/* ============================================
   PSTEK Website — Main CSS
   Production-ready, không phụ thuộc CDN
   ============================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #334155;
  background: #fff;
}

h1, h2, h3, h4 {
  font-family: 'Sora', system-ui, sans-serif;
  line-height: 1.2;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: none; }
img { max-width: 100%; height: auto; display: block; }

:root {
  --navy: #07192D;
  --navy-soft: #0A2540;
  --teal: #0891B2;
  --teal-light: #22D3EE;
  --teal-dark: #0E7490;
  --gray-light: #F8FAFC;
  --gray-mid: #64748B;
  --gray-dark: #334155;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (min-width: 1024px) {
  .container { padding: 0 48px; }
}

/* === HEADER === */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: all 0.3s ease;
  background: transparent;
}

#header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

#header nav {
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  height: 56px;
  width: auto;
  transition: height 0.3s ease;
}

#header.scrolled .logo img {
  height: 48px;
}

.logo-light { display: block; }
.logo-dark { display: none; }

#header.scrolled .logo-light { display: none; }
#header.scrolled .logo-dark { display: block; }

.logo-text {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 26px;
  color: white;
  letter-spacing: -0.015em;
  transition: color 0.3s ease, font-size 0.3s ease;
}

#header.scrolled .logo-text {
  color: var(--navy);
  font-size: 22px;
}

.nav-links {
  display: none;
  gap: 36px;
  align-items: center;
}

@media (min-width: 1024px) {
  .nav-links { display: flex; }
}

.nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
  padding: 4px 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav-link:hover { color: var(--teal-light); }

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--teal-light);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.nav-link:hover::after { transform: scaleX(1); }

#header.scrolled .nav-link { color: var(--gray-dark); }
#header.scrolled .nav-link:hover { color: var(--teal); }
#header.scrolled .nav-link::after { background: var(--teal); }

/* === Dropdown Menu === */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.nav-chevron {
  transition: transform 0.2s ease;
  opacity: 0.7;
}

.nav-dropdown:hover .nav-chevron,
.nav-dropdown-toggle[aria-expanded="true"] .nav-chevron {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  margin-top: 18px;
  min-width: 320px;
  background: white;
  border-radius: 12px;
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.05),
    0 20px 40px -10px rgba(7, 25, 45, 0.15);
  padding: 12px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 100;
  border: 1px solid rgba(8, 145, 178, 0.08);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu,
.nav-dropdown:has(.nav-dropdown-toggle[aria-expanded="true"]) .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-item {
  display: block;
  padding: 10px 14px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.15s ease;
}

.nav-dropdown-item:hover {
  background: var(--gray-light);
}

.nav-dropdown-item-title {
  font-family: 'Sora', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 2px;
}

.nav-dropdown-item-desc {
  font-size: 12.5px;
  color: var(--gray-mid);
  line-height: 1.4;
}

.nav-dropdown-item:hover .nav-dropdown-item-title {
  color: var(--teal);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
}

.lang-btn {
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
  padding: 4px 8px;
  transition: color 0.2s ease;
  border-radius: 4px;
}

.lang-btn:hover { color: rgba(255, 255, 255, 0.9); }
.lang-btn.lang-active { color: var(--teal-light); font-weight: 600; }
.lang-divider { color: rgba(255, 255, 255, 0.3); }

#header.scrolled .lang-btn { color: var(--gray-mid); }
#header.scrolled .lang-btn.lang-active { color: var(--teal); }
#header.scrolled .lang-divider { color: var(--gray-mid); }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--teal);
  color: white;
  font-size: 14px;
  font-weight: 500;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(8, 145, 178, 0.25);
}

.btn-primary-large {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: 8px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 16px;
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  border-color: var(--teal-light);
  color: var(--teal-light);
}

.cta-mobile-hide { display: none; }

@media (min-width: 768px) {
  .cta-mobile-hide { display: inline-flex; }
}

.mobile-menu-btn {
  color: white;
  transition: color 0.3s ease;
}

#header.scrolled .mobile-menu-btn { color: var(--navy); }

@media (min-width: 1024px) {
  .mobile-menu-btn { display: none; }
}

.mobile-menu-btn svg { width: 24px; height: 24px; }

.mobile-menu {
  display: none;
  background: var(--navy);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu.open { display: block; }

