/* SIPGIL — industrial B2B redesign */
:root {
  --navy: #0b1f33;
  --navy-deep: #061525;
  --steel: #1a3348;
  --slate: #3d5568;
  --mist: #e8eef3;
  --paper: #f5f7f9;
  --white: #ffffff;
  --amber: #d4a017;
  --amber-bright: #e8b82a;
  --ink: #14202b;
  --muted: #5a6d7c;
  --line: rgba(11, 31, 51, 0.12);
  --shadow: 0 18px 50px rgba(6, 21, 37, 0.18);
  --radius: 2px;
  --font-display: "Syne", sans-serif;
  --font-body: "Figtree", sans-serif;
  --nav-h: 78px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--navy);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--amber);
}

h1,
h2,
h3,
h4,
.display {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--navy-deep);
}

.lead {
  font-size: 1.15rem;
  color: var(--slate);
  max-width: 42rem;
}

/* ---------- Nav ---------- */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0.55rem 0;
  background: linear-gradient(180deg, rgba(6, 21, 37, 0.72), transparent);
}

.site-header.is-solid {
  position: sticky;
  background: rgba(6, 21, 37, 0.96);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.navbar {
  --bs-navbar-padding-y: 0.25rem;
  --bs-navbar-color: rgba(255, 255, 255, 0.9);
  --bs-navbar-hover-color: var(--amber-bright);
  --bs-navbar-active-color: #fff;
  --bs-navbar-brand-color: #fff;
  --bs-navbar-brand-hover-color: #fff;
  --bs-navbar-toggler-border-color: rgba(255, 255, 255, 0.25);
}

.navbar-brand {
  padding: 0;
  margin-right: 1.25rem;
}

.navbar-brand img {
  height: 40px;
  width: auto;
}

.navbar-nav .nav-link {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.55rem 0.7rem !important;
  white-space: nowrap;
}

.nav-cta {
  margin-left: 0.35rem;
}

.btn-nav-contact {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navy-deep) !important;
  background: var(--amber);
  border: 1px solid var(--amber);
  border-radius: var(--radius);
  padding: 0.55rem 1rem;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn-nav-contact:hover {
  background: var(--amber-bright);
  border-color: var(--amber-bright);
  color: var(--navy-deep) !important;
}

.navbar-toggler {
  border-width: 1px;
  padding: 0.4rem 0.55rem;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255,255,255,0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.dropdown-menu {
  --bs-dropdown-bg: var(--navy-deep);
  --bs-dropdown-link-color: rgba(255, 255, 255, 0.88);
  --bs-dropdown-link-hover-bg: rgba(212, 160, 23, 0.15);
  --bs-dropdown-link-hover-color: var(--amber-bright);
  --bs-dropdown-border-color: rgba(255, 255, 255, 0.08);
  --bs-dropdown-header-color: var(--amber-bright);
  --bs-dropdown-divider-bg: rgba(255, 255, 255, 0.12);
  --bs-dropdown-padding-y: 0.55rem;
  border-radius: var(--radius);
  min-width: 15rem;
  max-height: min(70vh, 520px);
  overflow: auto;
  box-shadow: var(--shadow);
}

.dropdown-menu-lg {
  min-width: 17rem;
}

.dropdown-header {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 0.15rem;
}

.dropdown-item {
  font-size: 0.92rem;
  padding: 0.42rem 1.1rem;
}

.dropdown-divider {
  margin: 0.4rem 0;
}

/* Desktop: open dropdowns on hover for faster browsing */
@media (min-width: 992px) {
  .navbar-nav .dropdown:hover > .dropdown-menu {
    display: block;
    margin-top: 0;
  }
}

@media (max-width: 991.98px) {
  .navbar-collapse {
    background: var(--navy-deep);
    margin-top: 0.75rem;
    padding: 0.85rem 1rem 1.1rem;
    border-radius: var(--radius);
    max-height: 75vh;
    overflow: auto;
  }

