/* ===========================================================
   TOVILA WATER SOLUTIONS — shared stylesheet
   Plain CSS. No framework, no build step.
   =========================================================== */

:root {
  --ink: #081226;
  --ink-2: #05090f;
  --deep-blue: #0e3a5f;
  --mid-blue: #175a83;
  --brand-red: #9c2236;
  --red-2: #7c1a2a;
  --red-bright: #c73a4c;
  --pale: #f4f8fb;
  --paper: #ffffff;
  --mist: #6e859c;
  --line-light: rgba(8, 18, 38, 0.12);
  --home-tint: #4f9fc9;

  --display: "Fraunces", Georgia, serif;
  --body: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;

  --max: 1200px;
  --pad: clamp(1.1rem, 4vw, 2.5rem);
  --r: 14px;
  --waveh: clamp(38px, 5vw, 70px);
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img,
svg {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.08;
  margin: 0 0 0.6em;
  letter-spacing: -0.01em;
}
h1 {
  font-size: clamp(2.3rem, 5.4vw, 4.1rem);
}
h2 {
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
}
h3 {
  font-size: clamp(1.15rem, 1.8vw, 1.4rem);
}
p {
  margin: 0 0 1rem;
}

.eyebrow,
.label,
.stat-label,
.microcopy {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
}
.eyebrow {
  color: var(--brand-red);
  display: block;
  margin-bottom: 0.9rem;
}
.eyebrow.on-dark {
  color: var(--home-tint);
}
.microcopy {
  color: var(--mist);
  text-transform: none;
  letter-spacing: 0.06em;
}
.mono {
  font-family: var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}
section {
  position: relative;
}
.section {
  padding: clamp(3.4rem, 7vw, 6rem) 0;
}
.section.tight {
  padding: clamp(2.2rem, 4vw, 3.4rem) 0;
}
.lead {
  font-size: 1.1rem;
  color: #33465f;
  max-width: 62ch;
}
.center {
  text-align: center;
}
.center .lead {
  margin-inline: auto;
}
.dark {
  background: var(--ink);
  color: #e6eef6;
}
.dark .lead {
  color: #b9c7d6;
}
.dark h1,
.dark h2,
.dark h3 {
  color: #fff;
}
.deep {
  background: var(--deep-blue);
  color: #eaf2f8;
}
.pale {
  background: var(--pale);
}
.flag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(199, 58, 76, 0.12);
  color: var(--red-2);
  border: 1px dashed var(--red-bright);
  border-radius: 999px;
  padding: 0.25rem 0.6rem;
  margin-bottom: 0.7rem;
}

/* --------------------------- scroll progress ------------------------ */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0;
  background: var(--red-bright);
  z-index: 120;
  transition: width 0.08s linear;
}

/* ------------------------------- nav -------------------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-light);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  min-height: 74px;
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex: 0 0 auto;
}
.logo-img {
  height: 48px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.logo:hover .logo-img {
  transform: scale(1.04);
}
#mobile-menu .logo-img,
.m-top .logo-img {
  height: 40px;
  width: auto;
}
.site-footer .logo .logo-img,
.site-footer .logo-img {
  height: 54px;
  width: auto;
}
.logo .wm {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.16rem;
  letter-spacing: 0.01em;
  line-height: 1;
}
.logo .wm small {
  display: block;
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  color: var(--mist);
  margin-top: 3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
  list-style: none;
  padding: 0;
}
.nav-links a,
.nav-links button.drop-toggle {
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--ink);
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: var(--body);
}
.nav-links a:hover,
.nav-links button.drop-toggle:hover {
  background: rgba(8, 18, 38, 0.06);
}
.nav-links a.btn {
  background: var(--brand-red);
  color: #fff;
}
.nav-links a.btn:hover {
  background: var(--brand-red);
}
.nav-links a[aria-current="page"] {
  color: var(--brand-red);
}