.mobile-menu ul { padding: 16px 24px; }
.mobile-menu li { padding: 8px 0; }
.mobile-menu a {
  display: block;
  color: white;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 0;
}
.mobile-menu a:hover { color: var(--teal-light); }

.mobile-menu-group {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 12px 0 !important;
  margin: 8px 0;
}

.mobile-menu-group-title {
  font-family: 'Sora', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: rgba(34, 211, 238, 0.9);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 0 8px;
}

.mobile-menu-group a {
  padding-left: 12px !important;
  font-size: 15px !important;
  color: rgba(255, 255, 255, 0.85) !important;
}

@media (min-width: 1024px) {
  .mobile-menu { display: none !important; }
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(8, 145, 178, 0.14) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 75%, rgba(34, 211, 238, 0.09) 0%, transparent 50%),
    linear-gradient(135deg, #07192D 0%, #0A2540 55%, #0D2E4F 100%);
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
  isolation: isolate;
}

/* Lớp 1: Dot grid mờ, fade về edges */
.hero-grid-bg {
  position: absolute;
  inset: 0;
  opacity: 0.45;
  background-image: radial-gradient(circle, rgba(34, 211, 238, 0.18) 1px, transparent 1.4px);
  background-size: 38px 38px;
  mask-image: radial-gradient(ellipse at center, black 0%, black 50%, transparent 88%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, black 50%, transparent 88%);
  z-index: 1;
}

/* Lớp 2: Mesh gradient subtle — di chuyển nhanh hơn, biên độ lớn hơn cho sống động */
.hero::before {
  content: '';
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle at 20% 30%, rgba(8, 145, 178, 0.28) 0%, transparent 40%),
    radial-gradient(circle at 75% 70%, rgba(34, 211, 238, 0.20) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(14, 116, 144, 0.14) 0%, transparent 50%);
  filter: blur(60px);
  animation: heroMeshDrift 18s ease-in-out infinite alternate;
  z-index: 1;
  pointer-events: none;
}

@keyframes heroMeshDrift {
  0%   { transform: translate(0, 0) rotate(0deg) scale(1); }
  50%  { transform: translate(-5%, 4%) rotate(3deg) scale(1.06); }
  100% { transform: translate(4%, -5%) rotate(-2deg) scale(0.94); }
}

/* Lớp 3: Orbit ring tinh tế, quay nhanh hơn */
.hero::after {
  content: '';
  position: absolute;
  top: -30%; right: -25%;
  width: 900px; height: 900px;
  border: 1px solid rgba(34, 211, 238, 0.10);
  border-radius: 50%;
  z-index: 1;
  pointer-events: none;
  animation: heroOrbitRotate 55s linear infinite;
  box-shadow:
    inset 0 0 100px rgba(34, 211, 238, 0.08),
    0 0 0 80px rgba(34, 211, 238, 0.05),
    0 0 0 160px rgba(34, 211, 238, 0.025);
}

@keyframes heroOrbitRotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Glow chính — pulse rõ hơn, sáng nhẹ hơn */
.hero-glow-1 {
  position: absolute;
  top: 45%; right: -80px;
  width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(8, 145, 178, 0.40) 0%, rgba(8, 145, 178, 0.10) 40%, transparent 70%);
  border-radius: 50%;
  filter: blur(58px);
  transform: translateY(-50%);
  z-index: 2;
  animation: heroGlowPulse 6s ease-in-out infinite;
}

@keyframes heroGlowPulse {
  0%, 100% { opacity: 0.95; transform: translateY(-50%) scale(1); }
  50%      { opacity: 0.70; transform: translateY(-50%) scale(1.10); }
}

/* Glow phụ — sáng cyan, float nhanh hơn */
.hero-glow-2 {
  position: absolute;
  top: 24%; right: 170px;
  width: 260px; height: 260px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.50) 0%, rgba(34, 211, 238, 0.14) 50%, transparent 75%);
  border-radius: 50%;
  filter: blur(36px);
  z-index: 2;
  animation: heroGlowFloat 8s ease-in-out infinite alternate;
}

