:root {
  --besong-blue: #0062fe;
  --besong-blue-2: #176fff;
  --besong-blue-3: #3b86ff;
  --besong-orange: #f36434;
  --besong-orange-2: #ff7b4d;
  --besong-navy: #07152a;
  --besong-navy-2: #0b1d38;
  --besong-navy-3: #132640;
  --besong-ink: #101828;
  --besong-text: #2b3a52;
  --besong-muted: #667085;
  --besong-line: #d9e4f2;
  --besong-light: #eff7fe;
  --besong-light-2: #f7fbff;
  --white: #ffffff;
  --success: #5fe0a1;
  --shadow-sm: 0 12px 32px rgba(11, 23, 43, 0.09);
  --shadow-md: 0 24px 72px rgba(7, 21, 42, 0.16);
  --shadow-lg: 0 34px 100px rgba(7, 21, 42, 0.24);
  --radius-sm: 10px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --radius-xl: 48px;
  --container: 1450px;
  --header-offset: 128px;
  --font-sans: "Poppins", "Avenir Next", "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-offset) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--white);
  color: var(--besong-ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p,
ul,
ol {
  margin-top: 0;
}

ul,
ol {
  padding-left: 1.15rem;
}

::selection {
  background: rgba(0, 98, 254, 0.18);
  color: var(--besong-navy);
}

.container {
  width: min(calc(100% - 64px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 3000;
  top: 12px;
  left: 12px;
  transform: translateY(-150%);
  padding: 12px 18px;
  border-radius: 8px;
  background: var(--white);
  color: var(--besong-navy);
  box-shadow: var(--shadow-sm);
  font-weight: 700;
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid rgba(243, 100, 52, 0.75);
  outline-offset: 4px;
}

/* Header */
.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 1px 0 rgba(7, 21, 42, 0.08);
  backdrop-filter: blur(18px);
}

.utility-bar {
  min-height: 38px;
  background: var(--besong-blue);
  color: var(--white);
}

.utility-inner {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.utility-group,
.utility-actions {
  display: flex;
  align-items: center;
  gap: 22px;
}

.utility-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  opacity: 0.94;
  transition: opacity 180ms ease;
}

.utility-link:hover {
  opacity: 1;
}

.utility-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--besong-orange);
  box-shadow: 0 0 0 5px rgba(243, 100, 52, 0.18);
}

.main-nav {
  min-height: 90px;
}

.main-nav-inner {
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: clamp(210px, 17vw, 260px);
  height: auto;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 13px;
  color: #24334a;
  font-size: 0.93rem;
  font-weight: 600;
  transition: color 180ms ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  right: 13px;
  bottom: 7px;
  left: 13px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--besong-orange);
  transition: transform 180ms ease;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--besong-blue);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--besong-line);
  border-radius: 12px;
  background: var(--white);
  color: var(--besong-navy);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 9px;
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button--orange {
  background: var(--besong-orange);
  color: var(--white);
  box-shadow: 0 12px 30px rgba(243, 100, 52, 0.24);
}

.button--orange:hover {
  background: #e8582a;
  box-shadow: 0 16px 34px rgba(243, 100, 52, 0.32);
}

.button--blue {
  background: var(--besong-blue);
  color: var(--white);
  box-shadow: 0 12px 30px rgba(0, 98, 254, 0.23);
}

.button--blue:hover {
  background: #0056df;
  box-shadow: 0 16px 34px rgba(0, 98, 254, 0.31);
}

.button--white {
  background: var(--white);
  color: var(--besong-blue);
}

.button--ghost {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
}

.button--ghost:hover {
  border-color: rgba(255, 255, 255, 0.65);
  background: rgba(255, 255, 255, 0.1);
}

.button--outline {
  border-color: var(--besong-line);
  background: var(--white);
  color: var(--besong-blue);
}

.button--outline:hover {
  border-color: var(--besong-blue);
}

.button--small {
  min-height: 44px;
  padding-inline: 18px;
  font-size: 0.84rem;
}

.button-arrow {
  font-size: 1.05em;
  transition: transform 180ms ease;
}

.button:hover .button-arrow {
  transform: translate(2px, -2px);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--besong-blue);
  font-weight: 700;
}

.text-link span {
  transition: transform 180ms ease;
}

.text-link:hover span {
  transform: translateX(4px);
}

/* Type and general sections */
.section {
  position: relative;
  padding: clamp(82px, 8vw, 132px) 0;
}

.section--compact {
  padding: clamp(64px, 6vw, 96px) 0;
}

.section--light {
  background: var(--besong-light);
}

.section--light-2 {
  background: var(--besong-light-2);
}

.section--dark {
  overflow: hidden;
  background: var(--besong-navy);
  color: var(--white);
}

.section--navy-2 {
  overflow: hidden;
  background: var(--besong-navy-2);
  color: var(--white);
}

.section--pattern::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}

.section--pattern::after {
  content: "";
  position: absolute;
  width: 720px;
  height: 720px;
  right: -350px;
  bottom: -360px;
  border: 1px solid rgba(0, 98, 254, 0.25);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(0, 98, 254, 0.04), 0 0 0 180px rgba(243, 100, 52, 0.03);
}

.section-inner {
  position: relative;
  z-index: 1;
}

.section-heading {
  max-width: 920px;
  margin-bottom: 48px;
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  color: var(--besong-orange);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-tag::before {
  content: "";
  width: 28px;
  height: 3px;
  border-radius: 999px;
  background: currentColor;
}

