/* =========================================================
   Shorekeeper — Editorial Nautical Modernism
   Aesthetic: luxury fintech × Monocle-editorial × maritime warmth
   ========================================================= */

:root {
  /* Palette — warm ivory + midnight navy + copper accent */
  --ink:         #0B1723;     /* primary dark */
  --ink-700:     #1A2832;
  --ink-500:     #324657;
  --ink-300:     #6B7D8D;
  --paper:       #F5F1E8;     /* warm ivory */
  --paper-soft:  #EDE7D7;
  --paper-line:  #D9D1BC;
  --copper:      #C97B4B;     /* accent */
  --copper-dark: #A55E32;
  --seaglass:    #7DA59A;     /* secondary */
  --seaglass-dk: #486F67;
  --text:        #1A2832;
  --text-soft:   #55687A;
  --white:       #ffffff;

  /* Typography */
  --serif:  'Fraunces', 'Instrument Serif', Georgia, serif;
  --sans:   'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:   'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  /* Spacing scale */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px;
  --s6:32px; --s7:48px; --s8:72px; --s9:112px; --s10:160px;

  /* Radius / shadow */
  --r-sm: 4px; --r-md: 8px; --r-lg: 14px; --r-xl: 22px;
  --shadow-s: 0 1px 2px rgba(11,23,35,.05), 0 2px 8px rgba(11,23,35,.04);
  --shadow-m: 0 12px 28px rgba(11,23,35,.10), 0 2px 6px rgba(11,23,35,.05);
  --shadow-l: 0 28px 60px rgba(11,23,35,.18);

  --max-w: 1240px;
  --hairline: 1px solid var(--paper-line);
}

/* Grain noise overlay as SVG data URI — adds texture subtly */
:root {
  --noise: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .08 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* Reset */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family: var(--sans);
  font-weight: 400;
  color: var(--text);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  font-feature-settings: "ss01", "cv11";
}
body::before{
  content:""; position:fixed; inset:0;
  background-image: var(--noise);
  opacity:.55; pointer-events:none; z-index:1; mix-blend-mode:multiply;
}
main, nav, footer { position: relative; z-index: 2; }
img,svg{display:block;max-width:100%}
a{color:var(--copper);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--copper-dark)}

/* Typography rhythm */
h1,h2,h3,h4{
  font-family: var(--serif);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 var(--s4);
  font-variation-settings: "SOFT" 50, "WONK" 0, "opsz" 144;
}
h1{ font-size: clamp(2.6rem, 6.2vw, 5.2rem); font-variation-settings:"SOFT" 30, "opsz" 144; }
h2{ font-size: clamp(2rem, 4vw, 3.2rem); }
h3{ font-size: clamp(1.3rem, 2vw, 1.6rem); line-height:1.15; letter-spacing:-0.015em; }
h4{ font-size: 1.05rem; font-family: var(--sans); font-weight:600; letter-spacing:.01em; }

em, .italic {
  font-style: italic;
  font-variation-settings: "SOFT" 60, "opsz" 144;
  color: var(--copper-dark);
}

p{ margin: 0 0 var(--s4); color: var(--text-soft); max-width: 62ch; }
.lead{ font-size: clamp(1.05rem, 1.4vw, 1.22rem); color: var(--ink-500); line-height:1.5; max-width: 60ch; }

.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--mono);
  font-size: .75rem; font-weight:500; letter-spacing:.18em;
  text-transform: uppercase; color: var(--copper-dark);
  margin-bottom: var(--s5);
}
.eyebrow::before{
  content:""; width:22px; height:1px; background:var(--copper);
}
.numeral{ font-family: var(--serif); font-variation-settings: "SOFT" 100, "opsz" 144; }

/* Layout */
.container{ max-width: var(--max-w); margin: 0 auto; padding: 0 var(--s6); }
section{ padding: var(--s10) 0; position: relative; }
.section-tight{ padding: var(--s9) 0; }