  .nav-cta {
    margin: 0.75rem 0 0;
  }

  .btn-nav-contact {
    display: block;
    text-align: center;
  }

  .dropdown-menu {
    max-height: none;
    box-shadow: none;
    border: 0;
    background: transparent;
    padding-left: 0.5rem;
  }

  .dropdown-header {
    padding-left: 0.75rem;
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
  background: var(--navy-deep);
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 21, 37, 0.55) 0%, rgba(6, 21, 37, 0.28) 42%, rgba(6, 21, 37, 0.88) 100%),
    linear-gradient(90deg, rgba(6, 21, 37, 0.55) 0%, transparent 55%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 8.5rem 0 3.5rem;
  width: 100%;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.92;
  margin: 0 0 0.85rem;
  color: #fff;
}

.hero__brand span {
  color: var(--amber-bright);
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.65rem);
  font-weight: 600;
  max-width: 28rem;
  margin: 0 0 1rem;
  color: rgba(255, 255, 255, 0.95);
}

.hero__sub {
  max-width: 32rem;
  color: rgba(255, 255, 255, 0.78);
  margin: 0 0 1.75rem;
  font-size: 1.05rem;
}

.page-hero {
  position: relative;
  min-height: 42vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
  background: var(--navy);
}

.page-hero__media {
  position: absolute;
  inset: 0;
}

.page-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 21, 37, 0.45), rgba(6, 21, 37, 0.92));
}

.page-hero__content {
  position: relative;
  z-index: 2;
  padding: 8rem 0 2.75rem;
}

.page-hero h1 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin: 0;
}

.breadcrumb-trail {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.88rem;
  margin-bottom: 0.65rem;
}

.breadcrumb-trail a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
}

.breadcrumb-trail a:hover {
  color: var(--amber-bright);
}

/* ---------- Buttons ---------- */
.btn-amber {
  --bs-btn-bg: var(--amber);
  --bs-btn-border-color: var(--amber);
  --bs-btn-hover-bg: var(--amber-bright);
  --bs-btn-hover-border-color: var(--amber-bright);
  --bs-btn-color: var(--navy-deep);
  --bs-btn-hover-color: var(--navy-deep);
  --bs-btn-active-bg: var(--amber-bright);
  --bs-btn-active-border-color: var(--amber-bright);
  --bs-btn-active-color: var(--navy-deep);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.82rem;
  border-radius: var(--radius);
  padding: 0.85rem 1.4rem;
}

.btn-ghost {
  --bs-btn-color: #fff;
  --bs-btn-border-color: rgba(255, 255, 255, 0.45);
  --bs-btn-hover-bg: rgba(255, 255, 255, 0.1);
  --bs-btn-hover-border-color: #fff;
  --bs-btn-hover-color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.82rem;
  border-radius: var(--radius);
  padding: 0.85rem 1.4rem;
}

.btn-navy {
  --bs-btn-bg: var(--navy);
  --bs-btn-border-color: var(--navy);
  --bs-btn-hover-bg: var(--steel);
  --bs-btn-hover-border-color: var(--steel);
  --bs-btn-color: #fff;
  --bs-btn-hover-color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.82rem;
  border-radius: var(--radius);
  padding: 0.8rem 1.3rem;
}

/* ---------- Sections ---------- */
.section {
  padding: 5rem 0;
}

.section-tight {
  padding: 3.5rem 0;
}

.section-navy {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, 0.88);
}

.section-navy h2,
.section-navy h3 {
  color: #fff;
}

.section-mist {
  background: var(--mist);
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 1rem;
}

.content-block p + p {
  margin-top: 1rem;
}

.content-block ul {
  padding-left: 1.15rem;
  margin: 1rem 0;
}

.content-block li {
  margin-bottom: 0.4rem;
}

.content-block h2,
.content-block h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

/* Feature strips (home) — not card UI in hero; interaction containers below */
.feature-row {
  display: grid;
  gap: 0;
}

