:root {
    --bg: #f3f6fb;
    --panel: rgba(255, 255, 255, 0.92);
    --panel-strong: #ffffff;
    --line: rgba(21, 40, 68, 0.08);
    --text: #14233b;
    --muted: #6b7a91;
    --accent: #1f7ae0;
    --accent-soft: rgba(31, 122, 224, 0.12);
    --accent-2: #16a085;
    --danger: #d94f45;
    --warning: #ca8a04;
    --shadow: 0 20px 60px rgba(18, 45, 91, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", "Microsoft YaHei UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(31, 122, 224, 0.18), transparent 22%),
        radial-gradient(circle at bottom right, rgba(22, 160, 133, 0.14), transparent 26%),
        var(--bg);
}

button,
input,
select,
textarea {
    font: inherit;
}

.shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 280px 1fr;
}

.sidebar {
    background: linear-gradient(180deg, #0d1b33 0%, #10274c 100%);
    color: #e7eefc;
    padding: 28px 22px;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

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

.brand-badge {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    font-weight: 700;
    letter-spacing: 0.08em;
    background: linear-gradient(135deg, #2d8cf0, #39c0a8);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.brand-title {
    font-size: 20px;
    font-weight: 700;
}

.brand-subtitle {
    color: rgba(231, 238, 252, 0.7);
    font-size: 13px;
}

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

.nav-item,
.ghost-btn,
.text-btn,
.primary-btn {
    border: 0;
    cursor: pointer;
    transition: 0.2s ease;
}

.nav-item {
    text-align: left;
    padding: 14px 16px;
    border-radius: 14px;
    color: #deebff;
    background: transparent;
}

.nav-item:hover,
.nav-item.is-active {
    background: rgba(255, 255, 255, 0.12);
}

.sidebar-footer {
    margin-top: auto;
    display: grid;
    gap: 14px;
}

.hint {
    padding: 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(231, 238, 252, 0.85);
    line-height: 1.7;
    font-size: 13px;
}

.main {
    padding: 28px;
}

.hero {
    display: grid;
    grid-template-columns: 1.6fr 0.9fr;
    gap: 18px;
    margin-bottom: 22px;
}

.hero,
.panel,
.summary-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.hero {
    padding: 28px;
    background:
        linear-gradient(135deg, rgba(15, 57, 107, 0.96), rgba(21, 122, 166, 0.92)),
        var(--panel);
    color: #f4f9ff;
}

.hero h1 {
    margin: 10px 0 12px;
    font-size: 34px;
}

.hero p {
    margin: 0;
    color: rgba(244, 249, 255, 0.8);
}

.hero-kicker,
.hero-label {
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(244, 249, 255, 0.64);
}

.hero-panel {
    border-radius: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-state {
    font-size: 28px;
    font-weight: 700;
    margin: 10px 0;
}

.hero-tip {
    color: rgba(244, 249, 255, 0.76);
    line-height: 1.7;
}

.summary-grid,
.panel-grid,
.form-grid {
    display: grid;
    gap: 18px;
}

.summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 18px;
}

.summary-card {
    padding: 22px;
}

.summary-card span {
    display: block;
    color: var(--muted);
    font-size: 14px;
}

.summary-card strong {
    display: block;
    margin-top: 12px;
    font-size: 32px;
    color: var(--text);
}

.panel-grid {
    grid-template-columns: 1.1fr 0.9fr;
}

.panel {
    padding: 22px;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.panel h2 {
    margin: 0;
    font-size: 20px;
}

.muted {
    color: var(--muted);
}

.toolbar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

input,
select,
textarea {
    width: 100%;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: var(--panel-strong);
    padding: 12px 14px;
    color: var(--text);
    outline: none;
}

input:focus,
select:focus,
textarea:focus {
    border-color: rgba(31, 122, 224, 0.35);
    box-shadow: 0 0 0 4px rgba(31, 122, 224, 0.08);
}

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

.form-grid label,
.login-card label {
    display: grid;
    gap: 10px;
}

.form-grid span,
.login-card span {
    font-size: 14px;
    color: var(--muted);
}

.full {
    grid-column: 1 / -1;
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.primary-btn {
    background: linear-gradient(135deg, #1f7ae0, #15ae8f);
    color: #fff;
    padding: 12px 18px;
    border-radius: 14px;
    font-weight: 600;
}

.primary-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.03);
}

.ghost-btn {
    background: rgba(31, 122, 224, 0.08);
    color: var(--accent);
    padding: 11px 16px;
    border-radius: 14px;
}

.ghost-btn:hover,
.text-btn:hover {
    background: rgba(31, 122, 224, 0.14);
}

.text-btn {
    background: transparent;
    color: var(--accent);
    padding: 0;
}

