:root {
  --sb-navy: #0b2a4a;
  --sb-ink: #12263a;
  --sb-accent: #c62828;
  --sb-cyan: #1e88e5;
  --sb-muted: #5f6b7a;
  --sb-line: #e6ebf0;
  --sb-bg: #f6f8fb;
  --sb-white: #ffffff;
  --font-kr: "IBM Plex Sans KR", "Apple SD Gothic Neo", sans-serif;
  --font-en: "Outfit", "IBM Plex Sans KR", sans-serif;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-kr);
  color: var(--sb-ink);
  background: var(--sb-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--sb-line);
  backdrop-filter: blur(8px);
  height: var(--header-h);
}
.header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand img {
  height: 40px;
  width: auto;
  object-fit: contain;
}
.site-nav ul {
  display: flex;
  gap: 4px;
  align-items: center;
}
.site-nav a {
  display: block;
  padding: 10px 14px;
  font-size: .95rem;
  font-weight: 500;
  color: #222;
  position: relative;
}
.site-nav li.is-active a,
.site-nav a:hover { color: var(--sb-accent); }
.site-nav li.is-active a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--sb-accent);
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--sb-ink);
  transition: .2s;
}

.hero {
  position: relative;
  min-height: min(78vh, 640px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(30,136,229,.35), transparent 55%),
    linear-gradient(145deg, #061525 0%, #0b2a4a 42%, #123a5c 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 20%, transparent 75%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -80px;
  bottom: -160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198,40,40,.22), transparent 68%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 920px;
  padding: 64px 24px 72px;
  animation: heroIn .8s ease both;
}
@keyframes heroIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}
.hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-en);
  font-size: clamp(1.85rem, 4.2vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.28;
}
.hero .lead {
  margin: 0 auto 14px;
  max-width: 720px;
  font-size: 1.05rem;
  color: rgba(255,255,255,.88);
}
.hero .sub {
  margin: 22px auto 0;
  max-width: 680px;
  font-size: .92rem;
  color: rgba(255,255,255,.68);
  line-height: 1.7;
}
.hero-actions {
  margin-top: 28px;
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-banner {
  position: relative;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
  background:
    radial-gradient(circle at 20% 50%, rgba(30,136,229,.35), transparent 45%),
    linear-gradient(120deg, #071a2e, #0f3460 55%, #163a5f);
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(-35deg, transparent, transparent 18px, rgba(255,255,255,.03) 18px, rgba(255,255,255,.03) 19px);
}
.page-banner h1 {
  position: relative;
  margin: 0;
  font-family: var(--font-en);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  letter-spacing: .04em;
  text-transform: uppercase;
}

.section {
  padding: 72px 24px;
}
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.section.alt { background: var(--sb-bg); }
.section-head {
  text-align: center;
  margin-bottom: 40px;
}
.section-head .eyebrow {
  display: inline-block;
  font-family: var(--font-en);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sb-cyan);
  font-weight: 600;
  margin-bottom: 8px;
}
.section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(1.45rem, 2.4vw, 1.9rem);
  color: var(--sb-navy);
}
.section-head p {
  margin: 0 auto;
  max-width: 680px;
  color: var(--sb-muted);
}
.section-head .overview-lead,
.section-head .overview-lead p {
  max-width: 100%;
  width: 100%;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: stretch;
}
.card {
  background: var(--sb-white);
  border: 1px solid var(--sb-line);
  border-radius: 12px;
  padding: 28px 24px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(11,42,74,.1);
}
.card h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
  color: var(--sb-navy);
}
.card p, .card li {
  margin: 0;
  color: var(--sb-muted);
  font-size: .94rem;
}
.card ul { margin-top: 10px; }
.card li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 6px;
}
.card li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--sb-cyan);
  font-size: .75rem;
}

