/* ==========================================================================
   הלמן - תיווך עסקי ומלאי | DESIGN SYSTEM & STYLESHEET
   Colors: Oceanic Dark Navy, Glowing Aqua Cyan, Pure White, Amber Gold
   Matches exact visual design preview mockup.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Heebo:wght@300;400;500;600;700;800;900&family=Rubik:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Palette - Oceanic Navy & Glowing Aqua */
  --navy-darkest: #040D1A;
  --navy-dark: #0A192F;
  --navy-medium: #112240;
  --navy-light: #1D3557;
  
  --aqua-glow: #00E5FF;
  --aqua-bright: #00B4D8;
  --aqua-medium: #0096C7;
  --aqua-dark: #0077B6;
  --aqua-soft: #E0F7FA;
  
  --amber-gold: #F59E0B;
  --amber-light: #FEF3C7;
  
  --bg-main: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-dark-section: #0A192F;
  --bg-dark-card: #112240;
  
  --text-dark: #0F172A;
  --text-muted: #64748B;
  --text-light: #8892B0;
  --text-white: #FFFFFF;
  
  --border-color: #E2E8F0;
  --border-dark: rgba(0, 229, 255, 0.25);
  --border-focus: #00E5FF;
  
  /* Elevation & Shadows */
  --shadow-sm: 0 2px 4px rgba(10, 25, 47, 0.04);
  --shadow-md: 0 6px 16px rgba(10, 25, 47, 0.08);
  --shadow-lg: 0 12px 32px rgba(10, 25, 47, 0.15);
  --shadow-glow: 0 0 25px rgba(0, 229, 255, 0.4);
  
  /* Layout */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1280px;
}

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

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

body {
  font-family: 'Heebo', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.badge-navy {
  background: rgba(10, 25, 47, 0.08);
  color: var(--navy-dark);
  border: 1px solid rgba(10, 25, 47, 0.18);
}

.badge-gold {
  background: var(--amber-light);
  color: var(--amber-gold);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-blue, .badge-aqua {
  background: var(--aqua-soft);
  color: var(--aqua-dark);
  border: 1px solid rgba(0, 180, 216, 0.35);
}

.badge-dark-aqua {
  background: rgba(0, 229, 255, 0.12);
  color: var(--aqua-glow);
  border: 1px solid rgba(0, 229, 255, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy-medium));
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(10, 25, 47, 0.25);
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--navy-medium), var(--aqua-dark));
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--aqua-bright), var(--aqua-dark));
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(0, 180, 216, 0.35);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--aqua-glow), var(--aqua-bright));
  color: var(--navy-darkest);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

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

.btn-outline:hover {
  background: var(--navy-dark);
  color: var(--text-white);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: var(--text-white);
  border: 2px solid rgba(0, 229, 255, 0.5);
}

.btn-outline-white:hover {
  background: var(--aqua-glow);
  color: var(--navy-darkest);
  border-color: var(--aqua-glow);
}

.section-padding {
  padding: 5.5rem 0;
}

.section-title {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3.5rem auto;
}

.section-title h2 {
  font-size: 2.4rem;
  margin-top: 0.75rem;
  margin-bottom: 1rem;
}

.section-title p {
  color: var(--text-muted);
  font-size: 1.15rem;
}

/* ==========================================================================
   HEADER & NAVBAR (Dark Oceanic Navy)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0, 229, 255, 0.15);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 8px 24px rgba(4, 13, 26, 0.3);
  background: rgba(10, 25, 47, 0.98);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--aqua-bright), var(--aqua-dark));
  color: var(--navy-darkest);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Rubik', sans-serif;
  font-weight: 800;
  font-size: 1.6rem;
  box-shadow: var(--shadow-glow);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.5px;
  line-height: 1;
}

