/* =========================================================
   Ultra-Fin Systems — Global Stylesheet
   ========================================================= */

:root {
  /* ── Ultra-Fin Brand Colors (corrected 2026-05-24) ──
     Primary:   Red   #C8202A — ULTRA-FIN wordmark, buttons, accents
     Dark BG:   Charcoal #1E1E1E — hero, footer, dark sections (NOT navy blue)
     Benefit:   Green #3A8A3A — checkmarks, positive indicators
     Neutrals:  pure grays, no blue tint
  */
  --orange:   #C8202A;   /* Brand red (Ultra-Fin logo color) — replaces wrong orange */
  --orange2:  #A81A22;   /* Hover / darker brand red */
  --navy:     #1E1E1E;   /* Dark charcoal — replaces wrong navy blue */
  --charcoal: #2D2D2D;   /* Medium dark */
  --mid:      #4A4A4A;   /* Body text dark */
  --muted:    #717171;   /* Captions, labels */
  --light:    #F0F0F0;   /* Alternate section backgrounds */
  --lighter:  #F7F7F7;   /* Table row alternates */
  --border:   #DBDBDB;   /* Borders */
  --green:    #3A8A3A;   /* Benefit / positive indicator green */

  /* Aliases */
  --red:   #C8202A;
  --red2:  #A81A22;
  --black: #1E1E1E;
  --dark:  #2D2D2D;
  --white: #ffffff;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max:  1200px;
}

/* ── Reset ── */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); color: var(--charcoal); background: #fff; line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Layout ── */
.container,
.section-inner { max-width: var(--max); margin: 0 auto; padding: 0 40px; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 40px; }

.two-col   { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.three-col { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

.section { padding: 88px 0; }
.section.section-alt { background: var(--lighter); }
.section.compat-bg { background: var(--lighter); border-top: 1px solid var(--border); }
.sec { padding: 88px 0; }
.sec.gray { background: var(--lighter); }
.sec.black { background: var(--lighter); }

/* ── Typography ── */
.eyebrow,
.section-eyebrow { display: block; font-size: 10px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--orange); margin-bottom: 10px; }
.eyebrow-dk { display: block; font-size: 10px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--red); margin-bottom: 10px; }
.section-title { font-size: clamp(26px, 3.5vw, 42px); font-weight: 900; line-height: 1.1; letter-spacing: -.8px; color: var(--navy); }
.section-title.lt { color: var(--black); }
.section-sub,
.section-lead { font-size: 16px; color: var(--muted); line-height: 1.75; max-width: 680px; margin-top: 14px; }
.section-header { margin-bottom: 52px; }
.section-header h2 { font-size: clamp(26px, 3.5vw, 42px); font-weight: 900; line-height: 1.1; letter-spacing: -.8px; color: var(--navy); margin-bottom: 12px; }
.section-header p { font-size: 16px; color: var(--muted); max-width: 620px; line-height: 1.7; }
.section-cta { margin-top: 48px; text-align: center; }
.page-label { font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 24px; display: block; }
.page-label span { color: var(--orange); }
.skew { color: var(--orange); font-style: italic; }

/* ── Buttons ── */
.btn-primary { display: inline-block; background: var(--orange); color: #fff; font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 13px 28px; border-radius: 3px; transition: background .15s; }
.btn-primary:hover { background: var(--orange2); }
.btn-ghost { display: inline-block; background: transparent; color: var(--red); border: 2px solid var(--red); font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 11px 26px; border-radius: 3px; transition: border-color .15s; }
.btn-ghost:hover { background: var(--red); color: #fff; }
.btn-outline-white { display: inline-block; background: transparent; color: var(--red); border: 2px solid var(--red); font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 11px 26px; border-radius: 3px; transition: border-color .15s; }
.btn-outline-white:hover { background: var(--red); color: #fff; }
.btn-white { display: inline-block; background: #fff; color: var(--navy); font-size: 13px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; padding: 13px 28px; border-radius: 3px; transition: opacity .15s; }
.btn-white:hover { opacity: .9; }
.btn-ghost-white { display: inline-block; background: transparent; color: var(--red); border: 2px solid var(--red); font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 11px 26px; border-radius: 3px; transition: border-color .15s; }
.btn-ghost-white:hover { background: var(--red); color: #fff; }
.btn-cta-white { display: inline-block; background: #fff; color: var(--navy); font-size: 14px; font-weight: 800; padding: 16px 40px; border-radius: 3px; letter-spacing: .04em; text-transform: uppercase; transition: opacity .15s; }
.btn-cta-white:hover { opacity: .9; }
.btn { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 12px 26px; border-radius: 3px; transition: all .15s; }
.btn-red,
.btn.btn-red { background: var(--orange); color: #fff; }
.btn-red:hover { background: var(--orange2); }
.btn-outline,
.btn.btn-outline { background: transparent; color: var(--red); border: 1.5px solid var(--red); }
.btn-outline:hover { background: var(--red); color: #fff; }

