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

      html,
      body {
        min-height: 100%;
        overflow-x: hidden;
      }

      html {
        scroll-padding-top: 117px;
      }

      body {
        font-family: 'Source Sans 3', sans-serif;
      }

      /* Navbar */
      .navbar {
        width: 100%;
        height: 117px;
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 5000;
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.97) 0%, rgba(248, 250, 252, 0.94) 50%, rgba(241, 245, 249, 0.9) 100%);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        box-shadow: 0 1px 0 rgba(51, 38, 126, 0.08), 0 8px 32px rgba(10, 25, 47, 0.06);
        border-bottom: 1px solid rgba(51, 38, 126, 0.06);
        padding: 0;
      }

      .navbar-inner {
        width: 100%;
        max-width: 1447px;
        margin: 0 auto;
        height: 100%;
        display: flex;
        align-items: center;
        padding: 0 40px;
      }

      .nav-logo-area {
        width: 16.666%;
        flex-shrink: 0;
        display: flex;
        align-items: center;
      }

      .nav-links-area {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 28px;
      }

      .nav-link {
        font-family: 'Oswald', sans-serif;
        font-size: 13px;
        font-weight: 500;
        letter-spacing: 1.5px;
        text-transform: uppercase;
        color: #1e2d45;
        text-decoration: none;
        position: relative;
        padding: 4px 0;
        transition: color 0.3s;
        white-space: nowrap;
      }

      .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background: #a5b4fc;
        transition: width 0.3s, background 0.25s;
      }

      .nav-link:hover {
        color: #33267e;
        text-shadow: none;
      }

      .nav-link:hover::after {
        width: 100%;
        background: linear-gradient(90deg, #33267e, #6366f1);
      }

      .nav-item-dropdown {
        position: relative;
        padding-bottom: 22px;
        margin-bottom: -22px;
      }

      .nav-dd-panel {
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        margin-top: 0;
        min-width: 260px;
        padding: 10px 0;
        background: #fff;
        border-radius: 10px;
        box-shadow: 0 16px 48px rgba(10, 25, 47, 0.22);
        border: 1px solid rgba(51, 38, 126, 0.1);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.18s ease, visibility 0.18s ease;
        z-index: 300;
      }

      .nav-dd-panel::before {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        bottom: 100%;
        height: 22px;
      }

      .nav-item-dropdown:hover .nav-dd-panel,
      .nav-item-dropdown:focus-within .nav-dd-panel {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
      }

      .nav-dd-panel a {
        display: block;
        padding: 12px 20px;
        font-family: 'Oswald', sans-serif;
        font-size: 12px;
        letter-spacing: 1px;
        color: #0A192F;
        text-decoration: none;
        text-transform: uppercase;
        transition: background 0.2s, color 0.2s;
      }

      .nav-dd-panel a:hover {
        background: rgba(51, 38, 126, 0.12);
        color: #1e1b4b;
      }

      .site-logo {
        height: 62px;
        width: auto;
        max-width: 220px;
        object-fit: contain;
        display: block;
      }

      /* Hero Slider — ilk ekranı kaplar (navbar üstte absolute) */
      .hero-slider {
        width: 100%;
        height: 100vh;
        min-height: 100vh;
        position: relative;
        overflow: hidden;
      }

      .slide {
        position: absolute;
        inset: 0;
        opacity: 0;
        transition: opacity 1.2s ease;
      }

      .slide.active {
        opacity: 1;
      }

      .slide-bg {
        width: 100%;
        height: 100%;
        object-fit: cover;
      }

      .slide-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(10, 25, 47, 0.58) 0%, rgba(10, 25, 47, 0.32) 48%, rgba(10, 25, 47, 0.1) 100%);
        display: flex;
        flex-direction: column;
        justify-content: center;
        padding-left: clamp(100px, 12vw, 180px);
      }

      /* Slider üst satır: mor yerine açık ton (SDK .section-label ezmeyi aşağıda ayırıyoruz) */
      .hero-slider .slide-overlay>.section-label {
        color: rgba(230, 235, 255, 0.96) !important;
        text-shadow: 0 1px 14px rgba(0, 0, 0, 0.4);
        font-weight: 600;
      }

