/* ═══════════════════════════════════════════
   GÜLKAR DANIŞMANLIK — Global Styles
   ═══════════════════════════════════════════ */

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

:root {
  --navy:       #0b1f4a;
  --navy-mid:   #1a3a72;
  --blue:       #1d63d9;
  --blue-light: #3b82f6;
  --blue-soft:  #dbeafe;
  --sky:        #e8f2ff;
  --white:      #ffffff;
  --gray-50:    #f8faff;
  --gray-100:   #eef3fb;
  --gray-400:   #94a3b8;
  --gray-600:   #4b5e7e;
  --gray-800:   #1e2d4d;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', sans-serif;
  background: var(--white);
  color: var(--gray-800);
  overflow-x: hidden;
}

/* ── NAVBAR ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(29,99,217,0.08);
  padding: 0 5%;
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 2px 24px rgba(11,31,74,0.06);
  transition: box-shadow .3s;
}

.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo img { height: 44px; width: auto; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name  { font-size: 22px; font-weight: 800; color: var(--navy); letter-spacing: -.5px; }
.logo-sub   { font-size: 10px; font-weight: 500; color: var(--blue); letter-spacing: 2px; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  text-decoration: none; font-size: 14px; font-weight: 500;
  color: var(--gray-600); padding: 8px 13px; border-radius: 8px;
  transition: all .2s; display: flex; align-items: center; gap: 3px;
}
.nav-links a:hover { background: var(--sky); color: var(--blue); }

.nav-links .dropdown { position: relative; }
.nav-links .dropdown > a::after { content: '▾'; font-size: 10px; margin-left: 2px; }
.dropdown-menu {
  display: none; position: absolute; top: calc(100% + 8px); left: 0;
  background: white; border: 1px solid rgba(29,99,217,0.1); border-radius: 12px;
  padding: 8px; min-width: 260px; box-shadow: 0 16px 40px rgba(11,31,74,0.12); z-index: 999;
}
.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu a {
  display: block !important; padding: 9px 14px !important;
  font-size: 13px !important; color: var(--gray-600) !important;
  border-radius: 8px; width: 100%;
}
.dropdown-menu a:hover { background: var(--sky) !important; color: var(--blue) !important; }

.nav-cta {
  background: linear-gradient(135deg, var(--blue) 0%, var(--navy) 100%) !important;
  color: white !important; padding: 10px 22px !important;
  border-radius: 10px !important; font-weight: 600 !important;
  box-shadow: 0 4px 14px rgba(29,99,217,0.3);
}
.nav-cta:hover {
  transform: translateY(-1px); background: var(--blue) !important;
  color: white !important; box-shadow: 0 6px 20px rgba(29,99,217,0.4) !important;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--navy) 100%);
  color: white; padding: 14px 28px; border-radius: 12px;
  font-weight: 600; font-size: 15px; text-decoration: none;
  transition: all .25s; box-shadow: 0 6px 20px rgba(29,99,217,0.3);
  font-family: 'Outfit', sans-serif; cursor: pointer; border: none;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(29,99,217,0.4); }

.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: white; color: var(--navy);
  border: 2px solid rgba(11,31,74,0.15);
  padding: 13px 28px; border-radius: 12px;
  font-weight: 600; font-size: 15px; text-decoration: none; transition: all .25s;
  font-family: 'Outfit', sans-serif; cursor: pointer;
}
.btn-secondary:hover { border-color: var(--blue); color: var(--blue); background: var(--sky); }

/* ── SECTION COMMONS ── */
.section-tag {
  display: inline-block; background: var(--blue-soft); color: var(--blue);
  padding: 5px 14px; border-radius: 20px;
  font-size: 12px; font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase; margin-bottom: 14px;
}
.section-header { text-align: center; margin-bottom: 56px; }
.section-title {
  font-size: clamp(28px, 3vw, 42px); font-weight: 800;
  color: var(--navy); line-height: 1.2; margin-bottom: 14px;
}
.section-desc {
  font-size: 17px; color: var(--gray-600);
  max-width: 560px; margin: 0 auto; line-height: 1.7;
}

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  padding: 130px 5% 70px;
  background: linear-gradient(160deg, var(--white) 0%, var(--sky) 60%, #c7dcff 100%);
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; top: -80px; right: -80px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(29,99,217,0.07) 0%, transparent 70%);
  border-radius: 50%; pointer-events: none;
}
.page-hero-inner { max-width: 1280px; margin: 0 auto; position: relative; z-index:1; }
.breadcrumb { font-size: 13px; color: var(--gray-400); margin-bottom: 16px; }
.breadcrumb a { color: var(--blue); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.page-hero h1 {
  font-size: clamp(32px, 4vw, 52px); font-weight: 800;
  color: var(--navy); line-height: 1.15; margin-bottom: 18px;
}
.page-hero p {
  font-size: 18px; color: var(--gray-600); line-height: 1.7;
  max-width: 600px; margin-bottom: 28px;
}

/* ── CONTENT SECTION ── */
.content-section { padding: 80px 5%; }
.content-inner { max-width: 1280px; margin: 0 auto; }

/* ── CARDS ── */
.card-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.card-grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.card-grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 32px; }