.intro-platform {
  margin: 0 0 10px;
  font-family: var(--font-en);
  font-size: .82rem;
  letter-spacing: .04em;
  color: var(--sb-muted);
}
.section-head .intro-platform {
  display: block;
  margin-top: 4px;
}
.intro-tagline {
  margin: 0 0 20px;
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  font-weight: 700;
  color: var(--sb-navy);
  line-height: 1.45;
  word-break: keep-all;
}
.intro-tagline em {
  font-style: normal;
  color: var(--sb-cyan);
}
.intro-body {
  text-align: left;
  margin: 0 auto;
  max-width: 100%;
}
.intro-body.overview-lead {
  margin-bottom: 0;
  max-width: 100%;
  text-align: left;
}
.intro-body p {
  margin: 0 0 14px;
  color: var(--sb-muted);
  font-size: .98rem;
  line-height: 1.85;
  word-break: keep-all;
}
.intro-body p:last-child { margin-bottom: 0; }
.intro-visual {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--sb-line);
  background: var(--sb-white);
  box-shadow: 0 10px 28px rgba(11,42,74,.08);
}
.overview-visual {
  margin-top: 28px;
  width: 80%;
  margin-left: auto;
  margin-right: auto;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}
.overview-cards {
  align-items: stretch;
}
.overview-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}
.overview-col-lead {
  margin: 0;
  color: var(--sb-muted);
  font-size: .95rem;
  line-height: 1.8;
  word-break: keep-all;
  text-align: left;
}
.overview-col .card {
  flex: 1;
}
.product-intro-visual {
  margin: 28px auto 0;
  width: 100%;
  max-width: 100%;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}
.product-intro-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.feature-table-wrap {
  margin-top: 28px;
  overflow-x: auto;
  border: 1px solid var(--sb-line);
  border-radius: 12px;
  background: var(--sb-white);
}
.feature-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .86rem;
  min-width: 720px;
}
.feature-table th {
  padding: 16px 18px;
  background: linear-gradient(90deg, #0b2a4a 0%, #143e66 100%);
  color: #fff;
  font-weight: 700;
  text-align: center;
  border-bottom: 1px solid #0b2a4a;
  font-size: .95rem;
  letter-spacing: .02em;
}
.feature-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--sb-line);
  border-right: 1px solid var(--sb-line);
  color: var(--sb-muted);
  vertical-align: top;
  line-height: 1.55;
  word-break: keep-all;
}
.feature-table tr:last-child td { border-bottom: 0; }
.feature-table td:nth-child(2n) { border-right: 1px solid var(--sb-line); }
.feature-table td:last-child { border-right: 0; }
.feature-table tr:nth-child(even) td { background: #fafcfe; }
.feature-table td.fn-name {
  width: 12%;
  min-width: 96px;
  font-weight: 700;
  color: var(--sb-navy);
  background: #f3f7fb;
  white-space: nowrap;
}
.feature-table tr:nth-child(even) td.fn-name { background: #eef4fa; }
.intro-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.mission-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,.12);
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: #081c30;
  color: #fff;
}
.mission-item {
  padding: 42px 28px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.1);
}
.mission-item:last-child { border-right: 0; }
.mission-item h3 {
  margin: 0 0 10px;
  font-family: var(--font-en);
  font-size: 1.05rem;
  color: #81d4fa;
}
.mission-item p {
  margin: 0;
  font-size: .92rem;
  color: rgba(255,255,255,.78);
}

