/* ============================================================
   SAMSUN KOMBİ SERVİSİ — ANA STİL DOSYASI
   Renkleri değiştirmek için sadece :root bloğunu düzenleyin!
   ============================================================ */

:root {
  /* === ANA RENKLER — BURADA DEĞİŞTİRİN === */
  --color-primary:       #FF6B35;   /* Turuncu — ana vurgu rengi */
  --color-primary-dark:  #E5541F;   /* Koyu turuncu — hover */
  --color-primary-light: #FF8C5A;   /* Açık turuncu */
  --color-secondary:     #1A2E4A;   /* Lacivert — başlıklar, footer */
  --color-secondary-light: #243d62; /* Açık lacivert */

  /* === ARKA PLAN & YÜZEY === */
  --color-bg:            #F7F8FA;   /* Sayfa arka planı */
  --color-surface:       #FFFFFF;   /* Kart, panel arka planı */
  --color-surface-2:     #EFF2F7;   /* İkincil yüzey */

  /* === METİN === */
  --color-text:          #1A2E4A;   /* Ana metin */
  --color-text-muted:    #5E7089;   /* İkincil metin */
  --color-text-light:    #FFFFFF;   /* Beyaz metin */

  /* === BORDER & SHADOW === */
  --color-border:        #DDE3EE;
  --shadow-sm:  0 2px 8px rgba(26,46,74,0.08);
  --shadow-md:  0 4px 20px rgba(26,46,74,0.12);
  --shadow-lg:  0 8px 40px rgba(26,46,74,0.18);

  /* === TİPOGRAFİ === */
  --font-heading: 'Barlow Condensed', sans-serif;
  --font-body:    'Nunito', sans-serif;

  /* === BOYUTLAR === */
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --max-width:   1160px;
  --nav-height:  64px;

  /* === TRANSİSYON === */
  --transition:  0.25s ease;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-secondary);
}

/* ============================================================
   YARDIMCI SINIFLAR
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section-title {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  color: var(--color-secondary);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin-bottom: 40px;
  max-width: 560px;
}

.section-header { margin-bottom: 48px; }

.badge {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-white {
  background: #fff;
  color: var(--color-primary);
}
.btn-white:hover {
  background: var(--color-primary-light);
  color: #fff;
}

/* ============================================================
   NAVİGASYON
   ============================================================ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: var(--color-secondary);
  z-index: 1000;
  box-shadow: var(--shadow-md);
  transition: background var(--transition);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  line-height: 1.1;
}

.nav-logo-text span {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-primary-light);
  letter-spacing: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--color-primary);
  color: #fff;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.nav-phone:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--color-secondary);
  padding: 20px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-lg);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  color: rgba(255,255,255,0.9);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  background: var(--color-primary);
  color: #fff;
}

.mobile-menu-phone {
  margin-top: 12px;
  background: var(--color-primary);
  color: #fff !important;
  text-align: center;
  border-radius: var(--radius-md) !important;
  padding: 14px !important;
}

/* ============================================================
   SAYFA BAŞLIĞI (iç sayfalar)
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
  padding: 120px 0 60px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 500px; height: 500px;
  background: var(--color-primary);
  opacity: 0.07;
  border-radius: 50%;
}

.page-hero-content { position: relative; z-index: 1; }

.page-hero h1 {
  font-size: clamp(2rem, 6vw, 3.5rem);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.page-hero p {
  color: rgba(255,255,255,0.75);
  margin-top: 10px;
  font-size: 1.05rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

.breadcrumb a { color: var(--color-primary-light); }
.breadcrumb i { font-size: 0.7rem; }

/* ============================================================
   BÖLÜMLER
   ============================================================ */
.section { padding: 80px 0; }
.section-alt { background: var(--color-surface-2); }

/* ============================================================
   KARTLAR
   ============================================================ */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.card-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 20px;
}

/* ============================================================
   GRID LAYOUT'LAR
   ============================================================ */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ============================================================
   FLOATING BUTONLAR (WhatsApp + Telefon)
   ============================================================ */
.float-buttons {
  position: fixed;
  bottom: 28px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}

