:root {
    --bg: #f4f8fd;
    --bg-accent: #e8f0fb;
    --card: #ffffff;
    --card-muted: #f8fbff;
    --text: #10233c;
    --muted: #5f7087;
    --line: #d2deed;
    --brand: #0b66c3;
    --brand-strong: #083f79;
    --brand-deep: #071d38;
    --brand-soft: #dcecff;
    --warning: #d28a27;
    --danger: #c54a4a;
    --good: #1d8d66;
    --shadow: 0 24px 60px rgba(10, 41, 79, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Aptos", "Segoe UI Variable", "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top right, rgba(11, 102, 195, 0.18), transparent 26%),
        radial-gradient(circle at left 18%, rgba(70, 140, 225, 0.11), transparent 22%),
        linear-gradient(180deg, #eef4fb, var(--bg) 22%, #f7fbff 100%);
}

a {
    color: inherit;
    text-decoration: none;
}

button,
.button-link {
    border: 0;
    border-radius: 999px;
    padding: 0.85rem 1.2rem;
    background: linear-gradient(135deg, var(--brand), #0a81d9);
    color: #fff;
    cursor: pointer;
    font: inherit;
    font-weight: 600;
    box-shadow: 0 14px 30px rgba(11, 102, 195, 0.22);
    transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.ghost-button,
.ghost-link {
    background: transparent;
    color: var(--brand);
    box-shadow: none;
}

button:hover,
.button-link:hover {
    transform: translateY(-1px);
    filter: saturate(1.05);
    box-shadow: 0 18px 34px rgba(11, 102, 195, 0.28);
}

.ghost-button:hover,
.ghost-link:hover {
    transform: none;
    box-shadow: none;
    color: var(--brand-strong);
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 0.8rem 0.9rem;
    background: #fff;
    font: inherit;
    color: var(--text);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: rgba(11, 102, 195, 0.45);
    box-shadow: 0 0 0 4px rgba(11, 102, 195, 0.12);
    background: #fcfeff;
}

label {
    display: grid;
    gap: 0.45rem;
    font-size: 0.95rem;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.checkbox-row input {
    width: auto;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.7rem;
    position: sticky;
    top: 0;
    backdrop-filter: blur(18px);
    background: rgba(7, 29, 56, 0.88);
    border-bottom: 1px solid rgba(186, 211, 240, 0.18);
    box-shadow: 0 16px 32px rgba(7, 29, 56, 0.14);
}

.brand a {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    color: #fff;
}

.brand-mark {
    width: 2.6rem;
    height: 2.6rem;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background:
        linear-gradient(145deg, rgba(87, 171, 255, 0.95), rgba(11, 102, 195, 0.95));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.brand-copy {
    display: grid;
    gap: 0.08rem;
}

.brand-copy strong {
    font-size: 1rem;
    letter-spacing: 0.02em;
}

.brand-copy small {
    color: rgba(230, 239, 250, 0.72);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.main-nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.main-nav a {
    padding: 0.62rem 0.85rem;
    border-radius: 999px;
    color: rgba(235, 244, 255, 0.88);
    transition: background 0.18s ease, color 0.18s ease;
}

.main-nav a:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.user-box {
    display: flex;
    gap: 0.8rem;
    align-items: center;
    color: #fff;
}

.page-shell {
    padding: 2rem;
    max-width: 1440px;
    margin: 0 auto;
}

.page-shell.narrow {
    max-width: 900px;
}

.hero-card,
.panel,
.stat-card,
.login-panel {
    background: var(--card);
    border: 1px solid rgba(210, 222, 237, 0.92);
    border-radius: 28px;
    box-shadow: var(--shadow);
}

.hero-card,
.panel {
    padding: 1.4rem;
}

.hero-card {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.4rem;
    position: relative;
    overflow: hidden;
    min-height: 180px;
    background:
        linear-gradient(135deg, rgba(7, 29, 56, 0.98), rgba(9, 71, 133, 0.95) 58%, rgba(13, 110, 195, 0.9));
    color: #fff;
}

.hero-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(120deg, transparent 0 56%, rgba(255, 255, 255, 0.08) 56% 62%, transparent 62%),
        radial-gradient(circle at 84% 20%, rgba(160, 210, 255, 0.24), transparent 22%);
    pointer-events: none;
}