.logo-tagline {
  font-size: 0.75rem;
  color: var(--aqua-glow);
  font-weight: 600;
  margin-top: 3px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  color: #CCD6F6;
  position: relative;
  padding: 0.5rem 0;
  font-size: 1.02rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 3px;
  background: var(--aqua-glow);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--aqua-glow);
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--aqua-glow);
  font-weight: 700;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.btn-whatsapp {
  background: #25D366;
  color: #FFF;
  border-radius: var(--radius-md);
  padding: 0.65rem 1.2rem;
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: #FFFFFF;
  cursor: pointer;
}

/* ==========================================================================
   HERO SECTION (Dark Oceanic Theme with Aqua Glow)
   ========================================================================== */
.hero-section {
  padding-top: 150px;
  padding-bottom: 90px;
  background: linear-gradient(180deg, #0A192F 0%, #0D223D 100%);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -120px;
  left: -100px;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.15) 0%, rgba(10, 25, 47, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.1rem;
  color: #FFFFFF;
  margin-top: 1.2rem;
  margin-bottom: 1.3rem;
  letter-spacing: -0.5px;
}

.hero-content h1 span {
  background: linear-gradient(135deg, #FFFFFF, var(--aqua-glow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(0, 229, 255, 0.3);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
  max-width: 540px;
  line-height: 1.7;
}

.hero-cta-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-bottom: 2.5rem;
}

.cta-card {
  background: rgba(17, 34, 64, 0.85);
  backdrop-filter: blur(10px);
  padding: 1.6rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 229, 255, 0.2);
  box-shadow: 0 8px 24px rgba(4, 13, 26, 0.25);
  transition: var(--transition);
  cursor: pointer;
  text-align: right;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.cta-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  border-color: var(--aqua-glow);
  background: rgba(17, 34, 64, 0.98);
}

.cta-card-seller {
  border-right: 4px solid var(--aqua-glow);
}

.cta-card-buyer {
  border-right: 4px solid var(--aqua-bright);
}

.cta-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.cta-card-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: rgba(0, 229, 255, 0.12);
  color: var(--aqua-glow);
}

.cta-card h3 {
  font-size: 1.15rem;
  color: #FFFFFF;
}

.cta-card p {
  font-size: 0.88rem;
  color: var(--text-light);
  margin-bottom: 0.9rem;
}

.cta-card-link {
  font-size: 0.92rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--aqua-glow);
}

/* Hero Media Image Side */
.hero-media {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-glow);
  border: 3px solid rgba(0, 229, 255, 0.3);
}

.hero-image-wrapper img {
  width: 100%;
  height: 490px;
  object-fit: cover;
}

.floating-badge {
  position: absolute;
  background: rgba(10, 25, 47, 0.92);
  backdrop-filter: blur(12px);
  padding: 1rem 1.3rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(4, 13, 26, 0.4);
  border: 1px solid rgba(0, 229, 255, 0.3);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  z-index: 10;
}

.floating-badge-1 {
  bottom: 25px;
  right: -20px;
}

.floating-badge-2 {
  top: 30px;
  left: -20px;
}

.badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0, 229, 255, 0.15);
  color: var(--aqua-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.badge-text-title {
  font-weight: 700;
  font-size: 0.98rem;
  color: #FFFFFF;
}

.badge-text-sub {
  font-size: 0.82rem;
  color: var(--text-light);
}

/* Stats Counter Bar */
.stats-bar {
  margin-top: 4.5rem;
  background: rgba(17, 34, 64, 0.9);
  backdrop-filter: blur(10px);
  color: var(--text-white);
  border-radius: var(--radius-lg);
  padding: 2.4rem 3rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  box-shadow: 0 12px 35px rgba(4, 13, 26, 0.3);
  border: 1px solid rgba(0, 229, 255, 0.25);
}

.stat-item {
  text-align: center;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.stat-item:last-child {
  border-left: none;
}

.stat-number {
  font-family: 'Rubik', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 0.2rem;
}

.stat-number span {
  color: var(--aqua-glow);
  text-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-light);
  font-weight: 400;
}