/* ── NAV ── */
nav { position: sticky; top: 0; z-index: 200; background: #fff; border-bottom: 1px solid var(--border); }
.nav-inner,
.nav-in { max-width: var(--max); margin: 0 auto; padding: 0 40px; display: flex; align-items: center; height: 66px; gap: 32px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name { font-size: 16px; font-weight: 900; color: var(--navy); letter-spacing: -.3px; }
.logo-name span { color: var(--orange); }
.logo-systems { font-size: 7.5px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 24px; list-style: none; flex: 1; }
.nav-links a { font-size: 12px; font-weight: 600; color: var(--mid); letter-spacing: .04em; text-transform: uppercase; transition: color .15s; }
.nav-links a:hover,
.nav-links a.active { color: var(--orange); }
.nav-cta,
.nav-btn { margin-left: auto; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 9px 22px; border-radius: 3px; background: var(--orange); color: #fff; transition: background .15s; white-space: nowrap; }
.nav-cta:hover,
.nav-btn:hover { background: var(--orange2); }
.nav-hamburger { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 4px; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--navy); border-radius: 2px; }

/* ── HERO ── */
.hero,
.hero-photo { position: relative; min-height: 600px; display: flex; align-items: center; background-size: cover; background-position: center; }
.hero::after,
.hero-photo::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to right, rgba(255,255,255,.93) 0%, rgba(255,255,255,.75) 42%, rgba(255,255,255,.18) 72%, rgba(255,255,255,0) 100%); }
.hero-content,
.hero-inner { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto; padding: 80px 40px; width: 100%; }
.hero-eyebrow { display: block; font-size: 10px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--orange); margin-bottom: 18px; }
.hero h1 { font-size: clamp(36px, 5.5vw, 68px); font-weight: 900; color: var(--black); line-height: 1.05; letter-spacing: -1.5px; margin-bottom: 22px; max-width: 700px; }
.hero h1 em { color: var(--orange); font-style: normal; }
.hero-sub { font-size: 17px; color: var(--mid); line-height: 1.75; max-width: 520px; margin-bottom: 36px; }
.hero-btns,
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* ── STATS BAR ── */
.stats-bar { background: var(--lighter); border-top: 3px solid var(--orange); border-bottom: 1px solid var(--border); display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-cell { padding: 24px 20px; border-right: 1px solid var(--border); text-align: center; display: flex; flex-direction: column; gap: 6px; }
.stat-cell:last-child { border-right: none; }
.stat-num { font-size: 28px; font-weight: 900; color: var(--red); line-height: 1; letter-spacing: -.5px; }
.stat-unit { font-size: 18px; color: var(--orange); }
.stat-label { font-size: 10px; font-weight: 600; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }

/* ── COMPAT CHIPS (home page) ── */
.compat-chips { background: var(--lighter); border-bottom: 1px solid var(--border); padding: 14px 40px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; max-width: 100%; }
.chip-label { font-size: 10px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.chip { font-size: 11px; font-weight: 600; color: var(--mid); background: #fff; border: 1px solid var(--border); padding: 4px 12px; border-radius: 2px; white-space: nowrap; }
.chip.orange { background: var(--orange); color: #fff; border-color: var(--orange); }

/* ── OLD CBAR (compat bar inner pages) ── */
.cbar { background: var(--lighter); border-bottom: 1px solid var(--border); padding: 14px 0; }
.cbar-grid { max-width: var(--max); margin: 0 auto; padding: 0 40px; display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.cbar-label { font-size: 10px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.cbar-item { font-size: 11px; font-weight: 600; color: var(--mid); background: #fff; border: 1px solid var(--border); padding: 4px 12px; border-radius: 2px; white-space: nowrap; display: flex; align-items: center; gap: 6px; }
.cbar-num { font-size: 11px; font-weight: 700; color: var(--orange); }

