/* ═══════════════════════════════════════════════
   TRITON Method Page — Page-Specific Styles
   Uses global.css components: .s-pad, .s-inner, .section-ey,
   .section-h, .section-body, .g-2, .btn, .card, .faq-*, .icon-box,
   .hero-*, .num-*, .deco-n, .bq, .pill, .acc, .breadcrumb, .footer
   ═══════════════════════════════════════════════ */


/* ════════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════════ */
.method-hero .hero-t {
  font-size: clamp(3rem, 6.5vw, 6rem);
  max-width: 18ch;
}


/* ════════════════════════════════════════════════
   JUMP NAVIGATION — sticky section nav
   ════════════════════════════════════════════════ */
.method-jump {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(1, 24, 39, .92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(133, 255, 199, .06);
  padding: .7rem 0;
  transition: opacity .3s;
}

.method-jump-inner {
  max-width: var(--section-max);
  margin: 0 auto;
  padding: 0 var(--section-pad);
  display: flex;
  gap: .4rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.method-jump-inner::-webkit-scrollbar { display: none; }

.jump-link {
  font-family: var(--h);
  font-weight: 700;
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .4);
  padding: .5rem 1rem;
  white-space: nowrap;
  transition: color .3s, background .3s;
  border-radius: 4px;
}
.jump-link:hover { color: rgba(255, 255, 255, .8); }
.jump-link.active {
  color: var(--aq);
  background: rgba(133, 255, 199, .08);
}


/* ════════════════════════════════════════════════
   EMPATHY
   ════════════════════════════════════════════════ */
.empathy {
  background: linear-gradient(180deg, var(--bp) 0%, rgba(3, 47, 79, .5) 100%);
}

.empathy .section-body { margin-bottom: 1rem; }

.empathy-resolve {
  display: flex;
  gap: 1.5rem;
  padding: 2rem 2.5rem;
  background: rgba(0, 100, 102, .15);
  border: 1px solid rgba(133, 255, 199, .2);
  margin-top: 2rem;
}
.resolve-icon {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: 50%;
  background: rgba(133, 255, 199, .1);
  border: 2px solid rgba(133, 255, 199, .3);
  display: grid;
  place-items: center;
}
.resolve-icon i { font-size: 1.4rem; color: var(--aq); }
.empathy-resolve p { font-size: 1.1rem; line-height: 1.7; color: rgba(255, 255, 255, .85); }
.empathy-resolve strong { color: var(--aq); }

.empathy-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
.empathy-cards .card i {
  display: block;
  margin-bottom: .8rem;
  font-size: 1.6rem;
  color: var(--aq);
  opacity: .7;
}


/* ════════════════════════════════════════════════
   HOW IT WORKS
   ════════════════════════════════════════════════ */
.how-it-works {
  background: var(--mr);
}

/* Two Pillars */
.method-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 0;
}

.method-pillar {
  padding: clamp(2rem, 3.5vw, 3rem);
  background: rgba(1, 24, 39, .5);
  border: 1px solid rgba(133, 255, 199, .12);
  border-top: 3px solid var(--aq);
  border-radius: 12px;
  transition: all .4s;
}
.method-pillar:hover {
  border-color: rgba(133, 255, 199, .25);
  border-top-color: var(--aq);
  background: rgba(1, 24, 39, .7);
}

.method-pillar-icon {
  margin-bottom: 1.5rem;
  border-radius: 12px;
}

.method-pillar h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 1rem;
}

.method-pillar p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, .72);
  margin-bottom: 1.5rem;
}

.method-pillar .method-step-link {
  display: inline-flex;
}

/* Pillars connection element */
.method-pillars-connect {
  text-align: center;
  padding: clamp(2rem, 4vw, 3rem) 2rem;
  position: relative;
}
.method-pillars-connect::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: clamp(1rem, 2vw, 1.5rem);
  background: rgba(133, 255, 199, .2);
}
.method-pillars-connect p {
  font-family: var(--h);
  font-weight: 300;
  font-size: clamp(1.15rem, 1.6vw, 1.4rem);
  color: rgba(255, 255, 255, .7);
  max-width: 50ch;
  margin: 0 auto;
  line-height: 1.6;
}
.method-pillars-connect strong {
  color: var(--aq);
  font-weight: 700;
}

/* Cycle sub-header */
.method-cycle-hdr {
  text-align: center;
  margin-top: clamp(3rem, 6vw, 5rem);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.method-cycle-hdr h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  text-transform: uppercase;
  letter-spacing: .03em;
  margin-bottom: .8rem;
}
.method-cycle-hdr > p:last-child {
  font-size: 1.1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, .6);
  max-width: 50ch;
  margin: 0 auto;
}

