:root {
    --bg: #08111f;
    --panel: rgba(15, 23, 42, 0.86);
    --panel-strong: rgba(15, 23, 42, 0.96);
    --card: rgba(255, 255, 255, 0.08);
    --card-border: rgba(148, 163, 184, 0.18);
    --text: #f8fafc;
    --muted: #94a3b8;
    --muted-2: #64748b;
    --green: #22c55e;
    --green-soft: rgba(34, 197, 94, 0.14);
    --blue: #38bdf8;
    --red: #fb7185;
    --yellow: #fbbf24;
    --input: rgba(2, 6, 23, 0.54);
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
    --radius: 24px;
    --sidebar: 290px;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--bg);
}

body {
    min-height: 100vh;
    margin: 0;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(34, 197, 94, 0.22), transparent 30rem),
        radial-gradient(circle at top right, rgba(56, 189, 248, 0.18), transparent 28rem),
        linear-gradient(135deg, #020617 0%, #0f172a 50%, #111827 100%);
}

button, input, select {
    font: inherit;
}

.shell {
    width: min(1440px, 100%);
    margin: 0 auto;
    display: grid;
    grid-template-columns: var(--sidebar) minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 28px 20px;
    border-right: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(2, 6, 23, 0.42);
    backdrop-filter: blur(20px);
}

.brand {
    display: flex;
    gap: 14px;
    align-items: center;
    color: var(--text);
    text-decoration: none;
    margin-bottom: 30px;
}

.brand-mark {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--green), var(--blue));
    color: #02130a;
    font-weight: 950;
    font-size: 28px;
    box-shadow: 0 16px 40px rgba(34, 197, 94, 0.25);
}

.brand strong,
.brand small {
    display: block;
}

.brand small {
    color: var(--muted);
    margin-top: 2px;
}

.nav-tabs {
    display: grid;
    gap: 10px;
}

.tab {
    width: 100%;
    border: 1px solid transparent;
    border-radius: 18px;
    padding: 14px 16px;
    background: transparent;
    color: var(--muted);
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: 160ms ease;
}

.tab:hover,
.tab.active {
    color: var(--text);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.10);
}

.tab.active {
    box-shadow: inset 0 0 0 1px rgba(34, 197, 94, 0.25);
}

.sidebar-card {
    margin-top: 28px;
    padding: 16px;
    border-radius: 20px;
    background: var(--green-soft);
    border: 1px solid rgba(34, 197, 94, 0.28);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.sidebar-card strong,
.sidebar-card small {
    display: block;
}

.sidebar-card small {
    color: #bbf7d0;
    margin-top: 4px;
}

.pulse {
    width: 12px;
    height: 12px;
    border-radius: 99px;
    background: var(--green);
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    animation: pulse 1.6s infinite;
    margin-top: 4px;
}

.main {
    padding: 28px;
    min-width: 0;
}

.hero {
    min-height: 210px;
    border-radius: 32px;
    padding: clamp(22px, 4vw, 42px);
    background:
        linear-gradient(135deg, rgba(34, 197, 94, 0.24), rgba(56, 189, 248, 0.08)),
        rgba(15, 23, 42, 0.72);
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    overflow: hidden;
    position: relative;
}

.hero::after {
    content: "";
    position: absolute;
    right: -90px;
    top: -120px;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(34, 197, 94, 0.20), transparent 70%);
}

.eyebrow {
    color: #86efac;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-size: 12px;
    font-weight: 800;
    margin: 0 0 12px;
}

h1, h2, h3, p {
    margin-top: 0;
}

h1 {
    font-size: clamp(34px, 6vw, 64px);
    line-height: 0.95;
    letter-spacing: -0.06em;
    margin-bottom: 16px;
}

.hero-text {
    max-width: 680px;
    color: #dbeafe;
    font-size: 18px;
    margin-bottom: 0;
}

.hero-status {
    position: relative;
    z-index: 1;
    min-width: 230px;
    padding: 20px;
    border-radius: 22px;
    background: rgba(2, 6, 23, 0.42);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-status span {
    display: block;
    color: var(--green);
    font-size: 34px;
    font-weight: 900;
}

.hero-status small {
    color: var(--muted);
    overflow-wrap: anywhere;
}

.tab-content {
    display: none;
    margin-top: 28px;
}

.tab-content.active {
    display: block;
}

.section-title {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: center;
    margin-bottom: 18px;
}

.section-title h2 {
    font-size: clamp(28px, 4vw, 42px);
    letter-spacing: -0.04em;
    margin-bottom: 6px;
}

.section-title p {
    color: var(--muted);
    margin-bottom: 0;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.card {
    padding: 22px;
    border-radius: var(--radius);
    background: var(--panel);
    border: 1px solid var(--card-border);
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.22);
}

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

.card-head {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    margin-bottom: 18px;
}

.icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.08);
    flex: 0 0 auto;
}

.card h3 {
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.card p,
.hint {
    color: var(--muted);
    margin: 0;
}

