/* ── Type helpers ── */
.label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--red); margin-bottom: 14px;
}
.label::before { content: ''; width: 20px; height: 2px; background: var(--red); border-radius: 1px; }
.sec-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3vw, 2.75rem);
  font-weight: 700; color: var(--black);
  line-height: 1.15; letter-spacing: -.02em; margin-bottom: 16px;
}
.sec-title span { color: var(--red); }
.sec-sub {
  font-size: .975rem; color: var(--gray-500);
  line-height: 1.85; max-width: 540px;
}
.sec-hdr { margin-bottom: 52px; }
.sec-hdr.center { text-align: center; }
.sec-hdr.center .label { justify-content: center; }
.sec-hdr.center .sec-sub { margin: 0 auto; }


/* ════════════════════════════════════════════
   HERO — DARK
════════════════════════════════════════════ */
.oa-hero {
  position: relative;
  background: var(--black);
  overflow: hidden;
  padding: 100px 0 88px;
}
.h-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 56% 86% at 66% 48%, rgba(200,16,46,.16) 0%, transparent 65%),
    radial-gradient(ellipse 26% 36% at 3% 88%, rgba(200,16,46,.06) 0%, transparent 50%);
}
.h-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 52px 52px;
}
.h-vline { position: absolute; top: 0; width: 1px; height: 100%; }
.h-vline.l1 { right: 26%; background: linear-gradient(to bottom, transparent, rgba(200,16,46,.22), transparent); }
.h-vline.l2 { right: 44%; background: linear-gradient(to bottom, transparent, rgba(255,255,255,.04), transparent); }

/* Diagonal slash decoration */
.h-slash {
  position: absolute;
  top: -20%; right: -5%;
  width: 420px; height: 120%;
  background: linear-gradient(105deg, transparent 48%, rgba(200,16,46,.04) 48%, rgba(200,16,46,.04) 52%, transparent 52%);
  pointer-events: none;
}

.hero-inner {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

/* hero left */
.h-label {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(200,16,46,.14);
  border: 1px solid rgba(200,16,46,.28);
  color: #ff8090; font-size: 11px; font-weight: 600;
  letter-spacing: 1.5px; text-transform: uppercase;
  padding: 6px 14px; border-radius: 100px; margin-bottom: 22px;
}
.h-label::before {
  content: ''; width: 6px; height: 6px;
  background: var(--red); border-radius: 50%;
  animation: dotPulse 2s infinite;
}
@keyframes dotPulse { 0%,100%{transform:scale(1);opacity:1;} 50%{transform:scale(1.6);opacity:.5;} }

.h-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.2vw, 3.7rem);
  font-weight: 900; color: #fff;
  line-height: 1.04; margin-bottom: 20px; letter-spacing: -.02em;
}
.h-title em { color: var(--red); font-style: italic; display: block; }
.h-sub {
  font-size: 1rem; color: rgba(255,255,255,.56);
  max-width: 480px; line-height: 1.86; margin-bottom: 36px;
}
.h-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }

/* hero stats strip */
.h-stats {
  display: flex;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 9px; overflow: hidden;
}
.h-stat {
  flex: 1; padding: 14px 18px; text-align: center;
  border-right: 1px solid rgba(255,255,255,.08);
}
.h-stat:last-child { border-right: none; }
.hs-n {
  font-family: var(--font-display);
  font-size: 1.45rem; font-weight: 700; color: #fff; line-height: 1;
}
.hs-l { font-size: 11px; color: rgba(255,255,255,.4); margin-top: 4px; }

/* hero right card */
.hero-visual { position: relative; }
.hv-card {
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-lg);
  padding: 26px;
  box-shadow: 0 32px 80px rgba(0,0,0,.45);
  position: relative; z-index: 2;
}
.hv-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 22px;
}
.hv-eyebrow { font-size: 11px; font-weight: 600; letter-spacing: 1.2px; text-transform: uppercase; color: rgba(255,255,255,.4); }
.hv-badge {
  display: flex; align-items: center; gap: 5px;
  background: rgba(74,222,128,.12); color: #4ade80;
  font-size: 11.5px; font-weight: 700;
  padding: 3px 9px; border-radius: 5px;
}
.hv-bdot { width: 6px; height: 6px; background: #4ade80; border-radius: 50%; animation: dotPulse 1.8s infinite; }

