/* ==========================================================================
   Apex Designs & Prints - Premium Business Website Design System
   Brand Colors:
   - Cyan Blue: #079BD3
   - Magenta:   #D90072
   - Yellow:    #F2DB00
   - Black:     #171717
   - White:     #FFFFFF
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & CSS Variables
   -------------------------------------------------------------------------- */
:root {
  /* Brand Colors */
  --c-cyan: #079BD3;
  --c-cyan-light: #e6f6fc;
  --c-cyan-hover: #0584b5;
  --c-magenta: #D90072;
  --c-magenta-light: #fbe6f1;
  --c-magenta-hover: #ba0062;
  --c-yellow: #F2DB00;
  --c-yellow-light: #fefce6;
  --c-black: #171717;
  --c-black-soft: #242424;
  --c-white: #FFFFFF;

  /* Neutrals */
  --c-gray-50: #F9FAFB;
  --c-gray-100: #F3F4F6;
  --c-gray-200: #E5E7EB;
  --c-gray-300: #D1D5DB;
  --c-gray-400: #9CA3AF;
  --c-gray-500: #6B7280;
  --c-gray-600: #4B5563;
  --c-gray-700: #374151;
  --c-gray-800: #1F2937;
  --c-gray-900: #111827;

  /* WhatsApp Brand */
  --c-whatsapp: #25D366;
  --c-whatsapp-hover: #20bd5a;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --container-max: 1280px;
  --container-pad: clamp(1rem, 4vw, 2.5rem);
  --section-pad: clamp(4rem, 8vw, 7.5rem);

  /* Elevation & Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 35px -5px rgba(0, 0, 0, 0.12), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-card-hover: 0 16px 32px -4px rgba(7, 155, 211, 0.12), 0 8px 16px -6px rgba(217, 0, 114, 0.08);

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

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

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--c-black-soft);
  background-color: var(--c-white);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
}

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

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Selection Color */
::selection {
  background-color: var(--c-cyan-light);
  color: var(--c-cyan-hover);
}

/* --------------------------------------------------------------------------
   3. Typography Hierarchy
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--c-black);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  font-weight: 800;
}

h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  color: var(--c-gray-600);
  font-size: 1.05rem;
}

.text-lead {
  font-size: clamp(1.1rem, 1.8vw, 1.25rem);
  line-height: 1.6;
  color: var(--c-gray-600);
}

.text-sm {
  font-size: 0.875rem;
}

.text-xs {
  font-size: 0.75rem;
}

.text-uppercase {
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* --------------------------------------------------------------------------
   4. Layout & Containers
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

.section {
  padding-top: var(--section-pad);
  padding-bottom: var(--section-pad);
  position: relative;
  scroll-margin-top: 80px;
}

.section-light {
  background-color: var(--c-gray-50);
}

.section-white {
  background-color: var(--c-white);
}

.section-dark {
  background-color: var(--c-black);
  color: var(--c-white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--c-white);
}

.section-dark p {
  color: var(--c-gray-300);
}

/* Section Headers */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}

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

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
  margin-bottom: 0.75rem;
}

.section-eyebrow.magenta {
  color: var(--c-magenta);
}

.section-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.section-description {
  margin-top: 1rem;
  color: var(--c-gray-600);
}

/* --------------------------------------------------------------------------
   5. Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.8125rem 1.625rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background-color: var(--c-black);
  color: var(--c-white);
  box-shadow: 0 4px 12px rgba(23, 23, 23, 0.15);
}

.btn-primary:hover {
  background-color: var(--c-cyan);
  color: var(--c-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(7, 155, 211, 0.3);
}

.btn-secondary {
  background-color: var(--c-white);
  color: var(--c-black);
  border: 1px solid var(--c-gray-300);
}

.btn-secondary:hover {
  border-color: var(--c-black);
  background-color: var(--c-gray-50);
  transform: translateY(-2px);
}

.btn-cyan {
  background-color: var(--c-cyan);
  color: var(--c-white);
}

.btn-cyan:hover {
  background-color: var(--c-cyan-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(7, 155, 211, 0.35);
}

