* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --cs-bg-main: #071426;
  --cs-bg-nav: #0b1f3a;
  --cs-bg-card: #0a1d37;
  --cs-bg-card-2: #071426;
  --cs-border: #1f2a44;
  --cs-text-main: #ffffff;
  --cs-text-sub: #a0a0a0;
  --cs-text-soft: #d2dcef;
  --cs-blue: #2f80ed;
  --cs-orange: #ff7a00;
  --cs-purple: #7c3aed;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--cs-bg-main);
  color: var(--cs-text-main);
  font-family: Arial, sans-serif;
  overflow-x: hidden;
  position: relative;
}

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

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

main {
  position: relative;
  z-index: auto;
}

button,
input,
select {
  font: inherit;
}

.cs-container {
  position: relative;
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding-left: 40px;
  padding-right: 40px;
}

/* NAV */

.cs-site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--cs-bg-nav);
  border-bottom: 1px solid var(--cs-border);
  backdrop-filter: blur(8px);
  transform: translateY(0);
  transition: none;
  will-change: transform;
}

main section {
  position: relative;
}

.cs-nav {
  min-height: 56px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: stretch;
  column-gap: 28px;
}

.cs-brand {
  display: flex;
  align-items: center;
}

.cs-brand-logo {
  width: 92px;
  height: auto;
}

.cs-nav-main {
  display: flex;
  align-items: stretch;
  justify-content: flex-end;
  gap: 24px;
  width: 100%;
}

.cs-nav-dual-cta {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 142px;
  min-height: 100%;
  overflow: hidden;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0;
  background: transparent;
  flex: 0 0 auto;
}

.cs-nav-dual-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 25px;
  padding: 0 14px;
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: filter 180ms ease;
}

.cs-nav-dual-btn:hover,
.cs-nav-dual-btn.cs-is-active {
  filter: brightness(1.08);
}

.cs-nav-dual-btn-clients {
  background: #E86a17;
}

.cs-nav-dual-btn-builders {
  background: rgba(47, 128, 237, 0.3);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.cs-nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 24px;
  margin-right: 28px;
}

.cs-nav-links a,
.cs-login-link {
  color: var(--cs-text-main);
  font-size: 15px;
  font-weight: 400;
  line-height: 1;
  transition: color 180ms ease;
}

.cs-nav-links a:hover,
.cs-login-link:hover {
  color: var(--cs-blue);
}

.cs-nav-links .cs-is-active {
  color: var(--cs-blue);
}

.cs-nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cs-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--cs-orange);
  color: var(--cs-text-main);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  transition: transform 180ms ease, opacity 180ms ease;
}

.cs-btn-primary:hover {
  transform: translateY(-1px);
  opacity: 0.96;
}

.cs-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--cs-border);
  background: transparent;
  color: var(--cs-text-main);
  font-size: 15px;
  font-weight: 600;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease;
}

.cs-btn-secondary:hover {
  border-color: var(--cs-blue);
  color: var(--cs-blue);
}

/* HERO */

.cs-hero {
  padding: 56px 0 48px;
  background: transparent;
}

.cs-hero-wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  align-items: stretch;
}

.cs-kicker {
  color: var(--cs-blue);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.cs-hero-title {
  max-width: 860px;
  font-size: 58px;
  line-height: 0.96;
  font-weight: 700;
  margin-bottom: 18px;
}

.cs-hero-sub {
  max-width: 780px;
  color: var(--cs-text-sub);
  font-size: 18px;
  line-height: 1.75;
}

.cs-hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.cs-hero-primary {
  min-height: 50px;
  padding: 0 28px;
  font-size: 17px;
}

.cs-hero-panel {
  background: linear-gradient(180deg, #0a1d37 0%, #071426 100%);
  border: 1px solid var(--cs-border);
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 12px 42px rgba(0,0,0,0.16);
}

.cs-panel-label {
  color: #9cb4da;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.cs-panel-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.cs-panel-step:first-of-type {
  border-top: none;
  padding-top: 0;
}

