:root {
    color-scheme: light;
    --bg: #eef4ff;
    --surface: rgba(255, 255, 255, 0.9);
    --surface-strong: #ffffff;
    --text: #17324d;
    --muted: #5b7288;
    --accent: #1b7f6b;
    --accent-strong: #126654;
    --danger: #ab2f4b;
    --warning: #8f5d14;
    --ring: rgba(27, 127, 107, 0.18);
    --border: rgba(23, 50, 77, 0.1);
    --shadow: 0 24px 60px rgba(43, 72, 107, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Avenir Next", "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(27, 127, 107, 0.12), transparent 30%),
        radial-gradient(circle at top right, rgba(69, 124, 255, 0.14), transparent 32%),
        linear-gradient(180deg, #f9fbff 0%, var(--bg) 100%);
}

.shell {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
    padding: 2rem 0 3rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--surface);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.hero {
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.hero h1,
.panel h2,
.note h3 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
}

.hero h1 {
    font-size: clamp(2.2rem, 4vw, 4rem);
    line-height: 1;
}

.lede,
.hero p,
.panel p,
.panel li,
.note p {
    color: var(--muted);
}

.eyebrow {
    margin: 0 0 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.8rem;
    color: var(--accent);
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.status-grid article,
.panel {
    padding: 1.25rem;
}

.status-grid span {
    display: block;
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 0.35rem;
}

.status-grid strong {
    font-size: 1.1rem;
}

.ok {
    color: var(--accent-strong);
}

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

.quick-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.quick-links a,
.quick-links span {
    padding: 0.7rem 1rem;
    border-radius: 999px;
    background: var(--surface-strong);
    border: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
}

.flash {
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
}

.flash.success {
    border-color: rgba(18, 102, 84, 0.25);
    color: var(--accent-strong);
}

.flash.error {
    border-color: rgba(171, 47, 75, 0.25);
    color: var(--danger);
}

.checklist {
    padding-left: 1.2rem;
}

.checklist li + li {
    margin-top: 0.5rem;
}

.callout,
.env-block,
.note {
    background: var(--surface-strong);
    border: 1px solid var(--border);
    border-radius: 18px;
}

.warn-box {
    padding: 1rem;
    margin: 1rem 0;
}

.env-block {
    padding: 1rem;
}

.env-block p {
    margin-top: 0;
    font-weight: 600;
    color: var(--text);
}

pre,
code {
    font-family: "SFMono-Regular", Consolas, monospace;
}

pre {
    margin: 0;
    overflow-x: auto;
    white-space: pre-wrap;
}

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

.note-form label {
    display: grid;
    gap: 0.45rem;
    color: var(--text);
}

input,
textarea,
button {
    font: inherit;
}

input,
textarea {
    width: 100%;
    padding: 0.9rem 1rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
}

input:focus,
textarea:focus {
    outline: 3px solid var(--ring);
    border-color: rgba(27, 127, 107, 0.5);
}

button {
    width: fit-content;
    padding: 0.8rem 1.1rem;
    border: 0;
    border-radius: 999px;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
}

button:hover {
    background: var(--accent-strong);
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

button.danger {
    background: rgba(171, 47, 75, 0.14);
    color: var(--danger);
}

.notes {
    display: grid;
    gap: 1rem;
    margin-top: 1.25rem;
}

.note {
    padding: 1rem;
}

.note header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.note.done h3 {
    text-decoration: line-through;
    color: var(--muted);
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.empty {
    margin: 0;
    padding: 1rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.72);
}

@media (max-width: 860px) {
    .grid,
    .status-grid {
        grid-template-columns: 1fr;
    }

    .note header {
        flex-direction: column;
    }
}