.section-tag--blue {
  color: var(--besong-blue);
}

.section-tag--white {
  color: var(--white);
}

.section-title {
  margin-bottom: 18px;
  font-size: clamp(2.25rem, 4.6vw, 4.8rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.section-title--medium {
  font-size: clamp(2rem, 3.8vw, 3.75rem);
}

.section-title--small {
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.section-lead {
  max-width: 800px;
  margin-bottom: 0;
  color: var(--besong-text);
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.7;
}

.section--dark .section-lead,
.section--navy-2 .section-lead {
  color: #b8c7d9;
}

.orange-text {
  color: var(--besong-orange);
}

.blue-text {
  color: var(--besong-blue);
}

.gradient-text {
  color: transparent;
  background: linear-gradient(90deg, var(--besong-blue), var(--besong-orange));
  -webkit-background-clip: text;
  background-clip: text;
}

/* Home hero */
.hero-home {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: min(920px, calc(100svh - 72px));
  padding: clamp(88px, 8vw, 130px) 0 88px;
  background:
    radial-gradient(circle at 74% 30%, rgba(0, 98, 254, 0.3), transparent 36%),
    radial-gradient(circle at 92% 72%, rgba(243, 100, 52, 0.17), transparent 30%),
    linear-gradient(118deg, #061126 0%, #0a1c36 60%, #08152b 100%);
  color: var(--white);
}

.hero-home::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to right, black 20%, rgba(0, 0, 0, 0.85), transparent 95%);
}

.hero-home::after {
  content: "BESONG";
  position: absolute;
  z-index: -1;
  right: -2vw;
  bottom: -0.22em;
  color: rgba(255, 255, 255, 0.024);
  font-size: clamp(8rem, 19vw, 23rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.08em;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(480px, 0.95fr);
  align-items: center;
  gap: clamp(56px, 6vw, 110px);
}

.hero-copy-block {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  color: #dce9fa;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-eyebrow::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--besong-orange);
  box-shadow: 0 0 0 8px rgba(243, 100, 52, 0.12);
}

.hero-title {
  max-width: 880px;
  margin-bottom: 28px;
  font-size: clamp(4rem, 6.3vw, 7.3rem);
  line-height: 0.94;
  letter-spacing: -0.065em;
}

.hero-title span {
  display: block;
  color: var(--besong-orange);
}

.hero-description {
  max-width: 690px;
  margin-bottom: 34px;
  color: #b7c7dc;
  font-size: clamp(1.05rem, 1.4vw, 1.28rem);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 38px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  color: #dce6f3;
  font-size: 0.85rem;
  font-weight: 600;
}

.hero-proof span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.hero-proof span::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--besong-blue-3);
}

.hero-visual {
  position: relative;
  min-height: 590px;
}

.hero-mark {
  position: absolute;
  z-index: 0;
  top: -40px;
  right: -70px;
  width: 440px;
  opacity: 0.08;
  filter: saturate(0) brightness(2.6);
}

.control-frame {
  position: absolute;
  z-index: 2;
  inset: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-xl);
  background: linear-gradient(155deg, rgba(16, 39, 68, 0.96), rgba(7, 21, 42, 0.86));
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.control-frame::before {
  content: "";
  position: absolute;
  width: 380px;
  height: 380px;
  top: -180px;
  right: -140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 98, 254, 0.4), transparent 70%);
}

.control-topbar {
  height: 76px;
  padding: 0 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.control-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.control-brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.control-brand strong {
  display: block;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.control-brand small {
  display: block;
  margin-top: 2px;
  color: #8294aa;
  font-size: 0.67rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.live-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border: 1px solid rgba(95, 224, 161, 0.18);
  border-radius: 999px;
  background: rgba(95, 224, 161, 0.08);
  color: #92f2bd;
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.live-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 6px rgba(95, 224, 161, 0.08);
}

.control-body {
  padding: 24px;
}

.control-map {
  position: relative;
  height: 300px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 24px;
  background:
    radial-gradient(circle at center, rgba(0, 98, 254, 0.12), transparent 62%),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    #09172c;
  background-size: auto, 32px 32px, 32px 32px, auto;
}

.control-map::before,
.control-map::after {
  content: "";
  position: absolute;
  inset: 14% 8%;
  border: 1px solid rgba(0, 98, 254, 0.32);
  border-radius: 50%;
  transform: rotate(-11deg);
}

.control-map::after {
  inset: 28% 15%;
  border-color: rgba(243, 100, 52, 0.32);
  transform: rotate(16deg);
}

.map-core {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 50%;
  width: 92px;
  height: 92px;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border: 1px solid rgba(0, 98, 254, 0.7);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 98, 254, 0.5), rgba(0, 98, 254, 0.08));
  box-shadow: 0 0 0 18px rgba(0, 98, 254, 0.05), 0 0 70px rgba(0, 98, 254, 0.45);
}

.map-core img {
  width: 54px;
  filter: saturate(0) brightness(2.4);
}

.map-node {
  position: absolute;
  z-index: 5;
  width: 13px;
  height: 13px;
  border: 3px solid #91baff;
  border-radius: 50%;
  background: var(--besong-blue);
  box-shadow: 0 0 0 7px rgba(0, 98, 254, 0.12), 0 0 24px rgba(0, 98, 254, 0.65);
}

.map-node--orange {
  border-color: #ffbea7;
  background: var(--besong-orange);
  box-shadow: 0 0 0 7px rgba(243, 100, 52, 0.12), 0 0 24px rgba(243, 100, 52, 0.65);
}