.hairline{ border:0; border-top: var(--hairline); margin: var(--s7) 0; }

/* Navigation */
.nav{
  position: sticky; top:0; z-index: 50;
  background: rgba(245,241,232,.82);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: var(--hairline);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  max-width: var(--max-w); margin:0 auto; padding: var(--s3) var(--s6);
  gap: var(--s6); min-height: 80px;
}
.brand{
  display:inline-flex; align-items:center; gap:12px;
  font-family: var(--serif); font-size: 1.35rem;
  color: var(--ink); letter-spacing:-0.01em;
  font-variation-settings: "SOFT" 50;
}
.brand img{ height: 56px; width: auto; display:block; }
.footer .brand img{ height: 64px; }
.brand-dark img{ filter: none; }

/* Powered-by lockup (footer) */
.powered-by{
  display:flex; align-items:center; gap: 12px;
  margin-top: var(--s5);
  color: rgba(245,241,232,.7);
  font-family: var(--mono); font-size: .72rem;
  letter-spacing: .16em; text-transform: uppercase;
}
.powered-by img{
  height: 34px; width:auto; display:block;
  filter: brightness(0) invert(1);
  opacity: .9;
  transition: opacity .2s ease;
}
.powered-by:hover img{ opacity: 1; }
.powered-by a{
  display:inline-flex; align-items:center; gap: 10px;
}

.nav-links{ display:flex; gap: var(--s6); align-items:center; }
.nav-links a{
  color: var(--ink-700); font-size: .95rem; font-weight: 500;
  padding: 4px 0; position: relative;
}
.nav-links a::after{
  content:""; position:absolute; left:0; right:0; bottom:-4px;
  height:1px; background: var(--copper); transform: scaleX(0);
  transform-origin: left; transition: transform .25s ease;
}
.nav-links a:hover, .nav-links a.active{ color: var(--ink); }
.nav-links a:hover::after, .nav-links a.active::after{ transform: scaleX(1); }

.nav-cta{ display:flex; gap: var(--s3); align-items:center; }

.mobile-toggle{
  display:none; background:none; border:0; cursor:pointer;
  width:42px; height:42px; align-items:center; justify-content:center;
}
.mobile-toggle span,.mobile-toggle span::before,.mobile-toggle span::after{
  content:''; display:block; width:22px; height:1.5px; background:var(--ink);
  position:relative; border-radius:2px;
}
.mobile-toggle span::before{position:absolute; top:-7px}
.mobile-toggle span::after{position:absolute; top:7px}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding: 14px 22px; border-radius: 100px;
  font-family: var(--sans); font-weight: 600; font-size: .95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  letter-spacing: .01em;
}
.btn .arrow{ transition: transform .25s ease; }
.btn:hover .arrow{ transform: translateX(4px); }
.btn-primary{ background: var(--ink); color: var(--paper); }
.btn-primary:hover{ background: var(--copper); color: var(--paper); transform: translateY(-1px); }
.btn-copper{ background: var(--copper); color: var(--paper); }
.btn-copper:hover{ background: var(--copper-dark); color: var(--paper); transform: translateY(-1px); }
.btn-ghost{ background: transparent; color: var(--ink); border-color: var(--ink-500); }
.btn-ghost:hover{ border-color: var(--ink); background: var(--ink); color: var(--paper); }
.btn-light{ background: var(--paper); color: var(--ink); }
.btn-light:hover{ background: var(--white); }

