/* ==========================================================================
   CSS Variables & Resets
   ========================================================================== */
:root {
  --primary: #1A92E8;
  --primary-hover: #1272B5;
  --secondary: #0F172A; /* Slate 900 */
  --accent: #E2E8F0; /* Slate 200 */
  
  --text-dark: #1E293B; /* Slate 800 */
  --text-gray: #475569; /* Slate 600 */
  --text-light: #F8FAFC;
  
  --bg-white: #FFFFFF;
  --bg-light: #F8FAFC; /* Slate 50 */
  --bg-gray: #F1F5F9; /* Slate 100 */
  --bg-dark: #0F172A; /* Slate 900 */
  
  --border-color: #E2E8F0;
  --error: #EF4444;
  
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Lato', sans-serif;
  
  --max-width: 1280px;
  
  /* 8px Spacing Scale */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;
  --space-7: 56px;
  --space-8: 64px;
  --space-9: 72px;
  --space-10: 80px;
  --space-12: 96px;
  
  /* Section Padding */
  --section-padding: 96px 0;
  --section-padding-sm: 64px 0;
  
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-gray);
  line-height: 1.7;
  background-color: var(--bg-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
a:not(.btn):not(.header-logo-img):not(.float-btn):not(.nav-link):not(.mobile-nav-link) {
  color: var(--primary);
  position: relative;
}

a:not(.btn):not(.header-logo-img):not(.float-btn):not(.nav-link):not(.mobile-nav-link)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

a:not(.btn):not(.header-logo-img):not(.float-btn):not(.nav-link):not(.mobile-nav-link):hover::after {
  width: 100%;
}

ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.section-desc-center { margin-left: auto; margin-right: auto; }
.bg-light { background-color: var(--bg-light); }
.bg-primary { background-color: var(--primary); color: white; }
.bg-primary h1, .bg-primary h2, .bg-primary h3, .bg-primary h4, .bg-primary p { color: white; }
.w-100 { width: 100%; }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-10 { margin-top: var(--space-10); }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
.section { padding: var(--section-padding); }

.section-subtitle {
  display: inline-block;
  font-size: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--primary);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
  color: var(--text-dark);
}

.section-desc {
  font-size: 1.125rem;
  max-width: 600px;
  margin-bottom: var(--space-6);
  color: var(--text-gray);
  line-height: 1.8;
}

.divider {
  width: 80px;
  height: 4px;
  background-color: var(--primary);
  margin-bottom: var(--space-5);
}

/* Base Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 36px;
  font-size: 0.875rem;
  font-weight: 700;
  font-family: var(--font-heading);
  border-radius: 0; /* Strict architectural corners */
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  gap: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  transition: left 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: -1;
}

.btn:hover::before { left: 100%; }

.btn-lg { padding: 18px 36px; font-size: 1rem; }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }

.btn-primary { background-color: var(--primary); color: white; }
.btn-primary:hover { background-color: var(--primary-hover); color: white; transform: translateY(-2px); box-shadow: var(--shadow); }

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

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

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  transition: background 0.4s ease, padding 0.4s ease;
  padding: 32px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.header.scrolled {
  background: transparent;
  padding: 16px 0;
  border-bottom: none;
}

.nav-link { color: var(--text-dark); transition: var(--transition); border-bottom: 3px solid transparent; padding-bottom: 4px; position: relative; }
.nav-link:hover, .nav-link.active { color: var(--primary); border-color: var(--primary); }

.header.scrolled .btn-outline { color: var(--primary); border-color: var(--primary); }
.header.scrolled .mobile-menu-btn { color: var(--text-dark); }

.header:not(.scrolled):not(.page-projects header) .nav-link { color: white; }
.header:not(.scrolled):not(.page-projects header) .nav-link:hover, .header:not(.scrolled):not(.page-projects header) .nav-link.active { color: white; border-color: white; }
.header:not(.scrolled):not(.page-projects header) .btn-outline { color: white; border-color: white; }
.header:not(.scrolled):not(.page-projects header) .mobile-menu-btn { color: white; }

.brand-logo { display: flex; align-items: center; transition: var(--transition); }

.header-logo-img { 
    height: 80px; 
    max-width: 350px; 
    width: auto; 
    object-fit: contain; 
    transition: var(--transition); 
    transform: scale(1.2);
    transform-origin: left center;
}
.header.scrolled .header-logo-img { height: 65px; }

