.storage-v2-page { background: var(--surface); }
.storage-v2-page .site-header { background: var(--tank-blue-dark); }
.storage-v2-page.menu-open .site-header { position: fixed; }

.ss2-label,
.ss2-eyebrow {
  margin: 0;
  color: var(--infra-blue);
  font-size: var(--eyebrow-size);
  font-weight: var(--eyebrow-weight);
  letter-spacing: var(--label-track);
  line-height: 1.3;
  text-transform: uppercase;
}

/* --- 3.1 Hero ------------------------------------------------------------ */
.ss2-hero {
  position: relative;
  display: grid;
  min-height: 100dvh;
  overflow: hidden;
  background: var(--tank-blue-dark);
  color: var(--surface);
}

.ss2-hero__media {
  position: relative;
  min-height: 42dvh;
  display: grid;
  place-items: center;
  padding: 100px 20px 30px;
  background: var(--placeholder-deep);
}

.ss2-hero__media img,
.ss2-intro__media img,
.ss2-tank-type__media img,
.ss2-control__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.ss2-hero__media img { object-position: 50% 52%; }

.ss2-hero__content {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 42px 54px;
}

.ss2-eyebrow { color: var(--cyan); }

.ss2-hero h1 {
  max-width: 820px;
  margin: 16px 0 20px;
  color: inherit;
  font-family: "Biennale", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: clamp(43px, 11vw, 96px);
  font-style: italic;
  font-weight: 900;
  letter-spacing: -.045em;
  line-height: 1.02;
}

.ss2-hero__lead {
  max-width: 590px;
  margin: 0;
  color: var(--placeholder);
  font-size: 18px;
  line-height: 1.55;
}

.ss2-hero__actions { display: flex; flex-direction: column; align-items: stretch; gap: 10px; margin-top: 28px; }
.ss2-hero__actions .button-link { width: 100%; min-width: 0; }
.ss2-hero__ghost { color: var(--surface); }
.ss2-hero__ghost:hover { background: var(--surface); color: var(--tank-blue-dark); }

/* --- 3.2 Figures: value on top, label below, values aligned ------------- */
.ss2-facts { padding-block: 58px; }
.ss2-facts__title { margin: 0 0 22px; color: var(--tank-blue); font-size: 22px; font-weight: 800; line-height: 1.2; }
.ss2-facts__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0; border-top: var(--hairline) solid var(--line); }
.ss2-facts__grid > div { display: flex; flex-direction: column-reverse; justify-content: flex-end; min-width: 0; padding: 24px 12px 24px 0; border-bottom: var(--hairline) solid var(--line); }
.ss2-facts__grid > div:nth-child(odd) { border-right: var(--hairline) solid var(--line); }
.ss2-facts__grid > div:nth-child(even) { padding-left: 14px; }
.ss2-facts dt { margin-top: 10px; color: var(--muted); font-size: 13px; line-height: 1.4; }
/* The embedded Biennale face is a demo cut without the digit 4, so figures use the sans face. */
.ss2-facts dd { margin: 0; color: var(--tank-blue); font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: clamp(28px, 8vw, 40px); font-style: normal; font-weight: 800; letter-spacing: -.02em; line-height: 1.05; overflow-wrap: anywhere; }
.ss2-facts dd span { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: .42em; font-style: normal; font-weight: 800; letter-spacing: 0; white-space: nowrap; }

/* --- 3.3 Role in the supply chain --------------------------------------- */
.ss2-intro { padding-block: 30px 86px; }
.ss2-intro__grid { display: grid; gap: 42px; }
.ss2-intro__media { position: relative; min-height: 400px; overflow: hidden; background: var(--placeholder); }
.ss2-intro__media img { object-position: 50% 48%; }
.ss2-intro__copy h2,
.ss2-products h2,
.ss2-dispatch h2,
.ss2-systems h2,
.ss2-control h2,
.ss2-request h2 {
  margin: 16px 0 22px;
  color: var(--tank-blue);
  font-family: "Biennale", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: clamp(38px, 9vw, 68px);
  font-style: italic;
  font-weight: 900;
  letter-spacing: -.035em;
  line-height: 1.05;
}
.ss2-request h2 { margin-top: 0; }
.ss2-intro__copy > p:not(.ss2-label) { max-width: 58ch; margin: 0 0 18px; color: var(--muted); }

