/* Concept 3 hero — rebuilt without the 'Concept 3 | ...' label */
:root{
  --bg-color: #FBFDFF;
  --bg-deep: #0a1a33;
  --bg-navy: #0f2b55;
  --line: rgba(160, 200, 255, 0.55);
  --text: #ffffff;
  --muted: rgba(255,255,255,0.8);
  --muted2: rgba(255,255,255,0.72);
  --accent: #f59d19;
  --accent-dark: #d68100;
  --link: rgba(255,255,255,0.82);
  --shadow: 0 12px 30px rgba(0,0,0,0.28);
  --section-bg-color: rgb(33,59,98);
}

*{ box-sizing: border-box; }
html{ height: 100%; }
body{
  margin: 0;
  padding: 0;
  font-family: RobotoLocal, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg-color)!important;
  color: var(--text);
}

main{
  margin: 0;
  padding: 0;
}

.hero{
  position: relative;
  width: 100%;
  overflow: hidden;
  background: radial-gradient(1200px 400px at 50% 20%, rgba(60,120,220,0.40), transparent 60%),
              linear-gradient(180deg, #173968 0%, #071428 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("/img/flatirons-art.webp");
  background-size: 100% auto;
  background-position: top center;
  background-repeat: no-repeat;
}

body:not(.home) .hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent calc(100% - 50px),
    #071428 100%
  );
}

body.home .hero{
  height: 100vh;
}
body.home .hero-bg {
  background-size: cover;
}

.hero::after{
  content:"";
  position:absolute;
  inset:-1px;
  background: linear-gradient(to bottom, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0.25) 40%, rgba(0,0,0,0.60) 100%);
  pointer-events:none;
}

.hero-header{
  position: relative;
  z-index: 2;
  display:flex;
  align-items:center;
  justify-content: space-between;
  padding: 16px 18px 14px;
  z-index: 1000;
}

.rounded-top {
  border-top-left-radius: 30px;
  border-top-right-radius: 30px;
}
.rounded-bottom {
  border-bottom-left-radius: 30px;
  border-bottom-right-radius: 30px;
}

.logo-bg {
  background-color: rgba(255,255,255,0.2);
  padding: 8px 12px;
  border-radius: 8px;
}

.brand img {
  max-height: 130px;
}

.brand{
  text-decoration:none;
  display:flex;
  align-items: baseline;
  gap: 0.2ch;
  letter-spacing: 0.05em;
  user-select:none;
}

.brand-word{
  font-weight: 700;
  font-size: 30px;
  line-height: 1;
  text-shadow: 0 2px 6px rgba(0,0,0,0.9), 0 4px 20px rgba(0,0,0,0.7);
}
.brand-word-boulder{ color: #2d6bb5; }
.brand-word-tech{
  color: rgba(255,255,255,0.88);
  font-weight: 500;
}

.nav{
  display:flex;
  align-items:center;
  gap: 18px;
}

/* .nav-link{
  color: var(--link);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  opacity: 0.95;
  padding: 0 16px;
  position: relative;
  transition: opacity 0.2s ease;
}
.nav-link::after{
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: -3px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.nav-link:hover{ opacity: 1; }
.nav-link:hover::after{ transform: scaleX(1); } */

.nav-link {
	color: #fff!important;
	opacity: .8;
	font-weight: 500;
	position: relative;
	text-decoration: none;
	margin-right:20px;
}

.nav-link::after {
	content: "";
	position: absolute;
	bottom: -4px;
	left: 0;
	height: 1px;
	width: 0%;
	background: #fff;
	transition: width .25s ease;
}

.nav-link:hover::after {
	width: 100%;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height: 34px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration:none;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.btn-primary{
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #fff!important;
  box-shadow: 0 10px 18px rgba(0,0,0,0.25);
  height: 48px;
  padding: 0 24px;
  transition: transform 0.2s ease;
  text-transform: uppercase;
}
.btn-primary:hover{
  transform: scale(1.05);
}

.btn-glass{
  /* width: 50vmin;
  height: 20vmin; */
  border-radius: 10.2vmin 9.8vmin 10.2vmin 9.8vmin;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(4px);
  box-shadow: inset 2px 2px 1px 0 rgba(255, 255, 255, 0.3),
    inset -2px -2px 2px 1px rgba(255, 255, 255, 0.3), 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.2);;
  color: rgba(255, 255, 255, 0.8);
  font-size: 5vmin;
  transition: all 0.3s cubic-bezier(0.2, 0.9, 0.3, 1.5);
  cursor: pointer;
}

.page-title-wrapper {
  text-align: center;
}

.page-title {
  display: inline-block;
  font-size: 4rem !important;
  font-weight: 800 !important;
  color: #2d6bb5 !important;
  margin-bottom: 2rem;
  position: relative;
  padding-bottom: 1rem;
}