@keyframes heroGlowFloat {
  0%   { transform: translate(0, 0) scale(1); opacity: 0.85; }
  100% { transform: translate(-50px, 40px) scale(1.10); opacity: 1; }
}

/* Respect prefers-reduced-motion — accessibility */
@media (prefers-reduced-motion: reduce) {
  .hero::before, .hero::after,
  .hero-glow-1, .hero-glow-2 {
    animation: none;
  }
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 1024px;
  animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  background: rgba(8, 145, 178, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 9999px;
  margin-bottom: 36px;
  backdrop-filter: blur(8px);
}

.hero-tag-dot {
  width: 6px;
  height: 6px;
  background: var(--teal-light);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
  box-shadow: 0 0 8px rgba(34, 211, 238, 0.6);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-tag-text {
  color: var(--teal-light);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.hero-headline {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  color: white;
  font-size: clamp(2.25rem, 4.4vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  max-width: 920px;
}

.hero-headline-main {
  display: block;
}

.hero-headline-accent {
  display: block;
  background: linear-gradient(135deg, #22D3EE 0%, #0EA5E9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

.hero-subheadline {
  font-size: clamp(1.05rem, 1.25vw, 1.2rem);
  color: rgba(255, 255, 255, 0.65);
  max-width: 620px;
  line-height: 1.55;
  margin-bottom: 44px;
  font-weight: 300;
  letter-spacing: 0.005em;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 72px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  padding-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  max-width: 720px;
}

@media (min-width: 768px) {
  .hero-stats { grid-template-columns: repeat(4, 1fr); gap: 40px; }
}

.hero-stat {
  position: relative;
}

.hero-stat-num {
  font-family: 'Sora', sans-serif;
  font-size: 30px;
  font-weight: 600;
  color: white;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero-stat-num span {
  color: var(--teal-light);
  font-weight: 500;
}

.hero-stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 400;
  letter-spacing: 0.01em;
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator svg {
  width: 24px;
  height: 24px;
  color: rgba(255, 255, 255, 0.4);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--teal-light);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

.placeholder-section {
  padding: 120px 0;
  text-align: center;
  background: white;
  color: var(--gray-mid);
}

/* ============================================
   TRUST STRIP (Social Proof sau Hero)
   ============================================ */
.trust-strip {
  background: linear-gradient(180deg, #07192D 0%, #0A2540 100%);
  padding: 60px 0 56px;
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  overflow: hidden;
}

.trust-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(34, 211, 238, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.5;
  pointer-events: none;
}

.trust-strip .container {
  position: relative;
  z-index: 1;
}

.trust-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 36px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.trust-label-line {
  flex: 0 1 80px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.25), transparent);
}

.trust-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 36px;
}

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

@media (min-width: 900px) {
  .trust-grid { grid-template-columns: repeat(5, 1fr); gap: 18px; }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  transition: all 0.25s ease;
}

.trust-item:hover {
  background: rgba(34, 211, 238, 0.04);
  border-color: rgba(34, 211, 238, 0.2);
  transform: translateY(-2px);
}

.trust-item-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(8, 145, 178, 0.15) 0%, rgba(34, 211, 238, 0.05) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal-light);
}

.trust-item-badge {
  flex-shrink: 0;
}

.aws-badge {
  display: inline-block;
  background: linear-gradient(135deg, #FF9900 0%, #FF6F00 100%);
  color: white;
  font-family: 'Sora', sans-serif;
  font-size: 12px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 8px;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 10px rgba(255, 153, 0, 0.25);
}

.trust-item-text {
  flex: 1;
  min-width: 0;
}

.trust-item-title {
  font-family: 'Sora', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  color: white;
  letter-spacing: -0.005em;
  line-height: 1.25;
  margin-bottom: 3px;
}

.trust-item-desc {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.4;
  letter-spacing: 0.005em;
}

/* Industries strip */
.trust-industries {
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}

.trust-industries-label {
  display: inline-block;
  color: var(--teal-light);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.trust-industries-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 14px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  font-weight: 400;
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.5;
}