.map-node:nth-of-type(1) { top: 19%; left: 19%; }
.map-node:nth-of-type(2) { top: 20%; right: 18%; }
.map-node:nth-of-type(3) { bottom: 20%; left: 16%; }
.map-node:nth-of-type(4) { right: 20%; bottom: 19%; }
.map-node:nth-of-type(5) { top: 47%; left: 9%; }
.map-node:nth-of-type(6) { top: 48%; right: 9%; }

.route-line {
  position: absolute;
  z-index: 3;
  height: 1px;
  transform-origin: left center;
  background: linear-gradient(90deg, rgba(0, 98, 254, 0.1), rgba(0, 98, 254, 0.8), rgba(243, 100, 52, 0.35));
  box-shadow: 0 0 12px rgba(0, 98, 254, 0.5);
}

.route-line--1 { width: 37%; top: 31%; left: 22%; transform: rotate(27deg); }
.route-line--2 { width: 34%; top: 65%; left: 20%; transform: rotate(-22deg); }
.route-line--3 { width: 35%; top: 44%; left: 53%; transform: rotate(-27deg); }
.route-line--4 { width: 39%; top: 52%; left: 49%; transform: rotate(28deg); }

.map-label {
  position: absolute;
  z-index: 7;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 8px;
  background: rgba(7, 21, 42, 0.78);
  color: #9fb0c6;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.map-label--1 { top: 10%; left: 31%; }
.map-label--2 { right: 6%; bottom: 34%; }
.map-label--3 { bottom: 7%; left: 31%; }

.control-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.control-metric {
  min-height: 100px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
}

.control-metric small {
  display: block;
  margin-bottom: 8px;
  color: #8193aa;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.control-metric strong {
  display: block;
  color: var(--white);
  font-size: 1.45rem;
  line-height: 1;
}

.control-metric span {
  display: block;
  margin-top: 8px;
  color: #9fb1c7;
  font-size: 0.68rem;
}

.floating-chip {
  position: absolute;
  z-index: 8;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 210px;
  padding: 15px 17px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 15px;
  background: rgba(16, 38, 66, 0.9);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
}

.floating-chip--top {
  top: 115px;
  right: -52px;
}

.floating-chip--bottom {
  bottom: 40px;
  left: -58px;
}

.floating-chip-icon {
  width: 39px;
  height: 39px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 11px;
  background: rgba(0, 98, 254, 0.16);
  color: #86b1ff;
}

.floating-chip--bottom .floating-chip-icon {
  background: rgba(243, 100, 52, 0.16);
  color: #ffae92;
}

.floating-chip strong {
  display: block;
  color: var(--white);
  font-size: 0.78rem;
}

.floating-chip small {
  display: block;
  margin-top: 2px;
  color: #879ab1;
  font-size: 0.65rem;
}

.hero-stat-strip {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 74px;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
}

.hero-stat {
  padding: 27px 28px 0 0;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat + .hero-stat {
  padding-left: 28px;
}

.hero-stat:last-child {
  border-right: 0;
}

.hero-stat strong {
  display: block;
  margin-bottom: 6px;
  color: var(--white);
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1;
}

.hero-stat small {
  color: #90a4bc;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

/* Intro band */
.positioning-band {
  background: var(--white);
  border-bottom: 1px solid var(--besong-line);
}

.positioning-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 80px;
  padding: 46px 0;
}

.positioning-grid h2 {
  margin-bottom: 0;
  color: var(--besong-blue);
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.positioning-grid p {
  margin-bottom: 0;
  color: var(--besong-text);
  font-size: 1.05rem;
}

/* Convergence */
.convergence-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.convergence-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 420px;
  padding: 34px;
  border: 1px solid var(--besong-line);
  border-radius: 30px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.convergence-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 98, 254, 0.35);
  box-shadow: var(--shadow-md);
}

.convergence-card::after {
  content: attr(data-index);
  position: absolute;
  z-index: -1;
  right: 18px;
  bottom: -26px;
  color: rgba(0, 98, 254, 0.05);
  font-size: 10rem;
  font-weight: 800;
  line-height: 1;
}

.convergence-card--dark {
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--besong-navy);
  color: var(--white);
}

.convergence-card--dark::after {
  color: rgba(255, 255, 255, 0.045);
}

.convergence-card--orange {
  background: linear-gradient(150deg, #fff7f4, #ffffff);
}

.card-icon {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  margin-bottom: 34px;
  border-radius: 18px;
  background: var(--besong-light);
  color: var(--besong-blue);
}

.card-icon svg {
  width: 30px;
  height: 30px;
  stroke: currentColor;
}

.card-icon--orange {
  background: #fff0ea;
  color: var(--besong-orange);
}

.card-icon--dark {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.convergence-card h3 {
  margin-bottom: 16px;
  font-size: clamp(1.75rem, 2.3vw, 2.5rem);
  line-height: 1.14;
  letter-spacing: -0.035em;
}

.convergence-card p {
  margin-bottom: 28px;
  color: var(--besong-muted);
  line-height: 1.75;
}

.convergence-card--dark p {
  color: #aebdd0;
}

.micro-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.micro-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--besong-text);
  font-size: 0.9rem;
  font-weight: 600;
}

.convergence-card--dark .micro-list li {
  color: #dce6f1;
}

.micro-list li::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  margin-top: 0.57em;
  border-radius: 50%;
  background: var(--besong-orange);
}

/* Agents */
.agent-layout {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  align-items: start;
  gap: 76px;
}

.agent-intro {
  position: sticky;
  top: 170px;
}

.core-ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  padding: 11px 14px;
  border: 1px solid rgba(95, 224, 161, 0.18);
  border-radius: 999px;
  background: rgba(95, 224, 161, 0.08);
  color: #9af4c3;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.core-ai-badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 7px rgba(95, 224, 161, 0.08);
}

