/* ==========================================================================
   SecroNet - Light & Elegant Agency Design System
   Matches Logo Brand Colors: Cyan (#00A3C4), Teal (#0891B2), Slate & White
   ========================================================================== */

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

:root {
  /* Brand Palette */
  --primary-cyan: #00A3C4;
  --primary-cyan-hover: #008B9B;
  --primary-cyan-light: rgba(0, 163, 196, 0.08);
  --primary-cyan-border: rgba(0, 163, 196, 0.25);
  
  --secondary-teal: #0891B2;
  --accent-blue: #0284C7;
  --accent-gradient: linear-gradient(135deg, #00A3C4 0%, #0891B2 50%, #0284C7 100%);
  --accent-gradient-subtle: linear-gradient(135deg, rgba(0, 163, 196, 0.1) 0%, rgba(8, 145, 178, 0.05) 100%);

  /* Light Theme Colors */
  --bg-page: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --bg-glass: rgba(255, 255, 255, 0.85);

  /* Typography Colors */
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --text-white: #FFFFFF;

  /* UI Elements */
  --border-color: #E2E8F0;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.06), 0 8px 10px -6px rgba(0, 163, 196, 0.04);
  --shadow-lg: 0 20px 40px -10px rgba(0, 163, 196, 0.12), 0 10px 20px -5px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 12px 35px -8px rgba(0, 163, 196, 0.28);

  /* Layout */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-pill: 9999px;
  --header-height: 80px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
}

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

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

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
  transition: all var(--transition-normal);
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Badges & Typography Utilities */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  background: var(--primary-cyan-light);
  color: var(--primary-cyan);
  border: 1px solid var(--primary-cyan-border);
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--primary-cyan);
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 40px auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 1rem;
  box-shadow: var(--shadow-sm);
}

.btn-primary {
  background: var(--accent-gradient);
  color: var(--text-white);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -8px rgba(0, 163, 196, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: var(--primary-cyan-border);
  color: var(--primary-cyan);
}

.btn-outline {
  background: transparent;
  color: var(--primary-cyan);
  border: 2px solid var(--primary-cyan);
}

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

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all var(--transition-fast);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.95);
}

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

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 42px;
  width: auto;
  object-fit: contain;
}

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

.nav-link {
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-cyan);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary-cyan);
  border-radius: 2px;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  background: none;
  color: var(--text-main);
}

/* Page Section Wrappers */
.page-section {
  display: none;
  padding-top: calc(var(--header-height) + 20px);
  min-height: 85vh;
  animation: fadeIn 0.4s ease forwards;
}

.page-section.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* HERO SECTION */
.hero {
  padding: 60px 0 90px 0;
  position: relative;
  overflow: hidden;
}

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

.hero-content h1 {
  font-size: 3.5rem;
  line-height: 1.15;
  margin: 20px 0;
  letter-spacing: -0.5px;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.stat-item .stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
}

.stat-item .stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-visual {
  position: relative;
}

.hero-card-main {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.hero-card-main img {
  border-radius: var(--radius-md);
  width: 100%;
}

.floating-badge {
  position: absolute;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--primary-cyan-border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 4s ease-in-out infinite alternate;
}

.floating-badge.top-right {
  top: -20px;
  right: -20px;
}

.floating-badge.bottom-left {
  bottom: -20px;
  left: -20px;
  animation-delay: -2s;
}

@keyframes float {
  0% { transform: translateY(0); }
  100% { transform: translateY(-10px); }
}

.badge-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary-cyan-light);
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

/* SERVICES SECTION */
.services-section {
  padding: 80px 0;
  background: var(--bg-page);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
}

.service-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-cyan-border);
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--primary-cyan-light);
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 24px;
  border: 1px solid var(--primary-cyan-border);
}

.service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.975rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  margin-bottom: 24px;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-main);
  margin-bottom: 8px;
}

.service-features i {
  color: var(--primary-cyan);
  font-size: 0.85rem;
}

.service-card .btn-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--primary-cyan);
  margin-top: auto;
}