.trust-industries-dot {
  color: rgba(255, 255, 255, 0.2);
  font-weight: 400;
}

@media (max-width: 640px) {
  .trust-strip { padding: 48px 0 44px; }
  .trust-label { font-size: 11px; gap: 12px; }
  .trust-label-line { flex-basis: 40px; }
  .trust-industries-list { gap: 8px 10px; font-size: 12.5px; }
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services {
  padding: 100px 0;
  background: white;
  position: relative;
}

/* Section header (dùng chung cho các section) */
.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 80px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.22em;
  margin-bottom: 20px;
  text-transform: uppercase;
  position: relative;
}

/* Signature element — đường ngang ngắn trước section label, đồng nhất với brand */
.section-label::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 1.5px;
  background: linear-gradient(90deg, transparent 0%, var(--teal) 50%, transparent 100%);
  vertical-align: middle;
}

/* Khi section-header text-align center, đường này nằm bên cạnh */
.section-header .section-label::before {
  width: 32px;
}

.section-title {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 3.6vw, 3rem);
  font-weight: 600;
  color: var(--navy);
  line-height: 1.18;
  letter-spacing: -0.022em;
  margin-bottom: 24px;
}

.title-accent { color: var(--teal); }

.section-subtitle {
  font-size: 17px;
  color: var(--gray-mid);
  line-height: 1.65;
  max-width: 680px;
  margin: 0 auto;
  font-weight: 400;
}

/* Services grid */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 80px;
}

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

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

/* Service card */
.service-card {
  position: relative;
  padding: 28px 26px;
  background: white;
  border: 1px solid #E5E7EB;
  border-radius: 14px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.service-card:hover {
  border-color: var(--teal);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(8, 145, 178, 0.08), 0 4px 12px rgba(7, 25, 45, 0.04);
}

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

/* Featured card (card đầu tiên) - nổi bật hơn 1 chút */
.service-card-featured {
  background: linear-gradient(135deg, #F0FDFA 0%, #FFFFFF 100%);
  border-color: rgba(8, 145, 178, 0.2);
}

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

/* Service icon */
.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #F0F9FF;
  border-radius: 10px;
  color: var(--teal);
  margin-bottom: 6px;
  transition: all 0.3s ease;
}

.service-icon svg {
  width: 26px;
  height: 26px;
}

.service-card:hover .service-icon {
  background: var(--teal);
  color: white;
  transform: scale(1.05);
}

.service-card-featured .service-icon {
  background: var(--teal);
  color: white;
}

/* Service number */
.service-number {
  position: absolute;
  top: 24px;
  right: 26px;
  font-family: 'Sora', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-mid);
  letter-spacing: 0.05em;
  opacity: 0.4;
}

.service-card:hover .service-number { opacity: 1; color: var(--teal); }

/* Service title */
.service-title {
  font-family: 'Sora', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-top: 2px;
}

/* Service description */
.service-desc {
  font-size: 14px;
  color: var(--gray-mid);
  line-height: 1.6;
  flex: 1;
}

/* Service link */
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--teal);
  font-size: 14px;
  font-weight: 500;
  margin-top: 8px;
  transition: gap 0.2s ease;
}

.service-link svg {
  transition: transform 0.2s ease;
}

.service-card:hover .service-link {
  gap: 10px;
}

.service-card:hover .service-link svg {
  transform: translateX(2px);
}

/* Services CTA at bottom */
.services-cta {
  text-align: center;
  padding: 48px 32px;
  background: var(--gray-light);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

@media (min-width: 768px) {
  .services-cta {
    flex-direction: row;
    justify-content: center;
    text-align: left;
  }
}

.services-cta-text {
  font-size: 18px;
  font-weight: 500;
  color: var(--navy);
  margin: 0;
}

/* ============================================
   WHY PSTEK SECTION
   ============================================ */

.why-pstek {
  position: relative;
  padding: 120px 0;
  background: var(--navy);
  overflow: hidden;
}

/* Infrastructure grid background (signature visual) */
.why-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

/* Section header light variant (cho dark bg) */
.section-header-light {
  position: relative;
  z-index: 1;
}

.section-label-light { color: var(--teal-light); }
.section-title-light { color: white; }

