.rufz-shell {
    max-width: 1320px;
    margin: 0 auto;
}

.rufz-topbar {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: center;
    background: linear-gradient(135deg, rgba(17, 24, 39, 0.95), rgba(30, 41, 59, 0.95));
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 16px;
    padding: 1rem 1.25rem;
}

.rufz-topbar h1 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 800;
    color: #e2e8f0;
    letter-spacing: 0.04em;
}

.rufz-top-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.rufz-grid {
    margin-top: 1rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 1rem;
}

.rufz-card {
    background: linear-gradient(165deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.9));
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 14px;
    padding: 1rem;
}

.rufz-status-strip {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 0.5rem;
}

.rufz-status-item {
    background: rgba(15, 23, 42, 0.7);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 10px;
    padding: 0.6rem 0.7rem;
}

.rufz-status-item .label {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #94a3b8;
}

.rufz-status-item .value {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: #f8fafc;
    margin-top: 0.2rem;
}

.rufz-audio-indicator {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    letter-spacing: 0.08em;
    color: #67e8f9;
    font-weight: 700;
}

.rufz-input-wrap {
    margin-top: 0.85rem;
}

.rufz-call-input {
    width: 100%;
    font-family: "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: 12px;
    border: 1px solid rgba(125, 211, 252, 0.45);
    background: rgba(2, 6, 23, 0.85);
    color: #f8fafc;
    padding: 0.8rem 1rem;
    outline: none;
}

.rufz-call-input:focus {
    border-color: rgba(56, 189, 248, 0.95);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

.rufz-controls {
    margin-top: 0.8rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.rufz-btn {
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 10px;
    padding: 0.5rem 0.8rem;
    color: #e2e8f0;
    font-weight: 700;
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: rgba(30, 41, 59, 0.75);
    transition: background 0.15s ease;
}

.rufz-btn:hover:not(:disabled) {
    background: rgba(51, 65, 85, 0.92);
}

.rufz-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.rufz-btn.primary {
    background: rgba(14, 116, 144, 0.9);
    border-color: rgba(34, 211, 238, 0.55);
}

.rufz-btn.warn {
    background: rgba(180, 83, 9, 0.9);
    border-color: rgba(251, 191, 36, 0.5);
}

.rufz-btn.danger {
    background: rgba(153, 27, 27, 0.9);
    border-color: rgba(248, 113, 113, 0.55);
}

.rufz-settings-grid {
    margin-top: 0.75rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.rufz-settings-grid label {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #cbd5e1;
}

.rufz-settings-grid input,
.rufz-settings-grid select {
    margin-top: 0.2rem;
    width: 100%;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: rgba(15, 23, 42, 0.9);
    color: #e2e8f0;
    padding: 0.4rem 0.5rem;
    font-size: 0.86rem;
}

.rufz-settings-grid .checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-top: 0.5rem;
}

.rufz-settings-grid .checkbox input {
    width: auto;
    margin-top: 0;
}

#quickSettingsFieldset {
    border: 0;
    padding: 0;
    margin: 0;
    min-inline-size: 0;
}

#quickSettingsFieldset:disabled {
    opacity: 0.55;
}

#quickSettingsFieldset:disabled * {
    pointer-events: none;
}

#mistakeLog {
    margin-top: 0.5rem;
    max-height: 220px;
    overflow-y: auto;
    display: grid;
    gap: 0.35rem;
}

.rufz-mistake-item {
    border: 1px solid rgba(248, 113, 113, 0.35);
    background: rgba(127, 29, 29, 0.25);
    border-radius: 8px;
    padding: 0.4rem 0.55rem;
    font-size: 0.78rem;
}

.rufz-mistake-item .sep {
    opacity: 0.65;
    margin: 0 0.25rem;
}

.rufz-banner {
    margin-top: 0.9rem;
    border-radius: 10px;
    padding: 0.65rem 0.8rem;
    font-size: 0.87rem;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: rgba(30, 41, 59, 0.7);
}

.rufz-banner.is-hidden {
    display: none;
}

.rufz-banner.is-error {
    border-color: rgba(248, 113, 113, 0.6);
    background: rgba(127, 29, 29, 0.35);
}

.rufz-banner.is-success {
    border-color: rgba(52, 211, 153, 0.6);
    background: rgba(6, 95, 70, 0.34);
}

.rufz-section-title {
    margin: 0;
    color: #f1f5f9;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.03em;
}

.rufz-summary-grid {
    margin-top: 0.75rem;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.5rem;
}

