/* Full-width reference slider and testimonials */
.references-fullwidth,
.testimonials-fullwidth {
  width: 100vw;
  max-width: 100vw;
  margin-left: 50%;
  transform: translateX(-50%);
  padding-left: 0;
  padding-right: 0;
}
.references-fullwidth .reference-slider,
.testimonials-fullwidth .testimonials-inner {
  width: 100vw;
  max-width: 100vw;
  margin-left: 0;
  margin-right: 0;
  padding-left: 0;
  padding-right: 0;
}
.testimonials-fullwidth .row.g-4 {
  margin-left: 0;
  margin-right: 0;
}
@media (max-width: 768px) {
  .references-fullwidth,
  .testimonials-fullwidth {
  padding-left: 0;
  padding-right: 0;
  }
  .references-fullwidth .reference-slider,
  .testimonials-fullwidth .testimonials-inner {
  padding-left: 0;
  padding-right: 0;
  }
  .testimonials-fullwidth .row.g-4 {
  margin-left: 0;
  margin-right: 0;
  }
}
/* Section spacing for references page */
.references-section,
.success-stories-section,
.testimonials-section,
.cta-section {
  margin-bottom: 3rem;
}

.references-section {
  margin-top: 2rem;
}
.success-stories-section {
  margin-top: 2rem;
}
.testimonials-section {
  margin-top: 2rem;
}
.cta-section {
  margin-top: 2rem;
}
/* Referanslar Otomatik Kayan Slider */
.reference-slider {
  display: flex;
  align-items: center;
  position: relative;
  gap: 2rem;
  overflow: hidden;
  scrollbar-width: none;
}
.reference-slider::-webkit-scrollbar {
  display: none;
}
.reference-slider-inner {
  display: flex;
  gap: 2rem;
  animation: reference-marquee 24s linear infinite;
}
@keyframes reference-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.reference-slider:hover .reference-slider-inner {
  animation-play-state: paused;
}
@media (max-width: 600px) {
  .reference-slider-inner { gap: 1rem; }
  .reference-card { min-width: 90vw; }
}
/* Referanslar Slider ve Kart Flip */
.reference-slider { justify-content: center; }
.reference-card { perspective: 1000px; transition: box-shadow .2s; min-width: 320px; scroll-snap-align: center; }
.card-flip { position: relative; width: 100%; height: 320px; transform-style: preserve-3d; transition: transform .7s cubic-bezier(.4,2,.6,1); }
.card-front, .card-back { position: absolute; width: 100%; height: 100%; border-radius: 1.2rem; box-shadow: 0 4px 32px rgba(44,44,84,0.08); background: #fff; backface-visibility: hidden; }
.card-front { z-index: 2; }
.card-back { background: var(--rint-gradient-dark,#222); color: #fff; transform: rotateY(180deg); z-index: 3; cursor: pointer; justify-content: center; align-items: center; text-align: center; display: flex; flex-direction: column; }
.reference-card:hover .card-flip { transform: rotateY(180deg); }
.reference-card:hover { box-shadow: 0 8px 32px rgba(44,44,84,0.18); }
.reference-card a.card-back { text-decoration: none; color: #fff; }
.reference-card .badge { margin-top: 0.5rem; }
@media (max-width: 600px) {
  .reference-slider { gap: 1rem; }
  .reference-card { min-width: 90vw; }
}
/* Responsive Neden R-INT grid */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  justify-items: center;
  align-items: stretch;
}
@media (max-width: 1200px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}
@media (max-width: 576px) {
  .why-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}
/* Home Neden R-INT ve Hizmetler arası boşluklar */
.section-why {
    padding-top: 3.5rem;
}
.service-row-gap > [class^="col-"] {
    margin-bottom: 2.2rem;
}
@media (max-width: 991px) {
  .service-row-gap > [class^="col-"] {
    margin-bottom: 1.5rem;
  }
}
@media (max-width: 576px) {
  .service-row-gap > [class^="col-"] {
    margin-bottom: 1rem;
  }
}
/* Animation keyframes */
@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.18);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(111, 66, 193, 0.3);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.18);
  }
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Proje sayfası filtreleme CSS'leri */
.projects-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
    margin-bottom: 60px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
}

.filter-section {
    margin-bottom: 40px;
}

.filter-btn {
    background: white;
    border: 2px solid #667eea;
    color: #667eea;
    padding: 12px 24px;
    margin: 5px;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
  transition: color 0.3s, background 0.3s, box-shadow 0.3s;
    display: inline-block;
}

.filter-btn:hover,
.filter-btn.active {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.project-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-success {
    background: #28a745;
    color: white;
}

.badge-warning {
    background: #ffc107;
    color: #212529;
}

.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.btn-light {
    background: white;
    color: #667eea;
    padding: 15px 30px;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.3);
    color: #667eea;
    text-decoration: none;
}

