/* Reltano Visual Identity v2 — premium product-system art direction. */

:root {
  --brand-ink: #081220;
  --brand-ink-soft: #18253a;
  --brand-muted: #657188;
  --brand-line: #dce3ec;
  --brand-surface: #ffffff;
  --brand-surface-soft: #f5f7fa;
  --brand-blue: #1e40ff;
  --brand-blue-dark: #123bbd;
  --brand-blue-soft: #edf2ff;
  --brand-cyan: #00c2ff;
  --brand-cyan-soft: #72e7ff;
  --brand-night: #050c16;
  --brand-night-soft: #0b1727;
  --brand-radius: 20px;
  --brand-shadow: 0 24px 70px rgb(5 18 36 / 11%);
}

body {
  color: var(--brand-ink);
  background: #f7f9fc;
}

.site-header {
  min-height: 72px;
  padding: 0 1.5rem;
  color: #fff;
  background: rgb(5 12 22 / 94%);
  border-bottom: 1px solid rgb(255 255 255 / 9%);
  box-shadow: 0 8px 28px rgb(0 0 0 / 12%);
  backdrop-filter: blur(20px);
}

.site-header-inner { min-height: 72px; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.58rem;
  color: #fff;
  font-size: 1.08rem;
  font-weight: 790;
  letter-spacing: -0.035em;
}

.brand:hover { color: #fff; }

.brand-logo {
  width: 2.05rem;
  height: 2.05rem;
  display: block;
  filter: drop-shadow(0 8px 20px rgb(20 104 255 / 18%));
}

.brand-mark { display: none; }
.brand-word { color: inherit; }

.site-header nav a {
  color: #b8c4d4;
  font-size: 0.86rem;
  font-weight: 650;
}

.site-header nav a:hover { color: #fff; }

.site-header .header-cta {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.66rem 0.95rem;
  color: #fff;
  background: linear-gradient(135deg, #2554ff 0%, #0e87ff 100%);
  border: 1px solid rgb(255 255 255 / 13%);
  border-radius: 999px;
  box-shadow: 0 10px 28px rgb(30 64 255 / 25%);
}

.site-header .header-cta:hover {
  background: linear-gradient(135deg, #173eef 0%, #0879ec 100%);
  transform: translateY(-1px);
}

.hero-section {
  position: relative;
  overflow: hidden;
  padding-top: clamp(5.1rem, 8vw, 7.7rem);
  padding-bottom: clamp(5.3rem, 8vw, 8rem);
  background:
    radial-gradient(circle at 75% 28%, rgb(0 194 255 / 13%), transparent 26rem),
    radial-gradient(circle at 42% 0%, rgb(30 64 255 / 12%), transparent 30rem),
    linear-gradient(135deg, #050b14 0%, #071321 58%, #0b1c2e 100%);
  border-bottom: 1px solid rgb(255 255 255 / 7%);
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgb(255 255 255 / 2.6%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 2.6%) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

.hero-section::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -34%;
  width: 62vw;
  height: 42vw;
  min-height: 440px;
  border: 1px solid rgb(0 194 255 / 12%);
  border-radius: 50%;
  transform: rotate(-10deg);
  box-shadow: 0 0 100px rgb(0 194 255 / 7%);
}

.hero-grid-v2 {
  position: relative;
  z-index: 2;
  grid-template-columns: minmax(0, 0.94fr) minmax(420px, 0.86fr);
  gap: clamp(3rem, 6vw, 6.5rem);
  align-items: center;
}

.hero-copy-v2 { max-width: 760px; }

.hero-section .landing-eyebrow {
  margin-bottom: 1.3rem;
  color: #8ea9c8;
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.hero-copy-v2 h1 {
  max-width: 13.2ch;
  margin: 0;
  color: #f8fbff;
  font-size: clamp(3.15rem, 5.45vw, 5.35rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.hero-copy-v2 h1 span {
  color: #38bdf8;
  background: linear-gradient(90deg, #1e7bff 0%, #00c2ff 72%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-section .hero-lead {
  max-width: 59ch;
  margin-top: 1.55rem;
  color: #aebed0 !important;
  font-size: clamp(1rem, 1.32vw, 1.16rem);
  line-height: 1.7 !important;
}

.hero-section .hero-actions { margin-top: 2rem; }

.hero-section .landing-button-primary {
  color: #fff;
  background: linear-gradient(135deg, #1e40ff 0%, #0d8bff 100%);
  border: 1px solid rgb(255 255 255 / 12%);
  box-shadow: 0 15px 38px rgb(30 64 255 / 27%);
}

.hero-section .landing-button-primary:hover {
  background: linear-gradient(135deg, #1738e8 0%, #0879ec 100%);
  box-shadow: 0 18px 42px rgb(30 64 255 / 32%);
}

