/* ==========================================================================
   ElevateStack - Master Design System & Stylesheet
   elevatestack.in | Modern, Premium, Conversion-Focused Web Architecture
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Color Palette - Obsidian Deep Dark Mode */
  --bg-base: #06080d;
  --bg-surface-1: #0b0f17;
  --bg-surface-2: #101622;
  --bg-surface-3: #161e2e;
  --bg-card: rgba(16, 22, 34, 0.75);
  --bg-card-hover: rgba(22, 30, 46, 0.9);
  --bg-glass: rgba(11, 15, 23, 0.82);

  /* Accents & Brand Gradients */
  --accent-cyan: #06b6d4;
  --accent-sky: #38bdf8;
  --accent-indigo: #6366f1;
  --accent-purple: #a855f7;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;

  --grad-primary: linear-gradient(135deg, #38bdf8 0%, #6366f1 52%, #a855f7 100%);
  --grad-cyan-indigo: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --grad-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --grad-dark-card: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
  --grad-glow-radial: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.18) 0%, rgba(6, 182, 212, 0.06) 45%, transparent 75%);

  /* Text & Content */
  --text-pure: #ffffff;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-faint: #64748b;
  --text-dark: #07090e;

  /* Borders & Highlights */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-glow: rgba(56, 189, 248, 0.35);
  --border-indigo: rgba(99, 102, 241, 0.4);

  /* Shadows */
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.35);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow-cyan: 0 0 35px -5px rgba(6, 182, 212, 0.25);
  --shadow-glow-indigo: 0 0 40px -5px rgba(99, 102, 241, 0.3);
  --shadow-glow-emerald: 0 0 30px -5px rgba(16, 185, 129, 0.25);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Sizing & Layout */
  --container-max: 1240px;
  --container-narrow: 880px;
  --header-height: 76px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;

  /* Transitions */
  --trans-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --trans-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --trans-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-main);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

body {
  min-height: 100vh;
  line-height: 1.65;
  font-size: 1rem;
  background-color: var(--bg-base);
  background-image: 
    radial-gradient(at 15% 15%, rgba(99, 102, 241, 0.08) 0px, transparent 50%),
    radial-gradient(at 85% 20%, rgba(6, 182, 212, 0.07) 0px, transparent 50%),
    radial-gradient(at 50% 80%, rgba(139, 92, 246, 0.05) 0px, transparent 60%);
  background-attachment: fixed;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
  position: relative;
}

/* Grid overlay background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--trans-fast), opacity var(--trans-fast);
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* --- Container & Grid Helpers --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
  position: relative;
  z-index: 1;
}

.container-narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-top: 100px;
  padding-bottom: 100px;
  position: relative;
}

.section-sm {
  padding-top: 60px;
  padding-bottom: 60px;
}

/* --- Typography Utilities --- */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-pure);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.heading-xl {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.heading-lg {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.18;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.heading-md {
  font-size: clamp(1.3rem, 2.2vw, 1.85rem);
  font-weight: 600;
  line-height: 1.3;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.heading-sm {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.4;
}

.text-gradient {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.text-gradient-cyan {
  background: var(--grad-cyan-indigo);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.lead {
  font-size: clamp(1.02rem, 1.6vw, 1.25rem);
  color: var(--text-muted);
  font-weight: 400;
  line-height: 1.65;
  overflow-wrap: break-word;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.section-header .lead {
  margin-top: 14px;
}

/* --- Badges & Pills --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  backdrop-filter: blur(10px);
  max-width: 100%;
}

.badge-tech {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.3);
  color: #a5b4fc;
}

.badge-cyan {
  background: rgba(6, 182, 212, 0.1);
  border-color: rgba(6, 182, 212, 0.3);
  color: #67e8f9;
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseEmerald 2s infinite;
  flex-shrink: 0;
}

