/* ============================================================
   旭祐科技官網 — app.css
   色彩系統：深藍海軍 + 金銅色 accent，傳遞信任與專業
   ============================================================ */

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

:root {
  /* Brand Colors */
  --navy:        #0D2340;
  --navy-mid:    #183760;
  --navy-light:  #1E4A82;
  --gold:        #B8892A;
  --gold-light:  #D4A84B;
  --gold-pale:   #F5EDD8;

  /* Neutrals */
  --white:       #FFFFFF;
  --off-white:   #F8F7F4;
  --gray-100:    #F1EFE9;
  --gray-200:    #E2DED4;
  --gray-400:    #A09E97;
  --gray-600:    #6B6963;
  --gray-800:    #2C2B28;
  --black:       #111110;

  /* Semantic */
  --success:     #1A6B3C;
  --danger:      #891F1F;

  /* Typography */
  --font-serif:  'Noto Serif TC', 'Georgia', serif;
  --font-sans:   'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;

  /* Spacing */
  --section-py:  5rem;
  --container:   1180px;

  /* Misc */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   14px;
  --shadow-card: 0 2px 16px rgba(13, 35, 64, 0.08);
  --shadow-hover:0 6px 32px rgba(13, 35, 64, 0.15);
  --trans:       0.25s ease;
}

/* ── Base ───────────────────────────────────────────────────── */
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--navy-light); }

img, svg { display: block; max-width: 100%; }
ul { list-style: none; }

strong { font-weight: 700; }

/* ── Container ──────────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ── Section Base ───────────────────────────────────────────── */
.section { padding-block: var(--section-py); }
.section--alt { background: var(--off-white); }

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.section-header--split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  text-align: left;
  margin-bottom: 2rem;
}
.section-eyebrow {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .5rem;
}
.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
}
.section-desc {
  margin-top: .75rem;
  color: var(--gray-600);
  font-size: 1.05rem;
  max-width: 600px;
  margin-inline: auto;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: .95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--trans);
  border: 1.5px solid transparent;
  text-align: center;
  white-space: nowrap;
}
.btn--primary {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.btn--primary:hover {
  background: var(--navy-light);
  border-color: var(--navy-light);
  color: var(--white);
}
.btn--ghost {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn--ghost:hover {
  background: var(--navy);
  color: var(--white);
}
.btn--outline {
  background: transparent;
  color: var(--navy-light);
  border-color: var(--navy-light);
}
.btn--outline:hover {
  background: var(--navy-light);
  color: var(--white);
}
.btn--white {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}
.btn--white:hover { background: var(--gold-pale); }
.btn--white-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.5);
}
.btn--white-ghost:hover { border-color: var(--white); }
.btn--sm { padding: .5rem 1.25rem; font-size: .875rem; }
.btn--full { width: 100%; justify-content: center; }

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid transparent;
  transition: border-color var(--trans), box-shadow var(--trans);
}
.navbar.scrolled {
  border-bottom-color: var(--gray-200);
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}
.navbar__inner {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 2rem;
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-shrink: 0;
}
.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}
.logo-icon {
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-icon--sm { width: 32px; height: 32px; font-size: 1rem; }
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-text strong {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--navy);
}
.logo-text small {
  font-size: .7rem;
  color: var(--gray-400);
  letter-spacing: .05em;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: .25rem;
  margin-left: auto;
}
.nav-link {
  padding: .5rem .875rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  color: var(--gray-600);
  transition: all var(--trans);
}
.nav-link:hover, .nav-link.active {
  color: var(--navy);
  background: var(--gray-100);
}
.nav-link--cta {
  background: var(--navy);
  color: var(--white) !important;
  padding: .5rem 1.25rem;
  margin-left: .5rem;
}
.nav-link--cta:hover { background: var(--navy-light); }

.navbar__hamburger {
  display: none;
  margin-left: auto;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
}
.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--trans);
}
.navbar__hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__hamburger.is-open span:nth-child(2) { opacity: 0; }
.navbar__hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.navbar__mobile {
  display: none;
  flex-direction: column;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  padding: .75rem 0;
}
.navbar__mobile.is-open { display: flex; }
.mobile-link {
  padding: .75rem 1.5rem;
  font-size: .95rem;
  color: var(--gray-800);
  border-bottom: 1px solid var(--gray-100);
}
.mobile-link--cta {
  color: var(--navy);
  font-weight: 700;
  border-bottom: none;
}

