.7;
    font-size: .95rem;
}
.ph-example b { color: var(--text); }

/* Cost list */
.cost-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 6px;
}
.cost-list > div {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 10px 12px;
    background: var(--surface);
    border-radius: var(--radius);
    font-size: .9rem;
    color: var(--text-2);
}
.cost-list b {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text);
    font-weight: 700;
}
.cost-list .cost-total {
    background: linear-gradient(135deg, rgba(167,139,250,.15), rgba(34,211,238,.08));
    border: 1px solid rgba(167,139,250,.3);
    margin-top: 4px;
    color: var(--text);
}
.cost-list .cost-total b {
    color: var(--primary);
    font-size: 1.05rem;
}

/* Contact author big card */
.contact-author {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 30px;
    padding: 36px 40px;
    border-radius: var(--radius-xl);
    margin: 40px 0;
    align-items: center;
    background: linear-gradient(135deg, rgba(167,139,250,.1), rgba(34,211,238,.05));
    border: 1px solid var(--border-strong);
}
.ca-avatar {
    width: 100px; height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a78bfa 0%, #22d3ee 100%);
    color: #050915;
    display: grid; place-items: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 2.4rem;
    box-shadow: 0 16px 40px rgba(167,139,250,.4);
    border: 4px solid rgba(255,255,255,.08);
}
.ca-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(167,139,250,.15);
    border-radius: 999px;
    font-size: .74rem;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: .05em;
    text-transform: uppercase;
    margin-bottom: 8px;
}
.contact-author h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    color: var(--text);
    margin-bottom: 10px;
    font-weight: 700;
}
.contact-author p {
    color: var(--text-2);
    line-height: 1.6;
    margin: 0 0 16px;
}
.ca-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.ca-link {
    padding: 10px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text);
    text-decoration: none;
    font-size: .88rem;
    font-weight: 600;
    transition: all .15s;
    font-family: 'JetBrains Mono', monospace;
}
.ca-link:hover {
    background: var(--surface-2);
    border-color: var(--primary);
    color: var(--primary);
}

/* Site footer */
.site-footer {
    margin-top: 60px;
    padding: 30px 0;
    background: var(--bg-2);
    border-top: 1px solid var(--border);
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}
.footer-brand {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -.02em;
}
.footer-brand span { color: var(--primary); }
.site-footer small {
    display: block;
    color: var(--text-3);
    font-size: .78rem;
    margin-top: 4px;
    font-family: 'JetBrains Mono', monospace;
}
.footer-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}
.footer-links a {
    color: var(--text-2);
    text-decoration: none;
    font-size: .88rem;
    font-weight: 500;
    transition: color .15s;
}
.footer-links a:hover { color: var(--primary); }

/* ==========================================================================
   Before/After slider
   ========================================================================== */
.ba-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    max-height: 500px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: ew-resize;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-strong);
    user-select: none;
    margin-bottom: 12px;
}
.ba-slider svg,
.ba-slider img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0; left: 0;
    pointer-events: none;
}
.ba-fallback-modern {
    background: linear-gradient(160deg, #1e3a5f 0%, #f4a261 60%, #e76f51 100%);
}
.ba-before, .ba-after {
    position: absolute;
    inset: 0;
    overflow: hidden;
}
.ba-before {
    z-index: 2;
    clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
    filter: sepia(60%) contrast(1.05);
}
.ba-after {
    z-index: 1;
}
.ba-label {
    position: absolute;
    bottom: 20px;
    padding: 10px 16px;
    background: rgba(0,0,0,.75);
    backdrop-filter: blur(10px);
    color: #fff;
    border-radius: 12px;
    z-index: 5;
    max-width: 45%;
    pointer-events: none;
}
.ba-label b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}
.ba-label span {
    display: block;
    font-size: .78rem;
    color: rgba(255,255,255,.75);
    line-height: 1.4;
}
.ba-label-left { left: 20px; }
.ba-label-right { right: 20px; text-align: right; }
.ba-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: #fff;
    z-index: 10;
    transform: translateX(-50%);
    cursor: ew-resize;
    box-shadow: 0 0 20px rgba(0,0,0,.6);
}
.ba-handle-line {
    position: absolute;
    left: 50%;
    width: 4px;
    background: #fff;
    transform: translateX(-50%);
}
.ba-handle-line:nth-child(1) { top: 0; height: calc(50% - 32px); }
.ba-handle-line:nth-child(3) { bottom: 0; height: calc(50% - 32px); }
.ba-handle-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #050915;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 1.8rem;
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(0,0,0,.5), 0 0 0 4px rgba(255,255,255,.2);
    cursor: ew-resize;
    z-index: 11;
}
.ba-hint {
    text-align: center;
    color: var(--text-3);
    font-size: .85rem;
    margin-bottom: 30px;
    font-style: italic;
}

