/* ============================================================
   CLUAIDH ENGINEERING — Stylesheet
   ============================================================ */

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

:root {
  --c-primary:     #1B4E6B;
  --c-primary-dk:  #12354A;
  --c-accent:      #2B7A9E;
  --c-sage:        #4A7C6F;
  --c-sage-lt:     #EAF3F0;
  --c-teal-lt:     #EEF4F7;
  --c-text:        #1E2A35;
  --c-text-muted:  #5A6A78;
  --c-border:      #D0DCE6;
  --c-white:       #FFFFFF;
  --c-bg:          #F7FAFB;

  --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
  --font-mono: 'Courier New', monospace;

  --radius: 6px;
  --shadow: 0 2px 12px rgba(27,78,107,0.10);
  --shadow-md: 0 4px 24px rgba(27,78,107,0.13);

  --nav-height: 70px;
  --max-width: 1140px;
  --section-pad: 80px 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--c-text);
  background: var(--c-white);
  line-height: 1.65;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--c-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* --- Utility --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--c-sage);
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--c-primary);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-intro {
  font-size: 1.05rem;
  color: var(--c-text-muted);
  max-width: 660px;
  margin-bottom: 48px;
}

.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
  border: 2px solid transparent;
  letter-spacing: 0.3px;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary {
  background: var(--c-accent);
  color: var(--c-white);
  border-color: var(--c-accent);
}

.btn-primary:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
}

.btn-outline {
  background: transparent;
  color: var(--c-white);
  border-color: rgba(255,255,255,0.7);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--c-white);
}

/* --- Navigation --- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-white);
  border-bottom: 1px solid var(--c-border);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  box-shadow: 0 1px 8px rgba(27,78,107,0.07);
  transition: background 0.3s, backdrop-filter 0.3s, box-shadow 0.3s;
}

.site-nav.scrolled {
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(27,78,107,0.14);
  border-bottom-color: rgba(208,220,230,0.5);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: 46px;
  width: auto;
}

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

.nav-links a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: 0.2px;
  transition: color 0.15s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--c-accent);
  text-decoration: none;
}

.nav-links .nav-cta a {
  background: var(--c-accent);
  color: var(--c-white);
  padding: 9px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  transition: background 0.2s;
}

.nav-links .nav-cta a:hover {
  background: var(--c-primary);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* --- Hero --- */
@keyframes hero-gradient {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero {
  background: linear-gradient(135deg, #0d2d40 0%, var(--c-primary-dk) 25%, var(--c-primary) 55%, #1e6a8a 75%, var(--c-accent) 100%);
  background-size: 300% 300%;
  animation: hero-gradient 12s ease infinite;
  color: var(--c-white);
  padding: 120px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/banners/hero.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  mix-blend-mode: luminosity;
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 70% 50%, rgba(43,122,158,0.25) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 740px;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 22px;
  background: linear-gradient(135deg, #ffffff 40%, #a8daf5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
  max-width: 580px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* --- Services Grid (Home) --- */
.services-overview {
  padding: var(--section-pad);
  background: var(--c-bg);
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: box-shadow 0.25s, transform 0.25s, background 0.3s, border-color 0.25s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-sage));
  opacity: 0;
  transition: opacity 0.25s;
}

.service-card:hover {
  box-shadow: 0 8px 32px rgba(27,78,107,0.16);
  transform: translateY(-4px);
  background: linear-gradient(160deg, #ffffff 0%, var(--c-teal-lt) 100%);
  border-color: rgba(43,122,158,0.2);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card-icon {
  width: 44px;
  height: 44px;
  background: var(--c-teal-lt);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--c-accent);
  font-size: 1.4rem;
}

.service-card h3 {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  line-height: 1.6;
}

/* --- Why Cluaidh --- */
.why-section {
  padding: var(--section-pad);
  background: var(--c-primary);
  color: var(--c-white);
}

.why-section .section-title {
  color: var(--c-white);
}

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

.why-section .section-intro {
  color: rgba(255,255,255,0.8);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

.why-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.why-item-icon {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}

.why-item-text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 6px;
}

.why-item-text p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

/* --- CTA Banner --- */
.cta-banner {
  background: var(--c-sage-lt);
  border-top: 3px solid var(--c-sage);
  padding: 60px 0;
  text-align: center;
}

.cta-banner h2 {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 14px;
}

.cta-banner p {
  color: var(--c-text-muted);
  margin-bottom: 28px;
  font-size: 1.02rem;
}