/* --------------------------- breadcrumbs --------------------------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}
.breadcrumb a {
  color: var(--home-tint);
  text-decoration: none;
  transition: opacity 0.2s ease;
}
.breadcrumb a:hover {
  text-decoration: underline;
  opacity: 0.85;
}
.breadcrumb .sep {
  opacity: 0.45;
  color: inherit;
}
.breadcrumb .curr {
  color: inherit;
  opacity: 0.9;
}
.drop {
  position: relative;
}
.drop-toggle::after {
  content: "▾";
  margin-left: 0.35rem;
  font-size: 0.7rem;
  color: var(--mist);
}
.drop-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 250px;
  background: #fff;
  border: 1px solid var(--line-light);
  border-radius: 12px;
  box-shadow: 0 18px 40px rgba(8, 18, 38, 0.14);
  padding: 0.5rem;
  list-style: none;
  margin: 0;
  display: none;
}
.drop.open .drop-menu {
  display: block;
}
.drop-menu a {
  display: block;
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
}
.nav-cta {
  margin-left: 0.6rem;
}
.hamburger {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid var(--line-light);
  border-radius: 10px;
  padding: 0.5rem 0.6rem;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  margin: 4px 0;
}

#mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--ink);
  color: #fff;
  z-index: 110;
  display: none;
  flex-direction: column;
  padding: 1.2rem var(--pad) 2rem;
  overflow: auto;
}
#mobile-menu.open {
  display: flex;
}
#mobile-menu .m-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
#mobile-menu .m-close {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  border-radius: 10px;
  padding: 0.45rem 0.7rem;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}
#mobile-menu nav {
  margin-top: 2rem;
  display: grid;
  gap: 0.2rem;
}
#mobile-menu a {
  font-family: var(--display);
  font-size: 1.5rem;
  text-decoration: none;
  padding: 0.45rem 0;
  color: #fff;
}
#mobile-menu .m-group {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--home-tint);
  margin: 1.4rem 0 0.3rem;
}

/* ----------------------------- buttons ------------------------------ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--body);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  background: var(--brand-red);
  color: #fff;
}
.btn span {
  position: relative;
  z-index: 2;
}
/* liquid hover: radial clip-path fill */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--red-bright);
  clip-path: circle(0% at 50% 120%);
  transition: clip-path 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn:hover::before,
.btn:focus-visible::before {
  clip-path: circle(150% at 50% 120%);
}
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-light);
}
.btn.ghost::before {
  background: var(--ink);
}
.btn.ghost:hover,
.btn.ghost:focus-visible {
  color: #fff;
}
.btn.on-dark {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}
.btn.on-dark::before {
  background: #fff;
}
.btn.on-dark:hover,
.btn.on-dark:focus-visible {
  color: var(--ink);
}
.btn.sm {
  padding: 0.6rem 1rem;
  font-size: 0.82rem;
}
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--red-bright);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ------------------------------ waves ------------------------------- */
.wave {
  display: block;
  width: 100%;
  height: var(--waveh);
  position: relative;
  z-index: 1;
  margin-top: calc(-1 * var(--waveh));
  margin-bottom: -1px;
  pointer-events: none;
}
.wave-flip {
  transform: rotate(180deg);
}

/* ------------------------------ hero -------------------------------- */
.hero {
  background:
    radial-gradient(1000px 520px at 78% -10%, rgba(79, 159, 201, 0.34), transparent 60%),
    linear-gradient(160deg, var(--ink) 0%, var(--ink-2) 58%, var(--deep-blue) 100%);
  color: #fff;
  padding: clamp(3.6rem, 9vw, 7rem) 0 clamp(3rem, 6vw, 5rem);
}
.hero h1 {
  max-width: 19ch;
}
.hero .lead {
  color: #c4d3e2;
  font-size: 1.16rem;
}
.pillar-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  margin-top: 2.6rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #9fb6ca;
}
.banner {
  color: #fff;
  padding: clamp(3rem, 7vw, 5.4rem) 0;
}
.banner.residential {
  background: linear-gradient(150deg, #0e3a5f, #4f9fc9);
}
.banner.commercial {
  background: linear-gradient(150deg, var(--ink), var(--mid-blue));
}
.banner.industrial {
  background: linear-gradient(150deg, var(--ink-2), var(--deep-blue));
}
.banner.training {
  background: linear-gradient(150deg, var(--ink), var(--brand-red));
}
.banner.csr {
  background: linear-gradient(150deg, var(--red-2), var(--brand-red));
}
.banner.plain {
  background: linear-gradient(150deg, var(--ink), var(--deep-blue));
}
.banner .lead {
  color: rgba(255, 255, 255, 0.84);
}

