/* SonarROI — Dark Home
   bg #080503 · text #F2EDE4 · accent #FF7444
   Fonts: Playfair Display (headings) · Inter (body)
*/

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

/* Skip link — görünmez, sadece klavye kullanıcıları için */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--accent);
  color: var(--bg);
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 16px; }

:root {
  --bg:       #080503;
  --bg-card:  rgba(14,10,6,0.97);
  --text:     #F2EDE4;
  --muted:    #A89E97;
  --accent:   #FF7444;
  --accent2:  #FF9A78;
  --accent3:  #6B9DC2;
  --border:   rgba(255,255,255,0.07);
  --max-w:    1140px;
  --ease:     cubic-bezier(.16,1,.3,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 22px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(8,5,3,0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

.nav-logo {
  font-family: 'Courier New', Consolas, monospace;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.3px;
  flex-shrink: 0;
}
.nav-logo .accent { color: var(--accent); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  transition: color 0.2s;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--text); }

.nav-cta {
  padding: 9px 22px;
  border: 1px solid rgba(255,116,68,0.5);
  border-radius: 100px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

/* Lang switcher */
.lang-switcher {
  display: flex;
  gap: 6px;
  align-items: center;
}
.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  opacity: 0.4;
  padding: 2px;
  border-radius: 3px;
  transition: opacity 0.2s;
  display: flex;
  align-items: center;
}
.lang-btn:hover,
.lang-btn.active { opacity: 1; }

/* Nav hamburger (mobile) */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}

/* ── HERO ── */
#hero {
  position: relative;
  min-height: 100vh;
  background: transparent;
  display: flex;
  align-items: center;
}

/* Canvas: fixed full-screen — içerik üzerinde, blend mode ile karışır */
#sonar-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 5;          /* nav (100) altında, içerik (1) üstünde */
  pointer-events: none;
  mix-blend-mode: screen; /* koyu bg'de turuncu partiküller parlar, metin okunur kalır */
  opacity: 0.45;
}

nav, main, footer { position: relative; z-index: 1; }

/* Large faded watermark — behind everything */
.hero-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Courier New', Consolas, monospace;
  font-size: clamp(4rem, 13vw, 13rem);
  font-weight: 900;
  color: rgba(255,255,255,0.028);
  letter-spacing: 0.08em;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 140px 48px 100px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  opacity: 0;
  animation: fadeUp 0.7s var(--ease) 0.1s forwards;
}

.hero-title {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: clamp(2.6rem, 6vw, 5.2rem);
  font-weight: 800;
  line-height: 1.08;
  color: var(--text);
  margin-bottom: 48px;
  max-width: 700px;
  opacity: 0;
  animation: fadeUp 0.7s var(--ease) 0s forwards; /* delay 0 — LCP iyileştirmesi */
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 100px;
  text-decoration: none;
  transition: background 0.25s, transform 0.2s;
  align-self: flex-start;
  opacity: 0;
  animation: fadeUp 0.7s var(--ease) 0.2s forwards;
}
.hero-cta:hover {
  background: var(--accent2);
  transform: translateY(-2px);
  color: var(--bg);
}

/* CTA grubu — primary + secondary yan yana */
.hero-ctas {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease) 0.6s forwards;
}
/* hero-cta artık ayrı animate etmiyor — parent yönetiyor */
.hero-ctas .hero-cta { opacity: 1; animation: none; }

.hero-secondary-cta {
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid rgba(242,237,228,0.18);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.hero-secondary-cta:hover {
  color: var(--text);
  border-color: rgba(242,237,228,0.5);
}

.hero-stats {
  display: flex;
  gap: 52px;
  margin-top: 80px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
  opacity: 0;
  animation: fadeUp 0.7s var(--ease) 0.35s forwards;
}
.hero-stat-num {
  font-family: 'DM Serif Display', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 7px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.stat-note {
  display: block;
  font-size: 0.6rem;
  color: var(--muted);
  opacity: 0.45;
  letter-spacing: 0.04em;
  margin-top: 4px;
  text-transform: none;
}

/* ── SECTIONS — yarı şeffaf, canvas arkadan görünür ── */
.section-wrap {
  background: rgba(8,5,3,0.62);
  backdrop-filter: blur(1px);
  -webkit-backdrop-filter: blur(1px);
  border-top: 1px solid var(--border);
}

