/* ============================================================
   IDSC — Information and Decision Support Center
   Premium Corporate Website Stylesheet
   ============================================================ */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* --- CSS Custom Properties --- */
:root {
  --white: #FFFFFF;
  --warm-white: #FCFBF8;
  --ivory: #F8F5EE;
  --soft-gold-bg: #F3EDDE;

  --gold: #C6A15B;
  --gold-deep: #AE8740;
  --gold-light: #D9BF83;
  --gold-border: rgba(198, 161, 91, 0.32);
  --gold-glow: rgba(198, 161, 91, 0.14);

  --black: #080808;
  --black-soft: #101010;
  --deep-navy: #0C192D;
  --navy-secondary: #14243B;

  --heading: #0C192D;
  --body-text: #445064;
  --muted-text: #6B7280;

  --light-border: rgba(12, 25, 45, 0.10);
  --shadow-soft: 0 18px 55px rgba(12, 25, 45, 0.07);
  --shadow-gold: 0 18px 46px rgba(198, 161, 91, 0.13);

  --radius: 12px;
  --radius-sm: 8px;
  --max-width: 1240px;
  --transition: 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--white);
  color: var(--body-text);
  line-height: 1.72;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }
*:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* --- Container --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* ============================================================
   PRELOADER
   ============================================================ */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}

#preloader.fade-out {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-bg-lines {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.bg-line {
  position: absolute;
  background: linear-gradient(90deg, transparent, rgba(198,161,91,0.08), transparent);
  height: 1px;
  width: 100%;
}
.bg-line-1 { top: 33%; }
.bg-line-2 { top: 66%; }

.bg-circuit {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
}
.bg-circuit svg { width: 80%; max-width: 500px; }

.preloader-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.preloader-logo-wrap {
  position: relative;
  width: 160px;
  height: 160px;
  border-radius: 16px;
  overflow: hidden;
  animation: preloaderLogoReveal 0.8s ease forwards;
  opacity: 0;
}

@keyframes preloaderLogoReveal {
  0%   { opacity: 0; transform: scale(0.96); }
  100% { opacity: 1; transform: scale(1); }
}

.preloader-logo {
  width: 160px;
  height: 160px;
  object-fit: cover;
  display: block;
}

.preloader-scan {
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent 0%, rgba(198,161,91,0.22) 50%, transparent 100%);
  animation: scanLine 1.4s ease 0.6s forwards;
  opacity: 0;
}

@keyframes scanLine {
  0%   { left: -60%; opacity: 1; }
  100% { left: 120%; opacity: 0; }
}

.preloader-brand-name {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(9px, 1.4vw, 12px);
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.55);
  text-align: center;
  text-transform: uppercase;
  font-weight: 400;
  animation: fadeUpIn 0.6s ease 0.9s forwards;
  opacity: 0;
}

.preloader-status {
  font-size: 12px;
  color: rgba(198,161,91,0.7);
  letter-spacing: 0.08em;
  animation: fadeUpIn 0.6s ease 1.1s forwards;
  opacity: 0;
  min-height: 20px;
  text-align: center;
}

.preloader-progress-wrap {
  width: 200px;
  height: 1px;
  background: rgba(198,161,91,0.15);
  border-radius: 2px;
  overflow: hidden;
  animation: fadeUpIn 0.6s ease 1.2s forwards;
  opacity: 0;
}

.preloader-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold), var(--gold-light));
  width: 0%;
  border-radius: 2px;
  transition: width 0.06s linear;
}

@keyframes fadeUpIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   HEADER
   ============================================================ */
#mainHeader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), backdrop-filter var(--transition), border-color var(--transition), box-shadow var(--transition);
}

#mainHeader.scrolled {
  background: rgba(252,251,248,0.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gold-border);
  box-shadow: 0 4px 28px rgba(12,25,45,0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 72px;
}

/* Logo */
.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  text-decoration: none;
}

.logo-capsule {
  width: 48px;
  height: 48px;
  background: var(--black);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  padding: 3px;
}

.logo-capsule img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 5px;
}

.header-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.header-brand-abbr {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--deep-navy);
  letter-spacing: -0.02em;
}

.header-brand-full {
  font-size: 10px;
  color: var(--muted-text);
  letter-spacing: 0.04em;
  font-weight: 400;
  white-space: nowrap;
}

/* Nav */
.header-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.nav-link {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--heading);
  letter-spacing: 0.01em;
  padding: 4px 0;
  position: relative;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--gold);
  transition: width var(--transition);
}

