:root {
  --brand-ink: #0e2438;
  --brand-blue: #0e4a7f;
  --brand-cyan: #0f8ec7;
  --brand-mist: #eef5fb;
  --brand-white: #ffffff;
  --brand-text: #1c2f42;
  --brand-muted: #5e7287;
}

body {
  font-family: "Noto Sans TC", sans-serif;
  color: var(--brand-text);
}

h1,
h2,
h3,
h4,
h5,
h6,
.navbar-brand,
.hero-kicker,
.security-badge strong {
  font-family: "Space Grotesk", "Noto Sans TC", sans-serif;
}

p {
  color: var(--brand-muted);
  line-height: 1.8;
}

#main-nav {
  background: linear-gradient(120deg, rgba(7, 24, 41, 0.75), rgba(14, 74, 127, 0.45));
}

#main-nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(14, 36, 56, 0.08);
  backdrop-filter: blur(8px);
}

#main-nav .container {
  padding: 20px;
}

.navbar-brand,
.navbar-brand:hover,
.navbar-brand:focus {
  font-size: 24px;
  line-height: 1.05;
  letter-spacing: 0.02em;
}

.navbar-brand span {
  font-size: 18px;
}

#main-nav .nav a,
#main-nav .nav a:active,
#main-nav .nav a:hover {
  font-size: 15px;
  line-height: 46px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

header.jumbotron {
  min-height: 0;
  padding-top: 106px;
  padding-bottom: 12px;
}

.jumbotron .message-box {
  width: 100%;
  margin: 34px auto 0 !important;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 40px 90px rgba(7, 24, 41, 0.25);
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.95), rgba(232, 243, 252, 0.9));
  padding: 50px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 30px;
  align-items: center;
}

.hero-grid > * {
  min-width: 0;
}

.jumbotron .hero-slider.right-col {
  float: none;
  width: 100%;
  text-align: left;
}

.jumbotron .container {
  padding-top: 0;
}

.hero-kicker {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-cyan);
}

.hero-copy h1 {
  margin: 0 0 16px;
  font-size: 54px;
  line-height: 1.1;
  font-weight: 700;
  text-transform: none;
  color: var(--brand-ink);
}

.hero-summary {
  margin-bottom: 28px;
  font-size: 20px;
  line-height: 1.7;
  max-width: 96%;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions .btn-theme.transparent {
  color: var(--brand-blue);
  border-color: rgba(14, 74, 127, 0.35);
  background: rgba(255, 255, 255, 0.4);
}

.hero-actions .btn-theme.transparent:hover {
  color: #fff;
  border-color: var(--brand-blue);
  background: var(--brand-blue);
}

.hero-slider {
  width: 100%;
}

.jumbotron .hero-slider p {
  margin: 0;
  font-size: clamp(34px, 4.2vw, 58px);
  line-height: 1;
  text-transform: uppercase;
  color: var(--brand-blue);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.btn-theme {
  background: linear-gradient(120deg, var(--brand-blue), var(--brand-cyan));
  border-radius: 999px;
  padding: 13px 34px;
  font-size: 16px;
  letter-spacing: 0.02em;
  font-weight: 700;
  text-transform: none;
  box-shadow: 0 14px 26px rgba(15, 142, 199, 0.35);
}

.btn-theme:hover,
.btn-theme:focus {
  background: linear-gradient(120deg, #1360a0, #18a3e1);
}

.trust-strip {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.trust-item {
  padding: 16px;
  border-radius: 14px;
  background: rgba(14, 36, 56, 0.72);
  color: var(--brand-white);
}

.trust-item strong {
  display: block;
  font-size: 15px;
  letter-spacing: 0.02em;
}

.trust-item span {
  display: block;
  margin-top: 6px;
  opacity: 0.84;
  font-size: 13px;
}

#services,
#skills,
.security-section {
  padding: 90px 0;
}

#about {
  padding: 90px 0;
  background: linear-gradient(140deg, rgba(11, 65, 110, 0.95), rgba(6, 31, 54, 0.95));
}

.section-title {
  margin-bottom: 16px;
}

.section-title span {
  font-size: 100%;
}

.section-title [class*=fa] {
  position: static;
  display: block;
  margin: 0 auto 10px;
  font-size: 40px;
  line-height: 1;
  color: rgba(15, 142, 199, 0.35) !important;
  transform: none !important;
}

#contact .section-title [class*=fa] {
  color: #8aaad9 !important;
}

.section-lead {
  text-align: center;
  margin-bottom: 44px;
  font-size: 20px;
}

.service-grid .col-md-6,
#skills .col-sm-6,
#about .col-md-6 {
  margin-bottom: 24px;
}

.service-grid [class*="col-"] {
  margin-bottom: 24px;
}

.solution-card,
.industry-card,
.value-block {
  height: 100%;
  border-radius: 18px;
  padding: 26px;
}

.solution-card {
  background: #fff;
  box-shadow: 0 20px 40px rgba(14, 36, 56, 0.1);
  border: 1px solid rgba(14, 74, 127, 0.08);
}