/* Historical page */
.hist-map-wrap {
    height: 460px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}
#hist-map { width: 100%; height: 100%; background: #030712; }

.chronicle {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.chronicle-item {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 30px;
    padding: 26px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    align-items: start;
    transition: transform .2s, border-color .2s, box-shadow .2s;
}
.chronicle-item:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}
.chr-side {
    text-align: right;
    border-right: 1px solid var(--border);
    padding-right: 20px;
}
.chr-year {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
}
.chr-mag {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    margin-top: 6px;
    text-shadow: 0 0 12px currentColor;
}
.chr-body h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    color: var(--text);
    margin-bottom: 10px;
    font-weight: 700;
}
.chr-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    font-size: .78rem;
    color: var(--text-3);
    margin-bottom: 14px;
    font-family: 'JetBrains Mono', monospace;
}
.chr-body p { color: var(--text-2); line-height: 1.6; font-size: .95rem; }

/* Checklist */
.check-progress {
    padding: 18px 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.cp-info {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}
.cp-info span {
    font-size: .78rem;
    color: var(--text-3);
    letter-spacing: .06em;
    text-transform: uppercase;
    font-weight: 600;
}
.cp-info b {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
}
.cp-bar {
    height: 8px;
    background: var(--surface);
    border-radius: 100px;
    overflow: hidden;
}
.cp-fill {
    height: 100%;
    background: var(--grad-primary);
    width: 0;
    border-radius: 100px;
    transition: width .3s ease;
}

.check-groups {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.check-group {
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.cg-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.cg-icon { font-size: 1.8rem; }
.cg-head h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.1rem;
    color: var(--text);
    font-weight: 700;
}
.cg-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.cg-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 12px;
    background: transparent;
    border-radius: var(--radius);
    color: var(--text-2);
    font-size: .9rem;
    line-height: 1.4;
    cursor: pointer;
    transition: background .15s;
}
.cg-item:hover { background: var(--surface-2); }
.cg-item.done { color: var(--text-3); text-decoration: line-through; opacity: .7; }
.cg-item input[type=checkbox] { display: none; }
.cg-check {
    width: 20px; height: 20px;
    border: 2px solid var(--border-strong);
    border-radius: 6px;
    flex-shrink: 0;
    margin-top: 1px;
    display: grid;
    place-items: center;
    transition: all .2s;
}
.cg-item input:checked ~ .cg-check {
    background: var(--grad-primary);
    border-color: transparent;
}
.cg-item input:checked ~ .cg-check::after {
    content: '✓';
    color: #fff;
    font-size: .85rem;
    font-weight: 700;
}