/* ── PAGE CARDS (home grid) ── */
.page-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.page-card { display: block; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; transition: border-color .2s, box-shadow .2s; }
.page-card:hover { border-color: var(--orange); box-shadow: 0 4px 24px rgba(227,84,26,.1); }
.page-card-img { height: 200px; background-size: cover; background-position: center; }
.page-card-body { padding: 22px 24px; }
.page-card-body h3 { font-size: 17px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.page-card-body p { font-size: 14px; color: var(--muted); line-height: 1.6; margin-bottom: 14px; }
.page-card-link { font-size: 12px; font-weight: 700; color: var(--orange); letter-spacing: .04em; text-transform: uppercase; }

/* ── IMAGE STRIPS ── */
.image-strip { display: grid; grid-template-columns: repeat(3, 1fr); height: 260px; }
.strip-img { background-size: cover; background-position: center; }
.img-strip { height: 320px; background-size: cover; background-position: center; display: flex; align-items: flex-end; }
.img-strip-text { background: linear-gradient(transparent, rgba(0,0,0,.55)); width: 100%; padding: 40px; font-size: 15px; font-weight: 600; color: rgba(255,255,255,.85); font-style: italic; letter-spacing: .01em; }

/* ── STEPS (home preview 3-col) ── */
.steps-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }

/* ── STEP ITEMS (shared home + inner) ── */
.step-item { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; padding: 28px 0; border-top: 2px solid var(--border); }
.step-item:first-child { border-top: none; }
.step-circle { width: 44px; height: 44px; border-radius: 50%; background: var(--orange); color: #fff; font-size: 18px; font-weight: 900; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.step-body h3 { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 10px; }
.step-body p { font-size: 15px; color: var(--muted); line-height: 1.7; }
.step-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

/* Vertical steps (inner pages) - step-item with step-number-col / step-body-col */
.install-steps { display: flex; flex-direction: column; }
.install-step { display: grid; grid-template-columns: 56px 1fr; gap: 24px; padding: 32px 0; border-top: 1px solid var(--border); }
.install-step:first-child { border-top: none; }
.step-number-col { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.step-body-col h3 { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 10px; }
.step-body-col p { font-size: 15px; color: var(--muted); line-height: 1.7; margin-bottom: 12px; }
.step-note { font-size: 13px; color: var(--mid); background: var(--lighter); border-left: 3px solid var(--orange); padding: 10px 14px; border-radius: 0 3px 3px 0; }

/* ── DIFF CARDS (home) ── */
.diff-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--border); border-radius: 6px; overflow: hidden; }
.diff-card { padding: 40px 36px; }
.diff-old { background: var(--lighter); }
.diff-new { background: var(--red); }
.diff-old h3 { font-size: 20px; font-weight: 900; color: var(--navy); margin-bottom: 24px; }
.diff-new h3 { font-size: 20px; font-weight: 900; color: #fff; margin-bottom: 24px; }
.diff-old ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.diff-new ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.diff-old ul li { font-size: 14px; color: var(--mid); padding-left: 18px; position: relative; line-height: 1.5; }
.diff-old ul li::before { content: '—'; position: absolute; left: 0; color: var(--muted); }
.diff-new ul li { font-size: 14px; color: rgba(255,255,255,.8); padding-left: 22px; position: relative; line-height: 1.5; }
.diff-new ul li::before { content: '✓'; position: absolute; left: 0; color: var(--orange); font-weight: 900; font-size: 12px; }

/* ── DIFF COLS (inner pages) ── */
.diff-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--border); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.diff-col { background: var(--lighter); padding: 40px 36px; }
.diff-col.uf-col { background: var(--red); }
.dcl { font-size: 10px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; margin-bottom: 6px; }
.dcl.trad { color: var(--muted); }
.dcl.uf { color: var(--orange); }
.diff-col h3 { font-size: 21px; font-weight: 900; margin-bottom: 28px; line-height: 1.2; color: var(--navy); }
.diff-col.uf-col h3 { color: #fff; }
.tlist, .ulist { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.tlist li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; color: var(--muted); line-height: 1.4; }
.ulist li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; color: var(--mid); line-height: 1.4; }
.diff-col.uf-col .ulist li,
.diff-new .ulist li { color: rgba(255,255,255,.85); }
.di { display: inline-block; width: 18px; height: 18px; border-radius: 50%; font-size: 10px; font-weight: 900; text-align: center; line-height: 18px; flex-shrink: 0; }
.di.x { background: rgba(0,0,0,.07); color: var(--muted); }
.di.ck { background: var(--orange); color: #fff; }

