/* ============================================================
   ATELIER ACOUSTICS — Main Stylesheet
   Fonts: Inter (headings + body)
   Colors: Teal #1D7A6A | Coral #C95D4A | Dark #1A1A1A
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* --- CSS Variables --- */
:root {
  --teal:        #1D7A6A;
  --teal-dark:   #155C4F;
  --teal-light:  #E8F3F1;
  --coral:       #C95D4A;
  --dark:        #1A1A1A;
  --mid:         #4A4A4A;
  --muted:       #888888;
  --border:      #E0E0E0;
  --bg-light:    #F7F6F3;
  --white:       #FFFFFF;

  --font-heading: 'Inter', sans-serif;
  --font-body:    'Inter', sans-serif;

  --container:   1160px;
  --radius:      4px;
  --transition:  0.3s ease;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--dark);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--teal-dark); }
ul { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--dark);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); }
h4 { font-size: 1.3rem; }

p { margin-bottom: 1.2em; }
p:last-child { margin-bottom: 0; }

/* --- Layout --- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}

.section { padding: 90px 0; }
.section--tight { padding: 60px 0; }
.section--dark { background: var(--dark); color: var(--white); }
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--white); }
.section--teal { background: var(--teal); color: var(--white); }
.section--teal h2,
.section--teal h3 { color: var(--white); }
.section--bg { background: var(--bg-light); }

.section-label {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: 1rem;
}

.section--dark .section-label,
.section--teal .section-label { color: rgba(255,255,255,0.6); }

.section-title { margin-bottom: 1.5rem; }
.section-intro {
  font-size: 1.125rem;
  color: var(--mid);
  max-width: 640px;
  line-height: 1.8;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 14px 36px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--teal);
  color: var(--white);
  border-color: var(--teal);
}
.btn-primary:hover {
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--dark);
  border-color: var(--white);
}

.btn-outline-dark {
  background: transparent;
  color: var(--teal);
  border-color: var(--teal);
}
.btn-outline-dark:hover {
  background: var(--teal);
  color: var(--white);
}

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  padding: 0 2rem;
  max-width: var(--container);
  margin: 0 auto;
}

.site-logo img { height: 44px; width: auto; }
.site-logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  letter-spacing: 0.02em;
}
.site-logo-text span { color: var(--teal); }

.site-nav ul {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.site-nav a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dark);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

.nav-cta { margin-left: 1rem; }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--dark);
  transition: all var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--dark);
  padding-top: 76px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(29,122,106,0.35) 0%, rgba(0,0,0,0) 60%),
    radial-gradient(ellipse at 80% 50%, rgba(201,93,74,0.15) 0%, transparent 60%),
    var(--dark);
}

/* Decorative waveform pattern */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 60px,
    rgba(255,255,255,0.015) 60px,
    rgba(255,255,255,0.015) 61px
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: var(--teal);
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  
  font-weight: 300;
  line-height: 1.15;
}

.hero h1 em {
  font-style: normal;
  font-weight: 700;
  color: var(--white);
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  max-width: 580px;
  margin-bottom: 2.5rem;
}

.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 0.8; transform: scaleY(1.1); }
}

/* ============================================================
   INTRO / PHILOSOPHY
   ============================================================ */
.intro {
  padding: 100px 0;
  background: var(--white);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.intro-text h2 { margin-bottom: 1.5rem; }
.intro-text p { color: var(--mid); margin-bottom: 1.2rem; }

.intro-visual {
  position: relative;
  height: 420px;
  background: var(--teal-light);
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.waveform-decoration {
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: 0.4;
}

.waveform-decoration span {
  display: block;
  width: 8px;
  background: var(--teal);
  border-radius: 4px;
  animation: waveAnim 1.4s ease-in-out infinite;
}

.waveform-decoration span:nth-child(1)  { height: 30px; animation-delay: 0.0s; }
.waveform-decoration span:nth-child(2)  { height: 55px; animation-delay: 0.1s; }
.waveform-decoration span:nth-child(3)  { height: 80px; animation-delay: 0.2s; }
.waveform-decoration span:nth-child(4)  { height: 110px; animation-delay: 0.3s; }
.waveform-decoration span:nth-child(5)  { height: 140px; animation-delay: 0.4s; }
.waveform-decoration span:nth-child(6)  { height: 170px; animation-delay: 0.5s; }
.waveform-decoration span:nth-child(7)  { height: 200px; animation-delay: 0.6s; }
.waveform-decoration span:nth-child(8)  { height: 170px; animation-delay: 0.7s; }
.waveform-decoration span:nth-child(9)  { height: 140px; animation-delay: 0.8s; }
.waveform-decoration span:nth-child(10) { height: 110px; animation-delay: 0.9s; }
.waveform-decoration span:nth-child(11) { height: 80px;  animation-delay: 1.0s; }
.waveform-decoration span:nth-child(12) { height: 55px;  animation-delay: 1.1s; }
.waveform-decoration span:nth-child(13) { height: 30px;  animation-delay: 1.2s; }