.hero-section .landing-button-secondary {
  color: #d7e2ef;
  background: rgb(255 255 255 / 4%);
  border-color: rgb(255 255 255 / 18%);
  backdrop-filter: blur(10px);
}

.hero-section .landing-button-secondary:hover {
  color: #fff;
  background: rgb(255 255 255 / 8%);
  border-color: rgb(255 255 255 / 28%);
}

.hero-principles {
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem 1.5rem;
  margin-top: 2.35rem;
  color: #879bb4;
  font-size: 0.78rem;
}

.hero-principles span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.hero-principles b {
  color: var(--brand-cyan);
  font-size: 0.95rem;
  font-weight: 500;
}

.hero-stage {
  position: relative;
  min-height: 470px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 24%, rgb(25 121 255 / 18%), transparent 16rem),
    linear-gradient(155deg, rgb(10 30 51 / 86%), rgb(5 12 22 / 94%));
  border: 1px solid rgb(255 255 255 / 11%);
  border-radius: 2rem;
  box-shadow: 0 34px 95px rgb(0 0 0 / 36%);
  isolation: isolate;
}

.hero-stage::before,
.hero-stage::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero-stage::before {
  left: -20%;
  right: -10%;
  bottom: -24%;
  height: 58%;
  background: linear-gradient(145deg, #0e1f33, #071321 56%, #06101d);
  border-top: 1px solid rgb(98 191 255 / 25%);
  transform: skewY(-8deg);
  box-shadow: 0 -18px 70px rgb(0 194 255 / 5%);
}

.hero-stage::after {
  right: -3%;
  bottom: 2%;
  width: 68%;
  height: 60%;
  background:
    linear-gradient(90deg, transparent 0 18%, rgb(255 255 255 / 4%) 18% 19%, transparent 19% 36%, rgb(255 255 255 / 4%) 36% 37%, transparent 37%),
    linear-gradient(180deg, #12263d, #091522);
  border: 1px solid rgb(255 255 255 / 8%);
  clip-path: polygon(17% 0, 100% 16%, 100% 100%, 0 100%);
  opacity: 0.96;
}

.hero-stage-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgb(255 255 255 / 3%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 3%) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(135deg, black 10%, transparent 84%);
}

.hero-stage-orbit {
  position: absolute;
  border: 1px solid rgb(0 194 255 / 20%);
  border-radius: 50%;
}

.hero-stage-orbit-one {
  top: 1.2rem;
  right: -5rem;
  width: 19rem;
  height: 19rem;
}

.hero-stage-orbit-two {
  top: 5rem;
  right: -1rem;
  width: 12rem;
  height: 12rem;
  border-color: rgb(30 64 255 / 24%);
}

.hero-stage-panel {
  position: absolute;
  z-index: 4;
  display: grid;
  gap: 0.28rem;
  padding: 1rem 1.05rem;
  color: #dfeafa;
  background: rgb(6 15 26 / 72%);
  border: 1px solid rgb(255 255 255 / 10%);
  border-radius: 1rem;
  box-shadow: 0 18px 45px rgb(0 0 0 / 20%);
  backdrop-filter: blur(14px);
}

.hero-stage-panel strong { color: #fff; font-size: 0.98rem; }
.hero-stage-panel small { color: #8298b3; font-size: 0.68rem; }
.hero-stage-panel span { color: #58d7ff; font-size: 0.64rem; letter-spacing: 0.12em; }

.hero-stage-panel-main {
  left: 1.5rem;
  top: 1.5rem;
  width: min(74%, 300px);
}

.hero-stage-panel-side {
  right: 1.2rem;
  bottom: 1.3rem;
  width: min(58%, 220px);
}

.hero-stage-light {
  position: absolute;
  z-index: 3;
  left: 11%;
  bottom: 28%;
  width: 68%;
  height: 3px;
  background: linear-gradient(90deg, transparent, #00c2ff 12%, #1e40ff 78%, transparent);
  box-shadow: 0 0 28px rgb(0 194 255 / 72%);
  transform: rotate(-5deg);
}

.hero-stage-mark {
  position: absolute;
  z-index: 5;
  right: 1.2rem;
  top: 1.1rem;
  width: 3.2rem;
  height: 3.2rem;
  display: grid;
  place-items: center;
  padding: 0.45rem;
  background: rgb(255 255 255 / 94%);
  border: 1px solid rgb(255 255 255 / 35%);
  border-radius: 1rem;
  box-shadow: 0 14px 38px rgb(0 0 0 / 28%);
}