.nav-link:hover, .nav-link.active { color: var(--deep-navy); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

/* Header Right */
.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  background: var(--ivory);
  border-radius: 8px;
  border: 1px solid var(--light-border);
}

.lang-btn {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--muted-text);
  padding: 4px 8px;
  border-radius: 5px;
  letter-spacing: 0.06em;
  transition: all var(--transition);
}

.lang-btn.active {
  background: var(--white);
  color: var(--gold-deep);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 3px;
}

.lang-btn:hover:not(.active) {
  color: var(--heading);
}

/* CTA Button */
.btn-cta {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 20px;
  background: var(--deep-navy);
  color: var(--white) !important;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--deep-navy);
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-cta:hover {
  background: var(--black);
  border-color: var(--gold);
  box-shadow: 0 4px 18px rgba(198,161,91,0.2);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  padding: 4px;
  margin-left: auto;
  flex-shrink: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--heading);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================================
   MOBILE MENU
   ============================================================ */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: var(--warm-white);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-menu:not([hidden]) { display: flex; }
.mobile-menu.open { transform: translateX(0); }

.mobile-menu-inner {
  padding: 24px 32px 40px;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gold-border);
}

.mobile-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--heading);
  transition: background var(--transition);
}
.mobile-close:hover { background: var(--ivory); }

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 32px;
}

.mobile-nav-link {
  font-size: 18px;
  font-weight: 500;
  color: var(--heading);
  padding: 14px 0;
  border-bottom: 1px solid var(--light-border);
  transition: color var(--transition), padding-left var(--transition);
}

.mobile-nav-link:hover {
  color: var(--gold-deep);
  padding-left: 8px;
}

.mobile-lang {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
}

.mobile-cta {
  width: 100%;
  justify-content: center;
  height: 50px;
  font-size: 15px;
}

/* ============================================================
   SECTION COMMONS
   ============================================================ */
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
  display: block;
}

.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 600;
  color: var(--heading);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.section-intro {
  font-size: 16px;
  color: var(--body-text);
  max-width: 640px;
  line-height: 1.72;
}

.section-header {
  margin-bottom: 56px;
}

.section-header--light .section-label,
.section-label--light { color: var(--gold-light); }

.section-header--light .section-title,
.section-title--light { color: var(--white); }

.section-header--light .section-intro,
.section-intro--light { color: rgba(255,255,255,0.65); }

/* Reveal Animation */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  height: 50px;
  padding: 0 28px;
  background: var(--deep-navy);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--deep-navy);
  transition: all var(--transition);
}
.btn-primary:hover {
  background: var(--black);
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  height: 50px;
  padding: 0 28px;
  background: transparent;
  color: var(--heading);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--light-border);
  transition: all var(--transition);
}
.btn-secondary:hover {
  border-color: var(--gold-border);
  color: var(--gold-deep);
  box-shadow: var(--shadow-soft);
}

/* ============================================================
   HERO
   ============================================================ */
.hero-section {
  min-height: 100vh;
  background: var(--warm-white);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: 72px;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-circuit-svg {
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  height: 100%;
  opacity: 0.5;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
  position: relative;
  z-index: 1;
}

.hero-content { max-width: 580px; }
.hero-content .section-label { margin-bottom: 20px; }

.hero-heading {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(30px, 3.4vw, 46px);
  font-weight: 700;
  color: var(--deep-navy);
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-paragraph {
  font-size: clamp(15px, 1.2vw, 17px);
  color: var(--body-text);
  line-height: 1.75;
  margin-bottom: 36px;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-trust-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--muted-text);
  padding: 6px 14px;
  border: 1px solid var(--light-border);
  border-radius: 100px;
  background: var(--white);
  text-transform: uppercase;
}

/* Hero Visual Panel */
.hero-visual { display: flex; justify-content: flex-end; }

.hero-panel {
  width: 100%;
  max-width: 460px;
  aspect-ratio: 4/5;
  background: var(--black-soft);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(198,161,91,0.15);
  box-shadow: 0 32px 80px rgba(8,8,8,0.28);
}

.hero-panel-logo {
  position: relative;
  z-index: 2;
  margin-bottom: 24px;
}

.hero-panel-logo img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 12px;
}

.hero-panel-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-panel-lines svg {
  width: 100%;
  height: 100%;
  opacity: 0.7;
}

.hero-panel-label {
  position: absolute;
  bottom: 24px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(198,161,91,0.6);
  z-index: 2;
}