      .slide-title {
        font-family: 'Oswald', sans-serif;
        font-size: 56px;
        font-weight: 700;
        color: #fff;
        line-height: 1.15;
        text-transform: uppercase;
        letter-spacing: 2px;
        max-width: 650px;
        text-shadow: 0 2px 20px rgba(0, 0, 0, 0.45);
      }

      .slide-title span {
        color: #e8eaff;
        text-shadow: 0 2px 16px rgba(0, 0, 0, 0.5);
      }

      .slide-subtitle {
        font-size: 17px;
        color: rgba(255, 255, 255, 0.92);
        margin-top: 20px;
        max-width: 500px;
        line-height: 1.6;
        font-weight: 300;
      }

      .slide-btn {
        margin-top: 35px;
        display: inline-flex;
        align-items: center;
        gap: 10px;
        font-family: 'Oswald', sans-serif;
        font-size: 14px;
        font-weight: 500;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: #fff;
        border: 2px solid rgba(255, 255, 255, 0.88);
        padding: 14px 36px;
        text-decoration: none;
        transition: all 0.3s;
        width: fit-content;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
      }

      .slide-btn:hover {
        background: rgba(255, 255, 255, 0.14);
        border-color: #fff;
        color: #fff;
      }

      .slider-dots {
        position: absolute;
        bottom: 35px;
        left: 50%;
        transform: translateX(-50%);
        display: flex;
        gap: 12px;
        z-index: 10;
      }

      .slider-dot {
        width: 12px;
        height: 12px;
        border: 2px solid rgba(255, 255, 255, 0.6);
        border-radius: 50%;
        cursor: pointer;
        transition: all 0.3s;
        background: transparent;
      }

      .slider-dot.active {
        background: #33267e;
        border-color: #33267e;
      }

      .slider-arrows {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 100%;
        display: flex;
        justify-content: space-between;
        padding: 0 25px;
        z-index: 10;
        pointer-events: none;
      }

      .slider-arrow {
        width: 50px;
        height: 50px;
        border: 2px solid rgba(255, 255, 255, 0.4);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        cursor: pointer;
        pointer-events: all;
        transition: all 0.3s;
        background: rgba(0, 0, 0, 0.2);
      }

      .slider-arrow:hover {
        border-color: #33267e;
        background: rgba(51, 38, 126, 0.2);
      }

      /* About Section */
      .about-section {
        width: 100%;
        max-width: 1447px;
        margin: 0 auto;
        height: 607px;
        display: flex;
        align-items: center;
        position: relative;
        overflow: hidden;
      }

      .about-col-empty {
        width: 16.666%;
        flex-shrink: 0;
      }

      .about-col-text {
        width: 50%;
        flex-shrink: 0;
        padding-right: 60px;
        display: flex;
        flex-direction: column;
        justify-content: center;
      }

      .about-col-image {
        width: 33.333%;
        flex-shrink: 0;
        height: 100%;
        position: relative;
      }

      .section-label {
        font-family: 'Oswald', sans-serif;
        font-size: 13px;
        font-weight: 500;
        letter-spacing: 4px;
        text-transform: uppercase;
        color: #33267e;
        margin-bottom: 14px;
      }

      .section-title {
        font-family: 'Oswald', sans-serif;
        font-size: 42px;
        font-weight: 700;
        color: #0A192F;
        line-height: 1.2;
        text-transform: uppercase;
        letter-spacing: 1px;
      }

      .section-divider {
        width: 60px;
        height: 3px;
        background: #33267e;
        margin: 24px 0;
      }

      .about-text {
        font-size: 15.5px;
        line-height: 1.85;
        color: #555;
        font-weight: 400;
      }

      .about-image-wrapper {
        height: 100%;
        overflow: hidden;
        position: relative;
      }

      .about-image-bg {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
      }

      .about-stats {
        display: flex;
        gap: 40px;
        margin-top: 32px;
      }

