/* ==========================================================================
   WATERMART THEME CSS
   --------------------------------------------------------------------------
   Zander: everything visual is driven by the tokens below. Change a token,
   the whole site follows. Sections are numbered — search "== 3." etc.
   ========================================================================== */

/* == 1. DESIGN TOKENS ==================================================== */
:root{
  /* palette */
  --ink:        #0A1B24;   /* near-black harbor blue — headings, footer bg */
  --ink-soft:   #22333D;
  --muted:      #55707C;
  --line:       #D8E2E7;
  --paper:      #F3F6F8;   /* page background */
  --surface:    #FFFFFF;   /* cards */
  --brand-900:  #063346;
  --brand-700:  #0B4F63;   /* deep water — primary brand */
  --brand-500:  #12758F;
  --brand-100:  #E2EFF3;
  --cyan:       #23B5CF;   /* live accent — gauges, links, highlights */
  --cta:        #F97316;   /* hardware orange — buy/notify actions ONLY */
  --cta-dark:   #E05F04;
  --good:       #178A50;
  --warn-bg:    #FFF4E0;
  --warn-ink:   #8A5A12;

  /* type */
  --font-display: "Archivo", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body:    "Archivo", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono:    Consolas, "Cascadia Mono", ui-monospace, monospace;

  /* scale */
  --fs-xs: .8125rem; --fs-sm: .9decrem; --fs-base: 1rem; --fs-md: 1.125rem;
  --fs-lg: 1.375rem; --fs-xl: 1.75rem; --fs-2xl: 2.25rem; --fs-3xl: clamp(2.5rem, 4.5vw, 4rem);

  /* layout — WIDE by design */
  --site-max: 1720px;            /* desktop uses the whole screen */
  --gutter: clamp(20px, 3.2vw, 56px);
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-1: 0 1px 2px rgba(10,27,36,.06), 0 4px 14px rgba(10,27,36,.06);
  --shadow-2: 0 6px 28px rgba(10,27,36,.14);
}

/* fix accidental token typo fallback */
:root{ --fs-sm: .9375rem; }

/* == 2. BASE ============================================================= */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:var(--font-body); font-size:var(--fs-base); line-height:1.6;
  font-variation-settings:"wght" 420;
}
img,svg{ max-width:100%; height:auto; display:block; }
a{ color:var(--brand-500); text-decoration:none; }
a:hover{ color:var(--brand-700); }
a:focus-visible,button:focus-visible,input:focus-visible{ outline:2px solid var(--cyan); outline-offset:2px; }
h1,h2,h3,h4{ font-family:var(--font-display); line-height:1.12; margin:0 0 .5em;
  font-variation-settings:"wght" 740; letter-spacing:-.015em; text-wrap:balance; }
h1{ font-size:var(--fs-3xl); } h2{ font-size:var(--fs-2xl); } h3{ font-size:var(--fs-lg); } h4{ font-size:var(--fs-md); }
p{ margin:.4em 0 1em; }
.small,.woocommerce-breadcrumb{ font-size:var(--fs-sm); color:var(--muted); }
.mono{ font-family:var(--font-mono); font-size:.85em; letter-spacing:.02em; }

@font-face{
  font-family:"Archivo";
  src:url("../fonts/archivo-var.woff2") format("woff2-variations");
  font-weight:100 900; font-style:normal; font-display:swap;
}

/* == 3. LAYOUT WRAPPERS ================================================== */
.wrap{ max-width:var(--site-max); margin-inline:auto; padding-inline:var(--gutter); }
.section{ padding-block: clamp(40px, 6vw, 88px); }
.section-tight{ padding-block: clamp(24px, 3.5vw, 48px); }
.grid{ display:grid; gap: clamp(16px, 2vw, 28px); }