/* 3-step process */
.method-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.method-step {
  position: relative;
  padding: clamp(2.5rem, 4vw, 3.5rem);
  border-right: 1px solid rgba(133, 255, 199, .06);
  transition: background .3s;
}
.method-step:last-child { border-right: none; }
.method-step:hover { background: rgba(0, 100, 102, .08); }

.method-step-n {
  font-size: 6rem;
  opacity: .07;
  position: absolute;
  top: 1rem;
  right: 1.5rem;
}

.method-step-icon {
  margin-bottom: 1.5rem;
  border-radius: 12px;
}

.method-step h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 1rem;
}

.method-step p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, .68);
  margin-bottom: 1.5rem;
}

.method-step-link {
  font-family: var(--h);
  font-weight: 700;
  font-size: .88rem;
  color: var(--aq);
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  transition: gap .3s;
}
.method-step-link:hover { gap: .8rem; }
.method-step-link i { font-size: .8rem; transition: transform .3s; }
.method-step-link:hover i { transform: translateX(3px); }


/* Products used in the method */
.method-products {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: clamp(3rem, 5vw, 4rem);
}

.method-product h4 {
  margin: .8rem 0 .5rem;
}

.method-product .tag { display: inline-block; }

.method-product-tag-opt {
  background: rgba(133, 255, 199, .12);
  color: var(--aq);
  border: 1px solid rgba(133, 255, 199, .2);
}

.method-product .method-step-link {
  display: inline-flex;
  margin-top: 1rem;
}


/* Sump Overview */
.sump-overview {
  margin-top: clamp(4rem, 8vw, 6rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(2rem, 4vw, 3rem);
  padding: clamp(2.5rem, 4vw, 3.5rem);
  background: rgba(1, 24, 39, .6);
  border: 1px solid rgba(133, 255, 199, .1);
  border-radius: 12px;
}

.sump-hdr {
  text-align: center;
  max-width: 640px;
}
.sump-hdr h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  text-transform: uppercase;
  letter-spacing: .03em;
  margin-bottom: .8rem;
}
.sump-hdr > p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, .72);
}

/* Sump Photo — full width */
.sump-visual {
  width: 100%;
}
.sump-photo {
  width: 100%;
  height: auto;
  border-radius: 10px;
  display: block;
  box-shadow: 0 0 60px rgba(133, 255, 199, .15), 0 12px 40px rgba(0, 0, 0, .6);
  border: 1px solid rgba(133, 255, 199, .2);
}

/* Chambers — 3-col grid below photo */
.sump-chambers {
  counter-reset: sump;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  width: 100%;
  list-style: none;
  padding: 0;
}
.sump-chambers li {
  counter-increment: sump;
  display: grid;
  gap: .4rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(133, 255, 199, .15);
}
.sump-chambers li::before {
  content: "0" counter(sump);
  font-family: var(--h);
  font-weight: 900;
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--aq);
  opacity: .7;
}
.sump-chambers li strong {
  font-family: var(--h);
  font-weight: 900;
  font-size: .95rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.sump-chambers li span {
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, .68);
}


/* ════════════════════════════════════════════════
   NO WATER CHANGES
   ════════════════════════════════════════════════ */
.no-wc {
  background: var(--bp);
}

.no-wc .section-body { margin-bottom: 1rem; }

.no-wc-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.no-wc-stat {
  padding: 2rem;
  background: rgba(1, 24, 39, .6);
  border: 1px solid rgba(133, 255, 199, .1);
  border-radius: 12px;
}


/* ════════════════════════════════════════════════
   THE BIG THREE
   ════════════════════════════════════════════════ */
.big-three {
  background: var(--mr);
}

.b3-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: clamp(3rem, 6vw, 4rem);
}

.b3-card {
  padding: clamp(2rem, 3vw, 3rem);
  background: rgba(1, 24, 39, .6);
  border: 1px solid rgba(133, 255, 199, .1);
  border-radius: 12px;
  text-align: center;
  transition: all .4s;
}
.b3-card:hover {
  border-color: rgba(133, 255, 199, .3);
  transform: translateY(-4px);
}

.b3-symbol {
  font-family: var(--h);
  font-weight: 900;
  font-size: clamp(3rem, 5vw, 4.5rem);
  color: var(--aq);
  line-height: 1;
  margin-bottom: .8rem;
  opacity: .8;
}

.b3-card h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .8rem;
}

.b3-range {
  font-family: var(--h);
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--aq);
  margin-bottom: 1.2rem;
}
.b3-range small {
  font-weight: 700;
  font-size: .75rem;
  letter-spacing: .06em;
  opacity: .7;
  text-transform: uppercase;
}

.b3-card p {
  font-size: 1rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, .68);
}