      .stat-item {
        text-align: left;
      }

      .stat-number {
        font-family: 'Oswald', sans-serif;
        font-size: 40px;
        font-weight: 700;
        color: #33267e;
        line-height: 1;
      }

      .stat-label {
        font-size: 13px;
        color: #777;
        text-transform: uppercase;
        letter-spacing: 1px;
        margin-top: 6px;
      }

      /* Kurumsal metrics — anasayfa ile ortak kart stili */
      .kurumsal-metrics {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        margin: 36px 0 40px;
      }
      @media (max-width: 800px) {
        .kurumsal-metrics { grid-template-columns: 1fr; }
      }
      .kurumsal-metric {
        background: #fff;
        border: 1px solid rgba(51, 38, 126, 0.12);
        border-radius: 14px;
        padding: 26px 20px;
        text-align: center;
        box-shadow: 0 8px 28px rgba(10, 25, 47, 0.06);
      }
      .kurumsal-metric .n {
        font-family: 'Oswald', sans-serif;
        font-size: 32px;
        font-weight: 700;
        color: #33267e;
        line-height: 1.1;
      }
      .kurumsal-metric .l {
        font-size: 12px;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: #666;
        margin-top: 8px;
      }

      /* Activities Section */
      .activities-section {
        width: 100%;
        height: 533px;
        background: linear-gradient(180deg, #f4f6fb 0%, #e8edf5 45%, #e2e8f4 100%);
        display: flex;
        flex-direction: column;
        align-items: center;
        padding-top: 65px;
        border-top: 1px solid rgba(51, 38, 126, 0.08);
        border-bottom: 1px solid rgba(51, 38, 126, 0.06);
      }

      .activities-inner {
        width: 100%;
        max-width: 1447px;
        display: flex;
        flex-direction: column;
        align-items: center;
        flex: 1;
      }

      .activities-title-wrap {
        text-align: center;
        margin-bottom: 50px;
      }

      .activities-kicker {
        font-family: 'Oswald', sans-serif;
        font-size: 13px;
        font-weight: 500;
        letter-spacing: 4px;
        text-transform: uppercase;
        color: #33267e;
        margin-bottom: 14px;
      }

      .activities-title {
        font-family: 'Oswald', sans-serif;
        font-size: 40px;
        font-weight: 700;
        color: #0A192F;
        text-transform: uppercase;
        letter-spacing: 2px;
      }

      .activities-divider {
        width: 60px;
        height: 3px;
        background: #33267e;
        margin: 18px auto 0;
      }

      .activities-grid {
        display: flex;
        width: 100%;
        padding: 0 40px;
        gap: 0;
        flex: 1;
      }

      .activity-card {
        width: 25%;
        flex-shrink: 0;
        position: relative;
        overflow: hidden;
        cursor: pointer;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 30px;
        border-right: 1px solid rgba(255, 255, 255, 0.14);
        transition: box-shadow 0.4s;
      }

      .activity-card:last-child {
        border-right: none;
      }

      /* Kurumsal lacivert + mor — hafif kaplama; fotoğraf okunur kalsın */
      .activity-card::before {
        content: '';
        position: absolute;
        inset: 0;
        z-index: 1;
        pointer-events: none;
        background: linear-gradient(155deg,
            rgba(10, 25, 47, 0.48) 0%,
            rgba(51, 38, 126, 0.38) 42%,
            rgba(10, 25, 47, 0.5) 100%);
        transition: opacity 0.4s ease;
      }

      .activity-card:hover::before {
        opacity: 0.78;
      }

      .activity-card:hover {
        box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
      }

      .activity-bg-img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.78;
        z-index: 0;
        transition: transform 0.55s ease, opacity 0.4s ease;
      }

      .activity-card:hover .activity-bg-img {
        transform: scale(1.04);
        opacity: 0.88;
      }

      .activity-card>.activity-icon,
      .activity-card>.activity-name,
      .activity-card>.activity-desc {
        position: relative;
        z-index: 2;
      }