/* == 4. BUTTONS & FORMS ================================================== */
.btn, .button, button[type=submit]{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  font-family:var(--font-display); font-variation-settings:"wght" 640;
  font-size:var(--fs-base); line-height:1; padding:.95em 1.6em;
  border-radius:999px; border:2px solid transparent; cursor:pointer;
  transition:transform .06s ease, background .15s ease, border-color .15s ease;
  text-decoration:none;
}
.btn:active{ transform:translateY(1px); }
.btn-cta, .button, button[type=submit]{ background:var(--cta); color:#fff; }
.btn-cta:hover, .button:hover, button[type=submit]:hover{ background:var(--cta-dark); color:#fff; }
.btn-ghost{ background:transparent; color:var(--brand-700); border-color:var(--brand-700); }
.btn-ghost:hover{ background:var(--brand-100); }
.btn-dark{ background:var(--ink); color:#fff; }
.btn-dark:hover{ background:var(--brand-900); }
input[type=email],input[type=text],input[type=search],textarea{
  font:inherit; padding:.85em 1.1em; border:1.5px solid var(--line);
  border-radius:var(--radius); background:#fff; width:100%;
}
input:focus{ border-color:var(--cyan); }

/* == 5. ANNOUNCEMENT BAR ================================================ */
.announce{ background:var(--ink); color:#CFE6EE; font-size:var(--fs-sm); }
.announce .wrap{ display:flex; justify-content:space-between; gap:16px; padding-block:9px; flex-wrap:wrap; }
.announce b{ color:#fff; font-variation-settings:"wght" 640; }
.announce .pill{ background:var(--cyan); color:var(--ink); border-radius:999px; padding:1px 12px; font-variation-settings:"wght" 640; }

/* == 6. HEADER =========================================================== */
.site-header{ position:sticky; top:0; z-index:50; background:rgba(255,255,255,.92);
  backdrop-filter:saturate(1.2) blur(10px); border-bottom:1px solid var(--line); }
.site-header .wrap{ display:flex; align-items:center; gap:clamp(18px,2.5vw,40px); padding-block:14px; }
.brand{ display:flex; align-items:center; gap:10px; color:var(--ink); }
.brand svg{ width:30px; height:30px; }
.brand .wordmark{ font-family:var(--font-display); font-size:1.45rem; letter-spacing:-.02em;
  font-variation-settings:"wght" 820; }
.brand .wordmark span{ color:var(--brand-500); }
.nav-primary{ display:flex; gap:clamp(14px,1.8vw,30px); margin-inline:auto; flex-wrap:wrap; }
.nav-primary a{ color:var(--ink-soft); font-variation-settings:"wght" 560; font-size:var(--fs-base); padding:6px 2px; border-bottom:2px solid transparent; }
.nav-primary a:hover{ color:var(--brand-700); border-color:var(--cyan); }
.header-actions{ display:flex; align-items:center; gap:14px; }
.cart-link{ position:relative; color:var(--ink); font-variation-settings:"wght" 600; }

/* == 7. HERO ============================================================= */
.hero{ background:
  radial-gradient(1200px 500px at 85% -10%, rgba(35,181,207,.28), transparent 60%),
  linear-gradient(160deg, var(--brand-900) 0%, var(--brand-700) 55%, var(--brand-500) 100%);
  color:#fff; overflow:hidden; position:relative; }
.hero::after{ /* contour lines */
  content:""; position:absolute; inset:0; opacity:.14; pointer-events:none;
  background-image:repeating-linear-gradient(115deg, transparent 0 90px, rgba(255,255,255,.5) 90px 91px);
}
.hero .wrap{ display:grid; grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:clamp(28px,4vw,72px); align-items:center; padding-block:clamp(56px,7vw,120px); position:relative; z-index:1; }
.hero h1{ color:#fff; margin-bottom:.35em; max-width:14ch; }
.hero .lede{ font-size:var(--fs-md); color:#D9EDF4; max-width:52ch; }
.hero .cta-row{ display:flex; gap:14px; margin-top:26px; flex-wrap:wrap; }
.hero .art{ filter:drop-shadow(0 24px 40px rgba(0,0,0,.35)); border-radius:var(--radius-lg); }
.badge-row{ display:flex; gap:26px; flex-wrap:wrap; margin-top:34px; color:#BFE0EA; font-size:var(--fs-sm); }
.badge-row span::before{ content:"✓ "; color:var(--cyan); font-weight:700; }

/* == 8. TRUST / STAT STRIP ============================================== */
.strip{ background:var(--surface); border-block:1px solid var(--line); }
.strip .wrap{ display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:24px; padding-block:26px; }
.stat b{ display:block; font-family:var(--font-display); font-size:var(--fs-xl);
  font-variation-settings:"wght" 780; color:var(--brand-700); font-variant-numeric:tabular-nums; }
.stat span{ color:var(--muted); font-size:var(--fs-sm); }