.btn-magenta {
  background-color: var(--c-magenta);
  color: var(--c-white);
}

.btn-magenta:hover {
  background-color: var(--c-magenta-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(217, 0, 114, 0.35);
}

.btn-whatsapp {
  background-color: var(--c-whatsapp);
  color: var(--c-white);
}

.btn-whatsapp:hover {
  background-color: var(--c-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
}

.btn-white {
  background-color: var(--c-white);
  color: var(--c-black);
}

.btn-white:hover {
  background-color: var(--c-gray-100);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.btn-sm {
  padding: 0.5625rem 1.125rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.0625rem;
}

.btn-text {
  padding: 0;
  background: none;
  color: var(--c-black);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 0;
}

.btn-text:hover {
  color: var(--c-cyan);
}

.btn-text.cyan {
  color: var(--c-cyan);
}

.btn-text.cyan:hover {
  color: var(--c-cyan-hover);
}

/* --------------------------------------------------------------------------
   6. Header & Navigation Bar
   -------------------------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: all var(--transition-fast);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

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

.brand-logo:hover {
  opacity: 0.9;
}

.brand-logo-img {
  height: 44px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--c-gray-700);
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--c-black);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-magenta));
  transition: width var(--transition-normal);
}

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

.nav-link.active {
  color: var(--c-black);
}

.nav-cta {
  display: flex;
  align-items: center;
}

/* Mobile Toggle Hamburger */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  border-radius: var(--radius-sm);
  background: var(--c-gray-100);
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--c-black);
  transition: all var(--transition-fast);
  border-radius: 2px;
}

.mobile-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-menu {
  position: fixed;
  top: 80px;
  left: 0;
  width: 100%;
  height: calc(100vh - 80px);
  background-color: var(--c-white);
  padding: 2rem var(--container-pad);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow-y: auto;
  z-index: 99;
  border-top: 1px solid var(--c-gray-200);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-20px);
  transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
}

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

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-black);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--c-gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-link.active {
  color: var(--c-cyan);
}

.mobile-footer {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-gray-200);
}

/* --------------------------------------------------------------------------
   7. Hero Section (index.html)
   -------------------------------------------------------------------------- */
.hero {
  padding-top: clamp(2.5rem, 5vw, 4.5rem);
  padding-bottom: clamp(3.5rem, 6vw, 6rem);
  overflow: hidden;
  background: radial-gradient(circle at 10% 20%, rgba(7, 155, 211, 0.04) 0%, transparent 40%),
              radial-gradient(circle at 90% 70%, rgba(217, 0, 114, 0.03) 0%, transparent 40%),
              var(--c-white);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero-content {
  max-width: 620px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  background-color: var(--c-cyan-light);
  border: 1px solid rgba(7, 155, 211, 0.2);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--c-cyan-hover);
  margin-bottom: 1.5rem;
}

.hero-badge-cmyk {
  display: flex;
  gap: 4px;
}

.hero-badge-cmyk span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.hero-badge-cmyk .c { background-color: var(--c-cyan); }
.hero-badge-cmyk .m { background-color: var(--c-magenta); }
.hero-badge-cmyk .y { background-color: var(--c-yellow); }
.hero-badge-cmyk .k { background-color: var(--c-black); }

.hero-title {
  margin-bottom: 1.5rem;
}

.hero-title .accent-cyan {
  color: var(--c-cyan);
}

.hero-title .accent-magenta {
  color: var(--c-magenta);
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.6;
  color: var(--c-gray-600);
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Editorial Hero Collage */
.hero-visual {
  position: relative;
}

.hero-collage {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(12, 1fr);
  aspect-ratio: 1 / 1;
  max-width: 540px;
  margin: 0 auto;
}

.collage-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.collage-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.collage-main {
  grid-column: 1 / 10;
  grid-row: 1 / 10;
  z-index: 2;
  border: 4px solid var(--c-white);
}

.collage-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.collage-sub-1 {
  grid-column: 7 / 13;
  grid-row: 6 / 13;
  z-index: 3;
  border: 4px solid var(--c-white);
}

