/* ============================================================
   PILLAR INFRASTRUCTURE PVT. LTD. — Master Stylesheet
   Color palette: Charcoal + Gold
   ============================================================ */

/* ─── 1. DESIGN TOKENS ─────────────────────────────────────── */
:root {
  --color-primary:       #2C2C2C;
  --color-primary-dark:  #1A1A1A;
  --color-primary-light: #3f3f3f;
  --color-accent:        #D4AF37;
  --color-accent-dark:   #B8962E;
  --color-accent-light:  #e8c84a;
  --color-bg:            #F8F8F8;
  --color-bg-dark:       #1A1A1A;
  --color-text:          #444444;
  --color-text-light:    #777777;
  --color-white:         #FFFFFF;
  --color-border:        #E0E0E0;

  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  6rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --shadow-sm:  0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:  0 8px 24px rgba(0,0,0,0.12);
  --shadow-lg:  0 16px 48px rgba(0,0,0,0.16);
  --shadow-gold: 0 8px 24px rgba(212,175,55,0.30);

  --transition: 0.3s ease;
  --navbar-height: 80px;
}

/* ─── 2. RESET & BASE ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--navbar-height); }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ─── 3. UTILITIES ──────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section { padding: var(--space-lg) 0; }
.section--gray { background: var(--color-bg); }
.section--dark  { background: var(--color-primary-dark); color: var(--color-white); }
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }

.section__header { text-align: center; margin-bottom: 3.5rem; }
.section__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(212,175,55,0.12);
  border: 1px solid rgba(212,175,55,0.4);
  padding: 0.3rem 1rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}
.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 1rem;
}
.section--dark .section__title { color: var(--color-white); }
.section__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 580px;
  margin: 0 auto;
}
.section--dark .section__subtitle { color: rgba(255,255,255,0.7); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
}
.btn--lg { padding: 1rem 2.25rem; font-size: 1rem; }
.btn--sm { padding: 0.5rem 1.2rem; font-size: 0.82rem; }
.btn--full { width: 100%; justify-content: center; }

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn--accent {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border: 2px solid var(--color-accent);
}
.btn--accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}
.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}
.btn--outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.7);
}
.btn--outline-white:hover {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-2px);
}

/* ─── 4. KEYFRAME ANIMATIONS ────────────────────────────────── */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}
@keyframes navbarReveal {
  from { transform: translateY(-100%); }
  to   { transform: translateY(0); }
}
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,175,55,0.4); }
  50%       { box-shadow: 0 0 0 12px rgba(212,175,55,0); }
}

/* ─── 5. NAVBAR ─────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  transition: background var(--transition), box-shadow var(--transition);
  animation: navbarReveal 0.6s ease both;
}
.navbar.scrolled,
.navbar--solid {
  background: var(--color-white);
  box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--navbar-height);
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}
.navbar__logo-img {
  width: 48px; height: 48px;
  border-radius: 50%;
  object-fit: cover;
}
.navbar__logo-icon {
  width: 48px; height: 48px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.navbar__logo-icon svg { width: 26px; height: 26px; }
.navbar__logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.navbar__logo-main {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  letter-spacing: 0.05em;
}
.navbar.scrolled .navbar__logo-main { color: var(--color-primary-dark); }
.navbar:not(.scrolled):not(.navbar--solid) .navbar__logo-main { color: var(--color-white); }
.navbar__logo-sub {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.navbar__nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.navbar__link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}
.navbar:not(.scrolled):not(.navbar--solid) .navbar__link { color: rgba(255,255,255,0.85); }
.navbar.scrolled .navbar__link,
.navbar--solid .navbar__link { color: var(--color-text); }
.navbar__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%; right: 50%;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: left var(--transition), right var(--transition);
}
.navbar__link:hover::after,
.navbar__link.active::after { left: 0.9rem; right: 0.9rem; }
.navbar__link:hover,
.navbar__link.active { color: var(--color-accent) !important; }

.navbar__cta { margin-left: 1rem; }
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
}
.navbar__toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar.scrolled .navbar__toggle span,
.navbar--solid .navbar__toggle span { background: var(--color-primary); }
.navbar__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__toggle.open span:nth-child(2) { opacity: 0; }
.navbar__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── 6. PAGE HERO BANNER (inner pages) ─────────────────────── */
.page-hero {
  height: 380px;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #3a3a3a 100%);
  position: relative;
  display: flex;
  align-items: center;
  margin-top: var(--navbar-height);
  overflow: hidden;
}
.page-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='%23D4AF37' fill-opacity='0.05'%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");
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: var(--color-accent);
}
.page-hero__content { position: relative; z-index: 1; }
.page-hero__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.page-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1rem;
}
.page-hero__title span { color: var(--color-accent); }
.page-hero__breadcrumb {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
}
.page-hero__breadcrumb a { color: rgba(255,255,255,0.7); }
.page-hero__breadcrumb a:hover { color: var(--color-accent); }