/* Subtle animation for circuit lines */
.hero-panel-lines svg path {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  animation: drawLine 3s ease 1.5s forwards;
}
@keyframes drawLine {
  to { stroke-dashoffset: 0; }
}

/* ============================================================
   TRUST STRIP
   ============================================================ */
.trust-strip {
  background: var(--ivory);
  border-top: 1px solid var(--light-border);
  border-bottom: 1px solid var(--light-border);
  padding: 28px 0;
}

.trust-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--heading);
  flex: 1;
  min-width: 200px;
}

.trust-icon {
  color: var(--gold);
  flex-shrink: 0;
}

.trust-divider {
  width: 1px;
  height: 32px;
  background: var(--gold-border);
  flex-shrink: 0;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-section {
  padding: 100px 0;
  background: var(--white);
}

.about-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--light-border);
  border-top: 3px solid var(--gold);
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}

.about-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-gold);
}

.about-card-icon {
  margin-bottom: 20px;
}

.about-card-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.about-card-text {
  font-size: 14.5px;
  color: var(--body-text);
  line-height: 1.7;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-section {
  padding: 100px 0;
  background: var(--ivory);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid var(--light-border);
  border-top: 2px solid var(--gold-border);
  box-shadow: var(--shadow-soft);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold-border);
  box-shadow: var(--shadow-gold);
}
.service-card:hover::before { opacity: 1; }

.service-card--wide {
  grid-column: 2 / 3;
}

.service-card-icon { margin-bottom: 20px; }

.service-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 12px;
  line-height: 1.35;
}

.service-card-text {
  font-size: 14px;
  color: var(--body-text);
  line-height: 1.7;
}

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-section {
  padding: 100px 0;
  background: var(--white);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--light-border);
  box-shadow: var(--shadow-soft);
  transition: all var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
  border-color: var(--gold-border);
}

.project-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.project-category {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 4px 10px;
  background: var(--gold-glow);
  border-radius: 4px;
  border: 1px solid var(--gold-border);
}

.project-status {
  font-size: 11px;
  color: var(--muted-text);
  font-weight: 500;
}

.project-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 16px;
  line-height: 1.3;
}

.project-challenge-label,
.project-solution-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-text);
  margin-bottom: 4px;
  margin-top: 12px;
}

.project-challenge-text,
.project-solution-text {
  font-size: 13.5px;
  color: var(--body-text);
  line-height: 1.6;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 18px;
}

.project-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted-text);
  padding: 3px 10px;
  background: var(--ivory);
  border-radius: 4px;
  border: 1px solid var(--light-border);
}

/* ============================================================
   PARTNERS
   ============================================================ */
.partners-section {
  padding: 100px 0;
  background: var(--soft-gold-bg);
}

.partners-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.partner-tile {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  border: 1px solid var(--gold-border);
  color: var(--muted-text);
  transition: all var(--transition);
  flex: 1;
  max-width: 210px;
}

.partner-tile:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
  color: var(--heading);
  transform: translateY(-3px);
}

.partner-tile-icon { color: var(--gold); }

.partner-tile-label {
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

/* ============================================================
   PROCESS
   ============================================================ */
.process-section {
  padding: 100px 0;
  background: var(--warm-white);
}

.process-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  padding-top: 60px;
}

.process-line {
  position: absolute;
  top: 28px;
  left: 6%;
  right: 6%;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold), var(--gold-light), var(--gold));
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
}

.process-step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--deep-navy);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  border: 2px solid var(--gold-border);
  position: relative;
  z-index: 2;
  box-shadow: 0 4px 16px rgba(12,25,45,0.15);
  flex-shrink: 0;
}

.process-step-card {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 18px 14px;
  width: 100%;
  text-align: center;
  border: 1px solid var(--light-border);
  box-shadow: var(--shadow-soft);
  transition: all var(--transition);
}

.process-step:hover .process-step-card {
  border-color: var(--gold-border);
  box-shadow: var(--shadow-gold);
}

.process-step-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 6px;
  line-height: 1.3;
}

.process-step-text {
  font-size: 11.5px;
  color: var(--muted-text);
  line-height: 1.6;
}

/* ============================================================
   SECURITY
   ============================================================ */
.security-section {
  padding: 0;
}

.security-inner {
  background: linear-gradient(135deg, var(--black) 0%, var(--black-soft) 40%, var(--deep-navy) 100%);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.security-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(198,161,91,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(198,161,91,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.security-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.security-card {
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid rgba(198,161,91,0.15);
  transition: all var(--transition);
}

