/* What Profit v4 — selling-online resource hub */

:root {
  --ink: #10231c;
  --ink-soft: #1c3329;
  --paper: #f3f6f1;
  --paper-2: #e7eee6;
  --line: rgba(16, 35, 28, 0.12);
  --muted: #5a6d62;
  --foam: #ffffff;
  --accent: #0f9f76;
  --accent-deep: #0b7a5a;
  --accent-soft: rgba(15, 159, 118, 0.14);
  --warm: #e85d04;
  --danger: #c1121f;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;
  --shell: min(1120px, calc(100% - 2.5rem));
  --narrow: min(720px, calc(100% - 2.5rem));
  --header-h: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 0.65rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(900px 480px at 92% -8%, rgba(15, 159, 118, 0.14), transparent 55%),
    radial-gradient(640px 380px at -6% 12%, rgba(232, 93, 4, 0.07), transparent 50%),
    linear-gradient(180deg, #f8faf6 0%, var(--paper) 32%, var(--paper) 100%);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 0.18em; }
a:hover { color: var(--accent-deep); }
p { margin: 0 0 1rem; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 1rem; top: -100%; z-index: 100;
  background: var(--accent); color: #fff; padding: 0.75rem 1rem;
  font-weight: 600; text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.shell { width: var(--shell); margin-inline: auto; }
.narrow { width: var(--narrow); margin-inline: auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.85rem 1.25rem; border-radius: 999px; border: 1px solid transparent;
  font-family: var(--font-body); font-weight: 650; font-size: 0.95rem;
  text-decoration: none; cursor: pointer; transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}
.btn:hover { transform: translateY(-1px); color: inherit; }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--ink-soft); color: #fff; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-small { padding: 0.55rem 0.9rem; font-size: 0.85rem; }

.text-link {
  color: var(--accent-deep); font-weight: 650; text-decoration: none;
  border-bottom: 1px solid rgba(11, 122, 90, 0.35);
}
.text-link:hover { color: var(--ink); }

.eyebrow {
  margin: 0 0 0.5rem; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-deep);
}

.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  backdrop-filter: blur(12px);
  background: rgba(243, 246, 241, 0.86);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { display: inline-flex; align-items: center; gap: 0.55rem; text-decoration: none; font-weight: 700; }
.brand-mark {
  width: 0.85rem; height: 0.85rem; border-radius: 0.2rem;
  background: linear-gradient(135deg, var(--accent), #7dd3b0);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.brand-name { font-family: var(--font-display); font-size: 1.15rem; letter-spacing: -0.02em; }

.nav-list { display: flex; gap: 1.1rem; list-style: none; margin: 0; padding: 0; }
.nav-list a { text-decoration: none; font-weight: 600; font-size: 0.92rem; color: var(--ink-soft); }
.nav-list a:hover { color: var(--accent-deep); }

.nav-toggle {
  display: none; width: 2.5rem; height: 2.5rem; border: 1px solid var(--line);
  border-radius: 0.5rem; background: var(--foam); cursor: pointer;
}
.nav-toggle span {
  display: block; width: 1rem; height: 2px; margin: 0.28rem auto; background: var(--ink);
}

.hero {
  position: relative; overflow: hidden;
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 3rem;
  min-height: min(88vh, 760px);
  display: flex; flex-direction: column; justify-content: center;
}
.hero-atmosphere { position: absolute; inset: 0; pointer-events: none; }
.hero-grid {
  position: absolute; inset: 0; opacity: 0.35;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 40% 30%, #000 20%, transparent 70%);
}
.hero-glow {
  position: absolute; width: 40vw; height: 40vw; right: -8%; top: -10%;
  background: radial-gradient(circle, rgba(15, 159, 118, 0.22), transparent 65%);
  animation: drift 12s ease-in-out infinite alternate;
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-3%, 4%, 0) scale(1.08); }
}