/* ==========================================================================
   FORMS SECTIONS (SELLERS & BUYERS)
   ========================================================================== */
.contact-section-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-card-box {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 2.6rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  position: relative;
}

.contact-card-box.seller-box {
  border-top: 6px solid var(--navy-dark);
}

.contact-card-box.buyer-box {
  border-top: 6px solid var(--aqua-bright);
}

.box-header {
  margin-bottom: 2rem;
}

.box-header h2 {
  font-size: 1.85rem;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

.box-header p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.3rem;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
  color: var(--navy-dark);
}

.form-control {
  width: 100%;
  padding: 0.88rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: #FAFCFD;
  color: var(--text-dark);
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--aqua-bright);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.2);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

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

.checkbox-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-dark);
  cursor: pointer;
  background: var(--bg-main);
  padding: 0.68rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.checkbox-label:hover {
  border-color: var(--aqua-bright);
  background: var(--aqua-soft);
}

.checkbox-label input[type="checkbox"] {
  accent-color: var(--aqua-bright);
  width: 16px;
  height: 16px;
}

.confidentiality-guarantee {
  margin-top: 1.5rem;
  padding: 1.1rem 1.3rem;
  background: rgba(10, 25, 47, 0.03);
  border: 1px dashed var(--navy-medium);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.guarantee-icon {
  font-size: 1.9rem;
  color: var(--navy-dark);
}

.guarantee-text h4 {
  font-size: 0.98rem;
  color: var(--navy-dark);
}

.guarantee-text p {
  font-size: 0.83rem;
  color: var(--text-muted);
}

/* ==========================================================================
   INVENTORY & BUSINESS SHOWCASE
   ========================================================================== */
.showcase-bg {
  background: #F1F5F9;
}

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2.8rem;
}

.filter-btn {
  background: var(--bg-card);
  color: var(--navy-dark);
  border: 1px solid var(--border-color);
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--navy-dark);
  color: #FFFFFF;
  border-color: var(--navy-dark);
  box-shadow: 0 4px 12px rgba(10, 25, 47, 0.2);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.inventory-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.inventory-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 229, 255, 0.4);
}

.card-image-wrap {
  position: relative;
  height: 230px;
  overflow: hidden;
}

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

.inventory-card:hover .card-image-wrap img {
  transform: scale(1.06);
}

.card-badge-top {
  position: absolute;
  top: 15px;
  right: 15px;
}

.card-discount-tag {
  position: absolute;
  bottom: 15px;
  left: 15px;
  background: rgba(10, 25, 47, 0.9);
  color: #FFF;
  backdrop-filter: blur(4px);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 700;
  border: 1px solid rgba(0, 229, 255, 0.3);
}

.card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-category {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--aqua-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.3rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
  line-height: 1.3;
}

.card-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  padding: 0.85rem;
  background: var(--bg-main);
  border-radius: var(--radius-sm);
  margin-bottom: 1.2rem;
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.spec-value {
  font-weight: 700;
  color: var(--navy-dark);
}

.card-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.price-box {
  display: flex;
  flex-direction: column;
}

.price-estimated {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: line-through;
}

.price-deal {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--navy-dark);
}

/* ==========================================================================
   ABOUT US SECTION (SHMUEL & ELHAI HELMAN)
   ========================================================================== */
.about-section {
  background: var(--bg-card);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.about-image-column {
  position: relative;
}

.about-portrait-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 6px solid var(--bg-main);
}

.about-portrait-card img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.portrait-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, rgba(10, 25, 47, 0) 0%, rgba(10, 25, 47, 0.95) 100%);
  color: #FFF;
  padding: 2.2rem 1.5rem 1.5rem 1.5rem;
}

.portrait-caption h3 {
  color: #FFF;
  font-size: 1.45rem;
  margin-bottom: 0.2rem;
}

.portrait-caption p {
  color: var(--text-light);
  font-size: 0.95rem;
}

.about-content h2 {
  font-size: 2.3rem;
  margin-top: 0.8rem;
  margin-bottom: 1.3rem;
}