.collage-sub-1 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.collage-badge {
  position: absolute;
  bottom: 8%;
  left: -5%;
  z-index: 4;
  background-color: var(--c-white);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.875rem;
  border-left: 4px solid var(--c-cyan);
}

.collage-badge-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: var(--c-cyan-light);
  color: var(--c-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.collage-badge-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--c-black);
}

.collage-badge-text {
  font-size: 0.75rem;
  color: var(--c-gray-500);
}

/* Subtle decorative registration marks */
.cmyk-mark {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 40px;
  height: 40px;
  border: 1px dashed var(--c-magenta);
  border-radius: 50%;
  opacity: 0.5;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   8. Introduction Section (Split Layout)
   -------------------------------------------------------------------------- */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.split-layout.reverse {
  direction: rtl;
}

.split-layout.reverse > * {
  direction: ltr;
}

.split-image-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.split-image {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.split-image-wrapper:hover .split-image {
  transform: scale(1.03);
}

.split-accent-badge {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  background-color: rgba(23, 23, 23, 0.9);
  backdrop-filter: blur(8px);
  color: var(--c-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  max-width: 260px;
  border-left: 3px solid var(--c-yellow);
}

.split-accent-badge p {
  color: var(--c-gray-300);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* --------------------------------------------------------------------------
   9. Category Cards Grid (index.html & products.html)
   -------------------------------------------------------------------------- */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.category-card {
  background-color: var(--c-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-gray-200);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(7, 155, 211, 0.3);
}

.category-image-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--c-gray-100);
}

.category-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.category-card:hover .category-image {
  transform: scale(1.06);
}

.category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(4px);
  padding: 0.3125rem 0.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-black);
  box-shadow: var(--shadow-sm);
}

.category-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.category-title {
  margin-bottom: 0.75rem;
  font-size: 1.35rem;
  transition: color var(--transition-fast);
}

.category-card:hover .category-title {
  color: var(--c-cyan);
}

.category-desc {
  font-size: 0.9375rem;
  color: var(--c-gray-600);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1.75rem;
}

.product-tag {
  background-color: var(--c-gray-100);
  color: var(--c-gray-700);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-sm);
}

.category-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px solid var(--c-gray-100);
}

/* --------------------------------------------------------------------------
   10. Why Choose Apex (Feature Blocks)
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.feature-card {
  background-color: var(--c-white);
  padding: 2.25rem 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-gray-200);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: transparent;
  transition: background-color var(--transition-fast);
}

.feature-card:nth-child(1):hover::before { background-color: var(--c-cyan); }
.feature-card:nth-child(2):hover::before { background-color: var(--c-magenta); }
.feature-card:nth-child(3):hover::before { background-color: var(--c-yellow); }
.feature-card:nth-child(4):hover::before { background-color: var(--c-black); }

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: transform var(--transition-fast);
}

.feature-card:hover .feature-icon-wrap {
  transform: scale(1.08);
}

.icon-cyan { background-color: var(--c-cyan-light); color: var(--c-cyan); }
.icon-magenta { background-color: var(--c-magenta-light); color: var(--c-magenta); }
.icon-yellow { background-color: var(--c-yellow-light); color: #9c8a00; }
.icon-black { background-color: var(--c-gray-100); color: var(--c-black); }

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--c-gray-600);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   11. Featured Works & Portfolio Grid
   -------------------------------------------------------------------------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--c-gray-100);
  aspect-ratio: 4 / 3;
  cursor: pointer;
}

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

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

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(23, 23, 23, 0) 30%, rgba(23, 23, 23, 0.88) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.75rem;
  opacity: 0.95;
  transition: opacity var(--transition-fast);
}

.portfolio-category {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-yellow);
  margin-bottom: 0.35rem;
}

.portfolio-title {
  color: var(--c-white);
  font-size: 1.25rem;
}

/* --------------------------------------------------------------------------
   12. Our Process Section
   -------------------------------------------------------------------------- */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
  margin-top: 3rem;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 38px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--c-gray-300), var(--c-gray-300) 8px, transparent 8px, transparent 16px);
  z-index: 1;
}