.project-hidden {
    display: none !important;
}

/* Proje kategori başlığı belirgin ve ortalı */
.project-category-strong {
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.08rem;
  font-weight: 600;
  color: #6c63ff;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
  text-align: center;
  text-transform: uppercase;
}
/* Kategori Butonları Modern Stil */
.category-btn {
  border: 1.5px solid #6c63ff;
  background: #f7f7fc;
  color: #3a3a4a;
  border-radius: 22px;
  padding: 0.45rem 1.3rem;
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.5px;
  transition: all 0.18s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 2px 8px rgba(108,99,255,0.06);
  margin-bottom: 0.2rem;
}
.category-btn.active,
.category-btn:hover {
  background: #6c63ff;
  color: #fff;
  border-color: #6c63ff;
  box-shadow: 0 4px 16px rgba(108,99,255,0.13);
}

/* Bootstrap grid ile uyumlu, profesyonel ve responsive project kartları */
.projects-gallery .row.g-4 {
  margin-left: 0;
  margin-right: 0;
}
.project-item {
  display: flex;
  align-items: stretch;
}
.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: 0;
  max-width: 100%;
  margin: 0 auto;
  box-shadow: 0 5px 20px rgba(0,0,0,0.10);
  border-radius: 16px;
  background: #fff;
  transition: box-shadow 0.2s, transform 0.2s;
}
.project-card:hover {
  box-shadow: 0 15px 40px rgba(0,0,0,0.15);
  transform: translateY(-8px) scale(1.01);
}
.project-image {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  border-top-left-radius: 1rem;
  border-top-right-radius: 1rem;
  background: #f8f9fa;
  display: flex;
  align-items: stretch;
}
.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  display: block;
}
@media (max-width: 576px) {
  .project-image {
    height: 140px;
  }
}
.project-content {
  flex: 1 1 auto;
  padding: 1.3rem 1.2rem 1.2rem 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.project-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: #23272f;
}
.project-description {
  font-size: 0.98rem;
  margin-bottom: 0.8rem;
  color: #666;
}
.project-tech {
  margin-top: auto;
}
.project-overlay-content {
  width: 100%;
  max-width: 95%;
  margin: 0 auto;
  padding: 1.2rem 0.5rem;
  font-size: 1rem;
  word-break: break-word;
}
@media (max-width: 1200px) {
  .project-image {
    height: 170px;
    min-height: 120px;
    max-height: 180px;
  }
}
@media (max-width: 992px) {
  .project-title {
    font-size: 1.05rem;
  }
  .project-content {
    padding: 1rem 0.7rem 1rem 0.7rem;
  }
}
@media (max-width: 768px) {
  .project-image {
    height: 130px;
    min-height: 90px;
    max-height: 140px;
  }
  .project-title {
    font-size: 0.98rem;
  }
  .project-content {
    padding: 0.7rem 0.5rem 0.7rem 0.5rem;
  }
}
/*!
 * R-INT Corporate Website Styles
 * Modern, Responsive & Performance-First CSS
 * 
 * Architecture:
 * 1. CSS Variables & Core Settings
 * 2. Loading Screen & Animations
 * 3. Particle.js Optimizations
 * 4. Navigation & Header
 * 5. Hero Sections
 * 6. Service Cards & Components
 * 7. Project Gallery
 * 8. Team & About Pages
 * 9. Footer & CTA Sections
 * 10. Responsive Design
 * 
 * @author R-INT Development Team
 * @version 2.0.0
 * @license MIT
 */

/* --- Core CSS Variables --- */
:root {
  --rint-purple: #6f42c1;
  --rint-mint: #20c997;
  --rint-anthracite: #23272f;
  --rint-beige: #f8f9fa;
  --rint-gradient: linear-gradient(135deg, #6f42c1 0%, #20c997 100%);
  --rint-gradient-reverse: linear-gradient(135deg, #20c997 0%, #6f42c1 100%);
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

/* --- Loading Screen --- */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(135deg, var(--rint-purple) 0%, #23272f 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}
.loading-content {
  text-align: center;
  color: white;
}
.loading-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.loading-icon {
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  animation: pulse 2s infinite;
}
.loading-brand {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(45deg, #fff, var(--rint-mint));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.loading-text {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}
.loading-spinner {
  display: flex;
  justify-content: center;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* --- Particle.js Optimized (scoped to hero to avoid global fixed positioning jitter) --- */
.hero-section #particles-js {
  /* Use absolute inside hero so the particle canvas does not trigger heavy repaints when page scrolls.
     Keep pointer-events disabled so it doesn't capture scroll/touch. */
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  /* Hint the browser to promote this element to its own layer for smoother animations */
  transform: translateZ(0);
  will-change: transform, opacity;
  -webkit-transform: translateZ(0);
  backface-visibility: hidden;
}

/* --- Modern Footer Styles --- */
.footer-section {
  position: relative;
  z-index: 2;
}
.footer-cta-section {
  background: var(--rint-gradient) !important;
}
.footer-main {
  background: var(--rint-anthracite) !important;
}
.footer-title {
  color: var(--rint-mint);
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.footer-links {
  list-style: none;
  padding: 0;
}
.footer-links li {
  margin-bottom: 0.5rem;
}
.footer-links a {
  color: #adb5bd;
  text-decoration: none;
  transition: color 0.3s ease;
}
.footer-links a:hover {
  color: var(--rint-mint);
}
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  color: white;
  border-radius: 50%;
  text-decoration: none;
  transition: color 0.3s, background 0.3s, box-shadow 0.3s;
}
.social-link:hover {
  background: var(--rint-mint);
  color: white;
  transform: translateY(-2px);
}
.footer-contact .contact-item {
  display: flex;
  align-items: center;
}
.footer-contact a {
  color: #adb5bd;
  text-decoration: none;
  transition: color 0.3s ease;
}
.footer-contact a:hover {
  color: var(--rint-mint);
}