/* Elegant glow so the logo is perfectly visible over the background without a solid box */
.header:not(.scrolled):not(.page-projects header) .header-logo-img {
    filter: drop-shadow(0 2px 12px rgba(255,255,255,0.6));
}

.footer-logo { display: block; height: auto; margin-bottom: 24px; }
.footer-logo-img { height: 90px; max-width: 300px; width: auto; object-fit: contain; display: block; }

/* Logo Styling */
.custom-brand-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
    gap: 0px;
}
.logo-icon {
    font-size: 34px;
    color: var(--primary);
    transition: var(--transition);
    margin-left: 2px;
}
.logo-text-wrapper {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 1.5rem;
    letter-spacing: 2px;
}
.logo-masar {
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    color: var(--primary);
    transition: var(--transition);
}
.logo-development {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    color: var(--primary);
    transition: var(--transition);
}



.header-container { display: flex; align-items: center; justify-content: space-between; }
.header-right { display: flex; align-items: center; gap: 48px; }
.nav-list { display: flex; gap: 40px; }
.nav-link { font-weight: 700; font-size: 0.8125rem; text-transform: uppercase; letter-spacing: 2px; font-family: var(--font-heading); }

.header-actions { display: flex; gap: 16px; align-items: center; }
.mobile-menu-btn { display: none; background: none; border: none; font-size: 28px; cursor: pointer; color: white; transition: var(--transition); }

.mobile-nav {
  display: block;
  position: fixed;
  inset: 0;
  width: 100%;
  max-width: 480px;
  background: var(--bg-white);
  z-index: 1500;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
  overflow-y: auto;
  padding-top: 90px;
}
.mobile-nav.active {
  transform: translateX(0);
}
.mobile-nav-list { display: flex; flex-direction: column; gap: 0; padding: 0 24px; }
.mobile-nav-link {
  display: block;
  font-size: 1.125rem;
  color: var(--text-dark);
  font-weight: 600;
  padding: 18px 0;
  border-bottom: 1px solid var(--border-color);
}
.mobile-nav-link:last-child { border-bottom: none; }

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

/* Remove legacy overrides that break header styling */
header,
.site-header,
.navbar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
}
header a,
header .menu li a,
.nav-link,
.mobile-nav-link {
  color: inherit !important;
}
header .btn,
header .button {
  color: inherit !important;
  border-color: inherit !important;
}

/* ==========================================================================
   Hero Section & Page Header
   ========================================================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 800px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  color: white;
  padding-top: 100px;
}

.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(15,23,42,0.95) 0%, rgba(15,23,42,0.6) 50%, rgba(15,23,42,0) 100%); }

.hero-content { max-width: 800px; padding-right: 40px; }
.hero-top-subtitle { font-family: var(--font-heading); text-transform: uppercase; letter-spacing: 6px; font-size: 0.875rem; margin-bottom: 24px; color: var(--primary); font-weight: 700; }
.hero-title { font-size: 5.5rem; color: white; margin-bottom: 32px; text-shadow: 0 10px 30px rgba(0,0,0,0.5); line-height: 1.05; letter-spacing: -2px; font-weight: 800; }
.hero-subtitle { font-size: 1.35rem; margin-bottom: 56px; color: rgba(255,255,255,0.85); font-weight: 400; line-height: 1.6; max-width: 600px; }
.hero-buttons { display: flex; gap: 24px; align-items: center; }

/* Subpage Header */
.page-header {
  padding: 160px 0 80px;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
}
.page-title { font-size: 4rem; margin-bottom: 20px; }
.page-subtitle { font-size: 1.25rem; color: var(--text-gray); }

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); margin-top: var(--space-10); }

.service-card {
  padding: var(--space-8);
  background: var(--bg-white);
  border: 2px solid var(--border-color);
  border-radius: 4px;
  transition: var(--transition);
  position: relative;
}

.service-card.dev-card { border-left: 8px solid var(--primary); }
.service-card.construct-card { border-left: 8px solid #10B981; }

.service-card:hover { 
  transform: translateY(-var(--space-1));
  box-shadow: var(--shadow-hover); 
}

.service-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  padding: var(--space-1) var(--space-2);
  border-radius: 2px;
  margin-bottom: var(--space-3);
}

.dev-card .service-tag { background: rgba(26, 146, 232, 0.1); color: var(--primary); }
.construct-card .service-tag { background: rgba(16, 185, 129, 0.1); color: #10B981; }