.agent-stack {
  display: grid;
  gap: 18px;
}

.agent-card {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 94px minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.055);
  transition: transform 200ms ease, background 200ms ease, border-color 200ms ease;
}

.agent-card:hover {
  transform: translateX(-8px);
  border-color: rgba(0, 98, 254, 0.48);
  background: rgba(255, 255, 255, 0.08);
}

.agent-card::after {
  content: "";
  position: absolute;
  width: 170px;
  height: 170px;
  right: -110px;
  bottom: -115px;
  border: 1px solid rgba(0, 98, 254, 0.35);
  border-radius: 50%;
}

.agent-symbol {
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(0, 98, 254, 0.4);
  border-radius: 20px;
  background: rgba(0, 98, 254, 0.12);
  color: #8db6ff;
  font-size: 1.8rem;
  font-weight: 800;
}

.agent-card:nth-child(2) .agent-symbol {
  border-color: rgba(243, 100, 52, 0.4);
  background: rgba(243, 100, 52, 0.12);
  color: #ffb39a;
}

.agent-card:nth-child(3) .agent-symbol {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.07);
  color: var(--white);
}

.agent-card h3 {
  margin-bottom: 6px;
  font-size: 1.35rem;
}

.agent-card p {
  margin-bottom: 0;
  color: #9db0c7;
  font-size: 0.91rem;
  line-height: 1.65;
}

.agent-task {
  min-width: 112px;
  text-align: right;
}

.agent-task small {
  display: block;
  margin-bottom: 4px;
  color: #758aa3;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.agent-task strong {
  color: var(--white);
  font-size: 0.82rem;
}

/* Strategy execution tabs */
.execution-shell {
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(270px, 0.36fr) minmax(0, 0.64fr);
  border: 1px solid var(--besong-line);
  border-radius: 34px;
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.tab-rail {
  padding: 26px;
  background: var(--besong-navy);
  color: var(--white);
}

.tab-rail-label {
  margin: 12px 10px 25px;
  color: #71869f;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tab-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 18px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: transparent;
  color: #aabbd0;
  text-align: left;
  font-weight: 700;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.tab-button + .tab-button {
  margin-top: 8px;
}

.tab-button span:last-child {
  font-size: 1.25rem;
}

.tab-button[aria-selected="true"] {
  border-color: rgba(255, 255, 255, 0.1);
  background: rgba(0, 98, 254, 0.22);
  color: var(--white);
}

.tab-button:nth-of-type(3)[aria-selected="true"] {
  background: rgba(243, 100, 52, 0.16);
}

.execution-panel {
  display: none;
  min-height: 550px;
  padding: clamp(36px, 5vw, 76px);
}

.execution-panel.is-active {
  display: block;
  animation: fade-in 260ms ease both;
}

.execution-panel h3 {
  max-width: 800px;
  margin-bottom: 20px;
  font-size: clamp(2.3rem, 4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.execution-panel > p {
  max-width: 760px;
  margin-bottom: 34px;
  color: var(--besong-text);
  font-size: 1.05rem;
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 32px;
}

.outcome-card {
  min-height: 154px;
  padding: 22px;
  border: 1px solid var(--besong-line);
  border-radius: 18px;
  background: var(--besong-light-2);
}

.outcome-card strong {
  display: block;
  margin-bottom: 10px;
  color: var(--besong-blue);
  font-size: 0.96rem;
}

.outcome-card p {
  margin-bottom: 0;
  color: var(--besong-muted);
  font-size: 0.84rem;
  line-height: 1.65;
}

/* Product suite */
.suite-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.suite-card {
  overflow: hidden;
  border: 1px solid var(--besong-line);
  border-radius: 28px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.suite-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.suite-preview {
  position: relative;
  height: 260px;
  overflow: hidden;
  padding: 24px;
  background: linear-gradient(145deg, #08172d, #132c4e);
}

.suite-preview--orange {
  background: linear-gradient(145deg, #25130e, #4a2115);
}

.suite-preview--blue {
  background: linear-gradient(145deg, #07152a, #0a3978);
}

.mini-window {
  height: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.25);
}

.mini-window-top {
  height: 36px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mini-window-top span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.36);
}

.mini-dashboard {
  display: grid;
  grid-template-columns: 0.38fr 0.62fr;
  height: calc(100% - 36px);
}

.mini-sidebar {
  padding: 16px 10px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.mini-sidebar i {
  display: block;
  height: 7px;
  margin-bottom: 11px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.15);
}

.mini-sidebar i:first-child {
  width: 72%;
  background: var(--besong-orange);
}

.mini-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 14px;
}

.mini-tile {
  min-height: 52px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.09);
}

.mini-tile--wide {
  grid-column: 1 / -1;
  min-height: 76px;
  background:
    linear-gradient(90deg, transparent 12%, rgba(0, 98, 254, 0.45) 12% 14%, transparent 14% 28%, rgba(243, 100, 52, 0.45) 28% 30%, transparent 30%),
    rgba(255, 255, 255, 0.07);
}

.suite-content {
  padding: 28px;
}

.suite-kicker {
  margin-bottom: 10px;
  color: var(--besong-orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.suite-content h3 {
  margin-bottom: 12px;
  color: var(--besong-blue);
  font-size: 2rem;
  letter-spacing: -0.035em;
}

.suite-content p {
  min-height: 82px;
  margin-bottom: 22px;
  color: var(--besong-muted);
  font-size: 0.92rem;
  line-height: 1.72;
}

