/* ═══════════════════════════════════════════════════════
   MEREN3D — Style Sheet v2
   Palette : Krem #FDF0D5 · Lacivert #003049 · Accent #E8A838
   Font    : Syne (Google) + Chencau (brand)
═══════════════════════════════════════════════════════ */

/* ── Chencau font ── */
@font-face {
  font-family: 'Chencau';
  src: url('../fonts/chencau.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ── Design tokens ── */
:root {
  --krem:          #FDF0D5;
  --krem-dark:     #F5E4BE;
  --lacivert:      #003049;
  --lacivert-mid:  #004d73;
  --lacivert-dark: #001f30;
  --accent:        #E8A838;
  --accent-dark:   #c98d20;
  --radius:        26px;
  --radius-sm:     14px;
  --shadow-card:   0 4px 24px rgba(0,48,73,0.10);
  --shadow-hover:  0 8px 36px rgba(0,48,73,0.18);
  --transition:    0.22s cubic-bezier(0.4,0,0.2,1);
}


/* ── Hero video (GIF replacement) ── */
.hero-card video.hero-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--krem);
  font-family: 'Syne', sans-serif;
  color: var(--lacivert);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

/* ── Skip link (erişilebilirlik) ── */
.skip-link {
  position: absolute;
  top: -40px;
  left: 16px;
  background: var(--lacivert);
  color: var(--krem);
  padding: 8px 16px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-weight: 700;
  text-decoration: none;
  z-index: 9999;
  transition: top var(--transition);
}
.skip-link:focus { top: 0; }

/* ════════════════════════════════════════
   NAVBAR
════════════════════════════════════════ */
.navbar {
  background: var(--krem);
  padding: 16px 52px;
  border-bottom: 1px solid rgba(0,48,73,0.1);
  position: sticky;
  top: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.navbar-brand {
  font-family: 'Chencau', 'Space Mono', monospace;
  font-weight: normal;
  font-size: 1.8rem;
  color: var(--lacivert) !important;
  letter-spacing: 1px;
  text-decoration: none;
  flex-shrink: 0;
}

/* Pill nav — desktop */
.nav-pill-wrap {
  background: var(--lacivert);
  border-radius: 999px;
  padding: 10px 28px;
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-pill-wrap a {
  color: var(--krem);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  white-space: nowrap;
  transition: opacity var(--transition);
}
.nav-pill-wrap a:hover { opacity: 0.6; }

/* İletişim dropdown */
.nav-iletisim { position: relative; }
.nav-iletisim > a { display: flex; align-items: center; gap: 5px; }
.nav-iletisim > a::after { content: '▾'; font-size: 0.7rem; transition: transform var(--transition); }
.nav-iletisim:hover > a::after { transform: rotate(180deg); }

.nav-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  padding-top: 14px;
  min-width: 180px;
  z-index: 1000;
}
.nav-dropdown-inner {
  background: var(--lacivert-mid);
  border-radius: 16px;
  padding: 8px 0;
  box-shadow: 0 8px 32px rgba(0,48,73,0.25);
  overflow: hidden;
}
.nav-iletisim:hover .nav-dropdown { display: block; }
.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--krem) !important;
  font-size: 0.88rem;
  font-weight: 600;
  opacity: 1 !important;
  transition: background var(--transition);
}
.nav-dropdown a:hover { background: rgba(253,240,213,0.12); }
.nav-dropdown a i { font-size: 1rem; width: 18px; text-align: center; }

/* Hamburger */
.nav-hamburger {
  display: none;
  background: var(--lacivert);
  border: none;
  border-radius: 10px;
  padding: 8px 12px;
  cursor: pointer;
  color: var(--krem);
  font-size: 1.2rem;
  line-height: 1;
}

/* Mobile menu */
.nav-mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--lacivert);
  padding: 16px 0;
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu a {
  color: var(--krem);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 13px 26px;
  border-bottom: 1px solid rgba(253,240,213,0.08);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background var(--transition);
}
.nav-mobile-menu a:last-child { border-bottom: none; }
.nav-mobile-menu a:hover { background: rgba(253,240,213,0.08); }
.nav-mobile-menu a i { width: 20px; text-align: center; }

