/* isletmevitrini.com — Ana Stylesheet */
/* Mobile-first | Sistem fontları | Lighthouse 95+ */

:root {
  --primary:       #1e3a5f;
  --primary-dark:  #152d4a;
  --primary-light: #2a5298;
  --accent:        #16a34a;
  --accent-light:  #dcfce7;
  --white:         #fff;
  --gray-50:       #f8fafc;
  --gray-100:      #f1f5f9;
  --gray-200:      #e2e8f0;
  --gray-500:      #64748b;
  --gray-700:      #334155;
  --gray-900:      #0f172a;
  --text:          #1e293b;
  --text-muted:    #64748b;
  --border:        #e2e8f0;
  --radius:        8px;
  --radius-lg:     14px;
  --shadow:        0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:     0 4px 12px rgba(0,0,0,.1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* Tipografi */
h1 { font-size: clamp(1.8rem, 5vw, 2.9rem); font-weight: 800; line-height: 1.2; }
h2 { font-size: clamp(1.4rem, 4vw, 2.1rem); font-weight: 700; line-height: 1.3; }
h3 { font-size: clamp(1.05rem, 3vw, 1.4rem); font-weight: 600; line-height: 1.4; }
h4 { font-size: 1rem; font-weight: 600; }
p  { line-height: 1.75; }

/* Layout */
.container  { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }
.section    { padding: 4.5rem 0; }
.section-sm { padding: 2.5rem 0; }

/* Butonlar */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: none;
  transition: opacity .15s, transform .15s, box-shadow .15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover  { opacity: .9; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }

.btn-primary  { background: var(--primary); color: var(--white); }
.btn-accent   { background: var(--accent); color: var(--white); }
.btn-outline  { background: transparent; border: 2px solid currentColor; color: var(--primary); }
.btn-outline-white { background: transparent; border: 2px solid rgba(255,255,255,.5); color: var(--white); }
.btn-whatsapp { background: #25d366; color: var(--white); }
.btn-maps     { background: #4285f4; color: var(--white); }
.btn-instagram { background: #e1306c; color: var(--white); }
.btn-lg       { padding: 1rem 2.25rem; font-size: 1.05rem; }
.btn-full     { width: 100%; justify-content: center; }

/* ─── Header ─── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: .45rem;
}
.nav-logo span { color: var(--accent); }
.nav-links {
  display: none;
  list-style: none;
  gap: 1.5rem;
  align-items: center;
}
.nav-links a {
  font-size: .88rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: color .15s;
}
.nav-links a:hover { color: var(--primary); }
.nav-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all .2s;
}
.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--white);
  border-top: 1px solid var(--border);
  padding: .75rem 1.25rem 1rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: .7rem 0;
  font-weight: 500;
  color: var(--gray-700);
  border-bottom: 1px solid var(--border);
  font-size: .95rem;
}
.mobile-menu a:last-child { border-bottom: none; color: var(--accent); font-weight: 700; }

/* ─── Hero ─── */
.hero {
  background: linear-gradient(140deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 4.5rem 0 4rem;
  text-align: center;
}
.hero h1 { color: var(--white); margin-bottom: 1.1rem; }
.hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,.85);
  max-width: 620px;
  margin: 0 auto 2rem;
  line-height: 1.75;
}
.hero-ctas { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50px;
  padding: .35rem 1rem;
  font-size: .8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: rgba(255,255,255,.95);
}

/* ─── Section başlığı ─── */
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header p {
  color: var(--text-muted);
  max-width: 580px;
  margin: .75rem auto 0;
  font-size: 1.05rem;
}
.section-tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent);
  font-size: .75rem;
  font-weight: 700;
  padding: .3rem .85rem;
  border-radius: 50px;
  margin-bottom: .75rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.section-tag.blue { background: #dbeafe; color: var(--primary); }

/* ─── Kartlar ─── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}
.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  background: var(--accent-light);
}
.card-icon.blue   { background: #dbeafe; }
.card-icon.purple { background: #ede9fe; }
.card-icon.orange { background: #ffedd5; }
.card-icon.pink   { background: #fce7f3; }
.card-icon.yellow { background: #fef9c3; }
.card-icon.red    { background: #fee2e2; }

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: box-shadow .2s, transform .2s;
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

/* ─── Grid ─── */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ─── Stats ─── */
.stats-bar { background: var(--primary); padding: 2.5rem 0; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; text-align: center; }
.stat-number { font-size: 2.2rem; font-weight: 800; color: var(--accent); display: block; }
.stat-label  { font-size: .85rem; color: rgba(255,255,255,.7); margin-top: .2rem; }

/* ─── Adımlar ─── */
.steps { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.step  { display: flex; gap: 1.25rem; align-items: flex-start; }
.step-num {
  width: 42px; height: 42px; min-width: 42px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .95rem;
}

/* ─── CTA Blok ─── */
.cta-block {
  background: linear-gradient(140deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
}
.cta-block h2 { color: var(--white); margin-bottom: .75rem; }
.cta-block p  { color: rgba(255,255,255,.85); margin-bottom: 2rem; font-size: 1.05rem; }

/* ─── Form ─── */
.form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: .88rem;
  margin-bottom: .4rem;
  color: var(--gray-700);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: .95rem;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color .15s;
  -webkit-appearance: none;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30,58,95,.08);
}
.form-group textarea { min-height: 100px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr; gap: 0; }
.form-note { font-size: .83rem; color: var(--text-muted); margin-top: .4rem; }

/* ─── Page hero (iç sayfalar) ─── */
.page-hero { background: var(--primary); color: var(--white); padding: 3.5rem 0; text-align: center; }
.page-hero h1 { color: var(--white); font-size: clamp(1.6rem, 4vw, 2.4rem); }
.page-hero p  { color: rgba(255,255,255,.8); margin-top: .75rem; font-size: 1.05rem; max-width: 580px; margin-left: auto; margin-right: auto; }

/* ─── Fiyatlandırma ─── */
.pricing-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  background: var(--white);
  box-shadow: var(--shadow);
  position: relative;
}
.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary), var(--shadow-md);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  padding: .25rem .85rem;
  border-radius: 50px;
  white-space: nowrap;
}
.pricing-price { font-size: 2rem; font-weight: 800; color: var(--primary); }
.pricing-price sup { font-size: 1rem; vertical-align: super; }
.pricing-period { font-size: .85rem; color: var(--text-muted); }
.pricing-list { list-style: none; margin: 1.5rem 0; }
.pricing-list li {
  padding: .5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: .9rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.pricing-list li:last-child { border-bottom: none; }
.pricing-list li::before { content: "✓"; color: var(--accent); font-weight: 700; }

/* ─── Demo sayfaları ─── */
.demo-header {
  padding: 2.5rem 0;
  text-align: center;
  color: var(--white);
}
.demo-header h1 { color: var(--white); font-size: clamp(1.75rem, 5vw, 2.5rem); }
.demo-header p  { color: rgba(255,255,255,.85); margin-top: .5rem; font-size: 1.05rem; }
.demo-actions   {
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
}
.gallery-placeholder {
  aspect-ratio: 4/3;
  background: var(--gray-100);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--gray-500);
  border: 1px solid var(--border);
}
.qr-box {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  background: var(--gray-50);
}
.qr-placeholder {
  width: 120px; height: 120px;
  background: var(--gray-200);
  margin: 0 auto 1rem;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}
.info-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}
.info-row:last-child { border-bottom: none; }
.info-icon { font-size: 1.25rem; flex-shrink: 0; }
.info-text strong { display: block; font-size: .85rem; color: var(--text-muted); font-weight: 500; }
.info-text span   { font-size: .95rem; }
.demo-notice {
  background: var(--primary);
  color: rgba(255,255,255,.85);
  padding: 1.1rem 1.25rem;
  font-size: .87rem;
}
.demo-notice-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.demo-notice a { color: #93c5fd; font-weight: 600; }
.demo-notice-cta {
  background: var(--accent);
  color: #fff !important;
  padding: .4rem 1.1rem;
  border-radius: 6px;
  font-weight: 700 !important;
  font-size: .85rem;
  white-space: nowrap;
  text-decoration: none;
}

/* ─── Demo kart listesi ─── */
.demo-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: box-shadow .2s, transform .2s;
}
.demo-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.demo-card-header { padding: 1.75rem; text-align: center; color: var(--white); }
.demo-card-header h3 { color: var(--white); }
.demo-card-header p  { color: rgba(255,255,255,.8); font-size: .9rem; margin-top: .4rem; }
.demo-card-body { padding: 1.5rem; }
.demo-card-tag {
  display: inline-block;
  background: var(--gray-100);
  color: var(--text-muted);
  font-size: .75rem;
  font-weight: 600;
  padding: .25rem .65rem;
  border-radius: 50px;
  margin-bottom: .75rem;
}

/* ─── Sektör kartı ─── */
.sector-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: box-shadow .2s, transform .2s;
  text-align: center;
}
.sector-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.sector-icon { font-size: 2.25rem; margin-bottom: .75rem; }

/* ─── İletişim ─── */
.contact-info-item { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1.5rem; }
.contact-info-icon {
  width: 44px; height: 44px; min-width: 44px;
  border-radius: var(--radius);
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

/* ─── Logo ─── */
.logo-img {
  height: 30px;
  width: 30px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
  display: block;
}
.logo-img-sm {
  height: 22px;
  width: 22px;
  border-radius: 4px;
  object-fit: cover;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
  filter: brightness(1.15);
}

/* ─── Footer ─── */
.footer { background: var(--gray-900); color: rgba(255,255,255,.65); padding: 3.5rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; margin-bottom: 2.5rem; }
.footer-logo { font-size: 1.1rem; font-weight: 800; color: var(--white); margin-bottom: .75rem; display: flex; align-items: center; gap: .5rem; }
.footer-logo span { color: var(--accent); }
.footer-desc { font-size: .88rem; color: rgba(255,255,255,.55); max-width: 280px; line-height: 1.65; }
.footer h4 { color: var(--white); font-size: .9rem; margin-bottom: 1rem; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: .5rem; }
.footer ul a { font-size: .88rem; color: rgba(255,255,255,.55); transition: color .15s; }
.footer ul a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.5rem;
  font-size: .82rem;
  text-align: center;
  color: rgba(255,255,255,.4);
}

/* ─── Fayda listesi ─── */
.benefit-list { list-style: none; margin-top: 1rem; }
.benefit-list li {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  padding: .45rem 0;
  font-size: .95rem;
}
.benefit-list li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 800;
  flex-shrink: 0;
  margin-top: .05rem;
}

/* ─── Uyarı kutusu ─── */
.alert {
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  font-size: .9rem;
  display: flex;
  align-items: flex-start;
  gap: .75rem;
}
.alert-success { background: var(--accent-light); color: #15803d; }
.alert-info    { background: #dbeafe; color: #1e40af; }

/* ─── Bölücü çizgi ─── */
hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

/* ─── Tablet ─── */
@media (min-width: 640px) {
  .grid-2   { grid-template-columns: repeat(2, 1fr); }
  .grid-4   { grid-template-columns: repeat(4, 1fr); }
  .form-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ─── Desktop ─── */
@media (min-width: 900px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
  .two-col-narrow { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; align-items: flex-start; }
}