/* Trinity Tax Solutions
   Layout: welcoming deep-teal hero with a sample-estimate card, light sections alternating paper/white,
   small mono "form" labels as the signature detail. Sticky header keeps "Price my return" on screen. */
/* Palette from the Trinity shield logo: navy, shield blue, gold. */
:root {
  --paper: #F4F6F8;
  --surface: #FFFFFF;
  --ink: #0E1E2C;
  --muted: #586675;
  --rule: #D8DFE6;
  --accent: #12455E;        /* shield blue: buttons and links */
  --accent-ink: #FFFFFF;
  --accent-soft: #E3ECF2;
  --deep: #0B1E2E;          /* logo navy: hero and closing bands */
  --deep-ink: #F3F6F9;
  --deep-muted: #B6C4D2;
  --warm: #C9973A;          /* logo gold */
  --warm-soft: #F8EEDB;
  --flag: #855600;
  --flag-soft: #F8EEDB;
  --head-bg: #FFFFFF;       /* header stays light in both themes so the navy logo always reads */
  --head-ink: #0E1E2C;
  --head-rule: #D8DFE6;
  --shadow: 0 10px 30px rgba(11, 30, 46, .12);
  --font-display: "Libre Franklin", "Franklin Gothic Medium", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Libre Franklin", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0A131C; --surface: #111D29; --ink: #E6ECF2; --muted: #9AA8B6; --rule: #24323F;
    --accent: #7FB3CC; --accent-ink: #08111A; --accent-soft: #16293A; --deep: #08111A; --deep-ink: #EEF3F7; --deep-muted: #A3B4C4;
    --warm: #D9AE5B; --warm-soft: #2A2214; --flag: #E3B55E; --flag-soft: #2A2214; --shadow: 0 10px 30px rgba(0, 0, 0, .4); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0A131C; --surface: #111D29; --ink: #E6ECF2; --muted: #9AA8B6; --rule: #24323F;
  --accent: #7FB3CC; --accent-ink: #08111A; --accent-soft: #16293A; --deep: #08111A; --deep-ink: #EEF3F7; --deep-muted: #A3B4C4;
  --warm: #D9AE5B; --warm-soft: #2A2214; --flag: #E3B55E; --flag-soft: #2A2214; --shadow: 0 10px 30px rgba(0, 0, 0, .4); color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 120px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.65 var(--font-body); }
a { color: var(--accent); }
img, svg { max-width: 100%; }
.gutter { padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.container { max-width: 1160px; margin: 0 auto; }
:focus-visible { outline: 3px solid var(--warm); outline-offset: 2px; }

/* Header: sticky, CTA always visible */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--head-bg); }
.site-head { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--head-bg); color: var(--head-ink); border-bottom: 1px solid var(--head-rule); box-shadow: 0 1px 12px rgba(11, 30, 46, .06); }
.site-head .container { display: flex; align-items: center; gap: 12px 28px; padding-block: 12px; }
.logo { display: flex; align-items: center; margin-right: auto; }
.logo img { height: 84px; width: auto; display: block; }
@media (max-width: 1000px) { .logo img { height: 68px; } }
@media (max-width: 420px) { .logo img { height: 54px; } }
nav.main { display: flex; gap: 22px; align-items: center; font-size: 15px; }
nav.main a { color: var(--head-ink); text-decoration: none; font-weight: 500; white-space: nowrap; padding-block: 6px; border-bottom: 2px solid transparent; }
nav.main a:hover, nav.main a[aria-current="page"] { border-bottom-color: var(--warm); }
.btn-cta { display: inline-block; background: #12455E; color: #FFFFFF; font: 700 15px var(--font-body); padding: 10px 16px; border-radius: 6px; text-decoration: none; white-space: nowrap; box-shadow: 0 2px 0 rgba(0,0,0,.12); }
.menu-btn { display: none; background: none; border: 1px solid var(--head-rule); border-radius: 6px; padding: 8px 10px; color: var(--head-ink); font: 600 14px var(--font-body); cursor: pointer; }
@media (max-width: 1000px) {
  .site-head .container { flex-wrap: wrap; }
  .menu-btn { display: inline-block; order: 2; }
  .btn-cta { order: 1; }
  nav.main { order: 3; width: 100%; flex-direction: column; align-items: stretch; gap: 0; display: none; padding-bottom: 8px; }
  nav.main.open { display: flex; }
  nav.main a { padding: 12px 2px; border-bottom: 1px solid var(--head-rule); }
}
@media (max-width: 420px) { .btn-cta { padding: 9px 12px; font-size: 14px; } }