@keyframes pulseEmerald {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

/* --- Buttons & CTAs --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--trans-normal);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  user-select: none;
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 8px 24px -6px rgba(99, 102, 241, 0.5);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -4px rgba(99, 102, 241, 0.7);
  color: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--text-pure);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25D366;
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 8px 20px -4px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
  background: #20bd5a;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -4px rgba(37, 211, 102, 0.6);
  color: #ffffff;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 34px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.arrow-icon {
  transition: transform var(--trans-fast);
}

.btn:hover .arrow-icon {
  transform: translateX(4px);
}

/* --- Cards & Glass Surfaces --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 32px 28px;
  transition: all var(--trans-normal);
  position: relative;
  overflow: hidden;
}

.card-glow-hover:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card), var(--shadow-glow-cyan);
  transform: translateY(-4px);
}

/* --- Navigation Bar --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(6, 8, 13, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: background-color var(--trans-normal), border-color var(--trans-normal);
}

.site-header.scrolled {
  background: rgba(6, 8, 13, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-wrapper {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-pure);
}

.brand-logo svg {
  flex-shrink: 0;
}

.brand-stack {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-pure);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--grad-primary);
  border-radius: var(--radius-pill);
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: var(--bg-base);
  backdrop-filter: blur(24px);
  border-top: 1px solid var(--border-subtle);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--trans-normal), opacity var(--trans-normal);
  z-index: 999;
}

.mobile-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mobile-nav-link {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

/* --- Hero Section --- */
.hero-section {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 90px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.hero-content h1 {
  margin-top: 6px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-faint);
  font-size: 0.88rem;
  margin-top: 8px;
}

.hero-trust svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
}

/* Hero Visual & Abstract Stack UI */
.hero-visual-wrapper {
  position: relative;
  max-width: 100%;
}

.hero-visual-stack {
  position: relative;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), var(--shadow-glow-cyan);
  overflow: visible;
  max-width: 100%;
}

.hero-mockup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 18px;
  gap: 8px;
}

.window-dots {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.window-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.window-dots span:nth-child(1) { background-color: #ef4444; }
.window-dots span:nth-child(2) { background-color: #f59e0b; }
.window-dots span:nth-child(3) { background-color: #10b981; }

.mockup-url-bar {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mockup-body {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-1);
}

.mockup-body img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform var(--trans-smooth);
}

.hero-visual-stack:hover .mockup-body img {
  transform: scale(1.02);
}

/* Floating Glass Micro-Cards */
.floating-stat-card {
  position: absolute;
  background: rgba(11, 15, 23, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 100%;
}

.floating-stat-top {
  top: -24px;
  right: -20px;
  animation: floatSlow 6s ease-in-out infinite;
}

.floating-stat-bottom {
  bottom: -24px;
  left: -20px;
  animation: floatSlow 6s ease-in-out 3s infinite;
}

@keyframes floatSlow {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.stat-icon-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.stat-icon-circle.emerald {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
}

.stat-info-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--text-faint);
  letter-spacing: 0.05em;
  font-weight: 600;
}

.stat-info-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-pure);
}

/* --- Value Strip --- */
.value-strip-section {
  padding: 28px 0;
  background: var(--bg-surface-1);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.value-strip-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  align-items: center;
}

.value-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 8px 12px;
  border-right: 1px solid var(--border-subtle);
}

.value-item:last-child {
  border-right: none;
}

.value-item svg {
  color: var(--accent-sky);
  flex-shrink: 0;
}

/* --- Services Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 36px 30px;
  height: 100%;
}

.service-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #818cf8;
  margin-bottom: 24px;
  transition: all var(--trans-normal);
}

.service-card:hover .service-icon-box {
  background: var(--grad-primary);
  color: #ffffff;
  transform: scale(1.08);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
}

.service-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-bottom: 6px;
}

.service-card h3 {
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.service-features li svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
  width: 15px;
  height: 15px;
}

.service-link-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-sky);
  margin-top: auto;
  transition: gap var(--trans-fast);
}

.service-link-cta:hover {
  gap: 12px;
  color: var(--text-pure);
}

/* --- Why Choose ElevateStack --- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  padding: 32px 24px;
}

