/* ==========================================================================
   Golden Days — Concentrate · design system v2
   Warm premium DTC: off-white canvas, ink, confident gold, editorial serif
   display + Inter UI. Clean, high-contrast, trust-forward.
   ========================================================================== */

:root {
  --bg: #faf9f6;
  --surface: #ffffff;
  --ink: #14130f;
  --ink-2: #3f3b31;
  --muted: #6f6a5e;
  --line: #e9e6db;
  --gold: #c8941f;
  --gold-600: #a87a16;
  --gold-700: #8a6311;
  --gold-tint: #f6edda;
  --green: #24402f;
  --green-tint: #e9efe9;
  --danger: #b3402f;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(20,19,15,.05), 0 1px 3px rgba(20,19,15,.06);
  --shadow-md: 0 14px 34px -16px rgba(20,19,15,.22);
  --shadow-lg: 0 34px 70px -28px rgba(20,19,15,.30);
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.1; letter-spacing: -0.01em; margin: 0 0 .5em; color: var(--ink); }
p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

.wrap { width: min(1120px, 92%); margin: 0 auto; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; border-radius: 4px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-sans); font-weight: 600; font-size: 16px;
  padding: .85rem 1.6rem; border-radius: 999px; cursor: pointer;
  border: 1px solid transparent; transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--gold); color: #fff; box-shadow: 0 8px 20px -8px rgba(200,148,31,.6); }
.btn-primary:hover { background: var(--gold-600); transform: translateY(-1px); box-shadow: 0 14px 28px -10px rgba(200,148,31,.7); }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover { background: #000; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink-2); background: var(--surface); }
.btn-lg { padding: 1.05rem 2.1rem; font-size: 17px; }

/* ---------- nav ---------- */
nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250,249,246,.85); backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { font-family: var(--font-display); font-weight: 600; font-size: 21px; letter-spacing: -0.01em; display: flex; align-items: center; gap: .5rem; }
.brand .mark { width: 26px; height: 26px; }
.nav-links { display: flex; align-items: center; gap: 1.9rem; font-size: 15px; font-weight: 500; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 1rem; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; font-size: 24px; color: var(--ink); padding: .3rem; }

/* ---------- hero ---------- */
.hero { padding: 4.5rem 0 3.5rem; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 3.5rem; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: .5rem; font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--gold-700); background: var(--gold-tint); padding: .4rem .9rem; border-radius: 999px; }
.hero h1 { font-size: clamp(2.5rem, 6vw, 4.1rem); margin: 1.1rem 0 .6rem; }
.hero h1 em { font-style: normal; color: var(--gold-600); }
.hero .lede { font-size: 19px; color: var(--ink-2); max-width: 32rem; }
.hero-cta { display: flex; gap: .8rem; margin: 1.6rem 0 1.3rem; flex-wrap: wrap; }
.hero-points { display: flex; flex-direction: column; gap: .55rem; margin-top: .2rem; }
.hero-points li { list-style: none; display: flex; gap: .6rem; align-items: flex-start; font-size: 15.5px; color: var(--ink-2); }
.hero-points li::before { content: ""; width: 18px; height: 18px; flex: none; margin-top: 2px; background: var(--green); border-radius: 50%; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E"); background-size: 11px; background-position: center; background-repeat: no-repeat; }
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-visual .glow { position: absolute; width: 80%; height: 80%; background: radial-gradient(circle, rgba(200,148,31,.20), transparent 65%); filter: blur(10px); }
.hero-visual svg { position: relative; width: min(380px, 88%); filter: drop-shadow(0 34px 44px rgba(20,19,15,.24)); }

/* ---------- trust bar ---------- */
.trustbar { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.trustbar .wrap { display: flex; flex-wrap: wrap; gap: 1.4rem 3rem; justify-content: center; align-items: center; padding: 1.15rem 0; }
.trustbar .item { display: flex; align-items: center; gap: .55rem; font-size: 14.5px; font-weight: 500; color: var(--ink-2); }
.trustbar .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); flex: none; }

/* ---------- sections ---------- */
section { padding: 4.5rem 0; }
section.alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.kicker { font-size: 13px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-700); }
.section-head { max-width: 44rem; margin-bottom: 2.5rem; }
.section-head h2 { font-size: clamp(1.9rem, 4vw, 2.7rem); margin-top: .4rem; }
.section-head p { color: var(--muted); font-size: 17.5px; }