/* ── FEATURES GRID (home) ── */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-item { padding: 28px 24px; border: 1px solid var(--border); border-radius: 6px; border-top: 3px solid var(--orange); }
.feature-icon { margin-bottom: 16px; }
.feature-item h4 { font-size: 15px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.feature-item p { font-size: 13px; color: var(--muted); line-height: 1.6; }

/* ── REVIEWS STRIP (home) ── */
.reviews-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.review-img img { width: 100%; border-radius: 6px; display: block; }

/* ── SAFETY NUMBERS (home + inner) ── */
.safety-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.safety-cell { background: #fff; padding: 32px 24px; text-align: center; display: flex; flex-direction: column; gap: 6px; }
.safety-num { font-size: 28px; font-weight: 900; color: var(--navy); letter-spacing: -.5px; line-height: 1; }
.safety-label { font-size: 12px; font-weight: 700; color: var(--mid); }
.safety-note { font-size: 12px; color: var(--muted); line-height: 1.5; }

/* Inner page safety nums */
.safety-nums { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; margin-top: 48px; }
.safety-num-cell { background: #fff; padding: 28px 20px; text-align: center; }
.sn { font-size: 26px; font-weight: 900; color: var(--navy); line-height: 1; margin-bottom: 6px; }
.sn-lbl { font-size: 11px; font-weight: 700; color: var(--mid); text-transform: uppercase; letter-spacing: .06em; }
.sn-val { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ── PRINCIPLES (inner pages) ── */
.principle { display: flex; gap: 14px; align-items: flex-start; padding: 20px; border: 1px solid var(--border); border-left: 3px solid var(--orange); border-radius: 4px; }
.p-dot { width: 26px; height: 26px; border-radius: 50%; background: var(--orange); color: #fff; font-size: 12px; font-weight: 900; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.principle h4 { font-size: 14px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.principle p { font-size: 13px; color: var(--muted); line-height: 1.55; }

/* ── DATA TABLE (inner pages) ── */
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.data-table thead { background: var(--red); }
.data-table thead th { padding: 14px 18px; text-align: left; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--mid); }
.data-table thead th.uf { color: var(--orange); }
.data-table tbody tr { border-bottom: 1px solid var(--border); }
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:nth-child(even) td { background: var(--lighter); }
.data-table td { padding: 12px 18px; color: var(--muted); }
.data-table td:first-child { font-weight: 700; color: var(--navy); width: 22%; }
.data-table td.win { color: var(--green); font-weight: 700; }
.data-table td.lose { color: #b94040; }

/* Compare table */
.compare-table { width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.compare-table thead { background: var(--red); }
.compare-table thead th { padding: 14px 18px; text-align: left; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--mid); }
.compare-table thead th.uf { color: var(--orange); }
.compare-table tbody tr { border-bottom: 1px solid var(--border); }
.compare-table tbody tr:last-child { border-bottom: none; }
.compare-table tbody tr:nth-child(even) td { background: var(--lighter); }
.compare-table td { padding: 12px 18px; color: var(--muted); }
.compare-table td:first-child { font-weight: 700; color: var(--navy); width: 26%; }
.compare-table td.win { color: var(--green); font-weight: 700; }
.compare-table td.lose { color: #b94040; }
.compare-table td.yes { color: var(--green); font-weight: 700; }
.compare-table td.no  { color: #b94040; }
.compare-table td.ok  { color: var(--mid); }

/* ── SPEC TABLE BLOCK (inner pages) ── */
.spec-table-block { border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.spec-table-head { background: var(--red); padding: 12px 18px; font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--mid); }
.spec-row { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--border); }
.spec-row:last-child { border-bottom: none; }
.spec-row:nth-child(even) { background: var(--lighter); }
.spec-k { padding: 12px 16px; font-size: 13px; color: var(--muted); font-weight: 600; border-right: 1px solid var(--border); }
.spec-v { padding: 12px 16px; font-size: 13px; color: var(--navy); font-weight: 700; }
.spec-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

/* ── HIGHLIGHT / NOTICE / WARNING BOXES ── */
.highlight-bar { background: var(--lighter); border-left: 3px solid var(--orange); padding: 16px 20px; border-radius: 0 4px 4px 0; font-size: 14px; color: var(--mid); line-height: 1.65; }
.notice-box { background: #FFF0F0; border: 1px solid rgba(200,32,42,.18); border-left: 3px solid var(--red); border-radius: 4px; padding: 24px 28px; }
.notice-box h3 { font-size: 16px; font-weight: 800; color: var(--red); margin-bottom: 8px; }
.notice-box p { font-size: 14px; color: var(--mid); line-height: 1.7; }
.warning-box { background: #fff8f3; border: 1px solid #f5c6a8; border-left: 3px solid var(--orange); padding: 16px 20px; border-radius: 0 4px 4px 0; font-size: 14px; color: var(--charcoal); line-height: 1.65; }