.brand-lockup {
  font-family: var(--font-display); font-size: clamp(2.4rem, 7vw, 4.6rem);
  font-weight: 700; letter-spacing: -0.03em; margin: 0 0 0.75rem; line-height: 1;
}
.hero-title { font-size: clamp(1.85rem, 4.5vw, 3rem); max-width: 14ch; }
.hero-title-line { display: block; }
.hero-title-accent { color: var(--accent-deep); }
.hero-lead { max-width: 38rem; color: var(--muted); font-size: 1.15rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }

.platform-marquee {
  margin-top: clamp(2rem, 5vw, 3.5rem); overflow: hidden;
  border-block: 1px solid var(--line); padding: 0.85rem 0;
  background: rgba(255,255,255,0.45);
}
.platform-marquee-track {
  display: flex; gap: 2.5rem; width: max-content;
  animation: marquee 28s linear infinite;
  font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  font-size: 0.78rem; color: var(--muted);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.section { padding: clamp(3rem, 6vw, 4.5rem) 0; }
.section.band { background: rgba(255,255,255,0.55); border-block: 1px solid var(--line); }
.section-intro { margin-bottom: 1.75rem; }
.section-intro.row { display: flex; justify-content: space-between; gap: 1rem; align-items: end; flex-wrap: wrap; }
.section-title { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.section-copy { color: var(--muted); max-width: 40rem; }

.page-hero { padding: clamp(2.5rem, 5vw, 4rem) 0 1rem; }
.page-title { font-size: clamp(2rem, 4vw, 2.8rem); }
.page-lead { color: var(--muted); font-size: 1.1rem; }

.pulse-layout {
  display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.25rem; align-items: start;
}
.pulse-form, .calc-panel, .tool, .guide-card, .hub-card, .platform-card, .fee-watch-callout, .cta-panel {
  background: var(--foam);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.pulse-form label, .calc-form label, .contact-form label {
  display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 0.85rem;
  font-size: 0.88rem; font-weight: 600;
}
.pulse-form input, .calc-form input, .calc-form select, .contact-form input, .contact-form textarea,
.footer-subscribe input {
  border: 1px solid var(--line); border-radius: 0.5rem; padding: 0.7rem 0.8rem;
  font: inherit; background: #fff; color: var(--ink);
}
.pulse-note { font-size: 0.82rem; color: var(--muted); margin: 0; }
.pulse-results { display: grid; gap: 0.65rem; }
.pulse-row {
  display: flex; justify-content: space-between; gap: 1rem; align-items: baseline;
  padding: 0.75rem 0.9rem; border-radius: 0.5rem; background: var(--paper-2);
}
.pulse-row.is-best { background: var(--accent-soft); outline: 1px solid rgba(15,159,118,0.35); }
.pulse-row strong { font-family: var(--font-display); }

.hub-grid, .guide-grid, .tool-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem;
}
.hub-card { text-decoration: none; transition: transform 0.2s var(--ease); }
.hub-card:hover { transform: translateY(-3px); color: inherit; }
.hub-kicker, .tool-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-deep); margin-bottom: 0.5rem;
}
.tool { position: relative; }
.tool-badge {
  position: absolute; top: 0.85rem; right: 0.85rem;
  font-size: 0.7rem; font-weight: 700; background: var(--ink); color: #fff;
  padding: 0.25rem 0.5rem; border-radius: 999px;
}

.watch-list { display: grid; gap: 0.75rem; list-style: none; padding: 0; margin: 0; }
.watch-item, .watch-list.compact li {
  padding: 0.9rem 1rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--foam);
}
.watch-item time { font-size: 0.8rem; color: var(--muted); }
.watch-list.compact { gap: 0.5rem; }
.fee-watch-callout {
  display: grid; grid-template-columns: 1.1fr 1.4fr auto; gap: 1rem; align-items: start;
}

.cta-panel { text-align: center; padding: 2rem 1.5rem; }
.guide-meta { font-size: 0.8rem; color: var(--muted); margin-bottom: 0.35rem; }

