/* ================================================================
   ZERPAL ORMAN ÜRÜNLERİ SAN. VE TİC. A.Ş. - KURUMSAL STİL DOSYASI
   Modern, Ultra Hızlı, %100 Mobil Uyumlu ve SEO Odaklı
================================================================ */

:root {
  --primary: #154734;         /* Orman Yeşili */
  --primary-dark: #0d2f22;    /* Koyu Orman */
  --primary-light: #1f6b4f;   /* Açık Yeşil */
  --accent: #c68a4c;          /* Ahşap / Meşe Sarısı */
  --accent-hover: #b07538;
  --accent-light: #fdf8f2;    /* Ahşap Açık Arka Plan */
  --dark: #1a221f;            /* Koyu Metin */
  --light-bg: #f8faf9;        /* Temiz Açık Arka Plan */
  --border-color: #e2e8e5;
  --whatsapp: #25d366;
  --whatsapp-dark: #128c7e;
  --text-muted: #5a6b63;
  --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --shadow-sm: 0 2px 8px rgba(21, 71, 52, 0.06);
  --shadow-md: 0 8px 24px rgba(21, 71, 52, 0.09);
  --shadow-lg: 0 16px 40px rgba(21, 71, 52, 0.14);
  --transition: all 0.28s ease-in-out;
  --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--dark);
  background-color: #ffffff;
  line-height: 1.68;
  font-size: 16px;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-main);
  color: var(--primary-dark);
  font-weight: 700;
  line-height: 1.25;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }

/* TOP BAR */
.top-bar {
  background: var(--primary-dark);
  color: #c9ded6;
  font-size: 13.5px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.top-bar-link { color: #ffffff; font-weight: 500; }
.top-bar-link:hover { color: var(--accent); }
.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}
.badge-ispm {
  background: rgba(198, 138, 76, 0.22);
  color: #ffc278;
  border: 1px solid rgba(198, 138, 76, 0.45);
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}
.text-success-light { color: #51e687 !important; }

/* HEADER & NAVBAR */
.header-main {
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1020;
  transition: var(--transition);
}
.header-main.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
}
.navbar { padding: 12px 0; }
.brand-logo { display: flex; align-items: center; gap: 12px; }
.brand-logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-size: 24px;
  box-shadow: 0 4px 12px rgba(21, 71, 52, 0.25);
  border: 2px solid var(--accent);
}
.brand-title {
  font-family: var(--font-main);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--primary);
  display: block;
  line-height: 1;
}
.brand-subtitle {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--accent);
  display: block;
  margin-top: 3px;
}

.navbar-nav .nav-link {
  font-family: var(--font-main);
  color: var(--dark);
  font-weight: 600;
  font-size: 15.5px;
  padding: 8px 16px !important;
  border-radius: 8px;
  transition: var(--transition);
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--primary);
  background-color: rgba(21, 71, 52, 0.05);
}
.dropdown-menu {
  border-radius: 12px;
  padding: 10px;
  border: 1px solid var(--border-color);
}
.dropdown-item {
  font-size: 14.5px;
  padding: 9px 14px;
  border-radius: 8px;
  font-weight: 500;
}
.dropdown-item:hover {
  background-color: var(--accent-light);
  color: var(--primary);
}

.btn-phone-quick {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  border-radius: 10px;
  background: var(--light-bg);
  border: 1px solid var(--border-color);
  color: var(--primary);
  transition: var(--transition);
}
.btn-phone-quick i { font-size: 20px; color: var(--accent); }
.btn-phone-quick small { font-size: 11px; color: var(--text-muted); display: block; line-height: 1; }
.btn-phone-quick strong { font-size: 14px; line-height: 1.2; }
.btn-phone-quick:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-phone-quick:hover i { color: #fff; }
.btn-phone-quick:hover small { color: rgba(255,255,255,0.8); }

.btn-gold {
  background: linear-gradient(135deg, var(--accent) 0%, #d4995b 100%);
  color: #ffffff !important;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 10px;
  border: none;
  box-shadow: 0 4px 14px rgba(198, 138, 76, 0.35);
  transition: var(--transition);
}
.btn-gold:hover {
  background: linear-gradient(135deg, #b07538 0%, var(--accent) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(198, 138, 76, 0.45);
}

.btn-forest {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff !important;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 10px;
  border: none;
  box-shadow: 0 4px 14px rgba(21, 71, 52, 0.3);
  transition: var(--transition);
}
.btn-forest:hover {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(21, 71, 52, 0.4);
}

.btn-outline-forest {
  border: 2px solid var(--primary);
  color: var(--primary) !important;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: 10px;
  background: transparent;
  transition: var(--transition);
}
.btn-outline-forest:hover {
  background: var(--primary);
  color: #ffffff !important;
}