.b3-resolve {
  display: flex;
  gap: 1.5rem;
  padding: 2rem 2.5rem;
  background: rgba(0, 100, 102, .15);
  border: 1px solid rgba(133, 255, 199, .2);
  border-radius: 12px;
  margin-bottom: 2rem;
}
.b3-resolve p { font-size: 1.1rem; line-height: 1.7; color: rgba(255, 255, 255, .85); }
.b3-resolve strong { color: var(--aq); }


/* ════════════════════════════════════════════════
   NITRATES & PHOSPHATES
   ════════════════════════════════════════════════ */
.nutrients {
  background: var(--bp);
}
.nutrients .section-body { margin-bottom: 1rem; }
.nutrient-cta { margin-top: 2rem; display: inline-flex; }

.nutrient-sources {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
.nutrient-sources .card i {
  display: block;
  margin-bottom: .8rem;
  font-size: 1.6rem;
  color: var(--aq);
  opacity: .7;
}


/* ════════════════════════════════════════════════
   EVERY REEF
   ════════════════════════════════════════════════ */
.every-reef {
  background: var(--mr);
}

.reef-types {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.reef-type {
  padding: clamp(2rem, 3.5vw, 3rem);
  border-right: 1px solid rgba(133, 255, 199, .06);
  transition: background .3s;
}
.reef-type:last-child { border-right: none; }
.reef-type:hover { background: rgba(0, 100, 102, .08); }

.reef-type-icon {
  width: 52px;
  height: 52px;
  background: rgba(133, 255, 199, .08);
  border: 1px solid rgba(133, 255, 199, .15);
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 1.5rem;
}
.reef-type-icon i { font-size: 1.3rem; color: var(--aq); }

.reef-type h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: .8rem;
}

.reef-type p {
  font-size: 1rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, .68);
}


/* ════════════════════════════════════════════════
   TWO-PART COMPARISON
   ════════════════════════════════════════════════ */
.switch {
  background: linear-gradient(180deg, var(--bp) 0%, var(--ds) 100%);
}

.compare-table {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.compare-col {
  padding: clamp(2rem, 3.5vw, 3rem);
  border-radius: 12px;
}

.compare-col-old {
  background: rgba(1, 24, 39, .6);
  border: 1px solid rgba(255, 255, 255, .08);
}

.compare-col-new {
  background: rgba(0, 100, 102, .2);
  border: 2px solid rgba(133, 255, 199, .3);
}

.compare-col h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 1.5rem;
}
.compare-col-new h3 { color: var(--aq); }

.compare-col ul { display: grid; gap: .8rem; }
.compare-col li {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  font-size: 1rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, .72);
}
.compare-col li i { margin-top: .15rem; flex-shrink: 0; }
.compare-col-old li .fa-circle-check { color: rgba(133, 255, 199, .5); }
.compare-col-old li .fa-circle-xmark { color: rgba(255, 255, 255, .25); }
.compare-col-new li .fa-circle-check { color: var(--aq); }

.compare-vs {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 1.5rem;
}
.compare-vs span {
  font-family: var(--h);
  font-weight: 900;
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .3);
}

.switch-note {
  text-align: center;
  font-family: var(--h);
  font-weight: 300;
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  color: rgba(255, 255, 255, .6);
  font-style: italic;
  margin-top: clamp(3rem, 5vw, 4rem);
  max-width: 50ch;
  margin-left: auto;
  margin-right: auto;
}


/* ════════════════════════════════════════════════
   GETTING STARTED — 4-week roadmap
   ════════════════════════════════════════════════ */
.getting-started {
  background: var(--bp);
}

.roadmap {
  display: grid;
  gap: 0;
  max-width: 800px;
  margin: 0 auto;
}

.roadmap-step {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 0 2.5rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(133, 255, 199, .06);
  align-items: start;
}
.roadmap-step:last-child { border-bottom: none; }

.roadmap-week {
  font-family: var(--h);
  font-weight: 900;
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--aq);
  padding: .4rem .8rem;
  background: rgba(133, 255, 199, .06);
  border: 1px solid rgba(133, 255, 199, .15);
  border-radius: 4px;
  text-align: center;
  margin-top: .3rem;
  display: block;
}

.roadmap-content {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.roadmap-content .icon-box {
  border-radius: 12px;
  flex-shrink: 0;
}

.roadmap-content h3 {
  font-family: var(--h);
  font-weight: 900;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: .5rem;
}

.roadmap-content p {
  font-size: 1rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, .68);
}


/* ════════════════════════════════════════════════
   FAQ — uses global .faq-* components
   ════════════════════════════════════════════════ */
.method-faq {
  background: var(--mr);
}


