/* ISEC OTOMASYON V7 — style.css */

:root {
  --navy:    #080f1e;
  --navy2:   #0d1829;
  --navy3:   #111f35;
  --steel:   #162840;
  --blue:    #1a6fd4;
  --blue2:   #2580e8;
  --blue3:   #3d9bff;
  --gold:    #f0a500;
  --gold2:   #ffb800;
  --white:   #ffffff;
  --off:     #f0f4fb;
  --off2:    #e8eef8;
  --text:    #2d3748;
  --muted:   #64748b;
  --border:  #dde3ef;
  --shadow:  0 4px 24px rgba(8,15,30,0.10);
  --shadow2: 0 8px 48px rgba(8,15,30,0.16);
  --shadow3: 0 20px 60px rgba(8,15,30,0.22);
  --r:       10px;
  --r2:      18px;
  --r3:      24px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body { font-family:'Inter', sans-serif; color:var(--text); background:var(--white); overflow-x:hidden; line-height:1.6; }
img { max-width:100%; display:block; }
a { text-decoration:none; color:inherit; }
ul { list-style:none; }
h1,h2,h3,h4,h5 { font-family:'Space Grotesk', sans-serif; color:var(--navy); line-height:1.15; }

/* ── NAVBAR ── */
#navbar {
  position:fixed; top:0; left:0; right:0; z-index:1000;
  height:80px; display:flex; align-items:center; padding:0 4vw;
  background:rgba(8,15,30,0.92); backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(255,255,255,0.06); transition:var(--transition);
}
#navbar.scrolled { height:70px; background:rgba(8,15,30,0.98); }
.nav-inner { width:100%; max-width:1320px; margin:0 auto; display:flex; align-items:center; justify-content:space-between; }
@media (max-width: 768px) { .nav-inner { max-width: 100%; } }
.nav-brand { display:flex; align-items:center; gap:12px; }
.nav-logo-img { height:62px; width:auto; }
.nav-brand-text .line1 { font-family:'Space Grotesk',sans-serif; font-size:16px; font-weight:700; color:white; display:block; }
.nav-brand-text .line2 { font-family:'Space Grotesk',sans-serif; font-size:11px; font-weight:700; color:var(--gold); letter-spacing:3px; text-transform:uppercase; display:block; }
.brand-name .l1 { font-family:'Space Grotesk',sans-serif; font-size:16px; font-weight:700; color:white; display:block; }
.brand-name .l2 { font-family:'Space Grotesk',sans-serif; font-size:11px; font-weight:700; color:var(--gold); letter-spacing:3px; text-transform:uppercase; display:block; }

.nav-menu { display:flex; align-items:center; gap:4px; }
.nav-menu > a { color:rgba(255,255,255,0.75); font-size:14px; font-weight:500; padding:10px 15px; border-radius:8px; transition:0.2s; }
.nav-menu > a:hover { color:white; background:rgba(255,255,255,0.06); }
.nav-menu > a.active { color:var(--gold); background:transparent; border-bottom:2px solid var(--gold); padding-bottom:8px; }

/* ── SLIDER ── */
.hero-slider { position:relative; height:85vh; min-height:600px; background:var(--navy); overflow:hidden; }
.slide { position:absolute; top:0; left:0; width:100%; height:100%; opacity:0; transition:opacity 1s ease; display:flex; align-items:center; justify-content:center; }
.slide.active { opacity:1; z-index:2; }
.slide-bg { position:absolute; top:0; left:0; width:100%; height:100%; object-fit:cover; filter:brightness(0.4); }
.slide-content { position:relative; z-index:3; text-align:center; color:white; max-width:900px; padding:0 5vw; }
.slide-content h1 { font-size:clamp(32px, 5vw, 64px); font-weight:800; margin-bottom:24px; color:white; letter-spacing:-1.5px; }
.slide-content p { font-size:clamp(16px, 2vw, 20px); color:rgba(255,255,255,0.8); margin-bottom:40px; }

.slider-dots { position:absolute; bottom:30px; left:50%; transform:translateX(-50%); z-index:10; display:flex; gap:12px; }
.dot { width:12px; height:12px; border-radius:50%; background:rgba(255,255,255,0.3); cursor:pointer; transition:0.3s; }
.dot.active { background:var(--gold); width:32px; border-radius:6px; }

/* ── SECTIONS ── */
.section { padding:100px 5vw; }
.section:first-of-type { padding-top: 120px; }
.section-alt { background:var(--off); }
.section-inner { max-width:1320px; margin:0 auto; }
@media (max-width: 768px) { .section-inner { max-width: 100%; } }
.section-header { text-align:center; margin-bottom:64px; }
.section-eyebrow { font-size:12px; font-weight:700; color:var(--blue); text-transform:uppercase; letter-spacing:2px; margin-bottom:12px; display:block; }
.section-title { font-size:clamp(28px, 4vw, 42px); font-weight:800; color:var(--navy); letter-spacing:-1px; }

