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

        :root {
            --primary-color: #000;
            --secondary-color: #fff;
            --accent-color: #c41e3a;
            --gray-light: #f5f5f5;
            --gray-medium: #333;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: var(--primary-color);
            overflow-x: hidden;
            background: #18181b;
            padding-top: 80px;
        }

        .hero-section {
            min-height: 100vh;
            background: linear-gradient(135deg, #000 0%, #2d2d2d 100%);
            color: var(--secondary-color);
            position: relative;
            overflow: hidden;
        }

        .hero-section::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 1200 600"><path d="M0,300 Q300,100 600,300 T1200,300 L1200,600 L0,600 Z" fill="rgba(196,30,58,0.1)"/></svg>') no-repeat bottom;
            background-size: cover;
            opacity: 0.3;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 100px 0;
        }

        .hero-title {
            font-size: 4rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 30px;
            text-transform: uppercase;
            letter-spacing: 3px;
        }

        .hero-subtitle {
            font-size: 1.5rem;
            font-weight: 300;
            margin-bottom: 40px;
            line-height: 1.8;
            max-width: 800px;
        }

        .accent-text {
            color: var(--accent-color);
            font-weight: 600;
        }

        .profile-image {
            width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 20px 60px rgba(196, 30, 58, 0.3);
            border: 4px solid var(--accent-color);
        }

        section {
            padding: 100px 0;
            position: relative;
        }

        .section-title {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 60px;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 0;
            width: 60%;
            height: 4px;
            background: var(--accent-color);
        }

        .value-card {
            background: var(--gray-light);
            padding: 40px;
            border-radius: 10px;
            transition: all 0.3s ease;
            border-left: 4px solid var(--accent-color);
            height: 100%;
        }

        .value-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
        }

        .value-card h4 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--accent-color);
        }

        .value-card p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--gray-medium);
        }

        .quote-section {
            background: var(--primary-color);
            color: var(--secondary-color);
            padding: 80px 0;
            text-align: center;
        }

        .quote-text {
            font-size: 2rem;
            font-style: italic;
            font-weight: 300;
            line-height: 1.8;
            max-width: 900px;
            margin: 0 auto;
        }

        .quote-author {
            font-size: 1.3rem;
            margin-top: 30px;
            color: var(--accent-color);
            font-weight: 600;
        }

        .bio-section {
            background: var(--gray-light);
        }

        .timeline-item {
            position: relative;
            padding-left: 50px;
            margin-bottom: 40px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 5px;
            width: 20px;
            height: 20px;
            background: var(--accent-color);
            border-radius: 50%;
            border: 4px solid var(--secondary-color);
            box-shadow: 0 0 0 2px var(--accent-color);
        }

        .timeline-item::after {
            content: '';
            position: absolute;
            left: 9px;
            top: 25px;
            width: 2px;
            height: calc(100% + 20px);
            background: var(--accent-color);
        }

        .timeline-item:last-child::after {
            display: none;
        }

        .vision-card {
            background: var(--secondary-color);
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
            height: 100%;
            border-top: 4px solid var(--accent-color);
        }

        .vision-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }

        .vision-icon {
            font-size: 3rem;
            color: var(--accent-color);
            margin-bottom: 20px;
        }

        .thought-item {
            background: var(--secondary-color);
            padding: 30px;
            margin-bottom: 30px;
            border-radius: 10px;
            border-left: 4px solid var(--accent-color);
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }

        .thought-item h5 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 15px;
            color: var(--primary-color);
        }

        .contact-section {
            background: linear-gradient(135deg, #000 0%, #2d2d2d 100%);
            color: var(--secondary-color);
        }

        .form-control {
            padding: 15px;
            border-radius: 5px;
            border: 2px solid var(--gray-medium);
            background: rgba(255,255,255,0.1);
            color: var(--secondary-color);
        }

        .form-control:focus {
            border-color: var(--accent-color);
            background: rgba(255,255,255,0.15);
            color: var(--secondary-color);
            box-shadow: 0 0 0 0.2rem rgba(196, 30, 58, 0.25);
        }

        .form-control::placeholder {
            color: rgba(255,255,255,0.6);
        }

        .btn-primary {
            background: var(--accent-color);
            border: none;
            padding: 15px 50px;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 5px;
            transition: all 0.3s ease;
        }

