:root {
  --background: #0a1221;
  --background-2: #121b2b;
  --surface: #14243d;
  --surface-2: #1b2e4b;
  --surface-soft: rgba(255, 255, 255, 0.06);
  --text: #ffffff;
  --muted: #bfc5cf;
  --primary: #d4af37;
  --primary-dark: #9d7711;
  --blue: #16a8df;
  --border: rgba(255, 255, 255, 0.14);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.38);
  --radius: 28px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: Inter, Arial, Helvetica, sans-serif;
  line-height: 1.6;
  background:
    radial-gradient(circle at 10% 0%, rgba(22, 168, 223, 0.18), transparent 32rem),
    radial-gradient(circle at 92% 10%, rgba(212, 175, 55, 0.14), transparent 30rem),
    linear-gradient(180deg, #0a1221 0%, #111a2b 42%, #0a1221 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 24px;
  top: -80px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--primary);
  color: #0a1221;
  font-weight: 800;
  text-decoration: none;
}

.skip-link:focus {
  top: 18px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 18, 33, 0.82);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(18px);
}

.navbar {
  max-width: var(--max-width);
  min-height: 92px;
  margin: 0 auto;
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  padding: 10px 12px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.16);
}

.brand-logo {
  width: 226px;
  max-width: 52vw;
  height: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 180ms ease, transform 180ms ease;
}

.nav-links a:hover {
  color: var(--primary);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  padding: 10px 16px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 28px 28px;
}

.hero::after {
  content: "";
  position: absolute;
  right: -140px;
  top: 70px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(212, 175, 55, 0.24);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  min-height: 620px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.75fr);
  gap: 52px;
  align-items: center;
}

.hero-content {
  max-width: 760px;
}

.eyebrow,
.section-label,
.card-tag {
  margin: 0 0 18px;
  color: var(--primary);
  font-size: clamp(0.78rem, 0.7vw, 0.9rem);
  font-weight: 900;
  letter-spacing: 0.26em;
  line-height: 1.4;
  text-transform: uppercase;
}

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

h1 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(3rem, 7.5vw, 6.9rem);
  line-height: 0.94;
  letter-spacing: -0.065em;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 18px;
  color: var(--text);
  font-size: clamp(2.1rem, 4.8vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

h3 {
  margin-bottom: 12px;
  color: var(--text);
  font-size: 1.15rem;
  line-height: 1.2;
}

.hero-text,
.section > p,
.section-heading p,
.split > div:first-child p,
.contact-section > div > p {
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-text {
  max-width: 670px;
  margin-bottom: 34px;
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--primary);
  color: #0a1221;
  box-shadow: 0 20px 45px rgba(212, 175, 55, 0.24);
}

.button-secondary {
  color: var(--text);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.07);
}

.operations-panel {
  position: relative;
  overflow: hidden;
  min-height: 500px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(20, 36, 61, 0.96), rgba(10, 18, 33, 0.92)),
    radial-gradient(circle at 80% 20%, rgba(22, 168, 223, 0.28), transparent 20rem);
  box-shadow: var(--shadow);
}

.operations-panel::before {
  content: "";
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  pointer-events: none;
}

.panel-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 28px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #49e37e;
  box-shadow: 0 0 0 8px rgba(73, 227, 126, 0.12);
}

.route-map {
  position: relative;
  z-index: 1;
  min-height: 245px;
  margin: 0 28px 22px;
  border-radius: 26px;
  background:
    linear-gradient(transparent 23px, rgba(255, 255, 255, 0.06) 24px),
    linear-gradient(90deg, transparent 23px, rgba(255, 255, 255, 0.06) 24px);
  background-size: 48px 48px;
}

.route-node {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 3px solid var(--primary);
  border-radius: 50%;
  background: #0a1221;
  box-shadow: 0 0 0 12px rgba(212, 175, 55, 0.11);
}

