/* HelloSent wholesale site. No external fonts, images or scripts. */
:root {
  --bg: #121414;
  --surface: #1b2020;
  --surface-2: #232a2a;
  --line: #3a4543;
  --text: #eef2f1;
  --muted: #b9c4c1;
  --accent: #5dc9b6;
  --accent-ink: #08201c;
  --warn-bg: #3a2f10;
  --warn-line: #d9b44a;
  --warn-text: #f6e3a8;
  --err: #ff9a8f;
  --ok: #8fe3a6;
  --radius: 10px;
  --maxw: 68rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 1rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
img, svg { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 0.18em; }
a:hover { color: #9fe6d9; }
:focus-visible { outline: 3px solid #ffd666; outline-offset: 2px; border-radius: 3px; }
.skip { position: absolute; left: 0.5rem; top: -4rem; background: var(--accent); color: var(--accent-ink); padding: 0.6rem 1rem; z-index: 10; border-radius: 0 0 6px 6px; font-weight: 700; }
.skip:focus { top: 0; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 1rem; }

/* header */
.site-header { background: #0d0f0f; border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1.5rem; padding-top: 0.75rem; padding-bottom: 0.75rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; color: var(--text); text-decoration: none; font-weight: 700; font-size: 1.1rem; }
.brand:hover { color: var(--text); }
.brand-mark { display: inline-grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: 8px; background: #161616; border: 1px solid var(--line); color: var(--accent); font-size: 0.8rem; letter-spacing: 0.02em; }
.nav ul { list-style: none; display: flex; flex-wrap: wrap; gap: 0.1rem 0.25rem; margin: 0; padding: 0; }
.nav a { display: block; padding: 0.55rem 0.7rem; color: var(--text); text-decoration: none; border-radius: 6px; min-height: 2.75rem; line-height: 1.65; }
.nav a.operator-link { color: var(--muted); font-size: 0.9rem; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a[aria-current="page"] { color: var(--accent); box-shadow: inset 0 -3px 0 var(--accent); border-radius: 6px 6px 0 0; }

/* layout */
main { display: block; padding-bottom: 3rem; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 0.6em; }
h1 { font-size: clamp(1.9rem, 5vw, 3rem); }
h2 { font-size: clamp(1.4rem, 3.5vw, 1.9rem); margin-top: 2.2rem; }
h3 { font-size: 1.15rem; }
p, ul, ol, dl { margin: 0 0 1em; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 46rem; }
.hero { padding: 2.5rem 0 1.5rem; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #172321 0%, var(--bg) 100%); }
.hero h1 { max-width: 24ch; }
.qualifier { max-width: 46rem; font-size: 1.05rem; border-left: 4px solid var(--accent); padding: 0.2rem 0 0.2rem 1rem; margin: 1rem 0 1.5rem; }
.page-head { padding: 2rem 0 0.5rem; }
.narrow { max-width: 46rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.25rem 0 0; }
.btn { display: inline-block; padding: 0.7rem 1.2rem; min-height: 2.75rem; border-radius: 8px; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-ink); font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }
.btn:hover { background: #8fe0d1; color: var(--accent-ink); border-color: #8fe0d1; }
.btn.secondary { background: transparent; color: var(--accent); }
.btn.secondary:hover { background: var(--surface-2); color: #9fe6d9; }

.grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem; }
.card h3 { margin-top: 0; }
.steps { counter-reset: step; list-style: none; padding: 0; display: grid; gap: 1rem; grid-template-columns: 1fr; }
.steps li { counter-increment: step; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem 1.1rem 4rem; position: relative; }
.steps li::before { content: counter(step); position: absolute; left: 1rem; top: 1rem; width: 2.2rem; height: 2.2rem; display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-weight: 700; }
.steps h3 { margin-bottom: 0.25em; }
.tick { list-style: none; padding: 0; }
.tick li { padding-left: 1.7rem; position: relative; margin-bottom: 0.6rem; }
.tick li::before { content: "\2713"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

.sample-badge, .badge { display: inline-block; padding: 0.15rem 0.55rem; border-radius: 999px; font-size: 0.85rem; font-weight: 700; border: 1px solid var(--warn-line); background: var(--warn-bg); color: var(--warn-text); }
.notice { border: 1px solid var(--warn-line); background: var(--warn-bg); color: var(--warn-text); border-radius: var(--radius); padding: 0.8rem 1rem; margin: 1rem 0; }
.notice a { color: #ffe9a0; }
.info { border: 1px solid var(--line); background: var(--surface); border-radius: var(--radius); padding: 0.8rem 1rem; margin: 1rem 0; }
.note-date { color: var(--muted); font-size: 0.9rem; }