.process-step {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 0.5rem;
}

.step-number-wrap {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background-color: var(--c-white);
  border: 2px solid var(--c-gray-200);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--c-black);
  transition: all var(--transition-fast);
}

.process-step:hover .step-number-wrap {
  border-color: var(--c-cyan);
  background-color: var(--c-cyan-light);
  color: var(--c-cyan);
  transform: translateY(-4px);
}

.step-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--c-gray-600);
}

/* --------------------------------------------------------------------------
   13. CTA Banner Section
   -------------------------------------------------------------------------- */
.cta-banner {
  background: linear-gradient(135deg, var(--c-black) 0%, #202020 100%);
  border-radius: var(--radius-xl);
  padding: clamp(3rem, 6vw, 4.5rem) clamp(1.5rem, 4vw, 3.5rem);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(7, 155, 211, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 20%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 0, 114, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 650px;
  margin: 0 auto;
}

.cta-content h2 {
  color: var(--c-white);
  margin-bottom: 1rem;
}

.cta-content p {
  color: var(--c-gray-300);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

/* --------------------------------------------------------------------------
   14. Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: #111111;
  color: var(--c-gray-400);
  padding-top: 5rem;
  padding-bottom: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
  color: var(--c-gray-400);
  font-size: 0.9375rem;
  margin-top: 1.25rem;
  max-width: 320px;
}

.footer-heading {
  font-family: var(--font-heading);
  color: var(--c-white);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  color: var(--c-gray-400);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
}

.footer-link:hover {
  color: var(--c-white);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9375rem;
}

.footer-contact-icon {
  color: var(--c-cyan);
  font-size: 1.125rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  font-size: 0.875rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-creator {
  font-size: 0.8125rem;
  color: var(--c-gray-400);
}

.creator-link {
  color: var(--c-cyan);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.creator-link:hover {
  color: var(--c-white);
}

.social-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-white);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--c-cyan);
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   15. Floating WhatsApp Button
   -------------------------------------------------------------------------- */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  background-color: var(--c-whatsapp);
  color: var(--c-white);
  padding: 0.75rem 1.25rem 0.75rem 0.875rem;
  border-radius: var(--radius-full);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.floating-whatsapp:hover {
  background-color: var(--c-whatsapp-hover);
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
  color: var(--c-white);
}

.whatsapp-icon-inner {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.whatsapp-icon-inner svg {
  display: block;
}

.whatsapp-text {
  display: inline-block;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   16. Page Hero (about.html, products.html, gallery.html, contact.html)
   -------------------------------------------------------------------------- */
.page-hero {
  padding-top: clamp(3rem, 6vw, 5rem);
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
  background-color: var(--c-gray-50);
  border-bottom: 1px solid var(--c-gray-200);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero-content {
  max-width: 740px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.page-hero-title {
  margin-bottom: 1rem;
}

.page-hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--c-gray-600);
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--c-gray-500);
  font-weight: 500;
}

.breadcrumb a:hover {
  color: var(--c-cyan);
}

.breadcrumb-separator {
  color: var(--c-gray-400);
}

/* --------------------------------------------------------------------------
   17. Products Page (products.html) Custom Elements & Editorial Catalog
   -------------------------------------------------------------------------- */
/* Sticky Category Filter Tabs */
.category-nav-bar {
  position: sticky;
  top: 80px;
  z-index: 90;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-gray-200);
  padding: 0.875rem 0;
  transition: all var(--transition-fast);
}

.category-nav-list {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding: 0.25rem 0;
}

.category-nav-list::-webkit-scrollbar {
  display: none;
}

.category-nav-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.125rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--c-gray-700);
  background-color: var(--c-gray-100);
  border: 1px solid transparent;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.category-nav-item:hover {
  background-color: var(--c-gray-200);
  color: var(--c-black);
}

.category-nav-item.active {
  background-color: var(--c-black);
  color: var(--c-white);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.category-nav-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  font-size: 0.72rem;
  background-color: rgba(0, 0, 0, 0.08);
  color: inherit;
}

.category-nav-item.active .category-nav-count {
  background-color: rgba(255, 255, 255, 0.25);
  color: var(--c-white);
}

