/* ============================================================================
   SkyDrop — purified drinking water
   The page descends: pale sky at the top, through mist and shallows, into deep
   water by the footer. Every section background is a step down that ramp.
   ========================================================================== */

/* --------------------------------------------------------------- tokens -- */
:root {
  /* blues sampled from the logo artwork */
  --ink:        #082445;
  --ink-2:      #2C5480;
  --ink-3:      #5C82AB;
  --blue:       #1560B4;
  --bright:     #3899DD;
  --sky:        #8FCDF0;
  --mist:       #DCEBF7;
  --paper:      #F4FAFE;
  --white:      #FFFFFF;
  --mint:       #4FCFB4;          /* the one accent — used in small doses */
  --deep:       #06203D;
  --deep-2:     #0C3563;

  /* the descent */
  --bg-hero:    #E8F5FE;
  --bg-process: #F2F8FE;
  --bg-bottles: #E7F2FB;
  --bg-label:   #DEECF9;
  --bg-cobrand: #D6E7F6;
  --bg-purity:  #CFE2F4;

  --line:       #C3DCEF;
  --line-deep:  #17416F;

  --ff-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --ff-body:    "Manrope", "Helvetica Neue", Arial, sans-serif;
  --ff-mono:    "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --s-1: .9375rem;
  --s0:  1.125rem;
  --s1:  1.3125rem;
  --s2:  1.5rem;
  --s3:  2rem;
  --s4:  2.75rem;
  --s5:  clamp(2.6rem, 6.2vw, 5.2rem);

  --wrap: 1180px;
  --pad:  clamp(1.25rem, 4vw, 3rem);
  --r:    18px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------------------------------------------------------------- reset -- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg-hero);
  color: var(--ink);
  font: 400 var(--s0)/1.65 var(--ff-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { margin: 0; font-family: var(--ff-display); font-weight: 500; line-height: 1.08; text-wrap: balance; letter-spacing: -.015em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; }
:focus-visible { outline: 2.5px solid var(--mint); outline-offset: 3px; border-radius: 4px; }

.sr, .skip:not(:focus) {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}
.skip:focus {
  position: fixed; z-index: 200; top: 12px; left: 12px; width: auto; height: auto;
  padding: .7rem 1.1rem; background: var(--ink); color: var(--white);
  border-radius: 10px; clip-path: none;
}
.wrap {
  position: relative; z-index: 1;
  width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad);
}

/* ------------------------------------------------------------ typography -- */
.eyebrow {
  font: 500 var(--s-1)/1 var(--ff-mono);
  letter-spacing: .16em; text-transform: uppercase; color: var(--blue);
  display: flex; align-items: center; gap: .6rem;
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--mint); flex: none;
}
h1 { font-size: var(--s5); font-weight: 400; letter-spacing: -.03em; }
h1 em { font-style: italic; font-weight: 300; color: var(--blue); }
h2 { font-size: clamp(1.85rem, 3.4vw, var(--s4)); }
h3 { font-size: var(--s1); letter-spacing: -.01em; }
.lede { font-size: var(--s1); color: var(--ink-2); max-width: 46ch; }
.sect__sub { color: var(--ink-2); max-width: 58ch; }
.note {
  font: 400 var(--s-1)/1.6 var(--ff-mono); color: var(--ink-2);
  border-left: 2px solid var(--mint); padding-left: .9rem;
}

/* ---------------------------------------------------------------- button -- */
.btn {
  --btn-bg: var(--blue); --btn-fg: #fff;
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .95rem 1.7rem; border: 0; border-radius: 999px;
  background: var(--btn-bg); color: var(--btn-fg);
  font: 600 var(--s0)/1 var(--ff-body); letter-spacing: .005em;
  text-decoration: none; cursor: pointer;
  box-shadow: 0 8px 22px -10px rgba(21, 96, 180, .75);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .25s;
}
.btn { position: relative; overflow: hidden; }
.btn::after {
  content: ""; position: absolute; inset: 0 auto 0 -60%; width: 45%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .38), transparent);
  transform: skewX(-18deg); transition: left .65s var(--ease);
}
.btn:hover::after { left: 115%; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -12px rgba(21, 96, 180, .8); background: #12559f; }
.btn--ghost::after { background: linear-gradient(100deg, transparent, rgba(21, 96, 180, .12), transparent); }
.btn:active { transform: translateY(0); }
.btn--ghost {
  --btn-bg: transparent; --btn-fg: var(--ink);
  box-shadow: inset 0 0 0 1.5px var(--line);
}
.btn--ghost:hover { background: rgba(255, 255, 255, .7); box-shadow: inset 0 0 0 1.5px var(--blue); }
.btn--sm { padding: .62rem 1.15rem; font-size: var(--s-1); }
.btn--full { width: 100%; }