/* Contact section title: nhỏ hơn 20% so với section-title chung để tránh rối mắt
   (clamp 1.6rem→2.4rem = 25.6px→38.4px, vs section-title 2rem→3rem = 32px→48px) */
#contact .section-title {
  font-size: clamp(1.6rem, 2.88vw, 2.4rem);
  line-height: 1.2;
}
.title-accent-light { color: var(--teal-light); }
.section-subtitle-light { color: rgba(255, 255, 255, 0.7); }

/* Stats grid */
.stats-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

.stat-item {
  text-align: center;
  padding: 32px 24px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  transition: all 0.3s ease;
}

.stat-item:hover {
  border-color: rgba(34, 211, 238, 0.3);
  background: rgba(34, 211, 238, 0.04);
  transform: translateY(-4px);
}

.stat-number {
  font-family: 'Sora', sans-serif;
  font-size: 36px;
  font-weight: 600;
  color: var(--teal-light);
  line-height: 1;
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}

.stat-label {
  font-size: 14.5px;
  font-weight: 600;
  color: white;
  margin-bottom: 8px;
  letter-spacing: -0.005em;
}

.stat-sub {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.55;
  font-weight: 400;
}

/* Differentiators */
.differentiators {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 80px;
}

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

.diff-card {
  padding: 36px 32px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.diff-card:hover {
  border-color: rgba(34, 211, 238, 0.3);
  background: rgba(34, 211, 238, 0.03);
  transform: translateY(-2px);
}

.diff-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 12px;
  color: var(--teal-light);
  margin-bottom: 24px;
  transition: all 0.3s ease;
}

.diff-icon svg { width: 32px; height: 32px; }

.diff-card:hover .diff-icon {
  background: var(--teal);
  color: white;
  border-color: var(--teal);
}

.diff-title {
  font-family: 'Sora', sans-serif;
  font-size: 22px;
  font-weight: 600;
  color: white;
  margin-bottom: 12px;
  line-height: 1.3;
}

.diff-desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.65;
}

/* Certifications showcase */
.cert-showcase {
  position: relative;
  z-index: 1;
  padding: 48px 40px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
}

.cert-showcase-header {
  text-align: center;
  margin-bottom: 40px;
}

.cert-showcase-title {
  font-family: 'Sora', sans-serif;
  font-size: 28px;
  font-weight: 600;
  color: white;
  margin-bottom: 12px;
}

.cert-showcase-desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
}

.cert-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

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

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

.cert-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  border-left-width: 3px;
  transition: all 0.2s ease;
}

.cert-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.cert-professional { border-left-color: #EF4444; }
.cert-specialty { border-left-color: #F59E0B; }
.cert-associate { border-left-color: var(--teal); }

.cert-tier {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.cert-professional .cert-tier { color: #EF4444; }
.cert-specialty .cert-tier { color: #F59E0B; }
.cert-associate .cert-tier { color: var(--teal-light); }

.cert-name {
  font-size: 14px;
  font-weight: 500;
  color: white;
}

/* ============================================
   METHODOLOGY SECTION
   ============================================ */

.methodology {
  padding: 120px 0;
  background: white;
  position: relative;
  overflow: hidden;
}

/* Background grid pattern subtle (similar Why PSTEK nhưng cho light bg) */
.methodology::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(8, 145, 178, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8, 145, 178, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.methodology .container {
  position: relative;
  z-index: 1;
}

/* Timeline 5 phases */
.timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 100px;
  position: relative;
}

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

@media (min-width: 1024px) {
  .timeline {
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
  }

  /* Connecting line giữa các phase */
  .timeline::before {
    content: '';
    position: absolute;
    top: 56px; /* center của phase-icon */
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(to right,
      transparent 0%,
      var(--teal) 5%,
      var(--teal) 95%,
      transparent 100%
    );
    z-index: 0;
    opacity: 0.3;
  }
}

/* Phase card */
.phase {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 24px 16px;
  background: white;
  border-radius: 12px;
  transition: all 0.3s ease;
}

.phase:hover {
  transform: translateY(-4px);
}

/* Phase icon - circular with teal color */
.phase-icon {
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  border: 2px solid var(--gray-light);
  border-radius: 50%;
  color: var(--teal);
  margin-bottom: 20px;
  transition: all 0.3s ease;
  position: relative;
}