.strength-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.strength-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: linear-gradient(90deg, #0b2a4a 0%, #143e66 100%);
  border: 1px solid #0b2a4a;
  border-radius: 14px;
  color: #fff;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(11,42,74,.08);
}
.strength-num,
.strength-icon,
.usecase-num,
.usecase-icon,
.fit-num,
.fit-icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(129,212,250,.18);
  border: 1px solid rgba(129,212,250,.35);
  color: #81d4fa;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: .95rem;
}
.strength-icon svg,
.usecase-icon svg,
.fit-icon svg {
  width: 22px;
  height: 22px;
  display: block;
}
.strength-body { flex: 1; min-width: 0; }
.strength-item h3 {
  margin: 0 0 6px;
  font-size: clamp(1rem, 1.8vw, 1.12rem);
  font-weight: 700;
  line-height: 1.4;
  color: #fff;
  word-break: keep-all;
}
.strength-item > .strength-body > p,
.strength-item > div > p {
  margin: 0;
  color: rgba(255,255,255,.78);
  font-size: .9rem;
  word-break: keep-all;
}
.strength-detail {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) minmax(0, 1.3fr);
  gap: 24px;
  align-items: center;
  padding: 8px 8px 8px 58px;
}
.strength-detail--image-left {
  grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.9fr);
}
.strength-detail-text h4 {
  margin: 0 0 14px;
  font-size: 1.05rem;
  color: var(--sb-navy);
}
.strength-bullets {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.strength-bullets li {
  position: relative;
  padding-left: 18px;
  color: var(--sb-navy);
  font-size: .95rem;
  line-height: 1.55;
  word-break: keep-all;
}
.strength-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--sb-cyan);
}
.strength-bullets li strong {
  color: var(--sb-navy);
  font-weight: 700;
}
.strength-shot {
  margin: 0;
  width: 80%;
  justify-self: end;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--sb-line);
  background: #f7fafc;
}
.strength-detail--image-left .strength-shot {
  justify-self: start;
}
.strength-shot img {
  display: block;
  width: 100%;
  height: auto;
}

.effect-bars { display: flex; flex-direction: column; gap: 12px; }
.effect-bar {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 12px;
  align-items: center;
  font-size: .9rem;
}
.effect-bar .label { color: var(--sb-navy); word-break: keep-all; }
.effect-bar .bar {
  height: 18px;
  background: #e8eef4;
  border-radius: 4px;
  overflow: hidden;
}
.effect-bar .fill {
  height: 100%;
  background: linear-gradient(90deg, #1565c0, #42a5f5);
  border-radius: 4px;
  width: 0;
  transition: width 1s ease;
}
.effect-bar.is-in .fill { width: var(--w); }
.effect-col h3 {
  margin: 0 0 16px;
  font-size: 1.08rem;
  color: var(--sb-navy);
}
.effect-note {
  margin: 14px 0 0;
  font-size: .78rem;
  line-height: 1.55;
  color: var(--sb-muted);
}
.qual-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.qual-list li {
  position: relative;
  padding: 10px 12px 10px 16px;
  background: var(--sb-white);
  border: 1px solid var(--sb-line);
  border-radius: 8px;
  font-size: .9rem;
  line-height: 1.55;
  color: var(--sb-muted);
  word-break: keep-all;
}
.qual-list li strong {
  color: var(--sb-navy);
  font-weight: 700;
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}
.flow-steps.flow-steps-6 {
  grid-template-columns: repeat(6, 1fr);
}
.flow-steps-6 .flow-step {
  background: linear-gradient(90deg, #0b2a4a 0%, #143e66 100%);
  border: 1px solid #0b2a4a;
  color: #fff;
}
.flow-steps-6 .flow-step strong {
  color: #fff;
}
.flow-steps-6 .flow-step span {
  color: rgba(255,255,255,.78);
}
.flow-step {
  text-align: center;
  padding: 18px 10px;
  background: var(--sb-bg);
  border-radius: 10px;
  border: 1px solid var(--sb-line);
  position: relative;
}
.flow-step strong {
  display: block;
  margin-bottom: 4px;
  color: var(--sb-navy);
  font-size: .92rem;
}
.flow-step span {
  font-size: .8rem;
  color: var(--sb-muted);
}

.usecase-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.usecase-card {
  background: var(--sb-white);
  border: 1px solid var(--sb-line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(11,42,74,.05);
}
.usecase-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: linear-gradient(90deg, #0b2a4a 0%, #143e66 100%);
  color: #fff;
}
.usecase-head h3 {
  margin: 0;
  font-size: clamp(1rem, 1.8vw, 1.12rem);
  font-weight: 700;
  line-height: 1.4;
  word-break: keep-all;
}
.usecase-body {
  display: grid;
  grid-template-columns: 1.1fr 1.2fr 0.9fr;
  gap: 0;
}
.usecase-block {
  padding: 20px 22px;
  border-right: 1px solid var(--sb-line);
}
.usecase-block:last-child { border-right: 0; }
.usecase-block.accent {
  background: #f0f7ff;
}
.usecase-label {
  display: inline-block;
  margin-bottom: 10px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--sb-cyan);
  font-family: var(--font-en);
}
.usecase-block:first-child .usecase-label { color: #8d6e63; }
.usecase-block:last-child .usecase-label { color: #2e7d32; }
.usecase-block p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--sb-muted);
  word-break: keep-all;
}
.usecase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.usecase-tags li {
  padding: 6px 10px;
  border-radius: 999px;
  background: #e8f5e9;
  color: #1b5e20;
  font-size: .8rem;
  font-weight: 600;
  line-height: 1.3;
  word-break: keep-all;
}