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  background: var(--navy);
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(184,137,42,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184,137,42,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.hero__bg-pattern::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 70% 50%, rgba(30, 74, 130, .4) 0%, transparent 70%);
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-block: 5rem;
  position: relative;
  z-index: 1;
}
.hero__eyebrow {
  font-size: .75rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 1.25rem;
}
.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 1.5rem;
}
.hero__title em {
  font-style: normal;
  color: var(--gold-light);
}
.hero__desc {
  color: rgba(255,255,255,.7);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 480px;
}
.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Hero Visual */
.hero__visual {
  position: relative;
  height: 360px;
}
.hero__card {
  position: absolute;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .25rem;
  animation: floatCard 6s ease-in-out infinite;
}
.hero__card--1 { top: 20px; right: 20px; animation-delay: 0s; }
.hero__card--2 { top: 50%; left: 0; transform: translateY(-50%); animation-delay: -2s; }
.hero__card--3 { bottom: 20px; right: 60px; animation-delay: -4s; }

.card-num {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1;
}
.card-num small { font-size: 1.25rem; }
.card-label {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  letter-spacing: .05em;
}

.hero__seal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: rgba(255,255,255,.15);
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.hero__card--2 {
  animation-name: floatCard2;
}
@keyframes floatCard2 {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(calc(-50% - 10px)); }
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.hero__scroll-hint span {
  display: block;
  width: 2px;
  height: 18px;
  background: rgba(255,255,255,.3);
  border-radius: 1px;
  animation: scrollHint 1.6s ease-in-out infinite;
}
.hero__scroll-hint span:nth-child(2) { animation-delay: .3s; }
@keyframes scrollHint {
  0%, 100% { opacity: .3; transform: scaleY(1); }
  50% { opacity: .8; transform: scaleY(1.4); }
}

/* ── Clients Strip ──────────────────────────────────────────── */
.clients {
  background: var(--off-white);
  border-bottom: 1px solid var(--gray-200);
  padding-block: 1.5rem;
}
.clients__label {
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: .75rem;
  text-align: center;
}
.clients__list {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: .5rem 1rem;
  font-size: .9rem;
  color: var(--gray-600);
  font-weight: 500;
}
.clients__list .sep { color: var(--gray-200); }

/* ── Services Grid ──────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--trans);
}
.service-card:hover {
  border-color: var(--navy-light);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.service-card__icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  background: var(--navy);
  margin-bottom: 1.25rem;
  position: relative;
}
.service-card__icon::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--gold-light);
  clip-path: polygon(30% 20%, 70% 20%, 80% 50%, 70% 80%, 30% 80%, 20% 50%);
  opacity: .7;
}
.service-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .5rem;
}
.service-card p {
  font-size: .9rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ── Stats Band ─────────────────────────────────────────────── */
.stats-band {
  background: var(--navy);
  padding-block: 4rem;
}
.stats-band__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.stat-item { color: var(--white); }
.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1;
  margin-bottom: .5rem;
}
.stat-num sup { font-size: 1.25rem; vertical-align: super; }
.stat-label {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  letter-spacing: .05em;
}

/* ── Cases Grid (Home Preview) ──────────────────────────────── */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.case-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--trans);
  position: relative;
  overflow: hidden;
}
.case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--navy), var(--gold));
}
.case-card:hover { box-shadow: var(--shadow-hover); }
.case-card__year {
  font-size: .75rem;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: .1em;
  margin-bottom: .5rem;
}
.case-card__org {
  font-size: .85rem;
  color: var(--gray-600);
  margin-bottom: .375rem;
}
.case-card__title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .875rem;
  line-height: 1.4;
}
.case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .375rem;
}

/* ── Tags ───────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  padding: .2rem .65rem;
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 500;
  background: var(--gray-100);
  color: var(--gray-600);
  border: 1px solid var(--gray-200);
}
.tag--national { background: #EEF4FB; color: #1A4A82; border-color: #C0D4EE; }
.tag--gov      { background: #FBF5EC; color: #7A4E10; border-color: #EDD9A3; }
.tag--local    { background: #EEF8F2; color: #1A5C35; border-color: #A7D9BA; }

/* ── CTA Band ───────────────────────────────────────────────── */
.cta-band {
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
  padding-block: 4rem;
}
.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-band__inner h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--white);
  margin-bottom: .5rem;
}
.cta-band__inner p {
  color: rgba(255,255,255,.65);
}
.cta-band__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ── Page Hero ──────────────────────────────────────────────── */
.page-hero {
  background: var(--navy);
  padding-block: 4rem 3.5rem;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(184,137,42,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184,137,42,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.page-hero--about { padding-bottom: 4rem; }
.page-hero__inner { position: relative; z-index: 1; }
.page-hero__eyebrow {
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: .75rem;
}
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--white);
  margin-bottom: .875rem;
}
.page-hero p {
  color: rgba(255,255,255,.65);
  font-size: 1.05rem;
  max-width: 600px;
}