/* Type */
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(34px, 5.2vw, 58px); font-weight: 800; letter-spacing: -.025em; }
h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; letter-spacing: -.015em; }
h3 { font-size: 19px; font-weight: 700; }
p { margin: 0; }
.lede { font-size: clamp(18px, 2vw, 21px); color: var(--muted); max-width: 60ch; }
.eyebrow { font: 600 12px var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.mono { font-family: var(--font-mono); }
.center { text-align: center; justify-items: center; }
.center .lede { margin-inline: auto; }

/* Sections */
section.band { padding-block: clamp(56px, 8vw, 96px); }
section.band.white { background: var(--surface); }
.stack { display: grid; gap: 16px; }
.stack-lg { display: grid; gap: clamp(28px, 4vw, 44px); }
.section-head { display: grid; gap: 12px; max-width: 720px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn { display: inline-block; font: 700 16px var(--font-body); background: var(--accent); color: var(--accent-ink); padding: 14px 22px; text-decoration: none; border: 0; border-radius: 8px; }
.btn.light { background: var(--deep-ink); color: var(--deep); }
.btn.ghost { background: transparent; color: inherit; border: 1.5px solid currentColor; }

/* Hero */
.hero { background: var(--deep); color: var(--deep-ink); position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(60% 80% at 85% 10%, color-mix(in srgb, var(--accent) 55%, transparent), transparent 70%),
  repeating-linear-gradient(0deg, transparent 0 31px, rgba(255,255,255,.04) 31px 32px); pointer-events: none; }
.hero .container { position: relative; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(32px, 5vw, 72px); align-items: center; padding-block: clamp(56px, 8vw, 104px); }
@media (max-width: 900px) { .hero .container { grid-template-columns: minmax(0, 1fr); } }
.hero .eyebrow { color: var(--warm); }
.hero .lede { color: var(--deep-muted); }
.hero .btn { background: var(--warm); color: #1D1A10; }
.hero .btn.ghost { background: transparent; color: var(--deep-ink); }
.promise { display: inline-flex; gap: 10px; align-items: center; font-size: 15px; color: var(--deep-ink); }
.promise svg { width: 22px; height: 22px; flex: none; color: var(--warm); }
.page-hero { background: var(--deep); color: var(--deep-ink); }
.page-hero .container { padding-block: clamp(48px, 7vw, 84px); display: grid; gap: 16px; }
.page-hero .eyebrow { color: var(--warm); }
.page-hero .lede { color: var(--deep-muted); }

/* Sample estimate card */
.est-card { background: var(--surface); color: var(--ink); border-radius: 14px; box-shadow: 0 24px 60px rgba(0,0,0,.28); overflow: hidden; max-width: 440px; justify-self: end; width: 100%; }
@media (max-width: 900px) { .est-card { justify-self: start; } }
.est-card header { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--rule); font-weight: 700; }
.est-card header span { font: 500 11px var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.est-card ul { list-style: none; margin: 0; padding: 6px 0; }
.est-card li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 18px; font-size: 15px; border-bottom: 1px dotted var(--rule); }
.est-card li b { font: 600 13px var(--font-mono); }
.est-card li em { font-style: normal; color: var(--muted); font-size: 13px; display: block; }
.est-card .amt { font-family: var(--font-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.est-card .tot { display: flex; justify-content: space-between; align-items: baseline; padding: 14px 18px; background: var(--accent-soft); }
.est-card .tot strong { font: 600 28px var(--font-mono); }
.est-card footer { padding: 10px 18px 14px; font-size: 13px; color: var(--muted); }

/* Trust strip */
.trust { background: var(--surface); border-bottom: 1px solid var(--rule); }
.trust .container { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; padding-block: 22px; }
@media (max-width: 900px) { .trust .container { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.trust div { display: flex; gap: 10px; align-items: center; font-size: 15px; font-weight: 600; }
.trust svg { width: 26px; height: 26px; flex: none; color: var(--accent); }