/* Hero — editorial layout */
.hero{
  background: var(--paper);
  padding: var(--s9) 0 var(--s10);
  position: relative; overflow: hidden;
}
.hero::before{
  content:""; position:absolute; inset: auto 0 -2px 0; height:1px; background: var(--paper-line);
}
.hero-grid{
  display: grid; grid-template-columns: 1.15fr .85fr;
  gap: var(--s8); align-items: end;
}
.hero h1 .stroke{ color: var(--copper-dark); font-style: italic; font-variation-settings: "SOFT" 70, "opsz" 144; }
.hero h1 .underline{
  background-image: linear-gradient(transparent 70%, rgba(201,123,75,.28) 70%);
  background-repeat: no-repeat; background-size: 100% 100%;
  padding: 0 .1em;
}
.hero-cta{ display:flex; gap: var(--s3); margin-top: var(--s6); flex-wrap: wrap; }

.meta-row{
  display:flex; flex-wrap: wrap; gap: var(--s6);
  margin-top: var(--s8); padding-top: var(--s5);
  border-top: var(--hairline);
  font-family: var(--mono); font-size: .8rem; letter-spacing: .06em;
  color: var(--ink-500); text-transform: uppercase;
}
.meta-row strong{ color: var(--ink); font-weight: 600; }

/* Mock cards */
.mock{
  background: var(--white); color: var(--ink);
  border-radius: var(--r-lg); border: var(--hairline);
  box-shadow: var(--shadow-m);
  padding: var(--s6);
  position: relative;
}
.mock-label{
  font-family: var(--mono); font-size: .72rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-300);
  margin-bottom: var(--s3);
}
.chat .bubble{
  padding: 12px 16px; border-radius: 18px; margin-bottom: 10px;
  max-width: 86%; font-size: .92rem; line-height: 1.4;
}
.chat .them{ background: var(--paper-soft); color: var(--ink-700); border-bottom-left-radius: 4px; }
.chat .me{ background: var(--ink); color: var(--paper); margin-left: auto; border-bottom-right-radius: 4px; }
.chat .eve{ background: rgba(201,123,75,.1); color: var(--copper-dark); border-left: 2px solid var(--copper); border-radius: 4px 14px 14px 4px; }

/* Grids */
.grid{ display:grid; gap: var(--s5); }
.grid-2{ grid-template-columns: repeat(2,1fr); }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-4{ grid-template-columns: repeat(4,1fr); }

/* Editorial card */
.card{
  background: var(--white); border: var(--hairline);
  border-radius: var(--r-lg); padding: var(--s6);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative;
}
.card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-m); border-color: var(--copper); }
.card-num{
  font-family: var(--serif); font-size: 2.4rem; color: var(--copper);
  font-variation-settings: "SOFT" 80, "opsz" 144;
  line-height: 1; margin-bottom: var(--s4); display: block;
}
.card h3{ margin-bottom: var(--s2); }
.card p{ margin: 0; font-size: .95rem; color: var(--ink-500); }

/* Feature rows (alternating) */
.feature-row{
  display:grid; grid-template-columns: 1fr 1fr; gap: var(--s8);
  align-items: center; margin-bottom: var(--s9);
}
.feature-row.reverse > :first-child{ order: 2; }
.feature-row ul{
  margin: var(--s4) 0 0; padding: 0; list-style: none;
}
.feature-row ul li{
  padding: 12px 0; border-bottom: var(--hairline);
  color: var(--ink-500); font-size: 1rem;
  display: flex; align-items: baseline; gap: 14px;
}
.feature-row ul li::before{
  content:""; width:8px; height:8px; border-radius:50%; background: var(--copper); flex-shrink:0;
}
.feature-row ul li:last-child{ border-bottom: 0; }

/* Section headers */
.section-head{ max-width: 780px; margin: 0 auto var(--s8); text-align: left; }
.section-head.center{ text-align: center; margin-left:auto; margin-right:auto; }
.section-head.center .lead{ margin: 0 auto; }