/* ── CARDS ── */
.grid-4 { display:grid; grid-template-columns:repeat(4, 1fr); gap:24px; }
.grid-4.grid-8 { grid-template-columns:repeat(4, 1fr); }
@media (max-width: 1024px) { .grid-4.grid-8 { grid-template-columns:repeat(2, 1fr); } }
@media (max-width: 768px) { .grid-4.grid-8 { grid-template-columns:1fr; } }
.grid-3 { display:grid; grid-template-columns:repeat(3, 1fr); gap:32px; }
@media (max-width: 768px) { .grid-3 { grid-template-columns: 1fr; } }
.grid-2 { display:grid; grid-template-columns:repeat(2, 1fr); gap:32px; }
@media (max-width: 768px) { .grid-2 { grid-template-columns: 1fr; } }
.grid-5 { display:grid; grid-template-columns:repeat(5, 1fr); gap:24px; }

/* ── CONTACT INFO GRID ── */
.contact-info-grid { display:grid; grid-template-columns: 1fr 1.5fr; gap: 60px; }
@media (max-width: 768px) { .contact-info-grid { grid-template-columns: 1fr; gap: 40px; } }

.card { background:white; border-radius:var(--r2); border:1px solid var(--border); overflow:hidden; transition:var(--transition); }
.card:hover { transform:translateY(-8px); box-shadow:var(--shadow2); border-color:var(--blue); }
.card-img { height:304px; overflow:hidden; background:var(--navy3); border-top: none; }
.card-img img { width:100%; height:100%; object-fit:cover; transition:0.5s; }
.card:hover .card-img img { transform:scale(1.05); }
.card-body { padding:24px; }
.card-title { font-size:18px; font-weight:800; margin-bottom:12px; }
.card-text { font-size:14px; color:var(--muted); line-height:1.6; }
.value-card { background:white; border-radius:var(--r2); border:1px solid var(--border); padding:32px 24px; text-align:center; transition:var(--transition); }
.value-card:hover { transform:translateY(-8px); box-shadow:var(--shadow2); border-color:var(--blue); }
.value-icon { width:60px; height:60px; background:rgba(26, 111, 212, 0.1); border-radius:12px; display:flex; align-items:center; justify-content:center; margin:0 auto 20px; font-size:28px; color:var(--blue); }
.value-title { font-size:18px; font-weight:700; color:var(--navy); margin-bottom:12px; }
.value-desc { font-size:14px; color:var(--muted); line-height:1.6; }

/* ── TECHNOLOGY TABS ── */
.tech-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(280px, 1fr)); gap:20px; }
.tech-card { display:flex; align-items:center; gap:16px; padding:20px; background:white; border-radius:var(--r); border:1px solid var(--border); transition:0.3s; }
.tech-card:hover { border-color:var(--blue); background:var(--off); transform:translateX(5px); }
.tech-icon { width:48px; height:48px; background:var(--navy); border-radius:10px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.tech-icon img { width:30px; height:30px; object-fit:contain; }
.tech-info h4 { font-size:15px; font-weight:700; color:var(--navy); }

/* ── TABS ── */
.tabs-nav { display:flex; gap:20px; margin-bottom:40px; flex-wrap:wrap; margin-top: 20px; justify-content:center; align-items:center; }
.tab-btn { padding:14px 32px; font-size:15px; font-weight:700; color:var(--muted); cursor:pointer; border:none; background:transparent; border-radius:0; transition:all 0.3s ease; position:relative; }
.tab-btn:hover { color:var(--blue); }
.tab-btn.active { color:var(--blue); background:transparent; }
.tab-btn.active::after { content:''; position:absolute; bottom:-8px; left:0; right:0; height:3px; background:var(--blue); border-radius:2px; }
.tab-content { display:none; }
.tab-content.active { display:block; animation:fadeIn 0.5s ease; }

