/* ==========================================================================
   Inforag Technology — Official Company Portfolio Stylesheet
   Pure Vanilla CSS | Modern, Responsive, Enterprise-Grade
   ========================================================================== */

/* --- 1. CSS Variables & Brand Design Tokens --- */
:root {
  /* Brand colors aligned with Inforag official logo */
  --brand-orange: #E06937;
  --brand-orange-light: #F27C4B;
  --brand-orange-dark: #C65424;
  --brand-glow: rgba(224, 105, 55, 0.25);
  
  --primary: #E06937;
  --primary-light: #F27C4B;
  --primary-dark: #C65424;
  
  --dark-hero: #111827;
  --dark-text: #0f172a;
  --dark-surface: #1e293b;
  --dark-footer: #0f172a;
  
  --text-main: #334155;
  --text-muted: #64748b;
  --text-light: #f8fafc;
  --text-white: #ffffff;
  
  --bg-page: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-card: #ffffff;
  
  --border-light: rgba(148, 163, 184, 0.2);
  --border-subtle: #e2e8f0;
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 35px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 9999px;
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 2. CSS Reset & Global Rules --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 85px;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  position: relative;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-smooth);
}

button {
  cursor: pointer;
  border: none;
  background: transparent;
  font-family: inherit;
  transition: var(--transition-smooth);
}

ul {
  list-style: none;
}

.section-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- 3. Buttons & Component Badges --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: var(--transition-smooth);
}

.btn-dark {
  background-color: var(--dark-hero);
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(17, 24, 39, 0.2);
}

.btn-dark:hover {
  background-color: #000000;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(17, 24, 39, 0.3);
}

.btn-outline {
  background-color: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
  color: var(--dark-hero);
  border: 2px solid rgba(17, 24, 39, 0.25);
}

.btn-outline:hover {
  background-color: #ffffff;
  border-color: #ffffff;
  transform: translateY(-2px);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(224, 105, 55, 0.12);
  color: var(--brand-orange-dark);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 16px;
  border: 1px solid rgba(224, 105, 55, 0.25);
}

/* --- 4. Site Header & Sticky Navbar --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition-smooth);
  background-color: #ffffff !important;
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.site-header.scrolled {
  background-color: #ffffff !important;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid #e2e8f0;
}

.header-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.company-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  display: block;
}

.main-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--dark-text);
  letter-spacing: 0.5px;
  position: relative;
  padding: 6px 0;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--brand-orange);
  transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: var(--brand-orange);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta {
  background-color: var(--dark-hero);
  color: #ffffff !important;
  padding: 9px 22px;
  border-radius: var(--radius-pill);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background-color: var(--brand-orange);
  color: #ffffff !important;
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 6px;
  border-radius: 8px;
  background: rgba(17, 24, 39, 0.05);
  border: 1px solid rgba(17, 24, 39, 0.1);
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle .bar {
  width: 22px;
  height: 2.5px;
  background-color: var(--dark-hero);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}

/* Hamburger to X transformation */
.menu-toggle.active .bar:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
  background-color: var(--brand-orange);
}

.menu-toggle.active .bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.menu-toggle.active .bar:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
  background-color: var(--brand-orange);
}

/* --- 5. Corporate Hero Section --- */
.hero-section {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 95px 0 45px 0;
  background: 
    radial-gradient(circle at 85% 25%, rgba(224, 105, 55, 0.20) 0%, transparent 45%),
    radial-gradient(circle at 15% 75%, rgba(224, 105, 55, 0.10) 0%, transparent 50%),
    linear-gradient(135deg, rgba(11, 15, 25, 0.82) 0%, rgba(17, 24, 39, 0.76) 50%, rgba(11, 15, 25, 0.84) 100%),
    url('https://images.unsplash.com/photo-1497366216548-37526070297c?q=80&w=1800&auto=format&fit=crop') center/cover no-repeat;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -50px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(224, 105, 55, 0.14) 0%, rgba(224, 105, 55, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 50px;
  position: relative;
  z-index: 2;
}