/* --- Hero Slider Styles --- */
.hero-section {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  background: var(--rint-gradient);
  min-height: 100vh;
}
.hero-slider-container {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
}
.hero-slide-content {
  opacity: 0;
  animation: fadeInUp 1s ease forwards;
}
.hero-title {
  text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
  margin-bottom: 1.5rem;
}
.hero-desc {
  font-size: 1.25rem;
  text-shadow: 1px 1px 4px rgba(0,0,0,0.2);
  margin-bottom: 2rem;
}
.hero-buttons .btn {
  margin: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: 50px;
  transition: color 0.3s, background 0.3s, box-shadow 0.3s;
}

/* --- Referanslar Sayfası --- */
.client-logo-card {
  background: white;
  border-radius: 12px;
  padding: 2rem 1rem;
  box-shadow: 0 4px 16px rgba(44,44,84,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
  text-align: center;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.client-logo-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(44,44,84,0.15);
}
.logo-placeholder {
  color: var(--rint-purple);
  font-weight: 600;
  font-size: 0.9rem;
}
.success-story-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
  height: 100%;
}
.success-story-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(44,44,84,0.15);
}
.story-icon {
  width: 60px;
  height: 60px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}
.story-metrics {
  margin-top: 1rem;
}
.metric {
  display: inline-block;
  background: var(--rint-beige);
  color: var(--rint-anthracite);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  margin: 0.25rem;
  font-weight: 500;
}
.testimonial-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  border-left: 4px solid var(--rint-mint);
  height: 100%;
}
.stars {
  color: #ffd700;
  font-size: 1.1rem;
}
.testimonial-author {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rint-beige);
}
.testimonial-author strong {
  color: var(--rint-purple);
  display: block;
  margin-bottom: 0.25rem;
}
.testimonial-author span {
  color: var(--rint-anthracite);
  font-size: 0.9rem;
  opacity: 0.8;
}

/* --- Misyon & Vizyon Sayfası --- */
.mission-card, .vision-card {
  background: white;
  border-radius: 24px;
  padding: 3rem 2rem;
  box-shadow: 0 8px 32px rgba(44,44,84,0.08);
  border: 2px solid transparent;
  transition: border 0.3s ease;
}
.mission-card:hover {
  border-color: var(--rint-purple);
}
.vision-card:hover {
  border-color: var(--rint-mint);
}
.mission-icon, .vision-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
}
.mission-icon {
  background: var(--rint-purple);
}
.vision-icon {
  background: var(--rint-mint);
}
.mission-list, .vision-list {
  list-style: none;
  padding: 0;
}
.mission-list li, .vision-list li {
  padding: 0.5rem 0;
  font-size: 1rem;
}
.value-card {
  background: white;
  border-radius: 20px;
  padding: 2.5rem 1.5rem;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
  height: 100%;
}
.value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(44,44,84,0.15);
}
.value-icon {
  width: 70px;
  height: 70px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.8rem;
  margin: 0 auto;
}
.goal-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  text-align: center;
  transition: transform 0.2s;
}
.goal-card:hover {
  transform: translateY(-4px);
}
.goal-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--rint-purple);
  margin-bottom: 1rem;
}
.goal-progress {
  margin-top: 1.5rem;
}
.progress {
  height: 8px;
  border-radius: 10px;
  background: var(--rint-beige);
  margin-bottom: 0.5rem;
}
.progress-bar {
  background: var(--rint-gradient);
  border-radius: 10px;
  height: 100%;
  transition: width 0.3s ease;
}
.progress-text {
  font-size: 0.85rem;
  color: var(--rint-anthracite);
  font-weight: 500;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Neden R-INT Kartları --- */
.why-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 4px 32px rgba(44,44,84,0.10);
  padding: 1.8rem 1.2rem;
  border: 1.5px solid rgba(44,44,84,0.08);
  transition: box-shadow 0.2s, transform 0.2s, border 0.2s;
  position: relative;
  width: 100%;
  max-width: 280px;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}
.why-card:hover {
  box-shadow: 0 18px 48px 0 rgba(44,44,84,0.22), 0 2px 16px 0 rgba(32,201,151,0.10);
  border: 2.5px solid var(--rint-mint);
  background: linear-gradient(135deg, #f8fafc 60%, #e2fdf6 100%);
  transform: translateY(-10px) scale(1.045) rotate(-1deg);
  filter: brightness(1.04) saturate(1.1);
  transition: box-shadow 0.35s cubic-bezier(.4,1.4,.6,1), transform 0.25s cubic-bezier(.4,1.4,.6,1), border 0.2s, background 0.2s;
}
.why-icon-bg {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 2.2rem;
  margin: 0 auto 0.5rem auto;
  box-shadow: 0 2px 12px rgba(44,44,84,0.10);
}
.gradient-mint { background: linear-gradient(135deg, #2dd4bf 0%, #7c3aed 100%); color: #fff; }
.gradient-amber { background: linear-gradient(135deg, #ffb300 0%, #f093fb 100%); color: #fff; }
.gradient-purple { background: linear-gradient(135deg, #7c3aed 0%, #23272f 100%); color: #fff; }
.why-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.gradient-text-mint { background: linear-gradient(90deg, #2dd4bf, #7c3aed); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.gradient-text-amber { background: linear-gradient(90deg, #ffb300, #f093fb); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.gradient-text-purple { background: linear-gradient(90deg, #7c3aed, #23272f); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.why-desc { color: var(--rint-anthracite); opacity: 0.95; font-size: 1rem; }