.hint {
    margin-top: 14px;
    font-size: 13px;
    line-height: 1.5;
    padding: 12px;
    border-radius: 14px;
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.14);
}

.fields {
    display: grid;
    gap: 14px;
}

.fields.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.fields.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field {
    display: grid;
    gap: 8px;
    color: #dbeafe;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 14px;
}

.field span {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.field b {
    color: var(--green);
    font-variant-numeric: tabular-nums;
}

input,
select {
    width: 100%;
    min-height: 48px;
    border: 1px solid rgba(148, 163, 184, 0.20);
    border-radius: 16px;
    background: var(--input);
    color: var(--text);
    padding: 12px 14px;
    outline: none;
    transition: 140ms ease;
}

select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
    background-position: calc(100% - 18px) 20px, calc(100% - 12px) 20px;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
    padding-right: 38px;
}

input:focus,
select:focus {
    border-color: rgba(34, 197, 94, 0.70);
    box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.12);
}

input[type="range"] {
    padding: 0;
    min-height: 38px;
    accent-color: var(--green);
}

.switch-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.switch {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 42px;
    color: #e2e8f0;
    cursor: pointer;
    user-select: none;
}

.switch input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.switch span {
    width: 48px;
    height: 28px;
    border-radius: 99px;
    background: rgba(148, 163, 184, 0.22);
    border: 1px solid rgba(148, 163, 184, 0.22);
    position: relative;
    transition: 160ms ease;
}

.switch span::after {
    content: "";
    position: absolute;
    width: 22px;
    height: 22px;
    top: 2px;
    left: 2px;
    border-radius: 50%;
    background: #f8fafc;
    transition: 160ms ease;
}

.switch input:checked + span {
    background: var(--green);
}

.switch input:checked + span::after {
    transform: translateX(20px);
}

.video-switch {
    margin-top: 30px;
}

.btn {
    border: 0;
    border-radius: 16px;
    min-height: 48px;
    padding: 0 18px;
    font-weight: 850;
    cursor: pointer;
    color: var(--text);
    background: rgba(255, 255, 255, 0.10);
    transition: 160ms ease;
}

.btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.08);
}

.btn.primary {
    background: linear-gradient(135deg, var(--green), #14b8a6);
    color: #03140b;
}

.btn.secondary {
    background: rgba(56, 189, 248, 0.14);
    color: #dff8ff;
    border: 1px solid rgba(56, 189, 248, 0.28);
}

.btn.ghost {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.btn.full {
    width: 100%;
}

.save-bar {
    grid-column: 1 / -1;
    position: sticky;
    bottom: 16px;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px;
    border-radius: 22px;
    background: rgba(2, 6, 23, 0.82);
    border: 1px solid rgba(148, 163, 184, 0.20);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.status-msg {
    color: var(--muted);
    font-weight: 700;
}

.status-msg.success {
    color: #86efac;
}

.status-msg.error {
    color: #fecdd3;
}

.status-msg.info {
    color: #bae6fd;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.status-card {
    padding: 18px;
    border-radius: 20px;
    background: var(--panel);
    border: 1px solid var(--card-border);
}

.status-card .label {
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.status-card .value {
    margin-top: 8px;
    display: block;
    color: var(--text);
    font-size: 18px;
    font-weight: 850;
    overflow-wrap: anywhere;
}

.status-card.ok {
    border-color: rgba(34, 197, 94, 0.28);
}

.status-card.fail {
    border-color: rgba(251, 113, 133, 0.35);
}

.status-card.fail .value {
    color: #fecdd3;
}

.log-panel {
    border-radius: 24px;
    border: 1px solid var(--card-border);
    background: #020617;
    overflow: auto;
    max-height: 70vh;
    box-shadow: var(--shadow);
}

#log-content {
    margin: 0;
    padding: 20px;
    color: #bbf7d0;
    font: 13px/1.55 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    white-space: pre-wrap;
}

@keyframes pulse {
    70% {
        box-shadow: 0 0 0 14px rgba(34, 197, 94, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

@media (max-width: 980px) {
    .shell {
        display: block;
    }

    .sidebar {
        position: static;
        height: auto;
        padding: 16px;
        border-right: 0;
        border-bottom: 1px solid rgba(148, 163, 184, 0.16);
    }

    .nav-tabs {
        display: flex;
        overflow-x: auto;
        padding-bottom: 4px;
    }

    .tab {
        width: auto;
        min-width: 126px;
        justify-content: center;
        white-space: nowrap;
    }

    .sidebar-card {
        display: none;
    }

    .main {
        padding: 16px;
    }

    .hero {
        min-height: auto;
        display: block;
    }

    .hero-status {
        margin-top: 18px;
        min-width: 0;
    }

    .form-grid,
    .status-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .fields.two,
    .fields.three {
        grid-template-columns: 1fr;
    }

    .card,
    .hero {
        border-radius: 22px;
    }

    .save-bar {
        left: 12px;
        right: 12px;
        display: grid;
    }

    .save-bar .btn {
        width: 100%;
    }

    h1 {
        font-size: 38px;
    }
}