/* --- 3.4 Tank designs: four cards ---------------------------------------- */
.ss2-products { padding-block: 82px; background: var(--soft-blue); }
.ss2-products__heading { max-width: 780px; }
.ss2-products__heading > p:last-child { max-width: 62ch; color: var(--muted); }
.ss2-product-matrix { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2px; margin-top: 44px; background: var(--line); }
.ss2-tank-type { display: grid; grid-template-rows: auto 1fr; background: var(--surface); }
.ss2-tank-type__media { position: relative; min-height: 210px; overflow: hidden; background: var(--placeholder); }
.ss2-tank-type__media img { object-position: center; }
.ss2-tank-type:nth-child(2) .ss2-tank-type__media img { object-position: 50% 60%; }
.ss2-tank-type:nth-child(3) .ss2-tank-type__media img { object-position: 50% 42%; }
.ss2-tank-type:nth-child(4) .ss2-tank-type__media img { object-position: 44% 54%; }
.ss2-tank-type__body { display: flex; flex-direction: column; padding: 24px; }
.ss2-tank-type h3 { margin: 0; color: var(--tank-blue); font-size: 20px; line-height: 1.2; }
.ss2-tank-type__body p { margin: 14px 0 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
.ss2-tank-type__body .ss2-tank-type__count { margin-top: auto; padding-top: 20px; color: var(--infra-blue); font-family: "Biennale", "Helvetica Neue", sans-serif; font-size: 30px; font-style: italic; font-weight: 900; line-height: 1; }
.ss2-note { max-width: 70ch; margin: 28px 0 0; padding-left: 16px; border-left: 3px solid var(--cyan); color: var(--muted); font-size: 14px; }

/* --- 3.5 Receipt and dispatch ------------------------------------------- */
.ss2-dispatch { padding-block: 86px; }
.ss2-dispatch__grid { display: grid; gap: 40px; }
.ss2-dispatch__routes { margin: 0; padding: 0; list-style: none; counter-reset: route; border-top: var(--hairline) solid var(--line); }
.ss2-dispatch__routes li { position: relative; padding: 26px 0 26px 46px; border-bottom: var(--hairline) solid var(--line); counter-increment: route; }
.ss2-dispatch__routes li::before { content: "0" counter(route); position: absolute; inset: 27px auto auto 0; color: var(--infra-blue); font-size: 11px; font-weight: 800; }
.ss2-dispatch__routes h3 { margin: 0; color: var(--tank-blue); font-size: 20px; line-height: 1.2; }
.ss2-dispatch__routes p { margin: 8px 0 0; color: var(--muted); }
.ss2-dispatch__routes .text-action { margin-top: 12px; }

/* --- 3.6 Supporting systems --------------------------------------------- */
.ss2-systems { padding-block: 86px; background: var(--tank-blue); color: var(--surface); }
.ss2-systems .ss2-label { color: var(--cyan); }
.ss2-systems h2 { color: inherit; }
.ss2-systems__intro { max-width: 62ch; margin: 0; color: var(--placeholder); }
.ss2-systems__grid { display: grid; gap: 32px; margin-top: 40px; }
.ss2-systems__index { margin: 0; padding: 0; list-style: none; border-top: var(--hairline) solid var(--infra-blue); }
.ss2-systems__index li { margin: 0; padding-block: 16px; border-bottom: var(--hairline) solid var(--infra-blue); font-size: 15px; font-weight: 700; line-height: 1.45; }
.ss2-swro { display: flex; align-items: flex-end; min-height: 220px; padding: 30px; border: var(--hairline) solid var(--infra-blue); border-top: 5px solid var(--cyan); }
.ss2-swro p { margin: 0; color: var(--surface); font-size: 24px; font-weight: 800; line-height: 1.3; }

