/* ===== Design tokens ===== */
:root {
  --navy-950: #0a1628;
  --navy-900: #0f2137;
  --navy-800: #16304f;
  --navy-700: #1e4066;
  --teal-600: #0d7a7a;
  --teal-500: #129494;
  --teal-400: #1ab0b0;
  --teal-300: #5ecfcf;
  --sand-100: #e8eef4;
  --sand-50: #f4f7fa;
  --white: #ffffff;
  --ink: #142033;
  --ink-muted: #4a5d73;
  --border: rgba(20, 32, 51, 0.12);

  --font-display: "Shippori Mincho", "Hiragino Mincho ProN", serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 7.5rem;

  --header-h: 4.25rem;
  --max-w: 72rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 2px;
}

/* ===== Reset / base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink);
  background: var(--sand-50);
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

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

.container {
  width: min(100% - 2.5rem, var(--max-w));
  margin-inline: auto;
}

/* ===== Atmosphere ===== */
.bg-grain {
  position: relative;
}

.bg-grain::before {
  content: "";
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 0;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(10, 22, 40, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  opacity: 0;
  animation: headerIn 0.7s var(--ease) 0.15s forwards;
}

@keyframes headerIn {
  to {
    opacity: 1;
  }
}

.site-header.is-menu-open {
  z-index: 120;
  background: #0a1628;
  border-bottom-color: rgba(255, 255, 255, 0.12);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--white);
  position: relative;
  z-index: 110;
}

.logo span {
  color: var(--teal-300);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  position: relative;
  z-index: 110;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 1.35rem;
  height: 1.5px;
  background: var(--white);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
}

.nav-toggle span::before {
  transform: translate(-50%, calc(-50% - 6px));
}

.nav-toggle span::after {
  transform: translate(-50%, calc(-50% + 6px));
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  transition: color 0.25s;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--white);
}

.site-nav .nav-cta {
  color: var(--navy-950);
  background: var(--teal-300);
  padding: 0.45rem 1rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: background 0.25s, color 0.25s;
}

.site-nav .nav-cta:hover {
  background: var(--white);
  color: var(--navy-950);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.6rem;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.25s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--teal-500);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--teal-400);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
}

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

.btn-outline {
  background: transparent;
  color: var(--navy-900);
  border-color: var(--navy-800);
}

.btn-outline:hover {
  background: var(--navy-900);
  color: var(--white);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header-h) + 2rem) 0 4.5rem;
  color: var(--white);
  overflow: hidden;
  background:
    linear-gradient(160deg, rgba(10, 22, 40, 0.55) 0%, rgba(10, 22, 40, 0.82) 55%, rgba(10, 22, 40, 0.92) 100%),
    linear-gradient(120deg, #0f2137 0%, #16304f 40%, #0d5c5c 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 70% 20%, rgba(26, 176, 176, 0.22), transparent 55%),
    radial-gradient(ellipse 60% 40% at 10% 80%, rgba(15, 33, 55, 0.5), transparent 50%);
  pointer-events: none;
}

.hero-visual {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(105deg, transparent 40%, rgba(94, 207, 207, 0.05) 50%, transparent 60%),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 48px,
      rgba(255, 255, 255, 0.015) 48px,
      rgba(255, 255, 255, 0.015) 49px
    );
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.5vw, 3.75rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  opacity: 0;
  transform: translateY(28px);
  animation: heroRise 0.9s var(--ease) 0.35s forwards;
}

.hero-brand em {
  font-style: normal;
  color: var(--teal-300);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.6;
  margin-bottom: 0.85rem;
  max-width: 28em;
  opacity: 0;
  transform: translateY(28px);
  animation: heroRise 0.9s var(--ease) 0.5s forwards;
}

.hero-lead {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.72);
  max-width: 32em;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(28px);
  animation: heroRise 0.9s var(--ease) 0.65s forwards;
}

.hero .cta-group {
  opacity: 0;
  transform: translateY(28px);
  animation: heroRise 0.9s var(--ease) 0.8s forwards;
}

@keyframes heroRise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Page hero (inner pages) */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 3.5rem) 0 3.5rem;
  color: var(--white);
  background:
    linear-gradient(150deg, rgba(10, 22, 40, 0.88), rgba(13, 92, 92, 0.55)),
    linear-gradient(120deg, var(--navy-900), var(--navy-800) 50%, #0a4a4a);
  overflow: hidden;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 85% 30%, rgba(26, 176, 176, 0.2), transparent 55%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  opacity: 0;
  transform: translateY(20px);
  animation: heroRise 0.8s var(--ease) 0.25s forwards;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 36em;
  opacity: 0;
  transform: translateY(20px);
  animation: heroRise 0.8s var(--ease) 0.4s forwards;
}

/* ===== Sections ===== */
.section {
  padding: var(--space-2xl) 0;
  position: relative;
}

.section-alt {
  background:
    linear-gradient(180deg, #eef3f8 0%, var(--sand-50) 100%);
}