/* --- Page Header (inner pages) --- */
.page-header {
  background: linear-gradient(135deg, var(--c-primary-dk) 0%, var(--c-primary) 100%);
  color: var(--c-white);
  padding: 64px 0 56px;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  mix-blend-mode: luminosity;
  pointer-events: none;
}

.page-header > * {
  position: relative;
  z-index: 1;
}

.page-header--services::before { background-image: url('../images/banners/services.jpg'); }
.page-header--about::before    { background-image: url('../images/banners/about.jpg'); }
.page-header--contact::before  { background-image: url('../images/banners/contact.jpg'); }

.page-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--c-white);
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.82);
  max-width: 600px;
}

/* --- Services Detail Page --- */
.services-detail {
  padding: 64px 0;
}

.service-section {
  padding: 56px 0;
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(to right, transparent, var(--c-border) 15%, var(--c-border) 85%, transparent) 1;
  position: relative;
}

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

.service-section::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}

.service-section > * {
  position: relative;
  z-index: 1;
}

#energy-infrastructure::before { background-image: url('../images/services/01-energy.jpg'); }
#spatial-design::before         { background-image: url('../images/services/02-spatial.jpg'); }
#bess-development::before       { background-image: url('../images/services/03-bess.jpg'); }
#bess-system-design::before     { background-image: url('../images/services/04-system.jpg'); }
#grid-sizing::before            { background-image: url('../images/services/05-grid.jpg'); }
#civil-engineering::before      { background-image: url('../images/services/06-civil.jpg'); }
#sustainability::before         { background-image: url('../images/services/07-sustainable.jpg'); }
#lifecycle::before              { background-image: url('../images/services/08-lifecycle.jpg'); }
#real-estate-greece::before     { background-image: url('../images/services/09-greece.jpg'); }

.service-section-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: start;
}

.service-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--c-sage);
  margin-bottom: 8px;
}

.service-section h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--c-primary);
  line-height: 1.3;
}

.service-section-body p {
  color: var(--c-text-muted);
  margin-bottom: 18px;
  line-height: 1.7;
}

.service-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 20px;
}

.service-list.single-col {
  grid-template-columns: 1fr;
}

.service-list li {
  font-size: 0.92rem;
  color: var(--c-text);
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.service-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--c-accent);
  font-size: 0.8rem;
  top: 2px;
}

.two-col-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 12px;
}

.two-col-table .col-head {
  background: var(--c-primary);
  color: var(--c-white);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 12px 16px;
  letter-spacing: 0.5px;
}

.two-col-table .col-items {
  background: var(--c-white);
  padding: 16px;
}

.two-col-table .col-items li {
  font-size: 0.9rem;
  color: var(--c-text);
  padding: 5px 0 5px 18px;
  position: relative;
  border-bottom: 1px solid var(--c-border);
}

.two-col-table .col-items li:last-child {
  border-bottom: none;
}

.two-col-table .col-items li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--c-sage);
  font-size: 0.8rem;
}

/* --- About Page --- */
.about-intro {
  padding: var(--section-pad);
}

.about-intro-inner {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 60px;
  align-items: start;
}

.about-intro-inner p {
  color: var(--c-text-muted);
  margin-bottom: 16px;
  line-height: 1.75;
  font-size: 1.02rem;
}

.founder-card {
  background: var(--c-teal-lt);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
}

.founder-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: var(--c-primary);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--c-white);
  font-weight: 700;
  overflow: hidden;
}

.founder-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.founder-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 4px;
}

.founder-card .founder-role {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  margin-bottom: 16px;
}

.founder-contact-list {
  list-style: none;
  text-align: left;
  border-top: 1px solid var(--c-border);
  padding-top: 14px;
}

.founder-contact-list li {
  font-size: 0.88rem;
  color: var(--c-text);
  padding: 5px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.founder-contact-list a {
  color: var(--c-accent);
  word-break: break-all;
}

.about-values {
  background: var(--c-bg);
  padding: var(--section-pad);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}

.value-item {
  background: var(--c-white);
  border-radius: var(--radius);
  padding: 24px 20px;
  border-left: 4px solid var(--c-accent);
  box-shadow: var(--shadow);
}

.value-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 8px;
}

.value-item p {
  font-size: 0.88rem;
  color: var(--c-text-muted);
  line-height: 1.6;
}

