:root {
  --navy: #06192a;
  --navy-2: #092238;
  --ink: #102234;
  --muted: #5d6f80;
  --cyan: #64c6dc;
  --cyan-2: #8be8f4;
  --line: rgba(12, 42, 64, 0.16);
  --white: #ffffff;
  --soft: #f4f8fb;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 30px;
  padding: 18px clamp(22px, 5vw, 76px);
  color: var(--white);
  background: rgba(3, 18, 31, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
}

.brand {
  display: block;
  width: clamp(150px, 15vw, 215px);
  padding: 7px 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.94);
}

.brand img,
.footer-logo {
  display: block;
  width: 100%;
}

.nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: clamp(18px, 2.2vw, 34px);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.nav a {
  opacity: 0.86;
  padding: 8px 0;
}

.nav a:hover {
  color: var(--cyan-2);
  opacity: 1;
}

.hero {
  min-height: 760px;
  color: var(--white);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(3, 17, 31, 0.94) 0%, rgba(4, 22, 38, 0.78) 38%, rgba(4, 22, 38, 0.16) 76%),
    linear-gradient(0deg, rgba(3, 17, 31, 0.86) 0%, rgba(3, 17, 31, 0) 42%),
    url("assets/sealinks-hero-night.jpeg") center / cover no-repeat;
}

.hero-inner {
  min-height: 620px;
  display: flex;
  align-items: center;
  padding: 122px clamp(22px, 5vw, 76px) 46px;
}

.hero-copy-block {
  max-width: 640px;
  min-width: 0;
}

.eyebrow {
  margin: 0 0 13px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 560px;
  margin-bottom: 22px;
  font-size: clamp(3.1rem, 6.2vw, 6rem);
  line-height: 0.91;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1 span {
  display: block;
  color: var(--cyan);
}

h2 {
  margin-bottom: 14px;
  color: var(--navy);
  font-size: clamp(1.65rem, 2.4vw, 2.55rem);
  line-height: 1.02;
  text-transform: uppercase;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  color: inherit;
  font-size: 0.95rem;
  line-height: 1.2;
  text-transform: uppercase;
}

.hero-detail {
  max-width: 580px;
  margin-bottom: 26px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 22px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 4px;
  color: var(--white);
  background: transparent;
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.button.primary {
  color: #052032;
  border-color: var(--cyan);
  background: var(--cyan);
}

.button.compact {
  min-height: 42px;
  padding: 11px 18px;
}

.hero-benefits {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 22px clamp(22px, 5vw, 76px);
  background: rgba(3, 18, 31, 0.9);
  border-top: 1px solid rgba(139, 232, 244, 0.18);
}

.hero-benefits article {
  display: flex;
  gap: 16px;
  min-height: 90px;
  padding: 10px 28px 10px 0;
  border-right: 1px solid rgba(139, 232, 244, 0.24);
}

.hero-benefits article:last-child {
  border-right: 0;
}

.metric-icon,
.benefit-card span,
.sectors-grid span,
.service-list span {
  color: var(--cyan);
  font-weight: 900;
}

.metric-icon {
  display: grid;
  place-items: center;
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(139, 232, 244, 0.65);
  border-radius: 50%;
}

.hero-benefits h3 {
  margin-bottom: 4px;
  color: var(--white);
  font-size: 0.82rem;
}

.hero-benefits p {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.78rem;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.services-platform {
  background: #ffffff;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(300px, 0.58fr) minmax(0, 1.42fr);
}

.services-panel,
.platform-panel {
  padding: clamp(46px, 6vw, 72px) clamp(24px, 4vw, 58px);
}

.services-panel {
  border-right: 1px solid var(--line);
}

.service-list {
  display: grid;
  gap: 0;
  margin: 22px 0 28px;
  padding: 0;
  list-style: none;
}

.service-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  min-height: 38px;
  border-top: 1px solid var(--line);
  color: #263d50;
  font-size: 0.86rem;
  font-weight: 800;
}

.service-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.service-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 24px;
  color: #ffffff;
  background: var(--cyan);
  font-size: 0.78rem;
}

.platform-panel p {
  max-width: 720px;
  color: #4c6174;
}

.dashboard-image {
  margin: 28px 0 0;
  overflow: hidden;
  border: 1px solid rgba(100, 198, 220, 0.16);
  border-radius: 8px;
  background: #061729;
  box-shadow: 0 24px 54px rgba(5, 26, 42, 0.22);
}

