/* =========================================================
   NINE SQUARE INFRA DEVELOPERS — SHARED STYLESHEET
   Used by: index.html, projects.html, founder.html, blog.html, contact.html
========================================================= */

/* ------- RESET & VARIABLES ------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --primary-bg: #071A2D;
  --accent-burnt: #F28C28;
  --accent-gold: #D8A55A;
  --warm-ivory: #F8F6F1;
  --card-white: #FFFFFF;
  --text-dark: #101820;
  --muted-text: #6B7280;
  --border-light: rgba(0,0,0,0.08);
  --gradient-btn: linear-gradient(135deg, #F28C28, #D8A55A);
  --font-heading: 'Fraunces', serif;
  --font-body: 'Work Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-cursive: 'Playfair Display', 'Times New Roman', serif;
  --shadow-soft: 0 20px 40px -12px rgba(0,0,0,0.10);
  --radius-lg: 28px;
  --radius-md: 18px;
  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--warm-ivory);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 80px 0; }
@media (min-width: 768px) { .section-padding { padding: 100px 0; } }
.section-title {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: clamp(2rem, 7vw, 4.2rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--primary-bg);
}
.section-description {
  max-width: 650px;
  color: var(--muted-text);
  margin-top: 12px;
  font-size: 1rem;
  line-height: 1.7;
}
.gold-accent { color: var(--accent-burnt); }
.text-center { text-align: center; }

.btn-primary {
  display: inline-block;
  background: var(--gradient-btn);
  border: none;
  padding: 14px 32px;
  border-radius: 60px;
  font-weight: 500;
  font-size: 0.95rem;
  color: #fff;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 8px 20px rgba(242,140,40,0.2);
  text-decoration: none;
  text-align: center;
  min-width: 160px;
}
.btn-primary:hover { transform: translateY(-4px) scale(1.02); box-shadow: 0 16px 40px rgba(242,140,40,0.3); }
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 12px 28px;
  border-radius: 60px;
  font-weight: 500;
  transition: var(--transition-smooth);
  text-decoration: none;
  display: inline-block;
  text-align: center;
  min-width: 140px;
}
.btn-outline:hover { background: var(--accent-gold); color: #fff; transform: translateY(-3px); }
.tag {
  background: rgba(242,140,40,0.12);
  color: var(--accent-burnt);
  padding: 4px 14px;
  border-radius: 40px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  display: inline-block;
  text-transform: uppercase;
}
.img-placeholder {
  background: #d9d4cd;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #5a5a5a;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 1px;
  border-radius: var(--radius-md);
  min-height: 160px;
  background-image: linear-gradient(145deg, #d4cfc7, #e8e3dc);
  padding: 20px;
  text-align: center;
  overflow: hidden;
}

/* ----- LOADER ----- */
#loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: var(--primary-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 1s ease, visibility 1s ease;
}
#loader.hide-loader { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-logo {
  font-family: var(--font-cursive);
  font-size: clamp(2.8rem, 10vw, 5rem);
  font-weight: 700;
  font-style: italic;
  letter-spacing: 2px;
  color: var(--accent-burnt);
  opacity: 0;
  transform: scale(0.9);
  text-shadow: 0 0 30px rgba(242,140,40,0.15);
}
.loader-line {
  width: 120px;
  max-width: 70%;
  height: 2px;
  background: var(--accent-gold);
  margin: 20px 0 16px;
  transform: scaleX(0);
  transform-origin: left;
}
.loader-tagline {
  font-family: var(--font-body);
  font-weight: 300;
  letter-spacing: 4px;
  font-size: clamp(0.7rem, 2vw, 0.9rem);
  text-transform: uppercase;
  opacity: 0;
  color: var(--accent-gold);
}
.loader-percent {
  font-family: var(--font-mono);
  font-size: 1rem;
  margin-top: 16px;
  opacity: 0.6;
  letter-spacing: 2px;
  color: var(--accent-gold);
}