.route-node-a {
  left: 16%;
  top: 62%;
}

.route-node-b {
  left: 50%;
  top: 30%;
  border-color: var(--blue);
  box-shadow: 0 0 0 12px rgba(22, 168, 223, 0.12);
}

.route-node-c {
  right: 15%;
  top: 56%;
}

.route-line {
  position: absolute;
  height: 2px;
  transform-origin: left center;
  background: linear-gradient(90deg, var(--primary), var(--blue));
}

.route-line-one {
  left: 21%;
  top: 65%;
  width: 39%;
  transform: rotate(-31deg);
}

.route-line-two {
  left: 53%;
  top: 35%;
  width: 34%;
  transform: rotate(30deg);
}

.panel-stats {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0 28px 32px;
  display: grid;
  gap: 14px;
}

.panel-stats div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--border);
}

.panel-stats dt {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.panel-stats dd {
  margin: 0;
  color: var(--text);
  font-weight: 800;
}

.hero-meta {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
}

.hero-meta span {
  padding: 16px 20px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-align: center;
  text-transform: uppercase;
}

.hero-meta span + span {
  border-left: 1px solid var(--border);
}

.ticker {
  overflow: hidden;
  border-block: 1px solid var(--border);
  background: rgba(212, 175, 55, 0.08);
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker 32s linear infinite;
}

.ticker span {
  padding: 18px 30px;
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
}

.ticker span::after {
  content: "•";
  margin-left: 30px;
  color: rgba(255, 255, 255, 0.35);
}

@keyframes ticker {
  to {
    transform: translateX(-50%);
  }
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 110px 28px;
}

.intro {
  max-width: 940px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 36px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.card,
.service-list article,
.license-card,
.inquiry-form {
  border: 1px solid var(--border);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.085), rgba(255, 255, 255, 0.035));
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.card {
  min-height: 310px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.featured-card {
  background:
    linear-gradient(145deg, rgba(212, 175, 55, 0.18), rgba(255, 255, 255, 0.045)),
    var(--surface);
}

.card p,
.service-list p,
.license-card dd,
.timeline p,
.contact-details p {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: 56px;
  align-items: start;
}

.service-list {
  display: grid;
  gap: 16px;
}

.service-list article {
  position: relative;
  padding: 24px 24px 24px 88px;
}

.service-list span {
  position: absolute;
  left: 24px;
  top: 26px;
  color: var(--primary);
  font-weight: 900;
  letter-spacing: 0.14em;
}

.license-section {
  max-width: none;
  padding-inline: 28px;
  background:
    linear-gradient(180deg, rgba(20, 36, 61, 0.68), rgba(10, 18, 33, 0.72));
}

.license-section > * {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

.license-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.license-card {
  padding: 30px;
}

.license-card dl {
  margin: 0;
  display: grid;
  gap: 18px;
}

.license-card dl div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.license-card dt {
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.license-card dd {
  margin: 0;
}

.timeline {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--border);
}

.timeline div {
  min-height: 240px;
  padding: 28px;
  background: #0d1a2f;
}

.timeline span {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 42px;
  border: 1px solid rgba(212, 175, 55, 0.5);
  border-radius: 50%;
  color: var(--primary);
  font-weight: 900;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 50px;
  align-items: start;
}

.contact-details {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.contact-details p {
  margin: 0;
  display: grid;
  gap: 4px;
  padding: 18px 0;
  border-top: 1px solid var(--border);
}

.contact-details strong {
  color: var(--primary);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.inquiry-form {
  padding: 28px;
  display: grid;
  gap: 18px;
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.inquiry-form input,
.inquiry-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(10, 18, 33, 0.78);
  color: var(--text);
  padding: 15px 16px;
  font: inherit;
}

.inquiry-form input::placeholder,
.inquiry-form textarea::placeholder {
  color: rgba(191, 197, 207, 0.62);
}

.inquiry-form input:focus,
.inquiry-form textarea:focus {
  outline: 2px solid rgba(212, 175, 55, 0.45);
  outline-offset: 2px;
}

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 44px 28px 62px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