/* approach steps mini inside hero card */
.approach-mini { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.am-step {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 8px;
  transition: var(--tr); cursor: default;
}
.am-step:hover { background: rgba(200,16,46,.07); border-color: rgba(200,16,46,.18); }
.am-num {
  width: 26px; height: 26px; border-radius: 50%;
  background: rgba(200,16,46,.15); border: 1px solid rgba(200,16,46,.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: var(--red);
  flex-shrink: 0;
}
.am-text { font-size: 13px; font-weight: 600; color: rgba(255,255,255,.75); flex: 1; }
.am-icon { color: rgba(255,255,255,.3); font-size: 13px; }
.am-step:hover .am-icon { color: var(--red); }

.hv-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hv-m { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07); border-radius: 8px; padding: 12px 14px; }
.hvm-l { font-size: 11px; color: rgba(255,255,255,.38); margin-bottom: 3px; }
.hvm-v { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; color: #fff; }
.hvm-v .up  { color: #4ade80; font-size: 10px; margin-left: 3px; }
.hvm-v .neu { color: rgba(255,255,255,.38); font-size: 10px; margin-left: 3px; }

/* float badges */
.h-float {
  position: absolute; background: #fff;
  border-radius: 10px; padding: 13px 17px;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
  z-index: 3;
  animation: floatY 4s ease-in-out infinite;
}
.h-float.f1 { top: -20px; right: -20px; animation-delay: 0s; }
.h-float.f2 { bottom: -16px; left: -16px; animation-delay: 1.8s; }
@keyframes floatY { 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(-8px); } }
.hfl { font-size: 10px; text-transform: uppercase; letter-spacing: 1.3px; color: var(--gray-500); margin-bottom: 4px; }
.hfv { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; color: var(--black); line-height: 1; }
.hfv span { color: var(--red); font-size: 12px; }
.hfs { font-size: 11px; color: var(--gray-500); margin-top: 3px; }

/* ════════════════════════════════════════════
   PHILOSOPHY STRIP — WHITE
════════════════════════════════════════════ */
.oa-philosophy {
  background: #fff;
  border-bottom: 1px solid var(--gray-100);
  padding: 68px 0;
}
.phil-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.phil-quote-block {
  border-left: 4px solid var(--red);
  padding: 28px 32px;
  background: var(--gray-50);
  border-radius: 0 var(--r-lg) var(--r-lg) 0;
  position: relative;
}
.phil-quote-mark {
  font-family: var(--font-display);
  font-size: 6rem; color: rgba(200,16,46,.1);
  line-height: .8; position: absolute; top: 12px; left: 20px;
}
.phil-quote-text {
  font-family: var(--font-display);
  font-size: 1.35rem; font-weight: 700;
  color: var(--black); line-height: 1.55;
  font-style: italic; position: relative; z-index: 1;
  padding-top: 28px;
}
.phil-quote-attr {
  font-size: 13px; color: var(--gray-500);
  margin-top: 14px; position: relative; z-index: 1;
}
.phil-quote-attr strong { color: var(--red); font-weight: 700; }

.phil-pillars { display: flex; flex-direction: column; gap: 18px; }
.pillar-item {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 18px 20px;
  border: 1px solid var(--gray-200);
  border-radius: var(--r-md);
  transition: var(--tr); cursor: default;
  position: relative; overflow: hidden;
}
.pillar-item::before {
  content: ''; position: absolute; top: 0; left: 0; bottom: 0;
  width: 3px; background: var(--red);
  transform: scaleY(0); transform-origin: top;
  transition: transform var(--tr);
}
.pillar-item:hover { border-color: var(--red); box-shadow: var(--sh-sm); transform: translateX(4px); }
.pillar-item:hover::before { transform: scaleY(1); }
.pillar-icon {
  width: 44px; height: 44px; border-radius: 9px;
  background: var(--red-light); color: var(--white); font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: var(--tr);
}
.pillar-item:hover .pillar-icon { background: var(--red); color: #fff; }
.pillar-title { font-size: 14.5px; font-weight: 700; color: var(--black); margin-bottom: 4px; }
.pillar-desc  { font-size: 13px; color: var(--gray-500); line-height: 1.65; }