/* ════════════════════════════════════════
   HERO
════════════════════════════════════════ */
#hero { padding: 52px 52px 26px; }

.hero-card {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: flex-end;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.hero-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.hero-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-card-body {
  position: relative;
  z-index: 1;
  padding: 36px;
  background: linear-gradient(to top, rgba(0,30,49,0.95) 0%, rgba(0,48,73,0.2) 100%);
  width: 100%;
}

.hero-card-body .title {
  color: var(--krem);
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.hero-card-body .title span {
  color: var(--accent);
  display: inline-block;
  margin-top: 4px;
}

/* ════════════════════════════════════════
   REFERANSLAR
════════════════════════════════════════ */
#referanslar { padding: 26px 52px; }

.ref-pill {
  background: var(--lacivert);
  color: var(--krem);
  border-radius: 999px;
  padding: 14px 0;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background var(--transition), transform var(--transition);
}
.ref-pill:hover {
  background: var(--lacivert-mid);
  transform: translateY(-1px);
}

/* ════════════════════════════════════════
   HİZMETLER
════════════════════════════════════════ */
#hizmetler { padding: 26px 52px 52px; }

.service-card {
  background: var(--lacivert);
  color: var(--krem);
  border-radius: var(--radius);
  padding: 26px 32px;
  font-size: 0.92rem;
  font-weight: 500;
  line-height: 1.6;
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--accent);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.service-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 8px;
}

.service-card p {
  margin: 0;
  opacity: 0.8;
  font-size: 0.88rem;
}

/* ════════════════════════════════════════
   NEDEN BİZ
════════════════════════════════════════ */
#neden-biz {
  background: var(--lacivert);
  padding: 86px 52px;
}

#neden-biz .section-title {
  color: var(--krem);
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

#neden-biz .section-sub {
  color: rgba(253,240,213,0.6);
  font-size: 0.95rem;
  margin-bottom: 52px;
}

.feature-card {
  background: rgba(253,240,213,0.06);
  border: 1px solid rgba(253,240,213,0.12);
  border-radius: var(--radius);
  padding: 36px 28px;
  color: var(--krem);
  height: 100%;
  transition: background var(--transition), transform var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-card:hover {
  background: rgba(253,240,213,0.10);
  transform: translateY(-3px);
  border-color: rgba(253,240,213,0.22);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}

.feature-card h3 {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 10px;
  color: #fff;
}

.feature-card p {
  font-size: 0.88rem;
  opacity: 0.72;
  margin: 0;
  line-height: 1.65;
}

/* ════════════════════════════════════════
   GALERİ
════════════════════════════════════════ */
#galeri { padding: 86px 52px; }

#galeri .section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--lacivert);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

#galeri .section-sub {
  color: rgba(0,48,73,0.55);
  font-size: 0.95rem;
  margin-bottom: 52px;
}

.masonry-grid { columns: 3; column-gap: 22px; }

.masonry-item {
  break-inside: avoid;
  margin-bottom: 22px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--lacivert);
  position: relative;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.masonry-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.masonry-item img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.masonry-item:hover img { transform: scale(1.04); }

.masonry-placeholder {
  width: 100%;
  height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(253,240,213,0.4);
  font-size: 0.72rem;
  gap: 8px;
}
.masonry-placeholder i { font-size: 2rem; opacity: 0.35; }

.masonry-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(0,30,49,0.92) 0%, transparent 100%);
  color: var(--krem);
  padding: 28px 16px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* ════════════════════════════════════════
   SSS (FAQ) — YENİ BÖLÜM
════════════════════════════════════════ */
#sss {
  background: var(--krem-dark);
  padding: 86px 52px;
}

#sss .section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--lacivert);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

#sss .section-sub {
  color: rgba(0,48,73,0.55);
  font-size: 0.95rem;
  margin-bottom: 52px;
}

