:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-alt: #edf3ff;
  --primary: #0f3d7a;
  --primary-deep: #09264f;
  --accent: #ffb703;
  --accent-soft: #fff1c8;
  --text: #1d2433;
  --muted: #5e6782;
  --border: rgba(15, 61, 122, 0.12);
  --success: #1b8f5a;
  --danger: #c63a3a;
  --shadow: 0 20px 50px rgba(13, 39, 80, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: linear-gradient(180deg, #f4f6fb 0%, #eef4ff 100%);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 110px 0;
}

.section-tag {
  display: inline-flex;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  background: rgba(15, 61, 122, 0.08);
  color: var(--primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
}

.section-tag.dark {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

h1, h2, h3 {
  margin: 0 0 1rem;
  line-height: 1.12;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2.6rem, 4vw, 4.4rem);
  max-width: 620px;
}

h2 {
  font-size: clamp(2rem, 3.1vw, 3rem);
  max-width: 650px;
}

p {
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(244, 246, 251, 0.72);
  border-bottom: 1px solid rgba(15, 61, 122, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #1a5dc3);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  box-shadow: 0 12px 28px rgba(15, 61, 122, 0.22);
}

.brand strong,
.brand span {
  display: block;
}

.brand strong {
  font-size: 1rem;
  letter-spacing: 0.08em;
}

.brand span {
  font-size: 0.72rem;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--muted);
  font-weight: 500;
}

.nav-links a { position: relative; transition: color 0.2s ease; }
.nav-links a::after { content: ""; position: absolute; right: 0; bottom: -7px; left: 0; height: 2px; border-radius: 2px; background: var(--accent); transform: scaleX(0); transition: transform 0.2s ease; }
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { transform: scaleX(1); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--border); border-radius: 12px; background: var(--panel); padding: 10px; cursor: pointer; }
.menu-toggle span { display: block; height: 2px; margin: 4px 0; background: var(--primary); border-radius: 2px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  border-radius: 12px;
  padding: 0.9rem 1.4rem;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  border: 0;
  cursor: pointer;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #1f5db8);
  color: #fff;
  box-shadow: 0 18px 34px rgba(15, 61, 122, 0.22);
}

.btn-secondary {
  background: rgba(15, 61, 122, 0.08);
  color: var(--primary);
}

.hero {
  padding: 70px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 1.1rem;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 183, 3, 0.12);
  color: #a76a00;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(255, 183, 3, 0.18); margin-right: 0.55rem; }

.hero-copy p {
  max-width: 620px;
  margin-top: 1.1rem;
  font-size: 1.1rem;
}

.hero-actions {
  margin-top: 1.7rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.response-note { display: flex; align-items: center; gap: 0.5rem; margin-top: 1.1rem; font-size: 0.86rem; }
.response-note span { color: var(--success); font-weight: 800; }

.hero-metrics {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding: 0;
  margin: 2rem 0 0;
}

.hero-metrics li {
  display: flex;
  flex-direction: column;
  min-width: 120px;
}

.hero-metrics strong {
  font-size: 1.4rem;
  color: var(--primary-deep);
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-plan-visual {
  position: relative;
  width: min(100%, 540px);
  margin: 0;
  overflow: hidden;
  border: 8px solid #fff;
  border-radius: 30px;
  box-shadow: var(--shadow);
}

.hero-plan-visual img {
  width: 100%;
  min-height: 390px;
  height: 100%;
  object-fit: cover;
}

.hero-plan-visual::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 42%;
  background: linear-gradient(transparent, rgba(9, 38, 79, 0.76));
  pointer-events: none;
}

.hero-plan-visual figcaption {
  position: absolute;
  z-index: 1;
  right: 24px;
  bottom: 20px;
  left: 24px;
  color: #fff;
}

.hero-plan-visual figcaption span,
.hero-plan-visual figcaption strong { display: block; }
.hero-plan-visual figcaption span { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase; color: #ffd166; }
.hero-plan-visual figcaption strong { margin-top: 0.15rem; font-size: 1.15rem; }

.map-card {
  width: min(100%, 530px);
  background: linear-gradient(180deg, #0e2f5d 0%, #133d74 100%);
  border-radius: 30px;
  padding: 1.3rem;
  box-shadow: var(--shadow);
}

