/* ==========================================================================
   2026 ISI POMPASI - MODERN B2B / B2C RENEWABLE HVAC STYLESHEET
   Brand: AZAK KLİMA İKLİMLENDİRME LTD. ŞTİ.
   Domain: isi-pompasi.com
   ========================================================================== */

:root {
  --eco-primary: #10B981;
  --eco-primary-dark: #059669;
  --eco-primary-light: #D1FAE5;
  --tech-blue: #0284C7;
  --tech-blue-dark: #0369A1;
  --tech-blue-light: #E0F2FE;
  --dark-slate: #0F172A;
  --dark-slate-card: #1E293B;
  --action-amber: #F59E0B;
  --action-red: #E30613;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --bg-light: #F8FAFC;
  --border-light: #E2E8F0;
  --radius-lg: 16px;
  --radius-md: 12px;
  --shadow-subtle: 0 10px 25px -5px rgba(15, 23, 42, 0.05), 0 8px 10px -6px rgba(15, 23, 42, 0.03);
  --shadow-elevated: 0 20px 30px -10px rgba(16, 185, 129, 0.15), 0 10px 15px -3px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-light);
  overflow-x: hidden;
  margin: 0;
  padding: 0;
}

/* Glassmorphism Classes */
.glass-panel {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.glass-dark {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Top Notification Bar */
.top-notice-bar {
  background: linear-gradient(90deg, #0F172A 0%, #1E293B 50%, #064E3B 100%);
  color: #fff;
  font-size: 0.875rem;
  padding: 8px 0;
}

/* Header & Nav */
.main-header {
  transition: all 0.3s ease;
  z-index: 1000;
}

.main-header.scrolled {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.98);
}

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

@media (max-width: 1280px) {
  .brand-logo-img {
    max-height: 38px;
  }
}

/* Hero Section */
.hero-wrapper {
  background: linear-gradient(135deg, #0F172A 0%, #112D32 50%, #0B3B24 100%);
  position: relative;
  overflow: hidden;
}

.hero-glow-1 {
  position: absolute;
  top: -100px;
  right: -50px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.25) 0%, rgba(16, 185, 129, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-glow-2 {
  position: absolute;
  bottom: -100px;
  left: -50px;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.2) 0%, rgba(2, 132, 199, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* Badges */
.badge-eco {
  background: rgba(16, 185, 129, 0.15);
  color: #10B981;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-weight: 600;
  border-radius: 9999px;
  padding: 6px 14px;
  font-size: 0.8125rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.badge-tech {
  background: rgba(2, 132, 199, 0.15);
  color: #38BDF8;
  border: 1px solid rgba(2, 132, 199, 0.3);
  font-weight: 600;
  border-radius: 9999px;
  padding: 6px 14px;
  font-size: 0.8125rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Action CTA Buttons */
.btn-cta-primary {
  background: linear-gradient(135deg, #10B981 0%, #059669 100%);
  color: #fff;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.35);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
}

.btn-cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px rgba(16, 185, 129, 0.45);
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: #fff;
}

.btn-cta-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 12px;
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
}

.btn-cta-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
  transform: translateY(-2px);
}

.btn-cta-amber {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #fff;
  font-weight: 700;
  padding: 14px 26px;
  border-radius: 12px;
  box-shadow: 0 10px 20px rgba(245, 158, 11, 0.3);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.btn-cta-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 25px rgba(245, 158, 11, 0.4);
  color: #fff;
}

/* Trust Pill Grid */
.trust-pill {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 12px 18px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
}

.trust-pill i {
  font-size: 1.5rem;
  color: #10B981;
}

/* Bento Grid */
.bento-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  padding: 32px;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-subtle);
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
  border-color: #CBD5E1;
}

.bento-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.icon-eco {
  background: var(--eco-primary-light);
  color: var(--eco-primary-dark);
}

.icon-tech {
  background: var(--tech-blue-light);
  color: var(--tech-blue);
}

.icon-amber {
  background: #FEF3C7;
  color: #D97706;
}

.icon-red {
  background: #FEE2E2;
  color: #DC2626;
}

/* Comparison Matrix */
.matrix-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.matrix-table th, .matrix-table td {
  padding: 18px 24px;
  text-align: center;
}

.matrix-table th:first-child, .matrix-table td:first-child {
  text-align: left;
}

.matrix-table thead tr {
  background: #0F172A;
  color: #fff;
}

.matrix-table tbody tr {
  background: #fff;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.2s ease;
}

.matrix-table tbody tr:hover {
  background: #F8FAFC;
}

.matrix-highlight-col {
  background: rgba(16, 185, 129, 0.08) !important;
  font-weight: 700;
  color: #065F46;
  border-left: 2px solid #10B981;
  border-right: 2px solid #10B981;
}

.matrix-badge-win {
  background: #D1FAE5;
  color: #065F46;
  padding: 6px 12px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.matrix-badge-loss {
  background: #FEE2E2;
  color: #991B1B;
  padding: 6px 12px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Simulator Card */
.calc-card-container {
  background: linear-gradient(145deg, #0F172A 0%, #1E293B 100%);
  border-radius: 24px;
  color: #fff;
  padding: 40px;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.calc-radio-card {
  cursor: pointer;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 14px 16px;
  transition: all 0.2s ease;
  display: block;
}

.calc-radio-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
}

.calc-radio-card input[type="radio"]:checked + .calc-radio-inner {
  color: #10B981;
}

.calc-radio-card:has(input[type="radio"]:checked) {
  border-color: #10B981;
  background: rgba(16, 185, 129, 0.12);
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.2);
}

.slider-custom {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 5px;
  background: #334155;
  outline: none;
  transition: opacity .2s;
}

.slider-custom::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #10B981;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.slider-custom::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #10B981;
  cursor: pointer;
}

/* Product Card */
.product-card-modern {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #E2E8F0;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.product-card-modern:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-elevated);
  border-color: #10B981;
}

.product-card-thumb {
  position: relative;
  background: #F8FAFC;
  padding: 24px;
  text-align: center;
  border-bottom: 1px solid #F1F5F9;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card-thumb img {
  max-height: 210px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.product-card-modern:hover .product-card-thumb img {
  transform: scale(1.04);
}

.cap-badge {
  background: #EFF6FF;
  color: #1E40AF;
  border: 1px solid #DBEAFE;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  display: inline-block;
  margin-right: 4px;
  margin-bottom: 4px;
}

/* Modal */
.custom-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.custom-modal-backdrop.active {
  display: flex;
}

.custom-modal-content {
  background: #fff;
  border-radius: 20px;
  max-width: 850px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 32px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Floating WhatsApp */
.floating-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all 0.3s ease;
  text-decoration: none;
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  color: #fff;
  box-shadow: 0 15px 30px rgba(37, 211, 102, 0.6);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-wrapper {
    padding-top: 100px;
    padding-bottom: 60px;
  }
  .calc-card-container {
    padding: 24px 16px;
  }
  .matrix-table th, .matrix-table td {
    padding: 12px 10px;
    font-size: 0.8125rem;
  }
}