/* Why BESONG */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.why-card {
  min-height: 270px;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.05);
}

.why-card:nth-child(2) {
  background: rgba(0, 98, 254, 0.13);
}

.why-card:nth-child(3) {
  background: rgba(243, 100, 52, 0.09);
}

.why-number {
  display: block;
  margin-bottom: 40px;
  color: var(--besong-orange);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.why-card h3 {
  margin-bottom: 14px;
  font-size: 1.55rem;
}

.why-card p {
  margin-bottom: 0;
  color: #9fb1c7;
  font-size: 0.92rem;
  line-height: 1.7;
}

/* Industries */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.industry-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  border: 1px solid var(--besong-line);
  border-radius: 24px;
  background: #f9fcff;
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.industry-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 98, 254, 0.35);
  box-shadow: var(--shadow-sm);
}

.industry-card::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 260px;
  height: 260px;
  top: -150px;
  right: -120px;
  border: 1px solid rgba(0, 98, 254, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 0 36px rgba(0, 98, 254, 0.03), 0 0 0 72px rgba(243, 100, 52, 0.025);
}

.industry-icon {
  position: absolute;
  top: 28px;
  left: 28px;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--white);
  color: var(--besong-blue);
  box-shadow: var(--shadow-sm);
}

.industry-icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
}

.industry-card:nth-child(even) .industry-icon {
  color: var(--besong-orange);
}

.industry-card h3 {
  margin-bottom: 8px;
  font-size: 1.28rem;
}

.industry-card p {
  margin-bottom: 0;
  color: var(--besong-muted);
  font-size: 0.84rem;
}

/* Shared CTA */
.cta-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(76px, 8vw, 120px) 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(243, 100, 52, 0.28), transparent 30%),
    linear-gradient(115deg, var(--besong-blue), #0049bd);
  color: var(--white);
}

.cta-section::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 620px;
  height: 620px;
  right: -240px;
  top: -330px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  box-shadow: 0 0 0 80px rgba(255, 255, 255, 0.03), 0 0 0 160px rgba(255, 255, 255, 0.02);
}

.cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(420px, 0.3fr);
  align-items: center;
  gap: 70px;
}

.cta-section h2 {
  margin-bottom: 18px;
  font-size: clamp(3rem, 5.8vw, 6rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.cta-section p {
  max-width: 760px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.08rem;
}

.cta-actions {
  display: grid;
  gap: 12px;
}

.cta-actions .button {
  width: 100%;
}

/* Footer */
.site-footer {
  background: var(--white);
  color: var(--besong-ink);
}

.footer-main {
  padding: 72px 0 50px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr repeat(4, 0.8fr);
  gap: 54px;
}

.footer-brand img {
  width: 245px;
}

.footer-brand p {
  max-width: 370px;
  margin: 24px 0 26px;
  color: var(--besong-muted);
  font-size: 0.9rem;
}

.footer-contact {
  display: grid;
  gap: 9px;
  color: var(--besong-blue);
  font-size: 0.86rem;
  font-weight: 700;
}

.footer-column h3 {
  margin-bottom: 20px;
  color: var(--besong-blue);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-links {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a {
  color: #49556a;
  font-size: 0.86rem;
  transition: color 180ms ease, transform 180ms ease;
}

.footer-links a:hover {
  color: var(--besong-blue);
  transform: translateX(3px);
}

.footer-bottom {
  border-top: 1px solid var(--besong-line);
}

.footer-bottom-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--besong-muted);
  font-size: 0.78rem;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

/* Strategy page hero */
.hero-strategy {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 820px;
  padding: clamp(90px, 8vw, 128px) 0 90px;
  background:
    radial-gradient(circle at 82% 25%, rgba(0, 98, 254, 0.31), transparent 30%),
    radial-gradient(circle at 67% 82%, rgba(243, 100, 52, 0.17), transparent 28%),
    linear-gradient(125deg, #061329 0%, #0a1d37 70%, #07162c 100%);
  color: var(--white);
}

.hero-strategy::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 68px 68px;
}

.hero-strategy::after {
  content: "STRATEGY";
  position: absolute;
  z-index: -1;
  left: -0.08em;
  bottom: -0.18em;
  color: rgba(255, 255, 255, 0.027);
  font-size: clamp(8rem, 17vw, 21rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.08em;
}

.strategy-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(510px, 1.08fr);
  align-items: center;
  gap: clamp(54px, 7vw, 110px);
}

.strategy-hero-title {
  margin-bottom: 28px;
  font-size: clamp(4rem, 6.4vw, 7.4rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
}

.strategy-hero-copy {
  max-width: 680px;
  margin-bottom: 32px;
  color: #b9c9dc;
  font-size: clamp(1.05rem, 1.35vw, 1.26rem);
  line-height: 1.75;
}

.strategy-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 40px;
}

.strategy-metric {
  min-height: 108px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.045);
}

.strategy-metric strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.55rem;
}

.strategy-metric small {
  color: #8499b1;
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.architect-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 32px;
  background: linear-gradient(155deg, rgba(18, 43, 74, 0.96), rgba(7, 22, 43, 0.94));
  box-shadow: var(--shadow-lg);
}

.architect-card::before {
  content: "";
  position: absolute;
  width: 250px;
  height: 250px;
  top: -120px;
  right: -100px;
  border: 1px solid rgba(0, 98, 254, 0.45);
  border-radius: 50%;
  box-shadow: 0 0 0 55px rgba(0, 98, 254, 0.04);
}

.architect-head {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.architect-title-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.architect-mark {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  background: rgba(0, 98, 254, 0.15);
}