/* ── LOAD CARDS (fin spacing diagram) ── */
.load-pair { display: flex; flex-direction: column; gap: 12px; }
.load-card { border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.load-card.hi .load-title { background: var(--red); color: #fff; }
.load-card.hi .fins-row { background: var(--lighter); }
.load-card.hi .fin-bar { background: var(--orange); }
.load-title { padding: 10px 16px; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; background: var(--lighter); color: var(--muted); }
.fins-row { display: flex; align-items: flex-end; padding: 16px; height: 80px; gap: 6px; }
.fin-bar { width: 10px; background: var(--border); border-radius: 2px; }
.load-note { padding: 10px 16px; font-size: 12px; color: var(--muted); border-top: 1px solid var(--border); line-height: 1.55; }

/* ── BENEFITS (inner pages) ── */
.benefit-list { display: flex; flex-direction: column; gap: 12px; }
.benefit-item { display: flex; gap: 14px; align-items: flex-start; padding: 18px 20px; border: 1px solid var(--border); border-radius: 4px; }
.bi-num { width: 26px; height: 26px; border-radius: 50%; background: var(--orange); color: #fff; font-size: 12px; font-weight: 900; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.benefit-item h4 { font-size: 14px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.benefit-item p { font-size: 13px; color: var(--muted); line-height: 1.55; }

/* ── COMPAT SECTION (compatibility page, dark navy) ── */
.section.compat-bg .section-inner { color: var(--mid); }
.compat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 40px; }
.compat-block { border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.compat-head { padding: 14px 20px; background: var(--light); border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 12px; }
.compat-letter { width: 24px; height: 24px; background: var(--orange); border-radius: 3px; font-size: 12px; font-weight: 900; color: #fff; display: flex; align-items: center; justify-content: center; }
.compat-head h3 { font-size: 14px; font-weight: 700; color: var(--navy); }
.compat-items { padding: 12px 16px; display: flex; flex-direction: column; gap: 2px; }
.joist-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.joist-card { border: 1px solid var(--border); border-radius: 6px; padding: 20px; }
.jc-type { font-size: 13px; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.jc-check { display: flex; flex-direction: column; gap: 6px; }
.jc-check-item { font-size: 13px; color: var(--mid); display: flex; gap: 8px; }
.jc-check-item::before { content: '✓'; color: var(--orange); font-weight: 700; flex-shrink: 0; }
.floor-covering-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 32px; }
.fc-item { border: 1px solid var(--border); border-radius: 6px; padding: 20px; }
.fc-icon { font-size: 24px; margin-bottom: 10px; }
.fc-name { font-size: 14px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.fc-badge { display: inline-block; font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 3px 8px; border-radius: 2px; background: var(--orange); color: #fff; margin-bottom: 8px; }
.fc-note { font-size: 12px; color: var(--muted); line-height: 1.5; }
.insulation-table { width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; margin-top: 20px; }
.insulation-table thead { background: var(--red); }
.insulation-table thead th { padding: 12px 16px; text-align: left; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.75); }
.insulation-table tbody tr:nth-child(even) td { background: var(--lighter); }
.insulation-table td { padding: 11px 16px; color: var(--muted); border-bottom: 1px solid var(--border); }
.insulation-table td:first-child { font-weight: 700; color: var(--navy); }

/* ── CONTACT FORM ── */
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.form-group input,
.form-group select,
.form-group textarea { padding: 12px 14px; border: 1px solid var(--border); border-radius: 3px; font-family: var(--font); font-size: 14px; color: var(--charcoal); outline: none; transition: border-color .15s; background: #fff; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--orange); }
.form-group textarea { resize: vertical; }
.contractor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.contractor-card { border: 1px solid var(--border); border-radius: 6px; padding: 24px; }
.cc-icon { font-size: 28px; margin-bottom: 12px; }
.contractor-card h4 { font-size: 15px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.contractor-card p { font-size: 13px; color: var(--muted); line-height: 1.6; }
.contractor-strip { background: var(--lighter); border: 1px solid var(--border); border-radius: 6px; padding: 24px 28px; margin-top: 24px; font-size: 14px; color: var(--mid); line-height: 1.65; }

