:root {
    --ink: #1a2332;
    --muted: #5c6b7a;
    --paper: #eef2f5;
    --panel: rgba(255, 255, 255, 0.88);
    --line: rgba(26, 35, 50, 0.12);
    --accent: #c45c26;
    --accent-deep: #9a4418;
    --ok: #1b7a3d;
    --bad: #b42318;
    --display: "Archivo", "Figtree", sans-serif;
    --sans: "Figtree", "Segoe UI", sans-serif;
    --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body {
    margin: 0;
    min-height: 100%;
    color: var(--ink);
    font-family: var(--sans);
    background: var(--paper);
}

.bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(800px 420px at 10% 0%, rgba(196, 92, 38, 0.22), transparent 60%),
        radial-gradient(700px 400px at 100% 10%, rgba(26, 35, 50, 0.12), transparent 55%),
        linear-gradient(160deg, #e7edf2, #f5f7f9 50%, #dde5ec);
}

.hero {
    max-width: 960px;
    margin: 0 auto;
    padding: 2.2rem 1.25rem 1rem;
}

.brand {
    margin: 0;
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(2.8rem, 7vw, 4.6rem);
    letter-spacing: -0.04em;
    line-height: 0.95;
    animation: up 0.55s ease both;
}

.sub {
    margin: 0.6rem 0 1.2rem;
    color: var(--muted);
    max-width: 36rem;
    animation: up 0.55s ease 0.06s both;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    animation: up 0.55s ease 0.12s both;
}

.tab {
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.6);
    border-radius: 999px;
    padding: 0.5rem 1rem;
    font: 600 0.92rem var(--sans);
    cursor: pointer;
}
.tab.is-on {
    background: var(--ink);
    border-color: var(--ink);
    color: #fff;
}

.flash {
    max-width: 960px;
    margin: 0 auto 0.8rem;
    width: calc(100% - 2.5rem);
    padding: 0.8rem 1rem;
    border-radius: 12px;
}
.flash-ok { background: #e6f6ec; color: var(--ok); }
.flash-err { background: #fdeceb; color: var(--bad); }

.wrap {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 1.25rem 2.5rem;
}

.panel {
    display: none;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: clamp(1.2rem, 3vw, 1.8rem);
    backdrop-filter: blur(8px);
    animation: up 0.4s ease both;
}
.panel.is-on { display: block; }

h1 {
    margin: 0;
    font-family: var(--display);
    font-size: 1.7rem;
    letter-spacing: -0.03em;
}
.lead { color: var(--muted); margin: 0.4rem 0 1.2rem; }
.status { color: var(--muted); }
.status .ok { color: var(--ok); }
.status .bad { color: var(--bad); }

.form { display: grid; gap: 0.85rem; margin-top: 0.5rem; }
.field { display: grid; gap: 0.3rem; }
.field span { font-size: 0.9rem; color: var(--muted); font-weight: 600; }

input[type="text"],
input[type="password"],
input[type="file"],
input[type="url"],
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.7rem 0.85rem;
    font: 400 0.95rem var(--sans);
    background: #fff;
}
textarea { font-family: var(--mono); font-size: 0.85rem; }

.check {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
    color: var(--muted);
    font-size: 0.92rem;
}
.warn-check { color: var(--accent-deep); }

.row { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.btn {
    border: 1px solid var(--accent);
    background: var(--accent);
    color: #fff;
    border-radius: 999px;
    padding: 0.65rem 1.15rem;
    font: 600 0.95rem var(--sans);
    cursor: pointer;
    width: fit-content;
}
.btn:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn.ghost {
    background: #fff;
    color: var(--ink);
    border-color: var(--line);
}
.btn.danger {
    background: transparent;
    color: var(--bad);
    border-color: rgba(180, 35, 24, 0.35);
}

.cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
}
.cards article {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 1rem;
    background: rgba(255,255,255,0.7);
}
.cards h2 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
    font-family: var(--display);
}
.cards p, .cards li {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.55;
}
.cards ul { margin: 0; padding-left: 1.1rem; }
.cards li + li { margin-top: 0.25rem; }

.mt { margin-top: 1.4rem; font-family: var(--display); font-size: 1.15rem; }
.steps {
    margin: 0.5rem 0 0;
    padding-left: 1.2rem;
    line-height: 1.7;
    color: var(--ink);
}
.steps code {
    font-family: var(--mono);
    font-size: 0.85em;
    background: rgba(26, 35, 50, 0.06);
    padding: 0.1rem 0.35rem;
    border-radius: 5px;
}

.foot {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 1.25rem 2rem;
    color: var(--muted);
    font-size: 0.85rem;
}

.table-wrap { overflow-x: auto; }
.grid {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}
.grid th, .grid td {
    text-align: left;
    padding: 0.55rem 0.4rem;
    border-bottom: 1px solid var(--line);
    vertical-align: middle;
}
.grid code { font-family: var(--mono); font-size: 0.85em; }

@keyframes up {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: none; }
}

@media (max-width: 720px) {
    .cards { grid-template-columns: 1fr; }
}