/* ------------------------------ grids ------------------------------- */
.grid {
  display: grid;
  gap: 1.1rem;
}
.g2 {
  grid-template-columns: repeat(2, 1fr);
}
.g3 {
  grid-template-columns: repeat(3, 1fr);
}
.g4 {
  grid-template-columns: repeat(4, 1fr);
}
.g5 {
  grid-template-columns: repeat(5, 1fr);
}
.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.4rem, 4vw, 3rem);
  align-items: center;
}

/* ------------------------------ cards ------------------------------- */
.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line-light);
  border-radius: var(--r);
  padding: 1.5rem;
  overflow: hidden;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
  text-decoration: none;
  color: inherit;
  display: block;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 44px rgba(8, 18, 38, 0.11);
  border-color: rgba(8, 18, 38, 0.2);
}
.card h3 {
  margin-bottom: 0.4rem;
}
.card p {
  color: #41546c;
  font-size: 0.95rem;
  margin-bottom: 0;
}
.card .accent-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--mid-blue);
}
.card.pad-l {
  padding-left: 1.9rem;
}
.icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--pale);
  margin-bottom: 1rem;
  font-size: 1.15rem;
}
.card .more {
  display: inline-block;
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-red);
  position: relative;
  z-index: 2;
}
.bullets {
  margin: 0.8rem 0 0;
  padding-left: 1.1rem;
  color: #41546c;
  font-size: 0.9rem;
}
.bullets li {
  margin-bottom: 0.25rem;
}

/* droplet card hover reveal */
.droplet {
  position: relative;
}
.droplet .drop-reveal {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1rem 1.5rem 1.3rem;
  background: linear-gradient(180deg, rgba(14, 58, 95, 0), var(--deep-blue) 55%);
  color: #eaf2f8;
  font-size: 0.88rem;
  clip-path: circle(0% at 50% 100%);
  transition: clip-path 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}
.droplet:hover .drop-reveal,
.droplet:focus-within .drop-reveal {
  clip-path: circle(160% at 50% 100%);
}

/* accent variants (weights of the two brand colours only) */
.a-residential .accent-bar,
.a-residential .icon {
  background: var(--home-tint);
  color: #fff;
}
.a-commercial .accent-bar,
.a-commercial .icon {
  background: var(--mid-blue);
  color: #fff;
}
.a-industrial .accent-bar,
.a-industrial .icon {
  background: var(--deep-blue);
  color: #fff;
}
.a-training .accent-bar,
.a-training .icon {
  background: var(--brand-red);
  color: #fff;
}
.a-residential .more {
  color: var(--mid-blue);
}
.a-commercial .more {
  color: var(--mid-blue);
}
.a-industrial .more {
  color: var(--deep-blue);
}

/* stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.stat {
  border-top: 2px solid var(--red-bright);
  padding-top: 0.9rem;
}
.stat .n {
  font-family: var(--display);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1;
}
.stat .stat-label {
  color: var(--mist);
  display: block;
  margin-top: 0.4rem;
}
.dark .stat .stat-label {
  color: #93a7ba;
}

/* anchor / contrast blocks */
.anchor-block {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1.4rem;
  align-items: center;
}
.anchor-big .n {
  font-family: var(--display);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--red-bright);
}
.anchor-small .n {
  font-family: var(--display);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 700;
  line-height: 1;
}
.vs {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--mist);
}

/* steps / process */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  counter-reset: s;
}
.step {
  border-top: 1px solid var(--line-light);
  padding-top: 1rem;
}
.step .num {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--brand-red);
}
.step h3 {
  font-size: 1.15rem;
  margin: 0.4rem 0 0.3rem;
}
.step p {
  font-size: 0.9rem;
  color: #41546c;
}