.phase-icon svg {
  width: 40px;
  height: 40px;
}

.phase:hover .phase-icon {
  background: var(--teal);
  border-color: var(--teal);
  color: white;
  transform: scale(1.05);
  box-shadow: 0 8px 24px rgba(8, 145, 178, 0.2);
}

/* Featured phase (Deploy = phase chính) */
.phase-featured .phase-icon {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--teal-light);
}

.phase-featured:hover .phase-icon {
  background: var(--teal);
  border-color: var(--teal);
  color: white;
}

/* Phase number */
.phase-number {
  font-family: 'Sora', sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.phase-featured .phase-number {
  color: var(--navy);
}

/* Phase title */
.phase-title {
  font-family: 'Sora', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 10px;
  line-height: 1.2;
}

/* Phase description */
.phase-desc {
  font-size: 13px;
  color: var(--gray-mid);
  line-height: 1.55;
}

/* AWS Well-Architected Pillars - compact strip layout */
.pillars {
  padding: 32px 32px 28px;
  background: var(--gray-light);
  border-radius: 14px;
  border: 1px solid #E5E7EB;
}

.pillars-header {
  text-align: center;
  margin-bottom: 22px;
  padding-bottom: 20px;
  border-bottom: 1px solid #E5E7EB;
}

.pillars-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: 0.18em;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.pillars-title {
  font-family: 'Sora', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.01em;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (min-width: 640px) {
  .pillars-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .pillars-grid { grid-template-columns: repeat(6, 1fr); gap: 8px; }
}

.pillar-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: white;
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  color: var(--navy);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: all 0.2s ease;
  line-height: 1.2;
}

.pillar-tag:hover {
  border-color: var(--teal);
  background: #F0F9FF;
}

.pillar-tag svg {
  color: var(--teal);
  flex-shrink: 0;
  width: 16px;
  height: 16px;
}

/* ============================================
   NEWS & INSIGHTS SECTION
   ============================================ */

.news {
  padding: 120px 0;
  background: var(--gray-light);
  position: relative;
}

.news-header {
  margin-bottom: 60px;
}

/* News block (PSTEK Articles, Industry News là 2 block riêng) */
.news-block {
  margin-bottom: 80px;
}

.news-block:last-child {
  margin-bottom: 0;
}

.news-block-header {
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid #E5E7EB;
}

@media (min-width: 768px) {
  .news-block-header {
    flex-direction: row;
    align-items: flex-end;
  }
}

.news-block-info {
  flex: 1;
}

.news-block-title {
  font-family: 'Sora', sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.news-block-desc {
  font-size: 14px;
  color: var(--gray-mid);
}

.news-block-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--teal);
  font-size: 14px;
  font-weight: 500;
  transition: gap 0.2s ease;
}

.news-block-link:hover { gap: 10px; color: var(--teal-dark); }

/* News filters */
.news-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.news-filter {
  padding: 6px 14px;
  background: white;
  border: 1px solid #E5E7EB;
  border-radius: 20px;
  color: var(--gray-mid);
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.news-filter:hover {
  border-color: var(--teal);
  color: var(--teal);
}

.news-filter.news-filter-active {
  background: var(--navy);
  border-color: var(--navy);
  color: white;
}

/* News grid */
.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

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

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

/* News card - basic */
.news-card {
  display: flex;
  flex-direction: column;
  background: white;
  border: 1px solid #E5E7EB;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(7, 25, 45, 0.08);
  border-color: var(--teal);
}

/* News card image (cho PSTEK articles) */
.news-card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 200 / 120;
  overflow: hidden;
  background: var(--navy);
}

.news-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.news-card-placeholder svg {
  width: 100%;
  height: 100%;
  display: block;
}

.news-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  background: rgba(7, 25, 45, 0.8);
  color: var(--teal-light);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  border-radius: 4px;
  backdrop-filter: blur(8px);
  z-index: 1;
}

/* News card content */
.news-card-content {
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
}

/* News card meta (category + date) */
.news-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
}

.news-card-category {
  color: var(--teal);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.news-card-date {
  color: var(--gray-mid);
}

/* News card source tag (cho Industry news) */
.news-card-source-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--gray-light);
  color: var(--navy);
  font-size: 11px;
  font-weight: 600;
  border-radius: 4px;
  align-self: flex-start;
  margin-bottom: 4px;
}