.map-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-weight: 600;
  margin-bottom: 1rem;
}

.status {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.map-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(80px, 1fr));
  grid-template-rows: repeat(4, minmax(70px, 1fr));
  gap: 10px;
  min-height: 370px;
  background: linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
  border-radius: 20px;
  padding: 16px;
  overflow: hidden;
}

.room,
.hall,
.assembly {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #dfe9ff;
}

.room-a { background: rgba(255, 183, 3, 0.22); border: 1px solid rgba(255, 183, 3, 0.45); }
.room-b { background: rgba(110, 184, 255, 0.18); border: 1px solid rgba(110, 184, 255, 0.42); }
.room-c { background: rgba(125, 214, 136, 0.18); border: 1px solid rgba(125, 214, 136, 0.44); }
.hall { background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255,255,255,0.2); }
.assembly { background: rgba(255, 255, 255, 0.12); border: 1px dashed rgba(255,255,255,0.4); }

.route {
  position: absolute;
  background: linear-gradient(90deg, #ffd166, #ffb703, #ffd166);
  border-radius: 10px;
  box-shadow: 0 0 18px rgba(255, 183, 3, 0.55);
}

.route-1 { width: 180px; height: 9px; left: 62px; top: 132px; transform: rotate(28deg); }
.route-2 { width: 120px; height: 9px; left: 194px; top: 170px; transform: rotate(90deg); }
.route-3 { width: 125px; height: 9px; left: 150px; top: 250px; transform: rotate(-18deg); }
.route-4 { width: 100px; height: 9px; left: 220px; top: 260px; transform: rotate(90deg); }

.trust-strip {
  background: var(--primary-deep);
  color: rgba(255,255,255,0.9);
  padding: 20px 0;
}

.trust-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-weight: 500;
}

.trust-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1.1rem;
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.two-column {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}

.card-grid,
.pricing-grid,
.steps-grid,
.project-grid {
  display: grid;
  gap: 24px;
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 36px;
}

.info-card,
.project-card,
.price-card,
.step-item,
.inquiry-form {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: 0 16px 36px rgba(13, 39, 80, 0.06);
}

.info-card {
  padding: 26px 22px;
}

.icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-soft), rgba(15, 61, 122, 0.12));
  color: var(--primary);
  font-weight: 800;
  margin-bottom: 1.2rem;
}

.section-heading {
  margin-bottom: 2rem;
}

.clients-section {
  padding: 78px 0;
  background: rgba(255, 255, 255, 0.48);
  border-bottom: 1px solid var(--border);
}

.clients-layout {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  align-items: center;
  gap: 48px;
}

.clients-layout h2 { margin: 0.85rem 0 0; font-size: clamp(1.7rem, 2.6vw, 2.5rem); }

.client-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.client-list span {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--primary-deep);
  font-size: 0.86rem;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(13, 39, 80, 0.04);
}

.section-heading p { max-width: 600px; margin-top: -0.35rem; }

.project-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 32px;
}

.project-card {
  min-height: 250px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 18, 39, 0.12), rgba(7, 18, 39, 0.7));
  z-index: 1;
}

.project-card > * {
  position: relative;
  z-index: 2;
}

.project-one {
  background: linear-gradient(135deg, #0a2757, #1f64d1);
}

.project-two {
  background: linear-gradient(135deg, #3a4d8a, #7e88d1);
}

.project-three {
  background: linear-gradient(135deg, #245346, #54a884);
}

.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 32px;
}

.price-card {
  padding: 30px 24px;
}

.price-card.featured {
  background: linear-gradient(180deg, #123a76 0%, #0f2f5f 100%);
  color: #fff;
  border-color: rgba(255,255,255,0.15);
}

.price-card.featured ul li,
.price-card.featured h3,
.price-card.featured .plan,
.price-card.featured p {
  color: #fff;
}

.plan {
  display: inline-block;
  margin-bottom: 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
}

.price-card h3 {
  font-size: clamp(1.8rem, 2vw, 2.4rem);
}

.price-card ul {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
  color: var(--muted);
}

.steps-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 30px;
}

.step-item {
  padding: 26px 22px;
}

.step-item span {
  display: inline-flex;
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: rgba(15, 61, 122, 0.08);
  color: var(--primary);
  place-items: center;
  font-weight: 800;
  margin-bottom: 0.7rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  align-items: start;
}