/* ════════════════════════════════════════════
   THE 6-STEP PROCESS — GRAY-50
════════════════════════════════════════════ */
.oa-process { background: var(--gray-50); }
.oa-process .sec-title { color: var(--black); }

/* Alternating left-right layout */
.process-list { display: flex; flex-direction: column; gap: 0; }

.proc-item {
  display: grid;
  grid-template-columns: 1fr 72px 1fr;
  gap: 0;
  align-items: stretch;
  position: relative;
}
/* spine line between items */
.proc-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: calc(50% - 1px);
  top: 100%;
  width: 2px; height: 40px;
  background: linear-gradient(to bottom, var(--gray-300), transparent);
}

.proc-content {
  padding: 40px 48px 40px 0;
  display: flex; flex-direction: column;
  justify-content: center;
}
.proc-content.right { padding: 40px 0 40px 48px; }
.proc-content.empty { pointer-events: none; }

.proc-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--r-lg);
  padding: 28px 26px;
  transition: var(--tr);
  position: relative; overflow: hidden;
}
.proc-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--red);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--tr);
}
.proc-item:hover .proc-card { border-color: var(--red); box-shadow: var(--sh-md); transform: translateY(-3px); }
.proc-item:hover .proc-card::after { transform: scaleX(1); }

.proc-step-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 10.5px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--red);
  margin-bottom: 12px;
}
.proc-step-tag::before {
  content: ''; width: 16px; height: 2px;
  background: var(--red); border-radius: 1px;
}
.proc-card-title {
  font-family: var(--font-display);
  font-size: 1.3rem; font-weight: 700; color: var(--black);
  margin-bottom: 10px; line-height: 1.25;
}
.proc-card-desc {
  font-size: 13.5px; color: var(--gray-500);
  line-height: 1.78; margin-bottom: 18px;
}
.proc-card-list { display: flex; flex-direction: column; gap: 7px; }
.proc-card-item {
  display: flex; align-items: flex-start; gap: 9px;
  font-size: 13px; color: var(--gray-600);
}
.proc-card-item i { color: var(--red); font-size: 10px; margin-top: 4px; flex-shrink: 0; }
.proc-card-outcome {
  display: inline-flex; align-items: center; gap: 7px;
  margin-top: 16px; padding: 6px 12px;
  background: var(--red-light); color: var(--white);
  font-size: 12px; font-weight: 700; border-radius: 5px;
}

/* center spine column */
.proc-spine {
  display: flex; flex-direction: column; align-items: center;
  position: relative; z-index: 1;
}
.proc-spine-line-top {
  flex: 1; width: 2px;
  background: linear-gradient(to bottom, transparent, var(--gray-300));
}
.proc-spine-line-bottom {
  flex: 1; width: 2px;
  background: linear-gradient(to top, transparent, var(--gray-300));
}
.proc-node {
  width: 52px; height: 52px; border-radius: 50%;
  background: #fff;
  border: 2px solid var(--gray-200);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; position: relative; z-index: 2;
  transition: var(--tr);
}
.proc-node-inner {
  width: 36px; 
  height: 36px; 
  border-radius: 50%;
  background: var(--red-light);
  display: flex; 
  align-items: center; 
  justify-content: center;
  color: var(--white); 
  font-size: 14px;
  transition: var(--tr);
}
.proc-item:hover .proc-node { border-color: var(--red); box-shadow: 0 0 0 6px rgba(200,16,46,.1); }
.proc-item:hover .proc-node-inner { background: var(--red); color: #fff; }

/* first item: line from top starts invisible */
.proc-item:first-child .proc-spine-line-top { background: transparent; }
/* last item: line to bottom disappears */
.proc-item:last-child .proc-spine-line-bottom { background: transparent; }

/* ════════════════════════════════════════════
   WHAT MAKES US DIFFERENT — WHITE
════════════════════════════════════════════ */
.oa-different { background: #fff; }