.choose-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  height: 100%;
}
.choose-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(44,44,84,0.15);
}
.choose-icon {
  width: 80px;
  height: 80px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  margin: 0 auto 1.5rem;
}

/* --- About Sayfası --- */
.hero-about {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}
.stat-item {
  text-align: center;
  padding: 1rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}
.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--rint-purple);
}
.stat-label {
  font-size: 0.9rem;
  color: var(--rint-anthracite);
  opacity: 0.8;
}
.expertise-card {
  background: white;
  border-radius: 20px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.expertise-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(44,44,84,0.15);
}
.expertise-icon {
  width: 70px;
  height: 70px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.8rem;
  margin: 0 auto 1.5rem;
}
.expertise-card h4 {
  color: var(--rint-purple);
  margin-bottom: 1rem;
}
.why-choose-list {
  padding: 0;
}
.why-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: white;
  border-radius: 16px;
  box-shadow: 0 2px 16px rgba(44,44,84,0.06);
  transition: transform 0.2s;
}
.why-item:hover {
  transform: translateX(4px);
}
.why-icon {
  width: 90px;
  height: 90px;
  background: var(--rint-gradient);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2.5rem;
  flex-shrink: 0;
  box-shadow: 0 4px 20px rgba(44,44,84,0.12);
  margin-bottom: 1.2rem;
  transition: box-shadow 0.3s, background 0.3s, border-radius 0.3s;
}

.why-card:hover .why-icon {
  background: var(--rint-gradient-reverse);
  box-shadow: 0 8px 32px rgba(44,44,84,0.18);
  border-radius: 50%;
}

/* Responsive adjustments for why-card and why-icon */
@media (max-width: 992px) {
  .why-card {
    min-height: 180px;
    min-width: 140px;
    max-width: 100%;
    aspect-ratio: 1/1;
    padding: 1.2rem 0.5rem 0.8rem 0.5rem;
  }
  .why-icon {
    width: 56px;
    height: 56px;
    font-size: 1.4rem;
    border-radius: 12px;
  }
}
@media (max-width: 576px) {
  .why-card {
    min-height: 120px;
    min-width: 90px;
    max-width: 100%;
    aspect-ratio: 1/1;
    padding: 0.5rem 0.1rem 0.3rem 0.1rem;
  }
  .why-icon {
    width: 32px;
    height: 32px;
    font-size: 0.9rem;
    border-radius: 8px;
  }
}
.why-content h5 {
  color: var(--rint-purple);
  margin-bottom: 0.5rem;
}
.why-content p {
  color: var(--rint-anthracite);
  opacity: 0.8;
  margin: 0;
}
.principle-cards {
  display: grid;
  gap: 1rem;
}
.principle-card {
  background: white;
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 2px 16px rgba(44,44,84,0.06);
  border-left: 4px solid var(--rint-mint);
  transition: transform 0.2s;
}
.principle-card:hover {
  transform: translateX(4px);
}
.principle-number {
  display: inline-block;
  width: 40px;
  height: 40px;
  background: var(--rint-purple);
  color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 40px;
  font-weight: 700;
  margin-bottom: 1rem;
}
.principle-card h5 {
  color: var(--rint-purple);
  margin-bottom: 0.5rem;
}
.principle-card p {
  color: var(--rint-anthracite);
  opacity: 0.8;
  margin: 0;
}

/* --- Hizmetler Kartları --- */
.service-card {
  background: #fff;
  border-radius: 24px;
  box-shadow: 0 4px 32px rgba(44,44,84,0.10);
  padding: 2.5rem 1.5rem 2rem 1.5rem;
  border: 2.5px solid transparent;
  position: relative;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: box-shadow 0.2s, transform 0.2s, border 0.2s;
  overflow: hidden;
}
.service-card:hover {
  box-shadow: 0 16px 48px rgba(44,44,84,0.16);
  border: 2.5px solid var(--rint-mint);
  transform: translateY(-8px) scale(1.02);
}
.service-icon {
  width: 90px;
  height: 90px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2.5rem;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 4px 20px rgba(44,44,84,0.15);
}
.service-title {
  color: var(--rint-purple);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-align: center;
}
.service-description {
  color: var(--rint-anthracite);
  opacity: 0.9;
  font-size: 0.95rem;
  text-align: center;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}
.service-features {
  list-style: none;
  padding: 0;
  margin: 0;
  width: 100%;
}
.service-features li {
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: var(--rint-anthracite);
}