/* Pricing differentiator — key section */
.diff-band{
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--r-xl);
  padding: var(--s9) var(--s7);
  overflow: hidden; position: relative;
  isolation: isolate;
}
.diff-band::after{
  content:""; position:absolute; inset:auto -10% -40% auto;
  width: 80%; height: 120%;
  background: radial-gradient(circle at center, rgba(201,123,75,.25), transparent 65%);
  z-index: -1;
}
.diff-band h2{ color: var(--paper); max-width: 20ch; }
.diff-numbers{
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--s6);
  margin-top: var(--s7); padding-top: var(--s6);
  border-top: 1px solid rgba(245,241,232,.2);
}
.diff-num{
  font-family: var(--serif); font-variation-settings: "SOFT" 80, "opsz" 144;
  font-size: clamp(3rem, 7vw, 5.8rem); color: var(--paper);
  line-height: 1; margin-bottom: var(--s3);
}
.diff-num.strike{ color: var(--ink-300); position: relative; display: inline-block; }
.diff-num.strike::after{
  content:""; position:absolute; left: -4%; right:-4%; top: 52%;
  height: 2px; background: var(--copper); transform: rotate(-6deg);
}
.diff-num.alt{ color: var(--copper); }
.diff-label{
  font-family: var(--mono); font-size: .8rem; letter-spacing:.12em;
  text-transform: uppercase; color: rgba(245,241,232,.55);
}

/* Editorial pullquote */
.pullquote{
  font-family: var(--serif); font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.25; color: var(--ink);
  max-width: 28ch; margin: 0 auto; text-align: center;
  font-variation-settings: "SOFT" 40, "opsz" 144;
}
.pullquote .q{ color: var(--copper); font-size: 1.5em; line-height: 0; vertical-align: -0.1em; margin-right: .05em; }

/* CTA band */
.cta-band{
  background: linear-gradient(130deg, var(--ink) 0%, var(--ink-700) 60%, var(--seaglass-dk) 110%);
  color: var(--paper); border-radius: var(--r-xl);
  padding: var(--s8) var(--s7); text-align:center; position: relative; overflow:hidden;
  isolation: isolate;
}
.cta-band::before{
  content:""; position:absolute; inset: -10% -10% auto auto;
  width: 420px; height: 420px; border-radius: 50%;
  background: radial-gradient(circle, rgba(201,123,75,.22), transparent 65%);
  z-index: -1;
}
.cta-band h2{ color: var(--paper); max-width: 22ch; margin: 0 auto var(--s4); }
.cta-band p{ color: rgba(245,241,232,.8); margin: 0 auto var(--s5); }

/* Footer */
.footer{
  background: var(--ink); color: rgba(245,241,232,.68);
  padding: var(--s9) 0 var(--s5); margin-top: var(--s10);
  position: relative;
}
.footer .brand{ color: var(--paper); }
.footer .brand img{ filter: brightness(0) invert(1) sepia(.06); }
.footer-grid{
  display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: var(--s6); margin-bottom: var(--s7);
}
.footer h4{ color: var(--paper); font-size: .8rem; letter-spacing:.14em; text-transform: uppercase; font-family: var(--mono); font-weight:500; margin-bottom: var(--s4); }
.footer a{ color: rgba(245,241,232,.65); display: block; padding: 5px 0; font-size: .92rem; }
.footer a:hover{ color: var(--copper); }
.footer-bottom{
  border-top: 1px solid rgba(245,241,232,.14);
  padding-top: var(--s5); display:flex; justify-content:space-between;
  flex-wrap: wrap; gap: var(--s3);
  font-family: var(--mono); font-size: .78rem; letter-spacing:.06em;
  color: rgba(245,241,232,.5);
}

/* Badge */
.badge{
  display: inline-block;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .1em;
  text-transform: uppercase; padding: 5px 10px; border-radius: 100px;
  background: var(--paper-soft); color: var(--ink-700);
}
.badge.copper{ background: rgba(201,123,75,.14); color: var(--copper-dark); }
.badge.glass{ background: rgba(125,165,154,.18); color: var(--seaglass-dk); }

