:root {
    color-scheme: dark;

    --color-background: #0b0f17;
    --color-background-soft: #0f1420;
    --color-surface: #121827;
    --color-surface-raised: #171e2e;
    --color-surface-hover: #1c2538;
    --color-border: #26314a;
    --color-border-soft: rgba(152, 165, 184, 0.14);

    --color-text: #f4f7fb;
    --color-text-muted: #98a5b8;
    --color-text-faint: #6f7c91;

    --color-primary: #4c8dff;
    --color-secondary: #8b5cf6;
    --color-success: #34c77b;
    --color-warning: #f0b44d;
    --color-danger: #f06464;

    --radius-small: 10px;
    --radius-medium: 16px;
    --radius-large: 22px;

    --content-width: 960px;
    --transition: 160ms ease;
}

* {
    box-sizing: border-box;
}

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

body {
    min-width: 320px;
    min-height: 100vh;
    margin: 0;
    color: var(--color-text);
    background:
        radial-gradient(
            circle at 18% 12%,
            color-mix(
                in srgb,
                var(--color-secondary) 11%,
                transparent
            ),
            transparent 32rem
        ),
        radial-gradient(
            circle at 86% 82%,
            color-mix(
                in srgb,
                var(--color-primary) 9%,
                transparent
            ),
            transparent 34rem
        ),
        var(--color-background);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.5;
}

button,
input {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

a {
    color: inherit;
}

button {
    border: 0;
}

.app-root {
    min-height: 100vh;
}

.initial-loader {
    min-height: 100vh;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 14px;
    color: var(--color-text-muted);
}

.initial-loader__mark {
    width: 38px;
    height: 38px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 700ms linear infinite;
}

.page {
    width: min(
        calc(100% - 32px),
        var(--content-width)
    );
    min-height: 100vh;
    display: grid;
    grid-template-rows:
        auto
        minmax(0, 1fr)
        auto;
    margin: 0 auto;
    padding: 24px 0 24px;
}

.site-header {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 28px;
    padding: 0 6px;
}

.brand {
    min-width: 0;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text);
    text-decoration: none;
}

.brand__logo,
.brand__fallback {
    width: 40px;
    height: 40px;
    flex: 0 0 auto;
    border-radius: 12px;
}

.brand__logo {
    display: block;
    object-fit: contain;
}

.brand__fallback {
    display: grid;
    place-items: center;
    border: 1px solid
        color-mix(
            in srgb,
            var(--color-primary) 44%,
            var(--color-border)
        );
    background:
        linear-gradient(
            135deg,
            color-mix(
                in srgb,
                var(--color-primary) 22%,
                var(--color-surface)
            ),
            color-mix(
                in srgb,
                var(--color-secondary) 20%,
                var(--color-surface)
            )
        );
    font-size: 17px;
    font-weight: 800;
}

.brand__name {
    overflow: hidden;
    font-size: 19px;
    font-weight: 750;
    letter-spacing: -0.02em;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.main-content {
    display: grid;
    gap: 18px;
}

.card {
    border: 1px solid var(--color-border-soft);
    border-radius: var(--radius-large);
    background:
        linear-gradient(
            150deg,
            rgba(255, 255, 255, 0.024),
            transparent 40%
        ),
        var(--color-surface);
    box-shadow:
        0 24px 70px rgba(0, 0, 0, 0.18);
}

.card--primary {
    position: relative;
    overflow: hidden;
}

.card--primary::before {
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 2px;
    background:
        linear-gradient(
            90deg,
            var(--color-primary),
            var(--color-secondary),
            transparent 85%
        );
    content: "";
}

.card__body {
    padding: 26px;
}

.card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}

.card__title {
    margin: 0;
    font-size: 20px;
    font-weight: 720;
    letter-spacing: -0.02em;
}

.card__description {
    max-width: 620px;
    margin: 8px 0 0;
    color: var(--color-text-muted);
}

.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
    padding: 7px 10px;
    border: 1px solid var(--color-border-soft);
    border-radius: 999px;
    color: var(--color-text-muted);
    background: rgba(255, 255, 255, 0.025);
    font-size: 13px;
    font-weight: 650;
}

.status::before {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    content: "";
    box-shadow: 0 0 14px currentColor;
}

.status--success {
    color: var(--color-success);
}

.status--warning {
    color: var(--color-warning);
}

.status--danger {
    color: var(--color-danger);
}

.status--neutral {
    color: var(--color-text-muted);
}

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

.metric {
    display: grid;
    gap: 5px;
}

.metric__label {
    color: var(--color-text-muted);
    font-size: 13px;
}

.metric__value {
    font-size: 27px;
    font-weight: 760;
    letter-spacing: -0.035em;
}

.metric__note {
    color: var(--color-text-faint);
    font-size: 13px;
}

.package {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin: 22px 0;
}

.package__traffic {
    font-size: 30px;
    font-weight: 780;
    letter-spacing: -0.04em;
}

.package__price {
    color: var(--color-text-muted);
    font-size: 18px;
    font-weight: 680;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}

.button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 17px;
    border: 1px solid transparent;
    border-radius: var(--radius-small);
    color: var(--color-text);
    background: var(--color-surface-raised);
    cursor: pointer;
    font-weight: 680;
    text-decoration: none;
    transition:
        transform var(--transition),
        border-color var(--transition),
        background var(--transition),
        opacity var(--transition);
}