/* ----- NAVBAR ----- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 14px 20px;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-smooth);
  background: transparent;
}
.navbar.scrolled,
.navbar.solid {
  background: rgba(7, 26, 45, 0.92);
  backdrop-filter: blur(16px) saturate(180%);
  box-shadow: 0 4px 30px rgba(0,0,0,0.08);
  padding: 10px 20px;
}
.navbar .brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  height: 55px;
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  font-weight: 500;
  color: #fff;
  letter-spacing: -0.5px;
}
.navbar .brand img {
  width: 150px;
  height: 55px;
  object-fit: contain;
  object-position: left center;
  display: block;
}
.navbar .brand span { color: var(--accent-gold); }
.nav-links { display: flex; gap: 20px; list-style: none; align-items: center; }
.nav-links a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-weight: 400;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
  position: relative;
  white-space: nowrap;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: var(--transition-smooth);
}
.nav-links a:hover { color: #fff; }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--accent-gold); }
.nav-links a.active::after { width: 100%; }
.nav-cta {
  background: var(--gradient-btn);
  padding: 6px 18px;
  border-radius: 40px;
  color: #fff !important;
  font-weight: 500;
}
.nav-cta::after { display: none; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1200;
}
.hamburger span { width: 28px; height: 2px; background: #fff; transition: var(--transition-smooth); border-radius: 4px; }

@media (max-width: 820px) {
  .navbar { padding: 12px 18px; }
  .navbar.scrolled, .navbar.solid { padding: 9px 18px; }
  .navbar .brand img { width: 34px; height: 34px; }
  .navbar .brand { font-size: 1.25rem; }
  .nav-links {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(7, 26, 45, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    transform: translateX(100%);
    transition: var(--transition-smooth);
    padding: 40px 20px;
    overflow-y: auto;
    z-index: 1000;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links > li > a { font-size: 1.2rem; }
  .nav-cta { padding: 9px 30px !important; font-size: 1.05rem !important; }
  .hamburger { display: flex; }
}
@media (max-width: 380px) {
  .navbar { padding-left: 14px; padding-right: 14px; }
  .navbar .brand img { width: 30px; height: 30px; }
  .navbar .brand { font-size: 1.1rem; }
  .hamburger span { width: 25px; }
}

/* ================================
   MOBILE LOGO
================================ */

@media (max-width: 820px) {

    .navbar .brand {
        height: 52px;
        display: flex;
        align-items: center;
    }

    .navbar .brand img {
        width: 145px;
        height: 52px;
        object-fit: contain;
        object-position: left center;
        display: block;
    }

}

/* ----- PAGE HERO (used by inner pages: projects/founder/blog/contact) ----- */
.page-hero {
  min-height: 46vh;
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 130px 0 60px;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, rgba(7,26,45,0.90) 0%, rgba(7,26,45,0.72) 100%), var(--page-hero-img, none);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}
.page-hero-content { position: relative; z-index: 2; color: #fff; max-width: 780px; }
.page-hero-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 8vw, 3.6rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.page-hero-content p { font-size: clamp(1rem, 2.2vw, 1.15rem); opacity: 0.8; margin-top: 14px; max-width: 560px; font-weight: 300; }
.breadcrumb { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 14px; }
.breadcrumb a { color: rgba(255,255,255,0.75); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent-gold); }

/* ----- HOME HERO ----- */
.hero {
  min-height: 100vh;
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 100px 0 60px;
}
.hero-bg-placeholder {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(7, 26, 45, 0.88) 0%, rgba(7, 26, 45, 0.65) 45%, rgba(7, 26, 45, 0.35) 100%),
    url("../images/hero.jpeg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; color: #fff; width: 100%; }
.hero-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.6rem, 12vw, 6rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.hero-content h1 .highlight {
  background: linear-gradient(135deg, var(--accent-burnt), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-content p { font-size: clamp(1rem, 2.5vw, 1.3rem); opacity: 0.8; margin: 16px 0 28px; max-width: 500px; font-weight: 300; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.3);
  font-size: 0.7rem;
  letter-spacing: 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  animation: floatDown 2.4s infinite;
}
@keyframes floatDown {
  0% { transform: translateX(-50%) translateY(0); opacity: 0.3; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 0.8; }
  100% { transform: translateX(-50%) translateY(0); opacity: 0.3; }
}

/* ----- TRUST ----- */
.trust-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px 16px; margin-top: 20px; }
@media (min-width: 540px) { .trust-grid { grid-template-columns: repeat(4, 1fr); } }
.trust-item { text-align: center; background: rgba(255,255,255,0.5); padding: 20px 10px; border-radius: var(--radius-md); backdrop-filter: blur(4px); }
.trust-item .number { font-family: var(--font-heading); font-size: clamp(2rem, 6vw, 3.2rem); font-weight: 500; color: var(--primary-bg); letter-spacing: -1px; }
.trust-item .label { color: var(--muted-text); font-weight: 400; font-size: 0.85rem; margin-top: 2px; }