/* ------------------------------------------------------------------- nav -- */
.nav {
  position: sticky; top: 0; z-index: 100;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), backdrop-filter .4s;
}
.nav.is-stuck {
  background: rgba(240, 249, 255, .82);
  backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: 0 1px 0 var(--line), 0 10px 30px -24px rgba(8, 36, 69, .6);
}
.nav__in {
  max-width: var(--wrap); margin-inline: auto; padding: .85rem var(--pad);
  display: flex; align-items: center; gap: clamp(1rem, 3vw, 2.4rem);
}
.nav__brand { flex: none; }
.nav__brand img { width: auto; height: 38px; }
.nav__links { display: flex; gap: clamp(.8rem, 2vw, 1.9rem); margin-left: auto; }
.nav__links a {
  position: relative; text-decoration: none; font-size: var(--s-1); font-weight: 600;
  letter-spacing: .01em; color: var(--ink-2); padding: .35rem 0;
  transition: color .25s;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--mint); transition: right .35s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { right: 0; }
.nav__toggle { display: none; }

/* ------------------------------------------------------------------ hero -- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  background: linear-gradient(178deg, #EFF8FE 0%, var(--bg-hero) 42%, #D8ECFB 100%);
  padding-block: clamp(2rem, 5vw, 4rem) 0;
  margin-top: -74px; padding-top: 74px;
}
.hero__sky { position: absolute; inset: 0; z-index: -2; pointer-events: none; }
.hero__peaks {
  position: absolute; top: 0; width: clamp(420px, 46vw, 760px); opacity: .5;
  filter: saturate(.55) brightness(1.06);
  /* the source art was a flattened cut-out, so its mist ends on a hard edge —
     fade it out before that edge is ever reached */
  -webkit-mask-image: linear-gradient(180deg, #000 52%, transparent 88%);
          mask-image: linear-gradient(180deg, #000 52%, transparent 88%);
  will-change: transform;
}
.hero__peaks--l { left: -8%; }
.hero__peaks--r { right: -10%; transform: scaleX(-1); opacity: .32; }
.mist {
  position: absolute; left: -20%; right: -20%; height: 220px; pointer-events: none;
  background: radial-gradient(60% 100% at 50% 60%, rgba(255,255,255,.95), rgba(255,255,255,0) 72%);
}
.mist--1 { top: 18%; animation: drift 46s linear infinite; }
.mist--2 { top: 42%; height: 300px; opacity: .75; animation: drift 68s linear infinite reverse; }
@keyframes drift { from { transform: translate3d(-8%, 0, 0); } to { transform: translate3d(8%, 0, 0); } }

.hero__in {
  max-width: var(--wrap); margin-inline: auto;
  /* the pool arch rises ~130px from the bottom edge, so the copy has to clear
     that much or the curve cuts straight across the figures */
  padding: 0 var(--pad) clamp(7rem, 13vw, 11rem);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
  gap: clamp(1.5rem, 4vw, 3rem); align-items: center;
}
.hero__copy { display: flex; flex-direction: column; gap: 1.35rem; padding-block: clamp(1rem, 4vw, 3rem); }
.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; }

.hero__spec {
  display: flex; flex-wrap: wrap; gap: clamp(1.2rem, 4vw, 2.8rem);
  margin: .6rem 0 0; padding-top: 1.4rem; border-top: 1px solid var(--line);
}
.hero__spec dt {
  font: 500 .72rem/1 var(--ff-mono); letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-3);
}
.hero__spec dd {
  margin: .45rem 0 0; font: 400 var(--s3)/1 var(--ff-display);
  color: var(--ink); font-variant-numeric: tabular-nums;
}