.rufz-summary-item {
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 10px;
    padding: 0.6rem;
    background: rgba(15, 23, 42, 0.65);
}

.rufz-summary-item .label {
    font-size: 0.7rem;
    color: #94a3b8;
    text-transform: uppercase;
}

.rufz-summary-item .value {
    font-size: 1.02rem;
    color: #f8fafc;
    font-weight: 800;
    margin-top: 0.2rem;
    display: block;
}

.rufz-table-wrap {
    margin-top: 0.7rem;
    overflow: auto;
}

.rufz-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}

.rufz-table th,
.rufz-table td {
    border-bottom: 1px solid rgba(148, 163, 184, 0.22);
    padding: 0.45rem 0.5rem;
    text-align: left;
}

.rufz-table th {
    color: #cbd5e1;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.rufz-table tr.has-error {
    background: rgba(127, 29, 29, 0.24);
}

.rufz-best-grid {
    margin-top: 0.7rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 0.55rem;
}

.rufz-best-card {
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.65);
    padding: 0.65rem;
}

.rufz-best-card .mode {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #7dd3fc;
    font-weight: 800;
}

.rufz-best-card .metric {
    font-size: 0.8rem;
    color: #cbd5e1;
    margin-top: 0.18rem;
}

.rufz-social-grid {
    margin-top: 0.8rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
}

.rufz-social-block {
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.5);
    padding: 0.7rem;
}

.rufz-inline-form {
    margin-top: 0.55rem;
    display: flex;
    gap: 0.45rem;
    align-items: center;
}

.rufz-inline-form input {
    min-width: 0;
    flex: 1;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: rgba(15, 23, 42, 0.9);
    color: #e2e8f0;
    padding: 0.45rem 0.55rem;
    font-size: 0.84rem;
}

.rufz-social-textarea {
    margin-top: 0.45rem;
    width: 100%;
    min-height: 64px;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: rgba(15, 23, 42, 0.9);
    color: #e2e8f0;
    padding: 0.45rem 0.55rem;
    font-size: 0.84rem;
    resize: vertical;
}

.rufz-share-card {
    margin-top: 0.75rem;
    border: 1px solid rgba(56, 189, 248, 0.35);
    border-radius: 10px;
    background: rgba(8, 47, 73, 0.35);
    padding: 0.65rem 0.7rem;
}

.rufz-share-card input {
    min-width: 0;
    flex: 1;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: rgba(15, 23, 42, 0.9);
    color: #e2e8f0;
    padding: 0.45rem 0.55rem;
    font-size: 0.84rem;
}

.rufz-chart {
    margin-top: 0.8rem;
    width: 100%;
    height: auto;
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 10px;
    background: rgba(2, 6, 23, 0.8);
}

.rufz-modal {
    position: fixed;
    inset: 0;
    z-index: 70;
    background: rgba(2, 6, 23, 0.7);
    display: grid;
    place-items: center;
    padding: 1rem;
}

body.rufz-modal-open {
    overflow: hidden;
}

.rufz-modal-card {
    width: min(560px, 100%);
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: linear-gradient(165deg, rgba(15, 23, 42, 0.98), rgba(30, 41, 59, 0.96));
    padding: 0.9rem;
}

.rufz-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.7rem;
}

.rufz-shortcuts-list {
    margin: 0.85rem 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.45rem;
}

.rufz-shortcuts-list li {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 0.65rem;
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.55);
    padding: 0.45rem 0.55rem;
    color: #e2e8f0;
    font-size: 0.84rem;
}

.rufz-shortcuts-list kbd {
    display: inline-block;
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 6px;
    padding: 0.2rem 0.45rem;
    background: rgba(30, 41, 59, 0.85);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.is-hidden {
    display: none !important;
}

@media (max-width: 1100px) {
    .rufz-grid {
        grid-template-columns: 1fr;
    }

    .rufz-status-strip {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .rufz-social-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 700px) {
    .rufz-topbar {
        grid-template-columns: 1fr;
    }

    .rufz-status-strip,
    .rufz-summary-grid,
    .rufz-settings-grid {
        grid-template-columns: 1fr 1fr;
    }

    .rufz-call-input {
        font-size: 1.5rem;
    }
}

@media (max-width: 520px) {
    .rufz-status-strip,
    .rufz-summary-grid,
    .rufz-settings-grid {
        grid-template-columns: 1fr;
    }

    .rufz-inline-form {
        flex-direction: column;
        align-items: stretch;
    }
}