@keyframes waveAnim {
  0%, 100% { transform: scaleY(0.5); opacity: 0.4; }
  50%       { transform: scaleY(1);   opacity: 1; }
}

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--bg-light); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  margin-top: 3.5rem;
  background: var(--border);
}

.service-card {
  background: var(--white);
  padding: 2.5rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--teal);
  transition: height 0.4s ease;
}

.service-card:hover { background: var(--teal-light); }
.service-card:hover::before { height: 100%; }

.service-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 300;
  color: var(--border);
  line-height: 1;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--mid);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 1.5rem;
}

.tag {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  background: var(--teal-light);
  color: var(--teal);
  border-radius: 2px;
}

.service-link {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}
.service-link:hover { gap: 10px; }
.service-link::after { content: '→'; }

/* Services full page */
.service-detail {
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

.service-detail:last-child { border-bottom: none; }

.service-detail-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}

.service-detail-meta .service-number { font-size: 5rem; }
.service-detail-meta h2 { font-size: 1.8rem; line-height: 1.25; }

.service-detail-content p { color: var(--mid); margin-bottom: 1.2rem; }

.service-detail-content ul {
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.service-detail-content ul li {
  font-size: 0.9rem;
  color: var(--mid);
  padding-left: 1.2rem;
  position: relative;
}

.service-detail-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
}

.standards-list { margin-top: 1.5rem; }
.standards-list li { font-size: 0.85rem !important; }

/* ============================================================
   PHILOSOPHY / DARK SECTION
   ============================================================ */
.philosophy {
  background: var(--dark);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.philosophy::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(29,122,106,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.philosophy-content .section-title { color: var(--white); }
.philosophy-content p { color: rgba(255,255,255,0.65); line-height: 1.9; margin-bottom: 1.2rem; }

.philosophy-quote {
  border-left: 3px solid var(--teal);
  padding-left: 2rem;
  margin: 2rem 0;
}

.philosophy-quote p {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  
  color: rgba(255,255,255,0.9) !important;
  line-height: 1.5;
}

.philosophy-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.philosophy-item {
  padding: 2rem;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.philosophy-item:hover { border-color: rgba(29,122,106,0.5); }

.philosophy-item-icon {
  width: 42px;
  height: 42px;
  background: rgba(29,122,106,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.philosophy-item h4 { color: var(--white); margin-bottom: 0.5rem; font-size: 1rem; }
.philosophy-item p { color: rgba(255,255,255,0.55); font-size: 0.9rem; margin: 0; }

/* ============================================================
   TEAM
   ============================================================ */
.team { background: var(--white); }

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.team-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.team-card:hover { box-shadow: 0 8px 40px rgba(0,0,0,0.08); }

.team-photo {
  height: 280px;
  background: var(--teal-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.team-photo img { width: 100%; height: 100%; object-fit: cover; }

.team-photo-placeholder {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(29,122,106,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--teal);
}

.team-info { padding: 2rem; }
.team-info h3 { font-size: 1.4rem; margin-bottom: 0.25rem; }

.team-role {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: 1rem;
}

.team-bio { font-size: 0.9rem; color: var(--mid); line-height: 1.75; }

.team-credentials {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.credential {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  background: var(--bg-light);
  color: var(--mid);
  border-radius: 2px;
}

/* ============================================================
   PROCESS / APPROACH
   ============================================================ */
.process { background: var(--bg-light); }

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3.5rem;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 14px);
  right: calc(12.5% + 14px);
  height: 1px;
  background: var(--border);
  z-index: 0;
}

.process-step { text-align: center; position: relative; z-index: 1; }

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--teal);
}

.process-step h4 { margin-bottom: 0.75rem; font-size: 1rem; }
.process-step p { font-size: 0.85rem; color: var(--mid); }

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  background: var(--teal);
  padding: 100px 0;
  text-align: center;
}