.whatsapp-float,
.phone-float {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  padding: 14px 20px 14px 16px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition);
}

.whatsapp-float {
  background: #25D366;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  animation: pulse-wa 2.5s infinite;
}

.whatsapp-float:hover {
  background: #1da855;
  transform: scale(1.05);
  box-shadow: 0 6px 28px rgba(37,211,102,0.55);
}

.phone-float {
  background: var(--color-primary);
  box-shadow: 0 4px 20px rgba(255,107,53,0.4);
  animation: pulse-ph 2.5s infinite 1.25s;
}

.phone-float:hover {
  background: var(--color-primary-dark);
  transform: scale(1.05);
  box-shadow: 0 6px 28px rgba(255,107,53,0.55);
}

.whatsapp-float i,
.phone-float i { font-size: 1.3rem; }

@keyframes pulse-wa {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
  50%       { box-shadow: 0 4px 32px rgba(37,211,102,0.7); }
}

@keyframes pulse-ph {
  0%, 100% { box-shadow: 0 4px 20px rgba(255,107,53,0.4); }
  50%       { box-shadow: 0 4px 32px rgba(255,107,53,0.7); }
}

/* ============================================================
   MARKA KAYAN ŞERİT (Brand Ticker)
   ============================================================ */
.brand-ticker {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 18px 0;
  overflow: hidden;
  position: relative;
}

/* Kenar soluk geçişleri */
.brand-ticker::before,
.brand-ticker::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.brand-ticker::before {
  left: 0;
  background: linear-gradient(to right, var(--color-surface), transparent);
}
.brand-ticker::after {
  right: 0;
  background: linear-gradient(to left, var(--color-surface), transparent);
}

.ticker-track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: ticker-scroll 28s linear infinite;
}

.ticker-track:hover { animation-play-state: paused; }

.ticker-set {
  display: flex;
  align-items: center;
  gap: 0;
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 36px;
  border-right: 1px solid var(--color-border);
  white-space: nowrap;
  transition: var(--transition);
}

.ticker-item:hover .ticker-logo-box {
  background: var(--color-primary);
  color: #fff;
  transform: scale(1.05);
}

.ticker-logo-box {
  width: 42px; height: 42px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-secondary);
  transition: var(--transition);
  flex-shrink: 0;
}

.ticker-brand-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.ticker-brand-sub {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 1px;
}

@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--color-secondary);
  color: rgba(255,255,255,0.8);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.75;
  margin: 14px 0 20px;
  color: rgba(255,255,255,0.65);
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 16px;
}

.footer-links li { margin-bottom: 10px; }

.footer-links a {
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover { color: var(--color-primary-light); padding-left: 4px; }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
}

.footer-contact-item i {
  color: var(--color-primary);
  font-size: 0.95rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-bottom {
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
}

/* ============================================================
   FORM ELEMANLARI
   ============================================================ */
.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-surface);
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.12);
}

textarea.form-control { resize: vertical; min-height: 130px; }

select.form-control { cursor: pointer; }

/* ============================================================
   SSS (ACCORDION)
   ============================================================ */
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open { border-color: var(--color-primary); }

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  gap: 16px;
}

.faq-question h4 {
  font-family: var(--font-body);
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
}

.faq-icon {
  width: 28px; height: 28px;
  background: var(--color-surface-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--color-primary);
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-icon { background: var(--color-primary); color: #fff; transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--color-text-muted);
  font-size: 0.93rem;
  line-height: 1.75;
}

.faq-item.open .faq-answer { max-height: 500px; }

/* ============================================================
   ALERT / BİLDİRİM
   ============================================================ */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.93rem;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
}

.alert-success { background: #e6f9ee; color: #1a7a40; border: 1px solid #b2e8c8; }
.alert-error   { background: #fdecea; color: #9b2335; border: 1px solid #f5b7b1; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .nav-phone { display: none; }
  .hamburger { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .float-buttons { bottom: 16px; right: 14px; gap: 10px; }
  .whatsapp-float, .phone-float { padding: 11px 14px; font-size: 0.82rem; }
}

@media (max-width: 480px) {
  .btn { width: 100%; justify-content: center; }
  .card { padding: 24px 20px; }
}