/* --- Services Sayfası --- */
.hero-services {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}
.process-steps {
  display: grid;
  gap: 1.5rem;
}
.process-step {
  /* Generic small-step card used across pages. Keep conservative defaults. */
  padding: 1rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(44,44,84,0.05);
  transition: transform 0.2s;
}
.process-step:hover {
  transform: translateY(-4px);
}

@media (max-width: 991px) {
  .why-card {
    min-height: 120px;
    min-width: 90px;
    max-width: 100%;
    aspect-ratio: 1/1;
    padding: 0.5rem 0.1rem 0.3rem 0.1rem;
  }
  .why-icon {
    width: 32px;
    height: 32px;
    font-size: 0.9rem;
    border-radius: 8px;
  }
}
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.tech-tag {
  background: var(--rint-beige);
  color: var(--rint-purple);
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}
.service-card {
  background: #fff;
  border-radius: 24px;
  box-shadow: 0 4px 32px rgba(44,44,84,0.10);
  padding: 2.5rem 1.5rem 2rem 1.5rem;
  border: 2.5px solid transparent;
  position: relative;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: box-shadow 0.2s, transform 0.2s, border 0.2s;
  overflow: hidden;
}
.service-card:hover {
  box-shadow: 0 16px 48px rgba(44,44,84,0.18);
  transform: translateY(-8px) scale(1.03);
  border-width: 2.5px;
}
.gradient-border-purple { border-image: linear-gradient(135deg, #7c3aed 0%, #2dd4bf 100%) 1; }
.gradient-border-mint { border-image: linear-gradient(135deg, #2dd4bf 0%, #7c3aed 100%) 1; }
.gradient-border-amber { border-image: linear-gradient(135deg, #ffb300 0%, #f093fb 100%) 1; }
.service-icon-bg {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 2.4rem;
  margin-bottom: 1.1rem;
  box-shadow: 0 2px 16px rgba(44,44,84,0.10);
}
.service-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 0.35em 1em;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(44,44,84,0.10);
  z-index: 2;
}
.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-align: center;
}
.service-desc {
  color: var(--rint-anthracite);
  opacity: 0.97;
  font-size: 1.05rem;
  text-align: center;
  margin-bottom: 1.2rem;
}
.btn-service {
  background: var(--rint-mint);
  color: var(--rint-dark);
  border-radius: 10px;
  font-weight: 600;
  padding: 0.6em 1.5em;
  font-size: 1rem;
  border: none;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(44,44,84,0.10);
}
.btn-service:hover {
  background: var(--rint-purple);
  color: #fff;
  box-shadow: 0 4px 16px rgba(44,44,84,0.18);
}
@media (max-width: 991px) {
  .service-card, .why-card { min-height: 260px; }
}

/* Floating Action Bar */
.floating-action-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #6f42c1 0%, #20c997 100%);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 15px 0;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.3s ease, opacity 0.25s ease;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  opacity: 0;
}

.floating-action-bar.show {
  transform: translateY(0);
  opacity: 1;
}

.fab-text h6 {
  font-weight: 600;
  margin-bottom: 2px;
}

.fab-actions .btn {
  font-size: 0.85rem;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 500;
}

.fab-actions .btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
  animation: pulse 2s infinite;
}

.fab-actions .btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(40, 167, 69, 0.4);
  animation: bounce 1s infinite;
}

.fab-actions .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 123, 255, 0.4);
  animation: pulse 1.5s infinite;
}

/* --- Responsive Design Improvements --- */
@media (max-width: 768px) {
  .floating-action-bar {
    display: none !important;
    opacity: 0;
    pointer-events: none;
  }
  
  .floating-action-bar .row {
    text-align: center;
  }
  
  .floating-action-bar .col-md-6 {
    margin-bottom: 10px;
  }
  
  .fab-actions .btn {
    font-size: 0.8rem;
    padding: 6px 12px;
    margin: 2px;
  }
  
  .fab-compact {
    display: flex;
    position: fixed;
    right: 90px;
    bottom: 24px;
    z-index: 10001;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    background: var(--rint-gradient);
    color: #fff;
    box-shadow: 0 6px 20px rgba(0,0,0,0.18);
    font-size: 1.25rem;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    animation: pulse 2s infinite;
  }

  .fab-compact:active,
  .fab-compact:focus,
  .fab-compact:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(0,0,0,0.22);
    color: #fff;
    text-decoration: none;
  }
  
  /* Hero section mobile optimization */
  .hero-section {
    min-height: 70vh;
    padding: 2rem 0;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-desc {
    font-size: 1rem;
  }
  
  /* Service cards mobile */
  .service-card {
    margin-bottom: 2rem;
  }
  
  /* Navigation mobile */
  .navbar-nav {
    text-align: center;
  }
  
  .dropdown-menu {
    text-align: center;
  }
}

/* Desktop: floating bar responsive */
@media (min-width: 769px) {
  .fab-compact { 
    display: none !important; 
  }
  
  .floating-action-bar {
    padding: 12px 0;
  }
  
  .fab-actions .btn {
    font-size: 0.9rem;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    margin: 0 5px;
  }
}

@media (max-width: 992px) and (min-width: 769px) {
  .floating-action-bar .fab-text h6 {
    font-size: 0.9rem;
  }
  