.hero-content {
  padding-right: 15px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(224, 105, 55, 0.12);
  border: 1px solid rgba(224, 105, 55, 0.3);
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 12.5px;
  font-weight: 700;
  color: #FF8A50;
  letter-spacing: 0.8px;
  margin-bottom: 22px;
  backdrop-filter: blur(8px);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background-color: var(--brand-orange);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--brand-orange);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(42px, 5.8vw, 76px);
  font-weight: 900;
  line-height: 1.08;
  color: #ffffff;
  margin-bottom: 22px;
  letter-spacing: -1.5px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.hero-title-highlight {
  background: linear-gradient(135deg, #FF8A50 0%, #E06937 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-tagline {
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 400;
  color: #cbd5e1;
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-actions .btn-dark {
  background: var(--brand-orange);
  color: #ffffff;
  box-shadow: 0 8px 24px var(--brand-glow);
}

.hero-actions .btn-dark:hover {
  background: var(--brand-orange-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(224, 105, 55, 0.4);
}

.hero-actions .btn-outline {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.hero-actions .btn-outline:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: #ffffff;
  transform: translateY(-2px);
}

/* Hero Right Team Image */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.visual-wrapper {
  position: relative;
  max-width: 520px;
  width: 100%;
}

.visual-frame {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.55), 0 0 25px rgba(224, 105, 55, 0.15);
  border: 2px solid rgba(255, 255, 255, 0.16);
}

.hero-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  display: block;
}

/* --- 6. About Us Section --- */
.about-section {
  padding: 110px 0 100px 0;
  background-color: #ffffff;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 60px;
}

.about-visual-col {
  position: relative;
}

.about-img-card {
  position: relative;
  border-radius: 28px;
  overflow: visible;
}

.about-main-img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
}

.exp-badge {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: rgba(17, 24, 39, 0.94);
  backdrop-filter: blur(12px);
  color: #ffffff;
  padding: 18px 24px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  border: 2px solid var(--brand-orange);
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 290px;
  z-index: 5;
  transition: var(--transition-smooth);
}

.exp-number {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 900;
  color: var(--brand-orange);
  line-height: 1;
  flex-shrink: 0;
}

.exp-label {
  font-size: 13px;
  font-weight: 600;
  color: #e2e8f0;
  line-height: 1.35;
}

.about-content-col {
  padding-left: 10px;
}

.about-headline {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--dark-hero);
  margin-bottom: 22px;
  letter-spacing: -0.8px;
}

.about-description {
  font-size: 16.5px;
  color: var(--text-main);
  line-height: 1.75;
  margin-bottom: 36px;
}

/* Skills & Animated Progress Bars */
.skills-wrapper {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: 38px;
}

.skill-item {
  background: var(--bg-subtle);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.skill-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.skill-name {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--dark-hero);
}

.skill-name i {
  color: var(--brand-orange);
  font-size: 15px;
}

.skill-percentage {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 800;
  color: var(--brand-orange);
}

.progress-track {
  width: 100%;
  height: 8px;
  background-color: #e2e8f0;
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, #E06937 0%, #f59e0b 100%);
  transition: width 1.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 10px var(--brand-glow);
}

/* Value Feature Boxes */
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding-top: 10px;
}

.feat-box {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.feat-box i {
  font-size: 22px;
  color: var(--brand-orange);
  margin-top: 3px;
}

.feat-box strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--dark-hero);
  margin-bottom: 3px;
}

.feat-box p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.45;
}

/* --- 7. Portfolio Section (Matching Reference Image 3) --- */
.portfolio-section {
  padding: 100px 0 110px 0;
  background-color: #f8fafc;
  border-top: 1px solid var(--border-subtle);
}

.section-title-wrap {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 40px auto;
}

.section-heading {
  font-family: var(--font-heading);
  font-size: clamp(32px, 3.8vw, 46px);
  font-weight: 800;
  color: var(--dark-hero);
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.section-subheading {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Filter Pills Bar */
.portfolio-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--dark-text);
  background-color: #ffffff;
  border: 1px solid #cbd5e1;
  transition: var(--transition-smooth);
}

.filter-btn:hover {
  border-color: var(--dark-hero);
  background-color: #f1f5f9;
}

.filter-btn.active {
  background-color: var(--dark-hero);
  color: #ffffff;
  border-color: var(--dark-hero);
  box-shadow: 0 4px 14px rgba(17, 24, 39, 0.2);
}

.filter-btn[data-filter="bestwork"] {
  border-color: rgba(224, 105, 55, 0.4);
  background-color: #fffaf7;
}