/* ─── 7. HERO SECTION ───────────────────────────────────────── */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  padding-top: var(--navbar-height);
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background-color: #1a1a1a;
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(26,26,26,0.92) 0%, rgba(44,44,44,0.78) 50%, rgba(26,26,26,0.88) 100%);
  z-index: 1;
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding: 4rem 0 6rem;
}
.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(212,175,55,0.12);
  border: 1px solid rgba(212,175,55,0.4);
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
  animation: slideInLeft 0.7s ease 0.2s both;
}
.hero__tag::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  animation: heroFadeUp 0.9s ease 0.4s both;
}
.hero__title .accent { color: var(--color-accent); }
.hero__subtitle {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
  animation: heroFadeUp 0.9s ease 0.6s both;
}
.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  animation: heroFadeUp 0.9s ease 0.8s both;
}
.hero__services {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2.5rem;
  animation: heroFadeUp 0.9s ease 1s both;
}
.hero__service-pill {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
}
.hero__badge {
  position: absolute;
  bottom: 3rem;
  right: 2rem;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212,175,55,0.4);
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 2;
  animation: float 4s ease-in-out 1.2s infinite;
}
.hero__badge-icon {
  font-size: 2rem;
  color: var(--color-accent);
  line-height: 1;
}
.hero__badge-text { color: var(--color-white); }
.hero__badge-text strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
}
.hero__badge-text small {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.6);
}
.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.45);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2s ease-in-out infinite;
}
.hero__scroll-arrow {
  width: 20px; height: 20px;
  border-right: 2px solid rgba(255,255,255,0.4);
  border-bottom: 2px solid rgba(255,255,255,0.4);
  transform: rotate(45deg);
}

/* ─── 8. STATS ──────────────────────────────────────────────── */
.stats {
  background: var(--color-primary-dark);
  padding: 5rem 0;
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.stats__item {
  text-align: center;
  padding: 1.5rem;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.stats__item:last-child { border-right: none; }
.stats__icon {
  width: 52px; height: 52px;
  background: rgba(212,175,55,0.12);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  color: var(--color-accent);
}
.stats__icon svg { width: 26px; height: 26px; }
.stats__number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  display: block;
}
.stats__label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-top: 0.5rem;
}

/* ─── 9. SERVICE CARDS ──────────────────────────────────────── */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border-bottom: 3px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--color-accent);
}
.service-card__icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
  flex-shrink: 0;
}
.service-card__icon svg { width: 28px; height: 28px; }
.service-card__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}
.service-card__desc {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 1.25rem;
}
.service-card__link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition);
  margin-top: auto;
}
.service-card:hover .service-card__link { gap: 0.7rem; }

/* ─── 10. ABOUT TEASER ──────────────────────────────────────── */
.about-teaser__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-teaser__tag { /* uses .section__tag */ }
.about-teaser__title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 2.5vw, 2.4rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 1.25rem;
}
.about-teaser__text {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}
.about-teaser__features { margin-bottom: 2rem; }
.about-teaser__features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
  padding: 0.4rem 0;
}
.about-teaser__features li::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}
.about-teaser__image-wrap {
  position: relative;
}
.about-teaser__image-wrap::before {
  content: '';
  position: absolute;
  top: -15px; right: -15px;
  width: 100%; height: 100%;
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  z-index: 0;
}
.about-teaser__image-wrap img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background: #ddd;
}
.about-teaser__badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  z-index: 2;
  background: var(--color-primary-dark);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  color: var(--color-white);
  min-width: 180px;
}
.about-teaser__badge strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-accent);
}
.about-teaser__badge span {
  display: block;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.8);
  margin-top: 0.2rem;
}
.about-teaser__badge small {
  display: block;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.5);
  margin-top: 0.2rem;
}

/* ─── 11. WHY CHOOSE US ─────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.feature-card {
  padding: 2rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.feature-card__icon {
  width: 54px; height: 54px;
  background: rgba(212,175,55,0.1);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}
.feature-card__icon svg { width: 26px; height: 26px; }
.feature-card__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
}
.feature-card__text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ─── 12. PROJECTS ──────────────────────────────────────────── */
.projects__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-bottom: 3rem;
}
.filter-btn {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  border: 2px solid var(--color-border);
  color: var(--color-text-light);
  background: var(--color-white);
  transition: var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}
.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}
.project-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: pointer;
  aspect-ratio: 4/3;
  background: #ddd;
}
.project-card__img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.project-card:hover .project-card__img { transform: scale(1.08); }
.project-card__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.92) 0%, rgba(26,26,26,0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0.7;
  transition: opacity var(--transition);
}
.project-card:hover .project-card__overlay { opacity: 1; }
.project-card__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 0.2rem 0.7rem;
  border-radius: 50px;
  margin-bottom: 0.5rem;
  align-self: flex-start;
}
.project-card__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.3rem;
}
.project-card__meta {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 0.75rem;
}
.project-card__view {
  align-self: flex-start;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition);
}
.project-card:hover .project-card__view {
  opacity: 1;
  transform: translateY(0);
}