.cta-section h2 { color: var(--white);  margin-bottom: 1rem; }
.cta-section p { color: rgba(255,255,255,0.8); font-size: 1.1rem; margin-bottom: 2.5rem; }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-section { padding: 100px 0; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
}

.contact-info h2 { margin-bottom: 1rem; }
.contact-info p { color: var(--mid); margin-bottom: 2rem; }

.contact-details { display: flex; flex-direction: column; gap: 1.2rem; }

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon {
  width: 40px;
  height: 40px;
  background: var(--teal-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  flex-shrink: 0;
  font-size: 1rem;
}

.contact-item-text strong { display: block; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 2px; }
.contact-item-text span { font-size: 0.95rem; color: var(--dark); }

/* Contact Form */
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--dark);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--teal); }

.form-group textarea { min-height: 140px; resize: vertical; }

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

/* ============================================================
   BLOG / LEARN
   ============================================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.blog-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.blog-card:hover { box-shadow: 0 8px 40px rgba(0,0,0,0.1); transform: translateY(-3px); }

.blog-thumb {
  height: 200px;
  background: var(--teal-light);
  overflow: hidden;
}

.blog-thumb img { width: 100%; height: 100%; object-fit: cover; }

.blog-info { padding: 1.5rem; }
.blog-cat {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: 0.6rem;
}

.blog-info h3 { font-size: 1.2rem; margin-bottom: 0.75rem; }
.blog-info p { font-size: 0.875rem; color: var(--mid); }

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  background: var(--dark);
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(29,122,106,0.25) 0%, transparent 60%);
}

.page-hero .container { position: relative; }

.page-hero .page-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
}
.page-hero .page-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--teal);
}

.page-hero h1 { color: var(--white);  font-weight: 300; }
.page-hero h1 strong { font-weight: 700; font-style: normal; }

.page-hero-desc {
  color: rgba(255,255,255,0.65);
  font-size: 1.1rem;
  max-width: 600px;
  margin-top: 1rem;
  line-height: 1.8;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #111111;
  color: rgba(255,255,255,0.6);
  padding: 70px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 2rem;
}

.footer-brand-logo {
  display: block;
  margin-bottom: 1rem;
}

.footer-brand-logo img { height: 40px; }

.footer-brand-name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--white);
  font-weight: 600;
  display: block;
  margin-bottom: 1rem;
}

.footer-tagline {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1.2rem;
}

.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col ul a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--white); }

.footer-col address {
  font-style: normal;
  font-size: 0.875rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.55);
}

.footer-col address a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-col address a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
}

.footer-bottom a {
  color: rgba(255,255,255,0.3);
  transition: color var(--transition);
}
.footer-bottom a:hover { color: rgba(255,255,255,0.6); }

/* ============================================================
   INDEPENDENT CONSULTANCY BANNER
   ============================================================ */
.independent-banner {
  background: var(--teal-light);
  border-left: 4px solid var(--teal);
  padding: 2rem 2.5rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 3rem 0;
}

.independent-banner h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }
.independent-banner p { font-size: 0.95rem; color: var(--mid); margin: 0; }

/* ============================================================
   UTILITY
   ============================================================ */
.text-center { text-align: center; }
.text-center .section-intro { margin-left: auto; margin-right: auto; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.divider {
  width: 50px;
  height: 3px;
  background: var(--teal);
  margin: 1.5rem 0;
}

.divider-center { margin-left: auto; margin-right: auto; }

/* ============================================================
   SEO ENHANCEMENTS (schema markup support)
   ============================================================ */
.screen-reader-text {
  border: 0;
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
  word-wrap: normal !important;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid,
  .philosophy-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
}

@media (max-width: 768px) {
  .site-logo img { height: 36px; width: auto; max-width: 160px; object-fit: contain; }
  .header-inner { padding: 0 1rem; }
  .section { padding: 60px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .service-detail-inner { grid-template-columns: 1fr; gap: 2rem; }
  .form-row { grid-template-columns: 1fr; }

  .site-nav { display: none; position: fixed; top: 76px; left: 0; right: 0; background: var(--white); border-top: 1px solid var(--border); padding: 1.5rem 2rem; flex-direction: column; box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
  .site-nav.open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 1rem; }
  .menu-toggle { display: flex; }
}

@media (max-width: 480px) {
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }
  .hero-cta { flex-direction: column; }
  .btn { width: 100%; text-align: center; }
  .process-steps { grid-template-columns: 1fr; }
}