.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 110px 48px;
}

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.section-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.9rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.15;
  margin-bottom: 0;
}

/* ── DIFFERENTIATOR STRIP ── */
.diff-strip {
  background: rgba(107,157,194,0.08);
  border-top: 1px solid rgba(107,157,194,0.12);
  border-bottom: 1px solid rgba(107,157,194,0.12);
  padding: 32px 48px;
}
.diff-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 32px;
}
.diff-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex: 1;
}
.diff-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(107,157,194,0.1);
  border: 1px solid rgba(107,157,194,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent3);
  font-size: 0.9rem;
}
.diff-item strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.diff-item span {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.6;
}
.diff-sep {
  width: 1px;
  height: 44px;
  background: rgba(107,157,194,0.12);
  flex-shrink: 0;
}
@media (max-width: 768px) {
  .diff-strip { padding: 24px; }
  .diff-inner { flex-direction: column; gap: 20px; }
  .diff-sep { display: none; }
}

/* ── SERVICES GRID ── */
#services { padding-bottom: 110px; }

.services-head {
  margin-bottom: 52px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* Service Cards */
.service-card {
  min-height: 440px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px 44px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, background 0.3s;
}
.service-card:hover {
  border-color: rgba(255,116,68,0.28);
  background: rgba(255,116,68,0.025);
}

.sc-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 36px;
}

.service-num {
  font-size: 0.7rem;
  color: var(--accent3);
  letter-spacing: 0.14em;
  font-family: 'Courier New', monospace;
}

.sc-arrow {
  color: var(--muted);
  transition: color 0.2s, transform 0.25s;
  flex-shrink: 0;
}
.service-card:hover .sc-arrow {
  color: var(--accent);
  transform: translate(3px, -3px);
}

.sc-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.65rem;
  color: var(--text);
  margin-bottom: 16px;
  font-weight: 700;
  line-height: 1.2;
}
.sc-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
}

.sc-list {
  list-style: none;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.sc-list li {
  font-size: 0.78rem;
  color: var(--muted);
  padding: 5px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color 0.2s;
}
.sc-list li::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.55;
  flex-shrink: 0;
}
.service-card:hover .sc-list li { color: rgba(242,237,228,0.7); }

/* Dot pattern — bottom-right corner decoration */
.sc-dots-bg {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 170px;
  height: 170px;
  background-image: radial-gradient(circle, rgba(255,116,68,0.18) 1px, transparent 1px);
  background-size: 13px 13px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 85% 85% at 100% 100%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 85% 85% at 100% 100%, black 20%, transparent 100%);
  transition: opacity 0.3s;
  opacity: 0.7;
}
.service-card:hover .sc-dots-bg { opacity: 1; }

/* ── RESULTS ── */
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 56px;
}
.result-card {
  padding: 52px 48px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,0.02);
  transition: border-color 0.35s;
}
.result-card:hover { border-color: rgba(255,116,68,0.3); }

.result-tag {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
  display: block;
}
.result-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.25rem;
  color: var(--text);
  margin-bottom: 36px;
  line-height: 1.4;
  font-weight: 700;
}
.result-metrics {
  display: flex;
  gap: 36px;
}
.result-metric-val {
  font-family: 'DM Serif Display', serif;
  font-size: 2.2rem;
  color: var(--accent);
  font-weight: 700;
  line-height: 1;
}
.result-metric-key {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 7px;
  letter-spacing: 0.04em;
}

/* ── HOW IT WORKS ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 52px;
  counter-reset: steps;
}
.step {
  padding: 44px 40px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,0.02);
  position: relative;
  transition: border-color 0.3s;
}
.step:hover { border-color: rgba(255,116,68,0.28); }
.step-num {
  display: block;
  font-family: 'DM Serif Display', serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.22;
  line-height: 1;
  margin-bottom: 24px;
}
.step-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.15rem;
  color: var(--text);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}
.step-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.75;
}

/* ── TESTIMONIAL ── */
.testimonial-quote {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  font-weight: 700;
  font-style: italic;
  color: var(--text);
  line-height: 1.55;
  margin-bottom: 24px;
}
.testimonial-cite {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-style: normal;
  display: block;
}

