/* =========================================================
   IFSOFT Bilişim Teknolojileri A.Ş. — Kurumsal Web Sitesi
   ========================================================= */

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

:root {
  --color-primary: #ED212D;
  --color-primary-dark: #C41821;
  --color-primary-light: #FDE9EA;
  --color-navy: #232B33;
  --color-navy-2: #2E3742;
  --color-orange: #FF9E19;
  --color-orange-dark: #E68300;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F6F7F9;
  --color-bg-navy: #1B2129;
  --color-text: #232B33;
  --color-text-muted: #5B6470;
  --color-text-on-navy: #C9CFD6;
  --color-border: #E5E8EC;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --container-width: 1160px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(35, 43, 51, 0.08);
  --shadow-md: 0 8px 24px rgba(35, 43, 51, 0.10);
  --shadow-lg: 0 20px 48px rgba(35, 43, 51, 0.16);
  --transition: 200ms ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
input, textarea { font: inherit; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-navy);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 4vw, 3.1rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.05rem; }

p { color: var(--color-text-muted); }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 88px 0; }
@media (max-width: 720px) { section { padding: 56px 0; } }

.section-alt { background: var(--color-bg-alt); }

.section-head {
  max-width: 680px;
  margin: 0 0 48px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  display: inline-block;
}
.eyebrow.orange { color: var(--color-orange-dark); }
.eyebrow.orange::before { background: var(--color-orange); }
.section-head.center .eyebrow::before { display: none; }

.section-head p { margin-top: 14px; font-size: 1.05rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 10px 24px rgba(237, 33, 45, 0.28);
}
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.35);
  color: #fff;
}
.btn-outline:hover { border-color: #fff; transform: translateY(-2px); }

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

.btn-navy {
  background: var(--color-navy);
  color: #fff;
}
.btn-navy:hover { background: var(--color-navy-2); transform: translateY(-2px); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

/* ---------- Trust bar ---------- */
.trust-bar {
  background: var(--color-navy);
  color: rgba(255,255,255,0.82);
}
.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px 16px;
  padding: 10px 24px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-align: center;
}
.trust-bar-inner .sep { opacity: 0.35; }
@media (max-width: 640px) {
  .trust-bar-inner { font-size: 0.72rem; gap: 6px 10px; }
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.nav-logo img { height: 34px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-links a {
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  transition: background var(--transition), color var(--transition);
}
.nav-links a:hover { background: var(--color-bg-alt); }
.nav-links a.active { color: var(--color-primary); background: var(--color-primary-light); }
.nav-cta { margin-left: 10px; }
.nav-cta .btn { padding: 11px 20px; font-size: 0.92rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 84px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 16px 18px;
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 14px 12px; border-radius: 8px; }
  .nav-cta { margin: 10px 0 0; }
  .nav-cta .btn { width: 100%; }
  .site-header.menu-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-header.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .site-header.menu-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--color-navy) 0%, #1A2027 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
  padding: 108px 0 96px;
}
.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -160px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(237,33,45,0.20), transparent 70%);
}
.hero::before {
  content: "";
  position: absolute;
  left: -140px;
  bottom: -180px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,158,25,0.12), transparent 70%);
}
.hero-inner { position: relative; z-index: 1; max-width: 720px; }
.hero p.lead {
  font-size: 1.15rem;
  color: var(--color-text-on-navy);
  margin: 20px 0 34px;
  max-width: 560px;
}
.hero h1 { color: #fff; }
.hero h1 span { color: var(--color-primary); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 22px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-orange); }

/* ---------- Stats ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: -64px;
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-lg);
}
.stat-card {
  background: #fff;
  padding: 32px 24px;
  text-align: center;
}
.stat-card .num {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--color-primary);
  display: block;
}
.stat-card .label {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-top: 6px;
  font-weight: 600;
}
@media (max-width: 800px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); margin-top: -40px; }
}

/* ---------- Cards / Grids ---------- */
.grid { display: grid; gap: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: 3px solid transparent;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-top-color: var(--color-primary); }
.card .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
  font-weight: 800;
}
.icon svg { width: 24px; height: 24px; }
.info-item .icon svg { width: 20px; height: 20px; }
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.96rem; }

