/* ============================================================
   RÉNO EXPERT — Main Stylesheet
   Color Palette:
     Dark/Black  : #0f172a
     Green       : #16a34a
     Green Dark  : #15803d
     Yellow/Gold : #eab308
     White       : #ffffff
     Light Gray  : #f1f5f9
     Card BG     : #1e293b
   ============================================================ */

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

:root {
  --dark:       #0f172a;
  --green:      #16a34a;
  --green-dark: #15803d;
  --yellow:     #eab308;
  --white:      #ffffff;
  --light-bg:   #f1f5f9;
  --card-bg:    #1e293b;
  --text-muted: #94a3b8;
  --border:     #334155;
  --shadow:     0 4px 24px rgba(0,0,0,.15);
  --shadow-lg:  0 8px 40px rgba(0,0,0,.22);
  --radius:     12px;
  --transition: .25s ease;
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--light-bg);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── Typography ────────────────────────────────────────────── */
h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: 700;
}
h1 { font-size: clamp(2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }

.section-label {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green);
  background: rgba(22,163,74,.12);
  padding: .3rem .9rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}
.btn-primary:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(22,163,74,.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-yellow {
  background: var(--yellow);
  color: var(--dark);
  border-color: var(--yellow);
}
.btn-yellow:hover {
  background: #ca9e00;
  border-color: #ca9e00;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(234,179,8,.35);
}

.btn-sm {
  padding: .55rem 1.2rem;
  font-size: .88rem;
}

/* ─── Header / Navigation ───────────────────────────────────── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--dark);
  border-bottom: 1px solid var(--border);
  height: 70px;
  display: flex;
  align-items: center;
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.01em;
  flex-shrink: 0;
}
.logo-icon {
  width: 36px; height: 36px;
  background: var(--green);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.logo span { color: var(--green); }

.nav {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav-link {
  color: var(--text-muted);
  font-size: .92rem;
  font-weight: 500;
  padding: .5rem .9rem;
  border-radius: 6px;
  transition: all var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,.07);
}
.nav-link.active {
  color: var(--green);
}

.header-cta {
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem;
}
.menu-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ─── Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--dark);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 70px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(22,163,74,.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 20% 80%, rgba(234,179,8,.07) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(234,179,8,.15);
  border: 1px solid rgba(234,179,8,.3);
  color: var(--yellow);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
}

.hero-title {
  color: var(--white);
  margin-bottom: 1.5rem;
}
.hero-title .accent-green { color: var(--green); }
.hero-title .accent-yellow { color: var(--yellow); }

.hero-subtitle {
  color: var(--text-muted);
  font-size: 1.15rem;
  margin-bottom: 2.5rem;
  max-width: 520px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-trust {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--text-muted);
  font-size: .88rem;
}
.trust-item .check {
  width: 20px; height: 20px;
  background: rgba(22,163,74,.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  font-size: .75rem;
  flex-shrink: 0;
}

/* Hero visual card */
.hero-visual {
  position: relative;
}

.hero-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-card-header {
  background: rgba(22,163,74,.1);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.hero-card-header span {
  color: var(--green);
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .05em;
}

.hero-card-dots {
  display: flex;
  gap: 6px;
}
.hero-card-dots i {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.hero-card-dots i:nth-child(1) { background: #ef4444; }
.hero-card-dots i:nth-child(2) { background: var(--yellow); }
.hero-card-dots i:nth-child(3) { background: var(--green); }

.hero-card-body {
  padding: 1.5rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-item {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}
.stat-item .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--green);
  line-height: 1;
}
.stat-item .label {
  font-size: .75rem;
  color: var(--text-muted);
  margin-top: .3rem;
}

.hero-services-list {
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

.hero-service-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--text-muted);
  font-size: .88rem;
  padding: .5rem .75rem;
  border-radius: 6px;
  background: rgba(255,255,255,.03);
}
.hero-service-item .icon {
  font-size: 1.1rem;
  width: 28px;
  text-align: center;
}
.hero-service-item .arrow {
  margin-left: auto;
  color: var(--green);
  font-size: .75rem;
}

/* ─── Section wrapper ───────────────────────────────────────── */
.section {
  padding: 5rem 1.5rem;
}
.section-dark {
  background: var(--dark);
  color: var(--white);
}
.section-white {
  background: var(--white);
}
.container {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-header h2 { margin-bottom: .75rem; }
.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}
.section-dark .section-header p { color: #94a3b8; }