/* Cards */
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 900px) { .grid.three, .grid.two { grid-template-columns: minmax(0, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--rule); border-radius: 12px; padding: 26px; display: grid; gap: 10px; align-content: start; min-width: 0; }
.white .card { background: var(--paper); }
.card .ico { width: 46px; height: 46px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.card .ico svg { width: 26px; height: 26px; }
.card p { color: var(--muted); }
.card .forms { font: 500 12px var(--font-mono); color: var(--accent); letter-spacing: .02em; }
.card ul { margin: 0; padding-left: 20px; color: var(--muted); display: grid; gap: 4px; }
a.card { text-decoration: none; color: inherit; transition: transform .15s, box-shadow .15s; }
a.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
a.card .more { color: var(--accent); font-weight: 600; font-size: 15px; }

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; grid-template-columns: repeat(4, minmax(0, 1fr)); counter-reset: s; }
.steps.six { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 900px) { .steps, .steps.six { grid-template-columns: minmax(0, 1fr); } }
.steps li { background: var(--surface); border: 1px solid var(--rule); border-radius: 12px; padding: 24px; display: grid; gap: 8px; align-content: start; position: relative; }
.white .steps li { background: var(--paper); }
.steps li::before { counter-increment: s; content: counter(s); width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; font: 700 15px var(--font-mono); }
.steps p { color: var(--muted); font-size: 16px; }

/* Split block */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: minmax(0, 1fr); } }
.quote { background: var(--warm-soft); border-radius: 14px; padding: clamp(24px, 4vw, 40px); font: 600 clamp(20px, 2.4vw, 26px)/1.4 var(--font-display); }
.quote small { display: block; margin-top: 14px; font: 500 14px var(--font-body); color: var(--muted); }

/* Price tiles and tables */
.tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 700px) { .tiles { grid-template-columns: minmax(0, 1fr); } }
.tile { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); border-radius: 12px; padding: 18px 20px; display: grid; gap: 2px; }
.tile strong { font: 600 34px var(--font-mono); color: var(--deep-ink); }
.tile span { color: var(--deep-muted); font-size: 15px; }
.tbl { overflow-x: auto; border: 1px solid var(--rule); border-radius: 12px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: 16px; }
th, td { text-align: left; padding: 12px 18px; border-bottom: 1px solid var(--rule); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
th { font: 600 11px var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); background: var(--paper); }
td.num { font-family: var(--font-mono); text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; font-weight: 600; }
td small { display: block; color: var(--muted); font-size: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 500 13px var(--font-mono); background: var(--accent-soft); color: var(--accent); padding: 4px 10px; border-radius: 999px; }
.note { font-size: 15px; color: var(--muted); }

/* FAQ */
.faqs { display: grid; gap: 12px; max-width: 820px; }
details.faq { background: var(--surface); border: 1px solid var(--rule); border-radius: 10px; }
details.faq summary { cursor: pointer; padding: 18px 22px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; font: 600 20px var(--font-mono); color: var(--accent); }
details.faq[open] summary::after { content: "−"; }
details.faq div { padding: 0 22px 20px; color: var(--muted); max-width: 70ch; }

.prose { max-width: 70ch; display: grid; gap: 14px; }
.prose h2 { margin-top: 18px; font-size: 24px; }
.placeholder { background: var(--warm-soft); border: 1px dashed var(--warm); padding: 14px 16px; border-radius: 8px; color: var(--ink); }

/* Closing band */
.closing { background: var(--deep); color: var(--deep-ink); }
.closing .container { padding-block: clamp(56px, 7vw, 88px); display: grid; gap: 18px; justify-items: center; text-align: center; }
.closing p { color: var(--deep-muted); max-width: 52ch; }
.closing .btn { background: var(--warm); color: #1D1A10; }