.prose h2 { margin-top: 1.75rem; }
.prose ul { padding-left: 1.2rem; }
.prose a { color: var(--accent-deep); }

/* Calculator */
.calc-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.25rem; }
.calc-tab {
  border: 1px solid var(--line); background: var(--foam); border-radius: 999px;
  padding: 0.55rem 0.95rem; font: inherit; font-weight: 650; cursor: pointer;
}
.calc-tab.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }
.calc-layout, .platform-layout {
  display: grid; grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.2fr); gap: 1.25rem;
}
.scenario-layout { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }
.calc-panel-title { font-size: 1.25rem; }
.calc-panel-lead { color: var(--muted); font-size: 0.95rem; }
.calc-presets, .calc-platform-filter { margin-bottom: 1rem; }
.calc-presets-label { display: block; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 0.45rem; }
.calc-chip {
  border: 1px solid var(--line); background: var(--paper); border-radius: 999px;
  padding: 0.4rem 0.7rem; margin: 0 0.35rem 0.35rem 0; font: inherit; font-size: 0.82rem; cursor: pointer;
}
.calc-advanced { margin: 0.5rem 0 1rem; }
.calc-advanced-grid { display: grid; gap: 0.75rem; margin-top: 0.75rem; }
.calc-check { flex-direction: row !important; align-items: center; gap: 0.55rem !important; font-weight: 500 !important; }
.calc-filter-list { display: flex; flex-wrap: wrap; gap: 0.45rem 0.85rem; }
.calc-filter-item { font-size: 0.85rem; display: inline-flex; gap: 0.35rem; align-items: center; }
.calc-actions { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.calc-action-msg, .calc-disclaimer { font-size: 0.82rem; color: var(--muted); }
.platform-winner, .calc-result {
  background: var(--ink); color: #fff; border-radius: var(--radius); padding: 1.1rem 1.2rem; margin-bottom: 0.85rem;
}
.platform-winner strong, .calc-result .big { color: #9ef0c8; }
.calc-result .big { font-family: var(--font-display); font-size: 2rem; margin: 0.35rem 0; }
.calc-result .meta { display: grid; gap: 0.45rem; margin-top: 1rem; font-size: 0.9rem; }
.calc-result .meta div { display: flex; justify-content: space-between; gap: 1rem; border-top: 1px solid rgba(255,255,255,0.12); padding-top: 0.4rem; }
.calc-result .hint { color: rgba(255,255,255,0.7); font-size: 0.82rem; }
.platform-insight { font-size: 0.9rem; color: var(--muted); margin-bottom: 0.75rem; }
.platform-results { display: grid; gap: 0.75rem; }
.platform-card.is-best { outline: 2px solid var(--accent); }
.platform-card.is-loss { opacity: 0.92; }
.platform-card-top { display: grid; grid-template-columns: auto 1fr auto; gap: 0.75rem; align-items: start; }
.platform-rank {
  width: 2rem; height: 2rem; border-radius: 999px; display: grid; place-items: center;
  background: var(--paper-2); font-weight: 700; font-size: 0.8rem;
}
.platform-tag { margin: 0; font-size: 0.78rem; color: var(--muted); }
.platform-profit { text-align: right; font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; }
.platform-profit span { display: block; font-family: var(--font-body); font-size: 0.72rem; font-weight: 600; color: var(--muted); }
.platform-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; margin: 0.85rem 0; }
.platform-stats-wide { grid-template-columns: repeat(5, 1fr); }
.platform-stats dt { font-size: 0.72rem; color: var(--muted); }
.platform-stats dd { margin: 0; font-weight: 700; }
.platform-note, .platform-guide { font-size: 0.82rem; color: var(--muted); }
.platform-breakdown summary { cursor: pointer; font-weight: 650; }
.calc-lead { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }
.calc-lead input { flex: 1; min-width: 180px; }