.why-number {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--grad-cyan-indigo);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
}

.why-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.why-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Process Timeline --- */
.process-wrapper {
  position: relative;
  margin-top: 30px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}

.process-step {
  position: relative;
  padding: 28px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: all var(--trans-normal);
}

.process-step:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.process-step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--accent-sky);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 18px;
}

.process-step h4 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.process-step p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* --- Portfolio Showcase Grid --- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.portfolio-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  transition: all var(--trans-normal);
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.7);
}

.portfolio-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--bg-surface-1);
}

.portfolio-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--trans-smooth);
}

.portfolio-card:hover .portfolio-img-wrap img {
  transform: scale(1.04);
}

.portfolio-content {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.portfolio-industry {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-cyan);
  font-weight: 600;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
  margin-bottom: 22px;
}

.tag-pill {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: #ffffff;
  margin-top: auto;
  font-size: 0.95rem;
}

.portfolio-link:hover {
  color: var(--accent-sky);
}

/* --- Technology Grid --- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.tech-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  transition: all var(--trans-normal);
}

.tech-card:hover {
  background: var(--bg-surface-2);
  border-color: var(--border-glow);
  transform: translateY(-3px);
}

.tech-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-pure);
}

.tech-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-pure);
  overflow-wrap: break-word;
  word-break: break-word;
}

.tech-desc {
  font-size: 0.78rem;
  color: var(--text-faint);
}

/* --- Business Personas Grid --- */
.personas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.persona-card {
  padding: 30px 26px;
}

.persona-icon-badge {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.persona-card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.persona-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* --- Results / Conceptual Impact --- */
.results-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.result-card {
  padding: 32px 24px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--trans-normal);
}

.result-card:hover {
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-3px);
}

.result-index {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 14px;
}

.result-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.result-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Testimonials & Review Framework --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--accent-emerald);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  margin-bottom: 18px;
  font-weight: 600;
  text-transform: uppercase;
}

.testimonial-body {
  font-size: 0.96rem;
  color: var(--text-main);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author-box {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}

.author-avatar-placeholder {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #ffffff;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.author-meta-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-pure);
}

.author-meta-sub {
  font-size: 0.8rem;
  color: var(--text-faint);
}

/* --- FAQ Accordion --- */
.faq-accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--trans-normal);
}

.faq-item.active {
  border-color: var(--border-glow);
  background: var(--bg-surface-2);
}

.faq-question-btn {
  width: 100%;
  padding: 22px 26px;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-pure);
  cursor: pointer;
  gap: 16px;
}

.faq-chevron {
  color: var(--accent-cyan);
  transition: transform var(--trans-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.3s ease;
  padding: 0 26px;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  padding-bottom: 24px;
}

/* --- Final CTA Section --- */
.final-cta-section {
  padding: 100px 0;
  position: relative;
}

.final-cta-box {
  background: linear-gradient(135deg, rgba(16, 22, 34, 0.95) 0%, rgba(11, 15, 23, 0.98) 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  text-align: center;
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, 0.8), var(--shadow-glow-cyan);
  position: relative;
  overflow: hidden;
}

.final-cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 140%;
  height: 200%;
  background: var(--grad-glow-radial);
  pointer-events: none;
}

.final-cta-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
}

.final-cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 32px;
}

.direct-contact-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  text-align: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  font-size: 0.92rem;
  color: var(--text-main);
  margin-top: 24px;
  max-width: 100%;
}

/* --- Contact & Enquiry Form Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 56px;
  align-items: start;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-card-direct {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.contact-detail-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-icon-bubble {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--accent-sky);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-text h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  color: var(--text-faint);
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.contact-detail-text p, .contact-detail-text a {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-pure);
}

/* Form Elements */
.enquiry-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-label span.req {
  color: #ef4444;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 13px 18px;
  color: var(--text-pure);
  font-size: 0.95rem;
  outline: none;
  transition: all var(--trans-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent-sky);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.form-input::placeholder, .form-textarea::placeholder {
  color: var(--text-faint);
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  appearance: none;
  -webkit-appearance: none;
  padding-right: 42px;
}

