/* =============================================
   HK-INTERIM — Brand Stylesheet
   HRIT Implementation Specialist
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --sage:        #A7C4A0;
  --sage-light:  #E6EFE9;
  --sage-pale:   #F1FAEF;
  --near-black:  #03110B;
  --warm-grey:   #564E52;
  --white:       #FFFFFF;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', sans-serif;

  --radius: 4px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 2px 24px rgba(3,17,11,0.08);
  --shadow-lg: 0 8px 48px rgba(3,17,11,0.14);
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--near-black);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ============ NAVIGATION ============ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(167,196,160,0.3);
  transition: var(--transition);
}
.nav.scrolled {
  background: rgba(255,255,255,0.99);
  box-shadow: var(--shadow);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.nav-logo { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.nav-logo img { height: 44px; width: auto; }
.nav-logo-text { font-family: var(--font-body); font-size: 1rem; font-weight: 600; color: var(--near-black); letter-spacing: 0.02em; line-height: 1.2; }
.nav-logo-text span { display: block; font-size: 0.65rem; font-weight: 400; letter-spacing: 0.1em; text-transform: uppercase; color: var(--warm-grey); }
.nav-links {
  display: flex; align-items: center; gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.875rem; font-weight: 500; letter-spacing: 0.04em;
  color: var(--near-black); opacity: 0.75;
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0; right: 0;
  height: 1.5px; background: var(--sage);
  transform: scaleX(0); transform-origin: left;
  transition: var(--transition);
}
.nav-links a:hover { opacity: 1; }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a.active { opacity: 1; }
.nav-links a.active::after { transform: scaleX(1); }

.nav-lang {
  display: flex; gap: 0.5rem;
}
.lang-btn {
  font-family: var(--font-body); font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  background: none; border: 1.5px solid transparent;
  padding: 0.25rem 0.6rem; border-radius: var(--radius);
  cursor: pointer; transition: var(--transition); color: var(--near-black);
  opacity: 0.5;
}
.lang-btn.active, .lang-btn:hover {
  opacity: 1; border-color: var(--sage); background: var(--sage-light);
}

.nav-cta {
  background: var(--near-black); color: var(--white) !important;
  padding: 0.5rem 1.25rem !important; border-radius: var(--radius);
  font-weight: 500 !important; opacity: 1 !important;
  transition: var(--transition);
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--sage) !important; color: var(--near-black) !important; }

.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--near-black); transition: var(--transition);
}

/* ============ HERO ============ */
.hero {
  min-height: 100vh;
  background: var(--near-black);
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding-top: 72px;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(167,196,160,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(167,196,160,0.07) 0%, transparent 50%);
}
.hero-grid {
  position: absolute; inset: 0; opacity: 0.04;
  background-image: linear-gradient(rgba(167,196,160,1) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(167,196,160,1) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-inner {
  max-width: 1200px; margin: 0 auto; padding: 5rem 2rem;
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 0.75rem;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--sage); margin-bottom: 1.5rem;
}
.hero-eyebrow::before {
  content: ''; display: block; width: 32px; height: 1.5px; background: var(--sage);
}
.hero h1 {
  font-family: var(--font-display); font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700; line-height: 1.15; color: var(--white);
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: normal; color: var(--sage);
}
.hero-lead {
  font-size: 1.125rem; color: rgba(255,255,255,0.65);
  max-width: 480px; margin-bottom: 2.5rem; line-height: 1.8;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem;
  padding: 2.5rem; background: rgba(167,196,160,0.08);
  border: 1px solid rgba(167,196,160,0.2); border-radius: 8px;
}
.stat-item { text-align: center; }
.stat-number {
  font-family: var(--font-display); font-size: 2.5rem; font-weight: 700;
  color: var(--sage); line-height: 1; margin-bottom: 0.4rem;
}
.stat-label {
  font-size: 0.8rem; color: rgba(255,255,255,0.5);
  letter-spacing: 0.04em; line-height: 1.4;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 600;
  letter-spacing: 0.03em; padding: 0.85rem 1.75rem;
  border-radius: var(--radius); border: 2px solid transparent;
  cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--sage); color: var(--near-black); border-color: var(--sage);
}
.btn-primary:hover { background: var(--white); border-color: var(--white); }
.btn-outline {
  background: transparent; color: var(--white); border-color: rgba(255,255,255,0.3);
}
.btn-outline:hover { border-color: var(--sage); color: var(--sage); }
.btn-dark {
  background: var(--near-black); color: var(--white); border-color: var(--near-black);
}
.btn-dark:hover { background: var(--sage); color: var(--near-black); border-color: var(--sage); }