.section-dark {
  background:
    linear-gradient(165deg, var(--navy-950) 0%, var(--navy-900) 55%, #0a3d3d 100%);
  color: var(--white);
}

.section-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal-600);
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.section-dark .section-label {
  color: var(--teal-300);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.15rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.4;
  margin-bottom: 1rem;
  color: var(--navy-900);
}

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

.section-lead {
  color: var(--ink-muted);
  max-width: 38em;
  margin-bottom: var(--space-lg);
}

.section-dark .section-lead {
  color: rgba(255, 255, 255, 0.7);
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

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

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

/* ===== Strengths / features ===== */
.feature-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  border-top: 1px solid var(--border);
  padding-top: var(--space-lg);
}

.feature-item {
  padding-top: var(--space-sm);
}

.feature-item h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.65rem;
  color: var(--navy-900);
}

.feature-item p {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.feature-num {
  display: block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--teal-500);
  margin-bottom: 0.5rem;
}

/* ===== Services ===== */
.service-rows {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-row {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.service-row:first-child {
  border-top: 1px solid var(--border);
}

.service-row h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
  color: var(--navy-900);
}

.service-row p {
  color: var(--ink-muted);
}

.service-index {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--teal-500);
  padding-top: 0.35rem;
}

.service-detail {
  display: grid;
  gap: var(--space-xl);
}

.service-block {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-lg);
  align-items: center;
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border);
}

.service-block:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.service-block:nth-child(even) {
  direction: rtl;
}

.service-block:nth-child(even) > * {
  direction: ltr;
}

.service-media {
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(145deg, var(--navy-800), var(--teal-600));
  position: relative;
  overflow: hidden;
}

.service-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(94, 207, 207, 0.35), transparent 55%),
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 20px,
      rgba(255, 255, 255, 0.03) 20px,
      rgba(255, 255, 255, 0.03) 21px
    );
}

.service-media.tone-2 {
  background: linear-gradient(145deg, #0a3d3d, var(--navy-700));
}

.service-media.tone-3 {
  background: linear-gradient(145deg, var(--navy-950), #1a5a6e);
}

.service-copy h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 0.85rem;
  color: var(--navy-900);
}

.service-copy p {
  color: var(--ink-muted);
  margin-bottom: 1rem;
}

.service-copy ul {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.service-copy li {
  padding-left: 1.1rem;
  position: relative;
  color: var(--ink);
  font-size: 0.95rem;
}

.service-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--teal-500);
  border-radius: 50%;
}

/* ===== Why page ===== */
.why-intro {
  max-width: 42rem;
}

.why-roles {
  margin-top: var(--space-md);
}

.myth-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: var(--space-md);
}

.myth-item {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--border);
}

.myth-item:first-child {
  border-top: 1px solid var(--border);
}

.myth-item h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--navy-900);
  margin-bottom: 0.65rem;
}

.myth-item p {
  color: var(--ink-muted);
  max-width: 40em;
}

/* ===== Price ===== */
.price-table-wrap {
  overflow-x: auto;
  margin-top: var(--space-md);
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 36rem;
}

.price-table th,
.price-table td {
  text-align: left;
  padding: 1.15rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  font-size: 0.95rem;
}

.price-table thead th {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-600);
  font-weight: 500;
  border-bottom: 1px solid var(--navy-800);
  padding-bottom: 0.85rem;
}

.price-table tbody th {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--navy-900);
  width: 28%;
}

.price-table td {
  color: var(--ink-muted);
}

.price-amount {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--navy-900);
  white-space: nowrap;
}

.price-note {
  display: block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--ink-muted);
  letter-spacing: 0;
  margin-top: 0.2rem;
}

.price-footnote {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: var(--ink-muted);
}

.price-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  border-top: 1px solid var(--border);
  padding-top: var(--space-lg);
}

.price-summary-item {
  padding-top: var(--space-xs);
}

.price-summary-label {
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-bottom: 0.45rem;
}

.price-summary-amount {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--navy-900);
}

@media (max-width: 900px) {
  .price-summary {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .price-summary {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
}

/* ===== Coming soon ===== */
.coming-soon {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(238, 243, 248, 0.6) 0%, transparent 100%);
}

.coming-soon-compact {
  padding: var(--space-lg) 0;
  text-align: left;
  border-bottom: 0;
  background: none;
}

.coming-soon-label {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal-600);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.coming-soon-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--navy-900);
  margin-bottom: 1rem;
}

.coming-soon-text {
  color: var(--ink-muted);
  max-width: 28em;
  margin-inline: auto;
  margin-bottom: 1.75rem;
}

.coming-soon-compact .coming-soon-text {
  margin-inline: 0;
}

.coming-soon .cta-group {
  justify-content: center;
}

.coming-soon-compact .cta-group {
  justify-content: flex-start;
}

/* ===== Works ===== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg) var(--space-md);
}

.work-item {
  display: block;
}

.work-visual {
  aspect-ratio: 16 / 10;
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
  background: var(--navy-800);
}

.work-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(94, 207, 207, 0.3), transparent 50%),
    linear-gradient(160deg, var(--navy-800), #0a4a4a);
  transition: transform 0.6s var(--ease);
}