.service-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
  display: block;
}

.dev-card .service-icon { color: var(--primary); }
.construct-card .service-icon { color: #10B981; }

.service-card h3 { font-size: 1.75rem; margin-bottom: var(--space-2); }
.service-card p { font-size: 1rem; line-height: 1.7; color: var(--text-gray); }

.service-list {
  list-style: none;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-color);
}

.service-list li {
  padding: var(--space-2) 0;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.95rem;
}

.service-list li:before {
  content: '✓';
  font-weight: 700;
  font-size: 1.2rem;
}

.dev-card .service-list li:before { color: var(--primary); }
.construct-card .service-list li:before { color: #10B981; }

/* ==========================================================================
   About Section
   ========================================================================== */
.about-container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-10); align-items: center; }
.about-image { position: relative; }
.about-image img { box-shadow: var(--shadow); width: 100%; z-index: 2; position: relative; }

.about-image::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 100%;
  height: 100%;
  background-color: var(--primary);
  opacity: 0.05;
  z-index: 1;
}

.about-features { display: grid; grid-template-columns: 1fr; gap: var(--space-2); margin-top: var(--space-4); }
.about-feature { display: flex; align-items: center; gap: 12px; font-weight: 500; color: var(--text-dark); }
.about-feature i { color: var(--primary); font-size: 20px; background: rgba(26, 146, 232, 0.1); padding: 8px; border-radius: 50%; }

/* Team Section */
.team-section { margin-top: var(--space-12); padding-top: var(--space-12); border-top: 1px solid var(--border-color); }
.team-section .section-header { margin-bottom: var(--space-10); }

/* Business Head Card */
.head-card {
  background: linear-gradient(135deg, rgba(26, 146, 232, 0.05) 0%, rgba(26, 146, 232, 0.02) 100%);
  border: 2px solid var(--primary);
  border-radius: 8px;
  padding: var(--space-8);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-6);
  align-items: center;
  margin-bottom: var(--space-10);
}

.head-avatar {
  width: 90%;
  height: 50%;
  border-radius: 10px;
  background: var(--bg-light);
  overflow: hidden;
  flex-shrink: 0;
}

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

.head-content h3 {
  font-size: 1.5rem;
  margin-bottom: var(--space-1);
}

.head-title {
  color: var(--primary);
  font-size: 0.85rem;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-2);
}

.head-bio {
  color: var(--text-gray);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* Team Members Grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.team-member {
  text-align: center;
  transition: var(--transition);
}

.team-member:hover { transform: translateY(-var(--space-1)); }

.member-avatar {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 8px;
  background: var(--bg-light);
  overflow: hidden;
  margin-bottom: var(--space-3);
}

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

.member-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--space-1);
}

.member-role {
  color: var(--primary);
  font-size: 0.85rem;
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-2);
}

.member-bio {
  color: var(--text-gray);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ==========================================================================
   Projects Section
   ========================================================================== */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-1); background: transparent; }

.project-card { position: relative; overflow: hidden; background: var(--bg-dark); cursor: pointer; }
.project-card img { width: 100%; height: 500px; object-fit: cover; transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s; opacity: 0.9; }

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.95) 0%, rgba(15,23,42,0.2) 60%, rgba(15,23,42,0) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 48px 40px;
  transition: var(--transition);
}

.project-title { color: white; font-size: 2rem; margin-bottom: 12px; font-weight: 700; transform: translateY(10px); transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.project-cat { color: var(--primary); font-size: 0.875rem; text-transform: uppercase; letter-spacing: 3px; font-weight: 600; font-family: var(--font-heading); transform: translateY(10px); transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); }

.project-card:hover img { transform: scale(1.08); opacity: 0.6; }
.project-card:hover .project-overlay { background: linear-gradient(to top, rgba(15,23,42,1) 0%, rgba(15,23,42,0.6) 80%); }
.project-card:hover .project-title, .project-card:hover .project-cat { transform: translateY(0); }
.project-card:hover .project-cat { transition-delay: 0.1s; }