.cs-step-number {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(47,128,237,0.12);
  border: 1px solid rgba(47,128,237,0.28);
  color: #dceaff;
  font-size: 16px;
  font-weight: 700;
}

.cs-step-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.cs-step-text {
  color: var(--cs-text-soft);
  font-size: 15px;
  line-height: 1.7;
}

/* PROOF */

.cs-proof {
  padding: 0 0 36px;
}

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

.cs-proof-card {
  background: linear-gradient(180deg, #0a1d37 0%, #071426 100%);
  border: 1px solid var(--cs-border);
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 10px 36px rgba(0,0,0,0.12);
}

.cs-proof-value {
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 10px;
}

.cs-proof-label {
  color: #a9bddf;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* MAIN CTA */

.cs-main-cta-section {
  padding: 22px 0 54px;
  text-align: center;
}

.cs-main-cta-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  padding: 0 38px;
  border: 0.5px solid rgba(124,58,237,0.72);
  border-radius: 999px;
  background:
    radial-gradient(circle at 0% 50%, rgba(124,58,237,0.22) 0%, rgba(124,58,237,0) 44%),
    radial-gradient(circle at 100% 50%, rgba(124,58,237,0.18) 0%, rgba(124,58,237,0) 42%),
    var(--cs-orange);
  color: var(--cs-text-main);
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
  box-shadow:
    0 0 0.5px rgba(124,58,237,0.95),
    0 0 18px rgba(124,58,237,0.26),
    0 0 34px rgba(255,122,0,0.30);
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.cs-main-cta-button:hover {
  transform: translateY(-1px);
  opacity: 0.97;
  box-shadow:
    0 0 0.5px rgba(124,58,237,1),
    0 0 22px rgba(124,58,237,0.32),
    0 0 42px rgba(255,122,0,0.36);
}

/* SHARED SECTION HEAD */

.cs-section-head {
  margin-bottom: 28px;
}

.cs-section-title {
  font-size: 40px;
  line-height: 1.02;
  font-weight: 700;
  margin-bottom: 12px;
}

.cs-section-sub {
  max-width: 760px;
  color: var(--cs-text-sub);
  font-size: 17px;
  line-height: 1.75;
}

/* FLIP CARDS */

.cs-flip-section {
  padding: 16px 0 64px;
}

.cs-flip-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
  perspective: 1400px;
}

.cs-flip-card {
  aspect-ratio: 1 / 1;
  border: 0;
  background: transparent;
  cursor: pointer;
  perspective: 1200px;
  transform-origin: center;
  transition: transform 420ms ease, opacity 240ms ease;
}

.cs-flip-card:focus-visible {
  outline: 2px solid var(--cs-blue);
  outline-offset: 4px;
  border-radius: 24px;
}

.cs-flip-grid.cs-is-sorting .cs-flip-card {
  transition: transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.cs-flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transform: rotateY(180deg);
  transition: transform 620ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.cs-flip-card:hover .cs-flip-inner,
.cs-flip-card.cs-is-flipped .cs-flip-inner {
  transform: rotateY(0deg);
}

.cs-flip-face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 24px;
  border-radius: 24px;
  backface-visibility: hidden;
  overflow: hidden;
}

.cs-flip-front {
  gap: 13px;
  border: 1px solid rgba(160,160,160,0.52);
  box-shadow: 0 14px 42px rgba(0,0,0,0.18);
}

.cs-flip-card--request .cs-flip-front {
  background: linear-gradient(135deg, rgba(96,165,250,0.96) 0%, rgba(47,128,237,0.84) 46%, rgba(10,29,55,0.96) 100%);
}

.cs-flip-card--fit .cs-flip-front {
  background: linear-gradient(135deg, rgba(253,186,116,0.98) 0%, rgba(249,115,22,0.84) 44%, rgba(47,20,8,0.96) 100%);
}

.cs-flip-front::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.16) 0%, rgba(255,255,255,0) 44%);
  pointer-events: none;
}