.fit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.fit-card {
  background: var(--sb-white);
  border: 1px solid var(--sb-line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(11,42,74,.05);
  display: flex;
  flex-direction: column;
}
.fit-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: linear-gradient(90deg, #0b2a4a 0%, #143e66 100%);
  color: #fff;
}
.fit-head h3 {
  margin: 0;
  font-size: clamp(.98rem, 1.6vw, 1.08rem);
  font-weight: 700;
  line-height: 1.4;
  word-break: keep-all;
}
.fit-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.fit-label {
  margin-bottom: 10px;
  font-size: .88rem;
  font-weight: 700;
  color: #8d6e63;
  word-break: keep-all;
}
.fit-body p {
  margin: 0 0 16px;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--sb-ink);
  word-break: keep-all;
  flex: 1;
}
.fit-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.fit-tags li {
  padding: 6px 10px;
  border-radius: 999px;
  background: #e8f5e9;
  color: #1b5e20;
  font-size: .8rem;
  font-weight: 600;
  line-height: 1.3;
  word-break: keep-all;
}

.tech-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 36px;
  align-items: start;
  margin-bottom: 56px;
}
.tech-block.reverse { direction: rtl; }
.tech-block.reverse > * { direction: ltr; }
.tech-visual {
  min-height: 280px;
  border-radius: 12px;
  background:
    linear-gradient(160deg, #0d2137, #1a3a5c),
    repeating-linear-gradient(0deg, transparent, transparent 22px, rgba(129,212,250,.08) 22px, rgba(129,212,250,.08) 23px);
  position: relative;
  overflow: hidden;
  border: 1px solid #1e3a5f;
}
.tech-visual::after {
  content: attr(data-label);
  position: absolute;
  left: 20px;
  bottom: 18px;
  font-family: var(--font-en);
  color: rgba(255,255,255,.75);
  font-size: .85rem;
  letter-spacing: .08em;
}
.tech-code {
  position: absolute;
  inset: 24px;
  font-family: ui-monospace, Consolas, monospace;
  font-size: .72rem;
  line-height: 1.55;
  color: #90caf9;
  opacity: .85;
  white-space: pre;
  overflow: hidden;
}
.tech-copy h3 {
  margin: 0 0 12px;
  font-size: 1.25rem;
  color: var(--sb-navy);
}
.tech-copy h3::after {
  content: "";
  display: block;
  width: 42px;
  height: 3px;
  background: #222;
  margin-top: 10px;
}
.tech-copy ul { margin-top: 16px; }
.tech-copy li {
  padding: 8px 0;
  border-bottom: 1px solid var(--sb-line);
  color: var(--sb-muted);
  font-size: .94rem;
}
.tech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.chip {
  padding: 8px 12px;
  border-radius: 999px;
  background: #eef3f8;
  border: 1px solid #d7e2ec;
  font-size: .82rem;
  color: var(--sb-navy);
  font-weight: 500;
}

.service-hero-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 28px;
}
.service-hero-logo img {
  height: 56px;
  width: auto;
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  padding: 28px 22px;
  background: var(--sb-white);
  border: 1px solid var(--sb-line);
  border-radius: 12px;
  text-align: center;
}
.service-card .ico {
  width: 54px;
  height: 54px;
  margin: 0 auto 14px;
  border-radius: 14px;
  background: linear-gradient(145deg, #0f3460, #1976d2);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: .85rem;
}
.service-card h3 { margin: 0 0 8px; color: var(--sb-navy); }
.service-card p { margin: 0; color: var(--sb-muted); font-size: .9rem; }