.solution-card i {
  font-size: 30px;
  color: var(--brand-cyan);
}

.solution-card h2 {
  margin: 12px 0;
  font-size: 24px;
  text-transform: none;
  color: var(--brand-ink);
}

.solution-card p {
  margin: 0;
  font-size: 16px;
}

.fit-note {
  margin-top: 10px;
  text-align: center;
  font-size: 17px;
  color: var(--brand-blue);
  font-weight: 500;
}

#about .section-title,
#about .section-title [class*=fa] {
  color: #fff;
}

#about .section-title [class*=fa],
.security-section .section-title [class*=fa] {
  color: rgba(166, 214, 245, 0.45) !important;
}

.value-block {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(2px);
}

.value-block h2 {
  font-size: 26px;
  line-height: 1.35;
  margin-top: 0;
  text-transform: none;
  color: #fff;
}

.value-block p {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 17px;
}

.industry-section {
  background: linear-gradient(180deg, #fff, var(--brand-mist));
}

.industry-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(14, 74, 127, 0.1);
  box-shadow: 0 10px 26px rgba(14, 36, 56, 0.08);
}

.industry-card h2 {
  margin-top: 0;
  text-transform: none;
  font-size: 23px;
  color: var(--brand-ink);
}

.industry-card p {
  margin: 0;
  font-size: 16px;
}

.scenario-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--brand-cyan);
}

.scenario-link:before {
  content: "→ ";
}

.process-section {
  background: #fff;
  padding: 90px 0;
}

.process-card {
  height: 100%;
  border: 1px solid rgba(14, 74, 127, 0.12);
  border-radius: 16px;
  background: #f7fbff;
  padding: 24px;
}

.process-card strong {
  display: inline-flex;
  width: 30px;
  height: 30px;
  align-items: center;
  justify-content: center;
  border-radius: 99px;
  background: var(--brand-blue);
  color: #fff;
  font-size: 14px;
}

.process-card h2 {
  margin: 12px 0 8px;
  font-size: 22px;
  text-transform: none;
  color: var(--brand-ink);
}

.process-card p {
  margin: 0;
}

.modules-section {
  padding: 90px 0;
  background: var(--brand-mist);
}

.pricing-section {
  padding: 90px 0;
  background: linear-gradient(140deg, #0a2a45 0%, #0e3a5f 100%);
}

.pricing-section [class*="col-"] {
  margin-bottom: 16px;
}

.pricing-section .section-title,
.pricing-section .section-title span {
  color: #fff;
}

.pricing-section .section-title [class*=fa] {
  color: rgba(166, 214, 245, 0.55) !important;
}

.pricing-card {
  height: 100%;
  border-radius: 18px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
}

.pricing-box {
  height: 100%;
  border-radius: 18px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
}

.pricing-box.featured {
  border-color: rgba(127, 208, 255, 0.55);
  background: linear-gradient(170deg, rgba(127, 208, 255, 0.24), rgba(255, 255, 255, 0.1));
  box-shadow: 0 20px 38px rgba(0, 0, 0, 0.28);
}

.pricing-card h2 {
  margin: 0 0 8px;
  font-size: 28px;
  text-transform: none;
  color: #fff;
}

.pricing-box h2 {
  margin: 0 0 8px;
  font-size: 28px;
  text-transform: none;
  color: #fff;
}

.pricing-tag {
  display: inline-block;
  margin-left: 0;
  margin-top: 8px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.2;
  font-weight: 600;
  color: #d7f0ff;
  border: 1px solid rgba(127, 208, 255, 0.6);
  background: rgba(127, 208, 255, 0.16);
  vertical-align: top;
}

.pricing-sub {
  margin: 0 0 16px;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.8);
}

.pricing-card p {
  color: rgba(255, 255, 255, 0.88);
}

.pricing-box p {
  color: rgba(255, 255, 255, 0.88);
}

.pricing-price {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: #7fd0ff;
  line-height: 1.45;
  white-space: nowrap;
}

.pricing-note {
  margin-top: 26px;
  padding: 22px 24px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
}

.pricing-note p {
  margin: 0 0 8px;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
}

.pricing-note p:last-child {
  margin-bottom: 0;
}

.final-cta {
  padding: 90px 0;
  background: linear-gradient(140deg, rgba(11, 65, 110, 0.95), rgba(6, 31, 54, 0.95));
}

.final-cta .section-title,
.final-cta .section-lead {
  color: #fff;
}

.security-section {
  background: #091c2d;
  color: #fff;
}

.security-section .section-title,
.security-section .section-title [class*=fa],
.security-section p {
  color: #fff;
}

.security-row {
  display: flex;
  align-items: center;
}

.security-badge {
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  padding: 24px;
}

.security-badge span {
  display: block;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

.security-badge strong {
  display: block;
  margin: 6px 0;
  font-size: 40px;
  line-height: 1;
}

.security-badge small {
  font-size: 14px;
  opacity: 0.8;
}

#contact .contact-info address,
#contact .contact-info p {
  font-size: 19px;
  line-height: 1.9;
}