.page-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.page-title:hover::after {
  width: 0;
}

.page-subtitle {
  font-size: 3rem !important;
  font-weight: 800 !important;
  color: #000 !important;
}

.case-study-subtitle-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 2px;
}

.case-study-subtitle-wrapper svg {
  flex-shrink: 0;
  margin-top: 0; 
}

.case-study-subtitle {
  position: relative;
  padding-left: 3.5rem;
  font-size: 3.0rem!important;
  font-weight: 700;
  color: var(--bde-text-color)!important;
  line-height: 1.4;
  margin: 0; 
  font-style: italic;
}

.hero-divider{
  position: relative;
  z-index: 2;
  height: 2px;
  margin: 0 0 0;
  background: linear-gradient(90deg, rgba(180,220,255,0.0) 0%, var(--line) 12%, var(--line) 88%, rgba(180,220,255,0.0) 100%);
}

.hero-content{
  position: relative;
  z-index: 2;
  text-align:center;
  padding: 80px 40px 40px;
}

.hero-content-focused{
  max-width: 1000px;
  margin: 40px auto;
  background-color: #fff;
  border-radius: 30px;
}

.hero-content-nopadding {
  padding:0;
}

.eyebrow{
  margin: 0 0 24px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.10em;
  color: rgba(255, 196, 92, 0.96);
  text-shadow: 0 2px 8px rgba(0,0,0,0.8), 0 4px 20px rgba(0,0,0,0.6);
}

.headline{
  color: #fff!important; 
  margin: 0 0 28px!important;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.50!important;
  font-weight: 900!important;
  /* letter-spacing: -0.02em; */
  text-shadow: 0 2px 6px rgba(0,0,0,0.9), 0 6px 32px rgba(0,0,0,0.7);
}

.subhead{
  margin: 30px auto!important;
  max-width: 760px;
  font-size: 24px;
  line-height: 1.65;
  color: var(--muted2);
  font-weight: 600!important;
  text-shadow: 0 2px 6px rgba(0,0,0,0.9), 0 4px 18px rgba(0,0,0,0.6);
}

/* Burger */
.burger-toggle{ display: none; }

.burger{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  z-index: 10;
  position: relative;
}
.burger span{
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

/* Animate to X when checked */
.burger-toggle:checked ~ .burger span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.burger-toggle:checked ~ .burger span:nth-child(2){ opacity: 0; transform: scaleX(0); }
.burger-toggle:checked ~ .burger span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav dropdown */
.mobile-nav{
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  /* background: rgba(7, 20, 40, 0.97); */
  background: var(--section-bg-color);
  backdrop-filter: blur(8px);
  flex-direction: column;
  align-items: stretch;
  padding: 12px 0;
  z-index: 9000;
  border-top: 1px solid rgba(160, 200, 255, 0.2);
}
.mobile-nav-link{
  /* color: var(--link); */
  color: #fff!important;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 24px;
  transition: background 0.15s ease, color 0.15s ease;
}
.mobile-nav-link:hover{
  background: rgba(255,255,255,0.06);
  color: #fff;
}
.mobile-nav-btn{
  margin: 12px 24px 4px;
  text-align: center;
  justify-content: center;
}

.mobile-nav-link--sub {
  padding-left: 44px;        /* 24px base + 20px indent */
  font-weight: 500;          /* lighter than the 600 parent */
  opacity: 0.85;
  position: relative;
}

.mobile-nav-link--sub::before {
  content: '';
  position: absolute;
  left: 28px;                /* sits inside the indent, after the gutter */
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--link);   /* matches the orange */
  opacity: 0.6;
}

.burger-toggle:checked ~ .mobile-nav{ display: flex; }

/* Responsive tweaks */
@media (max-width: 720px){
  .hero-header{
    gap: 12px;
    flex-wrap: wrap;
    position: relative;
  }
  .brand-word{ font-size: 24px; }
  .nav{ display: none; }
  .burger{ display: flex; }
  .hero-content{ padding-top: 44px; }
}

body:not(.with-captcha) .grecaptcha-badge { opacity:0;}

.callout {
  padding: 18px;
  background: var(--accent-dark);
  color: #fff;
  font-size: 16px;
  min-height: 600px;
}

.page-head {
	/* background-color: var(--section-bg-color)!important; */
	background-color: transparent!important;
}

footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 40px 0 10px 0;
  color: #6b7280;
  font-size: 1.2rem;
  background: var(--bg-color)!important;
}

footer .logo {
  max-height: 120px;
}

.form-group {
  margin-top: 10px;
  margin-bottom: 10px;
}

.grayscale-image {
  filter: grayscale(100%) contrast(100%) brightness(100%);
}