@media (min-width: 992px) {
  .feature-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-item {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  color: #fff;
  text-decoration: none;
  display: block;
}

.feature-item__media {
  position: absolute;
  inset: 0;
}

.feature-item__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}

.feature-item:hover .feature-item__media img {
  transform: scale(1.06);
}

.feature-item__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 21, 37, 0.15), rgba(6, 21, 37, 0.92));
}

.feature-item__body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 2rem 1.75rem;
  z-index: 2;
}

.feature-item h3 {
  color: #fff;
  font-size: 1.55rem;
  margin: 0 0 0.65rem;
}

.feature-item p {
  color: rgba(255, 255, 255, 0.78);
  margin: 0 0 1rem;
  font-size: 0.98rem;
}

.feature-item .more {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-bright);
}

/* Interior layout */
.page-body {
  padding: 3.5rem 0 5rem;
}

.side-nav {
  position: sticky;
  top: 1.25rem;
}

.side-nav a {
  display: block;
  padding: 0.55rem 0;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}

.side-nav a:hover,
.side-nav a.is-active {
  color: var(--navy);
  font-weight: 600;
}

.child-links {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .child-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

.child-link {
  display: block;
  padding: 1.35rem 1.4rem;
  background: var(--white);
  border-left: 3px solid var(--amber);
  text-decoration: none;
  color: var(--navy);
  box-shadow: 0 1px 0 var(--line);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.child-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  color: var(--navy);
}

.child-link strong {
  font-family: var(--font-display);
  display: block;
  margin-bottom: 0.25rem;
}

.child-link span {
  color: var(--muted);
  font-size: 0.92rem;
}

.region-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .region-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.region-panel {
  background: var(--white);
  padding: 1.75rem;
  border-top: 3px solid var(--amber);
}

.region-panel h3 {
  font-size: 1.35rem;
  margin-bottom: 0.65rem;
}

.contact-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.contact-panel {
  background: var(--white);
  padding: 1.75rem;
  border-top: 3px solid var(--navy);
}

.contact-panel h3 {
  font-size: 1.2rem;
  margin-bottom: 0.85rem;
}

.contact-panel p {
  margin: 0 0 0.35rem;
  color: var(--slate);
}

.stat-strip {
  display: grid;
  gap: 1.5rem;
  padding: 2.5rem 0;
}

@media (min-width: 768px) {
  .stat-strip {
    grid-template-columns: repeat(3, 1fr);
  }
}

.stat-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--amber-bright);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-item span {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, 0.7);
  padding: 3.5rem 0 2rem;
}

.site-footer h4 {
  color: #fff;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--amber-bright);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.4rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.75rem;
}

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

.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.88rem;
  align-items: center;
}

.footer-bottom-right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

.footer-made-by {
  display: inline-flex;
  line-height: 0;
  opacity: 0.92;
  transition: opacity 0.2s var(--ease);
}

.footer-made-by:hover {
  opacity: 1;
}

.footer-made-by img {
  height: 28px;
  width: auto;
  display: block;
}

/* ---------- 404 ---------- */
.page-404 .site-header {
  position: relative;
  background: var(--navy-deep);
}

.error-404 {
  min-height: calc(100vh - 220px);
  display: flex;
  align-items: center;
  padding: 5rem 0 4rem;
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(212, 160, 23, 0.12), transparent 55%),
    linear-gradient(165deg, var(--mist) 0%, var(--paper) 45%, #dfe8ef 100%);
}

.error-404__code {
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 14vw, 8rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--navy-deep);
  margin: 0 0 0.75rem;
  opacity: 0.92;
}

.error-404 h1 {
  margin-bottom: 0.75rem;
}

.error-404 .lead {
  margin-bottom: 1.75rem;
}

.error-404__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-404 .site-footer {
  padding-top: 2rem;
}

/* Motion helpers */
.reveal {
  opacity: 0;
  transform: translateY(28px);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero__media img,
  .feature-item__media img {
    transform: none !important;
    transition: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}