.security-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(198,161,91,0.35);
  transform: translateY(-3px);
}

.security-card-icon { margin-bottom: 18px; }

.security-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
}

.security-card-text {
  font-size: 13.5px;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
}

/* ============================================================
   TECHNOLOGIES
   ============================================================ */
.tech-section {
  padding: 80px 0;
  background: var(--warm-white);
}

.tech-section .section-header { margin-bottom: 40px; }

.tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.tech-badge {
  padding: 11px 24px;
  border-radius: 8px;
  border: 1px solid var(--gold-border);
  background: var(--white);
  transition: all var(--transition);
}

.tech-badge:hover {
  border-color: var(--gold);
  background: var(--gold-glow);
  transform: translateY(-2px);
}

.tech-badge span {
  font-size: 13px;
  font-weight: 600;
  color: var(--heading);
  letter-spacing: 0.04em;
}

/* ============================================================
   MEDIA
   ============================================================ */
.media-section {
  padding: 100px 0;
  background: var(--white);
}

.media-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 4px;
}

.media-filters::-webkit-scrollbar { display: none; }

.media-filter-btn {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted-text);
  border: 1px solid var(--light-border);
  background: var(--white);
  transition: all var(--transition);
  white-space: nowrap;
  min-height: 40px;
  flex-shrink: 0;
}

.media-filter-btn:hover, .media-filter-btn.active {
  background: var(--deep-navy);
  color: var(--white);
  border-color: var(--deep-navy);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.media-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--light-border);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.media-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
  border-color: var(--gold-border);
}

.media-card.hidden {
  display: none;
}

.media-card-img {
  background: var(--soft-gold-bg);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.media-img-placeholder {
  opacity: 0.6;
}

.media-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.media-card-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
  display: block;
}

.media-card-date {
  font-size: 11.5px;
  color: var(--muted-text);
  display: block;
  margin-bottom: 10px;
}

.media-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--heading);
  line-height: 1.4;
  margin-bottom: 10px;
}

.media-card-text {
  font-size: 13.5px;
  color: var(--body-text);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 18px;
}

.media-card-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--gold-deep);
  transition: color var(--transition);
  align-self: flex-start;
}
.media-card-link:hover { color: var(--gold); }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section {
  padding: 100px 0;
  background: var(--ivory);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-icon {
  width: 40px;
  height: 40px;
  background: var(--gold-glow);
  border-radius: 10px;
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-text);
  margin-bottom: 3px;
}

.contact-info-value {
  font-size: 14.5px;
  color: var(--heading);
  font-weight: 500;
}

.contact-trust {
  margin-top: 8px;
  padding: 20px;
  border-left: 2px solid var(--gold);
  background: var(--gold-glow);
  border-radius: 0 8px 8px 0;
}

.contact-trust p {
  font-size: 13.5px;
  color: var(--body-text);
  line-height: 1.6;
  font-style: italic;
}

/* Form */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px;
  border: 1px solid var(--light-border);
  box-shadow: var(--shadow-soft);
}

.contact-form { display: flex; flex-direction: column; gap: 20px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--heading);
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--light-border);
  background: var(--warm-white);
  color: var(--deep-navy);
  font-size: 14.5px;
  font-weight: 400;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow);
  background: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.65;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%236B7280' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.btn-submit {
  height: 52px;
  padding: 0 32px;
  background: var(--deep-navy);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--deep-navy);
  transition: all var(--transition);
  align-self: flex-start;
}

.btn-submit:hover {
  background: var(--black);
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
}

/* ============================================================
   FOOTER
   ============================================================ */
#mainFooter {
  background: var(--black);
  color: rgba(255,255,255,0.6);
}

.footer-inner { padding-top: 70px; padding-bottom: 32px; }

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand { max-width: 300px; }

.footer-logo {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 20px;
}

.footer-brand-text {
  font-size: 13.5px;
  color: rgba(255,255,255,0.48);
  line-height: 1.7;
}

.footer-col-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li, .footer-col ul a {
  font-size: 13.5px;
  color: rgba(255,255,255,0.48);
  transition: color var(--transition);
  line-height: 1.5;
}

.footer-col ul a:hover { color: var(--gold-light); }

.footer-divider {
  height: 1px;
  background: linear-gradient(90deg, var(--gold-deep), rgba(198,161,91,0.2), transparent);
  margin-bottom: 28px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 12.5px;
  color: rgba(255,255,255,0.35);
}