/* Contacts */
.emergency-main { margin-bottom: 40px; }
.emergency-big {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 30px;
    align-items: center;
    padding: 30px 36px;
    background: linear-gradient(135deg, rgba(239,68,68,.15), rgba(239,68,68,.05));
    border: 1px solid rgba(239,68,68,.35);
    border-radius: var(--radius-xl);
    color: var(--text);
    transition: transform .25s, box-shadow .25s;
    box-shadow: 0 20px 50px -20px rgba(239,68,68,.35);
}
.emergency-big:hover { transform: translateY(-4px); }
.eb-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 4.5rem;
    font-weight: 700;
    color: var(--danger);
    line-height: 1;
    text-shadow: 0 0 30px rgba(239,68,68,.5);
}
.eb-text b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    color: var(--text);
    margin-bottom: 6px;
    font-weight: 700;
}
.eb-text span { color: var(--text-2); font-size: .95rem; }
.eb-icon { font-size: 3rem; opacity: .5; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
}
.service-card {
    padding: 22px 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text);
    transition: all .2s;
    display: block;
}
.service-card:hover {
    transform: translateY(-3px);
    background: var(--surface-2);
    border-color: var(--primary);
}
.service-red    { border-left: 3px solid var(--danger); }
.service-blue   { border-left: 3px solid #3b82f6; }
.service-green  { border-left: 3px solid var(--success); }
.service-yellow { border-left: 3px solid var(--warning); }
.sc-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}
.service-red .sc-num    { color: var(--danger); }
.service-blue .sc-num   { color: #3b82f6; }
.service-green .sc-num  { color: var(--success); }
.service-yellow .sc-num { color: var(--warning); }
.service-card b {
    display: block;
    font-size: .95rem;
    color: var(--text);
    font-weight: 700;
    margin-bottom: 6px;
}
.service-card span { color: var(--text-3); font-size: .8rem; }

.tip-block {
    margin-top: 40px;
    padding: 24px 28px;
    background: rgba(167,139,250,.08);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 20px;
    align-items: start;
}
.tip-icon { font-size: 2rem; }
.tip-block b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 8px;
    font-weight: 700;
}
.tip-block p { color: var(--text-2); font-size: .95rem; line-height: 1.6; }
.tip-block p b { display: inline; color: var(--text); font-size: inherit; }

/* Simulator */
.sim-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 24px;
}
.sim-controls {
    padding: 26px 24px;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 22px;
    align-self: start;
    position: sticky;
    top: calc(var(--header-h) + 24px);
}
.sim-controls h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.15rem;
    color: var(--text);
    margin-bottom: 4px;
    font-weight: 700;
}
.sim-slider label {
    display: block;
    font-size: .82rem;
    color: var(--text-2);
    margin-bottom: 8px;
    font-weight: 500;
}
.sim-slider label b {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    color: var(--primary);
    font-size: .95rem;
    float: right;
}
.sim-slider input[type=range] {
    width: 100%;
    accent-color: var(--primary);
}
.sim-select label {
    display: block;
    font-size: .82rem;
    color: var(--text-2);
    margin-bottom: 8px;
    font-weight: 500;
}
.sim-select select {
    width: 100%;
    padding: 10px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: .9rem;
    cursor: pointer;
}
.sim-select select option { background: var(--bg-2); color: var(--text); }
.sim-presets {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.sim-presets b {
    font-size: .82rem;
    color: var(--text-2);
    font-weight: 600;
    margin-bottom: 4px;
}
.sim-presets button {
    padding: 10px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-2);
    font-size: .82rem;
    text-align: left;
    transition: all .2s;
    cursor: pointer;
}
.sim-presets button:hover {
    background: var(--surface-2);
    color: var(--text);
    border-color: var(--primary);
}

.sim-result {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.sim-hero {
    padding: 40px 30px;
    background: var(--surface-2);
    border: 2px solid var(--primary);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: 0 30px 60px -20px rgba(167,139,250,.4);
    transition: border-color .3s;
}
.sim-hero-mag {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(4rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 1;
    text-shadow: 0 0 30px currentColor;
    margin-bottom: 10px;
}
.sim-hero-label {
    font-size: .82rem;
    color: var(--text-3);
    letter-spacing: .1em;
    text-transform: uppercase;
    font-weight: 700;
}

.sim-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}
.sim-stat {
    padding: 16px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.sim-stat small {
    display: block;
    font-size: .68rem;
    color: var(--text-3);
    letter-spacing: .06em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 6px;
}
.sim-stat b {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
    margin-bottom: 4px;
}
.sim-stat span { font-size: .74rem; color: var(--text-3); }

.sim-map-wrap {
    height: 320px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
}
#sim-map { width: 100%; height: 100%; background: #030712; }