.about-lead {
  font-size: 1.15rem;
  color: var(--navy-medium);
  font-weight: 600;
  margin-bottom: 1.2rem;
  line-height: 1.7;
}

.about-text {
  color: var(--text-muted);
  font-size: 1.02rem;
  margin-bottom: 2rem;
}

.pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.pillar-item {
  background: var(--bg-main);
  padding: 1.2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  border-right: 4px solid var(--aqua-bright);
}

.pillar-item h4 {
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--navy-dark);
}

.pillar-item p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ==========================================================================
   VALUATION CALCULATOR SECTION
   ========================================================================== */
.calc-section {
  background: linear-gradient(180deg, #0A192F 0%, #040D1A 100%);
  color: var(--text-white);
  position: relative;
  overflow: hidden;
}

.calc-section .section-title h2 {
  color: #FFFFFF;
}

.calc-section .section-title p {
  color: var(--text-light);
}

.calc-card {
  background: rgba(17, 34, 64, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.calc-inputs .form-label {
  color: #FFFFFF;
}

.calc-inputs .form-control {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}

.calc-inputs .form-control:focus {
  background: rgba(255, 255, 255, 0.18);
  border-color: var(--aqua-glow);
}

.calc-inputs option {
  background: var(--navy-dark);
  color: #FFFFFF;
}

.calc-results-box {
  background: rgba(0, 229, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  border: 1px solid rgba(0, 229, 255, 0.3);
}

.calc-result-val {
  font-family: 'Rubik', sans-serif;
  font-size: 2.9rem;
  font-weight: 800;
  color: var(--aqua-glow);
  margin: 0.8rem 0;
  text-shadow: 0 0 20px rgba(0, 229, 255, 0.5);
}

.calc-disclaimer {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 1rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--navy-darkest);
  color: var(--text-light);
  padding-top: 4rem;
  padding-bottom: 2rem;
  border-top: 1px solid rgba(0, 229, 255, 0.15);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand .logo-name {
  color: #FFFFFF;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-heading {
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: 1.2rem;
}

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

.footer-links li {
  margin-bottom: 0.7rem;
}

.footer-links a:hover {
  color: var(--aqua-glow);
  padding-right: 4px;
}

.footer-contact-info li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
  font-size: 0.95rem;
}

.footer-contact-info i {
  color: var(--aqua-glow);
  font-size: 1.1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
}

/* ==========================================================================
   MODAL & TOAST NOTIFICATIONS
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(4, 13, 26, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  padding: 1.5rem;
}

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

.modal-card {
  background: var(--bg-card);
  width: 100%;
  max-width: 650px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: var(--transition);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

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

.modal-header {
  padding: 1.5rem;
  background: var(--navy-dark);
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid var(--aqua-glow);
}

.modal-header h3 {
  color: #FFF;
  font-size: 1.25rem;
}

.modal-close-btn {
  background: none;
  border: none;
  color: #FFF;
  font-size: 1.4rem;
  cursor: pointer;
  opacity: 0.8;
}

.modal-close-btn:hover {
  opacity: 1;
}

.modal-body {
  padding: 1.8rem;
  overflow-y: auto;
}

.toast-notification {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 3000;
  background: var(--navy-dark);
  color: #FFF;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  border-right: 5px solid var(--aqua-glow);
}

.toast-notification.active {
  transform: translateY(0);
  opacity: 1;
}

.floating-whatsapp-btn {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 1500;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: #FFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
}

.floating-whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid,
  .about-grid,
  .contact-section-split,
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .stat-item {
    border-left: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 1rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 80%;
    height: calc(100vh - 80px);
    background: var(--navy-dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
  }
  
  .nav-menu.mobile-open {
    right: 0;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .hero-cta-cards {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row,
  .checkbox-group,
  .pillars-grid {
    grid-template-columns: 1fr;
  }
}