  .floating-action-bar .fab-text small {
    font-size: 0.75rem;
  }
  
  .fab-actions .btn {
    font-size: 0.8rem;
    padding: 8px 15px;
    margin: 0 3px;
  }
}

/* Projects Page Styles */
.projects-hero {
    background: var(--rint-gradient);
    min-height: 50vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.projects-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="white" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    animation: float 6s ease-in-out infinite;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
}

.projects-hero .hero-content {
    position: relative;
    z-index: 2;
}

.projects-hero .hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.projects-hero .hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

/* Project Filters */
.project-filters {
    margin-bottom: 3rem;
}

.filter-btn {
    background: transparent;
    border: 2px solid #667eea;
    color: #667eea;
    padding: 10px 25px;
    margin: 0 5px 10px 5px;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.filter-btn:hover,
.filter-btn.active {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

/* Project Cards */
.project-item {
    margin-bottom: 2rem;
    display: flex !important;
    flex-direction: column;
}

.project-item.d-none {
    display: none !important;
}

.project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.project-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.project-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 1rem;
    display: block;
}
@media (max-width: 576px) {
  .project-image img {
    height: 140px;
  }
}
.project-content {
    padding: 1.5rem;
}

.project-category {
    display: inline-block;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.8rem;
}

.project-description {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.2rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    background: #f8f9fa;
    color: #667eea;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-section .lead {
    font-size: 1.1rem;
    opacity: 0.9;
}

.btn-light {
    background: white;
    color: #667eea;
    border: none;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-light:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.3);
}

/* Consolidated Responsive Design */
@media (max-width: 768px) {
    /* Hero sections */
    .hero h1,
    .projects-hero .hero-title {
        font-size: 2.5rem;
    }
    
    .hero .lead,
    .projects-hero .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Cards and components */
    .service-card,
    .team-member-card {
        margin-bottom: 2rem;
    }
    
    .achievement-card {
        margin-bottom: 1.5rem;
    }
    
    /* Timeline adjustments */
    .timeline-item {
        margin-bottom: 2rem;
    }
    
    .timeline-item::before {
        left: 20px;
    }
    
    .timeline-content {
        margin-left: 60px;
    }
    
    /* Project specific */
    .filter-btn {
        padding: 8px 20px;
        font-size: 0.9rem;
    }
    
    .project-image {
        height: 200px;
    }
    
    .cta-section h2 {
        font-size: 2rem;
    }
}

/* Dropdown Menü */
.navbar-nav .dropdown-menu {
  background: var(--rint-dark);
  border-radius: 12px;
  box-shadow: var(--rint-shadow);
  border: none;
  min-width: 220px;
}
.navbar-nav .dropdown-item {
  color: #fff;
  font-weight: 500;
  padding: 0.7rem 1.2rem;
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
}
.navbar-nav .dropdown-item:hover {
  background: var(--rint-purple);
  color: #fff;
}

/* Modern Kartlar */
.card {
  border: none;
  border-radius: 18px;
  box-shadow: 0 4px 24px rgba(44,44,84,0.10);
  background: rgba(255,255,255,0.92);
  transition: box-shadow 0.2s, transform 0.2s;
  overflow: hidden;
}
.card:hover {
  box-shadow: 0 8px 32px rgba(44,44,84,0.18);
  transform: translateY(-4px) scale(1.01);
}
.card-title {
  color: var(--rint-purple);
  font-weight: 700;
  font-size: 1.2rem;
}
.card-text {
  color: var(--rint-anthracite);
  font-size: 1rem;
  opacity: 0.92;
}
.card-img-top {
  border-top-left-radius: 18px;
  border-top-right-radius: 18px;
  object-fit: cover;
  max-height: 180px;
}

/* Modal Form */
.modal-content {
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 32px rgba(44,44,84,0.13);
}
.modal-title {
  color: var(--rint-purple);
  font-weight: 700;
}
.modal .btn {
  background: var(--rint-purple);
  color: #fff;
  border-radius: 8px;
  font-weight: 600;
  transition: background 0.2s;
}
.modal .btn:hover {
  background: var(--rint-amber);
  color: var(--rint-dark);
}
/* RINT Kurumsal Tema - Özgün Renk Paleti */
:root {
  --rint-purple: #7c3aed;
  --rint-amber: #ffb300;
  --rint-mint: #2dd4bf;
  --rint-anthracite: #23272f;
  --rint-beige: #f4f1ee;
  --rint-dark: #181a20;
  --rint-gradient: linear-gradient(135deg, #7c3aed 0%, #2dd4bf 100%);
  --rint-gradient-dark: linear-gradient(135deg, #23272f 0%, #7c3aed 100%);
  --rint-shadow: 0 4px 24px rgba(44, 44, 84, 0.12);
  --rint-radius: 16px;
  --rint-transition: all 0.3s cubic-bezier(.4,0,.2,1);
}

html, body {
  min-height: 100%;
  background: var(--rint-beige);
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  color: var(--rint-anthracite);
  scroll-behavior: smooth;
}