/* Project Modal */
.project-modal {
  position: fixed; inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.project-modal.active { display: flex; }
.modal__overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(4px);
}
.modal__content {
  position: relative;
  z-index: 1;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.modal__img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
  background: #ddd;
}
.modal__body { padding: 2rem; }
.modal__close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 36px; height: 36px;
  background: var(--color-primary-dark);
  color: var(--color-white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  z-index: 2;
  transition: background var(--transition);
}
.modal__close:hover { background: var(--color-accent); color: var(--color-primary-dark); }
.modal__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(212,175,55,0.12);
  color: var(--color-accent);
  border: 1px solid rgba(212,175,55,0.4);
  padding: 0.2rem 0.7rem;
  border-radius: 50px;
  margin-bottom: 0.75rem;
}
.modal__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.modal__meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}
.modal__meta-item {
  font-size: 0.88rem;
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.modal__meta-item strong { color: var(--color-text); }
.modal__desc {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

/* ─── 13. TESTIMONIALS ──────────────────────────────────────── */
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border-top: 3px solid var(--color-accent);
  display: flex;
  flex-direction: column;
}
.testimonial-card__stars {
  color: var(--color-accent);
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}
.testimonial-card__text {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.8;
  font-style: italic;
  flex: 1;
  margin-bottom: 1.5rem;
  position: relative;
}
.testimonial-card__text::before {
  content: '\201C';
  font-size: 3rem;
  color: var(--color-accent);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 0;
  vertical-align: -0.8rem;
  margin-right: 0.3rem;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}
.testimonial-card__avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  object-fit: cover;
  background: #ddd;
  flex-shrink: 0;
}
.testimonial-card__author-name {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
  display: block;
}
.testimonial-card__author-title {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

/* ─── 14. CTA BANNER ────────────────────────────────────────── */
.cta-banner {
  background: var(--color-primary-dark);
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::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'%3E%3Cg fill='%23D4AF37' 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");
}
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 1rem;
}
.cta-banner__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  max-width: 500px;
  margin: 0 auto 2.5rem;
}
.cta-banner__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* ─── 15. CONTACT ───────────────────────────────────────────── */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}
.contact-card {
  text-align: center;
  padding: 2rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-bottom: 3px solid var(--color-accent);
  transition: transform var(--transition), box-shadow var(--transition);
}
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.contact-card__icon {
  width: 60px; height: 60px;
  background: rgba(212,175,55,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  color: var(--color-accent);
}
.contact-card__icon svg { width: 28px; height: 28px; }
.contact-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.contact-card p, .contact-card a {
  font-size: 0.9rem;
  color: var(--color-text-light);
}
.contact-card a:hover { color: var(--color-accent); }

.contact__wrapper {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}
.contact__form-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1.75rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  letter-spacing: 0.03em;
}
.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(212,175,55,0.15);
}
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-error {
  display: block;
  font-size: 0.78rem;
  color: #c0392b;
  margin-top: 0.3rem;
  min-height: 1rem;
}
.form__success {
  text-align: center;
  padding: 2rem;
  background: rgba(212,175,55,0.08);
  border: 1px solid rgba(212,175,55,0.4);
  border-radius: var(--radius-lg);
  margin-top: 1rem;
}
.form__success h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.map-embed {
  position: relative;
  padding-top: 56.25%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #ddd;
  margin-bottom: 1.5rem;
}
.map-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.contact__hours h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.contact__hours p {
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: 0.2rem;
}

/* ─── 16. FOOTER ────────────────────────────────────────────── */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 5rem 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1.2fr 1.2fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer__logo { margin-bottom: 1.25rem; }
.footer__logo .navbar__logo-main { color: var(--color-white) !important; }
.footer__tagline {
  font-style: italic;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}
.footer__tagline-main {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}
.footer__social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}
.footer__social-link {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}
.footer__social-link:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}
.footer__social-link svg { width: 16px; height: 16px; }
.footer__heading {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}
.footer__links { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__links li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.footer__links li a::before {
  content: '›';
  color: var(--color-accent);
  font-size: 1rem;
  line-height: 1;
}
.footer__links li a:hover { color: var(--color-accent); padding-left: 4px; }
.footer__contact-list { display: flex; flex-direction: column; gap: 0.75rem; }
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.86rem;
  color: rgba(255,255,255,0.6);
}
.footer__contact-item svg { width: 16px; height: 16px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }
.footer__contact-item a { color: rgba(255,255,255,0.6); }
.footer__contact-item a:hover { color: var(--color-accent); }
.footer__bottom {
  padding: 1.5rem 0;
  text-align: center;
}
.footer__bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}
.footer__bottom a { color: rgba(255,255,255,0.5); }
.footer__bottom a:hover { color: var(--color-accent); }

