/* ============================================================
   OPP – Omni Procurement Professionals | Main Stylesheet
   style.css
   Architecture: BEM-inspired, CSS custom properties, mobile-first
   ============================================================ */

/* ============================================================
   01. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================================ */
:root {
  /* Core Palette */
  --clr-navy-950: #020b18;
  --clr-navy-900: #060f1e;
  --clr-navy-800: #0a1628;
  --clr-navy-700: #0e1f38;
  --clr-navy-600: #132848;
  --clr-navy-500: #1a3560;

  --clr-cyan-400: #00d4ff;
  --clr-cyan-500: #00b8e0;
  --clr-cyan-600: #0099bf;
  --clr-cyan-glow: rgba(0, 212, 255, 0.15);
  --clr-cyan-glow-strong: rgba(0, 212, 255, 0.3);

  --clr-blue-500: #1a6cf5;
  --clr-blue-400: #3d85f7;

  --clr-white: #ffffff;
  --clr-grey-100: #f0f4f8;
  --clr-grey-200: #d9e2ed;
  --clr-grey-400: #8fa6bf;
  --clr-grey-600: #4a6278;

  /* Typography */
  --font-display: "Syne", sans-serif;
  --font-body: "DM Sans", sans-serif;

  /* Spacing Scale */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-cyan: 0 0 40px rgba(0, 212, 255, 0.2);
  --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.4);
  --shadow-card-hover:
    0 8px 48px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(0, 212, 255, 0.2);

  /* Glass Effect */
  --glass-bg: rgba(10, 22, 40, 0.7);
  --glass-border: rgba(0, 212, 255, 0.12);
  --glass-blur: blur(20px);

  /* Layout */
  --max-width: 1280px;
  --nav-height: 72px;
}

/* ============================================================
   02. RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  background-color: var(--clr-navy-950);
  color: var(--clr-grey-200);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

input,
textarea,
select {
  font-family: inherit;
}

/* ============================================================
   03. UTILITY CLASSES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--sp-8);
  }
}
@media (min-width: 1024px) {
  .container {
    padding: 0 var(--sp-12);
  }
}

.section {
  padding: var(--sp-20) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--sp-24) 0;
  }
}
@media (min-width: 1024px) {
  .section {
    padding: var(--sp-32) 0;
  }
}

/* Section label pill */
.section__label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-cyan-400);
  background: var(--clr-cyan-glow);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-full);
  padding: var(--sp-1) var(--sp-4);
  margin-bottom: var(--sp-4);
}

/* Headline styles */
.section__headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--clr-white);
}

.section__headline span {
  color: var(--clr-cyan-400);
}

.section__subtext {
  font-size: 1.05rem;
  color: var(--clr-grey-400);
  line-height: 1.7;
  max-width: 600px;
  margin-top: var(--sp-4);
}

/* CTA Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-full);
  padding: var(--sp-3) var(--sp-8);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-cyan-400);
  color: var(--clr-navy-950);
}

.btn--primary:hover {
  background: var(--clr-white);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--clr-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn--outline:hover {
  border-color: var(--clr-cyan-400);
  color: var(--clr-cyan-400);
  transform: translateY(-2px);
}

/* Glass card base */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-lg);
}

/* Background grid pattern */
.bg-grid {
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ============================================================
   04. NOISE / TEXTURE OVERLAY
   ============================================================ */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.018;
  pointer-events: none;
  z-index: 9999;
}

/* ============================================================
   05. NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition:
    background var(--transition-slow),
    border-color var(--transition-base);
}

.nav.scrolled {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logo */
.nav__logo {
  display: flex;
  flex-direction: column;
  gap: 0;
  line-height: 1;
}

.nav__logo-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--clr-white);
  letter-spacing: -0.02em;
}

.nav__logo-name span {
  color: var(--clr-cyan-400);
}

.nav__logo-sub {
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-grey-400);
}

/* Desktop links */
.nav__links {
  display: none;
  align-items: center;
  gap: var(--sp-8);
}

.nav__link {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--clr-grey-400);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--clr-cyan-400);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
  color: var(--clr-white);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__cta {
  display: none;
}

/* Hamburger */
.nav__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-2);
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.nav__mobile {
  position: fixed;
  inset: 0;
  background: var(--clr-navy-900);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-8);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  z-index: 999;
}

.nav__mobile.open {
  transform: translateX(0);
}

.nav__mobile-link {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--clr-grey-400);
  transition: color var(--transition-fast);
}

.nav__mobile-link:hover {
  color: var(--clr-cyan-400);
}

@media (min-width: 1024px) {
  .nav__links {
    display: flex;
  }
  .nav__cta {
    display: inline-flex;
  }
  .nav__hamburger {
    display: none;
  }
}

/* ============================================================
   06. HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

/* Radial glow backdrop */
.hero__glow {
  position: absolute;
  top: 10%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(
    ellipse,
    rgba(0, 212, 255, 0.1) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.hero__glow-2 {
  position: absolute;
  bottom: 0;
  left: -5%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(
    ellipse,
    rgba(26, 108, 245, 0.08) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-12);
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-cyan-400);
  background: var(--clr-cyan-glow);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-full);
  padding: var(--sp-2) var(--sp-4);
  margin-bottom: var(--sp-6);
}

.hero__badge i {
  font-size: 0.65rem;
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--clr-white);
  letter-spacing: -0.02em;
}

.hero__headline-accent {
  color: var(--clr-cyan-400);
  display: block;
}

.hero__subtext {
  font-size: 1.05rem;
  color: var(--clr-grey-400);
  line-height: 1.7;
  max-width: 540px;
  margin-top: var(--sp-6);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-top: var(--sp-8);
}

/* Hero visual card */
.hero__visual {
  display: none;
}

.hero__visual-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.hero__visual-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.hero__visual-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 212, 255, 0.15),
    transparent 60%,
    rgba(26, 108, 245, 0.1)
  );
}

/* Floating stat chips on hero visual */
.hero__stat-chip {
  position: absolute;
  z-index: 3;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-md);
  padding: var(--sp-3) var(--sp-4);
}

.hero__stat-chip--tl {
  top: var(--sp-4);
  left: var(--sp-4);
}
.hero__stat-chip--br {
  bottom: var(--sp-4);
  right: var(--sp-4);
}

.hero__stat-chip-value {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--clr-cyan-400);
  line-height: 1;
}

.hero__stat-chip-label {
  font-size: 0.7rem;
  color: var(--clr-grey-400);
  margin-top: 2px;
}

/* Stats bar below hero */
.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-12);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--glass-border);
}

.hero__stat {
  text-align: center;
}

.hero__stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--clr-cyan-400);
  line-height: 1;
}

.hero__stat-label {
  font-size: 0.78rem;
  color: var(--clr-grey-400);
  margin-top: var(--sp-1);
  letter-spacing: 0.03em;
}

@media (min-width: 640px) {
  .hero__stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-20);
    min-height: calc(100vh - var(--nav-height));
  }
  .hero__visual {
    display: block;
  }
}

/* ============================================================
   07. ABOUT SECTION
   ============================================================ */
.about {
  background: var(--clr-navy-900);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--clr-cyan-400),
    transparent
  );
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-12);
  align-items: start;
}

.about__body p {
  color: var(--clr-grey-400);
  line-height: 1.8;
  margin-bottom: var(--sp-4);
}

.about__values {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
  margin-top: var(--sp-8);
}

.about__value-card {
  padding: var(--sp-6);
  border-radius: var(--radius-md);
  background: var(--clr-navy-800);
  border: 1px solid var(--glass-border);
  display: flex;
  gap: var(--sp-4);
  align-items: flex-start;
  transition:
    border-color var(--transition-base),
    transform var(--transition-base);
}

.about__value-card:hover {
  border-color: var(--clr-cyan-400);
  transform: translateX(4px);
}

.about__value-icon {
  width: 44px;
  height: 44px;
  background: var(--clr-cyan-glow);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--clr-cyan-400);
  font-size: 1rem;
}

.about__value-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--clr-white);
  margin-bottom: var(--sp-1);
}

.about__value-text {
  font-size: 0.88rem;
  color: var(--clr-grey-400);
  line-height: 1.6;
}

@media (min-width: 640px) {
  .about__values {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .about__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-20);
  }
  .about__values {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   08. SERVICES SECTION
   ============================================================ */
.services {
  position: relative;
  overflow: hidden;
}

.services__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--sp-16);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.services__header .section__subtext {
  text-align: center;
  margin: var(--sp-4) auto 0;
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

/* Service Card */
.service-card {
  padding: var(--sp-8);
  border-radius: var(--radius-lg);
  background: var(--clr-navy-800);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--clr-cyan-400),
    transparent
  );
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.service-card:hover {
  border-color: rgba(0, 212, 255, 0.3);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  background: var(--clr-cyan-glow);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-cyan-400);
  font-size: 1.2rem;
  margin-bottom: var(--sp-6);
  transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
  background: var(--clr-cyan-400);
  color: var(--clr-navy-950);
  box-shadow: var(--shadow-cyan);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: var(--sp-3);
}

.service-card__desc {
  font-size: 0.88rem;
  color: var(--clr-grey-400);
  line-height: 1.65;
}

.service-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--clr-cyan-400);
  margin-top: var(--sp-6);
  transition: gap var(--transition-fast);
}

.service-card:hover .service-card__cta {
  gap: var(--sp-3);
}

@media (min-width: 640px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================================
   09. SERVICE MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 11, 24, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--clr-navy-800);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--sp-10);
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-slow);
  scrollbar-width: thin;
  scrollbar-color: var(--clr-navy-600) transparent;
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal__close {
  position: absolute;
  top: var(--sp-6);
  right: var(--sp-6);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--clr-navy-700);
  border: 1px solid var(--glass-border);
  color: var(--clr-grey-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.modal__close:hover {
  background: rgba(0, 212, 255, 0.15);
  color: var(--clr-cyan-400);
  border-color: var(--clr-cyan-400);
}

.modal__icon {
  width: 60px;
  height: 60px;
  background: var(--clr-cyan-glow);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-cyan-400);
  font-size: 1.4rem;
  margin-bottom: var(--sp-6);
}

.modal__title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: var(--sp-4);
}

.modal__body {
  font-size: 0.92rem;
  color: var(--clr-grey-400);
  line-height: 1.8;
  margin-bottom: var(--sp-8);
}

.modal__features-title {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-cyan-400);
  margin-bottom: var(--sp-4);
}

.modal__features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2);
}

.modal__feature {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: 0.88rem;
  color: var(--clr-grey-200);
}

.modal__feature i {
  color: var(--clr-cyan-400);
  font-size: 0.7rem;
  flex-shrink: 0;
}

@media (min-width: 640px) {
  .modal__features {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   10. INDUSTRIES SECTION
   ============================================================ */
.industries {
  background: var(--clr-navy-900);
  position: relative;
}

.industries::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--clr-cyan-400),
    transparent
  );
}

.industries__header {
  margin-bottom: var(--sp-12);
}

.industries__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

.industry-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  min-height: 280px;
  transition: transform var(--transition-slow);
}

.industry-card:hover {
  transform: translateY(-6px);
}

.industry-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  filter: brightness(0.4) saturate(0.6);
}

.industry-card:hover .industry-card__img {
  transform: scale(1.06);
  filter: brightness(0.35) saturate(0.7);
}

.industry-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    transparent 30%,
    rgba(2, 11, 24, 0.95) 100%
  );
}

.industry-card__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--sp-8);
}

.industry-card__icon {
  font-size: 1.4rem;
  color: var(--clr-cyan-400);
  margin-bottom: var(--sp-3);
}

.industry-card__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: var(--sp-3);
}

.industry-card__desc {
  font-size: 0.85rem;
  color: var(--clr-grey-400);
  line-height: 1.65;
  margin-bottom: var(--sp-4);
}

.industry-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.industry-card__tag {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clr-cyan-400);
  background: var(--clr-cyan-glow);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-full);
  padding: 2px var(--sp-3);
}

@media (min-width: 640px) {
  .industries__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .industries__grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .industry-card {
    min-height: 360px;
  }
}

/* ============================================================
   11. PROJECTS / CASE STUDIES SECTION
   ============================================================ */
.projects {
  position: relative;
  overflow: hidden;
}

.projects__header {
  margin-bottom: var(--sp-12);
}

.projects__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-8);
}

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--clr-navy-800);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-slow);
}

.project-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.project-card__image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5) saturate(0.5);
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image img {
  transform: scale(1.05);
}

.project-card__tag {
  position: absolute;
  top: var(--sp-4);
  left: var(--sp-4);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-navy-950);
  background: var(--clr-cyan-400);
  border-radius: var(--radius-full);
  padding: 3px var(--sp-3);
}

.project-card__body {
  padding: var(--sp-8);
}

.project-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  margin-bottom: var(--sp-4);
  flex-wrap: wrap;
}

.project-card__client {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-white);
}

.project-card__location {
  font-size: 0.78rem;
  color: var(--clr-grey-600);
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.project-card__section {
  margin-bottom: var(--sp-4);
}

.project-card__section-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-cyan-400);
  margin-bottom: var(--sp-1);
}

.project-card__text {
  font-size: 0.87rem;
  color: var(--clr-grey-400);
  line-height: 1.65;
}

.project-card__result {
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  margin-top: var(--sp-6);
}

.project-card__result .project-card__section-label {
  color: var(--clr-cyan-400);
}

.project-card__result .project-card__text {
  color: var(--clr-grey-200);
}

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

@media (min-width: 1200px) {
  .projects__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================================
   12. CONTACT SECTION
   ============================================================ */
.contact {
  background: var(--clr-navy-900);
  position: relative;
}

.contact::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--clr-cyan-400),
    transparent
  );
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-12);
}

.contact__info-cards {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  margin-top: var(--sp-8);
}

.contact__info-card {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  background: var(--clr-navy-800);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-decoration: none;
}

.contact__info-card:hover {
  border-color: var(--clr-cyan-400);
  transform: translateX(4px);
}

.contact__info-icon {
  width: 42px;
  height: 42px;
  background: var(--clr-cyan-glow);
  border: 1px solid var(--clr-cyan-glow-strong);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-cyan-400);
  font-size: 1rem;
  flex-shrink: 0;
}

.contact__info-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-grey-600);
  margin-bottom: 2px;
}

.contact__info-value {
  font-weight: 500;
  color: var(--clr-white);
  font-size: 0.92rem;
}

/* Contact Form */
.contact__form-wrap {
  background: var(--clr-navy-800);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--sp-10);
}

.contact__form-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: var(--sp-8);
}

.form__group {
  margin-bottom: var(--sp-5);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
}

.form__label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--clr-grey-400);
  margin-bottom: var(--sp-2);
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  background: var(--clr-navy-700);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: var(--sp-3) var(--sp-4);
  color: var(--clr-white);
  font-size: 0.92rem;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  outline: none;
  appearance: none;
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--clr-grey-600);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--clr-cyan-400);
  box-shadow: 0 0 0 3px var(--clr-cyan-glow);
}

.form__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238fa6bf' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--sp-4) center;
  padding-right: var(--sp-10);
  cursor: pointer;
}

.form__select option {
  background: var(--clr-navy-800);
  color: var(--clr-white);
}

.form__textarea {
  min-height: 130px;
  resize: vertical;
}

.form__submit {
  width: 100%;
  margin-top: var(--sp-2);
}

/* Form success message */
.form__success {
  display: none;
  text-align: center;
  padding: var(--sp-8);
}

.form__success-icon {
  font-size: 2.5rem;
  color: var(--clr-cyan-400);
  margin-bottom: var(--sp-4);
}

.form__success-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: var(--sp-2);
}

.form__success-text {
  color: var(--clr-grey-400);
  font-size: 0.9rem;
}

@media (min-width: 640px) {
  .form__row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .contact__inner {
    grid-template-columns: 1fr 1.6fr;
  }
}

/* ============================================================
   13. FOOTER
   ============================================================ */
.footer {
  background: var(--clr-navy-950);
  border-top: 1px solid var(--glass-border);
  padding: var(--sp-16) 0 var(--sp-8);
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-10);
  margin-bottom: var(--sp-12);
}

.footer__brand-name {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--clr-white);
  letter-spacing: -0.02em;
  margin-bottom: var(--sp-1);
}

.footer__brand-name span {
  color: var(--clr-cyan-400);
}

.footer__brand-sub {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-grey-600);
  margin-bottom: var(--sp-4);
}

.footer__tagline {
  font-size: 0.88rem;
  color: var(--clr-grey-600);
  line-height: 1.6;
  max-width: 280px;
  margin-bottom: var(--sp-6);
}

.footer__social {
  display: flex;
  gap: var(--sp-3);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  background: var(--clr-navy-800);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-grey-600);
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  border-color: var(--clr-cyan-400);
  color: var(--clr-cyan-400);
  background: var(--clr-cyan-glow);
}

.footer__col-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-white);
  margin-bottom: var(--sp-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__link {
  font-size: 0.87rem;
  color: var(--clr-grey-600);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--clr-cyan-400);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: var(--sp-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: space-between;
  align-items: center;
}

.footer__copyright {
  font-size: 0.78rem;
  color: var(--clr-grey-600);
}

.footer__reg {
  font-size: 0.72rem;
  color: var(--clr-navy-500);
}

@media (min-width: 640px) {
  .footer__top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .footer__top {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

/* ============================================================
   14. SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.7s ease,
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}
.reveal-delay-2 {
  transition-delay: 0.2s;
}
.reveal-delay-3 {
  transition-delay: 0.3s;
}
.reveal-delay-4 {
  transition-delay: 0.4s;
}
.reveal-delay-5 {
  transition-delay: 0.5s;
}

/* ============================================================
   15. SCROLLBAR STYLING
   ============================================================ */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--clr-navy-900);
}
::-webkit-scrollbar-thumb {
  background: var(--clr-navy-600);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--clr-cyan-600);
}

/* ============================================================
   16. BACK TO TOP BUTTON
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: var(--sp-8);
  right: var(--sp-6);
  width: 44px;
  height: 44px;
  background: var(--clr-cyan-400);
  color: var(--clr-navy-950);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  z-index: 500;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--clr-white);
  box-shadow: var(--shadow-cyan);
}

/* ============================================================
   17. LOADING STATE
   ============================================================ */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--clr-navy-950);
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    opacity 0.5s ease,
    visibility 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader__ring {
  width: 48px;
  height: 48px;
  border: 2px solid var(--glass-border);
  border-top-color: var(--clr-cyan-400);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ============================================================
   18. SELECTION & FOCUS
   ============================================================ */
::selection {
  background: var(--clr-cyan-400);
  color: var(--clr-navy-950);
}

:focus-visible {
  outline: 2px solid var(--clr-cyan-400);
  outline-offset: 3px;
  border-radius: 4px;
}