/* --- 3.7 Control and asset care ----------------------------------------- */
.ss2-control { display: grid; }
.ss2-control__media { position: relative; min-height: 420px; overflow: hidden; background: var(--placeholder-deep); }
.ss2-control__media img { object-position: 52% center; }
.ss2-control__content { padding: 72px 20px; }
.ss2-control__content ul { margin: 34px 0 0; padding: 0; list-style: none; border-top: var(--hairline) solid var(--line); }
.ss2-control__content li { padding-block: 18px; border-bottom: var(--hairline) solid var(--line); }
.ss2-control__item-title { margin: 0 0 6px; color: var(--tank-blue); font-size: 17px; font-weight: 800; line-height: 1.3; }
.ss2-control__item-title:empty { display: none; }
.ss2-control__content li p { margin: 0; color: var(--muted); }

/* --- 3.8 Enquiry ---------------------------------------------------------- */
.ss2-request { padding-block: 86px; }
.ss2-request__grid { display: grid; gap: 46px; }
.ss2-request__body { max-width: 56ch; margin: 0 0 28px; color: var(--muted); }
.ss2-request__docs { align-self: start; padding: 30px; border: var(--hairline) solid var(--line); background: var(--soft-blue); }
.ss2-request__docs ul { margin: 18px 0 0; padding: 0; list-style: none; border-top: var(--hairline) solid var(--line); }
.ss2-request__docs li { padding-block: 15px; border-bottom: var(--hairline) solid var(--line); color: var(--tank-blue); font-weight: 700; }

/* --- Thai ----------------------------------------------------------------- */
html[data-language="th"] .ss2-label,
html[data-language="th"] .ss2-eyebrow { font-size: var(--eyebrow-size-th); letter-spacing: 0; text-transform: none; }
html[data-language="th"] .ss2-hero h1 { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-size: var(--th-h1); font-style: normal; letter-spacing: 0; line-height: 1; }
html[data-language="th"] .ss2-hero__lead { font-size: var(--th-lead); }
html[data-language="th"] .ss2-facts__title { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-size: var(--th-title); }
html[data-language="th"] .ss2-facts dd { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-style: normal; letter-spacing: 0; }
html[data-language="th"] .ss2-facts dd span { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-size: .5em; }
html[data-language="th"] .ss2-facts dt { font-size: var(--th-body-sm); }
html[data-language="th"] .ss2-intro__copy h2,
html[data-language="th"] .ss2-products h2,
html[data-language="th"] .ss2-dispatch h2,
html[data-language="th"] .ss2-systems h2,
html[data-language="th"] .ss2-control h2,
html[data-language="th"] .ss2-request h2 { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-size: var(--th-h2); font-style: normal; letter-spacing: 0; line-height: 1.05; }
html[data-language="th"] .ss2-tank-type h3,
html[data-language="th"] .ss2-dispatch__routes h3 { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-size: var(--th-title); line-height: 1.1; }
html[data-language="th"] .ss2-tank-type__body .ss2-tank-type__count { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-style: normal; font-size: 34px; }
html[data-language="th"] .ss2-control__item-title { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-size: var(--th-title-sm); line-height: 1.1; }
html[data-language="th"] .ss2-tank-type__body p,
html[data-language="th"] .ss2-note { font-size: var(--th-body-sm); }
html[data-language="th"] .ss2-systems__index li { font-size: var(--th-body); line-height: 1.35; }
html[data-language="th"] .ss2-swro p { font-family: "DB Helvethaica X", Tahoma, sans-serif; font-size: var(--th-title); line-height: 1.15; }
html[data-language="th"] .ss2-request__docs li { font-size: var(--th-body); }
html[data-language="th"] .ss2-dispatch__routes li::before { font-size: var(--th-micro); letter-spacing: 0; }