.std-card {
  background: var(--gray-50); border: 1px solid rgba(29,99,217,0.08);
  border-radius: 20px; padding: 32px 28px;
  transition: all .3s; position: relative; overflow: hidden;
  text-decoration: none; color: inherit; display: block;
}
.std-card::before {
  content: ''; position: absolute; bottom:0; left:0; right:0; height:3px;
  background: linear-gradient(90deg, var(--blue) 0%, var(--navy) 100%);
  transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.std-card:hover { transform: translateY(-5px); box-shadow: 0 16px 48px rgba(11,31,74,0.1); background: white; border-color: rgba(29,99,217,0.2); }
.std-card:hover::before { transform: scaleX(1); }
.std-card-icon {
  width: 52px; height: 52px; border-radius: 14px; margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(29,99,217,0.1) 0%, rgba(11,31,74,0.06) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; transition: all .3s;
}
.std-card:hover .std-card-icon { background: linear-gradient(135deg, var(--blue) 0%, var(--navy) 100%); }
.std-card h3 { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 10px; line-height: 1.3; }
.std-card p  { font-size: 13px; color: var(--gray-600); line-height: 1.6; margin-bottom: 16px; }
.std-card-link { font-size: 13px; font-weight: 600; color: var(--blue); }

/* ISO number badge cards */
.iso-card {
  background: white; border: 1px solid rgba(29,99,217,0.1); border-radius: 16px;
  padding: 28px; display: flex; align-items: flex-start; gap: 18px;
  transition: all .25s; text-decoration: none; color: inherit;
}
.iso-card:hover { box-shadow: 0 12px 36px rgba(11,31,74,0.1); transform: translateY(-3px); border-color: var(--blue); }
.iso-num {
  flex-shrink: 0; background: linear-gradient(135deg, var(--blue) 0%, var(--navy) 100%);
  color: white; border-radius: 12px; width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 800; text-align: center; line-height: 1.2;
}
.iso-info h3 { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 5px; }
.iso-info p  { font-size: 13px; color: var(--gray-600); line-height: 1.5; }

/* Feature list */
.feature-list { display: flex; flex-direction: column; gap: 14px; }
.feature-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 18px 22px; background: var(--gray-50);
  border-radius: 12px; border: 1px solid rgba(29,99,217,0.06);
}
.feature-dot {
  width: 22px; height: 22px; flex-shrink: 0; margin-top: 1px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--navy) 100%);
  border-radius: 6px; display: flex; align-items: center; justify-content: center;
  color: white; font-size: 11px; font-weight: 700;
}
.feature-item h4 { font-size: 14px; font-weight: 700; color: var(--navy); margin-bottom: 3px; }
.feature-item p  { font-size: 13px; color: var(--gray-600); line-height: 1.5; }

/* Dark info card */
.dark-card {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  border-radius: 24px; padding: 48px; color: white;
  position: relative; overflow: hidden;
}
.dark-card::before {
  content: ''; position: absolute; top: -60px; right: -60px;
  width: 200px; height: 200px; background: rgba(255,255,255,0.04); border-radius: 50%;
}
.dark-card h2, .dark-card h3 { color: white; margin-bottom: 14px; position: relative; z-index:1; }
.dark-card p { opacity: .8; line-height: 1.7; margin-bottom: 24px; position: relative; z-index:1; }
.check-list { display: flex; flex-direction: column; gap: 10px; position: relative; z-index:1; }
.check-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 500; color: rgba(255,255,255,.9);
}
.check-item::before {
  content: '✓'; width: 22px; height: 22px; flex-shrink: 0;
  background: rgba(255,255,255,0.15); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
}

/* CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--navy) 0%, #1d3b7a 50%, var(--blue) 100%);
  border-radius: 28px; padding: 64px; text-align: center;
  margin: 0 5% 80px; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; top: -80px; right: -80px;
  width: 300px; height: 300px; background: rgba(255,255,255,0.04); border-radius: 50%;
}
.cta-banner h2 { font-size: 36px; font-weight: 800; color: white; margin-bottom: 14px; }
.cta-banner p  { color: rgba(255,255,255,.75); font-size: 17px; margin-bottom: 32px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-banner-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Footer */
footer { background: var(--navy); padding: 60px 5% 32px; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; max-width: 1280px; margin: 0 auto 48px;
}
.footer-brand p { font-size: 14px; line-height: 1.7; margin-top: 16px; color: rgba(255,255,255,.55); }
.footer-contact { margin-top: 20px; display: flex; flex-direction: column; gap: 8px; }
.footer-contact a { font-size: 13px; color: rgba(255,255,255,.6); text-decoration: none; transition: color .2s; }
.footer-contact a:hover { color: var(--blue-light); }
.footer-col h4 {
  font-size: 12px; font-weight: 700; color: white;
  letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col ul li a { font-size: 13px; color: rgba(255,255,255,.55); text-decoration: none; transition: color .2s; }
.footer-col ul li a:hover { color: var(--blue-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1280px; margin: 0 auto;
  font-size: 13px; color: rgba(255,255,255,.35);
}
.footer-logo-name { color: white !important; }
.footer-logo-sub  { color: rgba(255,255,255,.45) !important; }

/* SVG Icon styles */
.svg-icon { width: 24px; height: 24px; fill: currentColor; }

/* Animations */
@keyframes fadeInUp   { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInRight{ from { opacity:0; transform:translateX(24px); } to { opacity:1; transform:translateX(0); } }
@keyframes pulse      { 0%,100%{opacity:1} 50%{opacity:.4} }
@keyframes float      { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }

.anim-up   { animation: fadeInUp    .6s ease both; }
.anim-up-1 { animation: fadeInUp    .6s ease .1s both; }
.anim-up-2 { animation: fadeInUp    .6s ease .2s both; }
.anim-up-3 { animation: fadeInUp    .6s ease .3s both; }
.anim-right{ animation: fadeInRight .7s ease .2s both; }

/* Responsive */
@media (max-width: 1024px) {
  .card-grid-4 { grid-template-columns: repeat(2,1fr); }
  .card-grid-3 { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .card-grid-4, .card-grid-3, .card-grid-2 { grid-template-columns: 1fr; }
  .cta-banner { padding: 40px 28px; margin: 0 0 60px; border-radius: 0; }
  .footer-grid { grid-template-columns: 1fr; }
}