        .btn-primary:hover {
            background: #a01828;
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(196, 30, 58, 0.3);
        }

        .slogan-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 40px 0;
        }

        .slogan-tag {
            background: rgba(196, 30, 58, 0.1);
            border: 2px solid var(--accent-color);
            color: var(--secondary-color);
            padding: 10px 25px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .custom-list {
            list-style: none;
            padding: 0;
        }

        .custom-list li {
            padding: 15px 0;
            padding-left: 35px;
            position: relative;
            font-size: 1.1rem;
            line-height: 1.8;
        }

        .custom-list li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--accent-color);
            font-weight: bold;
            font-size: 1.5rem;
        }

        footer {
            background: var(--primary-color);
            color: var(--secondary-color);
            padding: 30px 0;
            text-align: center;
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .hero-subtitle {
                font-size: 1.2rem;
            }
            .section-title {
                font-size: 2rem;
            }
            .quote-text {
                font-size: 1.5rem;
            }
        }
        /* CTA Button */
        .cta-button {
            display: none;
            padding: 0.625rem 1.5rem;
            background: linear-gradient(90deg, #dc2626 0%, #b91c1c 100%);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(127, 29, 29, 0.3);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            z-index: 10;
        }

        .cta-button::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, #b91c1c 0%, #991b1b 100%);
            transform: translateY(100%);
            transition: transform 0.3s ease;
            z-index: -1;
        }

        .cta-button:hover::before {
            transform: translateY(0);
        }

        .cta-button:hover {
            box-shadow: 0 6px 20px rgba(127, 29, 29, 0.5);
        }

        /* Mobile Menu Button */
        .mobile-menu-btn {
            display: block;
            background: none;
            border: none;
            color: #d1d5db;
            cursor: pointer;
            padding: 0.5rem;
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .mobile-menu-btn:hover {
            color: #fff;
            background: rgba(127, 29, 29, 0.2);
        }

        .mobile-menu-btn svg {
            width: 24px;
            height: 24px;
        }

        /* Mobile Menu */
        .mobile-menu {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background: linear-gradient(180deg, #000 0%, #18181b 100%);
            border-top: 1px solid rgba(127, 29, 29, 0.2);
        }

        .mobile-menu.active {
            max-height: 500px;
        }

        .mobile-menu-content {
            padding: 1rem;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-nav-link {
            padding: 0.75rem 1rem;
            color: #d1d5db;
            text-decoration: none;
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .mobile-nav-link:hover {
            color: #fff;
            background: rgba(127, 29, 29, 0.2);
            transform: translateX(4px);
        }

        .mobile-nav-link.active {
            color: #fff;
            background: rgba(127, 29, 29, 0.3);
            border-left: 4px solid #dc2626;
        }

        .mobile-cta-button {
            margin-top: 1rem;
            padding: 0.75rem 1.5rem;
            background: linear-gradient(90deg, #dc2626 0%, #b91c1c 100%);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(127, 29, 29, 0.3);
            transition: all 0.3s ease;
        }

        .mobile-cta-button:hover {
            box-shadow: 0 6px 20px rgba(127, 29, 29, 0.5);
            transform: scale(1.05);
        }

        /* Sections */
        section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem;
        }

        .section-content {
            text-align: center;
        }

        .section-content h1,
        .section-content h2 {
            font-size: clamp(2rem, 5vw, 4rem);
            margin-bottom: 1rem;
        }

        .section-content h1 {
            background: linear-gradient(90deg, #fff 0%, #fecaca 50%, #fca5a5 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-content p {
            color: #9ca3af;
            font-size: clamp(1rem, 2vw, 1.25rem);
            max-width: 42rem;
            margin: 0 auto;
        }
/*************** NAVBAR ***************/
  /* =========================
     NAVBAR - FINAL (FULL CSS)
     ========================= */

  :root{
    --nav-h: 80px;
    --nav-max: 1280px;
    --nav-pad: clamp(0.75rem, 2vw, 1.5rem);
    --radius: 10px;

    /* Dar masaüstünde (devtools açıkken) çakışmayı önlemek için
       desktop menüyü daha geç açıyoruz */
    --desktop-menu-min: 1100px;
  }