.service-card .btn-link:hover {
  gap: 12px;
}

/* PORTFOLIO SECTION */
.portfolio-section {
  padding: 80px 0;
}

.portfolio-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.925rem;
  border: 1px solid var(--border-color);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--accent-gradient);
  color: var(--text-white);
  border-color: transparent;
  box-shadow: var(--shadow-glow);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 32px;
}

.portfolio-item {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.portfolio-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-cyan-border);
}

.portfolio-img-wrapper {
  position: relative;
  overflow: hidden;
  height: 240px;
}

.portfolio-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-img-wrapper img {
  transform: scale(1.06);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.portfolio-body {
  padding: 24px;
}

.portfolio-category {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-cyan);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.portfolio-body h4 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.portfolio-body p {
  color: var(--text-muted);
  font-size: 0.925rem;
}

/* GALLERY SECTION */
.gallery-section {
  padding: 80px 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.gallery-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 280px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.gallery-info {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 20px;
  background: linear-gradient(transparent, rgba(15, 23, 42, 0.85));
  color: var(--text-white);
  transform: translateY(10px);
  opacity: 0;
  transition: all 0.3s ease;
}

.gallery-card:hover .gallery-info {
  transform: translateY(0);
  opacity: 1;
}

.gallery-info h5 {
  color: var(--text-white);
  font-size: 1.1rem;
}

.gallery-info span {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
}

/* INTERACTIVE COST ESTIMATOR WIDGET */
.estimator-section {
  padding: 80px 0;
  background: linear-gradient(180deg, var(--bg-page) 0%, #EFF6FF 100%);
}

.estimator-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--primary-cyan-border);
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}

.estimator-options h3 {
  margin-bottom: 24px;
}

.estimator-group {
  margin-bottom: 24px;
}

.estimator-group label {
  font-weight: 600;
  display: block;
  margin-bottom: 12px;
  color: var(--text-main);
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.option-box {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.option-box input {
  display: none;
}

.option-box:hover, .option-box.selected {
  border-color: var(--primary-cyan);
  background: var(--primary-cyan-light);
  color: var(--primary-cyan);
  font-weight: 600;
}

.estimator-summary {
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--border-color);
}

.summary-price {
  margin: 24px 0;
  text-align: center;
}

.price-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary-cyan);
}

/* ABOUT SECTION */
.about-section {
  padding: 80px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.values-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.value-card {
  background: var(--bg-card);
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.value-card i {
  font-size: 1.5rem;
  color: var(--primary-cyan);
  margin-bottom: 10px;
}

/* CONTACT SECTION */
.contact-section {
  padding: 80px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info-card {
  background: var(--accent-gradient);
  color: var(--text-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-card h3 {
  color: var(--text-white);
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin: 40px 0;
}

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

.contact-item i {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-form-card {
  background: var(--bg-card);
  padding: 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-family: inherit;
  font-size: 1rem;
  background: var(--bg-subtle);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-cyan);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px var(--primary-cyan-light);
}

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

/* FOOTER */
.footer {
  background: #0F172A;
  color: #94A3B8;
  padding: 80px 0 30px 0;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand img {
  height: 46px;
  margin-bottom: 20px;
}

.footer-col h5 {
  color: var(--text-white);
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a:hover {
  color: var(--primary-cyan);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid #1E293B;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
}

/* LIGHTBOX MODAL */
.lightbox-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  padding: 40px;
}

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

.lightbox-content {
  max-width: 90%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  font-size: 2rem;
  color: var(--text-white);
  background: none;
}

/* TOAST NOTIFICATION */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 3000;
}

.toast {
  background: var(--bg-card);
  color: var(--text-main);
  border-left: 4px solid var(--primary-cyan);
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideInRight 0.3s ease forwards;
}

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

/* RESPONSIVE DESIGN */
@media (max-width: 992px) {
  .hero-grid, .estimator-card, .about-grid, .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-content h1 {
    font-size: 2.75rem;
  }

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

@media (max-width: 768px) {
  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--bg-card);
    flex-direction: column;
    padding: 30px 24px;
    box-shadow: var(--shadow-md);
    display: none;
  }

  .nav-menu.mobile-active {
    display: flex;
  }

  .section-title {
    font-size: 2rem;
  }

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