/* ============ SECTIONS ============ */
.section { padding: 6rem 2rem; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-light { background: var(--sage-pale); }
.section-sage { background: var(--sage-light); }
.section-dark { background: var(--near-black); }

.section-label {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--sage); margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.75rem;
}
.section-label::before { content: ''; display: block; width: 24px; height: 1.5px; background: var(--sage); }

h2.section-title {
  font-family: var(--font-display); font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700; line-height: 1.2; margin-bottom: 1rem; color: var(--near-black);
}
.section-dark h2.section-title { color: var(--white); }
.section-subtitle {
  font-size: 1.05rem; color: var(--warm-grey); max-width: 600px; line-height: 1.8;
  margin-bottom: 3rem;
}
.section-dark .section-subtitle { color: rgba(255,255,255,0.55); }

/* ============ CARDS ============ */
.card-grid { display: grid; gap: 1.5rem; }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--white); border: 1px solid rgba(167,196,160,0.3);
  border-radius: 8px; padding: 2rem;
  transition: var(--transition); position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--sage); transform: scaleX(0); transform-origin: left;
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.card:hover::before { transform: scaleX(1); }

.card-icon {
  width: 48px; height: 48px; background: var(--sage-light);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem; font-size: 1.5rem;
}
.card h3 {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 600;
  margin-bottom: 0.75rem; color: var(--near-black);
}
.card p { font-size: 0.9rem; color: var(--warm-grey); line-height: 1.7; }

/* Case cards */
.case-card {
  background: var(--white); border-radius: 8px; overflow: hidden;
  border: 1px solid rgba(167,196,160,0.3);
  transition: var(--transition);
  display: flex; flex-direction: column;
}
.case-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.case-card-header {
  background: var(--near-black); padding: 2rem;
  display: flex; align-items: flex-start; justify-content: space-between;
}
.case-company {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--sage); margin-bottom: 0.5rem;
}
.case-title {
  font-family: var(--font-display); font-size: 1.25rem; color: var(--white); font-weight: 600;
}
.case-tag {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  background: rgba(167,196,160,0.15); color: var(--sage);
  padding: 0.3rem 0.75rem; border-radius: 20px; white-space: nowrap;
}
.case-card-body { padding: 2rem; flex: 1; }
.case-card-body p { font-size: 0.9rem; color: var(--warm-grey); line-height: 1.7; margin-bottom: 1.25rem; }
.case-result {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: 0.85rem; font-weight: 500; color: var(--near-black);
}
.case-result::before { content: '✓'; color: var(--sage); font-weight: 700; }
.case-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.85rem; font-weight: 600; color: var(--sage);
  margin-top: 1.25rem; transition: var(--transition);
}
.case-link:hover { gap: 0.75rem; }

/* ============ TESTIMONIAL ============ */
.testimonial-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; align-items: start; }
.testimonial {
  background: rgba(167,196,160,0.08); border: 1px solid rgba(167,196,160,0.2);
  border-radius: 8px; padding: 2rem; display: flex; flex-direction: column;
}
.testimonial-quote {
  font-family: var(--font-display); font-size: 2rem; color: var(--sage);
  line-height: 1; margin-bottom: 0.75rem;
}
.testimonial p {
  font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 1.75;
  margin-bottom: 1.25rem; font-style: italic; flex: 1;
}
.testimonial-author { font-size: 0.8rem; font-weight: 600; color: var(--sage); }
.testimonial-role { font-size: 0.75rem; color: rgba(255,255,255,0.4); margin-top: 0.1rem; }