  /* Genel taşma kontrolü (logo soldan kesilme sorununu bitirir) */
  *, *::before, *::after { box-sizing: border-box; }
  html, body { overflow-x: clip; }
  @supports not (overflow: clip) {
    html, body { overflow-x: hidden; }
  }

  /* ===== Navbar Wrapper (FULL-WIDTH BACKGROUND) ===== */
  .navbars{
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;

    /* full width tek renk */
    background: #18181b;
    transition: background 0.25s ease, box-shadow 0.25s ease;
  }

  /* üstten hafif gradient efekti (full width) */
  .navbars::before{
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 100%);
  }

  .navbars.scrolled{
    background: rgba(0,0,0,0.95);
    box-shadow: 0 10px 30px rgba(127, 29, 29, 0.2);
  }

  @supports (backdrop-filter: blur(10px)){
    .navbars.scrolled{ backdrop-filter: blur(10px); }
  }

  /* ===== Container (only layout, no background) ===== */
  .nav-container{
    width: 100%;
    max-width: var(--nav-max);
    margin: 0 auto;

    height: var(--nav-h);
    padding: 0 var(--nav-pad);

    /* önemli: background yok -> yanlarda renk farkı oluşmaz */
    background: transparent;

    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto; /* logo | menu | actions */
    align-items: center;
    gap: clamp(0.5rem, 1.2vw, 1rem);

    position: relative;
    z-index: 1; /* ::before üstünde düzgün dursun */
  }

  /* ===== Logo (STABLE) ===== */
  .logo{
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;

    text-decoration: none;
    margin-left: 10px;          /* eski 100px iptal */
    padding-left: 0;

    min-width: 0;
    max-width: min(70vw, 520px);
    overflow: hidden;        /* çok uzunsa ellipsis için */

    z-index: 2;
  }

  .logo-icon{
    order: 0;
    height: 40px;
    flex: 0 0 40px;

    background: linear-gradient(135deg, #dc2626 0%, #7f1d1d 100%);
    border-radius: 12px;

    display: flex;
    align-items: center;
    justify-content: center;

    font-weight: 700;
    font-size: 1.25rem;
    color: #fff;

    box-shadow: 0 4px 15px rgba(127, 29, 29, 0.5);
    transition: transform 0.2s ease;

    position: relative;
  }

  .logo:hover .logo-icon{ transform: scale(1.06); }

  .logo-text{
    order: 1;
    position: relative;

    font-weight: 700;
    font-size: 1.15rem;

    background: linear-gradient(90deg, #fff 0%, #fecaca 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;

    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
  }

  /* ===== Desktop Menu (GRID ortası) ===== */
  .nav-menu{
    display: none; /* default */
    justify-self: center;
    align-items: center;
    justify-content: center;

    gap: clamp(0.9rem, 2.2vw, 2rem);
    min-width: 0;

    /* eski absolute center yok */
    position: static;
    left: auto;
    transform: none;
  }

  .nav-link{
    position: relative;
    padding: 0.5rem 0.9rem;

    color: #d1d5db;
    text-decoration: none;
    font-weight: 500;

    transition: color 0.2s ease;
    white-space: nowrap;

    border-radius: var(--radius);
  }

  .nav-link:hover{ color: #fff; }

  .nav-link::before{
    content: '';
    position: absolute;
    inset: 0;

    background: linear-gradient(90deg, transparent 0%, rgba(220, 38, 38, 0.12) 50%, transparent 100%);
    border-radius: var(--radius);

    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
  }

  .nav-link:hover::before{ opacity: 1; }

  .nav-link::after{
    content: '';
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 6px;

    height: 2px;
    background: linear-gradient(90deg, #dc2626 0%, #f87171 100%);