.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.diff-cards { display: flex; flex-direction: column; gap: 16px; }
.diff-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--r-md);
  padding: 22px 20px;
  display: flex; gap: 18px; align-items: flex-start;
  transition: var(--tr); cursor: default;
  position: relative; overflow: hidden;
}
.diff-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--red);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--tr);
}
.diff-card:hover { border-color: var(--red); box-shadow: var(--sh-sm); transform: translateX(4px); }
.diff-card:hover::after { transform: scaleX(1); }
.diff-icon {
  width: 46px; 
  height: 46px; 
  border-radius: 10px;
  background: var(--red-light); 
  color: var(--white); 
  font-size: 19px;
  display: flex; 
  align-items: center; 
  justify-content: center;
  flex-shrink: 0; 
  transition: var(--tr);
}
.diff-card:hover .diff-icon { background: var(--red); color: #fff; }
.diff-title { font-size: 14.5px; font-weight: 700; color: var(--black); margin-bottom: 5px; }
.diff-desc  { font-size: 13px; color: var(--gray-500); line-height: 1.68; }

/* right: comparison table */
.diff-compare {
  background: linear-gradient(140deg, var(--black), #1c1c1c);
  border-radius: var(--r-lg);
  padding: 34px;
  box-shadow: var(--sh-lg);
  position: relative;
}
.dcomp-title {
  font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; color: rgba(255,255,255,.35);
  margin-bottom: 22px;
}
.dcomp-head {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 0; margin-bottom: 12px;
  padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.dcomp-col-lbl {
  font-size: 10.5px; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase;
  text-align: center;
}
.dcomp-col-lbl.feature { text-align: left; color: rgba(255,255,255,.35); }
.dcomp-col-lbl.wb { color: var(--red); }
.dcomp-col-lbl.others { color: rgba(255,255,255,.3); }

.dcomp-row {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  padding: 11px 0;
  border-bottom: 1px solid rgba(255,255,255,.05);
  align-items: center;
}
.dcomp-row:last-child { border-bottom: none; }
.dcomp-feature { font-size: 13px; color: rgba(255,255,255,.58); }
.dcomp-cell { text-align: center; }
.dcomp-yes { display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background: rgba(200,16,46,.18); color: var(--red); font-size: 11px; }
.dcomp-no  { display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background: rgba(255,255,255,.05); color: rgba(255,255,255,.25); font-size: 11px; }
.dcomp-part { display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background: rgba(245,158,11,.12); color: #d97706; font-size: 11px; }

/* ════════════════════════════════════════════
   PRINCIPLES WALL — DARK
════════════════════════════════════════════ */
.oa-principles { background: var(--black); }
.oa-principles .sec-title { color: #fff; }
.oa-principles .sec-sub   { color: rgba(255,255,255,.48); }
.oa-principles .label     { color: var(--red); }
.oa-principles .label::before { background: var(--red); }

.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.principle-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--r-md);
  padding: 30px 26px;
  transition: var(--tr); cursor: default;
  position: relative; overflow: hidden;
}
.principle-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--red);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--tr);
}
.principle-card:hover {
  border-color: rgba(200,16,46,.3);
  background: rgba(200,16,46,.05);
  transform: translateY(-4px);
}
.principle-card:hover::before { transform: scaleX(1); }

.pc-num {
  font-family: var(--font-display);
  font-size: 3.5rem; font-weight: 900;
  color: rgba(200,16,46,.1);
  line-height: 1; margin-bottom: 4px;
  transition: color var(--tr);
}
.principle-card:hover .pc-num { color: rgba(200,16,46,.2); }
.pc-icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: rgba(200,16,46,.1); color: var(--red); font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px; transition: var(--tr);
}
.principle-card:hover .pc-icon { background: var(--red); color: #fff; }
.pc-title { font-size: 15.5px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.pc-desc  { font-size: 13.5px; color: rgba(255,255,255,.43); line-height: 1.75; }

/* ════════════════════════════════════════════
   TRANSPARENCY — GRAY-50
════════════════════════════════════════════ */
.oa-transparency { background: var(--gray-50); }