/* ════════════════════════════════════════════════
   FINAL CTA
   ════════════════════════════════════════════════ */
.method-cta {
  position: relative;
  padding: clamp(10rem, 20vw, 16rem) 0;
  text-align: center;
  overflow: hidden;
  background: var(--bp);
}

.method-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 60%, rgba(0, 100, 102, .25), transparent 70%),
    radial-gradient(ellipse 40% 40% at 30% 40%, rgba(133, 255, 199, .05), transparent);
}

.method-cta-inner {
  position: relative;
  z-index: 1;
  max-width: var(--section-max);
  margin: 0 auto;
  padding: 0 var(--section-pad);
}

.method-cta p {
  font-size: clamp(1.15rem, 1.4vw, 1.3rem);
  line-height: 1.8;
  color: rgba(255, 255, 255, .72);
  max-width: 55ch;
  margin: 1.5rem auto 2.5rem;
}

.method-cta-btns {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Floating elements */
.fe-method-1 {
  position: absolute;
  top: 15%;
  left: 8%;
  font-family: var(--h);
  font-weight: 900;
  font-size: 3rem;
  color: var(--aq);
  opacity: .06;
}
.fe-method-1 small,
.fe-method-2 small {
  display: block;
  font-size: .5rem;
  letter-spacing: .1em;
  font-weight: 400;
}
.fe-method-2 {
  position: absolute;
  top: 25%;
  right: 10%;
  font-family: var(--h);
  font-weight: 900;
  font-size: 3rem;
  color: var(--aq);
  opacity: .06;
}


/* ════════════════════════════════════════════════
   RESPONSIVE — Tablet (max-width: 1024px)
   ════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .method-pillars { grid-template-columns: 1fr 1fr; }

  .method-steps { grid-template-columns: 1fr 1fr; }
  .method-step:nth-child(2) { border-right: none; }
  .method-step:last-child { grid-column: 1 / -1; border-right: none; border-top: 1px solid rgba(133, 255, 199, .06); }

  .sump-chambers { grid-template-columns: 1fr; }

  .b3-grid { grid-template-columns: 1fr 1fr 1fr; }

  .reef-types { grid-template-columns: 1fr 1fr; }
  .reef-type:nth-child(2) { border-right: none; }
  .reef-type:nth-child(3),
  .reef-type:nth-child(4) { border-top: 1px solid rgba(133, 255, 199, .06); }
  .reef-type:nth-child(4) { border-right: none; }
}


/* ════════════════════════════════════════════════
   RESPONSIVE — Mobile (max-width: 768px)
   ════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .method-hero .hero-t { font-size: clamp(2.2rem, 8vw, 3.2rem); }

  .method-jump { display: block; }
  .jump-link { font-size: .7rem; padding: .4rem .75rem; }

  .empathy-cards { grid-template-columns: 1fr; }
  .empathy-resolve { flex-direction: column; gap: 1rem; padding: 1.5rem; }

  .method-pillars { grid-template-columns: 1fr; }
  .method-pillars-connect::before { display: none; }

  .method-steps { grid-template-columns: 1fr; }
  .method-step { border-right: none; border-bottom: 1px solid rgba(133, 255, 199, .06); }
  .method-step:last-child { border-bottom: none; grid-column: auto; border-top: none; }

  .method-products { grid-template-columns: 1fr; }

  .no-wc-stats { grid-template-columns: 1fr; }

  .b3-grid { grid-template-columns: 1fr; }
  .b3-resolve { flex-direction: column; gap: 1rem; padding: 1.5rem; }

  .nutrient-sources { grid-template-columns: 1fr; }

  .reef-types { grid-template-columns: 1fr; }
  .reef-type { border-right: none; border-bottom: 1px solid rgba(133, 255, 199, .06); }
  .reef-type:last-child { border-bottom: none; }
  .reef-type:nth-child(3),
  .reef-type:nth-child(4) { border-top: none; }

  .compare-table { grid-template-columns: 1fr; gap: 1rem; }
  .compare-vs { padding: .5rem 0; }

  .roadmap-step { grid-template-columns: 1fr; gap: .8rem; }
  .roadmap-week { display: block; text-align: center; margin-bottom: .5rem; }
  .roadmap-content { display: grid; grid-template-columns: auto 1fr; gap: .6rem 1rem; align-items: start; }
  .roadmap-content p { grid-column: 1 / -1; margin-top: .2rem; }

  .method-cta-btns { flex-direction: column; align-items: center; }
  .method-cta-btns .btn { width: 100%; max-width: 360px; }
}


/* ════════════════════════════════════════════════
   RESPONSIVE — Small (max-width: 480px)
   ════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .method-hero .hero-t { font-size: clamp(1.8rem, 8vw, 2.6rem); }
  .b3-symbol { font-size: 2.5rem; }
}