/* pathway diagram */
.pathway {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.6rem;
  margin-top: 1.4rem;
}
.stage {
  border: 1px solid var(--line-light);
  border-radius: 12px;
  padding: 1rem;
  background: #fff;
  transition:
    background 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease,
    transform 0.3s ease;
  text-align: left;
  font: inherit;
  cursor: pointer;
}
.stage .mono {
  color: var(--mist);
  display: block;
  margin-bottom: 0.4rem;
}
.stage strong {
  font-family: var(--display);
  font-size: 1.05rem;
}
.stage.on {
  background: var(--brand-red);
  color: #fff;
  border-color: var(--brand-red);
  transform: translateY(-3px);
}
.stage.on .mono {
  color: rgba(255, 255, 255, 0.75);
}
.stage.dim {
  opacity: 0.5;
}

/* filter pills (liquid morph) */
.pills {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.3rem 0 1.4rem;
  scrollbar-width: none;
}
.pills::-webkit-scrollbar {
  display: none;
}
.pill {
  position: relative;
  flex: 0 0 auto;
  border: 1px solid var(--line-light);
  background: #fff;
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  cursor: pointer;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}
.pill span {
  position: relative;
  z-index: 2;
}
.pill::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--ink);
  clip-path: circle(0% at 50% 120%);
  transition: clip-path 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.pill:hover::before,
.pill:focus-visible::before {
  clip-path: circle(150% at 50% 120%);
}
.pill:hover,
.pill:focus-visible {
  color: #fff;
}
.pill.on {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

/* ------------------------- reveal animation ------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* ------------------------------ forms ------------------------------- */
.formcard {
  background: #fff;
  border: 1px solid var(--line-light);
  border-radius: 18px;
  padding: clamp(1.3rem, 3vw, 2.2rem);
  max-width: 760px;
}
.progress-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}
.progress-track {
  height: 7px;
  border-radius: 999px;
  background: var(--pale);
  margin: 0.8rem 0 1.4rem;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0;
  background: var(--red-bright);
  transition: width 0.5s ease;
}
.done-step {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid-blue);
  background: rgba(23, 90, 131, 0.09);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  display: inline-block;
  margin-bottom: 1rem;
}
.field {
  margin-bottom: 1.1rem;
}
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0.4rem;
}
input,
select,
textarea {
  width: 100%;
  font-family: var(--body);
  font-size: 1rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line-light);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
}
textarea {
  min-height: 120px;
  resize: vertical;
}
.prefilled {
  border-color: var(--mid-blue);
  background: rgba(23, 90, 131, 0.05);
}
.hint {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid-blue);
  margin-top: 0.35rem;
  display: block;
}
.radios {
  display: grid;
  gap: 0.5rem;
}
.radio {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  border: 1px solid var(--line-light);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  cursor: pointer;
  background: var(--paper);
}
.radio input {
  width: auto;
  margin-top: 0.25rem;
}
.radio.is-default {
  border-color: var(--mid-blue);
  background: rgba(23, 90, 131, 0.05);
}
.radio small {
  display: block;
  color: var(--mist);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.step-panel {
  display: none;
}
.step-panel.active {
  display: block;
}
.form-nav {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}
.form-note {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--mist);
  margin-top: 1rem;
  text-transform: uppercase;
}
.form-success {
  display: none;
  border: 1px solid var(--mid-blue);
  background: rgba(23, 90, 131, 0.06);
  border-radius: 14px;
  padding: 1.2rem;
}
.form-success.show {
  display: block;
}

/* toggle chips (IKEA effect) */
.toggles {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.7rem;
}
.toggle {
  border: 1px solid var(--line-light);
  background: #fff;
  border-radius: 14px;
  padding: 1rem;
  cursor: pointer;
  text-align: left;
  font: inherit;
  transition: all 0.3s ease;
}
.toggle .t-ico {
  font-size: 1.4rem;
}
.toggle strong {
  display: block;
  font-family: var(--display);
  font-size: 1rem;
  margin-top: 0.5rem;
}
.toggle.on {
  border-color: var(--home-tint);
  background: rgba(79, 159, 201, 0.12);
  transform: translateY(-3px);
}
.toggle .t-state {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
}
.toggle.on .t-state {
  color: var(--mid-blue);
}
.builder {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 1.4rem;
  align-items: start;
}
.summary {
  background: var(--ink);
  color: #fff;
  border-radius: 18px;
  padding: 1.4rem;
  position: sticky;
  top: 96px;
}
.summary .slots {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0;
}
.slot {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 0.6rem 0.8rem;
  font-size: 0.9rem;
  animation: slotin 0.45s ease;
}
@keyframes slotin {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.slot .s-ico {
  font-size: 1.1rem;
}
.slot-empty {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8fa6ba;
}

