/*
Theme Name: UniqueEco Chemical Gypsum
Theme URI: https://www.uniqueeco.in
Author: UniqueEco
Author URI: https://www.uniqueeco.in
Description: Professional product page theme for UniqueEco - Manufacturer of Chemical Gypsum for Cement and Agricultural use.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: uniqueeco-gypsum
Tags: business, manufacturing, chemical, gypsum, agriculture, cement
*/

/* ===== BASE RESET & TYPOGRAPHY ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #1f2937;
  background: #ffffff;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul, ol {
  list-style: none;
}

/* ===== UTILITY CLASSES ===== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 640px) {
  .container { padding: 0 1.5rem; }
}

@media (min-width: 1024px) {
  .container { padding: 0 2rem; }
}

.section-padding {
  padding: 4rem 0;
}

@media (min-width: 768px) {
  .section-padding { padding: 6rem 0; }
}

.section-padding-lg {
  padding: 5rem 0;
}

@media (min-width: 768px) {
  .section-padding-lg { padding: 7rem 0; }
}

.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }

.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

/* ===== GRID SYSTEM ===== */
.grid { display: grid; gap: 2rem; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: repeat(2, 1fr); }

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* ===== NAVIGATION ===== */
.site-nav {
  background: #ffffff;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: #15803d;
}

.nav-logo span {
  color: #1f2937;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
}

.nav-links a {
  color: #374151;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #16a34a;
}

.nav-cta {
  background: #16a34a;
  color: #ffffff !important;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-weight: 500;
  transition: background 0.3s;
}

.nav-cta:hover {
  background: #15803d;
}

.mobile-menu-btn {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

@media (min-width: 768px) {
  .mobile-menu-btn { display: none; }
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
  color: #374151;
}

.mobile-menu {
  display: none;
  padding-bottom: 1rem;
}

.mobile-menu.active {
  display: block;
}

@media (min-width: 768px) {
  .mobile-menu { display: none !important; }
}

.mobile-menu a {
  display: block;
  padding: 0.5rem 1rem;
  color: #374151;
}

.mobile-menu a:hover {
  color: #16a34a;
}

.mobile-menu .nav-cta {
  display: block;
  text-align: center;
  margin-top: 0.5rem;
  border-radius: 0.75rem;
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  background: linear-gradient(135deg, #166534, #15803d, #059669);
  color: #ffffff;
  overflow: hidden;
  padding: 5rem 0;
}

@media (min-width: 768px) {
  .hero { padding: 7rem 0; }
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  opacity: 0.1;
  pointer-events: none;
}

.hero-bg-shapes .circle-1 {
  position: absolute;
  top: 5rem;
  left: 2.5rem;
  width: 18rem;
  height: 18rem;
  background: #ffffff;
  border-radius: 50%;
  filter: blur(60px);
}

.hero-bg-shapes .circle-2 {
  position: absolute;
  bottom: 5rem;
  right: 2.5rem;
  width: 24rem;
  height: 24rem;
  background: #fde047;
  border-radius: 50%;
  filter: blur(60px);
}

.hero-content {
  position: relative;
  z-index: 10;
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 768px) {
  .hero-content { grid-template-columns: 1fr 1fr; }
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .hero h1 { font-size: 3rem; }
}

@media (min-width: 1024px) {
  .hero h1 { font-size: 3.75rem; }
}

.hero h1 .highlight {
  color: #fde047;
}

.hero-description {
  font-size: 1.125rem;
  color: #dcfce7;
  margin-bottom: 2rem;
  line-height: 1.8;
}

@media (min-width: 768px) {
  .hero-description { font-size: 1.25rem; }
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-primary {
  background: #facc15;
  color: #1f2937;
  padding: 0.75rem 2rem;
  border-radius: 9999px;
  font-weight: 700;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transition: background 0.3s;
  display: inline-block;
}

.btn-primary:hover {
  background: #fde047;
}

.btn-secondary {
  border: 2px solid #ffffff;
  color: #ffffff;
  padding: 0.75rem 2rem;
  border-radius: 9999px;
  font-weight: 700;
  transition: all 0.3s;
  display: inline-block;
}

.btn-secondary:hover {
  background: #ffffff;
  color: #166534;
}

.hero-image-wrapper {
  display: none;
  position: relative;
}

@media (min-width: 768px) {
  .hero-image-wrapper { display: flex; justify-content: center; }
}

.hero-image-box {
  width: 20rem;
  height: 20rem;
  border-radius: 1.5rem;
  overflow: hidden;
  border: 4px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.hero-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-purity-badge {
  position: absolute;
  top: -1rem;
  right: -1rem;
  background: #facc15;
  color: #1f2937;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  text-align: center;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  line-height: 1.2;
}