.cs-flip-kicker {
  position: relative;
  z-index: 1;
  max-width: 220px;
  color: rgba(255,255,255,0.78);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.35;
  text-transform: uppercase;
}

.cs-flip-title {
  position: relative;
  z-index: 1;
  color: #ffffff;
  font-size: 25px;
  line-height: 1.08;
  font-weight: 700;
  max-width: 310px;
}

.cs-flip-text {
  position: relative;
  z-index: 1;
  color: rgba(255,255,255,0.82);
  font-size: 14px;
  line-height: 1.55;
  margin-top: 14px;
  max-width: 320px;
}

.cs-flip-back {
  align-items: center;
  justify-content: center;
  transform: rotateY(180deg);
  background:
    radial-gradient(circle at 0% 100%, rgba(124,58,237,0.48) 0%, rgba(124,58,237,0.18) 28%, transparent 56%),
    radial-gradient(circle at 100% 0%, rgba(124,58,237,0.42) 0%, rgba(124,58,237,0.16) 30%, transparent 58%),
    linear-gradient(135deg, #02030a 0%, #070511 46%, #02030a 100%);
  border: 2px solid rgba(160,160,160,0.62);
  box-shadow:
    inset 0 0 42px rgba(124,58,237,0.20),
    inset 0 0 18px rgba(255,255,255,0.035),
    0 0 28px rgba(124,58,237,0.28),
    0 0 42px rgba(56,189,248,0.08);
}

.cs-flip-back::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 23px;
  border: 1px solid rgba(160,160,160,0.34);
  box-shadow:
    0 0 18px rgba(124,58,237,0.36),
    0 0 30px rgba(255,255,255,0.04);
}

.cs-flip-back::after {
  content: none;
}

.cs-flip-logo {
  position: relative;
  z-index: 1;
  width: 88px;
  height: 88px;
  border-radius: 0;
  object-fit: contain;
  filter:
    saturate(1.16)
    drop-shadow(0 0 18px rgba(56,189,248,0.20))
    drop-shadow(0 0 16px rgba(249,115,22,0.16));
}

.cs-flip-actions {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}

.cs-flip-sort {
  min-height: 42px;
  padding: 0 24px;
  border: 1px solid var(--cs-border);
  border-radius: 999px;
  background: rgba(255,255,255,0.03);
  color: var(--cs-text-main);
  font: inherit;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease, transform 180ms ease;
}

.cs-flip-sort:hover {
  transform: translateY(-1px);
  border-color: var(--cs-blue);
  color: var(--cs-blue);
  background: rgba(47,128,237,0.08);
}

/* FIT SECTION */

.cs-fit-section {
  padding: 16px 0 56px;
}

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

.cs-fit-card {
  background: linear-gradient(180deg, var(--cs-bg-card) 0%, var(--cs-bg-card-2) 100%);
  border: 1px solid var(--cs-border);
  border-radius: 24px;
  padding: 24px;
  box-shadow: 0 10px 36px rgba(0,0,0,0.12);
}

.cs-fit-title {
  font-size: 26px;
  line-height: 1.06;
  font-weight: 700;
  margin-bottom: 14px;
}

.cs-fit-text {
  color: var(--cs-text-soft);
  font-size: 16px;
  line-height: 1.75;
}

/* MATCH SECTION */

.cs-match-section {
  padding: 0 0 64px;
}

.cs-match-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.cs-match-card {
  background: linear-gradient(180deg, var(--cs-bg-card) 0%, var(--cs-bg-card-2) 100%);
  border: 1px solid var(--cs-border);
  border-radius: 24px;
  padding: 24px;
  box-shadow: 0 10px 36px rgba(0,0,0,0.12);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.cs-match-card:hover {
  transform: translateY(-3px);
  border-color: var(--cs-blue);
  background: linear-gradient(180deg, #10284a 0%, #071426 100%);
}