.dashboard-image img {
  display: block;
  width: 100%;
  height: auto;
}

.ops-dashboard {
  max-width: none;
  margin-top: 28px;
  padding: 18px;
  border: 1px solid rgba(100, 198, 220, 0.16);
  border-radius: 8px;
  color: #ffffff;
  background:
    radial-gradient(circle at 20% 0%, rgba(44, 148, 210, 0.24), transparent 34%),
    linear-gradient(135deg, #061729 0%, #0a2238 54%, #071421 100%);
  box-shadow: 0 24px 54px rgba(5, 26, 42, 0.22);
}

.ops-dashboard-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.ops-dashboard-head strong {
  display: block;
  font-size: 1.08rem;
  line-height: 1.2;
}

.ops-dashboard-head span {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.72rem;
  font-weight: 800;
}

.ops-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.ops-stats article,
.port-calls,
.vessel-map,
.ops-cards article {
  border: 1px solid rgba(100, 198, 220, 0.1);
  border-radius: 6px;
  background: rgba(12, 38, 61, 0.82);
}

.ops-stats article {
  min-height: 92px;
  padding: 13px;
}

.ops-stats small {
  display: block;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.67rem;
  font-weight: 800;
}

.port-calls th {
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.67rem;
  font-weight: 800;
}

.ops-stats strong {
  display: block;
  margin: 5px 0 4px;
  color: #ffffff;
  font-size: 1.8rem;
  line-height: 1;
}

.ops-stats span {
  color: #49d77b;
  font-size: 0.7rem;
}

.ops-main {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 12px;
}

.vessel-map {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  background:
    linear-gradient(rgba(100, 198, 220, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100, 198, 220, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 30% 45%, rgba(61, 131, 213, 0.28), transparent 18%),
    #07192b;
  background-size: 28px 28px, 28px 28px, auto, auto;
}

.vessel-map::before {
  content: "";
  position: absolute;
  left: -12%;
  top: 8%;
  width: 48%;
  height: 72%;
  border-radius: 42% 58% 50% 46%;
  background: rgba(65, 105, 164, 0.34);
  filter: blur(1px);
}

.map-toolbar {
  position: absolute;
  z-index: 2;
  top: 16px;
  left: 16px;
  display: grid;
  gap: 8px;
}

.map-toolbar span {
  width: 26px;
  height: 26px;
  border-radius: 4px;
  background: rgba(2, 14, 26, 0.72);
}

.route {
  position: absolute;
  border-top: 1px dashed rgba(73, 215, 123, 0.56);
  transform-origin: left center;
}

.route-one {
  left: 30%;
  top: 33%;
  width: 46%;
  transform: rotate(-14deg);
}

.route-two {
  left: 46%;
  top: 66%;
  width: 40%;
  transform: rotate(22deg);
}

.vessel-dot {
  position: absolute;
  z-index: 3;
  width: 18px;
  height: 10px;
  border-radius: 10px 10px 4px 4px;
  background: #49d77b;
}

.dot-one {
  left: 56%;
  top: 26%;
}

.dot-two {
  left: 71%;
  top: 42%;
  background: #f5a33b;
}

.dot-three {
  left: 42%;
  top: 64%;
  background: #3aa8ff;
}

.vessel-label {
  position: absolute;
  z-index: 4;
  padding: 8px 10px;
  border-radius: 5px;
  color: #ffffff;
  background: rgba(20, 36, 58, 0.86);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.2);
  font-size: 0.62rem;
  font-weight: 900;
}

.vessel-label small {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 700;
}

.label-one {
  left: 63%;
  top: 22%;
}

.label-two {
  left: 62%;
  top: 52%;
}

.map-legend {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 10px;
  border-radius: 6px;
  background: rgba(2, 14, 26, 0.7);
  font-size: 0.68rem;
}

.map-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.map-legend i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.legend-blue {
  background: #3aa8ff;
}

.legend-green {
  background: #49d77b;
}

.legend-orange {
  background: #f5a33b;
}

.port-calls {
  padding: 16px;
  overflow: hidden;
}

.panel-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.panel-title span {
  color: var(--cyan);
  font-size: 0.72rem;
}

.port-calls table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.7rem;
}

.port-calls th,
.port-calls td {
  padding: 9px 6px;
  border-bottom: 1px solid rgba(100, 198, 220, 0.1);
  text-align: left;
}