    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.2s ease;
  }

  .nav-link:hover::after,
  .nav-link.active::after{ transform: scaleX(1); }

  .nav-link.active{ color: #fff; }
  .nav-link.active::before{ opacity: 1; }

  /* ===== CTA Button ===== */
  .cta-button{
    display: none; /* desktop min width altında kapalı */
    justify-self: end;

    padding: 0.625rem 1.25rem;
    background: linear-gradient(90deg, #dc2626 0%, #b91c1c 100%);
    color: #fff;

    border: none;
    border-radius: var(--radius);

    font-weight: 650;
    cursor: pointer;

    box-shadow: 0 4px 15px rgba(127, 29, 29, 0.3);
    transition: box-shadow 0.2s ease, transform 0.2s ease;

    position: relative;
    overflow: hidden;
    z-index: 2;
    white-space: nowrap;
  }

  .cta-button::before{
    content: '';
    position: absolute;
    inset: 0;

    background: linear-gradient(90deg, #b91c1c 0%, #991b1b 100%);
    transform: translateY(100%);
    transition: transform 0.2s ease;
    z-index: -1;
  }

  .cta-button:hover::before{ transform: translateY(0); }

  .cta-button:hover{
    box-shadow: 0 6px 20px rgba(127, 29, 29, 0.5);
    transform: translateY(-1px);
  }

  /* ===== Mobile Menu Button (hamburger) ===== */
  .mobile-menu-btn{
    display: inline-flex;
    justify-self: end;
    align-items: center;
    justify-content: center;

    background: none;
    border: none;
    color: #d1d5db;

    cursor: pointer;
    padding: 0.6rem;

    border-radius: var(--radius);
    transition: background 0.2s ease, color 0.2s ease;

    min-width: 44px;
    min-height: 44px;
    z-index: 2;
  }

  .mobile-menu-btn:hover{
    color: #fff;
    background: rgba(127, 29, 29, 0.2);
  }

  .mobile-menu-btn svg{ width: 24px; height: 24px; }

  /* ===== Mobile Menu (navbar altında overlay) ===== */
  .mobile-menu{
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;

    background: linear-gradient(180deg, #000 0%, #18181b 100%);
    border-top: 1px solid rgba(127, 29, 29, 0.2);

    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s linear 0.2s;

    max-height: calc(100vh - var(--nav-h));
    overflow: auto;
    -webkit-overflow-scrolling: touch;
  }

  .mobile-menu.active{
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s;
  }

  .mobile-menu-content{
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .mobile-nav-link{
    padding: 0.85rem 1rem;
    color: #d1d5db;
    text-decoration: none;
    border-radius: var(--radius);
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
  }

  .mobile-nav-link:hover{
    color: #fff;
    background: rgba(127, 29, 29, 0.2);
    transform: translateX(4px);
  }

  .mobile-nav-link.active{
    color: #fff;
    background: rgba(127, 29, 29, 0.3);
    border-left: 4px solid #dc2626;
  }

  .mobile-cta-button{
    margin-top: 0.75rem;
    padding: 0.85rem 1.25rem;
    background: linear-gradient(90deg, #dc2626 0%, #b91c1c 100%);
    color: #fff;

    border: none;
    border-radius: var(--radius);
    font-weight: 650;
    cursor: pointer;

    box-shadow: 0 4px 15px rgba(127, 29, 29, 0.3);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
  }

  .mobile-cta-button:hover{
    box-shadow: 0 6px 20px rgba(127, 29, 29, 0.5);
    transform: scale(1.02);
  }

  /* ===== Breakpoints ===== */

  /* Çok dar ekran */
  @media (max-width: 360px){
    :root{ --nav-h: 72px; }
    .logo-text{ max-inline-size: 12ch; }
  }

  /* Desktop menüyü daha geç aç (dar masaüstü/devtools çakışmasın) */
  @media (min-width: 1100px){
    .nav-menu{ display: flex; }
    .cta-button{ display: inline-flex; }
    .mobile-menu-btn{ display: none; }
    .mobile-menu{ display: none; }
  }

  /* 1100–1300 arası daha sıkı spacing */
  @media (min-width: 1100px) and (max-width: 1300px){
    .nav-menu{ gap: 1.1rem; }
    .nav-link{ padding: 0.45rem 0.65rem; font-size: 0.95rem; }
    .cta-button{ padding: 0.55rem 1rem; font-size: 0.95rem; }
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: reduce){
    .navbars, .logo-icon, .nav-link, .cta-button, .mobile-menu,
    .mobile-nav-link, .mobile-cta-button{
      transition: none !important;
    }
  }