/* the island, and the water it pours into the page */
.hero__art { position: relative; align-self: stretch; min-height: 340px; }
.island {
  position: absolute; top: 4%; left: 50%; width: min(100%, 460px);
  transform: translateX(-50%); animation: bob 9s ease-in-out infinite;
}
.island > img { width: 100%; height: auto; filter: drop-shadow(0 34px 40px rgba(8, 36, 69, .22)); }
@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50%      { transform: translate(-50%, -18px); }
}
.fall { position: absolute; left: 46%; top: 52%; bottom: -180%; width: 42px; }
.fall i {
  position: absolute; top: 0; bottom: 0; border-radius: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,.95), rgba(190, 226, 250, .55) 40%, rgba(190, 226, 250, 0));
  background-size: 100% 34%;
  animation: pour 1.05s linear infinite;
  filter: blur(.6px);
}
.fall i:nth-child(1) { left: 8px;  width: 11px; opacity: .95; }
.fall i:nth-child(2) { left: 20px; width: 7px;  opacity: .7;  animation-duration: .82s; }
.fall i:nth-child(3) { left: 28px; width: 5px;  opacity: .5;  animation-duration: 1.32s; }
@keyframes pour { from { background-position: 0 -34%; } to { background-position: 0 100%; } }

.bubbles { position: absolute; inset: 0; overflow: hidden; }
.bubbles i {
  position: absolute; bottom: -30px; left: var(--x);
  width: var(--s); height: var(--s); border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, rgba(255,255,255,.98), rgba(143, 205, 240, .35));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.7);
  animation: rise var(--t) linear infinite; animation-delay: var(--dl);
}
@keyframes rise {
  0%   { transform: translateY(0) translateX(0); opacity: 0; }
  12%  { opacity: .85; }
  100% { transform: translateY(-420px) translateX(18px); opacity: 0; }
}

/* the surface the rest of the page floats on */
.hero__pool {
  position: absolute; left: -6%; right: -6%; bottom: -1px; height: clamp(70px, 9vw, 130px);
  background: var(--bg-process);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  box-shadow: 0 -14px 40px -22px rgba(21, 96, 180, .5);
}

/* --------------------------------------------------------------- section -- */
.sect { position: relative; padding-block: clamp(3.5rem, 7vw, 6rem); }
.sect__head { display: flex; flex-direction: column; gap: 1rem; max-width: 62ch; }
.sect__head--wide { max-width: none; }

.process { background: var(--bg-process); }
.bottles { background: var(--bg-bottles); }
.label   { background: var(--bg-label); }
.cobrand { background: var(--bg-cobrand); }
.purity  { background: var(--bg-purity); }

/* --------------------------------------------------------------- process -- */
.process__grid {
  display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 4.5rem); align-items: start;
}
.process__intro { display: flex; flex-direction: column; gap: 1.1rem; position: sticky; top: 96px; }
.stack { position: relative; display: flex; flex-direction: column; padding-left: 1.5rem; }
.stack::before, .stack::after {
  content: ""; position: absolute; left: 0; top: 0; width: 3px; border-radius: 3px;
}
.stack::before { bottom: 0; background: rgba(21, 96, 180, .13); }
.stack::after {
  height: var(--run, 0%); background: linear-gradient(180deg, var(--bright), var(--mint));
  transition: height .25s var(--ease);
}
.stack__layer {
  display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; align-items: start;
  padding: 1.35rem 1.4rem; background: rgba(255, 255, 255, .62);
  border: 1px solid rgba(255, 255, 255, .9); border-bottom: 0;
  transition: background .3s var(--ease), transform .3s var(--ease);
}
.stack__layer:first-child { border-radius: var(--r) var(--r) 0 0; }
.stack__layer:last-child  { border-radius: 0 0 var(--r) var(--r); border-bottom: 1px solid rgba(255,255,255,.9); }
.stack__layer:hover { background: #fff; transform: translateX(4px); }
.stack__num {
  font: 500 var(--s-1)/1 var(--ff-mono); color: var(--blue);
  padding-top: .3rem; letter-spacing: .06em;
}
.stack__layer h3 { margin-bottom: .3rem; }
.stack__layer p { font-size: var(--s-1); color: var(--ink-2); }
/* the filtrate gets cleaner the further down the stack you read */
.stack__layer:nth-child(1) { background: rgba(255,255,255,.42); }
.stack__layer:nth-child(2) { background: rgba(255,255,255,.5); }
.stack__layer:nth-child(3) { background: rgba(255,255,255,.58); }
.stack__layer:nth-child(4) { background: rgba(255,255,255,.68); }
.stack__layer:nth-child(5) { background: rgba(255,255,255,.78); }
.stack__layer:nth-child(6) { background: rgba(255,255,255,.9); }