.architect-mark img {
  width: 36px;
  filter: saturate(0) brightness(2.5);
}

.architect-head h2 {
  margin-bottom: 3px;
  font-size: 1.12rem;
}

.architect-head p {
  margin-bottom: 0;
  color: #8499b1;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.architect-status {
  color: #9af3c2;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.architect-form {
  position: relative;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.field {
  display: grid;
  gap: 7px;
}

.field + .field,
.form-row + .field,
.field + .form-row {
  margin-top: 13px;
}

.field label {
  color: #9db0c7;
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid #30455f;
  border-radius: 13px;
  background: #0d2039;
  color: var(--white);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.field input,
.field select {
  height: 50px;
  padding: 0 14px;
}

.field textarea {
  min-height: 96px;
  resize: vertical;
  padding: 13px 14px;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #6f8299;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--besong-blue);
  box-shadow: 0 0 0 4px rgba(0, 98, 254, 0.13);
}

.architect-form .button {
  width: 100%;
  margin-top: 14px;
}

.architect-output {
  margin-top: 17px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
}

.architect-output-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.architect-output-head strong {
  font-size: 0.81rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.architect-output-head span {
  color: var(--besong-orange);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.architect-output p {
  margin-bottom: 0;
  color: #9fb2c8;
  font-size: 0.82rem;
  line-height: 1.65;
}

.architect-output-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.architect-output-grid div {
  padding: 11px;
  border-radius: 10px;
  background: rgba(0, 98, 254, 0.08);
}

.architect-output-grid small {
  display: block;
  margin-bottom: 5px;
  color: #748ba4;
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
}

.architect-output-grid strong {
  font-size: 0.73rem;
}

/* Strategy detail */
.strategy-dual {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.strategy-panel {
  position: relative;
  overflow: hidden;
  min-height: 600px;
  padding: clamp(34px, 4vw, 58px);
  border: 1px solid var(--besong-line);
  border-radius: 32px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.strategy-panel--dark {
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--besong-navy);
  color: var(--white);
}

.strategy-panel::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: -180px;
  top: -160px;
  border: 1px solid rgba(0, 98, 254, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 0 46px rgba(0, 98, 254, 0.03), 0 0 0 92px rgba(243, 100, 52, 0.02);
}

.strategy-panel-kicker {
  margin-bottom: 14px;
  color: var(--besong-orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.strategy-panel h3 {
  max-width: 520px;
  margin-bottom: 20px;
  font-size: clamp(2rem, 3.2vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.strategy-panel > p {
  max-width: 620px;
  margin-bottom: 32px;
  color: var(--besong-text);
  line-height: 1.75;
}

.strategy-panel--dark > p {
  color: #9fb1c7;
}

.strategy-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.strategy-list li {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 15px 0;
  border-top: 1px solid var(--besong-line);
  color: var(--besong-text);
  font-weight: 600;
}

.strategy-panel--dark .strategy-list li {
  border-color: rgba(255, 255, 255, 0.1);
  color: #e4ebf4;
}

.strategy-list li::before {
  content: "↗";
  width: 29px;
  height: 29px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--besong-light);
  color: var(--besong-blue);
  font-size: 0.8rem;
}

.strategy-panel--dark .strategy-list li::before {
  background: rgba(243, 100, 52, 0.12);
  color: #ffab8e;
}

/* Framework */
.framework-shell {
  overflow: hidden;
  border: 1px solid var(--besong-line);
  border-radius: 34px;
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.framework-top {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 60px;
  padding: clamp(38px, 5vw, 70px);
  background: var(--besong-navy);
  color: var(--white);
}

.framework-top p {
  margin-bottom: 0;
  color: #a0b2c8;
}

.framework-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.framework-step {
  position: relative;
  min-height: 310px;
  padding: 34px;
  border-right: 1px solid var(--besong-line);
}

.framework-step:last-child {
  border-right: 0;
}

.framework-step-number {
  display: block;
  margin-bottom: 50px;
  color: var(--besong-orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.framework-step h3 {
  margin-bottom: 12px;
  font-size: 1.5rem;
}

.framework-step p {
  margin-bottom: 22px;
  color: var(--besong-muted);
  font-size: 0.9rem;
}

.framework-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.framework-tags span {
  padding: 7px 9px;
  border-radius: 8px;
  background: var(--besong-light);
  color: var(--besong-blue);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
}

/* Pillars */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.pillar-card {
  min-height: 350px;
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.045);
}

.pillar-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin-bottom: 54px;
  border-radius: 16px;
  background: rgba(0, 98, 254, 0.14);
  color: #8cb7ff;
  font-weight: 800;
}

.pillar-card:nth-child(even) .pillar-icon {
  background: rgba(243, 100, 52, 0.12);
  color: #ffad91;
}

.pillar-card h3 {
  margin-bottom: 13px;
  font-size: 1.35rem;
}

.pillar-card p {
  margin-bottom: 0;
  color: #9fb1c7;
  font-size: 0.88rem;
  line-height: 1.7;
}

.pillar-card small {
  margin-top: auto;
  padding-top: 24px;
  color: var(--besong-orange);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Strategy lab */
.lab-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 24px;
}

.lab-copy,
.lab-workspace {
  border-radius: 30px;
}

.lab-copy {
  padding: clamp(36px, 4vw, 58px);
  background: var(--besong-blue);
  color: var(--white);
}

.lab-copy h2 {
  margin-bottom: 18px;
  font-size: clamp(2.4rem, 4.2vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.lab-copy p {
  color: rgba(255, 255, 255, 0.8);
}