.about-sectors {
  padding: var(--section-pad);
}

.sectors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.sector-badge {
  background: var(--c-teal-lt);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: center;
}

.sector-badge .sector-icon {
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.sector-badge h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 6px;
}

.sector-badge p {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

/* --- Contact Page --- */
.contact-section {
  padding: var(--section-pad);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 20px;
}

.contact-detail-list {
  list-style: none;
  margin-bottom: 32px;
}

.contact-detail-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-border);
  font-size: 0.95rem;
}

.contact-detail-list li:last-child {
  border-bottom: none;
}

.contact-detail-icon {
  width: 36px;
  height: 36px;
  background: var(--c-teal-lt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  color: var(--c-accent);
}

.contact-detail-text strong {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 2px;
}

.contact-detail-text a {
  color: var(--c-accent);
}

.contact-form-wrap {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 36px 32px;
}

.contact-form-wrap h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
}

label .required {
  color: #C0392B;
  margin-left: 2px;
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.93rem;
  color: var(--c-text);
  background: var(--c-white);
  transition: border-color 0.2s, box-shadow 0.2s;
  appearance: none;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(43,122,158,0.12);
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235A6A78' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.form-notice {
  font-size: 0.8rem;
  color: var(--c-text-muted);
  margin-top: 8px;
}

.form-success {
  display: none;
  background: var(--c-sage-lt);
  border: 1px solid var(--c-sage);
  border-radius: var(--radius);
  padding: 16px 20px;
  color: var(--c-sage);
  font-weight: 600;
  font-size: 0.93rem;
  margin-bottom: 20px;
}

.form-error {
  display: none;
  background: #FEF2F2;
  border: 1px solid #FECACA;
  border-radius: var(--radius);
  padding: 16px 20px;
  color: #C0392B;
  font-size: 0.93rem;
  margin-bottom: 20px;
}

.field-error {
  display: none;
  font-size: 0.8rem;
  color: #C0392B;
  margin-top: 5px;
}

input.invalid,
select.invalid,
textarea.invalid {
  border-color: #C0392B;
}

/* --- Footer --- */
.site-footer {
  background: var(--c-primary-dk);
  color: rgba(255,255,255,0.8);
  padding: 52px 0 28px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-top: 14px;
  max-width: 320px;
}

.footer-logo img {
  filter: brightness(0) invert(1);
  height: 40px;
  opacity: 0.9;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  transition: color 0.15s;
}

.footer-col ul li a:hover {
  color: var(--c-white);
  text-decoration: none;
}

.footer-col address {
  font-style: normal;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
}

.footer-col address a {
  color: rgba(255,255,255,0.75);
}

.footer-col address a:hover {
  color: var(--c-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.83rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
}

/* --- Hero Stats Strip --- */
.hero-stats {
  background: var(--c-primary-dk);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.hero-stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.hero-stat {
  padding: 26px 20px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.07);
}

.hero-stat:last-child {
  border-right: none;
}

.hero-stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--c-white);
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}

.hero-stat-label {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 600;
}

/* --- How We Work --- */
.process-section {
  padding: var(--section-pad);
  background: var(--c-white);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 48px;
}

.process-step {
  background: var(--c-white);
  padding: 40px 32px;
  transition: background 0.2s;
}

.process-step:hover {
  background: var(--c-teal-lt);
}

.process-step-num {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.process-step-num::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--c-border);
}

.process-step h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 12px;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  line-height: 1.65;
}

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

@media (max-width: 900px) {
  :root { --section-pad: 60px 0; }

  .hero-stats-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-stat:nth-child(2) {
    border-right: none;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .service-section-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .about-intro-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  /* Home: about strip two-col */
  .about-strip > .container > div {
    grid-template-columns: 1fr !important;
    gap: 36px !important;
  }
}

@media (max-width: 680px) {
  :root { --section-pad: 48px 0; }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--c-white);
    border-bottom: 1px solid var(--c-border);
    flex-direction: column;
    padding: 20px 24px;
    gap: 18px;
    box-shadow: var(--shadow-md);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding: 64px 0 60px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .service-list {
    grid-template-columns: 1fr;
  }

  .two-col-table {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .contact-form-wrap {
    padding: 24px 18px;
  }
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }
[data-reveal-delay="4"] { transition-delay: 0.4s; }
[data-reveal-delay="5"] { transition-delay: 0.5s; }