/* --------------------------------------------------------------- bottles -- */
.cards {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem; margin-top: clamp(2rem, 4vw, 3.2rem);
}
.card {
  display: flex; flex-direction: column; gap: 1.2rem; padding: 1.6rem 1.5rem 1.7rem;
  background: linear-gradient(170deg, #fff, #F2F9FE);
  border-radius: var(--r); border: 1px solid rgba(255, 255, 255, .95);
  box-shadow: 0 20px 40px -32px rgba(8, 36, 69, .6);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 34px 54px -34px rgba(8, 36, 69, .62); }
.card__art { display: flex; justify-content: center; align-items: flex-end; min-height: 258px; }
.card__body { display: flex; flex-direction: column; gap: .5rem; }
.card h3 span {
  display: block; font: 500 .72rem/1 var(--ff-mono); letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-3); margin-top: .4rem;
}
.card p { font-size: var(--s-1); color: var(--ink-2); }
.price {
  margin-top: .5rem !important; font: 400 var(--s3)/1 var(--ff-display);
  color: var(--ink) !important; font-variant-numeric: tabular-nums;
}
/* Fraunces has no rupee glyph, so the currency mark is set in the body face */
.price .cur {
  font: 600 .5em/1 var(--ff-body); vertical-align: .05em;
  color: var(--blue); margin-right: .22em; letter-spacing: .01em;
}
.price small { font: 500 var(--s-1)/1 var(--ff-body); color: var(--ink-3); }
.pack { font-family: var(--ff-mono); font-size: .72rem !important; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3) !important; }

/* the range is part shipping, part planned — say which, per card */
.badge {
  display: inline-flex; align-items: center; gap: .45rem; align-self: flex-start;
  padding: .34rem .72rem; border-radius: 999px;
  font: 500 .66rem/1 var(--ff-mono); letter-spacing: .12em; text-transform: uppercase;
  background: rgba(8, 36, 69, .055); color: var(--ink-3);
}
.badge--live { background: rgba(79, 207, 180, .18); color: #0B6E59; }
.badge--live::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: #12A98A;
  box-shadow: 0 0 0 0 rgba(18, 169, 138, .65); animation: ping 2.6s ease-out infinite;
}
@keyframes ping { to { box-shadow: 0 0 0 9px rgba(18, 169, 138, 0); } }

.card.is-live { box-shadow: 0 0 0 1.5px rgba(79, 207, 180, .5), 0 20px 40px -32px rgba(8, 36, 69, .6); }
.card.is-soon { background: linear-gradient(170deg, #FDFEFF, #EDF5FC); }
/* Not yet on the line — so the bottle sits back. Opacity and saturation only:
   every transition and hover still runs, and the fill still animates in. */
.card.is-soon .btl { opacity: .58; filter: saturate(.72); transition: transform .5s var(--ease), opacity .45s var(--ease), filter .45s var(--ease); }
.card.is-soon:hover .btl { opacity: .88; filter: saturate(.95); }
.card--span { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: clamp(1.5rem, 4vw, 3.4rem); }
.card--span .card__art { flex: none; }
.card--span .card__body { max-width: 64ch; }
.card__meta { display: flex; align-items: baseline; flex-wrap: wrap; gap: .3rem 1.1rem; }
.card__meta .price { margin-top: 0 !important; }
.card--span .btn { align-self: flex-start; margin-top: .7rem; }
/* the bottle lifts out of the card on hover */
.card .btl { transition: transform .5s var(--ease); }
.card:hover .btl { transform: translateY(-9px) rotate(-1.4deg); }
.card--span:hover .btl { transform: translateY(-6px) rotate(1.2deg); }