/* ==========================================================================
   Features Section
   ========================================================================== */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: var(--space-10); border: 1px solid var(--border-color); }
.feature-item { padding: var(--space-8) var(--space-5); background: var(--bg-white); border-right: 1px solid var(--border-color); transition: var(--transition); position: relative; }
.feature-item:last-child { border-right: none; }
.feature-item:hover { background: var(--bg-dark); color: white; box-shadow: var(--shadow-hover); z-index: 2; transform: translateY(-var(--space-1)); border: none; }
.feature-item:hover .feature-desc { color: rgba(255,255,255,0.7); }
.feature-item:hover .feature-title { color: white; }

.icon-box { width: var(--space-9); height: var(--space-9); background: rgba(26, 146, 232, 0.08); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 36px; margin-bottom: var(--space-4); transition: var(--transition); }
.feature-item:hover .icon-box { background: var(--primary); color: white; }

.feature-title { font-size: 1.5rem; margin-bottom: var(--space-2); transition: var(--transition); }
.feature-desc { font-size: 1rem; color: var(--text-gray); line-height: 1.7; transition: var(--transition); }

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats { padding: var(--space-10) 0; position: relative; color: white; }
.stats-bg { position: absolute; inset: 0; z-index: -1; }
.stats-bg img { width: 100%; height: 100%; object-fit: cover; }
.stats-overlay { position: absolute; inset: 0; background: rgba(17,24,39,0.9); }

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); text-align: center; }
.stat-number { font-size: 4rem; font-weight: 700; margin-bottom: var(--space-1); color: var(--primary); }
.stat-label { font-size: 1rem; text-transform: uppercase; letter-spacing: 2px; opacity: 0.9; color: white; }

/* ==========================================================================
   Investment Section
   ========================================================================== */
.invest-container { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-12); align-items: center; }
.invest-image img { box-shadow: var(--shadow-hover); }
.invest-text { padding-left: var(--space-3); }

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-12); }

.info-list { margin-top: var(--space-6); display: flex; flex-direction: column; gap: var(--space-4); }
.info-item { display: flex; align-items: flex-start; gap: var(--space-3); }
.info-item i { font-size: 28px; color: var(--primary); }
.info-item h4 { font-size: 1.125rem; margin-bottom: var(--space-1); font-family: var(--font-body); }
.info-item p { color: var(--text-gray); }

.contact-form-wrapper { background: white; padding: var(--space-8); box-shadow: var(--shadow); }
.contact-form h3 { font-size: 2.5rem; margin-bottom: var(--space-5); letter-spacing: -1px; }

.form-submit-btn {
  margin-top: var(--space-3);
}

.form-group { margin-bottom: var(--space-3); position: relative; }
.form-group label { display: block; margin-bottom: var(--space-1); font-weight: 600; color: var(--text-dark); font-size: 0.75rem; letter-spacing: 2px; text-transform: uppercase; font-family: var(--font-heading); }

.form-group input, .form-group textarea {
  width: 100%;
  padding: var(--space-2) var(--space-2);
  border: 2px solid var(--border-color);
  background: var(--bg-light);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  border-radius: 0;
}

.form-group input::placeholder, .form-group textarea::placeholder {
  color: rgba(71, 85, 105, 0.5);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: white;
  box-shadow: inset 4px 0 0 var(--primary), 0 0 0 3px rgba(26, 146, 232, 0.1);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-1);
  margin-top: var(--space-2);
}
.form-checkbox input[type="checkbox"] {
  width: auto;
  margin-top: 4px;
}
.form-checkbox label {
  font-size: 0.85rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-gray);
  margin-bottom: 0;
  text-transform: none;
  letter-spacing: 0;
}

.error-text { color: var(--error); font-size: 0.85rem; margin-top: var(--space-1); display: none; }
.form-group.has-error input, .form-group.has-error textarea { border-color: var(--error); background: #fef2f2; }
.form-group.has-error .error-text { display: block; }

.error-text.checkbox-error {
  position: absolute;
  bottom: -20px;
  left: 0;
  width: 100%;
}

.success-message {
  display: none;
  background: #ecfdf5;
  color: #059669;
  padding: var(--space-2);
  margin-top: var(--space-3);
  text-align: center;
  font-weight: 500;
  border: 1px solid #34d399;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { background: var(--secondary); color: rgba(255,255,255,0.7); padding-top: var(--space-10); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: var(--space-8); margin-bottom: var(--space-10); }

.footer-logo { display: block; }
.footer-col h4 { color: white; font-size: 1.25rem; margin-bottom: var(--space-4); }
.footer-col ul li { margin-bottom: var(--space-2); }
.footer-col ul li a:hover { color: var(--primary); padding-left: var(--space-1); }