#contact .contact-info a,
#contact .contact-info span {
  color: #fff;
}

#contact-form .form-control {
  font-size: 22px;
  line-height: 1.5;
  border-radius: 12px;
}

#contact-form textarea.form-control {
  font-size: 21px;
}

#contact-form .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

#contact-form .contact-actions .btn {
  margin: 0;
}

#contact-form .contact-actions .btn-theme {
  padding: 13px 26px;
  font-size: 24px;
  min-width: 260px;
  text-align: center;
}

#contact-form .line-consult-btn {
  color: #fff;
  border: none;
  background: linear-gradient(120deg, #1fca6e, #10aa54);
  box-shadow: 0 10px 20px rgba(16, 170, 84, 0.28);
}

#contact-form .line-consult-btn:hover,
#contact-form .line-consult-btn:focus {
  color: #fff;
  background: linear-gradient(120deg, #20d472, #10b95a);
}

#main-footer {
  padding: 40px 0;
}

#main-footer .small-logo a,
#main-footer .footer-nav a,
#main-footer p,
#main-footer a {
  color: var(--brand-blue);
}

#main-footer .small-logo .iso-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  color: #0e4a7f;
  border: 1px solid rgba(14, 74, 127, 0.28);
  background: rgba(14, 74, 127, 0.08);
  vertical-align: middle;
}

.floating-consult {
  position: fixed;
  right: 18px;
  bottom: 44px;
  z-index: 9999;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 14px;
  border-radius: 16px;
  background: linear-gradient(120deg, #1fca6e, #10aa54);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  box-shadow: 0 12px 24px rgba(16, 170, 84, 0.36);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  animation: consult-enter 0.7s cubic-bezier(0.2, 0.85, 0.3, 1) both 0.15s;
}

.floating-consult:hover,
.floating-consult:focus {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(16, 170, 84, 0.42);
}

.floating-consult i {
  font-size: 24px;
}

.floating-consult.scroll-nudge {
  animation: consult-nudge 0.5s ease;
}

@keyframes consult-enter {
  0% {
    opacity: 0;
    transform: translateY(-28px) scale(0.92);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes consult-nudge {
  0% {
    transform: translateY(0);
  }
  35% {
    transform: translateY(-6px);
  }
  100% {
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .floating-consult {
    animation: none !important;
  }

  .floating-consult.scroll-nudge {
    animation: none !important;
  }
}

@media (max-width: 1199px) {
  .hero-copy h1 {
    font-size: 48px;
  }

  .jumbotron .hero-slider p {
    font-size: 52px;
  }
}

@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    font-size: 42px;
  }

  .hero-summary {
    max-width: 100%;
    font-size: 18px;
  }

  .jumbotron .hero-slider p {
    font-size: 44px;
  }

  .trust-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .security-row {
    display: block;
  }

  .security-badge {
    margin-top: 20px;
  }
}

@media (max-width: 768px) {
  #main-nav,
  #main-nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
  }

  #main-nav .navbar-brand,
  #main-nav.scrolled .navbar-brand {
    color: var(--brand-blue);
    font-size: 21px;
  }

  #main-nav .navbar-brand span {
    font-size: 14px;
  }

  header.jumbotron {
    min-height: auto;
    padding-top: 86px;
    padding-bottom: 10px;
  }

  .jumbotron .message-box {
    margin-top: 16px !important;
    border-radius: 18px;
    padding: 26px;
  }

  .hero-kicker {
    font-size: 12px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-copy h1 {
    font-size: 30px;
  }

  .jumbotron .hero-slider p {
    font-size: 36px;
  }

  .trust-strip {
    grid-template-columns: 1fr;
    margin-top: 16px;
  }

  #services,
  #about,
  #skills,
  .security-section,
  #contact {
    padding: 64px 0;
  }

  .section-lead {
    font-size: 17px;
  }

  .section-title [class*=fa] {
    font-size: 30px;
    margin-bottom: 8px;
  }

  .solution-card,
  .industry-card,
  .value-block,
  .process-card {
    padding: 22px;
  }

  .service-grid [class*="col-"],
  #about .row > [class*="col-"],
  #skills .row > [class*="col-"],
  .process-grid > [class*="col-"],
  .pricing-section .row > [class*="col-"] {
    margin-bottom: 12px;
  }

  .pricing-card {
    padding: 22px;
  }

  .pricing-box {
    padding: 22px;
  }

  .pricing-price {
    font-size: 17px;
  }

  .floating-consult {
    right: 12px;
    bottom: 28px;
    padding: 10px 12px;
    font-size: 11px;
  }

  .floating-consult i {
    font-size: 22px;
  }

  #main-footer .small-logo .iso-badge {
    display: block;
    width: fit-content;
    margin: 8px auto 0;
    font-size: 11px;
  }

  #contact-form .form-control {
    font-size: 18px;
  }

  #contact-form .contact-actions {
    flex-direction: column;
    align-items: stretch;
  }

  #contact-form .contact-actions .btn {
    width: 100%;
    text-align: center;
    min-width: 0;
  }
}