.filter-btn[data-filter="bestwork"].active {
  background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  border-color: var(--brand-orange);
  box-shadow: 0 4px 16px rgba(224, 105, 55, 0.25);
  color: #ffffff;
}

/* Portfolio Grid & Cards */
/* Portfolio Grid & Cards (Direct Clickable Links) */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.portfolio-card {
  display: flex;
  flex-direction: column;
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  position: relative;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 35px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  border-color: rgba(224, 105, 55, 0.5);
}

.card-thumb {
  position: relative;
  height: 240px;
  overflow: hidden;
  background-color: #f1f5f9;
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
}

.portfolio-card:hover .card-thumb img {
  transform: scale(1.08);
}

/* Floating Category Tag on Image */
.card-badge-floating {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(17, 24, 39, 0.88);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 2;
}

/* Hover Overlay with Live Website Indicator */
.card-visit-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.2) 0%, rgba(17, 24, 39, 0.9) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #ffffff;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 3;
}

.portfolio-card:hover .card-visit-overlay {
  opacity: 1;
  visibility: visible;
}

.overlay-text {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.overlay-btn-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand-orange);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  box-shadow: 0 4px 14px rgba(224, 105, 55, 0.5);
}

/* Card Details */
.card-details {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-cat {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--brand-orange);
  text-transform: uppercase;
  letter-spacing: 0.7px;
  margin-bottom: 6px;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--dark-hero);
  margin-bottom: 8px;
  line-height: 1.35;
  transition: var(--transition-smooth);
}

.portfolio-card:hover .card-title {
  color: var(--brand-orange);
}

.card-summary {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}

.card-link-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-orange);
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.card-link-cta i {
  transition: transform 0.25s ease;
}

.portfolio-card:hover .card-link-cta i {
  transform: translateX(4px);
}

/* --- 8. Logo-Matched Brand Footer --- */
.site-footer {
  background-color: #ffffff;
  color: var(--text-muted);
  padding: 42px 0 38px 0;
  border-top: 3px solid var(--brand-orange);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.03);
}

.footer-simple-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
}

.footer-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
}

.footer-copy {
  font-size: 14px;
  color: #64748b;
}

.footer-copy strong {
  color: var(--dark-hero);
  font-weight: 700;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-links a,
.footer-contact-trigger {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--dark-hero);
  transition: var(--transition-smooth);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.footer-links a:hover,
.footer-contact-trigger:hover {
  color: var(--brand-orange);
}

/* --- 9. Floating WhatsApp Button & Interactive Contact Modal --- */

/* Floating WhatsApp Button */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 58px;
  height: 58px;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #ffffff !important;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45);
  z-index: 9999;
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  text-decoration: none;
  cursor: pointer;
}

.floating-whatsapp:hover {
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.6);
  color: #ffffff !important;
}

/* Pulsating wave effect */
.floating-whatsapp::before {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px solid #25D366;
  animation: waPulseWave 2.2s infinite cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

@keyframes waPulseWave {
  0% {
    transform: scale(0.92);
    opacity: 0.85;
  }
  60% {
    transform: scale(1.3);
    opacity: 0;
  }
  100% {
    transform: scale(1.38);
    opacity: 0;
  }
}

.floating-whatsapp-tooltip {
  position: absolute;
  right: 70px;
  background: #111827;
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: var(--transition-smooth);
  pointer-events: none;
}

.floating-whatsapp:hover .floating-whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* Interactive Contact Modal */
.contact-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.contact-modal.active {
  opacity: 1;
  visibility: visible;
}

.contact-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.contact-modal-card {
  position: relative;
  width: 100%;
  max-width: 500px;
  background: #ffffff;
  border-radius: 24px;
  padding: 34px 30px 24px 30px;
  box-shadow: 0 25px 65px -10px rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(224, 105, 55, 0.3);
  transform: translateY(24px) scale(0.96);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 2;
}

.contact-modal.active .contact-modal-card {
  transform: translateY(0) scale(1);
}

.contact-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f1f5f9;
  color: var(--dark-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  border: 1px solid #e2e8f0;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.contact-modal-close:hover {
  background: #fee2e2;
  color: #ef4444;
  transform: rotate(90deg);
}