/* Checklist */
.checklist-progress {
  display: inline-block; margin-top: 0.75rem; padding: 0.4rem 0.75rem;
  background: var(--accent-soft); border-radius: 999px; font-weight: 700; font-size: 0.9rem;
}
.checklist-group { margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.checklist-group h2 { font-size: 1.25rem; }
.check-item {
  display: flex; gap: 0.7rem; align-items: flex-start; padding: 0.65rem 0.2rem;
  font-weight: 500; cursor: pointer;
}
.check-item input { margin-top: 0.3rem; width: 1.1rem; height: 1.1rem; accent-color: var(--accent); }
.check-item.is-done span { text-decoration: line-through; color: var(--muted); }

.contact-form { display: grid; gap: 0.25rem; max-width: 32rem; }
.form-success { color: var(--accent-deep); font-weight: 700; }
.form-error { color: var(--danger); font-weight: 650; }

.site-footer {
  margin-top: 2rem; padding: 3rem 0 2rem;
  background: var(--ink); color: rgba(255,255,255,0.86);
}
.footer-grid {
  display: grid; grid-template-columns: 1.3fr 1fr 1.1fr 1fr 1fr; gap: 1.25rem; margin-bottom: 2rem;
}
.site-footer .brand-name, .footer-heading { color: #fff; }
.footer-heading { font-size: 0.95rem; margin-bottom: 0.75rem; }
.footer-tagline, .footer-links { color: rgba(255,255,255,0.7); }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.4rem; }
.footer-links a { color: rgba(255,255,255,0.82); text-decoration: none; }
.footer-links a:hover { color: #9ef0c8; }
.footer-subscribe { display: grid; gap: 0.5rem; margin-top: 0.85rem; }
.footer-subscribe-msg { font-size: 0.8rem; margin: 0; }
.footer-base {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.12); padding-top: 1rem;
  font-size: 0.85rem; color: rgba(255,255,255,0.55);
}
.footer-base a { color: #9ef0c8; }

[data-reveal] {
  opacity: 0; transform: translateY(14px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal-delay="1"] { transition-delay: 0.08s; }
[data-reveal-delay="2"] { transition-delay: 0.16s; }
[data-reveal-delay="3"] { transition-delay: 0.24s; }

.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature { padding: 1rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--foam); }
.feature-index { font-family: var(--font-display); color: var(--accent-deep); font-weight: 700; }

.pagination { margin-top: 2rem; }
.pagination .nav-links { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.page-updated { color: var(--muted); font-size: 0.9rem; }
.landing-grid {
  display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.8fr); gap: 1.25rem; align-items: start;
}
.landing-cta, .landing-points {
  background: var(--foam); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem;
}
.landing-points { margin: 0.85rem 0 0; padding-left: 1.3rem; color: var(--muted); }
.landing-reviewed { font-size: 0.82rem; color: var(--muted); margin: 0.75rem 0 0; }
.faq-list { display: grid; gap: 0.65rem; }
.faq-item {
  background: var(--foam); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.85rem 1rem;
}
.faq-item summary { cursor: pointer; font-weight: 700; font-family: var(--font-display); }
.faq-item p { margin: 0.65rem 0 0; color: var(--muted); }
.seo-hub-list, .footer-links.seo-hub-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.4rem; }
.table-wrap { overflow-x: auto; margin: 1rem 0 1.5rem; }
.landing-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.landing-table th, .landing-table td {
  border: 1px solid var(--line); padding: 0.65rem 0.75rem; text-align: left;
}
.landing-table th { background: var(--paper-2); font-family: var(--font-display); }

.briefing-band { padding-top: 0; }
.daily-briefing {
  display: grid; grid-template-columns: 1.3fr 0.9fr; gap: 1.25rem;
  background: var(--ink); color: #fff; border-radius: var(--radius); padding: 1.5rem;
}
.daily-briefing .section-title, .daily-briefing .eyebrow { color: #9ef0c8; }
.daily-briefing .section-copy { color: rgba(255,255,255,0.78); }
.daily-briefing-side {
  background: rgba(255,255,255,0.06); border-radius: var(--radius); padding: 1rem 1.1rem;
}
.briefing-sku-list { list-style: none; padding: 0; margin: 0 0 0.75rem; display: grid; gap: 0.45rem; font-size: 0.92rem; }
.daily-briefing .btn-primary { background: #9ef0c8; color: var(--ink); }
.daily-briefing .btn-ghost { border-color: rgba(255,255,255,0.25); color: #fff; }
.daily-briefing .text-link { color: #9ef0c8; border-color: rgba(158,240,200,0.4); }
.daily-briefing .footer-subscribe input { background: #fff; }