/* ── About ──────────────────────────────────────────────────── */
.about-intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about-intro__text h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--navy);
  margin-bottom: 1rem;
}
.about-intro__text p { margin-bottom: 1rem; color: var(--gray-600); }
.about-intro__values { display: flex; flex-direction: column; gap: 1.5rem; }
.value-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.value-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  background: var(--navy);
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.value-item h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .25rem;
}
.value-item p { font-size: .9rem; color: var(--gray-600); }

/* Timeline */
.timeline {
  position: relative;
  max-width: 720px;
  margin-inline: auto;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 5rem;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--gray-200);
}
.timeline__item {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
  position: relative;
}
.timeline__item::after {
  content: '';
  position: absolute;
  left: calc(5rem - 5px);
  top: .375rem;
  width: 10px; height: 10px;
  background: var(--gold);
  border-radius: 50%;
  border: 2px solid var(--white);
}
.timeline__year {
  text-align: right;
  font-size: .875rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .05em;
  padding-top: .2rem;
}
.timeline__body h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .375rem;
}
.timeline__body p { font-size: .9rem; color: var(--gray-600); }

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.team-card {
  text-align: center;
  padding: 2rem 1.25rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  background: var(--white);
  transition: all var(--trans);
}
.team-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.team-avatar {
  width: 56px; height: 56px;
  background: var(--navy);
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}
.team-card h3 {
  font-family: var(--font-serif);
  font-size: .95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .5rem;
}
.team-card p { font-size: .85rem; color: var(--gray-600); }

/* ── Service Category Header ────────────────────────────────── */
.service-category-header {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--gray-200);
}
.service-category-num {
  flex-shrink: 0;
  width: 52px; height: 52px;
  background: var(--navy);
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-category-header h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--navy);
  margin-bottom: .375rem;
}
.service-category-header > div > p {
  color: var(--gray-600);
  font-size: .975rem;
}

/* ── IT Systems Grid ─────────────────────────────────────────── */
.it-systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.it-system-card {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: all var(--trans);
}
.it-system-card:hover {
  border-color: var(--navy-light);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}
.it-system-card__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  width: 2.25rem;
  text-align: center;
  line-height: 1;
  margin-top: .1rem;
}
.it-system-card h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .3rem;
}
.it-system-card p {
  font-size: .825rem;
  color: var(--gray-600);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .it-systems-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .it-systems-grid { grid-template-columns: 1fr; }
  .service-category-header { gap: 1rem; }
  .service-category-num { width: 40px; height: 40px; font-size: 1.125rem; }
}

/* ── Services Detail ────────────────────────────────────────── */
.service-detail-block {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2.5rem;
  padding-block: 3rem;
  border-bottom: 1px solid var(--gray-200);
  align-items: start;
}
.service-detail-block:last-child { border-bottom: none; }
.service-detail-block__num {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--gray-200);
  line-height: 1;
  user-select: none;
}
.service-detail-block__content h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--navy);
  margin-bottom: .875rem;
}
.service-detail-block__content > p {
  color: var(--gray-600);
  margin-bottom: 1.25rem;
}
.service-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .5rem .75rem;
}
.service-list li {
  font-size: .9rem;
  color: var(--gray-800);
  padding-left: 1.25rem;
  position: relative;
}
.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .6em;
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
}

/* Flow Steps */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.flow-step {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--trans);
  position: relative;
}
.flow-step:hover { box-shadow: var(--shadow-card); border-color: var(--navy-light); }
.flow-step__num {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--gold);
  background: var(--gold-pale);
  padding: .2rem .6rem;
  border-radius: 100px;
  margin-bottom: .75rem;
}
.flow-step h3 {
  font-family: var(--font-serif);
  font-size: .95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .375rem;
}
.flow-step p { font-size: .825rem; color: var(--gray-600); line-height: 1.5; }