/* ─── Service Cards ─────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid #e2e8f0;
  border-top: 4px solid var(--green);
  padding: 2rem 1.75rem;
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(22,163,74,.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--green-dark);
}
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 56px; height: 56px;
  background: rgba(22,163,74,.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.25rem;
}

.service-card h3 { margin-bottom: .5rem; color: var(--dark); }
.service-card p  { color: #64748b; font-size: .92rem; line-height: 1.6; margin-bottom: 1.25rem; }

.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: var(--green);
  font-weight: 600;
  font-size: .9rem;
  transition: gap var(--transition);
}
.service-card:hover .card-link { gap: .7rem; }

/* ─── About / Why Us ────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content .section-label { margin-bottom: 1rem; }
.about-content h2 { color: var(--white); margin-bottom: 1.25rem; }
.about-content p  { color: #94a3b8; margin-bottom: 1.5rem; line-height: 1.8; }

.about-points {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.about-point {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.25rem;
}
.about-point-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: .1rem;
}
.about-point-text strong { color: var(--white); font-size: .95rem; }
.about-point-text p { color: #94a3b8; font-size: .85rem; margin: .25rem 0 0; line-height: 1.5; }

.about-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.about-stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.25rem;
  text-align: center;
}
.about-stat-card:first-child {
  grid-column: span 2;
  background: rgba(22,163,74,.1);
  border-color: rgba(22,163,74,.3);
}
.about-stat-card .big-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--green);
  line-height: 1;
}
.about-stat-card:first-child .big-num { font-size: 3.4rem; }
.about-stat-card .stat-label {
  font-size: .82rem;
  color: #94a3b8;
  margin-top: .4rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ─── Stats Banner ──────────────────────────────────────────── */
.stats-banner {
  background: var(--green);
  padding: 3rem 1.5rem;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}
.stats-grid .num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stats-grid .lbl {
  font-size: .88rem;
  color: rgba(255,255,255,.8);
  margin-top: .4rem;
  font-weight: 500;
}

/* ─── Contact Section ───────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 { color: var(--white); margin-bottom: 1rem; }
.contact-info p  { color: #94a3b8; margin-bottom: 2rem; line-height: 1.7; }

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.contact-item-icon {
  width: 44px; height: 44px;
  background: rgba(22,163,74,.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--green);
  flex-shrink: 0;
}
.contact-item-text strong {
  display: block;
  color: var(--white);
  font-size: .88rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: .3rem;
}
.contact-item-text span,
.contact-item-text a {
  color: #94a3b8;
  font-size: .95rem;
  transition: color var(--transition);
}
.contact-item-text a:hover { color: var(--green); }

.contact-form-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
}
.contact-form-card h3 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  color: #94a3b8;
  font-size: .85rem;
  margin-bottom: .5rem;
  font-weight: 500;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .85rem 1rem;
  color: var(--white);
  font-size: .95rem;
  font-family: inherit;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--green);
  background: rgba(22,163,74,.06);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group select option { background: var(--dark); }

/* ─── Footer ────────────────────────────────────────────────── */
.footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 3.5rem 1.5rem 1.5rem;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p {
  color: #64748b;
  font-size: .88rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  color: var(--white);
  font-size: .88rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.footer-col ul a {
  color: #64748b;
  font-size: .88rem;
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--green); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-bottom p { color: #475569; font-size: .83rem; }
.footer-bottom .footer-badge {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: #475569;
  font-size: .83rem;
}
.footer-bottom .green-dot {
  width: 8px; height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .4; }
}

/* ─── Page Hero (sub-pages) ─────────────────────────────────── */
.page-hero {
  background: var(--dark);
  padding: 7rem 1.5rem 4rem;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(22,163,74,.1) 0%, transparent 70%);
}
.page-hero-inner {
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.page-hero h1 { color: var(--white); margin-bottom: .75rem; }
.page-hero p  { color: #94a3b8; font-size: 1.1rem; max-width: 600px; }
.page-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: #64748b;
  font-size: .88rem;
  margin-bottom: 1.5rem;
}
.page-hero .breadcrumb a { color: var(--green); }
.page-hero .breadcrumb span { color: #475569; }