.contact-wrap {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 36px;
  align-items: start;
}
.contact-info {
  background: var(--sb-navy);
  color: #fff;
  border-radius: 14px;
  padding: 32px 28px;
}
.contact-info h2 {
  margin: 0 0 12px;
  font-size: 1.35rem;
}
.contact-info p {
  margin: 0 0 18px;
  color: rgba(255,255,255,.78);
  font-size: .94rem;
}
.contact-info .mail {
  font-size: 1.05rem;
  font-weight: 600;
  color: #81d4fa;
}
.contact-form {
  background: var(--sb-white);
  border: 1px solid var(--sb-line);
  border-radius: 14px;
  padding: 28px;
}
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  margin-bottom: 6px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--sb-navy);
}
.form-row label .req { color: var(--sb-accent); }
.form-row input,
.form-row textarea {
  width: 100%;
  border: 1px solid #cfd8dc;
  border-radius: 8px;
  padding: 12px 14px;
  font: inherit;
  background: #fff;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: 2px solid rgba(30,136,229,.35);
  border-color: #64b5f6;
}
.form-row textarea { min-height: 160px; resize: vertical; }
.form-actions { margin-top: 8px; }
.alert {
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: .92rem;
}
.alert-ok { background: #e8f5e9; color: #1b5e20; border: 1px solid #c8e6c9; }
.alert-err { background: #ffebee; color: #b71c1c; border: 1px solid #ffcdd2; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  border: 0;
  cursor: pointer;
  transition: .2s;
}
.btn-primary {
  background: #fff;
  color: var(--sb-navy);
}
.btn-primary:hover { background: #e3f2fd; }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.45);
}
.btn-ghost:hover { background: rgba(255,255,255,.1); }
.btn-accent {
  background: var(--sb-accent);
  color: #fff;
}
.btn-accent:hover { background: #b71c1c; }
.btn-navy {
  background: var(--sb-navy);
  color: #fff;
}
.btn-navy:hover { background: #163a5f; }

.site-footer {
  background: #071525;
  color: rgba(255,255,255,.78);
  padding: 40px 24px 56px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr auto;
  gap: 24px;
  align-items: center;
}
.footer-brand img {
  height: 36px;
  width: auto;
  margin-bottom: 10px;
  filter: brightness(1.05);
}
.footer-brand p { margin: 0; font-size: .85rem; }
.footer-meta p { margin: 0 0 6px; font-size: .88rem; }
.footer-meta a { color: #81d4fa; }
.copy { color: rgba(255,255,255,.45) !important; font-size: .8rem !important; }

.float-consult {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  background: var(--sb-accent);
  color: #fff;
  padding: 12px 16px;
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(198,40,40,.35);
}
.float-consult:hover { background: #b71c1c; }

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 960px) {
  .grid-3, .mission-row, .flow-steps, .service-grid { grid-template-columns: 1fr 1fr; }
  .mission-item { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.1); }
  .tech-block, .tech-block.reverse, .contact-wrap, .grid-2, .footer-inner {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .flow-steps { grid-template-columns: 1fr 1fr; }
  .fit-grid { grid-template-columns: 1fr; }
  .usecase-body { grid-template-columns: 1fr; }
  .usecase-block {
    border-right: 0;
    border-bottom: 1px solid var(--sb-line);
  }
  .usecase-block:last-child { border-bottom: 0; }
  .strength-detail {
    grid-template-columns: 1fr;
    padding-left: 20px;
  }
  .strength-shot {
    width: 80%;
    justify-self: center;
  }
}
@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--sb-line);
    display: none;
  }
  .site-nav.is-open { display: block; }
  .site-nav ul { flex-direction: column; padding: 8px 12px 16px; }
  .site-nav a { padding: 12px 14px; }
  .grid-3, .strength-list, .service-grid, .flow-steps { grid-template-columns: 1fr; }
  .effect-bar { grid-template-columns: 1fr; gap: 6px; }
  .footer-inner { text-align: center; justify-items: center; }
}