/* ============ PROCESS / STEPS ============ */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; position: relative; }
.steps::before {
  content: ''; position: absolute; top: 28px; left: 12.5%; right: 12.5%; height: 1px;
  background: rgba(167,196,160,0.4); z-index: 0;
}
.step { text-align: center; padding: 0 1.5rem; position: relative; z-index: 1; }
.step-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--near-black); border: 2px solid var(--sage);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; color: var(--sage);
  margin: 0 auto 1.25rem;
}
.step h4 { font-family: var(--font-display); font-size: 1rem; margin-bottom: 0.5rem; color: var(--white); }
.step p { font-size: 0.82rem; color: rgba(255,255,255,0.5); line-height: 1.6; }

/* ============ TOOLS BADGE ============ */
.tools-list { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.tool-badge {
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em;
  background: var(--sage-light); color: var(--near-black);
  padding: 0.4rem 1rem; border-radius: 20px;
  border: 1px solid rgba(167,196,160,0.5);
}

/* ============ CONTACT FORM ============ */
.contact-form { display: grid; gap: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--warm-grey);
}
.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body); font-size: 0.95rem;
  background: var(--white); color: var(--near-black);
  border: 1.5px solid rgba(167,196,160,0.4); border-radius: var(--radius);
  padding: 0.75rem 1rem; transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--sage); box-shadow: 0 0 0 3px rgba(167,196,160,0.15); }
.form-group textarea { resize: vertical; min-height: 140px; }

/* ============ FOOTER ============ */
footer {
  background: var(--near-black); border-top: 1px solid rgba(167,196,160,0.15);
  padding: 4rem 2rem 2rem;
}
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 4rem;
  padding-bottom: 3rem; border-bottom: 1px solid rgba(167,196,160,0.1);
}
.footer-brand img { height: 40px; margin-bottom: 1rem; }
.footer-brand p { font-size: 0.875rem; color: rgba(255,255,255,0.45); line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--sage); margin-bottom: 1.25rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col ul a { font-size: 0.875rem; color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-col ul a:hover { color: var(--white); }
.footer-bottom {
  max-width: 1200px; margin: 2rem auto 0;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.8rem; color: rgba(255,255,255,0.3);
  flex-wrap: wrap; gap: 0.75rem;
}
.footer-legal {
  display: flex; gap: 1.5rem; flex-wrap: wrap; align-items: center;
}
.footer-legal a {
  color: rgba(255,255,255,0.3); font-size: 0.8rem;
  transition: var(--transition); text-decoration: none;
}
.footer-legal a:hover { color: rgba(255,255,255,0.6); }

/* ============ PAGE HERO (inner pages) ============ */
.page-hero {
  background: var(--near-black);
  padding: 9rem 2rem 5rem;
  position: relative; overflow: hidden;
}
.page-hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 50% 100% at 100% 50%, rgba(167,196,160,0.1) 0%, transparent 60%);
}
.page-hero-inner { max-width: 1200px; margin: 0 auto; position: relative; z-index: 1; }
.page-hero h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.25rem);
  color: var(--white); font-weight: 700; line-height: 1.2; max-width: 700px;
}
.page-hero p {
  font-size: 1.1rem; color: rgba(255,255,255,0.6); max-width: 560px;
  margin-top: 1rem; line-height: 1.8;
}

/* ============ BLOG ============ */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.blog-card {
  background: var(--white); border: 1px solid rgba(167,196,160,0.3);
  border-radius: 8px; overflow: hidden; transition: var(--transition);
}
.blog-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.blog-card-img {
  height: 180px; background: var(--sage-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem;
}
.blog-card-body { padding: 1.5rem; }
.blog-date { font-size: 0.75rem; color: var(--warm-grey); margin-bottom: 0.5rem; }
.blog-card-body h3 { font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 0.5rem; }
.blog-card-body p { font-size: 0.875rem; color: var(--warm-grey); line-height: 1.65; }
.blog-read-more {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.85rem; font-weight: 600; color: var(--sage);
  margin-top: 1rem; transition: var(--transition);
}
.blog-read-more:hover { gap: 0.75rem; }