/* ----- PROJECTS ----- */
.project-grid { display: grid; grid-template-columns: 1fr; gap: 32px; margin-top: 40px; }
@media (min-width: 540px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .project-grid { grid-template-columns: repeat(3, 1fr); } }
.project-card { background: var(--card-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); transition: var(--transition-smooth); }
.project-card:hover { transform: translateY(-6px); box-shadow: 0 25px 50px rgba(0,0,0,0.10); }
.project-card .project-swiper { width: 100%; overflow: hidden; }
.project-card .project-swiper .swiper-slide { min-height: 200px; background: #ddd; display: flex; align-items: center; justify-content: center; }
.project-card .project-swiper .swiper-slide .img-placeholder { min-height: 200px; border-radius: 0; }
.project-card .project-info { padding: 22px 22px 24px; }
.project-card .project-info h3 { font-family: var(--font-heading); font-weight: 500; font-size: 1.3rem; margin-bottom: 4px; }
.project-card .project-info .location { color: var(--muted-text); font-size: 0.9rem; margin-bottom: 8px; }
.project-card .project-info .price { font-size: 1.4rem; font-weight: 600; color: var(--accent-burnt); margin: 8px 0; }
.project-card .project-info .desc { color: var(--muted-text); font-size: 0.95rem; margin-bottom: 14px; }
.project-card .project-info .project-links { display: flex; gap: 12px; flex-wrap: wrap; }
.project-card .project-info .project-links a { display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; border-radius: 40px; font-size: 0.85rem; font-weight: 500; text-decoration: none; transition: var(--transition-smooth); }
.project-card .project-info .project-links .map-link { background: rgba(242,140,40,0.1); color: var(--accent-burnt); border: 1px solid rgba(242,140,40,0.2); }
.project-card .project-info .project-links .map-link:hover { background: var(--accent-burnt); color: #fff; transform: translateY(-2px); }
.project-card .project-info .project-links .wa-link { background: #25D366; color: #fff; }
.project-card .project-info .project-links .wa-link:hover { background: #1da851; transform: translateY(-2px); }

.project-category { margin-top: 55px; }
.completed-category { margin-top: 90px; }
.project-category-header { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; margin-bottom: 28px; flex-wrap: wrap; }
.project-category-header h3 { font-family: var(--font-heading); font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 500; margin-top: 10px; }
.project-category-header > p { max-width: 360px; color: var(--muted-text); font-size: 0.9rem; line-height: 1.6; }
.project-status { display: inline-flex; align-items: center; width: fit-content; padding: 5px 12px; border-radius: 50px; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.ongoing-status { background: rgba(242, 140, 40, 0.10); color: var(--accent-burnt); border: 1px solid rgba(242, 140, 40, 0.20); }
.completed-status { background: rgba(31, 122, 76, 0.10); color: #28794f; border: 1px solid rgba(31, 122, 76, 0.18); }
.project-info > .project-status { margin-bottom: 10px; }

/* ----- FOUNDER ----- */
.founder-grid { display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
@media (min-width: 700px) { .founder-grid { grid-template-columns: 1fr 1fr; } }
.founder-image { min-height: 300px; border-radius: var(--radius-lg); overflow: hidden; }
.founder-image .img-placeholder { min-height: 300px; font-size: 1rem; }
.founder-details h3 { font-family: var(--font-heading); font-size: 2rem; margin-bottom: 4px; }
.founder-details .title { color: var(--accent-burnt); font-weight: 500; font-size: 1.1rem; margin-bottom: 16px; }

/* ----- BLOG ----- */
.blog-grid { display: grid; grid-template-columns: 1fr; gap: 30px; margin-top: 40px; }
@media (min-width: 540px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } }
.blog-card { background: var(--card-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); transition: var(--transition-smooth); }
.blog-card:hover { transform: translateY(-6px); box-shadow: 0 25px 50px rgba(0,0,0,0.08); }
.blog-card .img-placeholder { min-height: 140px; }
.blog-card .body { padding: 20px 20px 24px; }
.blog-card .body .blog-meta { font-size: 0.75rem; color: var(--muted-text); text-transform: uppercase; letter-spacing: 0.5px; }
.blog-card .body h3 { font-family: var(--font-heading); font-weight: 500; font-size: 1.2rem; margin: 6px 0 10px; line-height: 1.2; }
.blog-card .body p { color: var(--muted-text); font-size: 0.9rem; margin-bottom: 12px; }
.read-more { color: var(--accent-burnt); font-weight: 500; text-decoration: none; font-size: 0.9rem; transition: var(--transition-smooth); cursor: pointer; background: none; border: none; }
.read-more:hover { color: var(--accent-gold); letter-spacing: 0.5px; }