@keyframes fadeIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:none; } }

/* ── FOOTER ── */
footer { background:var(--navy); color:white; padding:80px 5vw 40px; }
.footer-inner { max-width:1320px; margin:0 auto; display:grid; grid-template-columns:2fr 1.2fr 2fr 1.5fr; gap:48px; }
.footer-brand { display:flex; flex-direction:column; }
.footer-brand .nav-brand { gap:12px; }
.footer-brand .nav-logo-img { height:62px; }
.footer-brand .brand-name .l1 { font-family:'Space Grotesk',sans-serif; font-size:16px; font-weight:700; color:white; display:block; }
.footer-brand .brand-name .l2 { font-family:'Space Grotesk',sans-serif; font-size:11px; font-weight:700; color:var(--gold); letter-spacing:3px; text-transform:uppercase; display:block; }
.footer-col h4 { font-size:16px; font-weight:700; margin-bottom:20px; color:white; }
.footer-col ul { list-style:none; }
.footer-col ul li { color:rgba(255,255,255,0.6); font-size:14px; line-height:2; }
.footer-col ul li a { transition:0.3s; }
.footer-col ul li a:hover { color:var(--gold); }
.footer-col p { color:rgba(255,255,255,0.6); font-size:14px; line-height:1.8; }
.footer-social { display:flex; gap:12px; margin-top:20px; }
.social-icon { width:40px; height:40px; background:rgba(255,255,255,0.1); border-radius:50%; display:flex; align-items:center; justify-content:center; color:white; transition:0.3s; }
.social-icon:hover { background:var(--gold); color:var(--navy); }
.footer-bottom { border-top:2px solid rgba(255,255,255,0.15); margin-top:60px; padding-top:40px; text-align:center; font-size:13px; color:rgba(255,255,255,0.4); }

/* ── REVEAL ── */
.reveal { opacity:1; transform:none; } /* Güvenli mod: varsayılan açık */
body.use-reveal .reveal { opacity:0; transform:translateY(20px); transition:0.6s ease-out; }
body.use-reveal .reveal.in { opacity:1; transform:none; }

@media (max-width:1024px) { .grid-4, .grid-3, .grid-5 { grid-template-columns:repeat(2, 1fr); } .footer-inner { grid-template-columns:1fr 1fr; } }
@media (max-width:640px) { .grid-4, .grid-3, .grid-5 { grid-template-columns:1fr; } .footer-inner { grid-template-columns:1fr; } .nav-menu { display:none; } }

/* ── SELECT/COMBOBOX STILI ── */
select.form-control {
  appearance: none;
  background-image: url('data:image/svg+xml;charset=UTF-8,%3csvg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 24 24%22 fill=%22none%22 stroke=%22%231a6fd4%22 stroke-width=%222%22 stroke-linecap=%22round%22 stroke-linejoin=%22round%22%3e%3cpolyline points=%226 9 12 15 18 9%22%3e%3c/polyline%3e%3c/svg%3e');
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px;
  padding-right: 40px;
  cursor: pointer;
}

  .page-hero-inner h1 {
    margin-bottom: 8px;
  }
}

/* ── ABOUT SECTION (SAĞLI SOLLU DÜZEN) ── */
.about-section { margin: 60px 0; }
.about-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 80px;
}
.about-row-reverse {
  direction: rtl;
}
.about-row-reverse > * {
  direction: ltr;
}
.about-text h3 {
  font-size: 28px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
}
.about-text p {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 15px;
  text-align: justify;
}
.about-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow2);
}
.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

@media (max-width: 768px) {
  .about-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-row-reverse {
    direction: ltr;
  }
  .about-grid-3 {
    grid-template-columns: 1fr !important;
  }
}

/* ── CORPORATE HEADER ── */
.corporate-header {
  text-align: center;
  margin-bottom: 0px;
  padding-bottom: 0px;
  border-bottom: none;
}
.corporate-slogan {
  font-size: 20px;
  font-weight: 600;
  color: var(--blue);
  margin-top: 15px;
  font-style: italic;
}

/* ── MISSION VISION GRID ── */
.mission-vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin: 80px 0;
}
.mission-vision-card {
  background: linear-gradient(135deg, rgba(26, 111, 212, 0.05) 0%, rgba(26, 111, 212, 0.02) 100%);
  border: 1px solid rgba(26, 111, 212, 0.1);
  border-radius: 12px;
  padding: 40px;
  transition: 0.3s;
}
.mission-vision-card:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 30px rgba(26, 111, 212, 0.1);
}
.mv-icon {
  width: 60px;
  height: 60px;
  background: var(--blue);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 28px;
  margin-bottom: 20px;
}
.mission-vision-card h4 {
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 15px;
}
.mission-vision-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  text-align: justify;
}

@media (max-width: 768px) {
  .mission-vision-grid {
    grid-template-columns: 1fr;
  }
}

/* ── SERVICE PROCESS GRID ── */
.service-process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 40px;
}
.process-item {
  text-align: center;
  padding: 30px;
  background: rgba(26, 111, 212, 0.03);
  border-radius: 12px;
  transition: 0.3s;
}
.process-item:hover {
  background: rgba(26, 111, 212, 0.08);
  transform: translateY(-5px);
}
.process-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--blue), rgba(26, 111, 212, 0.8));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 32px;
  margin: 0 auto 20px;
  box-shadow: 0 10px 25px rgba(26, 111, 212, 0.25);
}
.process-item h5 {
  font-size: 17px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}
.process-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  text-align: justify;
  font-weight: 500;
}