.lab-system-lines {
  display: grid;
  gap: 7px;
  margin-top: 36px;
  color: rgba(255, 255, 255, 0.64);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.74rem;
}

.lab-workspace {
  padding: clamp(30px, 4vw, 48px);
  border: 1px solid #2b415c;
  background: var(--besong-navy);
  color: var(--white);
}

.lab-workspace h3 {
  margin-bottom: 8px;
  font-size: 1.5rem;
}

.lab-workspace > p {
  margin-bottom: 28px;
  color: #8fa4bc;
  font-size: 0.88rem;
}

.lab-result {
  display: none;
  margin-top: 22px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
}

.lab-result.is-visible {
  display: block;
  animation: fade-in-up 340ms ease both;
}

.lab-result h4 {
  margin-bottom: 12px;
  color: var(--besong-orange);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lab-result p {
  color: #c1ccda;
  font-size: 0.87rem;
}

.lab-result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.lab-result-grid article {
  min-height: 130px;
  padding: 15px;
  border-radius: 13px;
  background: rgba(0, 98, 254, 0.09);
}

.lab-result-grid article:nth-child(2) {
  background: rgba(243, 100, 52, 0.09);
}

.lab-result-grid article:nth-child(3) {
  background: rgba(255, 255, 255, 0.055);
}

.lab-result-grid small {
  display: block;
  margin-bottom: 9px;
  color: #7890aa;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lab-result-grid strong {
  display: block;
  font-size: 0.84rem;
  line-height: 1.55;
}

.file-field {
  position: relative;
  min-height: 54px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border: 1px dashed #3b536f;
  border-radius: 13px;
  color: #91a6bd;
  font-size: 0.78rem;
}

.file-field input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.file-field strong {
  color: var(--white);
}

/* Modal */
.site-dialog {
  width: min(calc(100% - 32px), 620px);
  max-height: calc(100svh - 32px);
  overflow: auto;
  padding: 0;
  border: 0;
  border-radius: 26px;
  background: var(--white);
  color: var(--besong-ink);
  box-shadow: var(--shadow-lg);
}

.site-dialog::backdrop {
  background: rgba(3, 12, 25, 0.74);
  backdrop-filter: blur(8px);
}

.dialog-inner {
  padding: 34px;
}

.dialog-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 24px;
}

.dialog-head h2 {
  margin-bottom: 6px;
  font-size: 2rem;
  line-height: 1.1;
}

.dialog-head p {
  margin-bottom: 0;
  color: var(--besong-muted);
  font-size: 0.9rem;
}

.dialog-close {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border: 1px solid var(--besong-line);
  border-radius: 12px;
  background: var(--white);
  color: var(--besong-navy);
  font-size: 1.3rem;
}

.dialog-form .field label {
  color: var(--besong-text);
}

.dialog-form .field input,
.dialog-form .field select,
.dialog-form .field textarea {
  border-color: var(--besong-line);
  background: var(--besong-light-2);
  color: var(--besong-ink);
}

.dialog-form .button {
  width: 100%;
  margin-top: 18px;
}

.form-note {
  margin: 14px 0 0;
  color: var(--besong-muted);
  font-size: 0.74rem;
}

.form-success {
  display: none;
  padding: 16px;
  border: 1px solid rgba(0, 98, 254, 0.18);
  border-radius: 13px;
  background: var(--besong-light);
  color: var(--besong-blue);
  font-size: 0.86rem;
  font-weight: 600;
}

.form-success.is-visible {
  display: block;
}

/* Toast */
.toast {
  position: fixed;
  z-index: 2200;
  right: 20px;
  bottom: 20px;
  max-width: 420px;
  transform: translateY(24px);
  opacity: 0;
  padding: 15px 18px;
  border-radius: 13px;
  background: var(--besong-navy);
  color: var(--white);
  box-shadow: var(--shadow-md);
  font-size: 0.83rem;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 90ms; }
.reveal-delay-2 { transition-delay: 180ms; }
.reveal-delay-3 { transition-delay: 270ms; }

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-node {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.35); opacity: 0.72; }
}

.map-node {
  animation: pulse-node 2.8s ease-in-out infinite;
}

.map-node:nth-of-type(2) { animation-delay: 0.35s; }
.map-node:nth-of-type(3) { animation-delay: 0.7s; }
.map-node:nth-of-type(4) { animation-delay: 1.05s; }
.map-node:nth-of-type(5) { animation-delay: 1.4s; }
.map-node:nth-of-type(6) { animation-delay: 1.75s; }

/* Responsive */
@media (max-width: 1220px) {
  :root {
    --header-offset: 116px;
  }

  .container {
    width: min(calc(100% - 48px), var(--container));
  }

  .main-nav-inner {
    min-height: 78px;
  }

  .brand img {
    width: 215px;
  }

  .primary-nav {
    gap: 14px;
  }

  .nav-link {
    padding-inline: 9px;
    font-size: 0.84rem;
  }

  .header-actions .button {
    padding-inline: 17px;
  }

  .hero-grid,
  .strategy-hero-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(430px, 1.05fr);
    gap: 54px;
  }

  .hero-visual {
    min-height: 540px;
  }

  .floating-chip--top {
    right: -20px;
  }

  .floating-chip--bottom {
    left: -20px;
  }

  .footer-top {
    grid-template-columns: 1.2fr repeat(2, 0.8fr);
  }

  .footer-column:nth-last-child(-n + 2) {
    margin-top: 18px;
  }

  .pillar-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1020px) {
  :root {
    --header-offset: 90px;
  }