.hero-formula-badge {
  position: absolute;
  bottom: -1rem;
  left: -1rem;
  background: #ffffff;
  color: #166534;
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.hero-formula-badge .formula {
  font-weight: 700;
  font-size: 0.875rem;
}

.hero-formula-badge .formula-name {
  font-size: 0.75rem;
  color: #6b7280;
}

.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}

/* ===== STATS BAR ===== */
.stats-bar {
  padding: 2rem 0;
  background: #ffffff;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  text-align: center;
}

@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

.stat-item {
  padding: 1rem;
}

.stat-number {
  font-size: 1.875rem;
  font-weight: 700;
  color: #15803d;
}

@media (min-width: 768px) {
  .stat-number { font-size: 2.25rem; }
}

.stat-label {
  color: #4b5563;
  margin-top: 0.25rem;
}

/* ===== ABOUT SECTION ===== */
.about-section {
  background: #f9fafb;
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}

.section-badge {
  display: inline-block;
  background: #dcfce7;
  color: #15803d;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.section-badge-dark {
  background: rgba(20, 83, 45, 0.5);
  color: #4ade80;
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .section-title { font-size: 2.25rem; }
}

.about-text {
  color: #4b5563;
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.check-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.check-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: #dcfce7;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #16a34a;
  font-weight: 700;
}

.check-label {
  color: #374151;
  font-weight: 500;
}

.composition-card {
  background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
  border-radius: 1.5rem;
  padding: 2rem;
  border: 1px solid #dcfce7;
}

.composition-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.composition-header .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.composition-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
}

.composition-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.composition-item {
  background: #ffffff;
  border-radius: 0.75rem;
  padding: 1rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.composition-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.composition-item-label {
  color: #374151;
  font-weight: 500;
}

.composition-item-value {
  color: #15803d;
  font-weight: 700;
}

.progress-bar {
  width: 100%;
  background: #e5e7eb;
  border-radius: 9999px;
  height: 0.5rem;
  margin-top: 0.5rem;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.5s ease;
}

.progress-green { background: #22c55e; }
.progress-blue { background: #60a5fa; }
.progress-yellow { background: #facc15; }
.progress-purple { background: #a78bfa; }

/* ===== APPLICATIONS SECTION ===== */
.applications-section {
  background: #ffffff;
}

.app-card {
  border-radius: 1.5rem;
  padding: 2rem;
  border: 1px solid #e5e7eb;
  transition: all 0.3s ease;
}

@media (min-width: 768px) {
  .app-card { padding: 2.5rem; }
}

.app-card:hover {
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  transform: translateY(-4px);
}

.app-card-cement {
  background: linear-gradient(135deg, #f9fafb, #f3f4f6);
}

.app-card-agri {
  background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
  border-color: #bbf7d0;
}

.app-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  transition: transform 0.3s;
}

.app-card:hover .app-icon {
  transform: scale(1.1);
}

.app-icon-cement {
  background: #374151;
  color: #ffffff;
}

.app-icon-agri {
  background: #16a34a;
  color: #ffffff;
}

.app-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 1rem;
}

.app-card p {
  color: #4b5563;
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.app-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.app-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.app-feature .dot {
  color: #16a34a;
  font-weight: 700;
  margin-top: 0.15rem;
}

.app-feature span {
  color: #374151;
}

.app-usage {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e5e7eb;
}

.app-card-agri .app-usage {
  border-top-color: #bbf7d0;
}

.app-usage .label {
  font-size: 0.75rem;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.app-usage .value {
  display: block;
  font-size: 1.125rem;
  font-weight: 700;
  color: #1f2937;
  margin-top: 0.25rem;
}

/* ===== SPECIFICATIONS SECTION ===== */
.specs-section {
  background: #111827;
  color: #ffffff;
}

.specs-section .section-title {
  color: #ffffff;
}

.specs-section .section-subtitle {
  color: #9ca3af;
  font-size: 1.125rem;
  max-width: 48rem;
  margin: 0 auto 4rem;
}

.specs-table-wrapper {
  overflow-x: auto;
}

.specs-table {
  width: 100%;
  text-align: left;
  border-collapse: collapse;
}

.specs-table thead tr {
  border-bottom: 1px solid #374151;
}

.specs-table th {
  padding: 1rem 1.5rem;
  color: #4ade80;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.specs-table tbody tr {
  border-bottom: 1px solid #1f2937;
  transition: background 0.3s;
}