/* Forms */
.form{ display: grid; gap: var(--s4); max-width: 580px; }
.form label{
  display:block; font-family: var(--mono); font-size: .72rem;
  letter-spacing:.14em; text-transform: uppercase;
  color: var(--ink-500); margin-bottom: 8px;
}
.form input,.form select,.form textarea{
  width: 100%; padding: 14px 16px; border: 1px solid var(--paper-line);
  border-radius: var(--r-sm); font-family: var(--sans); font-size: 1rem;
  color: var(--ink); background: var(--white);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form input:focus,.form select:focus,.form textarea:focus{
  outline: none; border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(201,123,75,.12);
}

/* Pricing tiers */
.pricing-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s5); align-items: stretch; }
.price-card{
  background: var(--white); border: var(--hairline); border-radius: var(--r-lg);
  padding: var(--s7) var(--s6); display:flex; flex-direction:column;
  position: relative; transition: transform .3s ease, box-shadow .3s ease;
}
.price-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-m); }
.price-card.featured{
  background: var(--ink); color: var(--paper);
  border-color: var(--ink); box-shadow: var(--shadow-l);
}
.price-card.featured h3, .price-card.featured .price{ color: var(--paper); }
.price-card.featured .price small, .price-card.featured .tier-desc, .price-card.featured li{ color: rgba(245,241,232,.75); }
.price-card.featured li{ border-bottom-color: rgba(245,241,232,.15); }
.price-card.featured::before{
  content:'Best value'; position:absolute; top:-12px; left: 24px;
  background: var(--copper); color: var(--paper);
  padding: 5px 12px; border-radius: 100px;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase;
}
.tier-desc{ color: var(--ink-500); font-size: .95rem; margin-bottom: var(--s5); min-height: 3em; }
.price{
  font-family: var(--serif); font-variation-settings: "SOFT" 80, "opsz" 144;
  font-size: 3rem; color: var(--ink); margin: var(--s3) 0 var(--s5);
  line-height: 1;
}
.price small{ font-family: var(--sans); font-size: .95rem; color: var(--ink-500); font-weight: 500; margin-left: 6px; }
.price-card ul{ list-style: none; padding: 0; margin: 0 0 var(--s6); flex:1; }
.price-card li{ padding: 12px 0; border-bottom: var(--hairline); font-size: .93rem; display:flex; align-items:center; gap: 10px; color: var(--ink-500); }
.price-card li::before{ content:""; width:14px; height:14px; border-radius:50%; background: var(--copper); flex-shrink:0; position: relative; }
.price-card li{ position: relative; }

/* Page hero (non-home) */
.page-hero{
  background: var(--paper);
  padding: var(--s8) 0 var(--s8);
  border-bottom: var(--hairline);
  position: relative;
}
.page-hero h1{ max-width: 20ch; }

/* Persona */
.persona{
  background: var(--white); border: var(--hairline);
  border-radius: var(--r-lg); padding: var(--s7) var(--s6);
  position: relative; overflow: hidden;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.persona:hover{ transform: translateY(-3px); border-color: var(--copper); box-shadow: var(--shadow-m); }
.persona-num{
  font-family: var(--serif); font-size: 1.4rem; color: var(--copper);
  font-variation-settings: "SOFT" 80, "opsz" 144; margin-bottom: var(--s5);
}

/* Animated scroll reveals */
@keyframes fadeUp{ from{opacity:0; transform: translateY(18px);} to{opacity:1; transform: translateY(0);} }
.reveal > *{ animation: fadeUp .8s cubic-bezier(.2,.7,.2,1) both; }
.reveal > *:nth-child(2){ animation-delay: .08s; }
.reveal > *:nth-child(3){ animation-delay: .16s; }
.reveal > *:nth-child(4){ animation-delay: .24s; }
.reveal > *:nth-child(5){ animation-delay: .32s; }
.reveal > *:nth-child(6){ animation-delay: .4s; }