.social-links { display: flex; gap: var(--space-2); margin-top: var(--space-4); }
.social-links a {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.05); color: white; font-size: 20px; transition: var(--transition);
}
.social-links a:hover { background: var(--primary); transform: translateY(-var(--space-1)); }

.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: var(--space-4) 0; text-align: center; font-size: 0.875rem; }

/* ==========================================================================
   Floating Elements
   ========================================================================== */
.floating-contact { position: fixed; right: 24px; bottom: 24px; display: flex; flex-direction: column; gap: 16px; z-index: 99; }
.float-btn {
  width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 28px; color: white; box-shadow: var(--shadow-hover); cursor: pointer; border: none; transition: var(--transition);
}
.float-btn:hover { transform: translateY(-6px); box-shadow: 0 10px 25px rgba(0,0,0,0.3); }
.float-wa { background-color: #25D366; }
.float-call { background-color: var(--primary); }
.float-popup { background-color: var(--secondary); }

/* ==========================================================================
   Modal
   ========================================================================== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(17,24,39,0.8); z-index: 10000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--transition); padding: 24px; backdrop-filter: blur(8px);
}
.modal-overlay.active { opacity: 1; visibility: visible; }

.modal-content {
  background: white; width: 100%; max-width: 550px; padding: 48px; position: relative;
  transform: translateY(40px); transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); max-height: 90vh; overflow-y: auto;
}
.modal-overlay.active .modal-content { transform: translateY(0); }

.modal-close { position: absolute; top: 24px; right: 24px; background: none; border: none; font-size: 28px; cursor: pointer; color: var(--text-gray); transition: var(--transition); }
.modal-close:hover { color: var(--error); transform: rotate(90deg); }

.modal-header { text-align: center; margin-bottom: 40px; }
.modal-header h2 { font-size: 2.25rem; margin-bottom: 16px; }

/* ==========================================================================
   Animations
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(50px); transition: all 1s cubic-bezier(0.5, 0, 0, 1); }
.reveal.active { opacity: 1; transform: translateY(0); }

/* Stagger animation delays */
.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }
.reveal.delay-4 { transition-delay: 0.4s; }
.reveal.delay-5 { transition-delay: 0.5s; }

@keyframes spin { 100% { transform: rotate(360deg); } }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title { font-size: 4.5rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
  .about-container, .invest-container, .contact-grid { column-gap: var(--space-8); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); border: none; gap: var(--space-3); }
  .feature-item { border: 1px solid var(--border-color); }
  .hero-overlay { background: linear-gradient(90deg, rgba(15,23,42,0.95) 0%, rgba(15,23,42,0.8) 50%, rgba(15,23,42,0.3) 100%); }
}

@media (max-width: 768px) {
  .header-logo-img { height: 60px; transform: scale(1.1); }
  .nav-list, .header-actions:not(.mobile-nav .header-actions) { display: none; }
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0F172A !important;
    z-index: 2001;
    background: none;
    padding: var(--space-1);
  }
  
  .services-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .head-card { grid-template-columns: 1fr; gap: var(--space-4); text-align: center; }
  .head-avatar { width: 100px; height: 100px; }
  .about-container, .invest-container, .contact-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .about-image { order: -1; }
  
  .hero-title { font-size: 3.5rem; margin-top: var(--space-5); }
  .hero-content { padding-right: 0; text-align: left; }
  .hero-buttons { flex-direction: column; width: 100%; }
  .hero-overlay { background: rgba(15,23,42,0.85); }
  
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  
  .section { padding: var(--section-padding-sm); }
  .page-header { padding: 140px 0 60px; }
  .contact-form-wrapper { padding: var(--space-5) var(--space-3); }
}

@media (max-width: 576px) {
  .hero-title { font-size: 2.5rem; }
  .team-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .features-grid, .stats-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .project-card img { height: 350px; }
  .header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100%;
    z-index: 2000;
    background: #fff !important;
    border-bottom: 1px solid #eee;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
  }
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0F172A !important;
    z-index: 2001;
    background: none;
    padding: var(--space-1);
  }
}
header,
.site-header,
.navbar {
  position: static !important;
  top: auto !important;
}
header a,
header .menu li a {
  color: #000 !important;
}
header .btn,
header .button {
  color: #000 !important;
  border-color: #000 !important;
}