/* --- Profesyonel Layout Düzenlemeleri --- */
.sticky-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(24,26,32,0.95);
  backdrop-filter: blur(10px);
  transition: background 0.3s ease;
}
.sticky-header.scrolled {
  background: rgba(24,26,32,0.98);
  box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}
.main-content {
  min-height: calc(100vh - 160px);
  position: relative;
}
.footer-section {
  background: var(--rint-dark);
  color: white;
  border-top: 1px solid rgba(124,58,237,0.2);
}
.navbar-brand .text-gradient {
  font-size: 1.8rem;
  letter-spacing: 1px;
}
.hero-content {
  /* Default: keep hero content transparent so buttons like .btn-light remain visible
     when used directly on hero sections with gradient/dark backgrounds. Specific
     hero variants (e.g. .hero-about) can override this to show a white card. */
  background: transparent;
  border-radius: 24px;
  padding: 3rem 2rem;
  box-shadow: none;
  backdrop-filter: none;
  border: none;
}

/* Preserve the white card look specifically for About page hero */
.hero-about .hero-content {
  background: rgba(255,255,255,0.95);
  border-radius: 24px;
  padding: 3rem 2rem;
  box-shadow: 0 8px 32px rgba(44,44,84,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(124,58,237,0.1);
}

/* Ensure .btn-light used inside hero sections remains visible (white on gradient) */
.hero-section .btn-light {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.18);
}

/* New: explicit hero-card for white-card hero variants (use this on pages needing a white card) */
.hero-card {
  background: rgba(255,255,255,0.98);
  border-radius: 24px;
  padding: 3rem 2rem;
  box-shadow: 0 10px 40px rgba(44,44,84,0.16);
  border: 1px solid rgba(124,58,237,0.08);
}

/* Buttons specifically for hero-card (ensure contrast) */
.hero-card .btn-hero-light,
.hero-card .btn-light {
  background: #fff;
  color: var(--rint-dark);
  border: 1px solid rgba(0,0,0,0.05);
}

.hero-card .btn-hero-light:hover,
.hero-card .btn-light:hover {
  background: var(--rint-gradient);
  color: #fff;
}
@media (max-width: 768px) {
  .hero-content {
    padding: 2rem 1.5rem;
  }
  .display-2 {
    font-size: 2.5rem;
  }
}

/* Sticky Header */
.sticky-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--rint-dark);
  box-shadow: var(--rint-shadow);
  transition: var(--rint-transition);
}
.sticky-header .navbar {
  padding: 1rem 0;
}
.sticky-header .navbar-brand {
  font-size: 2rem;
  font-weight: 700;
  color: var(--rint-purple) !important;
  letter-spacing: 1px;
}
.sticky-header .navbar-nav .nav-link {
  color: #fff !important;
  font-weight: 500;
  border-radius: 8px;
  margin: 0 0.2rem;
  transition: var(--rint-transition);
}
.sticky-header .navbar-nav .nav-link:hover,
.sticky-header .navbar-nav .nav-link.active {
  color: var(--rint-amber) !important;
  background: rgba(124,58,237,0.08);
}

/* Hero Section */
.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: var(--rint-gradient);
  overflow: hidden;
  padding-top: 120px;
}
.hero-slider {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  color: #fff;
}
.hero-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1.2rem;
  letter-spacing: 1px;
  background: var(--rint-gradient-dark);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}
.hero-slider .btn {
  margin: 0.5rem;
  border-radius: 8px;
  font-weight: 600;
  padding: 0.75rem 2rem;
  background: var(--rint-purple);
  color: #fff;
  border: none;
  transition: var(--rint-transition);
}
.hero-slider .btn:hover {
  background: var(--rint-amber);
  color: var(--rint-dark);
}

/* Particle arka plan */
#particles-js {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 1;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title { font-size: 2rem; }
  .hero-desc { font-size: 1rem; }
  .sticky-header .navbar-brand { font-size: 1.3rem; }
}

/* --- Team Sayfası --- */
.hero-team {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}
.team-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
  border: 2px solid transparent;
}
.team-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(44,44,84,0.15);
  border-color: var(--rint-mint);
}
.team-avatar {
  width: 100px;
  height: 100px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: white;
  margin: 0 auto 1.5rem;
  box-shadow: 0 4px 20px rgba(44,44,84,0.15);
}
.team-name {
  color: var(--rint-purple);
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.team-position {
  color: var(--rint-mint);
  font-weight: 600;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}
.team-bio {
  color: var(--rint-anthracite);
  opacity: 0.8;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.team-skills {
  margin-bottom: 1.5rem;
}
.skill-tag {
  display: inline-block;
  background: var(--rint-beige);
  color: var(--rint-purple);
  padding: 0.3rem 0.7rem;
  border-radius: 15px;
  font-size: 0.8rem;
  margin: 0.2rem;
  font-weight: 500;
}
.team-social {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
}
.team-social .social-link {
  width: 35px;
  height: 35px;
  font-size: 0.9rem;
}