.faq-item {
  border: none !important;
  border-radius: var(--radius-sm) !important;
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.faq-item .accordion-button {
  background: #fff;
  color: var(--lacivert);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-sm) !important;
  padding: 20px 24px;
  box-shadow: none !important;
}

.faq-item .accordion-button:not(.collapsed) {
  background: var(--lacivert);
  color: var(--krem);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0 !important;
}

.faq-item .accordion-button::after {
  filter: none;
}

.faq-item .accordion-button:not(.collapsed)::after {
  filter: invert(1);
}

.faq-item .accordion-body {
  background: #fff;
  color: var(--lacivert);
  font-size: 0.9rem;
  line-height: 1.7;
  padding: 18px 24px 22px;
  border-top: 1px solid rgba(0,48,73,0.08);
}

/* ════════════════════════════════════════
   İLETİŞİM / SİPARİŞ FORMU
════════════════════════════════════════ */
#iletisim {
  background: var(--lacivert);
  padding: 86px 52px;
}

#iletisim .section-title {
  color: var(--krem);
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

#iletisim .section-sub {
  color: rgba(253,240,213,0.6);
  font-size: 0.95rem;
  margin-bottom: 52px;
}

.contact-form-wrap {
  background: var(--krem);
  border-radius: var(--radius);
  padding: 52px;
  box-shadow: 0 16px 64px rgba(0,0,0,0.2);
}

.form-label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--lacivert);
  margin-bottom: 6px;
  letter-spacing: 0.01em;
}

.form-control, .form-select {
  background: #fff;
  border: 1.5px solid rgba(0,48,73,0.18);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.9rem;
  color: var(--lacivert);
  font-family: 'Syne', sans-serif;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus, .form-select:focus {
  border-color: var(--lacivert);
  box-shadow: 0 0 0 3px rgba(0,48,73,0.10);
  background: #fff;
  outline: none;
}

.form-control::placeholder { color: rgba(0,48,73,0.35); }

.btn-submit {
  background: var(--accent);
  color: var(--lacivert);
  border: none;
  border-radius: 999px;
  padding: 15px 56px;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  font-family: 'Syne', sans-serif;
  letter-spacing: 0.02em;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(232,168,56,0.35);
}

.btn-submit:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,168,56,0.45);
}

.btn-submit:active { transform: translateY(0); }

.alert-success-custom {
  background: rgba(0,48,73,0.08);
  border: 1.5px solid var(--lacivert);
  color: var(--lacivert);
  border-radius: var(--radius-sm);
  padding: 16px 24px;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 26px;
}

.alert-error-custom {
  background: rgba(180,30,30,0.07);
  border: 1.5px solid #b41e1e;
  color: #b41e1e;
  border-radius: var(--radius-sm);
  padding: 16px 24px;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 26px;
}

/* ════════════════════════════════════════
   FOOTER
════════════════════════════════════════ */
footer {
  background: var(--lacivert-dark);
  padding: 40px 52px;
  color: rgba(253,240,213,0.65);
}

footer .brand {
  font-family: 'Chencau', 'Space Mono', monospace;
  font-weight: normal;
  font-size: 1.4rem;
  color: var(--krem);
  letter-spacing: 1px;
}

footer .social-links { display: flex; gap: 20px; align-items: center; }

footer .social-links a {
  color: rgba(253,240,213,0.55);
  font-size: 1.3rem;
  text-decoration: none;
  transition: color var(--transition), transform var(--transition);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(253,240,213,0.15);
}

footer .social-links a:hover {
  color: var(--krem);
  transform: translateY(-2px);
  border-color: rgba(253,240,213,0.4);
}

footer .copy { font-size: 0.78rem; opacity: 0.45; line-height: 1.6; }

/* Section divider */
.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(0,48,73,0.15), transparent);
  margin: 0 52px;
}

/* ════════════════════════════════════════
   YARDIMCI — Başlık stilleri
════════════════════════════════════════ */
.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.section-sub {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.65;
  margin-top: 8px;
}