.sim-advice {
    padding: 20px 24px;
    background: linear-gradient(135deg, rgba(167,139,250,.1), rgba(34,211,238,.05));
    border: 1px solid var(--border-strong);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-lg);
    color: var(--text-2);
    line-height: 1.6;
    font-size: .95rem;
}
.sim-advice b { color: var(--text); }
.sim-advice small { color: var(--text-3); font-size: .82rem; }

/* Responsive */
@media (max-width: 900px) {
    .city-grid, .soon-grid, .about-blocks { grid-template-columns: 1fr; }
    .city-card-wide { grid-column: auto; }
    .about-blocks .city-card-wide { grid-column: auto; }
    .hist-th, .hist-tr { grid-template-columns: 70px 1fr 100px; padding: 12px 14px; }
    .hide-mobile { display: none; }
    .btn-refresh { grid-column: 1 / -1; justify-content: center; }
    .check-groups { grid-template-columns: 1fr; }
    .sim-grid { grid-template-columns: 1fr; }
    .sim-controls { position: static; }
    .chronicle-item { grid-template-columns: 1fr; gap: 16px; }
    .chr-side { border-right: none; border-bottom: 1px solid var(--border); padding-right: 0; padding-bottom: 12px; text-align: left; display: flex; align-items: baseline; gap: 14px; }
    .rule-block { grid-template-columns: 1fr; text-align: center; }
    .rule-icon { margin: 0 auto; }
    .emergency-big { grid-template-columns: 1fr; text-align: center; gap: 16px; }
}
@media (max-width: 900px) {
    .tg-hero-inner { grid-template-columns: 1fr; text-align: center; padding: 26px 22px; }
    .tg-logo { width: 100px; height: 100px; margin: 0 auto; }
    .tg-body h2 { font-size: 1.4rem; }
    .tg-actions { justify-content: center; }
    .flow-diagram {
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 20px 16px;
    }
    .flow-arrow { transform: rotate(90deg); font-size: 1.2rem; padding: 4px 0; }
    .flow-arrow.flow-split { transform: rotate(90deg); }
    .flow-parallel { grid-template-columns: 1fr 1fr; }
    .tg-fab { bottom: 12px; right: 12px; padding: 8px 14px 8px 10px; }
    .tg-fab small { font-size: .56rem; }
    .tg-fab b { font-size: .78rem; }
    .ah-grid { grid-template-columns: 1fr; text-align: center; }
    .ah-avatar-big { margin: 0 auto; }
    .ah-tags { justify-content: center; }
    .advantage-block { grid-template-columns: 1fr; text-align: center; gap: 16px; padding: 26px 22px; }
    .adv-num { font-size: 4rem; }
    .ph-formula { grid-template-columns: 1fr; }
    .ph-arrow { transform: rotate(90deg); }
    .contact-author { grid-template-columns: 1fr; text-align: center; padding: 28px 24px; }
    .ca-avatar { margin: 0 auto; }
    .ca-links { justify-content: center; }
    .hw-specs { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; text-align: center; }
    .author-badge { bottom: 12px; left: 12px; padding: 6px 12px 6px 6px; }
    .ab-avatar { width: 28px; height: 28px; font-size: .72rem; }
    .ab-text small { font-size: .58rem; }
    .ab-text b { font-size: .76rem; }
}
@media (max-width: 500px) {
    .container { padding: 0 16px; }
    .page-header h1 { line-height: 1.1; }
    .hist-th, .hist-tr { grid-template-columns: 60px 1fr 90px; gap: 10px; font-size: .8rem; }
    .hist-mag { font-size: 1rem; }
    .quiz-card { padding: 22px; }
    .qr-score { font-size: 3rem; }
    .eb-num { font-size: 3.5rem; }
    .hist-map-wrap { height: 300px; }
    .ah-avatar-big { width: 100px; height: 100px; font-size: 2.6rem; }
    .contact-author h2 { font-size: 1.5rem; }
    .adv-num { font-size: 3rem; }
    .onb-author-text b { font-size: .85rem; }
    .onb-author-text span { font-size: .66rem; }
}