/* --- History Sayfası --- */
.hero-history {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}
.timeline {
  position: relative;
  padding: 2rem 0;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--rint-gradient);
  transform: translateX(-50%);
}
.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  display: flex;
  align-items: flex-start;
}
.timeline-item:nth-child(odd) {
  flex-direction: row;
}
.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}
.timeline-marker {
  position: absolute;
  left: 50%;
  width: 60px;
  height: 60px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 4px 20px rgba(44,44,84,0.15);
}
.timeline-marker.current {
  background: var(--rint-mint);
  animation: pulse 2s infinite;
}
.timeline-content {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  width: calc(50% - 40px);
  position: relative;
}
.timeline-item:nth-child(odd) .timeline-content {
  margin-right: auto;
  margin-left: 40px;
}
.timeline-item:nth-child(even) .timeline-content {
  margin-left: auto;
  margin-right: 40px;
}
.timeline-date {
  background: var(--rint-purple);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 1rem;
}
.timeline-title {
  color: var(--rint-purple);
  font-weight: 700;
  margin-bottom: 1rem;
}
.timeline-description {
  color: var(--rint-anthracite);
  opacity: 0.8;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.timeline-achievements {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.achievement-tag {
  background: var(--rint-beige);
  color: var(--rint-mint);
  padding: 0.3rem 0.7rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}
.achievement-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(44,44,84,0.08);
  text-align: center;
  height: 100%;
}
.achievement-icon {
  width: 70px;
  height: 70px;
  background: var(--rint-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: white;
  margin: 0 auto 1.5rem;
}
.achievement-list {
  list-style: none;
  padding: 0;
  text-align: left;
}
.achievement-list li {
  padding: 0.5rem 0;
  color: var(--rint-anthracite);
  opacity: 0.8;
}
.achievement-list li:before {
  content: "✓";
  color: var(--rint-mint);
  font-weight: bold;
  margin-right: 0.5rem;
}

@media (max-width: 768px) {
  .timeline::before {
    left: 30px;
  }
  .timeline-marker {
    left: 30px;
  }
  .timeline-item {
    flex-direction: row !important;
  }
  .timeline-content {
    width: calc(100% - 80px);
    margin-left: 80px !important;
    margin-right: 0 !important;
  }
}

/* --- Partners Page Styles --- */
.partner-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.partner-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.partner-logo i {
  transition: transform 0.3s ease;
}

.partner-card:hover .partner-logo i {
  transform: scale(1.1);
}

.tool-card {
  background: white;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: color 0.3s, background 0.3s, box-shadow 0.3s;
  border-left: 4px solid transparent;
}

.tool-card:hover {
  border-left-color: var(--rint-purple);
  transform: translateX(5px);
}

.security-partner-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: color 0.3s, background 0.3s, box-shadow 0.3s;
}

.security-partner-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.benefit-item {
  padding: 2rem 1rem;
  transition: transform 0.3s ease;
}

.benefit-item:hover {
  transform: translateY(-10px);
}

.benefit-icon i {
  transition: transform 0.3s ease;
}

.benefit-item:hover .benefit-icon i {
  transform: scale(1.2);
}

/* Career Form Styles */
.career-form {
  border-radius: 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  max-width: 600px;
  margin: 2rem auto;
}

.career-form .form-label {
  font-weight: 600;
  color: var(--rint-purple);
  margin-bottom: 0.5rem;
}

.career-form .form-control,
.career-form .form-select {
  border-radius: 10px;
  border: 2px solid #e9ecef;
  padding: 0.75rem 1rem;
  transition: all 0.3s ease;
  background: white;
}

.career-form .form-control:focus,
.career-form .form-select:focus {
  border-color: var(--rint-purple);
  box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.15);
  outline: none;
}

.career-form .form-check-input {
  border-radius: 4px;
  border: 2px solid #e9ecef;
}

.career-form .form-check-input:checked {
  background-color: var(--rint-purple);
  border-color: var(--rint-purple);
}

.career-form .btn-primary {
  background: var(--rint-gradient);
  border: none;
  border-radius: 12px;
  padding: 1rem 2rem;
  font-weight: 600;
  transition: all 0.3s ease;
  width: 100%;
}

.career-form .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.3);
}

.career-form .form-text {
  color: #6c757d;
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

@media (max-width: 768px) {
  .career-form {
    margin: 1rem;
    padding: 1.5rem !important;
  }
  
  .career-form .btn-primary {
    padding: 0.75rem 1.5rem;
  }
}

/* Article Cards */
.article-card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}
.article-image {
  height: 200px;
  overflow: hidden;
}
.article-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.article-card:hover .article-image img {
  transform: scale(1.05);
}
.article-content {
  padding: 1.5rem;
}
.article-category {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.article-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1rem 0 0.5rem;
  color: #2c3e50;
  line-height: 1.4;
}
.article-excerpt {
  color: #6c757d;
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}
.article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #95a5a6;
}

/* Testimonial Cards */
.testimonial-card {
  background: white;
  border-radius: 16px;
  padding: 1.8rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-left: 4px solid #667eea;
}
.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}
.testimonial-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.project-type {
  color: #667eea;
  font-weight: 600;
  margin: 0;
}
.testimonial-text {
  color: #495057;
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.testimonial-author {
  border-top: 1px solid #eee;
  padding-top: 1rem;
}
.testimonial-author strong {
  display: block;
  color: #2c3e50;
  font-weight: 600;
}
.testimonial-author span {
  color: #6c757d;
  font-size: 0.9rem;
}

/* Responsive Proje Sayfası */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .filter-btn, .category-btn {
        padding: 10px 18px;
        font-size: 0.9rem;
    }
}