.specs-table tbody tr:hover {
  background: rgba(31, 41, 55, 0.5);
}

.specs-table td {
  padding: 1rem 1.5rem;
}

.specs-table td:first-child {
  font-weight: 500;
}

.specs-table td:nth-child(2) {
  color: #86efac;
}

.specs-table td:nth-child(3) {
  color: #9ca3af;
}

.specs-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 3rem;
}

@media (min-width: 768px) {
  .specs-info-grid { grid-template-columns: repeat(3, 1fr); }
}

.specs-info-card {
  background: #1f2937;
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
}

.specs-info-card .icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.specs-info-card h4 {
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.specs-info-card p {
  color: #9ca3af;
  font-size: 0.875rem;
}

/* ===== BENEFITS SECTION ===== */
.benefits-section {
  background: #ffffff;
}

.benefit-card {
  text-align: center;
  padding: 1.5rem;
  border-radius: 1rem;
  transition: background 0.3s;
}

.benefit-card:hover {
  background: #f0fdf4;
}

.benefit-icon {
  width: 4rem;
  height: 4rem;
  background: #dcfce7;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
}

.benefit-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 0.75rem;
}

.benefit-card p {
  color: #4b5563;
}

/* ===== WHY CHOOSE US ===== */
.why-section {
  background: linear-gradient(135deg, #15803d, #047857);
  color: #ffffff;
}

.why-section .section-title {
  color: #ffffff;
}

.why-section .section-subtitle {
  color: #bbf7d0;
  font-size: 1.125rem;
  max-width: 48rem;
  margin: 0 auto 4rem;
}

.why-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.why-card .icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.why-card h3 {
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.why-card p {
  color: #bbf7d0;
  font-size: 0.875rem;
}

/* ===== PROCESS SECTION ===== */
.process-section {
  background: #f9fafb;
}

.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .process-grid { grid-template-columns: repeat(4, 1fr); }
}

.process-step {
  text-align: center;
  position: relative;
}

.process-number {
  width: 4rem;
  height: 4rem;
  background: #16a34a;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.process-step h3 {
  font-weight: 700;
  color: #111827;
  margin-bottom: 0.5rem;
}

.process-step p {
  color: #4b5563;
  font-size: 0.875rem;
}

.process-connector {
  display: none;
}

@media (min-width: 768px) {
  .process-connector {
    display: block;
    position: absolute;
    top: 2rem;
    left: 60%;
    width: 80%;
    height: 2px;
    background: #bbf7d0;
  }
}

/* ===== CONTACT SECTION ===== */
.contact-section {
  background: #ffffff;
}

.contact-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  width: 3rem;
  height: 3rem;
  background: #dcfce7;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.contact-info-label {
  font-size: 0.875rem;
  color: #6b7280;
}

.contact-info-value {
  font-size: 1.125rem;
  font-weight: 600;
  color: #111827;
}

.contact-form-card {
  background: #f9fafb;
  border-radius: 1.5rem;
  padding: 2rem;
  border: 1px solid #e5e7eb;
}

.contact-form-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .form-row-2 { grid-template-columns: 1fr 1fr; }
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 0.25rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #d1d5db;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: all 0.3s;
  background: #ffffff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: transparent;
  box-shadow: 0 0 0 2px #16a34a;
}

.form-group textarea {
  resize: none;
  min-height: 6rem;
}

.btn-submit {
  width: 100%;
  background: #16a34a;
  color: #ffffff;
  padding: 0.75rem;
  border: none;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.3s;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  font-family: inherit;
}

.btn-submit:hover {
  background: #15803d;
}

/* ===== FOOTER ===== */
.site-footer {
  background: #111827;
  color: #ffffff;
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-brand .logo {
  font-size: 1.5rem;
  font-weight: 700;
}

.footer-brand .logo span {
  color: #4ade80;
}

.footer-brand p {
  color: #9ca3af;
  margin-top: 1rem;
  max-width: 28rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  background: #1f2937;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  transition: background 0.3s;
}

.footer-social a:hover {
  background: #16a34a;
}

.footer-links h4 {
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 1rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: #9ca3af;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: #4ade80;
}

.footer-bottom {
  border-top: 1px solid #1f2937;
  margin-top: 2.5rem;
  padding-top: 2rem;
  text-align: center;
  color: #6b7280;
}

/* ===== SECTION SUBTITLE ===== */
.section-subtitle {
  color: #4b5563;
  font-size: 1.125rem;
  max-width: 48rem;
  margin: 0 auto;
  line-height: 1.8;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}