/* ----- WHY ----- */
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 30px; }
@media (min-width: 540px) { .why-grid { grid-template-columns: repeat(4, 1fr); } }
.why-item { background: var(--card-white); padding: 24px 16px; border-radius: var(--radius-md); text-align: center; box-shadow: var(--shadow-soft); transition: var(--transition-smooth); }
.why-item i { font-size: 2rem; color: var(--accent-burnt); margin-bottom: 10px; }
.why-item h4 { font-size: 1rem; margin-bottom: 4px; }
.why-item p { font-size: 0.85rem; color: var(--muted-text); }

/* ----- TESTIMONIALS ----- */
.testimonial-swiper .swiper-slide { background: rgba(255,255,255,0.6); backdrop-filter: blur(8px); padding: 30px 24px; border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); height: auto; }
.testimonial-swiper .stars { color: var(--accent-gold); letter-spacing: 2px; font-size: 1.1rem; }

/* ----- FAQ ----- */
.faq-item { border-bottom: 1px solid var(--border-light); padding: 16px 0; }
.faq-q { display: flex; justify-content: space-between; align-items: center; font-weight: 500; cursor: pointer; font-size: 1rem; gap: 12px; }
.faq-q i { transition: var(--transition-smooth); flex-shrink: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s; color: var(--muted-text); font-size: 0.95rem; }
.faq-item.open .faq-a { max-height: 200px; padding-top: 10px; }
.faq-item.open .faq-q i { transform: rotate(180deg); }

/* ----- CONTACT ----- */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 40px; }
@media (min-width: 700px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-grid input, .contact-grid textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--border-light);
  border-radius: 60px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: #fff;
  margin-bottom: 12px;
}
.contact-grid textarea { border-radius: 20px; min-height: 100px; resize: vertical; }
.contact-info-list { list-style: none; margin-top: 20px; }
.contact-info-list li { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-size: 0.95rem; }
.contact-info-list li i { color: var(--accent-burnt); font-size: 1.1rem; width: 20px; }
.contact-info-list li a { color: var(--text-dark); text-decoration: none; }
.contact-info-list li a:hover { color: var(--accent-burnt); }

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 998;
  background: #25D366;
  color: #fff;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition-smooth);
  text-decoration: none;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5); }

/* ----- MODAL ----- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  padding: 20px;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-content {
  background: var(--card-white);
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 30px;
  position: relative;
  transform: scale(0.9);
  transition: var(--transition-smooth);
}
.modal-overlay.active .modal-content { transform: scale(1); }
.modal-close { position: sticky; top: 0; float: right; background: none; border: none; font-size: 1.8rem; color: var(--text-dark); cursor: pointer; padding: 4px 10px; z-index: 10; }
.modal-content h2 { font-family: var(--font-heading); margin-bottom: 12px; }
.modal-content p { color: var(--muted-text); margin-bottom: 10px; }

/* ----- FOOTER ----- */
.footer { background: var(--primary-bg); color: rgba(255,255,255,0.7); padding: 50px 0 24px; }
.footer-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px 20px; }
@media (min-width: 600px) { .footer-grid { grid-template-columns: repeat(4, 1fr); } }
.footer h4 { color: #fff; font-family: var(--font-heading); font-weight: 400; margin-bottom: 12px; font-size: 1.1rem; }
.footer a { color: rgba(255,255,255,0.6); text-decoration: none; transition: var(--transition-smooth); display: inline-block; margin-bottom: 6px; font-size: 0.9rem; }
.footer a:hover { color: var(--accent-gold); }
.footer .socials i { font-size: 1.4rem; margin-right: 12px; cursor: pointer; transition: var(--transition-smooth); }
.footer .socials i:hover { color: var(--accent-gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); margin-top: 30px; padding-top: 16px; text-align: center; font-size: 0.8rem; }

.swiper-pagination { position: relative !important; margin-top: 12px; }
.swiper-pagination-bullet-active { background: var(--accent-burnt) !important; }
.project-swiper .swiper-pagination { margin-top: 8px; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}