.table-wrap {
    overflow: auto;
    border-radius: 18px;
    border: 1px solid var(--line);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
    background: #fff;
}

th,
td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
    font-size: 14px;
}

th {
    color: var(--muted);
    background: #f8fbff;
    position: sticky;
    top: 0;
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 74px;
    padding: 7px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.badge.unused {
    background: rgba(31, 122, 224, 0.12);
    color: var(--accent);
}

.badge.active {
    background: rgba(22, 160, 133, 0.14);
    color: var(--accent-2);
}

.badge.expired {
    background: rgba(202, 138, 4, 0.14);
    color: var(--warning);
}

.badge.disabled,
.badge.renewed {
    background: rgba(217, 79, 69, 0.12);
    color: var(--danger);
}

.action-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.mini-btn {
    border: 0;
    cursor: pointer;
    border-radius: 10px;
    padding: 8px 10px;
    background: rgba(31, 122, 224, 0.08);
    color: var(--accent);
}

.mini-btn.warn {
    background: rgba(217, 79, 69, 0.12);
    color: var(--danger);
}

.result-box,
.log-list {
    min-height: 220px;
    background: #fff;
    border-radius: 18px;
    border: 1px solid var(--line);
    padding: 18px;
}

.result-box {
    white-space: pre-wrap;
    font-family: "Consolas", "Microsoft YaHei UI", monospace;
}

.log-list {
    display: grid;
    gap: 12px;
}

.log-item {
    padding: 14px;
    border-radius: 16px;
    background: #f8fbff;
}

.log-item strong {
    display: block;
    margin-bottom: 6px;
}

.pagination {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 12px;
    margin-top: 16px;
}

.view {
    display: none;
}

.view.is-active {
    display: block;
}

.login-overlay {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(8, 18, 35, 0.92), rgba(13, 27, 51, 0.88));
    backdrop-filter: blur(14px);
}

.login-overlay.is-hidden {
    display: none;
}

.login-card {
    width: min(420px, calc(100vw - 32px));
    padding: 40px 36px;
    background: var(--panel-strong);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.login-card h2 {
    margin: 10px 0 8px;
    font-size: 26px;
    text-align: center;
}

.login-card p {
    margin: 0 0 28px;
    color: var(--muted);
    line-height: 1.7;
    text-align: center;
    font-size: 14px;
}

.login-card label {
    display: grid;
    gap: 8px;
    margin-bottom: 18px;
}

.login-card span {
    font-size: 14px;
    color: var(--muted);
    font-weight: 500;
}

.login-card input {
    width: 100%;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: var(--bg);
    padding: 13px 16px;
    color: var(--text);
    outline: none;
    font-size: 15px;
}

.login-card input:focus {
    border-color: rgba(31, 122, 224, 0.4);
    box-shadow: 0 0 0 4px rgba(31, 122, 224, 0.1);
}

.login-card .primary-btn {
    width: 100%;
    margin-top: 8px;
    padding: 14px;
    font-size: 16px;
}

.login-kicker {
    color: var(--accent);
    font-weight: 700;
    text-align: center;
    font-size: 13px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.login-tip {
    margin-top: 18px;
    color: var(--muted);
    font-size: 14px;
    text-align: center;
}

.toast {
    position: fixed;
    right: 24px;
    bottom: 24px;
    padding: 14px 18px;
    border-radius: 14px;
    background: rgba(20, 35, 59, 0.94);
    color: #fff;
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(16px);
    transition: 0.2s ease;
    pointer-events: none;
}

.toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.alert-banner {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 20px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(202, 138, 4, 0.12), rgba(217, 79, 69, 0.08));
    border: 1px solid rgba(202, 138, 4, 0.2);
    margin-bottom: 18px;
    color: var(--text);
}

.alert-banner strong {
    color: var(--warning);
}

.settings-info {
    display: grid;
    gap: 16px;
}

.settings-item {
    padding: 18px;
    border-radius: 16px;
    background: #f8fbff;
    border: 1px solid var(--line);
}

.settings-item strong {
    display: block;
    margin-bottom: 8px;
    font-size: 15px;
    color: var(--text);
}

.settings-item p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
    font-size: 14px;
}

.settings-item code {
    padding: 2px 8px;
    border-radius: 8px;
    background: rgba(31, 122, 224, 0.08);
    color: var(--accent);
    font-size: 13px;
}

@media (max-width: 1180px) {
    .shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        border-bottom-left-radius: 20px;
        border-bottom-right-radius: 20px;
    }

    .hero,
    .panel-grid,
    .summary-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .main {
        padding: 16px;
    }

    .sidebar {
        padding: 18px 16px;
    }

    .hero h1 {
        font-size: 28px;
    }

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