.news-card-source-tag svg { color: var(--teal); }

/* News card title */
.news-card-title {
  font-family: 'Sora', sans-serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.35;
  margin: 4px 0 6px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-excerpt {
  font-size: 13.5px;
  color: var(--gray-mid);
  line-height: 1.55;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* News card footer */
.news-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #F1F5F9;
  font-size: 12px;
}

.news-card-author {
  color: var(--navy);
  font-weight: 500;
}

.news-card-readtime {
  color: var(--gray-mid);
}

.news-card-source-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--teal);
  font-weight: 500;
  transition: color 0.2s ease;
}

.news-card-source-link:hover {
  color: var(--teal-dark);
}

/* Featured news card (article 1 PSTEK - bigger) */
.news-card-featured {
  border-color: rgba(8, 145, 178, 0.3);
  position: relative;
}

.news-card-featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--teal);
  z-index: 2;
}

/* Compact card (cho Industry news - không có image) */
.news-card-compact .news-card-content {
  padding: 24px 22px;
}

.news-card-compact .news-card-title {
  font-size: 16px;
}

/* RSS Loading & Error states */
.rss-loading,
.rss-error {
  text-align: center;
  padding: 60px 24px;
  color: var(--gray-mid);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.rss-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid #E5E7EB;
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.rss-error {
  color: #B91C1C;
}

.rss-error svg {
  color: #B91C1C;
}

/* News sources disclosure (cuối Industry news) */
.news-sources-info {
  margin-top: 32px;
  padding: 16px 20px;
  background: white;
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 12.5px;
  color: var(--gray-mid);
  line-height: 1.55;
}

.news-sources-info svg {
  color: var(--teal);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
  padding: 120px 0;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.contact::after {
  content: '';
  position: absolute;
  top: 30%;
  right: -100px;
  width: 400px;
  height: 400px;
  background: rgba(8, 145, 178, 0.08);
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.contact .container {
  position: relative;
  z-index: 1;
}

/* Contact wrapper - 2 column layout */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 1024px) {
  .contact-wrapper {
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
  }
}

/* ===== Contact Form Block ===== */
.contact-form-block {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 40px;
  backdrop-filter: blur(10px);
}

.contact-form-header {
  margin-bottom: 28px;
}

.contact-form-title {
  font-family: 'Sora', sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: white;
  margin-bottom: 6px;
}

.contact-form-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: white;
  font-family: inherit;
  font-size: 14px;
  transition: all 0.2s ease;
}

.form-input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.form-input:focus {
  outline: none;
  border-color: var(--teal-light);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.1);
}

.form-input:hover:not(:focus) {
  border-color: rgba(255, 255, 255, 0.2);
}

.form-select {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2322D3EE' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-select option {
  background: var(--navy-soft);
  color: white;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
  font-family: inherit;
}

/* Privacy consent */
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(8, 145, 178, 0.05);
  border: 1px solid rgba(8, 145, 178, 0.15);
  border-radius: 8px;
}

.form-consent input[type="checkbox"] {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  accent-color: var(--teal);
  cursor: pointer;
  flex-shrink: 0;
}

.form-consent-label {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
  cursor: pointer;
}

.form-submit {
  align-self: flex-start;
  cursor: pointer;
}

/* Form success message */
.form-success {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 8px;
  color: #34D399;
  font-size: 14px;
  font-weight: 500;
}

/* ===== Contact Info Block ===== */
.contact-info-block {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.info-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 32px;
}

.info-card-title {
  font-family: 'Sora', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: white;
  margin-bottom: 24px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.2s ease;
  text-decoration: none;
  color: inherit;
}

.info-item:last-child {
  border-bottom: none;
}

.info-item:not(.info-item-static):hover {
  transform: translateX(2px);
}

.info-item:not(.info-item-static):hover .info-item-icon {
  background: var(--teal);
  color: white;
}

.info-item-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 8px;
  color: var(--teal-light);
  transition: all 0.2s ease;
}

.info-item-content {
  flex: 1;
  min-width: 0;
}

.info-item-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--teal-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.info-item-value {
  font-size: 14px;
  color: white;
  line-height: 1.5;
}