.footer-mark {
  color: var(--primary);
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-footer a {
  color: var(--text);
  text-decoration: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .ticker-track {
    animation: none;
  }

  .button,
  .nav-links a {
    transition: none;
  }
}

@media (max-width: 1020px) {
  .navbar {
    min-height: 78px;
  }

  .brand-logo {
    width: 188px;
  }

  .hero {
    padding-top: 54px;
  }

  .hero-grid,
  .split,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    min-height: auto;
  }

  .operations-panel {
    min-height: 420px;
  }

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

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

@media (max-width: 760px) {
  .navbar {
    align-items: flex-start;
    padding: 14px 20px;
  }

  .brand {
    padding: 8px;
  }

  .brand-logo {
    width: 150px;
    max-width: 50vw;
  }

  .menu-toggle {
    display: inline-flex;
    margin-top: 6px;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 12px 20px 20px;
    background: rgba(10, 18, 33, 0.96);
    border-bottom: 1px solid var(--border);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 13px 0;
  }

  .hero,
  .section {
    padding-left: 20px;
    padding-right: 20px;
  }

  h1 {
    font-size: clamp(2.7rem, 14vw, 4.3rem);
  }

  h2 {
    font-size: clamp(2rem, 11vw, 3.1rem);
  }

  .hero-meta,
  .cards,
  .license-grid,
  .timeline {
    grid-template-columns: 1fr;
    border-radius: 22px;
  }

  .hero-meta span + span {
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  .card {
    min-height: auto;
  }

  .license-card dl div,
  .panel-stats div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .service-list article {
    padding-left: 24px;
  }

  .service-list span {
    position: static;
    display: block;
    margin-bottom: 12px;
  }

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

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 18, 33, 0.92) 0%, rgba(10, 18, 33, 0.84) 42%, rgba(10, 18, 33, 0.75) 100%),
    url("assets/bg-hero-refinery.svg") center right / cover no-repeat;
  opacity: 0.92;
}

.hero-content,
.operations-panel,
.hero-meta,
.section,
.site-footer {
  position: relative;
  z-index: 1;
}

.cards {
  align-items: stretch;
}

.card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background-color: #122542;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(10, 18, 33, 0.08) 0%, rgba(10, 18, 33, 0.2) 28%, rgba(10, 18, 33, 0.76) 72%, rgba(10, 18, 33, 0.94) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.category-refined {
  background-image: url("assets/bg-card-refined.svg");
}

.category-bulk {
  background-image: url("assets/bg-card-bulk.svg");
}

.category-general {
  background-image: url("assets/bg-card-general.svg");
}

.category-inquiry {
  background-image: url("assets/bg-card-inquiry.svg");
}

.card h3,
.card p,
.card .card-tag {
  position: relative;
  z-index: 1;
}

.featured-card::before {
  background:
    linear-gradient(180deg, rgba(212, 175, 55, 0.05) 0%, rgba(10, 18, 33, 0.18) 28%, rgba(10, 18, 33, 0.72) 72%, rgba(10, 18, 33, 0.94) 100%),
    linear-gradient(145deg, rgba(212, 175, 55, 0.14), rgba(255, 255, 255, 0.02));
}

.services-intro {
  display: grid;
  gap: 24px;
}

.section-media-card {
  margin: 8px 0 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.section-media-card img {
  display: block;
  width: 100%;
  height: auto;
}

.section-media-card figcaption {
  padding: 18px 22px 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

.license-section {
  position: relative;
  overflow: hidden;
}

.license-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10,18,33,0.64), rgba(10,18,33,0.82)),
    url("assets/bg-card-inquiry.svg") center / cover no-repeat;
  opacity: 0.28;
  pointer-events: none;
}

.contact-section {
  position: relative;
}

.contact-section::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(22, 168, 223, 0.06), rgba(212, 175, 55, 0.06));
  pointer-events: none;
}