@media (min-width: 720px) {
  .ss2-label,
  .ss2-eyebrow { font-size: 12px; }
  .ss2-hero__actions { flex-direction: row; align-items: center; }
  .ss2-hero__actions .button-link { width: auto; }
  .ss2-facts__grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .ss2-facts__grid > div { padding: 30px 20px; border-right: var(--hairline) solid var(--line); }
  .ss2-facts__grid > div:first-child { padding-left: 0; }
  .ss2-facts__grid > div:nth-child(even) { padding-left: 20px; }
  .ss2-facts__grid > div:last-child { border-right: 0; }
  .ss2-facts dd { font-size: clamp(28px, 2.9vw, 44px); }
  .ss2-intro__grid { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); align-items: center; gap: 8vw; }
  .ss2-intro__media { min-height: 620px; }
  .ss2-product-matrix { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ss2-dispatch__grid { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 8vw; }
  .ss2-systems__grid { grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr); align-items: stretch; }
  .ss2-control { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); min-height: 720px; }
  .ss2-control__media { min-height: 100%; }
  .ss2-control__content { align-self: center; padding: 70px clamp(32px, 6vw, 110px); }
  .ss2-request__grid { grid-template-columns: minmax(0, 1fr) minmax(300px, .72fr); align-items: start; gap: 9vw; }
}

@media (min-width: 720px) and (max-width: 1023px) {
  /* four figures in one row are too narrow for the Thai labels here */
  .ss2-facts__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ss2-facts__grid > div:nth-child(2) { border-right: 0; }
  .ss2-facts__grid > div:nth-child(3) { padding-left: 0; }
  .ss2-facts dd { font-size: clamp(34px, 5.4vw, 50px); }
  .ss2-control { grid-template-columns: 1fr; min-height: 0; }
  .ss2-control__media { min-height: 460px; }
}

@media (min-width: 1024px) {
  .ss2-hero { min-height: 760px; }
  .ss2-hero__media { position: absolute; inset: 0; min-height: 100%; place-items: end end; padding: 40px; }
  .ss2-hero__media::after { content: ""; position: absolute; z-index: 1; inset: 0 48% 0 0; background: var(--tank-blue-dark); }
  .ss2-hero__content { position: relative; z-index: 2; justify-content: center; padding-block: 120px 70px; }
  .ss2-hero h1 { max-width: 690px; font-size: clamp(56px, 6.2vw, 88px); }
  .ss2-hero__lead { max-width: 530px; }
  .ss2-intro__media { margin-left: 7vw; }
  .ss2-products { padding-block: 118px; }
  .ss2-product-matrix { margin-left: 8vw; }
  .ss2-dispatch,
  .ss2-systems,
  .ss2-request { padding-block: 118px; }
}

/* Thai hero heading must stay inside the dark half beside the photo. */
@media (min-width: 1024px) {
  html[data-language="th"] .ss2-hero h1 { max-width: 46vw; font-size: clamp(52px, 5.4vw, 84px); }
  html[data-language="th"] .ss2-hero__lead { max-width: 44vw; }
}

/* Thai heading phrases must fit their column (see js/prototype.js). */
@media (max-width: 719px) {
  html[data-language="th"] .ss2-systems h2 { font-size: clamp(27px, 7.6vw, 34px); }
}
@media (min-width: 720px) and (max-width: 1023px) {
  html[data-language="th"] .ss2-intro__copy h2,
  html[data-language="th"] .ss2-products h2,
  html[data-language="th"] .ss2-dispatch h2,
  html[data-language="th"] .ss2-systems h2,
  html[data-language="th"] .ss2-control h2,
  html[data-language="th"] .ss2-request h2 { font-size: 5.6vw; }
  .ss2-request__grid { grid-template-columns: 1fr; }
}
@media (min-width: 1024px) {
  .ss2-control { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .ss2-control__content { padding-inline: clamp(32px, 4vw, 90px); }
  html[data-language="th"] .ss2-control h2 { font-size: clamp(44px, 3.9vw, 60px); }
  html[data-language="th"] .ss2-request h2 { font-size: clamp(46px, 4.4vw, 64px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}