.form-select option {
  background: var(--bg-surface-2);
  color: var(--text-pure);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* --- Footer --- */
.site-footer {
  background: #040508;
  border-top: 1px solid var(--border-subtle);
  padding-top: 80px;
  padding-bottom: 40px;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand-col p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-pure);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--text-pure);
  transform: translateX(3px);
  display: inline-block;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-faint);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-legal-links {
  display: flex;
  gap: 20px;
}

.footer-legal-links a:hover {
  color: var(--text-muted);
}

/* --- Mobile Floating Sticky CTA Bar --- */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(11, 15, 23, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-glow);
  padding: 10px 14px;
  z-index: 998;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.6);
}

.mobile-sticky-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 500px;
  margin: 0 auto;
  width: 100%;
}

.mobile-sticky-inner .btn {
  flex: 1;
  padding: 11px 12px;
  font-size: 0.88rem;
  white-space: nowrap;
}

/* --- Interactive Modal / Project Brief Drawer --- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 6, 9, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--trans-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.9), var(--shadow-glow-indigo);
  transform: translateY(20px);
  transition: transform var(--trans-normal);
  position: relative;
}

.modal-overlay.active .modal-card {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--trans-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-pure);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 80px;
  right: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: calc(100vw - 32px);
}

.toast {
  background: var(--bg-surface-3);
  border: 1px solid var(--border-glow);
  color: var(--text-pure);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  font-weight: 500;
  animation: slideInToast 0.3s ease forwards;
}

@keyframes slideInToast {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* --- Media Queries & Responsiveness --- */
@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .nav-menu, .nav-actions .btn {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .section {
    padding-top: 60px;
    padding-bottom: 60px;
  }
  .hero-section {
    padding-top: calc(var(--header-height) + 30px);
    padding-bottom: 50px;
  }
  .value-strip-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .value-item {
    border-right: none;
    justify-content: flex-start;
    padding: 6px 8px;
    font-size: 0.88rem;
  }
  .services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .why-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .tech-card {
    padding: 16px 12px;
  }
  .tech-name {
    font-size: 0.88rem;
    word-break: break-word;
  }
  .tech-desc {
    font-size: 0.72rem;
  }
  .results-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .personas-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .form-grid-2 {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .hero-visual-stack {
    padding: 16px;
    border-radius: var(--radius-lg);
  }
  .floating-stat-card {
    position: static;
    width: 100%;
    margin: 10px 0;
    padding: 10px 14px;
    box-shadow: none;
    animation: none;
  }
  .floating-stat-top {
    margin-bottom: 12px;
  }
  .floating-stat-bottom {
    margin-top: 12px;
  }
  .mobile-sticky-bar {
    display: block;
  }
  body {
    padding-bottom: 74px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .final-cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .final-cta-actions .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .heading-xl {
    font-size: 2.1rem;
    line-height: 1.15;
  }
  .heading-lg {
    font-size: 1.7rem;
  }
  .heading-md {
    font-size: 1.35rem;
  }
  .lead {
    font-size: 0.98rem;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-group .btn {
    width: 100%;
  }
  .value-strip-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .value-item {
    padding: 8px 10px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-sm);
  }
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .service-card {
    padding: 24px 18px;
  }
  .portfolio-content {
    padding: 20px 16px;
  }
  .why-card {
    padding: 24px 18px;
  }
  .process-step {
    padding: 20px 16px;
  }
  .result-card {
    padding: 22px 18px;
  }
  .persona-card {
    padding: 22px 18px;
  }
  .contact-card-direct {
    padding: 20px 16px;
  }
  .enquiry-form-card {
    padding: 24px 16px;
  }
  .final-cta-box {
    padding: 32px 18px;
  }
  .modal-card {
    padding: 24px 18px;
  }
}