      .activity-icon {
        width: 64px;
        height: 64px;
        margin-bottom: 22px;
        color: rgba(248, 250, 252, 0.98);
        display: flex;
        align-items: center;
        justify-content: center;
        filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.35));
      }

      .activity-icon svg,
      .activity-icon i {
        width: 48px;
        height: 48px;
        stroke-width: 1.75;
        color: rgba(248, 250, 252, 0.98);
        stroke: rgba(248, 250, 252, 0.98);
      }

      .activity-name {
        font-family: 'Oswald', sans-serif;
        font-size: 20px;
        font-weight: 600;
        color: #ffffff;
        text-transform: uppercase;
        letter-spacing: 2px;
        text-align: center;
        text-shadow: 0 1px 3px rgba(0, 0, 0, 0.55), 0 2px 24px rgba(0, 0, 0, 0.35);
      }

      .activity-desc {
        font-size: 13.5px;
        color: rgba(255, 255, 255, 0.94);
        margin-top: 10px;
        text-align: center;
        line-height: 1.6;
        max-width: 240px;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 2px 16px rgba(0, 0, 0, 0.3);
      }

      /* Projects Section */
      .projects-section-wrap {
        width: 100%;
        background: #faf8f5;
        padding: 48px 0 64px;
        box-sizing: border-box;
      }

      .projects-section-inner {
        max-width: 1447px;
        margin: 0 auto;
        padding: 0 40px;
        box-sizing: border-box;
      }

      .projects-main-title {
        font-family: 'Oswald', sans-serif;
        font-size: 40px;
        font-weight: 700;
        color: #0A192F;
        text-transform: uppercase;
        letter-spacing: 2px;
        text-align: center;
        margin-bottom: 8px;
      }

      .projects-grid-2 {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0;
        width: 100%;
      }

      .project-cell {
        position: relative;
        overflow: hidden;
        cursor: pointer;
        aspect-ratio: 4 / 3;
        min-height: 280px;
      }

      .project-bg {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        transition: transform 0.6s;
        object-fit: cover;
        display: block;
      }

      .project-cell:hover .project-bg {
        transform: scale(1.05);
      }

      .project-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(0deg, rgba(10, 25, 47, 0.68) 0%, rgba(10, 25, 47, 0.14) 62%);
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        padding: 40px;
        transition: background 0.4s;
      }

      .project-cell:hover .project-overlay {
        background: linear-gradient(0deg, rgba(10, 25, 47, 0.78) 0%, rgba(10, 25, 47, 0.28) 62%);
      }

      .project-name {
        font-family: 'Oswald', sans-serif;
        font-size: 24px;
        font-weight: 600;
        color: #fff;
        text-transform: uppercase;
        letter-spacing: 1.5px;
        text-shadow:
          0 1px 2px rgba(10, 25, 47, 0.75),
          0 2px 20px rgba(51, 38, 126, 0.42),
          0 4px 36px rgba(10, 25, 47, 0.35);
      }

      .project-cat {
        font-size: 13px;
        color: #e2e8ff;
        text-transform: uppercase;
        letter-spacing: 2px;
        margin-bottom: 8px;
        font-weight: 600;
        text-shadow:
          0 1px 2px rgba(10, 25, 47, 0.65),
          0 2px 14px rgba(51, 38, 126, 0.4),
          0 3px 28px rgba(10, 25, 47, 0.32);
      }

      /* Footer */
      .site-footer {
        width: 100%;
        background: linear-gradient(180deg, #f4f6fb 0%, #e8ecf4 100%);
        padding: 60px 0 30px;
        border-top: 1px solid rgba(51, 38, 126, 0.08);
      }

      /*.site-footer .site-logo {
        filter: brightness(0) saturate(100%) invert(10%) sepia(20%) saturate(1800%) hue-rotate(213deg) brightness(96%) contrast(98%);
      }*/

      .site-footer-inner {
        max-width: 1447px;
        margin: 0 auto;
        padding: 0 80px;
      }

      .footer-top {
        display: flex;
        justify-content: space-between;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(10, 25, 47, 0.1);
      }