.hero-stage-mark img { width: 100%; height: 100%; display: block; }

.landing-section:not(.hero-section) {
  position: relative;
}

.landing-main h2 {
  max-width: 18ch;
  font-size: clamp(2.15rem, 3.55vw, 3.35rem);
  letter-spacing: -0.047em;
}

.landing-eyebrow {
  color: var(--brand-blue);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.direction-grid article,
.solution-card,
.entry-grid article,
.proof-grid article {
  position: relative;
  overflow: hidden;
  background: rgb(255 255 255 / 88%);
  border: 1px solid #dfe5ed;
  border-radius: 1.25rem;
  box-shadow: 0 10px 34px rgb(8 18 32 / 5%);
}

.direction-grid article::before,
.solution-card::before,
.proof-grid article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #1e40ff, #00c2ff 70%, transparent);
  opacity: 0;
  transition: opacity 160ms ease;
}

.direction-grid article:hover::before,
.solution-card:hover::before,
.proof-grid article:hover::before { opacity: 1; }

.builds-section-v2 {
  color: #dbe8f7;
  background:
    radial-gradient(circle at 85% 15%, rgb(30 64 255 / 10%), transparent 24rem),
    linear-gradient(145deg, #07111e, #0a1727);
  border-color: transparent;
}

.builds-section-v2 .landing-eyebrow { color: #58d7ff; }
.builds-section-v2 h2 { color: #fff; }
.builds-section-v2 .section-intro,
.builds-section-v2 .examples-footnote { color: #93a8c0 !important; }

.builds-section-v2 .proof-grid article {
  color: #dce8f7;
  background: linear-gradient(150deg, rgb(15 34 55 / 92%), rgb(8 20 34 / 96%));
  border-color: rgb(255 255 255 / 9%);
  box-shadow: 0 20px 50px rgb(0 0 0 / 14%);
}

.builds-section-v2 .proof-grid article h3 { color: #fff; }
.builds-section-v2 .proof-grid article p { color: #9eb0c6; }
.builds-section-v2 .proof-grid article > span { color: #58d7ff; }

.section-statement {
  color: #273a58 !important;
  background: linear-gradient(120deg, #f8faff, #f2f6ff);
  border-left-color: #1e40ff;
}

.landing-footer {
  background: #040a12;
  border-top: 1px solid rgb(255 255 255 / 7%);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.footer-brand img { width: 1.65rem; height: 1.65rem; }
.footer-brand strong { font-size: 1.05rem; letter-spacing: -0.03em; }

.contact-form-v2 {
  border-color: rgb(255 255 255 / 12%);
  box-shadow: 0 28px 80px rgb(0 0 0 / 30%);
}

@media (max-width: 980px) {
  .hero-grid-v2 { grid-template-columns: 1fr; }
  .hero-copy-v2 { max-width: 820px; }
  .hero-stage { max-width: 760px; min-height: 420px; }
}

@media (max-width: 720px) {
  .site-header { min-height: 68px; padding: 0 1rem; }
  .site-header-inner { min-height: 68px; }
  .brand-logo { width: 1.85rem; height: 1.85rem; }
  .mobile-contact-cta {
    color: #fff;
    background: linear-gradient(135deg, #1e40ff, #0d8bff);
  }
  .mobile-nav summary {
    color: #d5e0ed;
    background: rgb(255 255 255 / 6%);
    border-color: rgb(255 255 255 / 14%);
  }
  .mobile-nav-icon { color: #95a8bd; }
  .mobile-nav-panel { background: rgb(7 17 30 / 98%); border-color: rgb(255 255 255 / 10%); }
  .mobile-nav-panel a { color: #d6e2ef !important; }
  .mobile-nav-panel a:hover { color: #fff !important; background: rgb(255 255 255 / 6%); }
  .hero-section { padding-top: 4rem; padding-bottom: 4.5rem; }
  .hero-copy-v2 h1 { max-width: 12.5ch; font-size: clamp(2.65rem, 12vw, 4rem); }
  .hero-principles { display: grid; gap: 0.7rem; }
  .hero-stage { min-height: 340px; border-radius: 1.35rem; }
  .hero-stage-panel-main { left: 1rem; top: 1rem; }
  .hero-stage-panel-side { right: 0.9rem; bottom: 0.9rem; }
  .hero-stage-mark { right: 0.9rem; top: 0.9rem; width: 2.8rem; height: 2.8rem; }
}

@media (max-width: 430px) {
  .hero-stage { min-height: 305px; }
  .hero-stage-panel { padding: 0.75rem 0.8rem; }
  .hero-stage-panel-main { width: 68%; }
  .hero-stage-panel-side { width: 58%; }
  .hero-stage-panel strong { font-size: 0.84rem; }
  .hero-stage-panel small { font-size: 0.6rem; }
}