.contact-modal-header {
  margin-bottom: 24px;
  text-align: left;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(224, 105, 55, 0.12);
  color: var(--brand-orange);
  font-family: var(--font-heading);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
}

.contact-modal-header h3 {
  font-family: var(--font-heading);
  font-size: 23px;
  font-weight: 800;
  color: var(--dark-hero);
  letter-spacing: -0.5px;
  margin-bottom: 6px;
}

.contact-modal-header p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.55;
}

.contact-modal-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 22px;
}

.contact-channel-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition-smooth);
}

.contact-channel-card:hover {
  border-color: rgba(224, 105, 55, 0.4);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
  background: #ffffff;
}

.channel-main {
  display: flex;
  align-items: center;
  gap: 14px;
}

.channel-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
}

.phone-icon {
  background: rgba(37, 211, 102, 0.14);
  color: #128C7E;
}

.email-icon {
  background: rgba(224, 105, 55, 0.14);
  color: var(--brand-orange);
}

.channel-info {
  display: flex;
  flex-direction: column;
}

.channel-label {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.channel-value {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 800;
  color: var(--dark-hero);
  text-decoration: none;
}

.channel-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.channel-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 13.5px;
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.channel-btn.btn-call {
  background: var(--dark-hero);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(17, 24, 39, 0.2);
}

.channel-btn.btn-call:hover {
  background: #000000;
  transform: translateY(-2px);
  color: #ffffff;
}

.channel-btn.btn-whatsapp {
  background: #25D366;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.channel-btn.btn-whatsapp:hover {
  background: #1eb857;
  transform: translateY(-2px);
  color: #ffffff;
}

.channel-btn.btn-email {
  background: var(--brand-orange);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--brand-glow);
  width: 100%;
}

.channel-btn.btn-email:hover {
  background: var(--brand-orange-light);
  transform: translateY(-2px);
  color: #ffffff;
}

.contact-modal-footer {
  text-align: center;
  padding-top: 14px;
  border-top: 1px solid #f1f5f9;
}

.contact-modal-footer span {
  font-size: 12px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}


/* --- 10. Comprehensive Responsive Media Queries --- */

/* Tablets & Small Laptops (<= 1080px) */
@media (max-width: 1080px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    padding-right: 0;
  }

  .hero-tagline {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-visual-col {
    max-width: 620px;
    margin: 0 auto;
    width: 100%;
  }

  .about-content-col {
    padding-left: 0;
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .exp-badge {
    bottom: 20px;
    right: 20px;
    padding: 16px 20px;
    max-width: 270px;
    gap: 14px;
  }

  .exp-number {
    font-size: 36px;
  }

  .exp-label {
    font-size: 12.5px;
  }
}

/* Tablets in Portrait & Larger Phones (<= 768px) */
@media (max-width: 768px) {
  /* Navigation & Header */
  .site-header {
    background-color: #ffffff !important;
  }

  .header-container {
    padding: 12px 20px;
  }

  .company-logo-img {
    height: 38px;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background-color: #ffffff;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid var(--border-subtle);
    padding: 24px 20px;
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    transition: clip-path 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .main-nav.active {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  .main-nav .nav-list {
    flex-direction: column;
    gap: 16px;
    align-items: stretch;
    text-align: center;
  }

  .nav-link {
    font-size: 15px;
    padding: 10px 0;
  }

  .nav-cta {
    display: block;
    width: 100%;
    text-align: center;
    padding: 12px 20px;
  }

  /* Hero Section */
  .hero-section {
    padding: 95px 0 45px 0;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 100vw;
    overflow: hidden;
    box-sizing: border-box;
  }

  .hero-section::before {
    display: none;
  }

  .hero-container {
    width: 100%;
    max-width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 32px;
    margin: 0 auto;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
    max-width: 100%;
    padding: 0;
    margin: 0 auto;
  }

  .hero-badge {
    padding: 6px 14px;
    font-size: 11.5px;
    margin-bottom: 16px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-title {
    font-size: clamp(32px, 8vw, 44px);
    letter-spacing: -1px;
    margin-bottom: 16px;
    text-align: center;
    width: 100%;
  }

  .hero-tagline {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 24px;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    max-width: 520px;
  }

  .hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    padding: 13px 20px;
    font-size: 14px;
  }