@media (max-width: 1020px) {
  .section-media-card {
    max-width: 640px;
  }
}

@media (max-width: 760px) {
  .hero::before {
    background:
      linear-gradient(180deg, rgba(10, 18, 33, 0.9) 0%, rgba(10, 18, 33, 0.82) 44%, rgba(10, 18, 33, 0.9) 100%),
      url("assets/bg-hero-refinery.svg") center / cover no-repeat;
  }

  .card {
    min-height: 280px;
  }

  .section-media-card figcaption {
    font-size: 0.88rem;
  }
}

/* Real photo version overrides */
.hero::before {
  background:
    linear-gradient(90deg, rgba(10, 18, 33, 0.9) 0%, rgba(10, 18, 33, 0.82) 42%, rgba(10, 18, 33, 0.72) 100%),
    url("assets/photos/hero-real.jpg") center center / cover no-repeat;
}

.category-refined {
  background-image: url("assets/photos/category-refined-real.jpg");
}

.category-bulk {
  background-image: url("assets/photos/category-bulk-real.jpg");
}

.category-general {
  background-image: url("assets/photos/category-general-real.jpg");
}

.category-inquiry {
  background-image: url("assets/photos/category-inquiry-real.jpg");
}

.card::before {
  background:
    linear-gradient(180deg, rgba(6, 12, 22, 0.12) 0%, rgba(8, 16, 29, 0.24) 24%, rgba(10, 18, 33, 0.78) 70%, rgba(10, 18, 33, 0.96) 100%);
}

.featured-card::before {
  background:
    linear-gradient(180deg, rgba(212, 175, 55, 0.04) 0%, rgba(10, 18, 33, 0.16) 22%, rgba(10, 18, 33, 0.72) 68%, rgba(10, 18, 33, 0.95) 100%);
}

.section-media-card img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  object-position: center;
}

.license-section::before {
  background:
    linear-gradient(180deg, rgba(10,18,33,0.76), rgba(10,18,33,0.84)),
    url("assets/photos/license-real.jpg") center / cover no-repeat;
  opacity: 0.18;
}

.contact-section::before {
  background:
    linear-gradient(135deg, rgba(22, 168, 223, 0.07), rgba(212, 175, 55, 0.08)),
    url("assets/photos/contact-real.jpg") center / cover no-repeat;
  opacity: 0.16;
  background-blend-mode: overlay;
}

@media (max-width: 760px) {
  .hero::before {
    background:
      linear-gradient(180deg, rgba(10, 18, 33, 0.88) 0%, rgba(10, 18, 33, 0.82) 46%, rgba(10, 18, 33, 0.9) 100%),
      url("assets/photos/hero-real.jpg") center / cover no-repeat;
  }

  .section-media-card img {
    height: 240px;
  }
}

/* v0.5.1 real-photo stability fixes */
.hero::before {
  z-index: 0;
}

.hero::after {
  z-index: 0;
}

.hero-grid,
.hero-meta,
.license-section > *,
.contact-section > *,
.process-section > *,
.split > * {
  position: relative;
  z-index: 1;
}

.section-media-card {
  background: #0d1a2f;
}

.category-refined {
  background-position: center;
}

.category-bulk {
  background-position: center;
}

.category-general {
  background-position: center;
}

.category-inquiry {
  background-position: center;
}


/* v0.5.1 premium photo polish */
:root {
  --premium-shadow: 0 26px 70px rgba(0, 0, 0, 0.28);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at top right, rgba(22, 168, 223, 0.08), transparent 32%), radial-gradient(circle at bottom left, rgba(212, 175, 55, 0.06), transparent 28%);
  z-index: -1;
}

.site-header {
  background: linear-gradient(180deg, rgba(4, 12, 26, 0.94), rgba(4, 12, 26, 0.82));
}

.brand {
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

.hero {
  min-height: 760px;
}

.hero::before {
  background:
    linear-gradient(95deg, rgba(5, 12, 24, 0.94) 0%, rgba(7, 16, 30, 0.87) 36%, rgba(8, 18, 34, 0.68) 68%, rgba(8, 18, 34, 0.54) 100%),
    url("assets/photos/hero-real.jpg") 74% center / cover no-repeat;
}