/* == 9. CATEGORY TILES =================================================== */
.cat-tiles{ grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); }
.cat-tile{ position:relative; border-radius:var(--radius-lg); overflow:hidden;
  background:var(--brand-700); color:#fff; min-height:230px; display:flex; align-items:flex-end;
  box-shadow:var(--shadow-1); transition:transform .15s ease, box-shadow .15s ease; }
.cat-tile:hover{ transform:translateY(-3px); box-shadow:var(--shadow-2); color:#fff; }
.cat-tile .tile-body{ padding:24px 26px; position:relative; z-index:1; width:100%;
  background:linear-gradient(transparent, rgba(6,51,70,.88) 45%); }
.cat-tile h3{ color:#fff; margin-bottom:.2em; }
.cat-tile p{ color:#CFE6EE; font-size:var(--fs-sm); margin:0 0 10px; }
.cat-tile .go{ color:var(--cyan); font-variation-settings:"wght" 640; font-size:var(--fs-sm); }
.cat-tile .tile-art{ position:absolute; inset:0; object-fit:cover; opacity:.5; }

/* == 10. PRODUCT GRID (Woo loop) ======================================== */
.products-grid, ul.products{ list-style:none; margin:0; padding:0; display:grid;
  grid-template-columns:repeat(auto-fill,minmax(272px,1fr)); gap:clamp(16px,1.8vw,26px); }
li.product, .product-card{ background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius-lg); overflow:hidden; display:flex; flex-direction:column;
  transition:transform .12s ease, box-shadow .12s ease; }
li.product:hover{ transform:translateY(-3px); box-shadow:var(--shadow-2); }
li.product a.woocommerce-LoopProduct-link{ color:inherit; display:block; }
li.product img{ aspect-ratio:4/3; object-fit:cover; width:100%; background:var(--brand-100); }
li.product .woocommerce-loop-product__title{ font-family:var(--font-display);
  font-size:var(--fs-md); font-variation-settings:"wght" 660; padding:16px 18px 0; line-height:1.25; }
li.product .price{ padding:6px 18px 0; color:var(--brand-700); font-variation-settings:"wght" 700;
  font-variant-numeric:tabular-nums; font-size:var(--fs-md); }
li.product .price del{ color:var(--muted); font-variation-settings:"wght" 400; }
li.product .wm-loop-foot{ padding:12px 18px 18px; margin-top:auto; display:flex; align-items:center; justify-content:space-between; gap:10px; }
.stock-flag{ font-size:var(--fs-xs); color:var(--warn-ink); background:var(--warn-bg);
  padding:3px 10px; border-radius:999px; font-variation-settings:"wght" 600; white-space:nowrap; }
li.product .button{ font-size:var(--fs-sm); padding:.7em 1.2em; }

/* == 11. SINGLE PRODUCT ================================================== */
.single-product-layout{ display:grid; grid-template-columns:minmax(0,6fr) minmax(0,5fr);
  gap:clamp(28px,4vw,72px); align-items:start; }
.single-product-layout .gallery{ position:sticky; top:96px; border-radius:var(--radius-lg);
  overflow:hidden; border:1px solid var(--line); background:#fff; }
.product-title-xl{ font-size:clamp(1.8rem, 2.6vw, 2.6rem); }
.price-xl{ font-family:var(--font-display); font-size:var(--fs-2xl); color:var(--brand-700);
  font-variation-settings:"wght" 780; font-variant-numeric:tabular-nums; }
.wm-waitlist{ background:var(--brand-100); border:1.5px solid var(--brand-500);
  border-radius:var(--radius-lg); padding:22px 24px; margin:22px 0; }
.wm-waitlist h4{ margin:0 0 4px; color:var(--brand-900); }
.wm-waitlist p{ margin:0 0 14px; font-size:var(--fs-sm); color:var(--ink-soft); }
.wm-waitlist form{ display:flex; gap:10px; flex-wrap:wrap; }
.wm-waitlist input[type=email]{ flex:1 1 240px; }
.wm-waitlist .ok{ color:var(--good); font-variation-settings:"wght" 640; }
.spec-list{ margin:18px 0; padding:0; list-style:none; border-top:1px solid var(--line); }
.spec-list li{ display:flex; justify-content:space-between; gap:18px; padding:9px 2px;
  border-bottom:1px solid var(--line); font-size:var(--fs-sm); }
.spec-list li b{ color:var(--ink-soft); font-variation-settings:"wght" 620; }