/* catalog */
.catalog-list { list-style: none; padding: 0; display: grid; gap: 1rem; grid-template-columns: 1fr; }
.product { display: flex; flex-direction: column; gap: 0.5rem; }
.product h3 { margin: 0; }
.product p { margin: 0; color: var(--muted); }
.product dl { display: grid; grid-template-columns: auto 1fr; gap: 0.3rem 1rem; margin: 0.5rem 0 0; }
.product dt { color: var(--muted); }
.product dd { margin: 0; font-weight: 600; }
.catalog-select { max-width: none; }
.catalog-choice { margin-top: auto; padding-top: 0.8rem; min-height: 2.75rem; }
.catalog-list > li { min-width: 0; }
.product { height: 100%; overflow-wrap: anywhere; }
.product img { width: 100%; height: auto; border-radius: 6px; }

/* forms */
form { max-width: 42rem; }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem 0.4rem; margin: 0 0 1.25rem; min-width: 0; }
legend { padding: 0 0.4rem; font-weight: 700; }
.field { margin-bottom: 1rem; }
label, .label { display: block; font-weight: 600; margin-bottom: 0.3rem; }
.hint { display: block; color: var(--muted); font-size: 0.9rem; font-weight: 400; }
.req { color: var(--warn-text); }
input[type=text], input[type=email], input[type=tel], input[type=url], input[type=number], select, textarea {
  width: 100%; min-height: 2.75rem; padding: 0.6rem 0.7rem; font: inherit; color: var(--text);
  background: #0c0f0f; border: 2px solid #6b7b78; border-radius: 8px;
}
textarea { min-height: 8rem; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid #ffd666; outline-offset: 2px; }
input[aria-invalid="true"], select[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--err); }
.field-error { color: var(--err); font-weight: 600; margin: 0.3rem 0 0; }
.check { display: flex; gap: 0.7rem; align-items: flex-start; }
.check input { width: 1.4rem; height: 1.4rem; margin-top: 0.2rem; flex: none; accent-color: var(--accent); }
.check label { margin: 0; font-weight: 400; }
.radio-row { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; }
.radio-row label { display: flex; gap: 0.5rem; align-items: center; font-weight: 400; margin: 0; min-height: 2.75rem; }
.radio-row input { width: 1.3rem; height: 1.3rem; accent-color: var(--accent); }
.row-3 { display: grid; gap: 0.75rem; grid-template-columns: 1fr; }
.hp { position: absolute !important; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.status { margin: 1rem 0; padding: 0.9rem 1rem; border-radius: var(--radius); border: 2px solid transparent; max-width: 42rem; }
.status:empty { display: none; }
.status.ok { border-color: var(--ok); background: #14291b; color: #d6f7df; }
.status.err { border-color: var(--err); background: #3a1a17; color: #ffd9d4; }
.status.info { border-color: var(--accent); background: #12302b; }
.status h2, .status h3 { margin: 0 0 0.4rem; font-size: 1.15rem; }
.status:focus { outline: 3px solid #ffd666; outline-offset: 2px; }
.status ul { margin-bottom: 0; }
.status a { color: inherit; }

/* estimate result */
.result { background: var(--surface); border: 1px solid var(--accent); border-radius: var(--radius); padding: 1.1rem 1.2rem; margin: 1rem 0; max-width: 42rem; }
.result h2, .result h3 { margin-top: 0; }
.result .big { font-size: 2rem; font-weight: 700; color: var(--accent); margin: 0.2rem 0 0.6rem; }
.result:focus { outline: 3px solid #ffd666; outline-offset: 2px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 0.3rem 1rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }

.copy-row { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; margin: 0.75rem 0; }
code.addr { font-size: 1.1rem; padding: 0.5rem 0.8rem; background: #0c0f0f; border: 1px solid var(--line); border-radius: 8px; user-select: all; word-break: break-all; }
pre.template { white-space: pre-wrap; background: #0c0f0f; border: 1px solid var(--line); border-radius: 8px; padding: 0.9rem 1rem; overflow-wrap: anywhere; font: inherit; font-family: ui-monospace, Consolas, monospace; font-size: 0.95rem; }
details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.2rem 1rem; margin-bottom: 0.75rem; }
summary { cursor: pointer; font-weight: 700; padding: 0.7rem 0; min-height: 2.75rem; }
summary:focus-visible { outline: 3px solid #ffd666; outline-offset: 2px; }
details[open] summary { margin-bottom: 0.2rem; }

/* footer */
.site-footer { border-top: 1px solid var(--line); background: #0d0f0f; color: var(--muted); padding: 1.5rem 0 2rem; font-size: 0.95rem; }
.site-footer ul { list-style: none; display: flex; flex-wrap: wrap; gap: 0 1.2rem; padding: 0; margin: 0 0 0.8rem; }
.site-footer .operator-link { color: var(--muted); }
.site-footer a { display: inline-block; padding: 0.5rem 0; }

@media (min-width: 40rem) {
  .grid.cols-2, .catalog-list { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .row-3 { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 64rem) {
  .grid.cols-3, .catalog-list { grid-template-columns: repeat(3, 1fr); }
  .steps.four { grid-template-columns: repeat(4, 1fr); }
  .steps.four li { padding: 4rem 1.1rem 1.1rem; }
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }