:root {
    --bg: #f3f6f6;
    --surface: #ffffff;
    --ink: #14181d;
    --ink-muted: #5b6570;
    --accent: #1e7f73;
    --accent-dark: #166057;
    --accent-soft: #e4f1ee;
    --border: #e1e7e8;
    --ok: #1e7f73;
    --ok-soft: #e4f1ee;
    --warn: #a8720f;
    --warn-soft: #faf0dd;
    --bad: #a8402f;
    --bad-soft: #fbe9e5;
    --shadow-sm: 0 1px 2px rgba(20, 24, 29, .05);
    --shadow-md: 0 4px 16px rgba(20, 24, 29, .06);
    --font-body: "IBM Plex Sans", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    background-image: radial-gradient(circle at 15% 0%, rgba(30,127,115,0.05), transparent 45%);
    color: var(--ink);
    font-family: var(--font-body);
    line-height: 1.55;
}

.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 15px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: var(--shadow-sm);
}

.brand {
    font-size: 20px;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -.01em;
}
.brand span { color: var(--accent); }

.topbar nav a {
    color: var(--ink-muted);
    text-decoration: none;
    margin-left: 22px;
    font-size: 13.5px;
    font-weight: 500;
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
    transition: color .15s ease, border-color .15s ease;
}
.topbar nav a:hover { color: var(--accent); border-bottom-color: var(--accent); }

.wrap {
    max-width: 900px;
    margin: 0 auto;
    padding: 36px 24px 72px;
}

.eyebrow {
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 8px;
    font-weight: 600;
}

h1 { font-size: 28px; margin: 0 0 8px; letter-spacing: -.015em; font-weight: 700; }
h2 { font-size: 18.5px; margin: 0 0 14px; letter-spacing: -.01em; }
h3 {
    font-size: 12px; margin: 0 0 14px; color: var(--ink-muted);
    text-transform: uppercase; letter-spacing: .07em;
    font-family: var(--font-mono); font-weight: 600;
}

p.muted { color: var(--ink-muted); font-size: 14px; }

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-md);
}

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 640px) { .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; } }

.stat-tile {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px 18px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow .15s ease, transform .15s ease;
}
.stat-tile:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.stat-tile .label { font-size: 12px; color: var(--ink-muted); margin-bottom: 6px; font-weight: 500; }
.stat-tile .value { font-size: 25px; font-weight: 700; color: var(--accent-dark); font-variant-numeric: tabular-nums; }

.btn {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 9px;
    padding: 11px 22px;
    font-size: 14px;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 1px 3px rgba(30,127,115,.35);
    transition: background .15s ease, transform .1s ease, box-shadow .15s ease;
}
.btn:hover { background: var(--accent-dark); box-shadow: 0 3px 10px rgba(30,127,115,.4); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn.secondary {
    background: var(--surface);
    color: var(--ink);
    border: 1px solid var(--border);
    box-shadow: none;
}
.btn.secondary:hover { background: var(--bg); border-color: var(--ink-muted); box-shadow: none; transform: none; }
.btn.small { padding: 7px 13px; font-size: 12.5px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; box-shadow: none; transform: none; }

.stepper {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    position: relative;
}
.stepper::before {
    content: "";
    position: absolute;
    top: 15px;
    left: 6%;
    right: 6%;
    height: 2px;
    background: var(--border);
    z-index: 0;
}
.step {
    text-align: center;
    flex: 1;
    position: relative;
    z-index: 1;
    font-size: 12.5px;
    color: var(--ink-muted);
    font-weight: 500;
}
.step .dot {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--surface); border: 2px solid var(--border);
    margin: 0 auto 8px; display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 13px; font-family: var(--font-mono);
    transition: all .2s ease;
}
.step.done .dot { background: var(--accent); border-color: var(--accent); color: #fff; }
.step.active .dot { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.step.active { color: var(--ink); font-weight: 600; }

.table-wrap { overflow-x: auto; margin: 0 0 4px; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; min-width: 480px; }
td, th { text-align: left; padding: 10px 6px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--ink-muted); font-weight: 500; font-size: 13px; white-space: nowrap; }
tbody tr:hover { background: var(--bg); }
tr:last-child td { border-bottom: none; }

.pill {
    display: inline-block;
    font-size: 11px;
    font-family: var(--font-mono);
    padding: 3.5px 10px;
    border-radius: 100px;
    font-weight: 600;
    letter-spacing: .01em;
}
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }

.alert {
    border-radius: 12px;
    padding: 13px 17px;
    font-size: 14px;
    margin-bottom: 18px;
    box-shadow: var(--shadow-sm);
}
.alert.bad { background: var(--bad-soft); color: #7a2e21; border: 1px solid #f0c6bc; }
.alert.ok { background: var(--ok-soft); color: var(--accent-dark); border: 1px solid #bfe0d9; }
.alert.warn { background: var(--warn-soft); color: #7a5209; border: 1px solid #edd6a0; }

.price-row { display: flex; align-items: baseline; gap: 8px; padding: 6px 0; font-size: 15px; }
.price-row .old { text-decoration: line-through; color: var(--ink-muted); font-size: 13.5px; }
.price-row .new { color: var(--accent-dark); font-weight: 700; font-size: 19px; font-variant-numeric: tabular-nums; }

.addon-option {
    display: flex; align-items: center; gap: 12px;
    border: 1px solid var(--border); border-radius: 11px;
    padding: 13px 16px; margin-bottom: 9px;
    transition: border-color .15s ease, background .15s ease;
}
.addon-option:hover { border-color: var(--accent); background: var(--accent-soft); }
.addon-option input[type=checkbox] { width: 17px; height: 17px; accent-color: var(--accent); }
.addon-option label { flex: 1; cursor: pointer; font-weight: 500; }
.addon-option .price { color: var(--ink-muted); font-size: 13px; font-variant-numeric: tabular-nums; }

.footer-note {
    max-width: 900px; margin: 0 auto; padding: 0 24px 40px;
    color: var(--ink-muted); font-size: 11.5px; font-family: var(--font-mono);
    border-top: 1px solid var(--border); padding-top: 18px; line-height: 1.6;
}

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--ink-muted); margin-bottom: 6px; font-weight: 500; }
.field input[type=text], .field select {
    width: 100%; padding: 10px 13px; border: 1px solid var(--border); border-radius: 9px; font-size: 14px;
    font-family: var(--font-body);
}
.field input[type=text]:focus, .field select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

.address-option {
    display: block; width: 100%; text-align: left;
    padding: 13px 16px; border: 1px solid var(--border);
    border-radius: 11px; margin-bottom: 9px; cursor: pointer; font-size: 14px;
    background: var(--surface); font-family: var(--font-body); color: var(--ink);
    transition: border-color .15s ease, background .15s ease, transform .1s ease;
}
.address-option:hover { border-color: var(--accent); background: var(--accent-soft); transform: translateX(2px); }

.snapshot-note {
    font-size: 12px; color: var(--ink-muted); font-style: italic; margin-top: 6px;
    padding: 10px 12px; background: var(--bg); border-radius: 8px; border-left: 3px solid var(--accent);
}

.product-card {
    display: flex; flex-direction: column; gap: 6px;
}
.product-card h3 {
    font-size: 15px !important; text-transform: none !important; letter-spacing: 0 !important;
    font-family: var(--font-body) !important; color: var(--ink) !important; font-weight: 600 !important;
    margin-bottom: 2px !important;
}