  .utility-bar {
    display: none;
  }

  .main-nav,
  .main-nav-inner {
    min-height: 82px;
  }

  .brand img {
    width: 220px;
  }

  .nav-toggle {
    display: block;
  }

  .primary-nav {
    position: fixed;
    inset: 82px 0 auto;
    max-height: calc(100svh - 82px);
    overflow: auto;
    transform: translateY(-120%);
    opacity: 0;
    display: block;
    padding: 24px;
    border-top: 1px solid var(--besong-line);
    background: var(--white);
    box-shadow: var(--shadow-md);
    transition: transform 220ms ease, opacity 220ms ease;
    pointer-events: none;
  }

  .primary-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-list {
    display: grid;
    align-items: stretch;
  }

  .nav-link {
    min-height: 54px;
    padding: 0 8px;
    border-bottom: 1px solid var(--besong-line);
    font-size: 1rem;
  }

  .nav-link::after {
    display: none;
  }

  .header-actions {
    margin-top: 18px;
  }

  .header-actions .button {
    width: 100%;
  }

  .hero-grid,
  .strategy-hero-grid,
  .agent-layout,
  .positioning-grid,
  .cta-grid,
  .lab-shell,
  .framework-top {
    grid-template-columns: 1fr;
  }

  .hero-home,
  .hero-strategy {
    min-height: auto;
  }

  .hero-title,
  .strategy-hero-title {
    max-width: 850px;
  }

  .hero-visual {
    width: min(100%, 700px);
    min-height: 590px;
    margin-inline: auto;
  }

  .hero-stat-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-stat:nth-child(2) {
    border-right: 0;
  }

  .hero-stat:nth-child(n + 3) {
    padding-top: 28px;
  }

  .positioning-grid {
    gap: 24px;
  }

  .convergence-grid,
  .suite-grid,
  .why-grid,
  .industry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .agent-intro {
    position: static;
  }

  .agent-layout {
    gap: 46px;
  }

  .execution-shell {
    grid-template-columns: 1fr;
  }

  .tab-rail {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .tab-rail-label {
    grid-column: 1 / -1;
    margin-bottom: 8px;
  }

  .tab-button + .tab-button {
    margin-top: 0;
  }

  .execution-panel {
    min-height: auto;
  }

  .strategy-dual {
    grid-template-columns: 1fr;
  }

  .framework-top {
    gap: 20px;
  }

  .cta-grid {
    gap: 36px;
  }

  .cta-actions {
    max-width: 520px;
  }

  .footer-top {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-column:nth-last-child(-n + 2) {
    margin-top: 0;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .brand img {
    width: 185px;
  }

  .hero-home,
  .hero-strategy {
    padding-top: 72px;
  }

  .hero-title,
  .strategy-hero-title {
    font-size: clamp(3.25rem, 15vw, 5.2rem);
  }

  .hero-visual {
    min-height: 520px;
  }

  .control-frame {
    border-radius: 30px;
  }

  .control-topbar {
    padding-inline: 18px;
  }

  .control-body {
    padding: 16px;
  }

  .control-map {
    height: 280px;
  }

  .control-metrics {
    grid-template-columns: 1fr;
  }

  .control-metric {
    min-height: auto;
  }

  .control-metric > span {
    display: none;
  }

  .floating-chip {
    display: none;
  }

  .hero-stat-strip,
  .strategy-metrics,
  .outcome-grid,
  .framework-steps,
  .architect-output-grid,
  .lab-result-grid {
    grid-template-columns: 1fr;
  }

  .hero-stat,
  .hero-stat + .hero-stat {
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .hero-stat:last-child {
    border-bottom: 0;
  }

  .convergence-grid,
  .suite-grid,
  .why-grid,
  .industry-grid,
  .pillar-grid {
    grid-template-columns: 1fr;
  }

  .convergence-card {
    min-height: 360px;
  }

  .agent-card {
    grid-template-columns: 70px minmax(0, 1fr);
    gap: 18px;
  }

  .agent-symbol {
    width: 60px;
    height: 60px;
  }

  .agent-task {
    grid-column: 2;
    text-align: left;
  }

  .tab-rail {
    grid-template-columns: 1fr;
  }

  .execution-panel {
    padding: 32px 22px;
  }

  .strategy-panel {
    min-height: auto;
  }

  .framework-step {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--besong-line);
  }

  .framework-step:last-child {
    border-bottom: 0;
  }

  .framework-step-number {
    margin-bottom: 30px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-row .field + .field {
    margin-top: 0;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .footer-brand {
    grid-column: auto;
  }

  .footer-bottom-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 22px 0;
  }
}

@media (max-width: 520px) {
  .main-nav,
  .main-nav-inner {
    min-height: 74px;
  }

  .primary-nav {
    inset: 74px 0 auto;
    max-height: calc(100svh - 74px);
  }

  .brand img {
    width: 160px;
  }

  .nav-toggle {
    width: 42px;
    height: 42px;
  }

  .hero-actions {
    display: grid;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 480px;
  }

  .control-map {
    height: 240px;
  }

  .control-brand strong {
    font-size: 0.75rem;
  }

  .control-brand small {
    display: none;
  }

  .live-status {
    padding: 7px 9px;
    font-size: 0.58rem;
  }

  .architect-card,
  .lab-copy,
  .lab-workspace,
  .dialog-inner {
    padding: 24px;
  }

  .section-title {
    font-size: clamp(2.2rem, 12vw, 3.5rem);
  }

  .cta-section h2 {
    font-size: clamp(2.8rem, 14vw, 4.6rem);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}