/* ── CTA SECTION ── */
.cta-section { background: var(--lighter); border-top: 1px solid var(--border); padding: 88px 0; text-align: center; }
.cta-inner { max-width: 680px; margin: 0 auto; padding: 0 40px; }
.cta-section h2 { font-size: clamp(26px, 4vw, 48px); font-weight: 900; color: var(--black); letter-spacing: -1px; margin-bottom: 16px; line-height: 1.1; }
.cta-section p { font-size: 17px; color: var(--muted); max-width: 520px; margin: 0 auto 40px; line-height: 1.7; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ── */
footer { background: var(--lighter); border-top: 3px solid var(--orange); padding: 56px 0 28px; }
.footer-inner { max-width: var(--max); margin: 0 auto; padding: 0 40px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.footer-brand p { font-size: 13px; color: var(--muted); line-height: 1.7; margin-top: 14px; max-width: 260px; }
.footer-col h4 { font-size: 10px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-col a { font-size: 13px; color: var(--mid); transition: color .15s; }
.footer-col a:hover { color: var(--black); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; }
.footer-bottom p,
.footer-bottom span { font-size: 11px; color: var(--muted); }
.footer-ver { font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--border); padding: 3px 10px; border-radius: 2px; }

/* Home footer variant */
.footer { background: var(--lighter); border-top: 3px solid var(--orange); padding: 56px 0 28px; }
.footer .container { max-width: var(--max); margin: 0 auto; padding: 0 40px; }
.footer-inner .footer-inner { padding: 0; }
.footer-brand { flex: 1; }
.footer-tagline { font-size: 13px; color: var(--muted); margin-top: 10px; }
.footer-nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-nav a { font-size: 13px; color: var(--mid); transition: color .15s; }
.footer-nav a:hover { color: var(--black); }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .container, .section-inner, .wrap, .compat-chips { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-cta { margin-left: auto; }
  .two-col, .diff-cards, .compat-grid, .diff-cols { grid-template-columns: 1fr; }
  .three-col, .steps-row, .features-grid, .reviews-strip, .contractor-grid { grid-template-columns: 1fr 1fr; }
  .safety-grid, .safety-nums { grid-template-columns: 1fr 1fr; }
  .page-cards { grid-template-columns: 1fr 1fr; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .joist-grid, .floor-covering-grid { grid-template-columns: 1fr 1fr; }
  .spec-cols { grid-template-columns: 1fr; }
  .hero, .hero-photo { min-height: 480px; }
  .install-step { grid-template-columns: 44px 1fr; }
}
@media (max-width: 600px) {
  .container, .section-inner, .wrap { padding: 0 20px; }
  .compat-chips { padding: 12px 20px; }
  .three-col, .steps-row, .features-grid, .reviews-strip, .contractor-grid { grid-template-columns: 1fr; }
  .safety-grid, .safety-nums { grid-template-columns: 1fr 1fr; }
  .page-cards { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-nav { flex-direction: column; gap: 12px; }
  .form-row { grid-template-columns: 1fr; }
  .image-strip { grid-template-columns: 1fr; height: auto; }
  .strip-img { height: 200px; }
  .joist-grid, .floor-covering-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(30px, 8vw, 48px); }
  .cta-inner { padding: 0 20px; }
}

/* ── FOOTER INNER FLEX (home page) ── */
footer .footer-inner { max-width: var(--max); margin: 0 auto; padding: 0 40px; }
footer .footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.footer .container .footer-inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }

/* ── STATS BAR ALTERNATE (index.html uses .stats-bar-in wrapper) ── */
.stats-bar-in { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: repeat(4,1fr); }
.stats-bar { background: var(--lighter); border-top: 3px solid var(--orange); border-bottom: 1px solid var(--border); }
.sc { padding: 24px 20px; border-right: 1px solid var(--border); text-align: center; }
.sc:last-child { border-right: none; }
.sc-v { font-size: 28px; font-weight: 900; color: var(--black); letter-spacing: -.5px; line-height: 1; }
.sc-v span { color: var(--orange); }
.sc-l { font-size: 10px; font-weight: 600; color: var(--muted); margin-top: 6px; letter-spacing: .06em; text-transform: uppercase; }