.port-calls td:first-child {
  color: #ffffff;
  font-weight: 900;
}

.status {
  display: inline-flex;
  padding: 4px 7px;
  border-radius: 999px;
  font-size: 0.58rem;
  font-weight: 900;
  text-transform: uppercase;
}

.status.ok {
  color: #7af5a0;
  background: rgba(73, 215, 123, 0.14);
}

.status.warn {
  color: #ffb457;
  background: rgba(245, 163, 59, 0.16);
}

.timeline {
  position: relative;
  height: 72px;
  margin-top: 14px;
  border-radius: 5px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    rgba(2, 14, 26, 0.5);
  background-size: 24px 24px, 48px 24px;
}

.bar {
  position: absolute;
  height: 10px;
  border-radius: 999px;
}

.bar.green {
  left: 16%;
  top: 16px;
  width: 28%;
  background: #49d77b;
}

.bar.cyan {
  left: 46%;
  top: 34px;
  width: 24%;
  background: #64c6dc;
}

.bar.orange {
  left: 72%;
  top: 50px;
  width: 18%;
  background: #f5a33b;
}

.ops-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.ops-cards article {
  min-height: 118px;
  padding: 14px;
}

.ops-cards h3 {
  color: #ffffff;
  font-size: 0.78rem;
}

.ops-cards p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.68rem;
}

.ops-cards strong {
  display: block;
  margin: 6px 0;
  color: #ffffff;
  font-size: 1.6rem;
}

.progress {
  display: block;
  height: 7px;
  margin-top: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
}

.progress i {
  display: block;
  width: 92%;
  height: 100%;
  border-radius: inherit;
  background: #49d77b;
}

.device-preview {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 16px;
  max-width: 720px;
  margin-top: 28px;
}

.screen,
.phone-screen {
  color: var(--white);
  border: 10px solid #071827;
  border-radius: 8px;
  background: #0c2135;
  box-shadow: 0 22px 44px rgba(2, 16, 27, 0.22);
}

.screen {
  min-height: 300px;
  padding: 18px;
}

.screen-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 14px;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 900;
}

.screen-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.screen-grid article {
  min-height: 76px;
  padding: 12px;
  border: 1px solid rgba(139, 232, 244, 0.12);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.05);
}

.screen small,
.phone-screen small {
  display: block;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.68rem;
  font-weight: 800;
}

.screen strong,
.phone-screen strong {
  display: block;
  margin-top: 4px;
  font-size: 1.45rem;
}

.screen-map {
  position: relative;
  height: 124px;
  margin-top: 14px;
  border-radius: 4px;
  background:
    linear-gradient(rgba(139, 232, 244, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 232, 244, 0.07) 1px, transparent 1px),
    rgba(4, 19, 34, 0.88);
  background-size: 26px 26px;
}

.screen-map span {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
}

.screen-map span:nth-child(1) {
  left: 22%;
  top: 46%;
}

.screen-map span:nth-child(2) {
  left: 48%;
  top: 36%;
  background: #f2c14e;
}

.screen-map span:nth-child(3) {
  left: 70%;
  top: 58%;
}

.phone-screen {
  width: 116px;
  min-height: 244px;
  padding: 18px 12px;
}

.platform-tabs {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  color: #ffffff;
  background: var(--navy);
}

.platform-tabs li {
  min-height: 58px;
  display: grid;
  place-items: center;
  padding: 10px;
  border-right: 1px solid rgba(139, 232, 244, 0.18);
  font-size: 0.68rem;
  font-weight: 800;
  text-align: center;
}

.benefits-strip {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(4, 20, 35, 0.96), rgba(7, 35, 56, 0.92)),
    url("assets/sealinks-operations-day.jpeg") center / cover no-repeat;
}

.benefits-layout {
  display: grid;
  grid-template-columns: 1.1fr repeat(5, minmax(120px, 1fr));
  gap: 0;
  padding: clamp(42px, 5vw, 62px) clamp(22px, 5vw, 76px);
}

.benefits-intro,
.benefit-card {
  padding-right: 28px;
}

.benefits-intro {
  border-right: 1px solid rgba(139, 232, 244, 0.3);
}

.benefits-intro h2,
.contact-section h2 {
  color: var(--white);
}

.benefits-intro p,
.benefit-card p,
.contact-section p {
  color: rgba(255, 255, 255, 0.72);
}