/* ============ ANIMATIONS ============ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate { animation: fadeInUp 0.7s ease forwards; }
.delay-1 { animation-delay: 0.1s; opacity: 0; }
.delay-2 { animation-delay: 0.25s; opacity: 0; }
.delay-3 { animation-delay: 0.4s; opacity: 0; }
.delay-4 { animation-delay: 0.55s; opacity: 0; }

/* ============ RESPONSIVE ============ */

/* Tablet: 768-1024px */
@media (max-width: 1024px) {
  .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .steps::before { display: none; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(4, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .systems-grid { grid-template-columns: repeat(2, 1fr); }
  .section-inner { padding: 0 1.5rem; }
  .page-hero-inner { padding: 0 1.5rem; }

  /* Collapse ALL inline multi-col grids */
  [style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
    gap: 2.5rem !important;
  }
}

/* Mobile: up to 768px */
@media (max-width: 768px) {
  /* Nav */
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-inner { padding: 0 1.25rem; }
  .nav-lang { display: none; }

  /* Typography */
  h1 { font-size: clamp(1.8rem, 7vw, 2.5rem) !important; }
  h2.section-title { font-size: clamp(1.5rem, 5vw, 2rem) !important; }

  /* ALL grids collapse to single column */
  .card-grid-3, .card-grid-2 { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .testimonial-grid { grid-template-columns: 1fr; align-items: start; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .systems-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; gap: 1.5rem; }

  /* Collapse ALL inline grids (covers 1fr 1fr, 1fr 1.6fr, repeat(3,1fr), etc.) */
  [style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  /* Hero */
  .hero { min-height: auto; padding: 6rem 0 3rem; }
  .hero-inner { gap: 2rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .hero-actions .btn { width: 100%; text-align: center; }

  /* Sections */
  .section { padding: 3rem 0; }
  .section-inner { padding: 0 1.25rem; }
  .page-hero { padding: 6rem 1.25rem 2.5rem !important; }
  .page-hero-inner { padding: 0; }

  /* Cards */
  .card { padding: 1.5rem; }
  .case-card { padding: 1.5rem; }

  /* Footer upper */
  footer { padding: 3rem 1.25rem 2rem; }
  .footer-inner { padding: 0 0 2rem; }
  .footer-brand p { max-width: 100%; }

  /* Footer bottom - stack everything centered */
  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    padding: 0 1.25rem;
  }
  .footer-legal {
    justify-content: center;
    gap: 1rem;
  }

  /* Stat numbers */
  .stat-number { font-size: clamp(1.5rem, 5vw, 2.5rem) !important; }

  /* Tools badges */
  .tools-list { gap: 0.4rem; }
  .tool-badge { font-size: 0.75rem; padding: 0.3rem 0.7rem; }

  /* Logo in nav */
  .nav-logo img { height: 32px; }

  /* About page contact links - full width on mobile */
  .about-contact-links a,
  .about-contact-links div {
    font-size: 0.85rem !important;
    word-break: break-word;
  }

  /* Inline flex rows that need to wrap */
  .section-inner[style*="justify-content:space-between"] {
    flex-direction: column !important;
    align-items: flex-start !important;
  }
}

/* Small mobile: up to 480px */
@media (max-width: 480px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .stat-item { padding: 1rem 0.75rem; }
  .systems-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  h1 { font-size: 1.75rem !important; }
  .hero-actions .btn { padding: 0.875rem 1.5rem; font-size: 0.875rem; }
  .footer-legal { flex-direction: column; gap: 0.6rem; align-items: center; }
}

/* Mobile menu */
.nav-mobile {
  display: none; flex-direction: column;
  background: var(--white); border-top: 1px solid rgba(167,196,160,0.2);
  padding: 1.5rem 2rem; gap: 1rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-size: 1rem; font-weight: 500; padding: 0.5rem 0;
  border-bottom: 1px solid rgba(167,196,160,0.15); color: var(--near-black);
}