/* ── BUTTON ALIASES (index.html shorthand classes) ── */
.btn-r,  .btn.btn-r  { background: var(--orange); color: #fff; }
.btn-r:hover         { background: var(--orange2); }
.btn-ol, .btn.btn-ol { background: transparent; color: var(--red); border: 2px solid var(--red); }
.btn-ol:hover        { background: var(--red); color: #fff; }
.btn-oldk            { background: transparent; color: var(--navy); border: 2px solid var(--border); font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 12px 26px; border-radius: 3px; display: inline-block; transition: border-color .15s; }
.btn-oldk:hover      { border-color: var(--navy); }
.btn-w,  .btn.btn-w  { background: #fff; color: var(--navy); font-weight: 800; }
.btn-olw             { background: transparent; color: var(--red); border: 2px solid var(--red); font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 12px 26px; border-radius: 3px; display: inline-block; transition: border-color .15s; }
.btn-olw:hover       { background: var(--red); color: #fff; }

/* ── PRODUCT HERO (index.html dark section) ── */
.product-hero { background: var(--lighter); border-top: 1px solid var(--border); padding: 72px 0; }
.product-hero-content { max-width: var(--max); margin: 0 auto; padding: 0 40px; }
.product-hero-content .tag { display: inline-block; background: var(--orange); color: #fff; font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: 4px 12px; border-radius: 2px; margin-bottom: 20px; }
.product-hero-content h2 { font-size: clamp(26px, 3.5vw, 44px); font-weight: 900; color: var(--black); line-height: 1.1; letter-spacing: -.8px; margin-bottom: 14px; }
.product-hero-content > p { font-size: 16px; color: var(--muted); max-width: 580px; line-height: 1.75; margin-bottom: 36px; }
.product-hero-specs { display: flex; gap: 32px; flex-wrap: wrap; padding-top: 28px; border-top: 1px solid var(--border); }
.phs { display: flex; flex-direction: column; gap: 4px; }
.phs-v { font-size: 18px; font-weight: 900; color: var(--black); line-height: 1; }
.phs-v span { color: var(--orange); }
.phs-l { font-size: 11px; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }

/* ── IMAGE GRID 3-COL (index.html product photos) ── */
.img-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 3px; }
.img-grid-3 img { width: 100%; height: 320px; object-fit: cover; display: block; }

/* ── PRODUCT FEATURE SPLIT (index.html) ── */
.product-feature { display: grid; grid-template-columns: 1fr 1fr; min-height: 480px; }
.pf-img { overflow: hidden; }
.pf-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pf-text { padding: 64px 56px; display: flex; flex-direction: column; justify-content: center; background: var(--lighter); }
.pf-text .st { font-size: clamp(22px, 3vw, 38px); font-weight: 900; color: var(--navy); line-height: 1.1; letter-spacing: -.5px; margin-bottom: 14px; }
.pf-text .sl { font-size: 16px; color: var(--muted); line-height: 1.75; }

/* ── PAGE NAV GRID (index.html) ── */
.page-nav-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 40px; }
.page-nav-card { display: block; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; transition: border-color .2s, box-shadow .2s; }
.page-nav-card:hover { border-color: var(--orange); box-shadow: 0 4px 24px rgba(227,84,26,.1); }
.page-nav-card img { width: 100%; height: 180px; object-fit: cover; display: block; }
.page-nav-body { padding: 20px 22px; }
.page-nav-body .eyebrow { margin-bottom: 6px; }
.page-nav-body h3 { font-size: 16px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.page-nav-body p { font-size: 13px; color: var(--muted); line-height: 1.6; }
.page-nav-arrow { display: inline-flex; align-items: center; gap: 4px; margin-top: 10px; font-size: 12px; font-weight: 700; color: var(--orange); letter-spacing: .04em; text-transform: uppercase; }

/* ── REVIEWS (index.html) ── */
.reviews-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; margin-top: 40px; }
.review-card { background: #fff; }
.review-stars { display: flex; gap: 3px; margin-bottom: 8px; }
.star { width: 14px; height: 14px; background: #f59e0b; border-radius: 2px; }
.review-title { font-size: 15px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.review-meta { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.verified { font-size: 11px; color: var(--green); font-weight: 700; margin-top: 4px; }

/* ── FOOTER OLD CLASSES (index.html .ft .fb .fc etc.) ── */
.ft { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.fb p { font-size: 13px; color: var(--muted); line-height: 1.7; margin-top: 14px; max-width: 260px; }
.fc h4 { font-size: 10px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.fc ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.fc a { font-size: 13px; color: var(--mid); transition: color .15s; }
.fc a:hover { color: var(--black); }
.fb-bot { display: flex; align-items: center; justify-content: space-between; }
.fb-bot span { font-size: 11px; color: var(--muted); }
.fver { font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--border); padding: 3px 10px; border-radius: 2px; }