/* HERO SECTION */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #09241a 0%, #154734 60%, #1e5942 100%);
  color: #ffffff;
  padding: 85px 0 90px;
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 80% 20%, rgba(198, 138, 76, 0.22) 0%, transparent 60%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 13.5px;
  font-weight: 600;
  color: #ffc98a;
  margin-bottom: 22px;
}
.hero-title {
  font-size: 2.85rem;
  font-weight: 800;
  line-height: 1.18;
  color: #ffffff;
  margin-bottom: 20px;
}
.hero-title span {
  color: #e5a767;
  position: relative;
}
.hero-lead {
  font-size: 1.15rem;
  color: #d1e2db;
  margin-bottom: 32px;
  font-weight: 400;
  max-width: 620px;
}
.hero-stats {
  display: flex;
  gap: 28px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.hero-stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: #ffffff;
  font-family: var(--font-main);
  line-height: 1;
}
.hero-stat-label {
  font-size: 12.5px;
  color: #a7c5b9;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

/* HERO FORM CARD */
.hero-card {
  background: #ffffff;
  color: var(--dark);
  border-radius: 18px;
  padding: 32px;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.hero-card-header {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--accent-light);
}
.hero-card-header h3 {
  font-size: 20px;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.hero-card-header p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}
.form-control, .form-select {
  border: 1.5px solid #dbe2df;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14.5px;
  font-family: var(--font-body);
  transition: var(--transition);
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(21, 71, 52, 0.12);
}
.form-label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

/* SECTION HEADINGS */
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  background: var(--accent-light);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
  border: 1px solid rgba(198, 138, 76, 0.25);
}
.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 14px;
}
.section-lead {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
}

/* PRODUCT CARD */
.product-card {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.product-img-wrap {
  position: relative;
  height: 220px;
  background: #eef3f0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.product-card:hover .product-img-wrap img {
  transform: scale(1.06);
}
.product-badge-ispm {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(13, 47, 34, 0.9);
  color: #ffc98a;
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(198, 138, 76, 0.5);
}
.product-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.product-category {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  letter-spacing: 0.8px;
  margin-bottom: 6px;
}
.product-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary-dark);
}
.product-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 16px;
  flex-grow: 1;
}
.product-specs {
  background: var(--light-bg);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 18px;
  font-size: 13px;
}
.product-specs-row {
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
  border-bottom: 1px dashed #d5ded9;
}
.product-specs-row:last-child { border-bottom: none; }
.product-specs-label { color: var(--text-muted); }
.product-specs-val { font-weight: 600; color: var(--primary-dark); }

/* FEATURE / ADVANTAGE CARD */
.feature-card {
  background: #ffffff;
  padding: 32px 26px;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: center;
  height: 100%;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}
.feature-icon-box {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(21, 71, 52, 0.08) 0%, rgba(198, 138, 76, 0.15) 100%);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  border: 1px solid rgba(198, 138, 76, 0.3);
}
.feature-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary-dark);
}
.feature-text {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* CTA BANNER */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  border-radius: 24px;
  padding: 50px 40px;
  color: #ffffff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 138, 76, 0.25) 0%, transparent 70%);
}

/* FAQ ACCORDION */
.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: 12px !important;
  margin-bottom: 12px;
  overflow: hidden;
}
.accordion-button {
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-dark);
  background-color: #ffffff;
  padding: 18px 22px;
}
.accordion-button:not(.collapsed) {
  color: var(--primary);
  background-color: var(--accent-light);
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: none;
  border-color: var(--primary);
}
.accordion-body {
  font-size: 14.8px;
  color: var(--text-muted);
  line-height: 1.7;
  padding: 18px 22px 22px;
}

/* PAGE BANNER (INNER PAGES) */
.page-banner {
  background: linear-gradient(135deg, #09241a 0%, #154734 100%);
  color: #ffffff;
  padding: 60px 0;
  position: relative;
}
.page-banner-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 10px;
}
.breadcrumb-item a { color: #ffc98a; }
.breadcrumb-item.active { color: #e2ece8; }
.breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.4); }

/* FOOTER */
.footer-main {
  background: #0b1f16;
  color: #ffffff;
}
.footer-top {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-title {
  color: #ffffff;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2.5px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: #b7cbbf;
  font-size: 14.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--accent);
  transform: translateX(4px);
}
.contact-icon-box {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

/* FLOATING WHATSAPP BUTTON */
.whatsapp-float {
  position: fixed;
  bottom: 85px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: var(--whatsapp);
  color: #ffffff !important;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  z-index: 1000;
  transition: var(--transition);
  animation: pulse-green 2s infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  background-color: var(--whatsapp-dark);
}
.whatsapp-tooltip {
  position: absolute;
  right: 70px;
  background: #1e2522;
  color: #ffffff;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

@keyframes pulse-green {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* MOBILE BOTTOM BAR */
.mobile-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 62px;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
  z-index: 1010;
  display: flex;
}
.btn-mobile-call, .btn-mobile-wa {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
}
.btn-mobile-call {
  background: var(--primary);
  color: #ffffff !important;
}
.btn-mobile-wa {
  background: #25d366;
  color: #ffffff !important;
}

@media (max-width: 991.98px) {
  .hero-title { font-size: 2.2rem; }
  .section-title { font-size: 1.85rem; }
  .navbar-nav { padding: 15px 0; }
  .whatsapp-float { bottom: 75px; right: 18px; width: 52px; height: 52px; font-size: 28px; }
}

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