.footer-lang .lang-btn {
  color: rgba(255,255,255,0.4);
}
.footer-lang .lang-btn.active {
  background: rgba(255,255,255,0.08);
  color: var(--gold-light);
}

/* ============================================================
   RESPONSIVE — 1200px
   ============================================================ */
@media (max-width: 1200px) {
  .container { padding: 0 32px; }

  .hero-inner { gap: 48px; }
  .hero-panel { max-width: 380px; }

  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .service-card--wide { grid-column: 2 / 3; }

  .process-timeline { grid-template-columns: repeat(4, 1fr); }
  .process-step:nth-child(n+6) { margin-top: 48px; }
  .process-line { display: none; }

  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-brand { max-width: 100%; }
}

/* ============================================================
   RESPONSIVE — 992px
   ============================================================ */
@media (max-width: 992px) {
  .container { padding: 0 24px; }

  /* Header */
  .header-nav, .header-right { display: none; }
  .hamburger { display: flex; }

  /* Hero */
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    padding-top: 60px;
    padding-bottom: 60px;
  }
  .hero-content { max-width: 100%; }
  .hero-visual { justify-content: center; }
  .hero-panel { max-width: 100%; aspect-ratio: 16/9; }
  .hero-circuit-svg { display: none; }

  /* Trust Strip */
  .trust-strip-inner { justify-content: flex-start; }
  .trust-divider { display: none; }
  .trust-item { min-width: 45%; }

  /* About */
  .about-cards { grid-template-columns: 1fr 1fr; }

  /* Services */
  .services-grid { grid-template-columns: 1fr 1fr; }
  .service-card--wide { grid-column: 1 / -1; max-width: 50%; margin: 0 auto; width: 100%; }

  /* Projects */
  .projects-grid { grid-template-columns: 1fr; }

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

  /* Contact */
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }

  /* Process */
  .process-timeline { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================================
   RESPONSIVE — 768px
   ============================================================ */
@media (max-width: 768px) {
  .container { padding: 0 20px; }

  /* Sections */
  .about-section,
  .services-section,
  .projects-section,
  .partners-section,
  .process-section,
  .media-section,
  .contact-section { padding: 72px 0; }

  .security-inner { padding: 72px 0; }

  .section-header { margin-bottom: 40px; }

  /* About */
  .about-cards { grid-template-columns: 1fr; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }
  .service-card--wide { grid-column: unset; max-width: 100%; }

  /* Trust strip */
  .trust-item { min-width: 100%; }

  /* Partners */
  .partners-grid { gap: 14px; }
  .partner-tile { min-width: 140px; padding: 24px 16px; }

  /* Process */
  .process-timeline {
    grid-template-columns: 1fr;
    padding-top: 0;
    gap: 16px;
  }
  .process-step { flex-direction: row; gap: 20px; align-items: flex-start; }
  .process-step-num { flex-shrink: 0; }
  .process-step-card { text-align: left; }

  /* Security */
  .security-cards { grid-template-columns: 1fr; }

  /* Media */
  .media-grid { grid-template-columns: 1fr; }
  .media-filters { flex-wrap: nowrap; }

  /* Contact Form */
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px; }

  /* Footer */
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-brand { max-width: 100%; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* ============================================================
   RESPONSIVE — 480px
   ============================================================ */
@media (max-width: 480px) {
  .hero-heading { font-size: 26px; }
  .section-title { font-size: 24px; }

  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn-primary,
  .hero-ctas .btn-secondary { width: 100%; justify-content: center; }

  .btn-cta { padding: 0 16px; font-size: 12.5px; }

  .logo-capsule { width: 42px; height: 42px; }
  .header-brand-full { display: none; }

  .media-filters { gap: 6px; }
  .media-filter-btn { padding: 7px 14px; font-size: 12px; }

  .process-step-num { width: 40px; height: 40px; font-size: 11px; }

  .about-card { padding: 24px; }
  .service-card { padding: 24px; }

  .contact-form-wrap { padding: 20px 16px; }
  .btn-submit { width: 100%; }

  .mobile-menu-inner { padding: 20px 24px 36px; }

  .footer-logo { width: 64px; height: 64px; }
}

/* ============================================================
   PREFERS-REDUCED-MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .preloader-scan { display: none; }
}

/* Contact links update */
.contact-link {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}
.contact-link:hover {
  color: var(--gold-deep);
}