.benefit-card {
  padding-left: 28px;
  border-right: 1px solid rgba(139, 232, 244, 0.3);
}

.benefit-card:last-child {
  border-right: 0;
}

.benefit-card span {
  display: block;
  margin-bottom: 24px;
  font-size: 1.5rem;
}

.sectors-section {
  background: #ffffff;
}

.sectors-grid {
  display: grid;
  grid-template-columns: 0.8fr repeat(3, 1fr);
  gap: 28px;
  padding: 38px clamp(22px, 5vw, 76px);
}

.sectors-grid h2 {
  margin: 0;
}

.sectors-grid article {
  padding-left: 26px;
  border-left: 1px solid var(--line);
}

.sectors-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.operations-photo {
  background: var(--soft);
}

.photo-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
  padding: clamp(50px, 7vw, 88px) clamp(22px, 5vw, 76px);
}

.photo-layout p {
  color: var(--muted);
  font-size: 1rem;
}

.photo-layout figure {
  margin: 0;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 24px 54px rgba(5, 26, 42, 0.16);
}

.photo-layout img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}

.contact-section {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(3, 17, 31, 0.98), rgba(5, 29, 48, 0.92)),
    url("assets/sealinks-hero-night.jpeg") center bottom / cover no-repeat;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(28px, 5vw, 72px);
  padding: 42px clamp(22px, 5vw, 76px);
}

.footer-logo {
  max-width: 220px;
  margin-bottom: 18px;
  padding: 8px 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.94);
}

.contact-grid h2 {
  font-size: 1.1rem;
}

@media (max-width: 1080px) {
  .nav {
    display: none;
  }

  .hero-benefits,
  .benefits-layout,
  .sectors-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-benefits article:nth-child(2) {
    border-right: 0;
  }

  .two-column,
  .photo-layout {
    grid-template-columns: 1fr;
  }

  .ops-main,
  .ops-cards {
    grid-template-columns: 1fr;
  }

  .services-panel {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .benefits-intro {
    grid-column: 1 / -1;
    border-right: 0;
    border-bottom: 1px solid rgba(139, 232, 244, 0.3);
    padding-bottom: 28px;
    margin-bottom: 26px;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 14px 18px;
  }

  .brand {
    width: 168px;
  }

  .hero {
    min-height: auto;
    background-position: 57% center;
  }

  .hero-inner {
    min-height: 680px;
    padding: 104px 18px 32px;
  }

  h1 {
    font-size: clamp(2.65rem, 13vw, 3.35rem);
  }

  h2 {
    font-size: clamp(1.55rem, 7.8vw, 2.05rem);
  }

  .eyebrow {
    max-width: 330px;
    font-size: 0.72rem;
  }

  .hero-copy-block,
  .hero-detail {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-wrap: break-word;
  }

  .hero-copy-block {
    max-width: 332px;
  }

  .hero-detail {
    max-width: 326px;
  }

  .hero-benefits article {
    min-width: 0;
  }

  .hero-benefits p {
    max-width: 260px;
    overflow-wrap: break-word;
  }

  .hero-actions,
  .hero-benefits,
  .screen-grid,
  .platform-tabs,
  .ops-stats,
  .benefits-layout,
  .sectors-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-benefits {
    padding: 16px 18px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-benefits article,
  .benefit-card {
    border-right: 0;
    border-bottom: 1px solid rgba(139, 232, 244, 0.24);
    padding: 16px 0;
  }

  .services-panel,
  .platform-panel {
    padding: 42px 18px;
  }

  .ops-dashboard {
    padding: 12px;
  }

  .ops-dashboard-head,
  .panel-title {
    display: grid;
  }

  .vessel-map {
    min-height: 250px;
  }

  .port-calls {
    overflow-x: auto;
  }

  .port-calls table {
    min-width: 560px;
  }

  .service-list li {
    grid-template-columns: 38px 1fr;
    font-size: 0.78rem;
  }

  .device-preview {
    grid-template-columns: 1fr;
  }

  .phone-screen {
    width: 100%;
    min-height: auto;
  }

  .benefits-layout,
  .sectors-grid,
  .photo-layout,
  .contact-grid {
    padding-left: 18px;
    padding-right: 18px;
  }

  .sectors-grid article {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 18px;
  }

  .photo-layout img {
    aspect-ratio: 4 / 3;
  }
}