/* VoipTrek kurumsal stil - duz zemin, tek aksan rengi, keskin hatlar */

:root {
  --navy: #14304a;
  --navy-dark: #0e2233;
  --accent: #d95b1e;
  --accent-dark: #b84a15;
  --text: #24303a;
  --text-light: #5c6b77;
  --line: #d7dde3;
  --bg-alt: #f2f4f6;
  --white: #ffffff;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

h1, h2, h3, h4 { color: var(--navy); line-height: 1.25; }
h1 { font-size: 32px; }
h2 { font-size: 24px; }
h3 { font-size: 18px; }
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header {
  background: var(--navy);
  border-bottom: 3px solid var(--accent);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 62px;
}
.logo {
  display: inline-flex;
  align-items: center;
  font-size: 22px;
  font-weight: bold;
  color: var(--white);
  letter-spacing: -0.5px;
}
.logo span { color: var(--accent); }
.brand-icon { flex-shrink: 0; margin-right: 9px; }
.logo:hover { text-decoration: none; }
.main-nav { display: flex; gap: 4px; flex: 1; }
.main-nav a {
  color: #c6d2dc;
  padding: 8px 12px;
  font-size: 14px;
}
.main-nav a:hover { color: var(--white); text-decoration: none; }
.main-nav a.active { color: var(--white); border-bottom: 2px solid var(--accent); }
.nav-toggle { display: none; }
.lang-switch { display: flex; align-items: center; gap: 6px; font-size: 13px; margin-right: 4px; }
.lang-switch a { color: #8fa3b3; font-weight: bold; }
.lang-switch a:hover { color: var(--white); text-decoration: none; }
.lang-switch a.on { color: var(--accent); }
.lang-switch span { color: #46596a; }

/* Butonlar */
.btn {
  display: inline-block;
  padding: 11px 24px;
  font-size: 15px;
  font-weight: bold;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: var(--white); }
.btn-primary:hover { background: var(--accent-dark); }
.btn-outline { border-color: var(--navy); color: var(--navy); background: transparent; }
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-outline-light { border-color: #ffffff88; color: var(--white); background: transparent; }
.btn-outline-light:hover { background: var(--white); color: var(--navy); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.header-cta { flex-shrink: 0; }

/* Hero */
.hero {
  background: var(--navy-dark);
  color: var(--white);
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}
.hero h1 { color: var(--white); margin-bottom: 14px; max-width: 640px; }
.hero p { color: #b8c6d2; font-size: 17px; max-width: 560px; margin-bottom: 26px; }
.hero .btn { margin-right: 10px; }

/* Sayfa basligi (ic sayfalar) */
.page-head {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--line);
  padding: 34px 0;
}
.page-head h1 { font-size: 26px; }
.page-head p { color: var(--text-light); margin-top: 6px; }

/* Bolumler */
.section { padding: 52px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-title { margin-bottom: 8px; }
.section-sub { color: var(--text-light); margin-bottom: 32px; max-width: 640px; }

/* Kartlar */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 24px;
}
.card h3 { margin: 12px 0 8px; }
.card p { color: var(--text-light); font-size: 14px; }
.card .icon { color: var(--accent); }

.icon { width: 34px; height: 34px; }
.icon-sm { width: 18px; height: 18px; vertical-align: -3px; margin-right: 8px; }

/* Ozellik listesi */
.check-list { list-style: none; }
.check-list li {
  padding: 6px 0 6px 26px;
  position: relative;
  font-size: 14px;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 12px;
  height: 7px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

/* Fiyat tablolari */
.price-card { display: flex; flex-direction: column; }
.price-card .plan-name { font-size: 15px; font-weight: bold; color: var(--text-light); text-transform: uppercase; letter-spacing: 1px; }
.price-card .price { font-size: 34px; font-weight: bold; color: var(--navy); margin: 10px 0 2px; }
.price-card .price small { font-size: 14px; font-weight: normal; color: var(--text-light); }
.price-card .check-list { margin: 16px 0 22px; flex: 1; }
.price-card.featured { border: 2px solid var(--accent); }
.price-card .tag {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 11px;
  font-weight: bold;
  padding: 2px 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
  align-self: flex-start;
}

/* Tarife tablosu */
.rate-table { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--white); }
.rate-table th, .rate-table td { border: 1px solid var(--line); padding: 10px 14px; text-align: left; }
.rate-table th { background: var(--navy); color: var(--white); font-weight: bold; }
.rate-table tr:nth-child(even) td { background: var(--bg-alt); }
.rate-table td.num { text-align: right; white-space: nowrap; }

/* Rakam seridi */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.stats .stat b { display: block; font-size: 28px; color: var(--navy); }
.stats .stat span { color: var(--text-light); font-size: 13px; }

/* CTA bandi */
.cta-band {
  background: var(--navy);
  color: var(--white);
  padding: 40px 0;
}
.cta-band .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.cta-band h2 { color: var(--white); font-size: 22px; }
.cta-band p { color: #b8c6d2; margin-top: 4px; }

/* Form */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 13px; font-weight: bold; margin-bottom: 6px; color: var(--navy); }
.form-group input, .form-group select, .form-group textarea {
  border: 1px solid #b6c0c9;
  border-radius: 2px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--navy);
}
.form-note { font-size: 12px; color: var(--text-light); margin-top: 10px; }
.hp-field { position: absolute; left: -9999px; top: -9999px; height: 0; overflow: hidden; }
.alert {
  padding: 12px 16px;
  border: 1px solid;
  border-radius: 2px;
  margin-bottom: 20px;
  font-size: 14px;
}
.alert-success { background: #eef6ee; border-color: #9dc49d; color: #2c5e2c; }
.alert-error { background: #faeeee; border-color: #d3a1a1; color: #8a3030; }

/* Iletisim bilgi kutusu */
.contact-info { border: 1px solid var(--line); padding: 24px; background: var(--bg-alt); }
.contact-info h3 { margin-bottom: 14px; }
.contact-info p { margin-bottom: 10px; font-size: 14px; }

/* Yasal sayfalar */
.legal-content { max-width: 780px; }
.legal-content h2 { font-size: 19px; margin: 28px 0 10px; }
.legal-content p, .legal-content li { font-size: 14px; color: var(--text); margin-bottom: 10px; }
.legal-content ul, .legal-content ol { padding-left: 22px; }

/* Footer */
.site-footer {
  background: var(--navy-dark);
  color: #a9b8c4;
  margin-top: 0;
  font-size: 13px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr;
  gap: 28px;
  padding: 44px 20px 30px;
}
.footer-logo { font-size: 19px; margin-bottom: 10px; }
.site-footer h4 { color: var(--white); font-size: 13px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }
.site-footer a { display: block; color: #a9b8c4; padding: 3px 0; }
.site-footer a:hover { color: var(--white); }
.site-footer p { margin-bottom: 6px; }
.footer-bottom {
  border-top: 1px solid #ffffff1f;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-note { color: #7a8a97; }

/* Responsive */
@media (max-width: 860px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .header-cta { display: none; }
  .nav-toggle {
    display: block;
    background: none;
    border: 1px solid #ffffff44;
    padding: 8px;
    margin-left: auto;
    cursor: pointer;
  }
  .nav-toggle span { display: block; width: 20px; height: 2px; background: var(--white); margin: 4px 0; }
  .main-nav {
    display: none;
    position: absolute;
    top: 62px;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 10px 20px 16px;
    z-index: 10;
    border-bottom: 3px solid var(--accent);
  }
  .main-nav.open { display: flex; }
  .site-header { position: relative; }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4, .form-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 44px 0; }
  h1 { font-size: 26px; }
}