.transp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}

.transp-visual { position: relative; }
.transp-visual-bg {
  position: absolute;
  top: -14px; left: -14px; right: 14px; bottom: 14px;
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--gray-200);
}
.transp-dark-card {
  position: relative; z-index: 1;
  background: linear-gradient(140deg, #111, #1c1c1c);
  border-radius: var(--r-lg); padding: 34px;
  box-shadow: var(--sh-lg);
}
.tdc-heading {
  font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; color: rgba(255,255,255,.35);
  margin-bottom: 24px;
}
.tdc-row { margin-bottom: 16px; }
.tdc-row-top {
  display: flex; justify-content: space-between;
  font-size: 13px; font-weight: 500; color: rgba(255,255,255,.65);
  margin-bottom: 6px;
}
.tdc-row-top span:last-child { color: var(--red); font-weight: 700; }
.tdc-bar-bg { height: 7px; background: rgba(255,255,255,.07); border-radius: 3px; overflow: hidden; }
.tdc-bar {
  height: 100%; border-radius: 3px;
  background: linear-gradient(90deg, var(--red-dark), var(--red));
  width: 0; transition: width 1.6s cubic-bezier(.4,0,.2,1);
}
.tdc-bar.anim { width: var(--w); }
.tdc-footer {
  display: flex; gap: 24px;
  margin-top: 26px; padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.tdc-sn {
  font-family: var(--font-display);
  font-size: 1.75rem; font-weight: 700; color: var(--red); line-height: 1;
}
.tdc-sl { font-size: 12px; color: rgba(255,255,255,.38); margin-top: 4px; }

.transp-badge {
  position: absolute; z-index: 2;
  background: #fff; border-radius: 10px;
  padding: 13px 17px; box-shadow: var(--sh-md);
  border: 1px solid var(--gray-200);
}
.transp-badge.b1 { bottom: -18px; right: -18px; }
.transp-badge.b2 { top: -18px; right: 32px; }
.tb-inner { display: flex; align-items: center; gap: 10px; }
.tb-icon {
  width: 34px; height: 34px; background: var(--red-light);
  border-radius: 7px; display: flex; align-items: center; justify-content: center;
  color: var(--red); font-size: 14px;
}
.tb-n { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; color: var(--black); }
.tb-l { font-size: 11px; color: var(--gray-500); }

.transp-right {}
.transp-items { display: flex; flex-direction: column; gap: 18px; margin-top: 32px; }
.transp-item {
  padding: 20px 22px;
  border: 1px solid var(--gray-200);
  border-radius: var(--r-md);
  background: #fff;
  transition: var(--tr); cursor: default;
  position: relative; overflow: hidden;
}
.transp-item::before {
  content: '';
  position: absolute; top: 0; left: 0; bottom: 0;
  width: 3px; background: var(--red);
  transform: scaleY(0); transform-origin: top;
  transition: transform var(--tr);
}
.transp-item:hover { border-color: var(--red); box-shadow: var(--sh-sm); transform: translateX(4px); }
.transp-item:hover::before { transform: scaleY(1); }
.ti-title { font-size: 14.5px; font-weight: 700; color: var(--black); margin-bottom: 5px; }
.ti-desc  { font-size: 13px; color: var(--gray-500); line-height: 1.68; }

/* ════════════════════════════════════════════
   TESTIMONIALS — WHITE
════════════════════════════════════════════ */
.oa-testi { background: #fff; }
.testi-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.testi-card {
  background: var(--gray-50); border: 1px solid var(--gray-200);
  border-radius: var(--r-md); padding: 30px; transition: var(--tr);
}
.testi-card:hover { border-color: var(--red); box-shadow: var(--sh-md); transform: translateY(-3px); }
.testi-stars { color: var(--red); font-size: 12.5px; letter-spacing: 2px; margin-bottom: 14px; }
.testi-quote { font-family: var(--font-display); font-size: 3rem; color: rgba(200,16,46,.1); line-height: 1; margin-bottom: 6px; }
.testi-text { font-size: 14px; line-height: 1.82; color: var(--gray-600); margin-bottom: 22px; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-av {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--red), var(--red-dark));
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.testi-name { font-size: 14px; font-weight: 700; color: var(--black); }
.testi-role { font-size: 12px; color: var(--gray-400); margin-top: 2px; }

/* ════════════════════════════════════════════
   CTA STRIP — RED
════════════════════════════════════════════ */
.oa-calc-strip {
  background: linear-gradient(135deg, var(--red-dark), var(--red));
  padding: 60px 0;
}
.calc-inner {
  display: grid; grid-template-columns: 1fr auto;
  align-items: center; gap: 40px;
}
.calc-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-weight: 700; color: #fff; margin-bottom: 10px;
}
.calc-desc { font-size: .95rem; color: rgba(255,255,255,.8); line-height: 1.75; max-width: 500px; }

