:root {
  --bg-main: #0f1722;
  --bg-panel: #162033;
  --bg-card: #1d2940;
  --txt-color: #e9eef7;
  --txt-soft: #b9c7db;
  --accent: #6fc8ff;
  --accent-2: #86f1b8;
  --border: rgba(255, 255, 255, 0.1);
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--txt-color);
  background:
    radial-gradient(circle at top left, rgba(111, 200, 255, 0.16), transparent 28%),
    radial-gradient(circle at right 15%, rgba(134, 241, 184, 0.12), transparent 24%),
    linear-gradient(180deg, #0b111b 0%, var(--bg-main) 55%, #0a1018 100%);
  font-family: "Trebuchet MS", "Verdana", sans-serif;
  line-height: 1.55;
}

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

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  color: var(--accent-2);
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--accent);
  color: #08111a;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  z-index: 20;
}

.skip-link:focus {
  top: 0.75rem;
}

header,
.section,
.hero,
.card,
.panel {
  border: 1px solid var(--border);
  background: rgba(22, 32, 51, 0.92);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-bar {
  width: min(1120px, 92vw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand img {
  width: 60px;
  height: 60px;
}

.brand h1,
.brand p {
  margin: 0;
}

.brand h1 {
  font-size: clamp(1.05rem, 2vw, 1.55rem);
}

.brand p {
  color: var(--txt-soft);
  font-size: 0.95rem;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.6rem;
  list-style: none;
  padding: 0;
  margin: 0;
  width: max-content;
}

nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.58rem 0.9rem;
  border-radius: 999px;
  background: rgba(111, 200, 255, 0.12);
  border: 1px solid transparent;
  white-space: nowrap;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

nav a:hover,
nav a:focus-visible,
nav a[aria-current="page"] {
  background: rgba(111, 200, 255, 0.2);
  border-color: rgba(111, 200, 255, 0.42);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  padding: 0.6rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(111, 200, 255, 0.35);
  background: rgba(11, 17, 27, 0.5);
  color: var(--txt-color);
  box-shadow: none;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  background: rgba(111, 200, 255, 0.18);
  border-color: rgba(111, 200, 255, 0.55);
  color: var(--txt-color);
}

.menu-toggle-label {
  font-weight: 700;
}

main {
  width: min(1120px, 92vw);
  margin: 1.2rem auto 2rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
  padding: 1.5rem;
  border-radius: 24px;
}

.hero h2,
.section h2,
.card h3,
.panel h3 {
  margin-top: 0;
  margin-bottom: 0.7rem;
}

.hero .eyebrow,
.section .eyebrow {
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.82rem;
  margin: 0 0 0.45rem;
}

.hero p,
.section p,
.card p,
.panel p,
li {
  color: var(--txt-soft);
}

.hero .actions,
.card .actions,
.panel .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.button,
button,
input[type="submit"] {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 0.8rem 1.1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent), #7bb4ff);
  color: #06111b;
  box-shadow: 0 10px 20px rgba(111, 200, 255, 0.22);
  transition: transform 160ms ease, filter 160ms ease;
}

.button:hover,
button:hover,
input[type="submit"]:hover,
.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible {
  transform: translateY(-1px);
}

.button:hover,
button:hover,
input[type="submit"]:hover {
  background: linear-gradient(135deg, #88d7ff, #6d9eef);
  color: #08111a;
}

.button.secondary {
  background: rgba(11, 17, 27, 0.58);
  color: var(--txt-color);
  border: 1px solid rgba(111, 200, 255, 0.52);
  box-shadow: none;
}

.button.secondary:hover,
.button.secondary:focus-visible {
  background: rgba(111, 200, 255, 0.28);
  color: var(--txt-color);
  border-color: rgba(111, 200, 255, 0.58);
}

.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible,
nav a:focus-visible {
  outline: 3px solid rgba(134, 241, 184, 0.7);
  outline-offset: 2px;
}

.figure-card {
  display: grid;
  place-items: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(111, 200, 255, 0.1), rgba(134, 241, 184, 0.06));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.figure-card img {
  width: 100%;
  max-width: 320px;
}

.figure-card p,
.panel p,
.card p {
  max-width: 62ch;
}

.section {
  margin-top: 1rem;
  padding: 1.25rem;
  border-radius: 22px;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid.services,
.grid.detail,
.grid.evidence,
.grid.sitemap {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

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

.profile-photo {
  margin: 0;
  border: 1px dashed rgba(111, 200, 255, 0.45);
  border-radius: 14px;
  padding: 0.65rem;
  background: rgba(11, 17, 27, 0.45);
  aspect-ratio: 4 / 5;
  overflow: hidden;
}