/* AWS Partner Roadmap card */
.info-card-roadmap {
  background: linear-gradient(135deg, rgba(8, 145, 178, 0.08) 0%, rgba(34, 211, 238, 0.02) 100%);
  border-color: rgba(34, 211, 238, 0.2);
}

.roadmap-header {
  margin-bottom: 20px;
}

.roadmap-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--teal-light);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.info-card-title-dark {
  margin-bottom: 0;
}

.roadmap-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.roadmap-item:last-of-type {
  border-bottom: none;
}

.roadmap-quarter {
  font-family: 'Sora', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--teal-light);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 60px;
}

.roadmap-desc {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.5;
}

.roadmap-note {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.55;
  font-style: italic;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background: #050E1A;
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Footer grid */
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

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

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 48px;
  }
}

/* Footer brand column */
.footer-brand {
  max-width: 360px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 16px;
}

.footer-logo img {
  height: 36px;
  width: auto;
}

.footer-logo-text {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 21px;
  color: white;
  letter-spacing: -0.015em;
}

.footer-tagline {
  font-size: 13px;
  color: var(--teal-light);
  font-weight: 500;
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.footer-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.5);
}

/* Footer columns */
.footer-col-title {
  font-family: 'Sora', sans-serif;
  font-size: 12.5px;
  font-weight: 600;
  color: white;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-links a {
  display: block;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s ease;
  line-height: 1.4;
  padding: 5px 0;
}

.footer-links a:hover {
  color: var(--teal-light);
}

/* Footer contact */
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.45;
  padding: 5px 0;
}

.footer-contact li svg {
  color: var(--teal-light);
  flex-shrink: 0;
  margin-top: 4px;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s ease;
}

.footer-contact a:hover {
  color: var(--teal-light);
}

/* Footer social */
.footer-social {
  display: flex;
  gap: 8px;
}

.social-link {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.2s ease;
}

.social-link:hover {
  background: var(--teal);
  border-color: var(--teal);
  color: white;
  transform: translateY(-2px);
}

/* Footer compliance row */
.footer-compliance {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

@media (min-width: 768px) {
  .footer-compliance {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.compliance-label {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.15em;
}

.compliance-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.compliance-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
}

.compliance-badge svg {
  color: var(--teal-light);
}

/* Footer bottom bar */
.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
  padding-top: 24px;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-copyright {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.footer-legal a {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: var(--teal-light);
}

.footer-divider {
  color: rgba(255, 255, 255, 0.2);
}


/* ============================================================
   COMMITMENT SECTION (PSTEK transparency commitments)
   ============================================================ */
.commitment {
  padding: 100px 0;
  background: var(--gray-light);
  position: relative;
  overflow: hidden;
}

.commitment-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

@media (max-width: 768px) {
  .commitment-grid { grid-template-columns: 1fr; }
}

.commitment-card {
  position: relative;
  padding: 36px 32px 32px;
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 14px;
  transition: all 0.25s ease;
}

.commitment-card:hover {
  border-color: rgba(8, 145, 178, 0.3);
  box-shadow: 0 8px 24px rgba(8, 145, 178, 0.08);
  transform: translateY(-2px);
}

.commitment-num {
  position: absolute;
  top: 20px;
  right: 28px;
  font-family: 'Sora', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1.2px rgba(8, 145, 178, 0.25);
  text-stroke: 1.2px rgba(8, 145, 178, 0.25);
  letter-spacing: -0.04em;
  line-height: 1;
}

.commitment-title {
  font-family: 'Sora', sans-serif;
  font-size: 19px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  max-width: 80%;
}

.commitment-desc {
  font-size: 15px;
  color: var(--gray-mid);
  line-height: 1.6;
  margin: 0;
}

.commitment-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 22px;
  background: rgba(34, 211, 238, 0.06);
  border-left: 3px solid var(--teal);
  border-radius: 6px;
  margin-top: 32px;
}

.commitment-note svg {
  flex-shrink: 0;
  color: var(--teal);
  margin-top: 2px;
}

.commitment-note p {
  font-size: 14px;
  color: var(--gray-mid);
  line-height: 1.55;
  margin: 0;
  font-style: italic;
}