/* Footer */
.site-foot { background: var(--surface); border-top: 1px solid var(--rule); font-size: 15px; color: var(--muted); }
.site-foot .container { padding-block: 40px; display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr)); gap: 28px; }
@media (max-width: 760px) { .site-foot .container { grid-template-columns: minmax(0, 1fr); } }
.site-foot h4 { margin: 0 0 8px; font: 600 12px var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink); }
.site-foot nav { display: grid; gap: 6px; }
.site-foot a { color: var(--ink); text-decoration: none; }
.site-foot a:hover { text-decoration: underline; }
.site-foot .legal { grid-column: 1 / -1; border-top: 1px solid var(--rule); padding-top: 18px; font-size: 13px; }
@media (prefers-reduced-motion: reduce) { a.card { transition: none; } a.card:hover { transform: none; } }

.foot-logo { width: 56px; height: auto; display: block; margin-bottom: 10px; }
.hero .eyebrow, .page-hero .eyebrow { color: var(--warm); }

.card[id] { scroll-margin-top: 130px; }

/* Tiles on a light band (About) */
.prose .tiles { margin-block: 8px 28px; }
.prose .tile { background: var(--surface, #fff); border: 1px solid var(--rule, rgba(11,30,46,.12)); }
.prose .tile strong { color: var(--accent); }
.prose .tile span { color: var(--muted); }

/* Client Portal: vault-door sign-in button */
.vault-panel { max-width: 620px; margin: 0 auto; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 28px; padding: 12px 0; }
.vault-btn { display: inline-flex; align-items: center; gap: 22px; padding: 18px 30px 18px 18px; border-radius: 999px; text-decoration: none; background: linear-gradient(145deg, #12455E, #0B1E2E); color: #F3F6F9; box-shadow: 0 14px 34px rgba(11,30,46,.28), inset 0 1px 0 rgba(255,255,255,.12); border: 2px solid #C9973A; transition: transform .2s ease, box-shadow .2s ease; }
.vault-btn:hover, .vault-btn:focus-visible { transform: translateY(-2px); box-shadow: 0 18px 40px rgba(11,30,46,.34), inset 0 1px 0 rgba(255,255,255,.16); }
.vault-btn:focus-visible { outline: 3px solid #C9973A; outline-offset: 4px; }
.vault-door { width: 96px; height: 96px; flex: none; filter: drop-shadow(0 3px 6px rgba(0,0,0,.35)); }
.vault-door .rim { fill: #C9973A; }
.vault-door .door { fill: #1B5470; stroke: #0B1E2E; stroke-width: 2; }
.vault-door .bolt { fill: #E8C77E; }
.vault-door .ring { fill: none; stroke: #0B1E2E; stroke-width: 2; opacity: .55; }
.vault-door .wheel { fill: #E8C77E; transform-origin: 60px 60px; transition: transform .7s cubic-bezier(.3,1.4,.5,1); }
.vault-door .hub { fill: #C9973A; stroke: #0B1E2E; stroke-width: 1.5; }
.vault-door .hub-dot { fill: #0B1E2E; }
.vault-btn:hover .wheel, .vault-btn:focus-visible .wheel { transform: rotate(120deg); }
.vault-label { display: flex; flex-direction: column; text-align: left; line-height: 1.2; }
.vault-kicker { font: 600 11px var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: #E8C77E; }
.vault-title { font: 800 24px var(--font-display); margin: 4px 0 2px; }
.vault-sub { font: 500 14px var(--font-body); color: #B6C4D2; }
.vault-note { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.6; }
.vault-new { width: 100%; box-sizing: border-box; background: var(--surface); border: 1px solid var(--rule); border-left: 4px solid #C9973A; border-radius: 10px; padding: 20px 24px; text-align: left; }
.vault-new h3 { margin: 0 0 6px; font-size: 18px; }
.vault-new p { margin: 0; line-height: 1.6; color: var(--ink); }
@media (max-width: 420px) {
  .vault-btn { gap: 14px; padding: 12px 20px 12px 12px; }
  .vault-door { width: 72px; height: 72px; }
  .vault-title { font-size: 20px; }
}
@media (prefers-reduced-motion: reduce) { .vault-btn, .vault-door .wheel { transition: none; } }
.contact-big { font: 700 22px var(--font-display); margin: 6px 0 4px; color: var(--ink) !important; } .contact-big a { text-decoration: none; color: inherit; white-space: nowrap; }