/* tiers */
.tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  align-items: start;
}
.tier {
  border: 1px solid var(--line-light);
  border-radius: 16px;
  padding: 1.4rem;
  background: #fff;
}
.tier.feature {
  grid-column: span 3;
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.6rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
}
.tier.feature h3 {
  color: #fff;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
}
.tier .tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--brand-red);
  color: #fff;
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  margin-bottom: 0.8rem;
}
.tier ul {
  margin: 0.6rem 0 0;
  padding-left: 1.1rem;
  font-size: 0.92rem;
  color: #41546c;
}
.tier.feature ul {
  color: #c4d3e2;
}

/* quiz */
.quiz-result {
  display: none;
  margin-top: 1.4rem;
  border-left: 4px solid var(--home-tint);
  background: #fff;
  border-radius: 14px;
  padding: 1.3rem;
}
.quiz-result.show {
  display: block;
  animation: slotin 0.5s ease;
}
.quiz-result ul {
  padding-left: 1.1rem;
}
.after-value {
  display: none;
  margin-top: 1.2rem;
}
.after-value.show {
  display: block;
  animation: slotin 0.6s ease;
}

/* video block */
.video-ph {
  aspect-ratio: 16/9;
  border-radius: 18px;
  background:
    radial-gradient(600px 300px at 30% 20%, rgba(199, 58, 76, 0.35), transparent 60%),
    linear-gradient(150deg, var(--ink), var(--ink-2));
  display: grid;
  place-items: center;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.play {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: var(--brand-red);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1.4rem;
  border: 0;
  cursor: pointer;
}

/* tabs */
.tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.4rem;
}
.tab {
  border: 1px solid var(--line-light);
  background: #fff;
  border-radius: 12px;
  padding: 0.9rem 1.1rem;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.tab.on {
  background: var(--brand-red);
  color: #fff;
  border-color: var(--brand-red);
}

/* ------------------------------ footer ------------------------------ */
.site-footer {
  background: var(--ink-2);
  color: #b9c7d6;
  padding: clamp(2.6rem, 6vw, 4.4rem) 0 1.6rem;
  font-size: 0.92rem;
}
.site-footer h4 {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 0.9rem;
}
.f-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.7fr 1.2fr;
  gap: 1.8rem;
}
.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.45rem;
}
.site-footer a {
  text-decoration: none;
}
.site-footer a:hover {
  color: #fff;
}
.socials {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}
.socials a {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  font-family: var(--mono);
}
.f-contact {
  margin-top: 1.2rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  line-height: 2;
  text-transform: none;
}
.news {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.8rem;
}
.news input {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.18);
  color: #fff;
}
.f-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 2.2rem;
  padding-top: 1.1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7d90a4;
}

/* ---------------------------- responsive ---------------------------- */
@media (max-width: 1050px) {
  .g5,
  .toggles,
  .pathway,
  .steps,
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .g4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .builder {
    grid-template-columns: 1fr;
  }
  .summary {
    position: static;
  }
  .f-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 900px) {
  .nav-links {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .split {
    grid-template-columns: 1fr;
  }
  .tier.feature {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  body {
    font-size: 16px;
  }
  .g2,
  .g3,
  .g4,
  .g5,
  .tiers,
  .toggles,
  .pathway,
  .steps,
  .stats {
    grid-template-columns: 1fr;
  }
  .tier.feature {
    grid-column: span 1;
  }
  .anchor-block {
    grid-template-columns: 1fr;
  }
  .f-grid {
    grid-template-columns: 1fr;
  }
}

/* ------------------------ reduced motion ---------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
  .btn::before,
  .pill::before {
    clip-path: none;
    display: none;
  }
  .droplet .drop-reveal {
    clip-path: none;
  }
  #scroll-progress {
    display: none;
  }
}