      .footer-col {
        flex: 1;
      }

      .footer-col:first-child {
        max-width: 350px;
      }

      .footer-col-title {
        font-family: 'Oswald', sans-serif;
        font-size: 16px;
        font-weight: 600;
        color: #0A192F;
        text-transform: uppercase;
        letter-spacing: 2px;
        margin-bottom: 20px;
      }

      .footer-text {
        font-size: 14px;
        color: #5a6578;
        line-height: 1.8;
      }

      .site-footer svg {
        color: #33267e;
        stroke: #33267e;
      }

      .footer-link {
        display: block;
        font-size: 14px;
        color: #4a5568;
        text-decoration: none;
        padding: 5px 0;
        transition: color 0.3s;
      }

      .footer-link:hover {
        color: #33267e;
      }

      .footer-bottom {
        padding-top: 25px;
        text-align: center;
        font-size: 13px;
        color: #7a8494;
      }

/* SVG construction patterns for placeholder images */
.placeholder-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* ===================== MOBIL STILLER (home.css) ===================== */

/* === 768px ve altı === */
@media (max-width: 768px) {
  html { scroll-padding-top: 72px; }
  /* Navbar */
  .navbar { height: 72px; }
  .navbar-inner { padding: 0 20px; }
  .site-logo { height: 36px; max-width: 160px; }

  /* Hero Slider */
  .hero-slider { min-height: 100vh; min-height: 100dvh; }
  .slide-overlay {
    padding-left: 20px;
    padding-right: 20px;
    justify-content: center;
    padding-bottom: 80px;
  }
  .slide-title {
    font-size: clamp(28px, 7vw, 42px);
    letter-spacing: 1px;
    max-width: 100%;
  }
  .slide-subtitle {
    font-size: 15px;
    max-width: 100%;
    margin-top: 14px;
  }
  .slide-btn {
    margin-top: 24px;
    padding: 12px 28px;
    font-size: 13px;
  }
  .slider-arrows { display: none; }
  .slider-dots { bottom: 24px; gap: 10px; }
  .slider-dot { width: 10px; height: 10px; }

  /* About Section */
  .about-section {
    height: auto;
    flex-direction: column;
    padding: 40px 20px;
  }
  .about-col-empty { display: none; }
  .about-col-text {
    width: 100%;
    padding-right: 0;
    order: 1;
  }
  .about-col-image {
    width: 100%;
    height: 280px;
    margin-top: 32px;
    order: 2;
  }
  .section-title { font-size: 32px; }
  .section-label { font-size: 12px; letter-spacing: 3px; }
  .about-text { font-size: 15px; }
  .kurumsal-metrics { grid-template-columns: 1fr; margin: 24px 0 32px; }
  .kurumsal-metric { padding: 22px 18px; }
  .kurumsal-metric .n { font-size: 28px; }

  /* Activities Section */
  .activities-section {
    height: auto;
    padding: 48px 0 40px;
  }
  .activities-inner { padding: 0 16px; }
  .activities-title-wrap { margin-bottom: 32px; }
  .activities-title { font-size: 32px; letter-spacing: 1px; }
  .activities-kicker { font-size: 12px; letter-spacing: 3px; }
  .activities-grid {
    flex-wrap: wrap;
    padding: 0;
    gap: 12px;
  }
  .activity-card {
    width: calc(50% - 6px);
    min-height: 220px;
    border-right: none;
    border-radius: 12px;
    padding: 24px 20px;
  }
  .activity-icon { width: 52px; height: 52px; margin-bottom: 16px; }
  .activity-icon svg,
  .activity-icon i { width: 36px; height: 36px; }
  .activity-name { font-size: 16px; letter-spacing: 1px; }
  .activity-desc { font-size: 12.5px; max-width: 100%; }