/* ── FAQ ── */
.faq-list {
  margin-top: 52px;
  max-width: 780px;
}
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-q {
  list-style: none;
  padding: 22px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color 0.2s;
  user-select: none;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.25s;
}
.faq-item[open] .faq-q { color: var(--accent); }
.faq-item[open] .faq-q::after { transform: rotate(45deg); }
.faq-a {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.75;
  padding-bottom: 22px;
  max-width: 680px;
}

/* ── BLOG PREVIEW ── */
.bp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 52px;
}
.bp-card {
  padding: 32px 28px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255,255,255,0.02);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.3s, background 0.3s;
}
.bp-card:hover {
  border-color: rgba(255,116,68,0.28);
  background: rgba(255,116,68,0.025);
}
.bp-tag {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.bp-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1rem;
  color: var(--text);
  line-height: 1.4;
  font-weight: 700;
  flex: 1;
}
.bp-link {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  transition: color 0.2s;
}
.bp-card:hover .bp-link { color: var(--accent); }
@media (max-width: 900px) {
  .bp-grid { grid-template-columns: 1fr; }
}

/* Testimonial — contact içinde, grid'den önce */
.contact-testimonial {
  border: none;
  padding: 0 0 48px 0;
  margin: 0 0 48px 0;
  border-bottom: 1px solid var(--border);
}
.contact-testimonial .testimonial-quote {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 700;
  font-style: italic;
  color: var(--text);
  line-height: 1.55;
  margin-bottom: 16px;
}
.contact-testimonial .testimonial-cite {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-style: normal;
  display: block;
}

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 88px;
  align-items: start;
}
.contact-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 20px;
  font-weight: 700;
}
.contact-sub {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
  line-height: 1.7;
}
.contact-risk {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.contact-risk::before {
  content: '✓';
  color: var(--accent);
  font-size: 0.75rem;
}
.contact-email-link {
  color: var(--accent);
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(255,116,68,0.3);
  padding-bottom: 2px;
  transition: border-color 0.2s;
}
.contact-email-link:hover { border-color: var(--accent); }

/* Form */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  transition: border-color 0.2s, background 0.2s;
  outline: none;
  -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(255,116,68,0.6);
  background: rgba(255,116,68,0.04);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.btn-submit {
  width: 100%;
  padding: 14px 32px;
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: background 0.25s, transform 0.2s;
  margin-top: 4px;
  font-family: 'DM Sans', sans-serif;
}
.btn-submit:hover { background: var(--accent2); transform: translateY(-1px); }

#formSuccess {
  display: none;
  color: var(--accent);
  margin-top: 14px;
  font-size: 0.875rem;
}

/* ── FOOTER ── */
footer {
  padding: 36px 48px;
  border-top: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.footer-logo {
  font-family: 'Courier New', Consolas, monospace;
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
  opacity: 0.7;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 0.78rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  font-size: 0.78rem;
  color: var(--muted);
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .nav { padding: 18px 24px; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav.open .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(8,5,3,0.98);
    justify-content: center;
    align-items: center;
    gap: 36px;
    font-size: 1.4rem;
    z-index: 99;
  }
  /* Menü açıkken toggle X'e dönüşür, overlay'in üstünde */
  .nav.open .nav-toggle {
    position: fixed;
    top: 22px;
    right: 24px;
    z-index: 101;
  }
  .nav.open .nav-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav.open .nav-toggle span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .nav.open .nav-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
  .services-grid { grid-template-columns: 1fr; }
  .steps-grid    { grid-template-columns: 1fr; }
  .results-grid  { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; gap: 48px; }
  .service-card  { min-height: 380px; }
}

@media (max-width: 640px) {
  .hero-content { padding: 120px 24px 80px; }
  .section      { padding: 80px 24px; }
  .hero-stats   { flex-wrap: wrap; gap: 28px; }
  .form-row     { grid-template-columns: 1fr; }
  footer {
    flex-direction: column;
    text-align: center;
    gap: 16px;
    padding: 28px 24px;
  }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  .service-card { padding: 32px 24px; }
  .result-card  { padding: 36px 24px; }
  .step         { padding: 32px 24px; }

  .hero-watermark { display: none; }
}