/* Detailed Category Section */
.product-category-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--c-gray-200);
  scroll-margin-top: 140px;
}

.product-category-section:last-of-type {
  border-bottom: none;
}

/* Category Showcase Header Box */
.category-showcase-header {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  margin-bottom: 3rem;
  background: var(--c-white);
  border: 1px solid var(--c-gray-200);
  border-radius: var(--radius-xl);
  padding: clamp(1.75rem, 4vw, 3rem);
  box-shadow: var(--shadow-sm);
}

.category-showcase-content {
  display: flex;
  flex-direction: column;
}

.category-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background-color: var(--c-cyan-light);
  color: var(--c-cyan-hover);
  margin-bottom: 1rem;
  width: fit-content;
}

.category-badge-pill.magenta {
  background-color: var(--c-magenta-light);
  color: var(--c-magenta-hover);
}

.category-badge-pill.yellow {
  background-color: var(--c-yellow-light);
  color: #8f7f00;
}

.category-showcase-title {
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  margin-bottom: 0.875rem;
}

.category-showcase-desc {
  font-size: 1.05rem;
  color: var(--c-gray-600);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.category-spec-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.category-spec-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  background-color: var(--c-gray-100);
  color: var(--c-gray-700);
  border-radius: var(--radius-sm);
}

.category-showcase-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 16 / 10;
}

.category-showcase-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.category-showcase-image-wrap:hover .category-showcase-image {
  transform: scale(1.04);
}

.category-image-tag {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  background: rgba(23, 23, 23, 0.85);
  backdrop-filter: blur(6px);
  color: var(--c-white);
  padding: 0.4rem 0.875rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* Detailed Product Cards Grid */
.products-catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.products-catalog-grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.products-catalog-grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.product-catalog-card {
  background-color: var(--c-white);
  border: 1px solid var(--c-gray-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
}

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

.product-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.product-card-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--c-gray-100);
  color: var(--c-black);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.product-catalog-card:hover .product-card-icon-wrap {
  background-color: var(--c-cyan-light);
  color: var(--c-cyan);
  transform: scale(1.06);
}

.product-card-number {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-gray-400);
}

.product-card-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-black);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.product-card-desc {
  font-size: 0.875rem;
  color: var(--c-gray-600);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.product-card-btn {
  margin-top: auto;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  background-color: var(--c-gray-100);
  color: var(--c-gray-800);
  border: 1px solid var(--c-gray-300);
  transition: all var(--transition-fast);
}

.product-card-btn:hover {
  background-color: var(--c-whatsapp);
  border-color: var(--c-whatsapp);
  color: var(--c-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
}

.product-card-btn svg {
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   18. Gallery Page (gallery.html) & Lightbox
   -------------------------------------------------------------------------- */
.gallery-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-bottom: 3rem;
}

.gallery-filter-btn {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5625rem 1.25rem;
  border-radius: var(--radius-full);
  background-color: var(--c-gray-100);
  color: var(--c-gray-700);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.gallery-filter-btn:hover {
  background-color: var(--c-gray-200);
  color: var(--c-black);
}

.gallery-filter-btn.active {
  background-color: var(--c-black);
  color: var(--c-white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  background-color: var(--c-gray-100);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.gallery-item.hidden {
  display: none;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(23, 23, 23, 0) 30%, rgba(23, 23, 23, 0.88) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.75rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-category {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-yellow);
}

.gallery-item-title {
  color: var(--c-white);
  font-size: 1.15rem;
  margin-top: 0.25rem;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background-color: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.lightbox-modal.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 900px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 75vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
}

.lightbox-caption {
  margin-top: 1rem;
  text-align: center;
  color: var(--c-white);
}

.lightbox-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
}

.lightbox-category {
  font-size: 0.875rem;
  color: var(--c-gray-400);
}

.lightbox-close {
  position: absolute;
  top: -45px;
  right: 0;
  width: 40px;
  height: 40px;
  color: var(--c-white);
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: background var(--transition-fast);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* --------------------------------------------------------------------------
   19. Contact Page (contact.html)
   -------------------------------------------------------------------------- */
.contact-quick-bar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 2.75rem;
}