.cockpit-summary {
  display: inline-block; margin-top: 0.75rem; padding: 0.4rem 0.75rem;
  background: var(--accent-soft); border-radius: 999px; font-weight: 700; font-size: 0.9rem;
}
.cockpit-list { display: grid; gap: 1rem; margin: 1rem 0 2rem; }
.cockpit-card {
  background: var(--foam); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem;
}
.cockpit-card.is-loss { border-color: rgba(193, 18, 31, 0.25); }
.cockpit-card-top { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }
.cockpit-meta { margin: 0; color: var(--muted); font-size: 0.88rem; }
.cockpit-best { text-align: right; font-family: var(--font-display); }
.cockpit-best strong { display: block; font-size: 1.35rem; }
.cockpit-best span { font-family: var(--font-body); font-size: 0.78rem; color: var(--muted); }
.cockpit-rank { margin: 0.85rem 0; padding-left: 1.1rem; color: var(--muted); font-size: 0.9rem; }
.cockpit-rank .is-stress { color: var(--danger); font-weight: 650; }
.cockpit-actions { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.cockpit-stress {
  background: #fff5f5; border: 1px solid rgba(193,18,31,0.2); border-radius: var(--radius);
  padding: 1rem 1.15rem; margin-bottom: 1rem;
}
.cockpit-stress .eyebrow { color: var(--danger); }
.cockpit-stress ul { margin: 0.35rem 0 0; padding-left: 1.1rem; }
.cockpit-changes {
  background: var(--foam); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem 1.15rem; margin-bottom: 1rem;
}
.cockpit-changes-list { list-style: none; padding: 0; margin: 0.5rem 0 0; display: grid; gap: 0.45rem; }
.cockpit-changes-list .is-up, .cockpit-delta.is-up { color: var(--accent-deep); }
.cockpit-changes-list .is-down, .cockpit-delta.is-down { color: var(--danger); }
.cockpit-changes-list .is-flip { color: var(--warm); font-weight: 650; }
.cockpit-delta { margin: 0.35rem 0 0; font-size: 0.85rem; font-weight: 650; }
.cockpit-best em { display: block; font-style: normal; font-size: 0.8rem; font-family: var(--font-body); font-weight: 700; }
.cockpit-best em.up { color: var(--accent-deep); }
.cockpit-best em.down { color: var(--danger); }
.cockpit-empty {
  padding: 1rem 1.15rem; border: 1px dashed var(--line); border-radius: var(--radius); margin-bottom: 1rem;
}
.cockpit-add { max-width: 40rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
.cockpit-add .calc-check, .cockpit-add .calc-actions { grid-column: 1 / -1; }
.cockpit-alerts { margin-top: 1.25rem; max-width: 28rem; }

@media (max-width: 960px) {
  .pulse-layout, .calc-layout, .platform-layout, .scenario-layout,
  .hub-grid, .guide-grid, .tool-grid, .feature-list, .footer-grid,
  .fee-watch-callout, .platform-stats-wide, .landing-grid, .daily-briefing, .cockpit-add {
    grid-template-columns: 1fr;
  }
  .platform-stats { grid-template-columns: repeat(2, 1fr); }
  .nav-toggle { display: inline-block; }
  .site-nav {
    position: absolute; left: 0; right: 0; top: var(--header-h);
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: 1rem 1.25rem 1.25rem; display: none;
  }
  .site-nav.is-open { display: block; }
  .nav-list { flex-direction: column; gap: 0.75rem; }
}