/* == 12. SECTION HEADERS / MISC ========================================= */
.section-head{ display:flex; align-items:end; justify-content:space-between; gap:20px;
  margin-bottom:clamp(20px,2.5vw,34px); flex-wrap:wrap; }
.section-head .eyebrow{ color:var(--brand-500); font-size:var(--fs-sm); letter-spacing:.14em;
  text-transform:uppercase; font-variation-settings:"wght" 700; display:block; margin-bottom:6px; }
.section-head h2{ margin:0; }
.notice-banner{ background:linear-gradient(120deg, var(--brand-900), var(--brand-700));
  border-radius:var(--radius-lg); color:#fff; padding:clamp(26px,3.5vw,44px);
  display:grid; grid-template-columns:minmax(0,7fr) minmax(0,5fr); gap:28px; align-items:center; }
.notice-banner h3{ color:#fff; font-size:var(--fs-xl); margin:0 0 6px; }
.notice-banner p{ color:#CFE6EE; margin:0; font-size:var(--fs-sm); }
.notice-banner form{ display:flex; gap:10px; flex-wrap:wrap; }
.notice-banner input[type=email]{ flex:1 1 220px; border:none; }

/* == 13. WOO PAGES POLISH =============================================== */
.woocommerce-notices-wrapper .woocommerce-message,
.woocommerce-notices-wrapper .woocommerce-info{
  background:var(--brand-100); border-left:4px solid var(--brand-500);
  padding:14px 18px; border-radius:8px; margin-bottom:18px; color:var(--ink-soft); }
.woocommerce-breadcrumb{ margin-bottom:18px; }
.woocommerce-result-count{ color:var(--muted); font-size:var(--fs-sm); }
.woocommerce-ordering select{ font:inherit; padding:.5em .9em; border-radius:8px; border:1.5px solid var(--line); }
.page-band{ background:linear-gradient(150deg, var(--brand-900), var(--brand-700)); color:#fff; }
.page-band .wrap{ padding-block:clamp(30px,4vw,56px); }
.page-band h1{ color:#fff; margin:0; }
.page-band p{ color:#CFE6EE; margin:8px 0 0; max-width:70ch; }

/* == 14. FOOTER ========================================================== */
.site-footer{ background:var(--ink); color:#9FB8C2; margin-top:clamp(48px,6vw,96px); }
.site-footer a{ color:#CFE6EE; }
.site-footer a:hover{ color:var(--cyan); }
.site-footer .cols{ display:grid; grid-template-columns:2.2fr 1fr 1fr 1.2fr;
  gap:clamp(24px,3vw,56px); padding-block:clamp(36px,5vw,64px); }
.site-footer h4{ color:#fff; font-size:var(--fs-base); margin-bottom:12px; }
.site-footer ul{ list-style:none; margin:0; padding:0; }
.site-footer li{ padding:4px 0; font-size:var(--fs-sm); }
.footer-bottom{ border-top:1px solid #1E3440; }
.footer-bottom .wrap{ display:flex; justify-content:space-between; gap:14px;
  padding-block:18px; font-size:var(--fs-xs); flex-wrap:wrap; }