/* ─── Projects Section ──────────────────────────────────────── */
.projects-section {
  padding: 5rem 1.5rem;
  background: var(--light-bg);
}
.projects-section .container { max-width: 1280px; margin: 0 auto; }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 2rem;
}

/* ─── Project Card ──────────────────────────────────────────── */
.project-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid #e2e8f0;
  transition: all var(--transition);
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-card-info {
  padding: 1.25rem 1.5rem;
}
.project-card-info h3 {
  font-size: 1.05rem;
  color: var(--dark);
  margin-bottom: .4rem;
}
.project-card-info p {
  color: #64748b;
  font-size: .88rem;
  line-height: 1.5;
}
.project-card-meta {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-top: .75rem;
}
.project-tag {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  background: rgba(22,163,74,.1);
  color: var(--green);
  font-size: .75rem;
  font-weight: 600;
  padding: .25rem .7rem;
  border-radius: 50px;
}

/* ─── Before/After Comparison Slider ───────────────────────── */
.comparison-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  cursor: col-resize;
  user-select: none;
  background: #000;
}

.comparison-before,
.comparison-after {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.comparison-before img,
.comparison-after img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}

.comparison-after {
  clip-path: inset(0 50% 0 0);
}

.comparison-handle {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: col-resize;
  z-index: 10;
}

.comparison-handle::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0; bottom: 0;
  width: 3px;
  background: var(--white);
  box-shadow: 0 0 8px rgba(0,0,0,.5);
}

.handle-circle {
  position: relative;
  z-index: 2;
  width: 44px; height: 44px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(0,0,0,.35);
  font-size: 1rem;
  color: var(--dark);
  flex-shrink: 0;
}

.comparison-label {
  position: absolute;
  bottom: .75rem;
  z-index: 5;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .3rem .7rem;
  border-radius: 4px;
  pointer-events: none;
}
.label-before {
  left: .75rem;
  background: rgba(15,23,42,.8);
  color: var(--white);
}
.label-after {
  right: .75rem;
  background: rgba(22,163,74,.85);
  color: var(--white);
}

/* ─── Empty State ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 5rem 2rem;
  color: #94a3b8;
  grid-column: 1 / -1;
}
.empty-state-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: .4;
}
.empty-state h3 {
  font-size: 1.3rem;
  color: #64748b;
  margin-bottom: .5rem;
}
.empty-state p {
  font-size: .95rem;
  max-width: 400px;
  margin: 0 auto;
}

/* ─── CTA Banner ────────────────────────────────────────────── */
.cta-section {
  background: var(--dark);
  padding: 5rem 1.5rem;
  text-align: center;
}
.cta-section h2 { color: var(--white); margin-bottom: 1rem; }
.cta-section p  { color: #94a3b8; margin-bottom: 2rem; font-size: 1.05rem; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Service Intro ─────────────────────────────────────────── */
.service-intro {
  background: var(--white);
  padding: 4rem 1.5rem;
}
.service-intro-inner {
  max-width: 900px;
  margin: 0 auto;
}
.service-intro-inner p {
  color: #475569;
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}
.service-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}
.feature-chip {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--light-bg);
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: .75rem 1rem;
  font-size: .88rem;
  font-weight: 500;
  color: #334155;
}
.feature-chip .dot {
  width: 8px; height: 8px;
  background: var(--green);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ─── Loading spinner ───────────────────────────────────────── */
.loading-state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 4rem;
  color: #64748b;
  grid-column: 1 / -1;
}
.spinner {
  width: 28px; height: 28px;
  border: 3px solid #e2e8f0;
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Scroll reveal ─────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner    { grid-template-columns: 1fr; }
  .hero-visual   { display: none; }
  .about-grid    { grid-template-columns: 1fr; }
  .about-visual  { display: none; }
  .contact-grid  { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav, .header-cta { display: none; }
  .menu-toggle { display: flex; }

  .nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: var(--dark);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    gap: .25rem;
    z-index: 999;
  }

  .hero-inner    { padding: 3rem 1.5rem; }
  .stats-grid    { grid-template-columns: 1fr; gap: 1.5rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr; }
  .section       { padding: 3.5rem 1.5rem; }
}

@media (max-width: 480px) {
  .hero-actions  { flex-direction: column; }
  .cta-actions   { flex-direction: column; align-items: center; }
  .btn           { width: 100%; justify-content: center; }
  .contact-form-card { padding: 1.5rem; }
}