/* ---------- Product / Cornus panel ---------- */
.product-panel {
  background: var(--color-navy);
  border-radius: var(--radius-lg);
  padding: 56px;
  color: #fff;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.product-panel::after {
  content: "";
  position: absolute;
  right: -100px;
  bottom: -120px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,158,25,0.14), transparent 70%);
}
.product-panel .content { position: relative; z-index: 1; }
.product-panel .logo-box {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}
.product-panel .logo-box img { height: 64px; width: auto; }
.product-panel p { color: var(--color-text-on-navy); margin: 18px 0 26px; font-size: 1.02rem; }
.feature-list { display: grid; gap: 12px; margin-bottom: 28px; }
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: #fff;
  font-weight: 500;
  font-size: 0.96rem;
}
.feature-list li .tick {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-orange);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  margin-top: 2px;
}
@media (max-width: 820px) {
  .product-panel { grid-template-columns: 1fr; padding: 36px 24px; }
}

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 56px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: 8px; }
.cta-band p { color: rgba(255,255,255,0.88); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  background: var(--color-navy);
  color: #fff;
  padding: 72px 0 64px;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  right: -100px;
  top: -140px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(237,33,45,0.18), transparent 70%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: #fff; }
.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-on-navy);
  margin-bottom: 16px;
  font-weight: 600;
}
.breadcrumb a { color: var(--color-text-on-navy); }
.breadcrumb a:hover { color: #fff; }
.page-hero p.lead { color: var(--color-text-on-navy); max-width: 620px; margin-top: 16px; font-size: 1.05rem; }

/* ---------- Timeline / values ---------- */
.value-row {
  display: flex;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--color-border);
}
.value-row:last-child { border-bottom: none; }
.value-row .num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-border);
  flex: none;
  width: 60px;
}
.value-row h4 { margin-bottom: 6px; }
.value-row p { font-size: 0.95rem; }

/* ---------- Sector chips (Referanslar) ---------- */
.chip-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.chip {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-navy);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.chip .sw {
  width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary);
}

.quote-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 44px;
  border-left: 4px solid var(--color-primary);
}
.quote-card p { font-size: 1.15rem; color: var(--color-navy); font-weight: 500; line-height: 1.7; }
.quote-card .who { margin-top: 18px; font-size: 0.9rem; color: var(--color-text-muted); font-weight: 600; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

.info-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}
.info-item:last-child { border-bottom: none; }
.info-item .icon {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}
.info-item h4 { margin-bottom: 4px; }
.info-item p, .info-item a { font-size: 0.95rem; }
.info-item a { color: var(--color-navy); font-weight: 600; }
.info-item a:hover { color: var(--color-primary); }

.map-frame {
  width: 100%;
  height: 320px;
  border: 0;
  border-radius: var(--radius-md);
  margin-top: 28px;
}

.form-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 520px) { .form-row { grid-template-columns: 1fr; } }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}
.field input, .field textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-text);
  transition: border-color var(--transition);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-top: 12px;
}
.form-status {
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 14px;
  min-height: 1.2em;
}
.form-status.is-success { color: #1B7A3D; }
.form-status.is-error { color: var(--color-primary-dark); }

/* Honeypot — yalnızca botlara görünür, ekran okuyucular ve kullanıcılar için gizli */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  height: 0;
  width: 0;
  overflow: hidden;
  margin: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-bg-navy);
  color: var(--color-text-on-navy);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-logo img { height: 30px; margin-bottom: 16px; filter: brightness(0) invert(1); opacity: 0.95; }
.footer-grid p { color: var(--color-text-on-navy); font-size: 0.92rem; }
.footer-col h4 { color: #fff; font-size: 0.9rem; letter-spacing: 0.03em; text-transform: uppercase; margin-bottom: 18px; }
.footer-col ul { display: grid; gap: 12px; }
.footer-col a { color: var(--color-text-on-navy); font-size: 0.92rem; transition: color var(--transition); }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  font-size: 0.82rem;
  color: rgba(201,207,214,0.7);
}

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }