/* ============================================================
   KATALOG TASARIM - Kurumsal Tema
   ============================================================ */

/* 1. CSS Değişkenleri — Premium Fransız Paleti (Bleu de France + Bordeaux)
   ============================================================ */
:root {
  /* Lacivert — derin, sofistike */
  --primary:       #002060;
  --primary-dark:  #001040;
  --primary-light: #003399;
  /* Fransız kırmızısı — butonlarda güçlü, arka planda nötr */
  --accent:        #C8102E;
  --accent-dark:   #9E0B24;
  --accent-light:  #EEF2FA;  /* Nötr açık mavi — pembe değil */
  --wa-green:      #25d366;
  --wa-dark:       #128c7e;
  --text:          #1C1C2E;
  --text-light:    #55606E;
  --text-xlight:   #98A0AC;
  --border:        #E2E6EE;
  --border-dark:   #C5CAD5;
  --bg:            #F8F9FC;
  --bg-dark:       #EEF1F7;
  --white:         #ffffff;
  --success:       #2E7D32;
  --shadow-sm:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow:        0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-md:     0 10px 15px rgba(0,0,0,.08), 0 4px 6px rgba(0,0,0,.05);
  --shadow-lg:     0 20px 25px rgba(0,0,0,.10), 0 10px 10px rgba(0,0,0,.04);
  --radius-sm:     4px;
  --radius:        8px;
  --radius-lg:     12px;
  --radius-xl:     20px;
  --transition:    all .25s ease;
  --container:     1200px;
  --header-h:      72px;
}

/* 2. Reset & Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
svg { flex-shrink: 0; }

/* 3. Tipografi
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.25;
  font-weight: 700;
  color: var(--primary);
}

h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); }
h4 { font-size: 1.1rem; }

p { margin-bottom: .75rem; }
p:last-child { margin-bottom: 0; }

/* 4. Layout Yardımcılar
   ============================================================ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 4.5rem 0;
}

.section-sm {
  padding: 3rem 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-header h2 {
  margin-bottom: .75rem;
}

.section-header p {
  color: var(--text-light);
  font-size: 1.05rem;
}

.section-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--accent);
  background: var(--accent-light);
  padding: .25rem .75rem;
  border-radius: 50px;
  margin-bottom: .75rem;
}

/* 5. Butonlar
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-wa {
  background: var(--wa-green);
  color: var(--white);
}
.btn-wa:hover {
  background: var(--wa-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37,211,102,.35);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
}
.btn-white:hover {
  background: var(--bg);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

/* 6. Topbar
   ============================================================ */
.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,.75);
  font-size: .8rem;
  padding: .4rem 0;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

/* GEO bölge metni */
.topbar-geo {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-size: .78rem;
  color: rgba(255,255,255,.7);
  white-space: nowrap;
}

.topbar-contact {
  display: flex;
  align-items: center;
  gap: .9rem;
  margin-left: auto;
}

.topbar-link {
  display: flex;
  align-items: center;
  gap: .3rem;
  color: rgba(255,255,255,.75);
  transition: color .2s;
  font-size: .8rem;
  white-space: nowrap;
}
.topbar-link:hover { color: var(--white); }

.topbar-wa  { color: #5ae68a; }
.topbar-wa:hover { color: #80f0a5; }

/* Mobil — topbar sadece WA + telefon gösterir */
@media (max-width: 640px) {
  .topbar-geo { display: none; }
  .topbar-inner { justify-content: center; gap: 1.25rem; }
  .topbar-contact { margin-left: 0; }
}

/* 7. Header / Navigasyon
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  height: var(--header-h);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: .65rem;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-icon img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
  border-radius: 6px;
}
.logo-text {
  font-size: 1.2rem;
  color: var(--primary);
  letter-spacing: -.01em;
  line-height: 1.2;
}
.logo-text strong { font-weight: 800; }

.main-nav { margin-left: auto; }

.nav-list {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav-item { position: relative; }

.nav-link {
  display: flex;
  align-items: center;
  gap: .25rem;
  padding: .5rem .75rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover,
.nav-link.active {
  color: var(--accent);
  background: var(--accent-light);
}

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + .4rem);
  left: 0;
  min-width: 220px;
  background: var(--white);
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 1001;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity .2s ease, transform .2s ease;
  visibility: hidden;
}

/* JS-controlled: .open class açar */
.has-dropdown.open .dropdown {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
  visibility: visible;
}
/* Desktop hover da çalışsın */
@media (min-width: 769px) {
  .has-dropdown:hover .dropdown {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
    visibility: visible;
  }
}

.dropdown-link {
  display: block;
  padding: .6rem 1rem;
  font-size: .875rem;
  color: var(--text);
  transition: var(--transition);
}
.dropdown-link:hover,
.dropdown-link.active {
  color: var(--accent);
  background: var(--accent-light);
}
.dropdown li:first-child .dropdown-link { border-radius: var(--radius) var(--radius) 0 0; }
.dropdown li:last-child .dropdown-link  { border-radius: 0 0 var(--radius) var(--radius); }

.header-cta { margin-left: .5rem; }

/* Mobil nav başlığı — desktop'ta gizli */
.mobile-nav-header { display: none; }

/* Hamburger — "Menü" yazılı düğme */
.nav-toggle {
  display: none;
  align-items: center;
  gap: .4rem;
  margin-left: auto;
  padding: .45rem .85rem;
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius);
  font-size: .82rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--white);
  cursor: pointer;
  transition: var(--transition);
}
.nav-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.nav-toggle[aria-expanded="true"] {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}
.nav-toggle-bars {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 18px;
}
.nav-toggle-bars span {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* 8. Hero
   ============================================================ */
.hero {
  background: var(--primary-dark); /* PHP'den inline style ile fotoğraf eklenir */
  color: var(--white);
  padding: 5.5rem 0 4.5rem;
  position: relative;
  overflow: hidden;
}

/* Koyu overlay — metin okunabilirliği + marka rengi */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg,
      rgba(0,16,64,.88) 0%,
      rgba(0,32,96,.78) 50%,
      rgba(0,16,64,.70) 100%);
}

/* Dekoratif geometri */
.hero-geo { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }

.hero-geo-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.06);
}
.hero-geo-ring-1 {
  width: 500px; height: 500px;
  right: -120px; top: -150px;
}
.hero-geo-ring-2 {
  width: 320px; height: 320px;
  right: -40px; top: -60px;
  border-color: rgba(255,255,255,.04);
}
.hero-geo-stripe {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 60%);
  opacity: .6;
}

.hero-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

/* Hero H1 — em kısmı italik vurgu */
.hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}
.hero h1 em {
  font-style: italic;
  color: rgba(255,255,255,.7);
  font-weight: 400;
}

/* Güven bandı */
.hero-trust {
  display: flex;
  align-items: center;
  gap: .6rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: .78rem;
  color: rgba(255,255,255,.55);
}
.hero-trust-dot { opacity: .3; }

/* Kitap stack */
.hero-books {
  position: relative;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-book {
  position: absolute;
  filter: drop-shadow(0 24px 48px rgba(0,0,0,.5));
}
.hero-book-back {
  transform: rotate(8deg) translateX(30px) translateY(10px);
  z-index: 1;
}
.hero-book-front {
  transform: rotate(-4deg) translateX(-10px);
  z-index: 2;
}
.hero-book-cover {
  width: 155px;
  height: 218px;
  border-radius: 2px 8px 8px 2px;
  box-shadow: -6px 6px 24px rgba(0,0,0,.4), inset -3px 0 8px rgba(0,0,0,.25);
  overflow: hidden;
  position: relative;
}
.hero-book-cover::before {
  content: '';
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 14px;
  background: rgba(0,0,0,.25);
}
.hero-book-inner {
  padding: 1.25rem 1rem 1rem 1.5rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  background: repeating-linear-gradient(
    45deg, rgba(255,255,255,.03) 0, rgba(255,255,255,.03) 1px,
    transparent 0, transparent 50%
  );
  background-size: 10px 10px;
}
.hero-book-lines {
  margin-top: auto;
}
.hero-book-lines div {
  height: 2px;
  background: rgba(255,255,255,.3);
  border-radius: 1px;
  margin-bottom: 5px;
  width: 100%;
}

/* Eski hero-tag uyumluluğu */
.hero-tag {
  display: inline-block;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.9);
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .3rem .9rem;
  border-radius: 50px;
  margin-bottom: 1.25rem;
}

/* Hero h1 — ortalı */
.hero h1 {
  color: var(--white);
  text-align: center;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.1rem;
  color: rgba(255,255,255,.85);
  margin-bottom: 2rem;
  text-align: center;
  max-width: 580px;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,.15);
}

.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  display: block;
}

.hero-stat-label {
  font-size: .8rem;
  color: rgba(255,255,255,.65);
}

/* Hero illüstrasyon */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-mockup {
  position: relative;
  width: 100%;
  max-width: 420px;
}

.hero-catalog-wrap {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-xl);
  padding: 2rem;
  backdrop-filter: blur(10px);
}

.catalog-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.catalog-card-mock {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.catalog-card-mock-img {
  height: 80px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}
.catalog-card-mock-body {
  padding: .75rem;
}
.catalog-card-mock-line {
  height: 6px;
  border-radius: 3px;
  background: var(--border-dark);
  margin-bottom: .4rem;
}
.catalog-card-mock-line:last-child { width: 60%; margin-bottom: 0; }

.catalog-card-mock:nth-child(2) .catalog-card-mock-img {
  background: linear-gradient(135deg, #002060 0%, #001040 100%);
}
.catalog-card-mock:nth-child(3) .catalog-card-mock-img {
  background: linear-gradient(135deg, #C8102E 0%, #9E0B24 100%);
}
.catalog-card-mock:nth-child(4) .catalog-card-mock-img {
  background: linear-gradient(135deg, #2A4580 0%, #002060 100%);
}

/* 9. Hizmetler Grid
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;          /* varsayılan padding — link yoksa kart taşır */
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

/* Link wrapper varsa kart padding'i sıfırla, link taşısın */
.service-card:has(> .service-card-link) { padding: 0; }

.service-card-link {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  height: 100%;
  text-decoration: none;
  color: inherit;
}
.service-card-link:hover { text-decoration: none; }

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform .3s ease;
}

.service-card:hover,
.service-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-card:hover::before,
.service-card:focus-within::before { transform: scaleX(1); }

.service-card h3 { transition: color .2s; }
.service-card:hover h3 { color: var(--accent); }

.service-icon {
  width: 52px;
  height: 52px;
  background: var(--accent-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--accent);
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: .5rem;
}

.service-card p {
  font-size: .9rem;
  color: var(--text-light);
  margin-bottom: 1.25rem;
}

.service-link {
  font-size: .875rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  transition: gap .2s;
}
.service-link:hover { gap: .6rem; }

/* 10. Süreç Adımları
   ============================================================ */
.process-bg {
  background: var(--bg);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  position: relative;
}

.process-step {
  text-align: center;
  padding: 2rem 1.5rem;
}

.process-num {
  width: 52px;
  height: 52px;
  background: var(--primary);
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.process-step h3 { margin-bottom: .5rem; font-size: 1rem; }
.process-step p { font-size: .875rem; color: var(--text-light); }

/* 11. Portfolio Grid
   ============================================================ */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.portfolio-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.portfolio-thumb {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.4);
  font-size: 3rem;
}

.portfolio-info {
  padding: 1.25rem;
}

.portfolio-info h3 { font-size: 1rem; margin-bottom: .25rem; }
.portfolio-info p  { font-size: .8rem; color: var(--text-light); margin: 0; }

/* 12. Fiyat Kartları
   ============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: var(--transition);
}

.pricing-card.popular {
  border-color: var(--accent);
  transform: scale(1.02);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  padding: .3rem .9rem;
  border-radius: 50px;
  white-space: nowrap;
}

.pricing-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .75rem;
}

.pricing-price {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: .25rem;
}
.pricing-price span { font-size: 1rem; font-weight: 500; color: var(--text-light); }

.pricing-duration {
  font-size: .8rem;
  color: var(--text-light);
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.pricing-features {
  margin-bottom: 2rem;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  padding: .35rem 0;
  color: var(--text);
}

.pricing-features li::before {
  content: '';
  width: 18px;
  height: 18px;
  background: var(--success);
  border-radius: 50%;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.pricing-card .btn { width: 100%; justify-content: center; }

/* 13. Referanslar / Müşteri Yorumları
   ============================================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.testimonial-stars {
  color: #f6ad55;
  margin-bottom: 1rem;
  font-size: 1.1rem;
  letter-spacing: .1em;
}

.testimonial-text {
  font-size: .9rem;
  color: var(--text);
  font-style: italic;
  margin-bottom: 1.25rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.testimonial-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .9rem;
  color: var(--accent);
  flex-shrink: 0;
}

.testimonial-name { font-weight: 600; font-size: .9rem; }
.testimonial-company { font-size: .78rem; color: var(--text-light); }

/* 14. CTA Bant
   ============================================================ */
.cta-band {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, var(--accent) 100%);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
}

.cta-band h2 { color: var(--white); margin-bottom: .75rem; }
.cta-band p  { color: rgba(255,255,255,.8); margin-bottom: 2rem; font-size: 1.05rem; }
.cta-band-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* 15. İstatistikler
   ============================================================ */
.stats-bg { background: var(--primary); color: var(--white); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  display: block;
  line-height: 1;
}

.stat-label {
  font-size: .85rem;
  color: rgba(255,255,255,.65);
  margin-top: .35rem;
}

/* 16. Breadcrumb
   ============================================================ */
.breadcrumb {
  background: var(--bg);
  padding: .65rem 0;
  border-bottom: 1px solid var(--border);
  font-size: .82rem;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--text-light);
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
}

.breadcrumb-list a {
  color: var(--text-light);
  text-decoration: none;
  padding: .15rem .3rem;
  border-radius: var(--radius-sm);
  transition: color .2s, background .2s;
}
.breadcrumb-list a:hover {
  color: var(--accent);
  background: var(--accent-light);
}

.bc-active,
.breadcrumb-list li.active {
  color: var(--text);
  font-weight: 600;
  padding: .15rem .3rem;
}

.breadcrumb-sep {
  color: var(--text-xlight);
  padding: 0 .2rem;
  user-select: none;
}

/* 17. Sayfa Hero (Alt Sayfalar)
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 65%, #0A2580 100%);
  color: var(--white);
  padding: 3.5rem 0;
  text-align: center;
}

.page-hero h1 { color: var(--white); margin-bottom: .75rem; }
.page-hero p  { color: rgba(255,255,255,.8); font-size: 1.05rem; max-width: 580px; margin: 0 auto; }

/* 18. İçerik Düzeni (2 kolon)
   ============================================================ */
.content-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
  align-items: start;
}

.content-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
}

.sidebar-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.25rem;
}

.sidebar-card h3 {
  font-size: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
}

/* 19. İletişim Formu
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  margin-bottom: .4rem;
  color: var(--text);
}

.form-control {
  width: 100%;
  padding: .7rem 1rem;
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius);
  font: inherit;
  font-size: .95rem;
  color: var(--text);
  transition: border-color .2s;
  background: var(--white);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200,16,46,.12);
}

textarea.form-control { min-height: 140px; resize: vertical; }

/* 20. Footer
   ============================================================ */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.7);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer-logo {
  display: inline-block;
  font-size: 1.25rem;
  color: var(--white);
  margin-bottom: 1rem;
}
.footer-logo strong { font-weight: 800; }

.footer-about p {
  font-size: .875rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.footer-social {
  display: flex;
  gap: .75rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.footer-heading {
  font-size: .875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer-links li { margin-bottom: .5rem; }
.footer-links a {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  transition: color .2s;
}
/* Sidebar içindeki footer-links — açık arka plan için renk override */
.sidebar-card .footer-links li { margin-bottom: .4rem; }
.sidebar-card .footer-links a {
  color: var(--text-light);
  display: inline-flex;
  align-items: center;
  gap: .3rem;
}
.sidebar-card .footer-links a:hover { color: var(--accent); }
.footer-links a:hover { color: var(--white); }

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: .5rem;
  font-size: .875rem;
  margin-bottom: .75rem;
  color: rgba(255,255,255,.65);
}
.footer-contact-list a { color: rgba(255,255,255,.65); transition: color .2s; }
.footer-contact-list a:hover { color: var(--white); }

.footer-wa-btn { margin-top: 1rem; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.25rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: .8rem;
  flex-wrap: wrap;
}

.footer-bottom-links {
  display: flex;
  gap: 1.25rem;
  margin: 0;
}

.footer-bottom-links a {
  color: rgba(255,255,255,.5);
  transition: color .2s;
}
.footer-bottom-links a:hover { color: var(--white); }

/* Footer logo */
.footer-logo {
  display: flex;
  align-items: center;
  font-size: 1.15rem;
  color: var(--white);
  margin-bottom: 1rem;
  text-decoration: none;
}
.footer-logo strong { font-weight: 800; }

/* Footer hizmet alanı — doğal metin */
.footer-service-area {
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 1rem 0;
}
.footer-service-area p {
  font-size: .8rem;
  color: rgba(255,255,255,.4);
  line-height: 1.7;
  margin: 0;
}
.footer-service-area a {
  color: rgba(255,255,255,.55);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color .2s;
}
.footer-service-area a:hover { color: rgba(255,255,255,.85); }

/* 21. WhatsApp Float Butonu
   ============================================================ */
.wa-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 900;
  background: var(--wa-green);
  color: var(--white);
  border-radius: 50px;
  padding: .85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: .5rem;
  box-shadow: 0 4px 16px rgba(37,211,102,.4);
  transition: var(--transition);
  font-weight: 600;
  font-size: .875rem;
}
.wa-float:hover {
  background: var(--wa-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37,211,102,.5);
}

/* 22. SSS Accordion
   ============================================================ */
.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: .75rem;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  font-weight: 600;
  font-size: .95rem;
  color: var(--primary);
  background: var(--white);
  text-align: left;
  transition: background .2s;
}
.faq-question:hover { background: var(--bg); }
.faq-question[aria-expanded="true"] { background: var(--accent-light); }

.faq-icon { transition: transform .3s; flex-shrink: 0; color: var(--accent); }
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(180deg); }

.faq-answer {
  display: none;
  padding: 0 1.25rem 1.25rem;
  font-size: .9rem;
  color: var(--text-light);
  line-height: 1.7;
  background: var(--accent-light);
}
.faq-answer.open { display: block; }

/* 23. Özellikler Listesi
   ============================================================ */
.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.feature-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.feature-item h4 { font-size: 1rem; margin-bottom: .25rem; }
.feature-item p  { font-size: .875rem; color: var(--text-light); margin: 0; }

/* 24. Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .content-grid {
    grid-template-columns: 1fr;
  }
  .content-sidebar { position: static; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }

  .topbar-info { display: none; }

  .nav-toggle { display: flex; }
  .header-cta { display: none; }

  /* Mobil menü — header altına kayar */
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 2px solid var(--accent);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0,0,0,.12);
    z-index: 998;
    max-height: calc(100vh - var(--header-h) - 40px);
    overflow-y: auto;
  }
  .site-header { position: sticky; top: 0; }
  .main-nav.open { display: block; }

  /* Mobil menü üst başlık — sadece mobilde göster */
  .mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem .75rem;
    border-bottom: 1px solid var(--border);
    font-size: .8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-light);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: .75rem;
    gap: 0;
  }

  .nav-link {
    padding: .9rem 1rem;
    font-size: .95rem;
    justify-content: space-between;
    border-radius: var(--radius-sm);
    border-bottom: 1px solid var(--border);
  }
  .nav-item:last-child .nav-link { border-bottom: none; }

  .dropdown {
    position: static;
    opacity: 1;
    pointer-events: all;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--accent);
    border-radius: 0;
    margin: .25rem 0 .25rem 1.25rem;
    background: var(--bg);
    display: none;
  }
  .has-dropdown.open .dropdown { display: block; }
  .dropdown-link { padding: .7rem 1rem; font-size: .875rem; }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }
  .hero-visual { display: none; }
  .hero-cta    { justify-content: center; }
  .hero-trust  { justify-content: center; }
  .hero-geo-ring { display: none; }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid { grid-template-columns: 1fr; }

  .pricing-card.popular { transform: none; }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .section { padding: 3rem 0; }
  .hero    { padding: 3rem 0; }
  .hero-stats { flex-wrap: wrap; gap: 1.25rem; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .wa-float-text { display: none; }
  .wa-float { border-radius: 50%; padding: 1rem; }
}

/* 25. Görsel Placeholder
   ============================================================ */
.img-ph {
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg) 100%);
  border: 2px dashed var(--border-dark);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  color: var(--text-xlight);
  font-size: .825rem;
  font-weight: 500;
  padding: 2rem;
  margin: 1.75rem 0;
  text-align: center;
}
.img-ph svg { color: var(--border-dark); }
.img-ph-wide   { aspect-ratio: 16/9; }
.img-ph-square { aspect-ratio: 1; }
.img-ph-tall   { aspect-ratio: 3/4; }
.img-ph-banner { aspect-ratio: 3/1; }

/* Gerçek görsel — placeholder'ın yerini alır */
.img-real {
  display: block;
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  margin: 1.75rem 0;
}
.img-real-wide   { aspect-ratio: 16/9; }
.img-real-square { aspect-ratio: 1; }
.img-real-tall   { aspect-ratio: 3/4; }
.img-real-banner { aspect-ratio: 3/1; }

/* Görsel + metin yan yana */
.img-text-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  margin: 2rem 0;
}
.img-text-grid.reverse { direction: rtl; }
.img-text-grid.reverse > * { direction: ltr; }

@media (max-width: 768px) {
  .img-text-grid { grid-template-columns: 1fr; }
  .img-text-grid.reverse { direction: ltr; }
}

/* İçerik sayfa metin bölümü */
.content-prose h2 { margin-top: 2.25rem; margin-bottom: .75rem; font-size: 1.4rem; }
.content-prose h3 { margin-top: 1.75rem; margin-bottom: .5rem; font-size: 1.15rem; }
.content-prose p  { color: var(--text); line-height: 1.75; margin-bottom: 1rem; }
.content-prose ul, .content-prose ol { margin: .75rem 0 1rem 1.5rem; }
.content-prose li { margin-bottom: .5rem; line-height: 1.7; }
.content-prose strong { color: var(--primary); }

/* Bilgi kutusu */
.info-box {
  background: var(--accent-light);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
}
.info-box h4 { margin-bottom: .4rem; color: var(--accent-dark); }
.info-box p  { margin: 0; font-size: .9rem; color: var(--text); }

/* Şehir etiketleri */
.city-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1rem 0;
}
.city-tag {
  background: var(--bg-dark);
  border: 1px solid var(--border-dark);
  border-radius: 50px;
  padding: .25rem .85rem;
  font-size: .8rem;
  font-weight: 500;
  color: var(--text-light);
}

/* 26. Yardımcı Sınıflar
   ============================================================ */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; }
.d-flex { display: flex; }
.gap-1  { gap: .5rem; }
.gap-2  { gap: 1rem; }
.flex-wrap { flex-wrap: wrap; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.w-100 { width: 100%; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ── Katalog Masonry Galeri ────────────────────────────────── */
.katalog-masonry {
  columns: 5 160px;
  column-gap: 10px;
}
.katalog-thumb {
  break-inside: avoid;
  margin-bottom: 10px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  background: var(--bg-dark);
  display: block;
}
.katalog-thumb img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform .35s ease;
}
.katalog-thumb:hover img,
.katalog-thumb:focus img {
  transform: scale(1.04);
}
.katalog-thumb-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,32,96,.45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .25s ease;
}
.katalog-thumb:hover .katalog-thumb-overlay,
.katalog-thumb:focus .katalog-thumb-overlay {
  opacity: 1;
}
.katalog-thumb:focus {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

@media (max-width: 900px) { .katalog-masonry { columns: 3 140px; } }
@media (max-width: 560px) { .katalog-masonry { columns: 2 130px; column-gap: 7px; }
  .katalog-thumb { margin-bottom: 7px; } }

/* ── Lightbox (galeri navigasyonlu) ────────────────────────── */
#lb-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,16,.88);
  backdrop-filter: blur(6px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}
#lb-overlay.open {
  opacity: 1;
  pointer-events: all;
}
#lb-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,.5);
  position: relative;
  transform: translateY(20px);
  transition: transform .25s ease;
}
#lb-overlay.open #lb-box {
  transform: translateY(0);
}
#lb-close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(0,0,0,.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--text); cursor: pointer;
  transition: background .2s;
  z-index: 1;
  border: none;
}
#lb-close:hover { background: rgba(0,0,0,.15); }

/* Katalog kapak mockup */
#lb-mockup {
  grid-column: 1;
  grid-row: 1 / 3;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 2rem;
  min-height: 320px;
}
.lb-book {
  perspective: 1000px;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,.35));
}
.lb-book-cover {
  width: 170px;
  height: 240px;
  position: relative;
  transform: rotateY(-18deg) rotateX(3deg);
  transform-style: preserve-3d;
}
.lb-book-spine {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 18px;
  background: rgba(0,0,0,.35);
  border-radius: 2px 0 0 2px;
  transform: translateX(-100%) rotateY(90deg) translateZ(-9px);
  transform-origin: right;
}
.lb-book-front {
  position: absolute;
  inset: 0;
  background: var(--book-color, #002060);
  border-radius: 2px 6px 6px 2px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.lb-book-pattern {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.04) 0, rgba(255,255,255,.04) 1px, transparent 0, transparent 50%);
  background-size: 12px 12px;
}
.lb-book-content {
  position: relative;
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.lb-book-logo {
  margin-bottom: auto;
}
.lb-book-title {
  color: var(--white);
  font-size: .75rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: .5rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.lb-book-line {
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,.4);
  margin-bottom: .5rem;
}
.lb-book-sub {
  font-size: .6rem;
  color: rgba(255,255,255,.55);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* Lightbox info panel */
#lb-info {
  grid-column: 2;
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: .5rem;
  padding-top: 3rem;
}
#lb-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.3;
}
#lb-sub {
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .05em;
}
#lb-desc {
  font-size: .86rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-top: .25rem;
}

@media (max-width: 560px) {
  #lb-box {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }
  #lb-mockup { grid-column: 1; grid-row: 1; min-height: 200px; padding: 1.5rem; }
  .lb-book-cover { width: 110px; height: 155px; }
  #lb-info { grid-column: 1; grid-row: 2; padding: 1.25rem 1.5rem 1.5rem; }
}

/* ── Lightbox — Galeri Modu (katalog örnekleri) ─────────────── */
#lb-overlay.lb-gallery {
  padding: .75rem;
  flex-direction: column;
  gap: 0;
}
#lb-overlay.lb-gallery #lb-box {
  display: block;
  max-width: min(92vw, 680px);
  background: transparent;
  border-radius: var(--radius-lg);
  box-shadow: none;
  overflow: visible;
}
.lb-gallery-img-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lb-gallery-img-wrap img {
  max-height: 86vh;
  max-width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(0,0,0,.7);
  display: block;
  object-fit: contain;
}
/* Prev / Next */
.lb-nav {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,.25);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background .2s;
  z-index: 2;
}
.lb-nav:hover { background: rgba(255,255,255,.3); }
.lb-prev { left: -54px; }
.lb-next { right: -54px; }
/* Sayaç + Kapat */
.lb-gallery-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .6rem .5rem .25rem;
}
.lb-counter {
  font-size: .8rem;
  color: rgba(255,255,255,.55);
  letter-spacing: .05em;
}
.lb-gallery-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  border: none; color: #fff; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.lb-gallery-close:hover { background: rgba(255,255,255,.3); }

@media (max-width: 600px) {
  .lb-prev { left: 4px; }
  .lb-next { right: 4px; }
  .lb-nav  { width: 36px; height: 36px; background: rgba(0,0,0,.5); }
  .lb-gallery-img-wrap img { border-radius: var(--radius); }
}

/* ── Hero arka plan iyileştirme ─────────────────────────────── */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, transparent 55%, rgba(200,16,46,.07) 100%);
  pointer-events: none;
}

/* Portfolio item — lightbox tıklanabilir */
.portfolio-item {
  cursor: pointer;
}
.portfolio-item:focus {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}