/* ------------------------------------------------------ the bottle itself -- */
.btl {
  --fill: 70; --h: 202px;
  position: relative; height: var(--h); width: calc(var(--h) * .42); flex: none;
  clip-path: polygon(
    34% 0%, 66% 0%, 66% 6%, 61% 7.5%, 61% 12%,
    74% 16%, 84% 25%, 88% 38%,
    88% 93%, 83% 99%, 74% 100%,
    26% 100%, 17% 99%, 12% 93%,
    12% 38%, 16% 25%, 26% 16%,
    39% 12%, 39% 7.5%, 34% 6%
  );
  background:
    /* the cap: white, with banding for the moulded ribs and a shaded underside */
    linear-gradient(180deg,
      #FFFFFF 0 2.5%, #F0F5FA 2.5% 4%, #FDFEFF 4% 5.5%,
      #EDF3F9 5.5% 7%, #FFFFFF 7% 9%, #DFEAF4 9% 12%,
      #CBDCEB 12% 13%, transparent 13%),
    linear-gradient(100deg,
      rgba(255,255,255,.15) 0 14%, rgba(255,255,255,.85) 14% 22%,
      rgba(255,255,255,.15) 22% 62%, rgba(255,255,255,.6) 62% 68%,
      rgba(255,255,255,.1) 68% 100%),
    linear-gradient(180deg, #EAF5FD, #CFE6F7);
  filter: drop-shadow(0 16px 20px rgba(8, 36, 69, .22));
}
.btl::before {                                  /* the water */
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  /* --fill is the share of the bottle's height that is water; real bottles are
     filled up into the shoulder, so these sit in the mid-seventies */
  height: calc(var(--fill) * 1%);
  background:
    linear-gradient(180deg, rgba(120, 196, 240, .95), rgba(38, 128, 200, .92));
  border-radius: 46% 46% 0 0 / 14px 14px 0 0;
  transform-origin: bottom;
  transform: scaleY(0);
  transition: transform 1.5s var(--ease);
}
.btl.is-filled::before { transform: scaleY(1); }
/* The real printed label, wrapped round the bottle. The inset shadows are the
   curve: the wrapper darkens where it turns away from you at either edge. */
.btl::after {
  content: ""; position: absolute; left: 0; right: 0; top: 44%; height: 26%;
  background:
    url("../img/logo.png") center 52% / 82% auto no-repeat,
    linear-gradient(180deg, #F1F7FD 0%, #DCEAF7 58%, #C6DAEE 100%);
  box-shadow:
    inset 13px 0 16px -12px rgba(4, 20, 40, .75),
    inset -13px 0 16px -12px rgba(4, 20, 40, .75),
    0 1px 0 rgba(255, 255, 255, .35), 0 -1px 0 rgba(255, 255, 255, .35);
}
.btl--jar {
  width: calc(var(--h) * .66);
  clip-path: polygon(
    36% 0%, 64% 0%, 64% 6%, 58% 8%, 58% 15%,
    86% 23%, 96% 36%, 96% 92%, 88% 100%,
    12% 100%, 4% 92%, 4% 36%, 14% 23%,
    42% 15%, 42% 8%, 36% 6%
  );
}
.btl--jar::after { top: 38%; height: 23%; }
.btl--big { --h: 300px; }

/* ----------------------------------------------------------------- label -- */
.label__art {
  /* columns track each panel's aspect ratio, so both render the same height
     and their captions sit on one line */
  display: grid; grid-template-columns: 3.27fr 2.75fr; gap: clamp(1rem, 2.5vw, 2rem);
  margin-top: clamp(2rem, 4vw, 3.2rem); align-items: start;
}
.label__art figure { margin: 0; display: flex; flex-direction: column; gap: .9rem; }
.label__art img {
  width: 100%; height: auto; border-radius: 12px; background: #fff;
  box-shadow: 0 26px 50px -34px rgba(8, 36, 69, .7);
}
.label__art figcaption {
  font: 500 .72rem/1.5 var(--ff-mono); letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-3);
}
.notes {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem; margin-top: clamp(1.6rem, 3vw, 2.4rem);
}
.notes li {
  padding: 1.4rem 1.5rem; background: rgba(255, 255, 255, .72);
  border-radius: var(--r); border: 1px solid rgba(255, 255, 255, .95);
}
.notes h3 { font-size: var(--s0); margin-bottom: .45rem; }
.notes p { font-size: var(--s-1); color: var(--ink-2); }

/* --------------------------------------------------------------- cobrand -- */
.cobrand__grid {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(2rem, 4vw, 3.4rem); align-items: center;
  margin-top: clamp(2rem, 4vw, 3rem);
}
.cobrand__demo { margin: 0; display: flex; flex-direction: column; gap: .9rem; }
/* A partner label, mocked over our own: the brand area is masked out and the
   SkyDrop credit moves to the side, which is the whole deal in one picture. */
.mock {
  position: relative; border-radius: 12px; overflow: hidden; background: #fff;
  box-shadow: 0 26px 50px -34px rgba(8, 36, 69, .7);
}
.mock img { display: block; width: 100%; height: auto; }
.mock__side {
  /* kept inside the pale sky band — lower down it would sit on the dark
     treeline, where blue type stops being readable */
  position: absolute; left: 2%; top: 5%; height: 46%;
  writing-mode: vertical-rl; transform: rotate(180deg);
  /* in vertical writing mode a flex *column* runs across the page, so the two
     lines sit side by side the way they do on the printed wrapper */
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .5em; white-space: nowrap; color: var(--blue);
  text-shadow: 0 0 6px rgba(255, 255, 255, .95), 0 0 2px #fff;
}
.mock__by {
  font: 600 clamp(.24rem, .36vw, .32rem)/1 var(--ff-body);
  letter-spacing: .07em; text-transform: uppercase; opacity: .72;
}
.mock__mark {
  font: 800 clamp(.44rem, .72vw, .62rem)/1 var(--ff-body);
  letter-spacing: .1em; text-transform: uppercase;
}
.mock__brand {
  position: absolute; left: 11.5%; right: 9.5%; top: 4.5%; height: 56%;
  display: grid; place-items: center; border-radius: 9px;
  border: 2px dashed rgba(21, 96, 180, .5);
  background: #F5FBFF;
  font: 500 clamp(.6rem, 1.35vw, .92rem)/1 var(--ff-mono);
  letter-spacing: .2em; text-transform: uppercase; color: var(--blue);
}
.cobrand__demo figcaption { font-size: var(--s-1); line-height: 1.6; color: var(--ink-3); }
.cobrand__demo em, .cobrand em { font-style: normal; font-weight: 600; color: var(--ink-2); }

.steps { counter-reset: step; display: flex; flex-direction: column; gap: 1.4rem; }
.steps li { counter-increment: step; position: relative; padding-left: 3.3rem; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: .1em;
  width: 2.2rem; height: 2.2rem; display: grid; place-items: center;
  border-radius: 50%; background: #fff; color: var(--blue);
  font: 500 .76rem/1 var(--ff-mono);
  box-shadow: inset 0 0 0 1.5px rgba(21, 96, 180, .22);
}
/* the rail linking the three steps, so they read as a sequence */
.steps li:not(:last-child)::after {
  content: ""; position: absolute; left: 1.1rem; top: 2.5rem; bottom: -1.4rem;
  width: 1.5px; background: linear-gradient(180deg, rgba(21, 96, 180, .22), rgba(21, 96, 180, .05));
}
.steps h3 { margin-bottom: .3rem; }
.steps p { font-size: var(--s-1); color: var(--ink-2); }

.cobrand__terms { margin-top: clamp(2rem, 4vw, 3rem); }
.cobrand__cta { margin-top: clamp(1.6rem, 3vw, 2.2rem); }

/* ---------------------------------------------------------------- purity -- */
.purity__grid {
  display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4rem); align-items: center;
}
.purity__copy { display: flex; flex-direction: column; gap: 1.1rem; }
.ticks { display: flex; flex-direction: column; gap: .7rem; margin-top: .4rem; }
.ticks li { position: relative; padding-left: 1.9rem; font-size: var(--s-1); color: var(--ink-2); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .34em;
  width: 11px; height: 14px; background: var(--mint);
  clip-path: polygon(50% 0%, 88% 42%, 96% 68%, 78% 96%, 22% 96%, 4% 68%, 12% 42%);
}
.panel {
  background: #fff; border-radius: var(--r); overflow: hidden;
  box-shadow: 0 30px 60px -40px rgba(8, 36, 69, .65);
  border: 1px solid rgba(255,255,255,.9);
}
.panel__head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  padding: 1.1rem 1.4rem; background: var(--ink); color: #DCEBF7;
  font-family: var(--ff-mono); font-size: var(--s-1); letter-spacing: .08em;
}
.panel__t { text-transform: uppercase; letter-spacing: .16em; font-size: .72rem; }
.panel__b { color: var(--mint); }
.panel__tbl { width: 100%; border-collapse: collapse; font-size: var(--s-1); }
.panel__tbl th, .panel__tbl td { padding: .85rem 1.4rem; text-align: left; }
.panel__tbl thead th {
  font: 500 .68rem/1 var(--ff-mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); border-bottom: 1px solid var(--line);
}
.panel__tbl tbody th { font-weight: 500; color: var(--ink); }
.panel__tbl tbody tr + tr th, .panel__tbl tbody tr + tr td { border-top: 1px solid #EAF3FA; }
.panel__tbl td {
  font-family: var(--ff-mono); font-variant-numeric: tabular-nums; color: var(--ink-2);
}
.panel__tbl td { text-align: right; }
.panel__tbl thead th:last-child { text-align: right; }
.panel__tbl .nil { color: var(--mint); }
.panel__foot {
  padding: .9rem 1.4rem; background: #F7FBFE; border-top: 1px solid var(--line);
  font: 400 .72rem/1.5 var(--ff-mono); color: var(--ink-3);
}

/* ------------------------------------------------ deep water: next/contact -- */
.next {
  padding-top: clamp(7rem, 14vw, 11.5rem);
  /* Fifteen stops along a smoothstep curve, over a fixed 340px rather than a
     share of the section. Two stops across a jump this large banded badly — the
     eye reads every step as a line. Fixed px also keeps the horizon at the same
     depth however tall the section grows. */
  background: linear-gradient(180deg,
    #CFE2F4 0px,
    #CCDFF2 24px,
    #C4D8EB 49px,
    #B8CDE1 73px,
    #A8BED4 97px,
    #96ADC6 121px,
    #819AB5 146px,
    #6C87A4 170px,
    #587494 194px,
    #436183 219px,
    #315075 243px,
    #214168 267px,
    #15365E 291px,
    #0D2F57 316px,
    #0A2C55 340px,
    #0A2C55 100%);
  color: #D6E9F7;
}
.next__grid {
  display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 4rem); align-items: center;
}
.next__art { display: flex; justify-content: center; }
.next h2 { color: #fff; }
.next .eyebrow { color: var(--mint); }
.next .sect__sub { color: #A9C9E6; }
.next__list { display: flex; flex-direction: column; gap: .8rem; margin-top: .3rem; }
.next__list li {
  padding-left: 1.4rem; position: relative; font-size: var(--s-1); color: #BFD8EE;
}
.next__list li::before {
  content: ""; position: absolute; left: 0; top: .62em; width: 6px; height: 6px;
  border-radius: 50%; background: var(--mint);
}
.next__list b { color: #fff; font-weight: 600; }
.next .btn { align-self: flex-start; margin-top: .6rem; }
.next__copy { display: flex; flex-direction: column; gap: 1.1rem; }

.contact { background: linear-gradient(180deg, #0A2C55, var(--deep)); color: #D6E9F7; }
.contact__grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem); align-items: start;
}
.contact__copy { display: flex; flex-direction: column; gap: 1.1rem; }
.contact h2 { color: #fff; }
.contact .eyebrow { color: var(--mint); }
.contact .sect__sub { color: #A9C9E6; }

.form { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: flex; flex-direction: column; gap: .45rem; }
.field--full { grid-column: 1 / -1; }
.field label {
  font: 500 .72rem/1 var(--ff-mono); letter-spacing: .12em;
  text-transform: uppercase; color: #8FB4D6;
}
.field input, .field textarea {
  width: 100%; padding: .85rem 1rem; border-radius: 12px;
  border: 1px solid var(--line-deep); background: rgba(255, 255, 255, .05);
  color: #fff; font: 400 var(--s0)/1.5 var(--ff-body); resize: vertical;
  transition: border-color .25s, background .25s;
}
.field input::placeholder, .field textarea::placeholder { color: #6D93B7; }
.field input:focus, .field textarea:focus {
  border-color: var(--mint); background: rgba(255, 255, 255, .09); outline: none;
}
.field.is-bad input, .field.is-bad textarea { border-color: #E4796F; }
.form .btn { grid-column: 1 / -1; }
.form__msg { grid-column: 1 / -1; margin: 0; font-size: var(--s-1); color: var(--mint); min-height: 1.4em; }