.quick-bar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.1rem 1.5rem;
  border-radius: var(--radius-lg);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  text-align: center;
}

.quick-bar-call {
  background-color: var(--c-cyan-light);
  color: var(--c-cyan-hover);
  border: 1px solid rgba(7, 155, 211, 0.25);
}

.quick-bar-call:hover {
  background-color: var(--c-cyan);
  color: var(--c-white);
  box-shadow: 0 6px 18px rgba(7, 155, 211, 0.28);
  transform: translateY(-2px);
}

.quick-bar-wa {
  background-color: #e8f9ee;
  color: #128C7E;
  border: 1px solid rgba(37, 211, 102, 0.35);
}

.quick-bar-wa:hover {
  background-color: var(--c-whatsapp);
  color: var(--c-white);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.3);
  transform: translateY(-2px);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-card {
  background-color: var(--c-gray-50);
  border: 1px solid var(--c-gray-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  overflow-wrap: anywhere;
  word-break: break-word;
  transition: all var(--transition-fast);
}

.contact-card:hover {
  border-color: var(--c-cyan);
  background-color: var(--c-white);
  box-shadow: var(--shadow-md);
}

.contact-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.contact-card-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.contact-card-text {
  font-size: 0.9375rem;
  color: var(--c-gray-600);
  line-height: 1.5;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.contact-card-text a {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.visiting-card-box {
  background-color: var(--c-gray-50);
  border: 1px dashed var(--c-gray-300);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  text-align: center;
}

.visiting-card-label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-gray-600);
  margin-bottom: 0.875rem;
}

.visiting-card-wrapper {
  max-width: 320px;
  margin: 0 auto;
}

.visiting-card-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: block;
  margin: 0 auto;
}

.visiting-card-note {
  font-size: 0.8125rem;
  color: var(--c-gray-500);
  margin-top: 0.75rem;
  margin-bottom: 0;
  line-height: 1.45;
}

.contact-form-card {
  background-color: var(--c-white);
  border: 1px solid var(--c-gray-200);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 3rem);
  box-shadow: var(--shadow-lg);
}

.contact-form-title {
  margin-bottom: 0.5rem;
}

.contact-form-subtitle {
  margin-bottom: 2rem;
  font-size: 0.9375rem;
  color: var(--c-gray-600);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-row-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--c-black);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.8125rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-gray-300);
  background-color: var(--c-white);
  font-size: 1rem;
  color: var(--c-black);
  box-sizing: border-box;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(7, 155, 211, 0.15);
}

.form-control.error {
  border-color: var(--c-magenta);
}

.form-error-msg {
  font-size: 0.75rem;
  color: var(--c-magenta);
  margin-top: 0.35rem;
  display: none;
}

.form-control.error + .form-error-msg {
  display: block;
}

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

.contact-submit-btn {
  width: 100%;
  white-space: normal;
  text-align: center;
  line-height: 1.35;
  padding: 1rem 1.5rem;
  gap: 0.625rem;
}

.map-container {
  margin-top: 3.5rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--c-gray-200);
  box-shadow: var(--shadow-md);
  height: 380px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* --------------------------------------------------------------------------
   20. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-content {
    max-width: 100%;
    text-align: center;
  }
  
  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    max-width: 480px;
    margin: 0 auto;
  }

  .split-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .split-layout.reverse {
    direction: ltr;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .products-catalog-grid,
  .products-catalog-grid.cols-2,
  .products-catalog-grid.cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .category-showcase-header {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-container {
    height: 70px;
  }

  .brand-logo-img {
    height: 36px;
  }

  .nav-menu {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .mobile-menu {
    top: 70px;
    height: calc(100vh - 70px);
  }

  /* Hero Section Mobile Optimization */
  .hero {
    padding-top: 2rem;
    padding-bottom: 3.5rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 0.25rem;
  }

  .hero-badge {
    margin-bottom: 1.15rem;
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
  }