.hero-content h1 {
  max-width: 10.6ch;
  text-shadow: 0 14px 40px rgba(0, 0, 0, 0.42);
}

.hero-text {
  max-width: 60ch;
}

.button-primary {
  background: linear-gradient(135deg, #e4c35a, #d4af37 58%, #bf9620);
  box-shadow: 0 22px 52px rgba(212, 175, 55, 0.28);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(10px);
}

.operations-panel,
.card,
.service-list article,
.license-card,
.inquiry-form,
.section-media-card {
  box-shadow: var(--premium-shadow);
}

.operations-panel {
  background:
    linear-gradient(145deg, rgba(16, 30, 52, 0.93), rgba(7, 16, 30, 0.9)),
    radial-gradient(circle at 82% 14%, rgba(22, 168, 223, 0.22), transparent 18rem);
}

.card {
  min-height: 340px;
  border-color: rgba(255, 255, 255, 0.14);
}

.card::before {
  background:
    linear-gradient(180deg, rgba(4, 10, 20, 0.06) 0%, rgba(5, 12, 24, 0.20) 22%, rgba(6, 14, 26, 0.74) 66%, rgba(6, 14, 26, 0.94) 100%);
}

.featured-card::before {
  background:
    linear-gradient(180deg, rgba(212, 175, 55, 0.02) 0%, rgba(6, 14, 26, 0.12) 22%, rgba(6, 14, 26, 0.68) 66%, rgba(6, 14, 26, 0.94) 100%);
}

.category-refined {
  background-position: 62% center;
}

.category-bulk {
  background-position: 48% center;
}

.category-general {
  background-position: 54% center;
}

.category-inquiry {
  background-position: 46% center;
}

.section-media-card img {
  height: 400px;
  object-position: center 58%;
}

.services-intro p {
  max-width: 58ch;
}

.service-list article {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
}

.license-section {
  background: linear-gradient(180deg, rgba(16, 30, 52, 0.7), rgba(7, 16, 30, 0.78));
}

.license-section::before {
  background:
    linear-gradient(180deg, rgba(5, 12, 24, 0.82), rgba(5, 12, 24, 0.88)),
    url("assets/photos/license-real.jpg") 70% center / cover no-repeat;
  opacity: 0.34;
}

.license-card,
.inquiry-form {
  backdrop-filter: blur(10px);
}

.contact-section::before {
  background:
    linear-gradient(135deg, rgba(5, 12, 24, 0.7), rgba(5, 12, 24, 0.52)),
    linear-gradient(135deg, rgba(22, 168, 223, 0.09), rgba(212, 175, 55, 0.10)),
    url("assets/photos/contact-real.jpg") center center / cover no-repeat;
  opacity: 0.24;
}

.contact-details p,
.license-card dl div {
  border-top-color: rgba(255, 255, 255, 0.12);
}

.inquiry-form input,
.inquiry-form textarea {
  background: rgba(5, 12, 24, 0.74);
}

@media (max-width: 980px) {
  .hero {
    min-height: auto;
  }

  .hero::before {
    background:
      linear-gradient(180deg, rgba(5, 12, 24, 0.88) 0%, rgba(7, 16, 30, 0.82) 42%, rgba(8, 18, 34, 0.86) 100%),
      url("assets/photos/hero-real.jpg") 68% center / cover no-repeat;
  }

  .section-media-card img {
    height: 320px;
    object-position: center center;
  }
}

@media (max-width: 760px) {
  .hero::before {
    background:
      linear-gradient(180deg, rgba(5, 12, 24, 0.9) 0%, rgba(7, 16, 30, 0.84) 48%, rgba(8, 18, 34, 0.92) 100%),
      url("assets/photos/hero-real.jpg") 64% center / cover no-repeat;
  }

  .card {
    min-height: 280px;
  }

  .section-media-card img {
    height: 240px;
  }
}