.direct { display: flex; flex-direction: column; gap: .1rem; margin-top: 1.6rem; }
.direct li {
  display: grid; grid-template-columns: 8.5rem 1fr; gap: 1rem; align-items: baseline;
  padding: .8rem 0; border-top: 1px solid var(--line-deep); font-size: var(--s-1); color: #BFD8EE;
}
.direct li:last-child { border-bottom: 1px solid var(--line-deep); }
.direct span {
  font: 500 .68rem/1 var(--ff-mono); letter-spacing: .14em;
  text-transform: uppercase; color: #7FA6CB;
}
.direct a { text-decoration: none; color: #fff; transition: color .25s; }
.direct a:hover { color: var(--mint); }

/* ---------------------------------------------------------------- footer -- */
.foot { background: var(--deep); color: #93B4D4; padding-block: clamp(3rem, 6vw, 4.5rem) 1.5rem; }
.foot__grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2rem;
  padding-bottom: 2.5rem; border-bottom: 1px solid var(--line-deep);
}
.foot__brand img { width: auto; height: 46px; margin-bottom: 1rem; }
.foot__brand p { max-width: 34ch; font-size: var(--s-1); }
.foot h4 {
  font: 500 .72rem/1 var(--ff-mono); letter-spacing: .14em; text-transform: uppercase;
  color: #fff; margin-bottom: .9rem;
}
.foot p, .foot nav { font-size: var(--s-1); line-height: 1.9; }
.foot nav { display: flex; flex-direction: column; }
.foot a { text-decoration: none; transition: color .25s; }
.foot a:hover { color: var(--mint); }
.foot__legal {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem;
  padding-top: 1.4rem; font-size: .78rem; color: #5D82A8;
}
.foot__legal p { margin: 0; }
.foot__social { display: flex; gap: 1.1rem; margin-top: .8rem; }
.foot__social a { color: #fff; }

/* --------------------------------------------------------------- reveals -- */
.reveal { opacity: 0; transform: translateY(22px); }
.reveal.is-in {
  opacity: 1; transform: none;
  transition: opacity .8s var(--ease) var(--d, 0s), transform .8s var(--ease) var(--d, 0s);
}

/* ------------------------------------------------------------ responsive -- */
@media (max-width: 940px) {
  .hero__in, .process__grid, .purity__grid, .next__grid, .contact__grid,
  .cobrand__grid { grid-template-columns: 1fr; }
  .process__intro { position: static; }
  .hero__art { min-height: 380px; order: -1; }
  .island { position: relative; top: 0; width: min(78%, 340px); }
  .fall { bottom: -60%; }
  .foot__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 980px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card--span { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 620px) { .cards { grid-template-columns: 1fr; } }
@media (max-width: 760px) {
  .nav__links {
    position: fixed; inset: 62px 0 auto; flex-direction: column; gap: 0;
    padding: .5rem var(--pad) 1.2rem; margin: 0;
    background: rgba(240, 249, 255, .97); backdrop-filter: blur(14px);
    box-shadow: 0 20px 40px -30px rgba(8, 36, 69, .8);
    transform: translateY(-140%); transition: transform .42s var(--ease);
  }
  .nav__links.is-open { transform: none; }
  .nav__links a { padding: .85rem 0; border-bottom: 1px solid var(--line); font-size: var(--s0); }
  .nav__links a::after { display: none; }
  .nav .btn--sm { margin-left: auto; }
  .nav__toggle {
    display: flex; flex-direction: column; justify-content: center; gap: 4px;
    width: 42px; height: 38px; padding: 0 9px; border: 0; border-radius: 10px;
    background: transparent; cursor: pointer;
  }
  .nav__toggle span { height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .3s; }
  .nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .form { grid-template-columns: 1fr; }
  .label__art, .notes { grid-template-columns: 1fr; }
  .direct li { grid-template-columns: 1fr; gap: .2rem; }
  .foot__grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------- reduced motion -- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .btl::before { transform: scaleY(1); }
}