.button:hover:not(:disabled) {
    transform: translateY(-1px);
    background: var(--color-surface-hover);
}

.button:focus-visible,
.input:focus-visible {
    outline: 3px solid
        color-mix(
            in srgb,
            var(--color-primary) 28%,
            transparent
        );
    outline-offset: 2px;
}

.button--primary {
    border-color:
        color-mix(
            in srgb,
            var(--color-primary) 50%,
            transparent
        );
    background:
        linear-gradient(
            135deg,
            var(--color-primary),
            var(--color-secondary)
        );
    box-shadow:
        0 12px 32px
        color-mix(
            in srgb,
            var(--color-primary) 18%,
            transparent
        );
}

.button--primary:hover:not(:disabled) {
    background:
        linear-gradient(
            135deg,
            color-mix(
                in srgb,
                var(--color-primary) 88%,
                white
            ),
            color-mix(
                in srgb,
                var(--color-secondary) 88%,
                white
            )
        );
}

.button--secondary {
    border-color: var(--color-border);
    background: transparent;
}

.button--ghost {
    color: var(--color-text-muted);
    background: transparent;
}

.button:disabled {
    cursor: not-allowed;
    opacity: 0.48;
}

.auth-layout {
    min-height: 0;
    display: grid;
    place-items: center;
}

.auth-card {
    width: min(100%, 480px);
}

.auth-card .card__body {
    padding: 32px;
}

.auth-title {
    margin: 0;
    font-size: 29px;
    letter-spacing: -0.04em;
}

.auth-subtitle {
    margin: 10px 0 28px;
    color: var(--color-text-muted);
}

.form {
    display: grid;
    gap: 16px;
}

.field {
    display: grid;
    gap: 8px;
}

.field__label {
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 620;
}

.input {
    width: 100%;
    min-height: 48px;
    padding: 0 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    color: var(--color-text);
    background: var(--color-background-soft);
    transition:
        border-color var(--transition),
        outline-color var(--transition);
}

.input::placeholder {
    color: var(--color-text-faint);
}

.input:focus {
    border-color: var(--color-primary);
}

.form .button {
    width: 100%;
}

.auth-switch {
    margin: 22px 0 0;
    color: var(--color-text-muted);
    text-align: center;
}

.auth-switch a {
    color: var(--color-text);
    font-weight: 680;
}

.secret-box {
    margin-top: 22px;
    padding: 16px;
    border: 1px solid
        color-mix(
            in srgb,
            var(--color-warning) 32%,
            var(--color-border)
        );
    border-radius: var(--radius-medium);
    background:
        color-mix(
            in srgb,
            var(--color-warning) 7%,
            var(--color-surface-raised)
        );
}

.secret-box__value {
    overflow-wrap: anywhere;
    margin: 12px 0;
    padding: 13px;
    border-radius: var(--radius-small);
    color: var(--color-text);
    background: var(--color-background);
    font-family:
        ui-monospace,
        SFMono-Regular,
        Menlo,
        monospace;
    font-size: 13px;
}

.notice {
    margin-top: 16px;
    padding: 12px 14px;
    border: 1px solid var(--color-border-soft);
    border-radius: var(--radius-small);
    color: var(--color-text-muted);
    background: var(--color-surface-raised);
    font-size: 14px;
}

.notice--error {
    border-color:
        color-mix(
            in srgb,
            var(--color-danger) 34%,
            var(--color-border)
        );
    color:
        color-mix(
            in srgb,
            var(--color-danger) 75%,
            white
        );
}

.footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 18px;
    margin-top: 30px;
    padding: 20px 6px;
    color: var(--color-text-faint);
    font-size: 13px;
}

.footer a {
    text-decoration: none;
}

.footer a:hover {
    color: var(--color-text-muted);
}

.empty-state {
    min-height: 320px;
    display: grid;
    place-content: center;
    justify-items: center;
    padding: 34px;
    text-align: center;
}

.empty-state > .status {
    margin-bottom: 18px;
}

.empty-state > .actions {
    justify-content: center;
}

.empty-state__title {
    margin: 0;
    font-size: 24px;
}

.empty-state__text {
    max-width: 520px;
    margin: 10px 0 0;
    color: var(--color-text-muted);
}

.skeleton {
    overflow: hidden;
    position: relative;
    background: var(--color-surface-raised);
}

.skeleton::after {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            90deg,
            transparent,
            rgba(255, 255, 255, 0.045),
            transparent
        );
    content: "";
    transform: translateX(-100%);
    animation: shimmer 1.4s infinite;
}

[hidden] {
    display: none !important;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes shimmer {
    to {
        transform: translateX(100%);
    }
}

@media (max-width: 720px) {
    .page {
        width: min(calc(100% - 22px), 560px);
        padding-top: 12px;
    }

    .site-header {
        min-height: 62px;
        margin-bottom: 18px;
    }

    .brand__name {
        max-width: 190px;
        font-size: 17px;
    }

    .card__body {
        padding: 21px;
    }

    .card__header {
        display: grid;
    }

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

    .actions,
    .actions .button {
        width: 100%;
    }

    .auth-layout {
        min-height: 0;
        align-items: start;
        padding: 28px 0 18px;
    }

    .auth-card .card__body {
        padding: 24px 21px;
    }

    .auth-title {
        font-size: 25px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 1ms !important;
    }
}