.work-item:hover .work-visual::before {
  transform: scale(1.04);
}

.work-visual.w2::before {
  background:
    radial-gradient(ellipse at 70% 40%, rgba(26, 176, 176, 0.28), transparent 50%),
    linear-gradient(140deg, #16304f, #1a5a6e);
}

.work-visual.w3::before {
  background:
    radial-gradient(ellipse at 40% 60%, rgba(15, 33, 55, 0.4), transparent 55%),
    linear-gradient(120deg, #0a1628, #0d7a7a);
}

.work-visual.w4::before {
  background:
    radial-gradient(ellipse at 60% 20%, rgba(94, 207, 207, 0.2), transparent 45%),
    linear-gradient(155deg, #1e4066, #0a3d3d);
}

.work-visual.w5::before {
  background:
    radial-gradient(ellipse at 20% 80%, rgba(26, 176, 176, 0.25), transparent 50%),
    linear-gradient(135deg, #0f2137, #129494);
}

.work-visual.w6::before {
  background:
    radial-gradient(ellipse at 80% 30%, rgba(255, 255, 255, 0.08), transparent 40%),
    linear-gradient(150deg, #0a1628, #16304f 40%, #0d5c5c);
}

.work-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 0.35rem;
}

.work-cat {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--teal-600);
  font-weight: 500;
}

.work-item h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--navy-900);
  margin-bottom: 0.35rem;
}

.work-item p {
  font-size: 0.9rem;
  color: var(--ink-muted);
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-text p + p {
  margin-top: 1rem;
}

.about-text p {
  color: var(--ink-muted);
}

.about-table {
  width: 100%;
  border-collapse: collapse;
}

.about-table th,
.about-table td {
  text-align: left;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  font-size: 0.95rem;
}

.about-table th {
  width: 7.5rem;
  font-weight: 500;
  color: var(--navy-900);
  letter-spacing: 0.04em;
}

.about-table td {
  color: var(--ink-muted);
}

.philosophy {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--white);
  max-width: 18em;
}

/* ===== Contact ===== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-note p {
  color: var(--ink-muted);
  margin-bottom: 1.5rem;
}

.contact-note dl {
  display: grid;
  gap: 1rem;
}

.contact-note dt {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--teal-600);
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.contact-note dd {
  color: var(--ink);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  margin-bottom: 0.45rem;
  color: var(--navy-900);
  font-weight: 500;
}

.form-group .req {
  color: var(--teal-500);
  font-size: 0.75rem;
  margin-left: 0.35rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--ink);
  border-radius: var(--radius);
  transition: border-color 0.25s, box-shadow 0.25s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--teal-500);
  box-shadow: 0 0 0 3px rgba(18, 148, 148, 0.15);
}

.form-group textarea {
  min-height: 10rem;
  resize: vertical;
}

.form-message {
  display: none;
  margin-top: 1.25rem;
  padding: 1rem 1.15rem;
  background: rgba(18, 148, 148, 0.1);
  border-left: 3px solid var(--teal-500);
  color: var(--navy-900);
  font-size: 0.95rem;
}

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

/* ===== CTA band ===== */
.cta-band {
  text-align: center;
}

.cta-band .section-title {
  margin-inline: auto;
}

.cta-band .section-lead {
  margin-inline: auto;
}

.cta-band .cta-group {
  justify-content: center;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.65);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: var(--space-md);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--white);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.footer-brand span {
  color: var(--teal-300);
}

.footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.footer-nav a {
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  transition: color 0.25s;
}

.footer-nav a:hover {
  color: var(--white);
}

.footer-copy {
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .feature-list {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .service-block,
  .service-block:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .works-grid {
    grid-template-columns: 1fr;
  }

  .about-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .service-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    height: 100dvh;
    background: #0a1628;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s var(--ease), visibility 0.3s;
    z-index: 115;
    padding: calc(var(--header-h) + 1.25rem) 1.25rem 2rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 0.65rem;
    text-align: center;
    width: min(100%, 20rem);
    margin: 0 auto;
  }

  .site-nav li {
    width: 100%;
  }

  .site-nav a {
    display: block;
    width: 100%;
    box-sizing: border-box;
    font-size: 1.05rem;
    font-weight: 500;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.5);
    padding: 0.9rem 1rem;
    letter-spacing: 0.08em;
    background: #12253d;
  }

  .site-nav a:hover,
  .site-nav a[aria-current="page"] {
    color: #ffffff;
    border-color: #5ecfcf;
    background: #163a4a;
  }

  .site-nav .nav-cta {
    color: #0a1628;
    background: #5ecfcf;
    border-color: #5ecfcf;
    margin-top: 0.5rem;
  }

  .site-nav .nav-cta:hover {
    background: #ffffff;
    color: #0a1628;
    border-color: #ffffff;
  }

  .hero {
    align-items: center;
    padding-bottom: 3rem;
  }

  .section {
    padding: var(--space-xl) 0;
  }
}