/* ── Cases Full Page ────────────────────────────────────────── */
.cases-filter {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.filter-btn {
  padding: .45rem 1.25rem;
  border-radius: 100px;
  border: 1.5px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-600);
  font-size: .875rem;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--trans);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.cases-table-wrap { overflow-x: auto; }
.cases-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}
.cases-table thead tr {
  background: var(--navy);
  color: var(--white);
}
.cases-table th {
  padding: .875rem 1rem;
  text-align: left;
  font-weight: 500;
  font-size: .85rem;
  letter-spacing: .03em;
}
.cases-table tbody tr {
  border-bottom: 1px solid var(--gray-100);
  transition: background var(--trans);
}
.cases-table tbody tr:hover { background: var(--off-white); }
.cases-table td {
  padding: .875rem 1rem;
  color: var(--gray-800);
  vertical-align: middle;
}
.td-year { color: var(--gold); font-weight: 700; font-size: .825rem; }
.td-services { font-size: .825rem; color: var(--gray-600); }

.cases-note {
  margin-top: 1.5rem;
  font-size: .825rem;
  color: var(--gray-400);
  text-align: center;
}

/* ── Contact Page ───────────────────────────────────────────── */
.contact-section__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}
.contact-info h2,
.contact-form-wrap h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--navy);
  margin-bottom: 1.75rem;
}
.contact-info__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--gray-100);
}
.contact-info__item:last-child { border-bottom: none; }
.contact-icon { font-size: 1.125rem; flex-shrink: 0; margin-top: .2rem; }
.contact-info__item h4 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: .375rem;
}
.contact-info__item p { font-size: .9rem; color: var(--gray-600); margin-bottom: .2rem; }
.contact-info__item a { color: var(--navy-light); }
.contact-info__item a:hover { text-decoration: underline; }
.text-muted { color: var(--gray-400) !important; font-size: .825rem !important; }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.form-group { display: flex; flex-direction: column; gap: .375rem; }
.form-group label {
  font-size: .875rem;
  font-weight: 500;
  color: var(--gray-800);
}
.required { color: var(--danger); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: .6875rem .875rem;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: .925rem;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color var(--trans);
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--navy-light);
  box-shadow: 0 0 0 3px rgba(30,74,130,.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-error { font-size: .8rem; color: var(--danger); }

.alert--success {
  background: #EEF8F2;
  color: #1A5C35;
  border: 1px solid #A7D9BA;
  border-radius: var(--radius-md);
  padding: .875rem 1rem;
  font-size: .9rem;
  margin-bottom: 1.25rem;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,.7);
  padding-top: 4rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer__brand .logo-icon { margin-bottom: .875rem; }
.footer__company {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: .375rem;
}
.footer__tagline { font-size: .8rem; color: rgba(255,255,255,.4); }
.footer__col h4 {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 1rem;
}
.footer__col ul { display: flex; flex-direction: column; gap: .5rem; }
.footer__col a {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  transition: color var(--trans);
}
.footer__col a:hover { color: var(--white); }
.footer__contact address { font-style: normal; }
.footer__contact p { font-size: .875rem; margin-bottom: .5rem; }
.footer__contact a { color: rgba(255,255,255,.7); }
.footer__contact a:hover { color: var(--gold-light); }

.footer__bottom {
  padding-block: 1.25rem;
  background: rgba(0,0,0,.15);
}
.footer__bottom p {
  font-size: .8rem;
  color: rgba(255,255,255,.35);
  text-align: center;
}

/* ── Utilities ──────────────────────────────────────────────── */
.text-center { text-align: center; }
.mt-lg { margin-top: 2.5rem; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-steps { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-band__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; row-gap: 2rem; }
}

@media (max-width: 768px) {
  :root { --section-py: 3.5rem; }

  .navbar__links { display: none; }
  .navbar__hamburger { display: flex; }

  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__desc { margin-inline: auto; }
  .hero__actions { justify-content: center; }
  .hero__visual { display: none; }

  .services-grid { grid-template-columns: 1fr; }
  .about-intro__grid { grid-template-columns: 1fr; gap: 2rem; }
  .timeline::before { left: 3.5rem; }
  .timeline__item { grid-template-columns: 3.5rem 1fr; gap: 1.5rem; }
  .timeline__item::after { left: calc(3.5rem - 5px); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: 1fr; }
  .cta-band__inner { flex-direction: column; text-align: center; }
  .cta-band__actions { justify-content: center; }
  .service-detail-block { grid-template-columns: 1fr; gap: 1rem; }
  .service-detail-block__num { font-size: 2rem; }
  .service-list { grid-template-columns: 1fr; }
  .flow-steps { grid-template-columns: 1fr; }
  .contact-section__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .stats-band__grid { grid-template-columns: repeat(2, 1fr); }
}