.profile-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.card,
.panel {
  padding: 1.1rem;
  border-radius: 18px;
}

.card figure {
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(11, 17, 27, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.5rem;
}

.card figure img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.card header,
.panel header {
  position: static;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.card figure,
.panel figure {
  margin: 0 0 1rem;
}

.card figure img,
.panel figure img {
  border-radius: 16px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.8rem 0 0;
}

.pill {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(134, 241, 184, 0.16);
  border: 1px solid rgba(134, 241, 184, 0.28);
  color: var(--txt-color);
  font-size: 0.9rem;
}

.quote {
  border-left: 4px solid var(--accent);
  padding: 0.15rem 0 0.15rem 0.95rem;
  margin: 0;
}

.list {
  margin: 0.7rem 0 0;
  padding-left: 1.15rem;
}

.list li + li {
  margin-top: 0.4rem;
}

.contact-grid,
.estimator-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.form-card form,
.estimator-form {
  display: grid;
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field label {
  font-weight: 700;
  color: var(--txt-color);
}

input,
select,
textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(11, 17, 27, 0.7);
  color: var(--txt-color);
  padding: 0.8rem 0.9rem;
  font: inherit;
}

textarea {
  min-height: 150px;
  resize: vertical;
}

.radio-row,
.inline-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.radio-row label,
.inline-row label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 400;
}

.helper,
.small {
  color: var(--txt-soft);
  font-size: 0.92rem;
}

.result {
  padding: 1rem;
  border-radius: 16px;
  background: rgba(134, 241, 184, 0.1);
  border: 1px solid rgba(134, 241, 184, 0.22);
  color: var(--txt-color);
}

.tip-panel {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 16px;
  background: rgba(111, 200, 255, 0.09);
  border: 1px solid rgba(111, 200, 255, 0.2);
}

.tip-panel[hidden] {
  display: none;
}

.site-footer {
  width: 100%;
  margin: 0;
  padding: 1.3rem 0 1.1rem;
  color: var(--txt-soft);
  background: linear-gradient(180deg, rgba(20, 30, 47, 0.98), rgba(12, 18, 30, 0.98));
  border-top: 1px solid rgba(111, 200, 255, 0.25);
  box-shadow: 0 -12px 34px rgba(0, 0, 0, 0.35);
}

.footer-inner {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 1.1rem 1.4rem;
  padding-bottom: 1rem;
}

.footer-block h2 {
  margin: 0 0 0.6rem;
  color: var(--txt-color);
  font-size: 1rem;
}

.footer-block p {
  margin: 0.4rem 0;
}

.footer-links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.footer-links a,
.footer-meta a {
  color: #dbe8ff;
  text-decoration-color: rgba(219, 232, 255, 0.45);
}

.footer-links a:hover,
.footer-links a:focus-visible,
.footer-meta a:hover,
.footer-meta a:focus-visible {
  color: #86f1b8;
  text-decoration-color: #86f1b8;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 0.9rem;
}

.footer-meta p {
  margin: 0;
}

@media (max-width: 1024px) {
  .grid.services,
  .grid.sitemap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .brand h1 {
    font-size: 1.22rem;
  }

  .brand p {
    font-size: 0.9rem;
  }

  nav ul {
    gap: 0.45rem;
  }

  nav a {
    padding: 0.52rem 0.75rem;
  }
}

@media (max-width: 900px) {
  .hero,
  .grid.services,
  .grid.detail,
  .grid.evidence,
  .grid.sitemap,
  .grid.profile-grid,
  .contact-grid,
  .estimator-grid,
  .grid.two-up {
    grid-template-columns: 1fr;
  }

  .site-bar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    column-gap: 0.8rem;
    row-gap: 0.7rem;
  }

  .brand {
    min-width: 0;
  }

  .brand h1,
  .brand p {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .menu-toggle {
    display: inline-flex;
    justify-self: end;
  }

  nav {
    grid-column: 1 / -1;
    width: 100%;
    display: none;
  }

  .site-bar.nav-open nav {
    display: block;
    gap: 0.6rem;
  }

  nav ul {
    flex-direction: column;
    width: 100%;
    gap: 0.4rem;
  }

  nav a {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 620px) {
  .hero,
  .section,
  .card,
  .panel {
    padding: 1rem;
  }

  .brand img {
    width: 52px;
    height: 52px;
  }

  nav a {
    width: 100%;
  }

  nav ul {
    width: 100%;
    gap: 0.3rem;
  }

  nav li {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .footer-meta {
    flex-direction: column;
    align-items: flex-start;
  }
}