/* ── EYEBROW / SECTION TITLE SHORTHAND (index.html .st .sl) ── */
.st { font-size: clamp(24px, 3.5vw, 42px); font-weight: 900; color: var(--navy); line-height: 1.1; letter-spacing: -.8px; margin-bottom: 14px; }
.sl { font-size: 16px; color: var(--muted); max-width: 620px; line-height: 1.7; margin-bottom: 28px; }

/* ── RESPONSIVE EXTRAS ── */
@media (max-width: 960px) {
  .stats-bar-in { grid-template-columns: repeat(2,1fr); }
  .product-feature { grid-template-columns: 1fr; }
  .product-hero-specs { gap: 20px; }
  .page-nav-grid { grid-template-columns: 1fr 1fr; }
  .img-grid-3 { grid-template-columns: 1fr; }
  .img-grid-3 img { height: 260px; }
  .reviews-grid { grid-template-columns: 1fr; }
  .ft { grid-template-columns: 1fr 1fr; }
  .pf-text { padding: 40px 32px; }
}
@media (max-width: 600px) {
  .page-nav-grid { grid-template-columns: 1fr; }
  .stats-bar-in { grid-template-columns: 1fr 1fr; }
  .ft { grid-template-columns: 1fr; }
  .product-feature { grid-template-columns: 1fr; }
}

/* ── LOGO IMAGE SIZING ── */
.logo img { max-height: 40px; width: auto; display: block; }

/* ── CENTER OVERLAY HERO (lifestyle section) ── */
.hero.center-overlay::after,
.hero-photo.center-overlay::after { background: rgba(255,255,255,.72); }
.hero-content.centered,
.hero-inner.centered { text-align: center; display: flex; flex-direction: column; align-items: center; }

/* ── CTA SECTION WRAP (index.html uses .wrap not .cta-inner) ── */
.cta-section .wrap { text-align: center; }
.cta-section h2 { color: var(--black); }
.cta-section > p, .cta-section .wrap > p { font-size: 17px; color: var(--muted); max-width: 520px; margin: 0 auto 12px; line-height: 1.7; }

/* ── HERO H1 CLASS COLLISION FIX ── */
h1.hero { min-height: 0 !important; display: block !important; position: static !important; background: none !important; background-image: none !important; font-size: clamp(38px, 5.5vw, 68px); font-weight: 900; color: var(--black); line-height: 1.05; letter-spacing: -1.5px; margin-bottom: 22px; max-width: 700px; }
h1.hero::after { display: none !important; }

/* ── COMPAT BAR INNER CONTAINER ── */
.cbar-in { max-width: var(--max); margin: 0 auto; padding: 0 40px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.cbar-lbl { font-size: 10px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.ctags { display: flex; gap: 7px; flex-wrap: wrap; }
.ctag { font-size: 11px; font-weight: 600; color: var(--mid); background: #fff; border: 1px solid var(--border); padding: 4px 12px; border-radius: 2px; white-space: nowrap; }

/* ── STEPS 3-COL CARDS ── */
.steps-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.step-card { background: #fff; padding: 36px 30px; display: flex; flex-direction: column; }
.step-card h3 { font-size: 17px; font-weight: 800; color: var(--navy); margin-bottom: 12px; line-height: 1.2; }
.step-card p { font-size: 14px; color: var(--muted); line-height: 1.7; margin-bottom: 20px; flex: 1; }
.step-num { font-size: 11px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--orange); margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.step-num::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.step-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.stag { font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--mid); background: var(--lighter); border: 1px solid var(--border); padding: 3px 9px; border-radius: 2px; }

/* ── BUTTON: btn-black ── */
.btn-black,
.btn.btn-black { background: var(--red); color: #fff; }
.btn-black:hover { background: var(--red2); }

/* ── NAV-R (right aligned nav item) ── */
.nav-r { margin-left: auto; }

/* ── SECTION LEAD LIGHT MODIFIER ── */
.section-lead.lt { color: var(--muted); max-width: 520px; }
.section-sub.lt  { color: var(--muted); }

@media (max-width: 960px) {
  .steps-3 { grid-template-columns: 1fr; }
  .cbar-in { padding: 0 24px; }
}
@media (max-width: 600px) {
  .cbar-in { padding: 0 20px; }
}