* {
    box-sizing: border-box;
}

:root {
    --bg: #080b12;
    --surface: #10151f;
    --surface-hover: #151c28;
    --border: #202938;
    --text: #f4f7fb;
    --muted: #8994a6;
    --accent: #6c63ff;
    --green: #38d996;
}

body {
    margin: 0;
    background:
        radial-gradient(
            circle at 80% 0%,
            rgba(108, 99, 255, 0.12),
            transparent 35%
        ),
        var(--bg);

    color: var(--text);

    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

button,
input {
    font: inherit;
}

.app {
    min-height: 100vh;
}


/* TOPBAR */

.topbar {
    height: 76px;

    padding: 0 42px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    border-bottom: 1px solid var(--border);

    background: rgba(8, 11, 18, 0.8);

    backdrop-filter: blur(20px);
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand h1 {
    margin: 0;

    font-size: 17px;
    font-weight: 650;
}

.brand span {
    color: var(--muted);
    font-size: 12px;
}

.brand-icon {
    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

    border-radius: 11px;

    background: linear-gradient(
        135deg,
        #756cff,
        #5047d9
    );

    font-size: 19px;
}

.server-status {
    display: flex;
    align-items: center;
    gap: 8px;

    color: #aeb7c7;

    font-size: 12px;
}

.status-dot {
    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: var(--green);

    box-shadow:
        0 0 12px rgba(56, 217, 150, 0.8);
}


/* CONTENT */

.content {
    width: min(1200px, calc(100% - 48px));

    margin: 0 auto;

    padding: 52px 0;
}

.page-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;

    margin-bottom: 30px;
}

.page-heading h2,
.device-overview h2 {
    margin: 0 0 8px;

    font-size: 28px;
}

.page-heading p,
.device-overview p {
    margin: 0;

    color: var(--muted);

    font-size: 14px;
}

.device-count {
    display: flex;
    align-items: baseline;
    gap: 7px;

    color: var(--muted);
}

.device-count strong {
    color: var(--text);
    font-size: 25px;
}


/* DEVICE GRID */

.devices-grid {
    display: grid;

    grid-template-columns:
        repeat(auto-fill, minmax(280px, 1fr));

    gap: 16px;
}

.device-card {
    padding: 22px;

    min-height: 190px;

    display: flex;
    flex-direction: column;

    text-decoration: none;

    color: inherit;

    background: var(--surface);

    border: 1px solid var(--border);

    border-radius: 18px;

    transition:
        transform 0.2s ease,
        border-color 0.2s ease,
        background 0.2s ease;
}

.device-card:hover {
    transform: translateY(-3px);

    background: var(--surface-hover);

    border-color: #343e52;
}

.device-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.computer-icon {
    width: 43px;
    height: 43px;

    display: grid;
    place-items: center;

    border-radius: 12px;

    background: #171e2b;

    color: #a9b2ff;

    font-size: 20px;
}

.online-badge {
    display: flex;
    align-items: center;
    gap: 6px;

    color: var(--green);

    font-size: 10px;
    font-weight: 700;
    letter-spacing: .08em;
}

.online-badge span {
    width: 6px;
    height: 6px;

    border-radius: 50%;

    background: var(--green);
}

.device-info {
    margin-top: 25px;
}

.device-info h3 {
    margin: 0 0 7px;

    font-size: 17px;
}

.device-info p {
    margin: 0;

    color: var(--muted);

    font-size: 12px;
}

.device-footer {
    margin-top: auto;
    padding-top: 20px;

    display: flex;
    justify-content: space-between;

    color: #657084;

    font-size: 11px;
}

.arrow {
    color: #8e98aa;
    font-size: 17px;
}


/* DEVICE PAGE */

.back-button {
    color: #8e98aa;

    text-decoration: none;

    font-size: 24px;
}

.header-icon {
    width: 36px;
    height: 36px;
}

.device-overview {
    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 26px;

    margin-bottom: 42px;

    border: 1px solid var(--border);

    border-radius: 18px;

    background: var(--surface);
}

.section-label {
    color: #737e91;

    font-size: 10px;
    font-weight: 700;

    letter-spacing: .12em;
}

.device-id {
    text-align: right;
}

.device-id span {
    display: block;

    margin-bottom: 7px;

    color: #697487;

    font-size: 10px;
}

.device-id code {
    color: #a6afc0;