/* ─── 17. SERVICES PAGE ─────────────────────────────────────── */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 5rem 0;
  border-bottom: 1px solid var(--color-border);
}
.service-detail:last-child { border-bottom: none; }
.service-detail.reverse { direction: rtl; }
.service-detail.reverse > * { direction: ltr; }
.service-detail__icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-light));
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}
.service-detail__icon svg { width: 32px; height: 32px; }
.service-detail__title {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2vw, 2rem);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.service-detail__desc {
  font-size: 0.98rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}
.service-detail__features {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
}
.service-detail__features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.92rem;
  color: var(--color-text);
}
.service-detail__features li::before {
  content: '✓';
  width: 22px; height: 22px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
}
.service-detail__img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background: #ddd;
}

/* ─── 18. ABOUT PAGE ────────────────────────────────────────── */
.about-intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.mission-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-top: 3px solid var(--color-accent);
}
.mission-card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--color-accent);
}
.mission-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}
.mission-card p { font-size: 0.9rem; color: var(--color-text-light); line-height: 1.7; }

.founder-section {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: var(--space-lg) 0;
}
.founder__grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: center;
}
.founder__img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 3px solid var(--color-accent);
  background: #333;
  min-height: 380px;
  object-fit: cover;
}
.founder__name {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}
.founder__title {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.5rem;
  font-weight: 500;
}
.founder__bio {
  font-size: 0.98rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.9;
}
.founder__bio p { margin-bottom: 1rem; }
.founder__bio em { color: var(--color-accent); font-style: italic; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.value-card {
  text-align: center;
  padding: 2rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.value-card__icon {
  width: 56px; height: 56px;
  background: rgba(212,175,55,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  color: var(--color-accent);
}
.value-card__icon svg { width: 26px; height: 26px; }
.value-card h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.value-card p { font-size: 0.85rem; color: var(--color-text-light); line-height: 1.6; }

/* ─── 19. RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 960px) {
  .navbar__nav, .navbar__cta { display: none; }
  .navbar__toggle { display: flex; }
  .navbar__nav.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--navbar-height); left: 0; right: 0;
    background: var(--color-white);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    gap: 0.25rem;
    z-index: 999;
  }
  .navbar__nav.mobile-open .navbar__link {
    color: var(--color-text) !important;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--color-border);
  }
  .navbar__nav.mobile-open .navbar__cta-mobile {
    display: block;
    margin-top: 1rem;
    text-align: center;
  }

  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid  { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
  .about-teaser__grid { grid-template-columns: 1fr; }
  .about-teaser__image-wrap { margin-top: 3rem; }
  .about-teaser__badge { left: 1rem; bottom: -1rem; }
  .hero__badge { display: none; }
  .service-detail { grid-template-columns: 1fr; gap: 2rem; }
  .service-detail.reverse { direction: ltr; }
  .about-intro__grid { grid-template-columns: 1fr; }
  .founder__grid { grid-template-columns: 1fr; }
  .mission-grid { grid-template-columns: 1fr 1fr; }
  .values-grid  { grid-template-columns: 1fr 1fr; }
  .contact__wrapper { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .modal__content { grid-template-columns: 1fr; }
  .modal__img { min-height: 220px; max-height: 260px; }
}

@media (max-width: 640px) {
  .section { padding: 3rem 0; }
  .services__grid { grid-template-columns: 1fr; }
  .features-grid  { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .stats__grid { grid-template-columns: 1fr 1fr; }
  .stats__item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .stats__item:nth-child(odd) { border-right: 1px solid rgba(255,255,255,0.08); }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .projects__grid { grid-template-columns: 1fr; }
  .cta-banner__buttons { flex-direction: column; align-items: center; }
  .hero__cta-group { flex-direction: column; }
  .hero__cta-group .btn { width: 100%; justify-content: center; }
  .mission-grid { grid-template-columns: 1fr; }
  .values-grid  { grid-template-columns: 1fr; }
  .page-hero { height: 280px; }
}

body.nav-open { overflow: hidden; }
body.modal-open { overflow: hidden; }