.info-list {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.info-list strong {
  display: block;
  margin-bottom: 0.1rem;
}

.info-list a {
  color: var(--primary);
  font-weight: 600;
}

.inquiry-form {
  padding: 26px;
}

.process-visual {
  position: relative;
  margin: 0 0 30px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.process-visual img {
  width: 100%;
  height: min(440px, 40vw);
  object-fit: cover;
}

.process-visual figcaption {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  width: fit-content;
  max-width: calc(100% - 36px);
  padding: 0.7rem 0.95rem;
  border-radius: 10px;
  background: rgba(9, 38, 79, 0.88);
  color: #fff;
  font-size: 0.86rem;
  font-weight: 600;
}

.project-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.form-intro { display: flex; align-items: center; gap: 12px; padding-bottom: 1.25rem; margin-bottom: 1.25rem; border-bottom: 1px solid var(--border); }
.form-intro-icon { display: grid; place-items: center; flex: 0 0 38px; width: 38px; height: 38px; border-radius: 12px; color: var(--primary); background: var(--accent-soft); }
.form-intro strong, .form-intro span { display: block; }
.form-intro strong { font-size: 0.96rem; }
.form-intro span, .form-note { color: var(--muted); font-size: 0.78rem; }

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}

label {
  display: block;
  margin-bottom: 18px;
  color: var(--text);
  font-weight: 600;
}

label span {
  display: block;
  margin-bottom: 0.55rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(15, 61, 122, 0.14);
  border-radius: 14px;
  background: rgba(255,255,255,0.7);
  color: var(--text);
  padding: 0.9rem 1rem;
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(15, 61, 122, 0.4);
  box-shadow: 0 0 0 4px rgba(15, 61, 122, 0.08);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.file-list {
  min-height: 28px;
  margin: 0.8rem 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.payment-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  background: linear-gradient(135deg, var(--primary), #0d2d59);
  border-radius: 20px;
  padding: 18px 18px 16px;
  margin: 1.3rem 0 1.3rem;
  color: #fff;
}

.payment-box h3 {
  margin-top: 0.7rem;
  font-size: 1.2rem;
}

.payment-box p {
  color: rgba(255,255,255,0.75);
  margin-top: 0.5rem;
}

.payment-box img {
  width: 120px;
  border-radius: 16px;
  background: #fff;
  padding: 8px;
}

.submit-btn {
  width: 100%;
  gap: 0.6rem;
}

.form-note { margin-top: 0.7rem; text-align: center; }

.form-status {
  min-height: 24px;
  margin-top: 0.85rem;
  font-weight: 600;
}

.form-status.success {
  color: var(--success);
}

.form-status.error {
  color: var(--danger);
}

.footer {
  border-top: 1px solid rgba(15, 61, 122, 0.08);
  background: rgba(255,255,255,0.5);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  gap: 18px;
}

@media (max-width: 900px) {
  .hero-grid,
  .two-column,
  .contact-grid,
  .clients-layout,
  .pricing-grid,
  .steps-grid,
  .project-grid,
  .three-up {
    grid-template-columns: 1fr;
  }

  .nav { position: relative; }
  .menu-toggle { display: block; margin-left: auto; }
  .nav > .btn { display: none; }
  .nav-links { display: none; position: absolute; top: calc(100% - 6px); right: 16px; left: 16px; flex-direction: column; align-items: stretch; gap: 0; padding: 12px; border: 1px solid var(--border); border-radius: 18px; background: rgba(255,255,255,0.97); box-shadow: var(--shadow); }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: 0.75rem 0.85rem; border-radius: 10px; }
  .nav-links a:hover { background: var(--panel-alt); }
  .nav-links a::after { display: none; }

  .trust-content,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 620px) {
  .section { padding: 76px 0; }
  .hero { padding: 52px 0 42px; }
  .hero-metrics { gap: 1rem; }
  .hero-metrics li { min-width: 94px; }
  .process-visual img { height: 280px; }
  .hero-plan-visual img { min-height: 300px; }
  .form-row {
    grid-template-columns: 1fr;
  }

  .map-grid {
    min-height: 300px;
  }

  .payment-box {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .payment-box img {
    margin: 0 auto;
  }
}