/* ════════════════════════════════════════
   RESPONSIVE — TABLET (≤992px)
════════════════════════════════════════ */
@media (max-width: 992px) {
  .navbar { padding: 16px 26px; }
  .nav-pill-wrap { display: none; }
  .nav-hamburger { display: block; }

  #hero        { padding: 26px 26px 16px; }
  #referanslar { padding: 16px 26px; }
  #hizmetler   { padding: 16px 26px 26px; }
  #neden-biz   { padding: 56px 26px; }
  #galeri      { padding: 56px 26px; }
  #sss         { padding: 56px 26px; }
  #iletisim    { padding: 56px 26px; }

  .section-divider    { margin: 0 26px; }
  footer              { padding: 28px 26px; }
  .masonry-grid       { columns: 2; }
  .contact-form-wrap  { padding: 32px 26px; }
  .section-title      { font-size: 1.9rem; }
}

/* ════════════════════════════════════════
   RESPONSIVE — MOBİL (≤576px)
════════════════════════════════════════ */
@media (max-width: 576px) {
  .navbar        { padding: 14px 16px; }
  .navbar-brand  { font-size: 1.4rem; }

  #hero  { padding: 16px 16px 12px; }
  .hero-card { min-height: 210px; }
  .hero-card-body { padding: 22px 20px; }
  .hero-card-body .title { font-size: 1.1rem; }

  #referanslar { padding: 12px 16px; }
  #referanslar .row { --bs-gutter-x: 8px; }
  #referanslar .col { flex: 0 0 50%; max-width: 50%; }

  #hizmetler { padding: 12px 16px 26px; }
  #hizmetler > div > div { max-width: 100% !important; margin-left: 0 !important; }

  #neden-biz { padding: 42px 16px; }
  #galeri    { padding: 42px 16px; }
  #sss       { padding: 42px 16px; }
  #iletisim  { padding: 42px 16px; }

  .section-title { font-size: 1.6rem; }

  .masonry-grid { columns: 1; }

  .contact-form-wrap  { padding: 22px 16px; }
  .btn-submit         { width: 100%; padding: 15px; }

  footer { padding: 24px 16px; text-align: center; }
  footer .d-flex { flex-direction: column !important; gap: 20px !important; align-items: center; }

  .section-divider { margin: 0 16px; }
}

/* ════════════════════════════════════════
   VIDEO (GIF yerine — hero animasyonları)
════════════════════════════════════════ */
.hero-card video.hero-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* ════════════════════════════════════════
   FORM — Başarı Kartı
════════════════════════════════════════ */
.form-success-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: #fff;
  border: 2px solid var(--lacivert);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-card);
  animation: fadeSlideIn 0.45s cubic-bezier(0.4,0,0.2,1) both;
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(-12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fsc-icon {
  font-size: 2.2rem;
  color: #2e9e5b;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.fsc-body { flex: 1; }

.fsc-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--lacivert);
  margin: 0 0 8px;
}

.fsc-sub {
  font-size: 0.88rem;
  color: rgba(0,48,73,0.75);
  line-height: 1.65;
  margin: 0 0 16px;
}

.fsc-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #25D366;
  color: #fff;
  border-radius: 999px;
  padding: 10px 24px;
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
}
.fsc-wa-btn:hover {
  background: #1da851;
  transform: translateY(-1px);
  color: #fff;
}

/* ════════════════════════════════════════
   FORM — Yalancı İlerleme Çubuğu
════════════════════════════════════════ */
.fake-progress-bar {
  height: 6px;
  background: rgba(0,48,73,0.12);
  border-radius: 999px;
  overflow: hidden;
  margin: 16px 0 10px;
}

.fake-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--lacivert));
  border-radius: 999px;
  transition: width 0.8s cubic-bezier(0.4,0,0.2,1);
}

.fake-progress-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(0,48,73,0.6);
  text-align: center;
  margin: 0;
  min-height: 1.2em;
  letter-spacing: 0.01em;
  transition: opacity 0.3s ease;
}