/* ---------- math / compare ---------- */
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow-sm); }
.card.dim { background: #f4f2ec; border-color: transparent; }
.card.highlight { border: 2px solid var(--gold); background: linear-gradient(180deg, #fffdf7, #fbf7ec); box-shadow: var(--shadow-md); }
.card h3 { font-size: 1.25rem; display: flex; align-items: center; gap: .55rem; }
.card .big { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 600; margin: .3rem 0 .1rem; }
.card .big span { font-size: 1.05rem; font-weight: 500; color: var(--muted); }
.card .sub { color: var(--muted); font-size: 14.5px; }
.card ul { margin: 1rem 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: .5rem; }
.card ul li { font-size: 15px; color: var(--ink-2); padding-left: 1.4rem; position: relative; }
.card ul li::before { content: "—"; position: absolute; left: 0; color: var(--muted); }

table.cmp { width: 100%; border-collapse: collapse; margin-top: 2rem; background: var(--surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
table.cmp th, table.cmp td { padding: .95rem 1.1rem; text-align: left; font-size: 15px; border-bottom: 1px solid var(--line); }
table.cmp thead th { background: var(--ink); color: #fff; font-family: var(--font-sans); font-weight: 600; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; }
table.cmp tbody tr:last-child td { border-bottom: none; }
table.cmp .win { background: var(--gold-tint); font-weight: 700; }
table.cmp td strong { font-weight: 700; }

/* ---------- calculator ---------- */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; align-items: stretch; }
.calc-card { background: var(--ink); color: #fff; border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow-lg); }
.calc-card h3 { color: #fff; }
.calc-card label { display: block; font-size: 14px; font-weight: 500; color: rgba(255,255,255,.72); margin-bottom: .5rem; }
.calc-card input { width: 100%; font-family: var(--font-sans); font-size: 16px; padding: .75rem 1rem; border-radius: var(--radius-sm); border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.06); color: #fff; }
.calc-card input:focus { outline: none; border-color: var(--gold); }
.calc-results { background: var(--gold); border-radius: var(--radius); padding: 2rem; color: var(--ink); display: flex; flex-direction: column; justify-content: center; gap: .4rem; }
.calc-results .label { font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: rgba(20,19,15,.6); }
.calc-results .row { font-size: 15px; color: var(--ink-2); }
.calc-results .row b { color: var(--ink); }
.calc-results .save { font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 3.4rem); font-weight: 600; line-height: 1; margin-top: .3rem; }

/* ---------- product / offer ---------- */
.offer-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 2.5rem; align-items: center; }
.price { font-family: var(--font-display); font-size: 2.6rem; font-weight: 600; }
.price .was { font-size: 1.1rem; font-weight: 500; color: var(--muted); text-decoration: line-through; margin-left: .5rem; }
.price-note { color: var(--muted); font-size: 14.5px; }
.pill { display: inline-flex; align-items: center; gap: .4rem; font-size: 13px; font-weight: 600; background: var(--green-tint); color: var(--green); padding: .3rem .8rem; border-radius: 999px; margin-bottom: 1rem; }

/* ---------- steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; counter-reset: step; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.7rem; position: relative; }
.step .num { font-family: var(--font-display); font-size: 2.6rem; font-weight: 600; color: var(--gold); line-height: 1; margin-bottom: .6rem; }
.step h3 { font-size: 1.2rem; }
.step p { color: var(--muted); font-size: 15px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 46rem; }
details.faq { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: .7rem; overflow: hidden; }
details.faq summary { cursor: pointer; padding: 1.05rem 1.3rem; font-weight: 600; font-size: 16px; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; font-size: 22px; font-weight: 400; color: var(--gold); transition: transform .2s; }
details.faq[open] summary::after { transform: rotate(45deg); }
details.faq .faq-body { padding: 0 1.3rem 1.15rem; color: var(--ink-2); font-size: 15.5px; }

/* ---------- testimonials ---------- */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.quote { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.quote .txt { font-size: 15.5px; color: var(--ink-2); font-family: var(--font-display); line-height: 1.5; }
.quote .who { margin-top: 1rem; font-size: 13.5px; font-weight: 600; color: var(--ink); }
.quote .who span { color: var(--muted); font-weight: 400; }

/* ---------- email capture ---------- */
.capture { background: var(--green); color: #fff; border-radius: var(--radius); padding: 3rem 2.5rem; text-align: center; }
.capture h2 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.5rem); }
.capture p { color: rgba(255,255,255,.8); }
.capture-form { display: flex; gap: .6rem; max-width: 26rem; margin: 1.6rem auto 0; }
.capture-form input { flex: 1; font-family: var(--font-sans); font-size: 16px; padding: .9rem 1.2rem; border-radius: 999px; border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.1); color: #fff; }
.capture-form input::placeholder { color: rgba(255,255,255,.6); }
.capture-form input:focus { outline: none; border-color: var(--gold); background: rgba(255,255,255,.16); }

/* ---------- final CTA ---------- */
.final-cta { text-align: center; padding: 5rem 0; }
.final-cta h2 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.final-cta .lede { color: var(--muted); font-size: 18px; max-width: 34rem; margin: .6rem auto 1.6rem; }

/* ---------- footer ---------- */
footer { background: var(--ink); color: rgba(255,255,255,.7); padding: 3.5rem 0 2.5rem; font-size: 14.5px; }
footer .foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; margin-bottom: 2.5rem; }
footer h4 { color: #fff; font-size: 14px; letter-spacing: .05em; text-transform: uppercase; font-family: var(--font-sans); font-weight: 600; margin-bottom: .9rem; }
footer a { color: rgba(255,255,255,.7); display: block; padding: .18rem 0; }
footer a:hover { color: #fff; }
footer .brand { color: #fff; }
footer .fine { color: rgba(255,255,255,.45); font-size: 12.5px; line-height: 1.6; border-top: 1px solid rgba(255,255,255,.12); padding-top: 1.6rem; }

/* ---------- generic content pages ---------- */
.article { max-width: 46rem; margin: 0 auto; }
.article h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 2rem 0 .6rem; }
.article h2 { font-size: 1.5rem; margin: 2rem 0 .6rem; }
.article p, .article li { color: var(--ink-2); }
.article ul, .article ol { margin: 0 0 1.2em; padding-left: 1.4rem; }
.article li { margin-bottom: .5rem; }
.article .callout { background: var(--gold-tint); border-left: 3px solid var(--gold); padding: 1.1rem 1.3rem; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 1.5rem 0; }

/* ---------- order page ---------- */
.order-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start; }
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow-sm); }
.form-card label { display: block; font-size: 14px; font-weight: 600; margin-bottom: .4rem; }
.form-card input, .form-card select, .form-card textarea { width: 100%; font-family: var(--font-sans); font-size: 16px; padding: .8rem 1rem; border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--bg); margin-bottom: 1.1rem; }
.form-card input:focus, .form-card select:focus, .form-card textarea:focus { outline: none; border-color: var(--gold); background: #fff; }
.form-msg { display: none; margin-top: 1rem; padding: 1rem; border-radius: var(--radius-sm); background: var(--green-tint); color: var(--green); font-size: 14.5px; font-weight: 500; }
.form-msg.show { display: block; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero-grid, .compare-grid, .calc, .offer-grid, .order-grid { grid-template-columns: 1fr; }
  .steps, .quotes { grid-template-columns: 1fr; }
  footer .foot-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--line); padding: 1.2rem 4%; gap: 1rem; align-items: flex-start; }
  .nav-cta .btn { display: none; }
  .nav-cta .btn.show { display: inline-flex; }
  .capture-form { flex-direction: column; }
  .capture-form .btn { width: 100%; }
}


/* ===== compat: article sub-pages ===== */
.pagehead { padding: 3rem 0 .5rem; }
.pagehead h1 { font-size: clamp(2rem,5vw,2.9rem); margin-bottom: .4rem; }
.pagehead .sub { color: var(--muted); font-size: 18px; max-width: 42rem; }
.breadcrumb { font-size: 13.5px; color: var(--muted); margin-top: .9rem; }
.breadcrumb a { color: var(--gold-700); }
.article .meta { font-size: 13px; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; margin-bottom: 1.5rem; }
.article .lead { font-size: 19px; color: var(--ink-2); font-family: var(--font-display); line-height: 1.5; }
.article h2 { font-size: 1.6rem; margin: 2.2rem 0 .6rem; }
.article p, .article li { color: var(--ink-2); }
.article ul, .article ol { padding-left: 1.4rem; margin: 0 0 1.2em; }
.article li { margin-bottom: .5rem; }
.article a { color: var(--gold-700); text-decoration: underline; text-underline-offset: 2px; }
.table-wrap { overflow-x: auto; margin: 1.5rem 0; border-radius: var(--radius); }
.table-wrap table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.table-wrap th, .table-wrap td { padding: .9rem 1rem; text-align: left; font-size: 15px; border-bottom: 1px solid var(--line); }
.table-wrap thead th { background: var(--ink); color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.table-wrap .hl { background: var(--gold-tint); font-weight: 700; }
.table-wrap .num { text-align: right; }
.mt3 { margin-top: 2.5rem; }
.center { text-align: center; }