  .hero-title {
    font-size: clamp(2.1rem, 8vw, 2.75rem);
    line-height: 1.15;
    margin-bottom: 1.15rem;
  }

  .hero-subtitle {
    font-size: 0.985rem;
    line-height: 1.6;
    margin-bottom: 1.75rem;
    padding: 0 0.25rem;
  }

  .hero-actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }

  .hero-actions .btn {
    width: 100%;
    padding: 0.875rem 1.5rem;
    font-size: 0.9375rem;
  }

  /* Hero Visual Collage Mobile */
  .hero-visual {
    max-width: 340px;
    width: 100%;
    margin: 1rem auto 0;
    padding: 0 0.5rem 1.5rem;
  }

  .hero-collage {
    max-width: 100%;
    aspect-ratio: 1 / 1;
  }

  .collage-badge {
    position: absolute;
    bottom: -10px;
    left: 4%;
    right: 4%;
    padding: 0.75rem 1rem;
    gap: 0.625rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border-left: 3px solid var(--c-cyan);
  }

  .collage-badge-icon {
    width: 32px;
    height: 32px;
    font-size: 1rem;
    flex-shrink: 0;
  }

  .collage-badge-title {
    font-size: 0.8125rem;
  }

  .collage-badge-text {
    font-size: 0.6875rem;
  }

  .cmyk-mark {
    display: none;
  }

  /* Global Page Hero (About, Products, Gallery, Contact) */
  .page-hero {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }

  .page-hero-title {
    font-size: clamp(1.85rem, 7.5vw, 2.4rem);
    line-height: 1.2;
    margin-bottom: 0.75rem;
  }

  .page-hero-subtitle {
    font-size: 0.95rem;
    line-height: 1.55;
    padding: 0 0.25rem;
  }

  .breadcrumb {
    margin-bottom: 0.75rem;
    font-size: 0.8125rem;
  }

  /* Section Spacing */
  .section {
    padding-top: 3.25rem;
    padding-bottom: 3.25rem;
    scroll-margin-top: 70px;
  }

  .section-header {
    margin-bottom: 2.25rem;
  }

  .section-header h2 {
    font-size: clamp(1.6rem, 6.5vw, 2.1rem);
    line-height: 1.22;
  }

  /* About Us Page Mobile */
  .split-image-wrapper {
    border-radius: var(--radius-lg);
  }

  .split-image {
    height: 250px;
    object-fit: cover;
  }

  .split-accent-badge {
    position: static;
    margin-top: 0.875rem;
    max-width: 100%;
    border-radius: var(--radius-md);
    padding: 0.875rem 1rem;
    font-size: 0.8125rem;
  }

  .vision-mission-card {
    padding: 1.75rem 1.25rem !important;
  }

  /* Products & Services Page Mobile */
  .category-nav-bar {
    top: 70px !important;
    padding: 0.5rem 0;
  }

  .category-nav-list {
    gap: 0.4rem;
    padding: 0 0.5rem;
  }

  .category-nav-item {
    padding: 0.375rem 0.8125rem;
    font-size: 0.78rem;
    white-space: nowrap;
  }

  .product-category-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
    scroll-margin-top: 120px;
  }

  .category-showcase-header {
    grid-template-columns: 1fr;
    padding: 1.5rem 1.25rem;
    border-radius: var(--radius-lg);
    gap: 1.5rem;
    margin-bottom: 1.75rem;
  }

  .category-showcase-title {
    font-size: 1.45rem;
  }

  .category-showcase-desc {
    font-size: 0.9rem;
    margin-bottom: 1rem;
  }

  .category-spec-chips {
    gap: 0.35rem;
    margin-bottom: 1.25rem;
  }

  .category-spec-chip {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
  }

  .products-catalog-grid,
  .products-catalog-grid.cols-2,
  .products-catalog-grid.cols-3 {
    grid-template-columns: 1fr !important;
    gap: 1.15rem;
  }

  .product-catalog-card {
    padding: 1.25rem 1.15rem;
  }

  .product-card-name {
    font-size: 1.05rem;
  }

  .product-card-desc {
    font-size: 0.825rem;
    margin-bottom: 1rem;
  }

  /* Gallery Page Mobile */
  .gallery-filters {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.5rem;
    gap: 0.4rem;
    margin-bottom: 1.75rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