/* ════════════════════════════════════════════
   CTA BAND — DARK
════════════════════════════════════════════ */
.oa-cta {
  background: linear-gradient(135deg, var(--black) 0%, #080c12 50%, var(--black) 100%);
  padding: 90px 0; position: relative; overflow: hidden;
  border-top: 1px solid rgba(200,16,46,.16);
}
.oa-cta::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(200,16,46,.11), transparent 65%);
  pointer-events: none;
}
.cta-inner { position: relative; z-index: 1; text-align: center; }
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 900; color: #fff; margin-bottom: 18px; line-height: 1.15;
}
.cta-title span { color: var(--red); }
.cta-desc {
  font-size: 1rem; color: rgba(255,255,255,.46);
  margin: 0 auto 38px; max-width: 520px; line-height: 1.82;
}
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }
.cta-trust {
  display: flex; align-items: center; justify-content: center;
  gap: 28px; flex-wrap: wrap; margin-top: 38px;
}
.ct-item { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,.36); font-size: 13px; }
.ct-item i { color: var(--red); }

/* ════════════════════════════════════════════
   RELATED — GRAY-50
════════════════════════════════════════════ */
.oa-related { background: var(--gray-50); }
.related-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.rel-card {
  background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--r-md); padding: 24px;
  transition: var(--tr); display: block;
  position: relative; overflow: hidden;
}
.rel-card::before {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--red);
  transform: scaleX(0); transition: transform var(--tr);
}
.rel-card:hover { border-color: var(--red); box-shadow: var(--sh-md); transform: translateY(-3px); }
.rel-card:hover::before { transform: scaleX(1); }
.rc-icon {
  width: 44px; 
  height: 44px; 
  background: var(--red-light);
  border-radius: 9px; 
  display: flex; 
  align-items: center; 
  justify-content: center;
  color: var(--white); 
  font-size: 18px; 
  margin-bottom: 14px; 
  transition: var(--tr);
}
.rel-card:hover .rc-icon { background: var(--red); color: #fff; }
.rel-card h4 { font-size: 14px; font-weight: 700; color: var(--black); margin-bottom: 6px; }
.rel-card p  { font-size: 12.5px; color: var(--gray-500); line-height: 1.65; }
.rc-link {
  display: inline-flex; align-items: center; gap: 5px;
  margin-top: 12px; font-size: 12.5px; font-weight: 700; color: var(--red);
  opacity: 0; transition: opacity var(--tr);
}
.rel-card:hover .rc-link { opacity: 1; }

/* ════════════════════════════════════════════
   SCROLL REVEAL
════════════════════════════════════════════ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .55s ease, transform .55s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: .08s; }
.d2 { transition-delay: .16s; }
.d3 { transition-delay: .24s; }
.d4 { transition-delay: .32s; }

/* ════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .hero-inner     { gap: 48px; }
  .phil-grid      { gap: 52px; }
  .diff-grid      { gap: 52px; }
  .transp-grid    { gap: 52px; }
  .principles-grid { grid-template-columns: repeat(2,1fr); }
  .related-grid   { grid-template-columns: repeat(2,1fr); }
  .testi-grid     { grid-template-columns: 1fr 1fr; }
  /* Process — collapse to single column */
  .proc-item      { grid-template-columns: 1fr; }
  .proc-spine     { display: none; }
  .proc-item::after { display: none; }
  .proc-content   { padding: 0 0 28px; }
  .proc-content.right { padding: 0 0 28px; }
  .proc-content.empty { display: none; }
}
@media (max-width: 900px) {
  :root { --py: 72px; }
  .hero-inner   { grid-template-columns: 1fr; }
  .hero-visual  { display: none; }
  .phil-grid    { grid-template-columns: 1fr; }
  .diff-grid    { grid-template-columns: 1fr; }
  .transp-grid  { grid-template-columns: 1fr; }
  .transp-visual { display: none; }
  .calc-inner   { grid-template-columns: 1fr; text-align: center; }
  .calc-desc    { max-width: 100%; }
  .h-slash      { display: none; }
}
@media (max-width: 640px) {
  .principles-grid  { grid-template-columns: 1fr; }
  .testi-grid       { grid-template-columns: 1fr; }
  .related-grid     { grid-template-columns: 1fr 1fr; }
  .h-actions        { flex-direction: column; }
  .h-actions .btn   { width: 100%; justify-content: center; }
  .cta-actions      { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; max-width: 300px; justify-content: center; }
}