  /* Projects Section */
  .projects-section-wrap { padding: 36px 0 48px; }
  .projects-section-inner { padding: 0 16px; }
  .projects-main-title { font-size: 32px; letter-spacing: 1px; }
  .projects-grid-2 { grid-template-columns: 1fr; }
  .project-cell { min-height: 220px; aspect-ratio: 16 / 10; }
  .project-overlay { padding: 24px; }
  .project-name { font-size: 20px; letter-spacing: 1px; }
  .project-cat { font-size: 12px; }

  /* Footer */
  .site-footer { padding: 40px 0 24px; }
  .site-footer-inner { padding: 0 20px; }
  .footer-top {
    flex-direction: column;
    gap: 28px;
    padding-bottom: 28px;
  }
  .footer-col:first-child { max-width: 100%; }
  .footer-bottom { font-size: 12px; padding-top: 20px; }
}

/* === 480px ve altı === */
@media (max-width: 480px) {
  .navbar-inner { padding: 0 16px; }
  .site-logo { height: 32px; max-width: 140px; }

  .slide-title { font-size: 26px; }
  .slide-subtitle { font-size: 14px; }
  .slide-btn { padding: 10px 24px; font-size: 12px; }

  .about-section { padding: 32px 16px; }
  .section-title { font-size: 26px; }
  .about-col-image { height: 240px; }

  .activities-section { padding: 40px 0 32px; }
  .activities-title { font-size: 26px; }
  .activity-card {
    width: 100%;
    min-height: 200px;
  }

  .projects-section-inner { padding: 0 16px; }
  .projects-main-title { font-size: 26px; }
  .project-cell { min-height: 200px; }
  .project-overlay { padding: 20px; }
  .project-name { font-size: 18px; }

  .site-footer-inner { padding: 0 16px; }
  .footer-top { gap: 24px; }
  .footer-col-title { font-size: 14px; margin-bottom: 14px; }
  .footer-link { font-size: 13px; }
}

/* ===================== MOBIL MENU (home.css) ===================== */
/* index.php sadece home.css yüklediği için mobil menü stilleri burada da tanımlı */

.hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  color: #0A192F;
  cursor: pointer;
  margin-left: auto;
  border-radius: 8px;
  transition: background 0.2s;
}
.hamburger-btn:hover { background: rgba(51,38,126,0.08); }
.hamburger-btn:focus-visible { outline: 2px solid #33267e; outline-offset: 2px; }

.mobile-menu-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100vh;
  height: 100dvh;
  background: #fff;
  z-index: 5001;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 90px 28px 28px;
  box-shadow: -8px 0 40px rgba(10, 25, 47, 0.18);
  overflow-y: auto;
  box-sizing: border-box;
}
.mobile-menu-panel.open { transform: translateX(0); }

.mobile-menu-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  border: none;
  background: rgba(10, 25, 47, 0.06);
  border-radius: 50%;
  color: #0A192F;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.mobile-menu-close:hover { background: rgba(10, 25, 47, 0.12); }

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 25, 47, 0.55);
  z-index: 5000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  backdrop-filter: blur(2px);
}
.mobile-overlay.active { opacity: 1; visibility: visible; }

.mobile-nav-link {
  display: block;
  padding: 14px 0;
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #0A192F;
  text-decoration: none;
  border-bottom: 1px solid rgba(10, 25, 47, 0.07);
  transition: color 0.2s, padding-left 0.2s;
}
.mobile-nav-link:hover { color: #33267e; padding-left: 6px; }
.mobile-nav-link--sub {
  font-size: 13px;
  letter-spacing: 1px;
  color: #4a5568;
  padding: 10px 0 10px 12px;
  border-bottom: none;
}

/* Mobil accordion */
.mobile-nav-group { border-bottom: 1px solid rgba(10, 25, 47, 0.07); }
.mobile-nav-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}
.mobile-nav-toggle:hover { color: #33267e; }
.mobile-toggle-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.25s ease;
  flex-shrink: 0;
  margin-left: 8px;
}
.mobile-nav-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding-left: 8px;
}
.mobile-nav-submenu.open {
  max-height: 500px;
  padding-bottom: 8px;
}

@media (max-width: 900px) {
  .nav-links-area { display: none; }
  .hamburger-btn { display: flex; }
}