.hero-card > * {
    position: relative;
    z-index: 1;
}

.hero-card .muted {
    color: rgba(232, 242, 255, 0.82);
}

.hero-card .button-link {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: none;
}

.hero-card .button-link:hover {
    background: rgba(255, 255, 255, 0.18);
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.75rem;
    color: var(--brand);
    margin-bottom: 0.35rem;
    font-weight: 700;
}

.hero-card .eyebrow {
    color: rgba(166, 211, 255, 0.95);
}

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

.small {
    font-size: 0.85rem;
}

.field-error {
    color: var(--danger);
    display: block;
    min-height: 1rem;
    margin-top: -0.35rem;
}

.page-title {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 1rem;
    margin-bottom: 1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.4rem;
}

.stat-card {
    padding: 1rem 1.1rem;
    background:
        linear-gradient(180deg, rgba(248, 251, 255, 0.98), rgba(255, 255, 255, 0.96));
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 6px;
    background: linear-gradient(180deg, #7ec0ff, var(--brand));
    border-radius: 28px 0 0 28px;
}

.stat-card strong {
    display: block;
    margin-top: 0.5rem;
    font-size: 2rem;
    color: var(--brand-deep);
}

.stat-card.good {
    border-color: rgba(29, 141, 102, 0.2);
}

.stat-card.warn {
    border-color: rgba(210, 138, 39, 0.22);
}

.stat-card.bad {
    border-color: rgba(197, 74, 74, 0.22);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1rem;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid rgba(210, 222, 237, 0.72);
}

.panel-head h2,
.page-title h1,
.hero-card h1,
.login-panel h1 {
    color: var(--brand-deep);
}

.hero-card h1 {
    color: #fff;
}

.filter-bar,
.actions,
.inline-actions {
    display: flex;
    gap: 0.7rem;
    align-items: center;
    flex-wrap: wrap;
}

.stack-form {
    display: grid;
    gap: 1rem;
}

.stack-form.compact {
    gap: 0.8rem;
}

.form-grid,
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.detail-grid dt {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
}

.detail-grid dd {
    margin: 0.25rem 0 0;
    font-weight: 600;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    padding: 0.85rem 0.4rem;
    border-bottom: 1px solid rgba(210, 222, 237, 0.78);
    vertical-align: top;
}

th {
    color: var(--muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: rgba(11, 102, 195, 0.1);
    color: var(--brand-strong);
    font-size: 0.8rem;
    font-weight: 600;
}

.stack-list {
    display: grid;
    gap: 0.8rem;
}

.list-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: start;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(210, 222, 237, 0.78);
}

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

.flash-stack {
    display: grid;
    gap: 0.7rem;
    margin-bottom: 1rem;
}

.flash {
    padding: 0.9rem 1rem;
    border-radius: 16px;
}

.flash.success {
    background: rgba(29, 141, 102, 0.12);
    color: var(--good);
    border: 1px solid rgba(29, 141, 102, 0.16);
}

.flash.error {
    background: rgba(197, 74, 74, 0.12);
    color: var(--danger);
    border: 1px solid rgba(197, 74, 74, 0.16);
}

.login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background:
        radial-gradient(circle at 15% 18%, rgba(68, 152, 239, 0.22), transparent 22%),
        linear-gradient(140deg, #071a31, #0a3d70 58%, #0d69b9);
}

.login-shell {
    width: min(100%, 520px);
}

.login-panel {
    padding: 2rem;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 250, 255, 0.97));
    position: relative;
    overflow: hidden;
}

.login-panel::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 6px;
    background: linear-gradient(90deg, #6cc2ff, var(--brand), var(--brand-strong));
}

.login-panel .eyebrow {
    color: var(--brand-strong);
}

.hint,
.top-gap {
    margin-top: 1rem;
}

.tiny-button {
    padding: 0.45rem 0.7rem;
    font-size: 0.85rem;
}

.tiny-button.secondary {
    background: rgba(11, 102, 195, 0.12);
    color: var(--brand-strong);
    box-shadow: none;
}

.embedded-list {
    margin-top: 0.8rem;
}

.compact-row {
    padding-bottom: 0.5rem;
}

@media (max-width: 860px) {
    .site-header,
    .page-title,
    .hero-card,
    .list-row {
        flex-direction: column;
        align-items: stretch;
    }

    .page-shell {
        padding: 1rem;
    }

    .brand a {
        align-items: flex-start;
    }
}