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

  .gallery-filter-btn {
    padding: 0.45rem 0.875rem;
    font-size: 0.8rem;
    flex-shrink: 0;
    white-space: nowrap;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .gallery-item {
    border-radius: var(--radius-md);
  }

  /* Touch overlay always visible on mobile so title is readable without hover */
  .gallery-item-overlay {
    opacity: 1;
    background: linear-gradient(180deg, rgba(23, 23, 23, 0) 35%, rgba(23, 23, 23, 0.9) 100%);
    padding: 1.25rem 1rem;
  }

  .gallery-item-title {
    font-size: 1.05rem;
  }

  .lightbox-content {
    padding: 0.5rem;
    max-width: 95vw;
  }

  .lightbox-img {
    max-height: 65vh;
  }

  .lightbox-close {
    top: -42px;
    right: 0;
    width: 36px;
    height: 36px;
    font-size: 1.5rem;
  }

  /* Global Button Text Wrapping on Mobile */
  .btn {
    white-space: normal;
  }

  /* Contact Page Mobile */
  .contact-quick-bar {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
  }

  .quick-bar-btn {
    padding: 0.875rem 1rem;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
  }

  .contact-grid {
    display: flex;
    flex-direction: column;
    gap: 2.25rem;
  }

  .contact-form-card {
    order: 1; /* Form appears prominently first on mobile for immediate access */
    padding: 1.5rem 1.15rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
  }

  .contact-info-cards {
    order: 2;
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
  }

  .form-row-2col {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .form-control {
    font-size: 16px !important; /* Prevents iOS Safari auto-zoom */
    min-height: 48px;
    padding: 0.8125rem 0.875rem;
  }

  .contact-submit-btn {
    white-space: normal !important;
    text-align: center;
    line-height: 1.35;
    padding: 0.95rem 1.25rem;
    font-size: 1rem;
  }

  .contact-form-title {
    font-size: 1.35rem;
    line-height: 1.25;
  }

  .contact-form-subtitle {
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
  }

  .contact-card {
    padding: 1.15rem 1rem;
    gap: 0.875rem;
  }

  .contact-card-title {
    font-size: 0.985rem;
  }

  .contact-card-text {
    font-size: 0.875rem;
  }

  .contact-icon-box {
    width: 42px;
    height: 42px;
    font-size: 1.15rem;
  }

  .visiting-card-box {
    padding: 1.25rem 1rem;
  }

  .map-container {
    margin-top: 2rem;
    height: 250px;
    border-radius: var(--radius-lg);
  }

  /* CTA Banner Across All Pages */
  .cta-banner {
    padding: 2.5rem 1.25rem;
    border-radius: var(--radius-lg);
  }

  .cta-content h2 {
    font-size: clamp(1.6rem, 6.5vw, 2.2rem);
    line-height: 1.2;
  }

  .cta-content p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }

  .cta-content .btn {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }

  .categories-grid,
  .features-grid,
  .portfolio-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .process-timeline {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .process-timeline::before {
    display: none;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  /* Mobile Floating WhatsApp: Hide text, keep icon centered and visible */
  .floating-whatsapp .whatsapp-text {
    display: none !important;
  }

  .floating-whatsapp {
    width: 56px;
    height: 56px;
    padding: 0;
    border-radius: 50%;
    display: flex !important;
    align-items: center;
    justify-content: center;
    bottom: 22px;
    right: 20px;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
    z-index: 9999;
  }

  .floating-whatsapp .whatsapp-icon-inner {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
  }

  .floating-whatsapp .whatsapp-icon-inner svg {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .contact-form-card {
    padding: 1.25rem 0.9rem;
  }

  .contact-card {
    padding: 1rem 0.8rem;
    gap: 0.75rem;
  }

  .visiting-card-box {
    padding: 1rem 0.75rem;
  }

  .form-group {
    margin-bottom: 1.15rem;
  }

  .page-hero-title {
    font-size: 1.75rem;
  }
}