@media (max-width: 1024px) {
  .service-process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .service-process-grid {
    grid-template-columns: 1fr;
  }
}

/* ── GOALS GRID ── */
.goals-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.goal-card {
  background: white;
  border: 2px solid rgba(26, 111, 212, 0.1);
  border-radius: 12px;
  padding: 40px;
  text-align: left;
  transition: 0.3s;
  position: relative;
}
.goal-card:hover {
  border-color: var(--blue);
  box-shadow: 0 15px 40px rgba(26, 111, 212, 0.15);
  transform: translateY(-8px);
}
.goal-number {
  position: absolute;
  top: -15px;
  left: 20px;
  font-size: 48px;
  font-weight: 700;
  color: rgba(26, 111, 212, 0.1);
  display: none;
}
.goal-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--blue), rgba(26, 111, 212, 0.7));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 32px;
  margin: 0 0 20px 0;
}
.goal-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 15px;
}
.goal-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  text-align: justify;
}

@media (max-width: 1024px) {
  .goals-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 1200px) {
  .goals-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .goals-grid {
    grid-template-columns: 1fr;
  }
}

/* ── VALUES GRID ── */
.values-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 30px;
}
.value-card {
  background: linear-gradient(135deg, rgba(26, 111, 212, 0.05) 0%, rgba(26, 111, 212, 0.02) 100%);
  border: 1px solid rgba(26, 111, 212, 0.1);
  border-radius: 12px;
  padding: 30px;
  text-align: left;
  transition: 0.3s;
}
.value-card:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 30px rgba(26, 111, 212, 0.1);
  transform: translateY(-5px);
}
.value-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--blue), rgba(26, 111, 212, 0.8));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 36px;
  margin: 0 0 20px 0;
  box-shadow: 0 8px 20px rgba(26, 111, 212, 0.2);
}
.value-card h4 {
  font-size: 18px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}
.value-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  text-align: justify;
  font-weight: 500;
}

@media (max-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 768px) {
  .values-grid {
    grid-template-columns: 1fr;
  }
}

  .page-tagline p {
    font-size: 14px;
  }
}

/* ── PAGE TAGLINE STRIP (MENU ALTI) ── */
.page-tagline {
  background: linear-gradient(90deg, rgba(240, 165, 0, 0.08) 0%, rgba(240, 165, 0, 0.04) 100%);
  border-bottom: 1px solid rgba(240, 165, 0, 0.2);
  padding: 16px 5vw;
  text-align: center;
  margin-top: 80px;
}
.page-tagline p {
  font-size: clamp(14px, 2vw, 18px);
  font-weight: 700;
  color: var(--gold);
  font-style: italic;
  line-height: 1.5;
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 0.3px;
  margin: 0;
}

@media (max-width: 768px) {
  .page-tagline {
    margin-top: 70px;
    padding: 12px 5vw;
  }
  .page-tagline p {
    font-size: 14px;
  }
}

/* ── NAV SLOGAN (NAVBAR ALTI) ── */
.nav-slogan {
  position: absolute;
  bottom: -36px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 8vw);
  max-width: 1320px;
  background: rgba(240, 165, 0, 0.08);
  border-bottom: 1px solid rgba(240, 165, 0, 0.2);
  padding: 8px 5vw;
  text-align: center;
  z-index: 999;
}
.nav-slogan p {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  font-style: italic;
  line-height: 1.4;
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 0.2px;
  margin: 0;
}

#navbar {
  margin-bottom: 36px;
}

@media (max-width: 768px) {
  .nav-slogan {
    bottom: -32px;
    padding: 6px 5vw;
  }
  .nav-slogan p {
    font-size: 12px;
  }
  #navbar {
    margin-bottom: 32px;
  }
}


/* ── MOBILE MENU ── */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  z-index: 1001;
  gap: 6px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  transition: 0.2s;
}

.hamburger:hover {
  background: rgba(255, 255, 255, 0.12);
}

#mobileNav {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background: rgba(8, 15, 30, 0.98);
  backdrop-filter: blur(20px);
  flex-direction: column;
  padding: 20px;
  gap: 10px;
  z-index: 999;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

#mobileNav a {
  color: rgba(255, 255, 255, 0.75);
  padding: 12px 16px;
  border-radius: 8px;
  transition: 0.2s;
  display: block;
  font-weight: 500;
}

#mobileNav a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.06);
}

#mobileNav a.active {
  color: var(--gold);
  background: rgba(255, 255, 255, 0.06);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    display: none !important;
  }
  
  #navbar {
    height: 70px;
  }
  
  #navbar.scrolled {
    height: 65px;
  }
}