/* == 14b. ARTICLES (guides) ============================================= */
.band-meta{ color:#8FC7D4; font-size:var(--fs-sm); letter-spacing:.1em; text-transform:uppercase;
  font-variation-settings:"wght" 650; margin:0 0 8px; }
.article-body{ max-width:800px; font-size:var(--fs-md); line-height:1.75; }
.article-body h2{ font-size:var(--fs-xl); margin:1.6em 0 .5em; }
.article-body h3{ font-size:var(--fs-md); margin:1.4em 0 .4em; }
.article-body p{ margin:0 0 1.1em; }
.article-body ul,.article-body ol{ margin:0 0 1.2em; padding-left:1.4rem; }
.article-body li{ margin:.35em 0; }
.article-body table{ border-collapse:collapse; width:100%; margin:1.2em 0 1.6em; font-size:var(--fs-base);
  background:var(--surface); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-1); }
.article-body th{ background:var(--brand-700); color:#fff; text-align:left; padding:10px 14px;
  font-variation-settings:"wght" 640; font-size:var(--fs-sm); }
.article-body td{ padding:10px 14px; border-bottom:1px solid var(--line); vertical-align:top; }
.article-body tr:last-child td{ border-bottom:none; }
.article-body blockquote{ border-left:4px solid var(--cyan); background:var(--brand-100);
  margin:1.2em 0; padding:14px 20px; border-radius:0 var(--radius) var(--radius) 0; }
.article-body em{ color:var(--ink-soft); }

/* kit-box: product cards inside articles */
.kit-box{ background:var(--brand-100); border:1.5px solid var(--brand-500); border-radius:var(--radius-lg);
  padding:20px 22px; margin:1.8em 0; }
.kit-box h4{ margin:0 0 14px; color:var(--brand-900); font-size:var(--fs-md); }
.kit-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(190px,1fr)); gap:14px; }
.kit-card{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:12px; display:flex; flex-direction:column; gap:4px; color:var(--ink);
  transition:transform .12s ease, box-shadow .12s ease; }
.kit-card:hover{ transform:translateY(-2px); box-shadow:var(--shadow-1); color:var(--ink); }
.kit-card img{ border-radius:6px; aspect-ratio:4/3; object-fit:cover; background:var(--brand-100); margin-bottom:6px; }
.kit-name{ font-variation-settings:"wght" 640; font-size:var(--fs-sm); line-height:1.3; }
.kit-price{ color:var(--brand-700); font-variation-settings:"wght" 700; font-variant-numeric:tabular-nums; }
.kit-cta{ color:var(--cta); font-size:var(--fs-xs); font-variation-settings:"wght" 650; }

/* == 14c. TANK CALCULATOR ================================================ */
.calc{ display:grid; grid-template-columns:minmax(0,5fr) minmax(0,6fr); gap:clamp(24px,3.5vw,56px);
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:clamp(22px,3vw,40px); box-shadow:var(--shadow-1); }
.calc-form label{ display:block; margin:0 0 14px; font-size:var(--fs-sm); color:var(--ink-soft);
  font-variation-settings:"wght" 600; }
.calc-form input,.calc-form select{ display:block; width:100%; margin-top:6px; font:inherit;
  padding:.7em 1em; border:1.5px solid var(--line); border-radius:var(--radius); background:#fff; }
.calc-row{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.calc-result{ display:grid; grid-template-columns:minmax(140px,200px) 1fr; gap:clamp(18px,2vw,32px); align-items:start; }
.tank-visual svg{ width:100%; height:auto; }
.calc-stats .stat b{ font-size:var(--fs-2xl); }
.days-table{ border-collapse:collapse; width:100%; margin-top:14px; font-size:var(--fs-sm); font-variant-numeric:tabular-nums; }
.days-table th{ text-align:left; color:var(--muted); font-size:var(--fs-xs); text-transform:uppercase;
  letter-spacing:.08em; border-bottom:2px solid var(--line); padding:6px 8px 6px 0; }
.days-table td{ padding:9px 8px 9px 0; border-bottom:1px solid var(--line); }
.days-table td:last-child{ font-variation-settings:"wght" 700; color:var(--brand-700); white-space:nowrap; }

/* == 15. RESPONSIVE ====================================================== */
@media (max-width: 1000px){
  .calc{ grid-template-columns:1fr; }
  .hero .wrap{ grid-template-columns:1fr; }
  .hero .art-wrap{ order:-1; max-width:420px; }
  .single-product-layout{ grid-template-columns:1fr; }
  .single-product-layout .gallery{ position:static; }
  .notice-banner{ grid-template-columns:1fr; }
  .site-footer .cols{ grid-template-columns:1fr 1fr; }
}
@media (max-width: 640px){
  .nav-primary{ display:none; } /* v1: mobile nav = footer links; hamburger in v2 */
  .site-footer .cols{ grid-template-columns:1fr; }
}
@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; }
}