.cs-match-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(47,128,237,0.12);
  border: 1px solid rgba(47,128,237,0.28);
  color: #dceaff;
  font-size: 22px;
  margin-bottom: 16px;
}

.cs-match-title {
  font-size: 26px;
  line-height: 1.06;
  font-weight: 700;
  margin-bottom: 12px;
}

.cs-match-text {
  color: var(--cs-text-soft);
  font-size: 16px;
  line-height: 1.75;
}

/* CONTACT */

.cs-contact-section {
  padding: 0 0 72px;
}

.cs-contact-card {
  background: linear-gradient(180deg, #0a1d37 0%, #071426 100%);
  border: 1px solid var(--cs-blue);
  border-radius: 28px;
  padding: 32px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  box-shadow: 0 16px 46px rgba(0,0,0,0.18);
}

.cs-contact-title {
  font-size: 42px;
  line-height: 1.02;
  font-weight: 700;
  margin-bottom: 14px;
}

.cs-contact-sub {
  max-width: 760px;
  color: var(--cs-text-soft);
  font-size: 17px;
  line-height: 1.8;
}

.cs-contact-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.cs-contact-point {
  min-height: 38px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  color: #d7e5fb;
  font-size: 14px;
  font-weight: 600;
}

.cs-contact-actions {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}

.cs-contact-button {
  width: fit-content;
  min-height: 50px;
  padding: 0 20px;
  font-size: 16px;
}

.cs-contact-note {
  color: #a9bddf;
  font-size: 14px;
  line-height: 1.7;
  max-width: 360px;
}

/* BOTTOM CTA */

.cs-bottom-cta {
  padding: 0 0 88px;
}

.cs-bottom-card {
  background: linear-gradient(180deg, #0a1d37 0%, #071426 100%);
  border: 1px solid var(--cs-border);
  border-radius: 28px;
  padding: 30px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
}

.cs-bottom-title {
  font-size: 36px;
  line-height: 1.02;
  font-weight: 700;
  margin-bottom: 12px;
}

.cs-bottom-sub {
  color: var(--cs-text-soft);
  font-size: 17px;
  line-height: 1.7;
  max-width: 760px;
}

.cs-bottom-button {
  flex: 0 0 auto;
  min-height: 50px;
  padding: 0 28px;
  font-size: 17px;
}

/* RESPONSIVE */

@media (max-width: 1180px) {
  .cs-hero-wrap,
  .cs-contact-card {
    grid-template-columns: 1fr;
  }

  .cs-fit-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 991px) {
  .cs-container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .cs-nav {
    grid-template-columns: 1fr;
    row-gap: 16px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .cs-nav-main {
    align-items: flex-start;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 16px;
  }

  .cs-nav-dual-cta {
    width: 156px;
    min-height: 56px;
  }

  .cs-nav-links {
    justify-content: flex-start;
    margin-right: 0;
    flex-wrap: wrap;
  }

  .cs-nav-actions {
    justify-content: flex-start;
  }

  .cs-brand-logo {
    width: 78px;
  }

  .cs-hero {
    padding-top: 40px;
  }

  .cs-hero-title {
    font-size: 40px;
  }

  .cs-hero-sub,
  .cs-section-sub,
  .cs-contact-sub,
  .cs-bottom-sub {
    font-size: 16px;
  }

  .cs-proof-grid,
  .cs-match-grid {
    grid-template-columns: 1fr;
  }

  .cs-flip-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 620px;
  }

  .cs-contact-card,
  .cs-bottom-card {
    padding: 24px;
  }

  .cs-section-title,
  .cs-contact-title {
    font-size: 32px;
  }

  .cs-bottom-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .cs-bottom-title {
    font-size: 30px;
  }
}

@media (max-width: 640px) {
  .cs-hero-title {
    font-size: 34px;
  }

  .cs-step-number {
    width: 46px;
    height: 46px;
  }

  .cs-fit-title,
  .cs-match-title {
    font-size: 22px;
  }

  .cs-flip-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
  }

  .cs-flip-title {
    font-size: 22px;
  }
}