/* Utility */
.center{text-align:center}
.mt-6{margin-top:var(--s6)} .mt-7{margin-top:var(--s7)} .mt-8{margin-top:var(--s8)}
.text-soft{ color: var(--ink-500); }
.mono{ font-family: var(--mono); letter-spacing: .02em; }

/* Horizon line decoration */
.horizon{
  display:block; width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--paper-line) 20%, var(--paper-line) 80%, transparent);
  margin: var(--s8) 0;
}

/* ===== FAQ (accordion) ===== */
.faq{
  display:flex; flex-direction:column; gap: var(--s3);
  max-width: 820px; margin-top: var(--s6);
}
.faq-item{
  background: var(--paper); border: 1px solid var(--paper-line);
  border-radius: 14px; padding: var(--s4) var(--s5);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item[open]{ border-color: var(--copper); box-shadow: var(--shadow-s); }
.faq-item summary{
  list-style: none; cursor: pointer;
  font-family: var(--serif); font-size: 1.15rem; color: var(--ink);
  display:flex; justify-content:space-between; align-items:center;
  padding: var(--s2) 0;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content: "+"; font-family: var(--mono); font-size: 1.3rem;
  color: var(--copper); transition: transform .2s ease;
}
.faq-item[open] summary::after{ content: "−"; }
.faq-item p{
  margin: var(--s3) 0 0; color: var(--ink-700);
  font-size: .98rem; line-height: 1.7;
  border-top: 1px solid var(--paper-line); padding-top: var(--s3);
}

/* ===== FORM (contact) ===== */
.form{ display:flex; flex-direction:column; gap: var(--s4); max-width: 540px; }
.form label{
  display:block; font-family: var(--mono);
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-300); margin-bottom: var(--s2);
}
.form input, .form select, .form textarea{
  width: 100%;
  padding: var(--s3) var(--s4);
  font-family: var(--sans); font-size: 1rem;
  color: var(--ink); background: var(--paper);
  border: 1px solid var(--paper-line); border-radius: 10px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.form input:focus, .form select:focus, .form textarea:focus{
  outline: none; border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(201,123,75,.15);
}
.form textarea{ resize: vertical; min-height: 120px; }

/* Soft text helper */
.text-soft{ color: var(--ink-500); }

/* Badge used on resources cards */
.badge{
  display:inline-block; padding: 4px 10px;
  font-family: var(--mono); font-size: .66rem; letter-spacing: .14em;
  text-transform: uppercase; border-radius: 100px;
  background: rgba(201,123,75,.12); color: var(--copper-dark);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1000px){
  .grid-4{ grid-template-columns: repeat(2,1fr); }
  .grid-3{ grid-template-columns: repeat(2,1fr); }
  .hero-grid{ grid-template-columns: 1fr; gap: var(--s7); }
  .feature-row{ grid-template-columns: 1fr; gap: var(--s6); margin-bottom: var(--s7); }
  .feature-row.reverse > :first-child{ order: 0; }
  .pricing-grid{ grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .footer-grid{ grid-template-columns: 1fr 1fr; gap: var(--s6); }
  .diff-numbers{ grid-template-columns: 1fr; }
  section{ padding: var(--s9) 0; }
}
@media (max-width: 720px){
  .nav-links{ display: none; }
  .mobile-toggle{ display: inline-flex; }
  .nav.open .nav-links{
    display:flex; flex-direction:column; gap: var(--s3);
    position:absolute; top:100%; left:0; right:0;
    background: var(--paper); padding: var(--s5);
    border-bottom: var(--hairline); box-shadow: var(--shadow-m);
    align-items: flex-start;
  }
  .hero-cta{ flex-direction: column; align-items: stretch; }
  .hero-cta .btn{ justify-content: center; }
  .grid-4,.grid-3,.grid-2{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .footer-bottom{ justify-content: center; text-align:center; }
  .diff-band{ padding: var(--s8) var(--s5); }
  .container{ padding: 0 var(--s4); }
}