    font-size: 11px;
}


/* CONTROLS */

.section-title {
    margin-bottom: 18px;
}

.section-title h2 {
    display: inline;

    margin: 0;

    font-size: 19px;
}

.section-title span {
    margin-left: 10px;

    color: var(--muted);

    font-size: 12px;
}

.control-grid {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 15px;
}

.control-card {
    min-height: 120px;

    padding: 22px;

    display: flex;
    align-items: center;

    gap: 17px;

    text-align: left;

    color: inherit;

    background: var(--surface);

    border: 1px solid var(--border);

    border-radius: 17px;

    opacity: .65;

    cursor: not-allowed;
}

.control-icon {
    width: 50px;
    height: 50px;

    flex-shrink: 0;

    display: grid;
    place-items: center;

    border-radius: 14px;

    background: #191f2c;

    font-size: 22px;
}

.control-content {
    flex: 1;
}

.control-content h3 {
    margin: 0 0 6px;

    font-size: 15px;
}

.control-content p {
    margin: 0;

    color: var(--muted);

    font-size: 12px;
}

.control-arrow {
    color: #596376;

    font-size: 20px;
}


/* TERMINAL */

.terminal-panel {
    margin-top: 30px;

    overflow: hidden;

    border: 1px solid var(--border);

    border-radius: 17px;

    background: #080b10;
}

.terminal-header {
    height: 46px;

    padding: 0 16px;

    display: flex;
    justify-content: space-between;
    align-items: center;

    border-bottom: 1px solid #181e29;

    color: #8892a5;

    font-size: 11px;
}

.terminal-header > div {
    display: flex;
    align-items: center;
    gap: 8px;
}

.terminal-dot {
    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: #6f7785;
}

.terminal-body {
    height: 360px;
    overflow-y: auto;
    overflow-x: auto;

    padding: 16px;
    box-sizing: border-box;

    scroll-behavior: smooth;
}

.terminal-prompt {
    color: #6d76ff;
}

.terminal-cursor {
    color: #cbd2df;
}

.terminal-input {
    display: flex;

    border-top: 1px solid #181e29;
}

.terminal-input input {
    flex: 1;

    padding: 15px 18px;

    border: 0;
    outline: 0;

    color: #cbd2df;

    background: transparent;

    font-family: "Cascadia Code", Consolas, monospace;

    font-size: 12px;
}

.terminal-input button {
    padding: 0 24px;

    border: 0;

    color: #777f8f;

    background: #10151d;
}


/* EMPTY */

.empty-state {
    grid-column: 1 / -1;

    padding: 80px 20px;

    text-align: center;

    border: 1px dashed #293142;

    border-radius: 18px;
}

.empty-icon {
    margin-bottom: 15px;

    color: #555f72;

    font-size: 38px;
}

.empty-state h3 {
    margin: 0 0 7px;
}

.empty-state p {
    margin: 0;

    color: var(--muted);

    font-size: 13px;
}


/* MOBILE */

@media (max-width: 700px) {

    .topbar {
        padding: 0 20px;
    }

    .content {
        width: min(
            100% - 30px,
            1200px
        );

        padding-top: 30px;
    }

    .device-overview {
        flex-direction: column;
        align-items: flex-start;
        gap: 25px;
    }

    .device-id {
        text-align: left;
    }

    .control-grid {
        grid-template-columns: 1fr;
    }

}
.control-card {
    cursor: pointer;
    opacity: 1;
}

.control-card:disabled {
    cursor: not-allowed;
    opacity: .65;
}

.control-card.microphone.active {
    border-color: #38d996;

    background:
        linear-gradient(
            135deg,
            rgba(56, 217, 150, .12),
            rgba(56, 217, 150, .03)
        );

    box-shadow:
        0 0 30px
        rgba(56, 217, 150, .08);
}

.control-card.microphone.active
.control-icon {
    background: rgba(56, 217, 150, .15);

    box-shadow:
        0 0 18px
        rgba(56, 217, 150, .15);
}

#terminalStatusDot {
    transition: .2s ease;
}

#terminalStatusDot.connected {
    background: #38d996;
    box-shadow: 0 0 10px rgba(56, 217, 150, .6);
}

.terminal-error {
    color: #ff6b6b;
}

.terminal-command {
    color: #8ab4ff;
}

.terminal-status {
    color: #888;
    font-size: 12px;
}
.terminal-line {
    white-space: pre-wrap;
    word-break: break-word;
}