  .hero-visual {
    width: 100%;
    max-width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
  }

  .visual-wrapper {
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
  }

  .visual-frame {
    border-radius: 20px;
    margin: 0 auto;
  }

  .hero-img {
    height: 250px;
    margin: 0 auto;
  }

  /* About Us Section */
  .about-section {
    padding: 65px 0 60px 0;
  }

  .about-main-img {
    height: 280px;
    border-radius: 20px;
  }

  .about-img-card {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .exp-badge {
    position: relative;
    bottom: auto;
    right: auto;
    margin: -32px auto 10px auto;
    width: calc(100% - 32px);
    max-width: 330px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px 22px;
    background: #111827;
    border-radius: 18px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
    border: 2px solid var(--brand-orange);
    z-index: 10;
  }

  .exp-number {
    font-size: 38px;
    line-height: 1;
    color: var(--brand-orange);
    flex-shrink: 0;
  }

  .exp-label {
    font-size: 13px;
    line-height: 1.35;
    color: #f1f5f9;
    text-align: left;
  }

  .about-headline {
    font-size: clamp(22px, 5.5vw, 30px);
    margin-bottom: 16px;
  }

  .about-description {
    font-size: 15px;
    line-height: 1.65;
    margin-bottom: 28px;
  }

  .skill-item {
    padding: 14px 16px;
  }

  .skill-name {
    font-size: 14px;
  }

  .skill-percentage {
    font-size: 14px;
  }

  .about-features {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .feat-box {
    background: var(--bg-subtle);
    padding: 14px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
  }

  /* Portfolio Section */
  .portfolio-section {
    padding: 65px 0 75px 0;
  }

  .section-title-wrap {
    margin-bottom: 28px;
  }

  .section-heading {
    font-size: clamp(26px, 6vw, 34px);
  }

  .section-subheading {
    font-size: 14.5px;
  }

  /* Horizontal Scrollable Filter Bar on Mobile (App-like swipe) */
  .portfolio-filters {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding: 4px 4px 14px 4px;
    margin: 0 0 28px 0;
    gap: 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .portfolio-filters::-webkit-scrollbar {
    display: none;
  }

  .filter-btn {
    flex-shrink: 0;
    white-space: nowrap;
    font-size: 12px;
    padding: 8px 16px;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .card-thumb {
    height: 220px;
  }

  .card-details {
    padding: 18px 18px;
  }

  .card-title {
    font-size: 17px;
  }

  .card-summary {
    font-size: 13px;
  }

  /* Footer */
  .site-footer {
    padding: 30px 0;
  }

  .footer-simple-container {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }

  .footer-links {
    justify-content: center;
    gap: 18px;
  }

  /* Floating WhatsApp on Mobile */
  .floating-whatsapp {
    bottom: 20px;
    right: 20px;
    width: 52px;
    height: 52px;
    font-size: 28px;
  }

  .floating-whatsapp-tooltip {
    display: none;
  }

  /* Contact Modal on Mobile */
  .contact-modal {
    padding: 16px;
  }

  .contact-modal-card {
    padding: 28px 18px 20px 18px;
    border-radius: 20px;
    max-width: 100%;
  }

  .contact-modal-header h3 {
    font-size: 20px;
  }

  .contact-channel-card {
    padding: 14px 14px;
    gap: 12px;
  }

  .channel-actions {
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }

  .channel-btn {
    width: 100%;
  }
}

/* Small Mobile Screens (<= 400px) */
@media (max-width: 400px) {
  .section-container,
  .hero-container {
    padding: 0 16px;
  }

  .header-container {
    padding: 10px 16px;
  }

  .company-logo-img {
    height: 34px;
  }

  .hero-title {
    font-size: 30px;
  }

  .hero-tagline {
    font-size: 14px;
  }

  .hero-actions .btn {
    font-size: 13.5px;
    padding: 12px 18px;
  }

  .hero-img {
    height: 220px;
  }

  .about-main-img {
    height: 240px;
  }

  .card-thumb {
    height: 195px;
  }

  .exp-badge {
    width: calc(100% - 16px);
    margin-top: -22px;
    padding: 12px 14px;
    gap: 10px;
  }

  .exp-number {
    font-size: 30px;
  }

  .exp-label {
    font-size: 11px;
    line-height: 1.3;
  }
}