/* ========================================================
       ENDÜSTRİYEL KOYU TEMA & YÜKSEK KONTRAST TOKENS
       ======================================================== */
    :root {
      --bg-dark: #06080d;
      --bg-card: #0e131b;
      --bg-card-elevated: #151c27;
      --steel-border: #263345;
      
      /* Yüksek Okunabilirlik Kontrast Renkleri */
      --text-main: #ffffff;
      --text-sub: #dce6f2;
      --text-muted: #a6bace;
      --text-placeholder: #778da5;

      --brand-red: #e5252a;
      --brand-red-neon: #ff2a32;
      --brand-red-glow: rgba(229, 37, 42, 0.45);
      --neon-cyan: #00e5ff;
      --neon-cyan-glow: rgba(0, 229, 255, 0.4);

      --font-display: 'Montserrat', sans-serif;
      --font-body: 'Plus Jakarta Sans', sans-serif;
      --font-mono: 'JetBrains Mono', monospace;

      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      background-color: var(--bg-dark);
      color: var(--text-sub);
      font-family: var(--font-body);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    ::selection {
      background: var(--brand-red);
      color: #fff;
    }

    /* Scrollbar */
    ::-webkit-scrollbar { width: 7px; }
    ::-webkit-scrollbar-track { background: #030406; }
    ::-webkit-scrollbar-thumb { background: var(--brand-red); border-radius: 10px; }

    /* Bootstrap Soluk Metin Ezicileri (Yüksek Kontrast Garantisi) */
    .text-muted { color: var(--text-muted) !important; }
    .text-secondary { color: #c5d4e6 !important; }
    .text-light { color: #f1f5f9 !important; }

    /* Typography */
    h1, h2, h3, h4, h5, .font-heading {
      font-family: var(--font-display);
      letter-spacing: -0.02em;
      color: #ffffff;
    }
    .font-mono { font-family: var(--font-mono); }

    .red-accent-text {
      color: var(--brand-red-neon);
      background: linear-gradient(135deg, #ff5258 0%, var(--brand-red) 60%, #a80015 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .section-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 15px;
      background: rgba(229, 37, 42, 0.16);
      border: 1px solid rgba(229, 37, 42, 0.45);
      border-radius: 999px;
      font-family: var(--font-display);
      font-size: 11.5px;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: #ff7e83;
      margin-bottom: 15px;
      backdrop-filter: blur(8px);
    }
    .section-badge .dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--brand-red-neon);
      box-shadow: 0 0 9px var(--brand-red-neon);
      animation: pulseDot 1.6s infinite ease-in-out;
    }
    @keyframes pulseDot {
      0%, 100% { opacity: 0.5; transform: scale(0.85); }
      50% { opacity: 1; transform: scale(1.3); }
    }

    /* Butonlar */
    .btn-brand-primary {
      background: linear-gradient(135deg, var(--brand-red-neon) 0%, #a00010 100%);
      color: #fff !important;
      font-family: var(--font-display);
      font-weight: 800;
      font-size: 13.5px;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      padding: 13px 28px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.25);
      box-shadow: 0 4px 22px var(--brand-red-glow);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: all 0.25s ease;
      cursor: pointer;
    }
    .btn-brand-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 32px rgba(229, 37, 42, 0.8);
      color: #fff !important;
    }

    .btn-brand-outline {
      background: rgba(20, 27, 38, 0.85);
      color: #ffffff !important;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 13.5px;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      padding: 13px 26px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--steel-border);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      transition: all 0.25s ease;
      cursor: pointer;
    }
    .btn-brand-outline:hover {
      background: var(--bg-card-elevated);
      border-color: #7991b0;
      color: #ffffff !important;
      transform: translateY(-2px);
    }

    /* ========================================================
       TOP UTILITY BAR & NAVBAR
       ======================================================== */
    .top-meta-bar {
      background: #030407;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      font-size: 13px;
      color: #c0d1e3;
      padding: 8px 0;
      font-family: var(--font-display);
      font-weight: 600;
    }
    .top-meta-bar a {
      color: #dce7f5;
      text-decoration: none;
      transition: color 0.2s;
    }
    .top-meta-bar a:hover {
      color: var(--brand-red-neon);
    }

    .site-navbar {
      background: rgba(6, 8, 13, 0.95);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      transition: all 0.3s;
      z-index: 1000;
    }
    .site-navbar.scrolled {
      background: #04060a;
      box-shadow: 0 10px 30px rgba(0,0,0,0.85);
      padding: 8px 0;
    }
    .navbar-brand-logo {
      height: 64px;
      max-width: 340px;
      object-fit: contain;
    }
    .footer-brand-logo {
      height: 110px;
      max-width: 320px;
      object-fit: contain;
    }

    .nav-link-custom {
      font-family: var(--font-display);
      font-size: 13.5px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: #c2d4e8 !important;
      padding: 8px 16px !important;
      text-transform: uppercase;
      transition: color 0.2s ease;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: #ffffff !important;
    }

    /* ========================================================
       HERO: 5-SLIDE CINEMATIC HERO & 10-STAR CONSTELLATION
       ======================================================== */
    .hero-section {
      position: relative;
      min-height: 96vh;
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 130px 0 65px 0;
      background: radial-gradient(circle at 85% 20%, rgba(229, 37, 42, 0.18) 0%, transparent 60%),
                  radial-gradient(circle at 15% 85%, rgba(0, 229, 255, 0.08) 0%, transparent 50%),
                  var(--bg-dark);
      overflow: hidden;
    }

    #starfield-canvas {
      position: absolute;
      top: 0; left: 0; width: 100%; height: 100%;
      z-index: 1;
      pointer-events: auto;
    }

    /* Interactive 10-Star HUD Tooltip */
    .star-hud-card {
      position: absolute;
      z-index: 99;
      pointer-events: auto;
      background: rgba(14, 18, 27, 0.98);
      border: 1px solid var(--brand-red-neon);
      border-radius: var(--radius-sm);
      padding: 14px 18px;
      box-shadow: 0 15px 45px rgba(0,0,0,0.95), 0 0 25px var(--brand-red-glow);
      backdrop-filter: blur(14px);
      transform: translate(-50%, -125%);
      transition: opacity 0.2s ease, transform 0.2s ease;
      opacity: 0;
      visibility: hidden;
      width: 270px;
    }
    .star-hud-card.active {
      opacity: 1;
      visibility: visible;
      transform: translate(-50%, -135%);
    }
    .star-hud-card::after {
      content: '';
      position: absolute;
      bottom: -7px;
      left: 50%;
      transform: translateX(-50%);
      width: 0; height: 0;
      border-left: 7px solid transparent;
      border-right: 7px solid transparent;
      border-top: 7px solid var(--brand-red-neon);
    }
    .star-hud-card .hud-code-badge {
      background: rgba(229, 37, 42, 0.2);
      border: 1px solid rgba(229, 37, 42, 0.5);
      color: #ff686e;
      font-size: 11px;
      font-weight: 700;
      padding: 2px 7px;
      border-radius: 3px;
    }

    .hero-content-wrap {
      position: relative;
      z-index: 2;
      pointer-events: none;
    }
    .hero-content-wrap * {
      pointer-events: auto;
    }

    .hero-title {
      font-size: clamp(2.3rem, 4.6vw, 4.2rem);
      line-height: 1.12;
      font-weight: 900;
      margin-bottom: 20px;
      text-transform: uppercase;
      color: #ffffff;
      transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .hero-desc {
      color: #d6e2f0;
      font-size: 1.12rem;
      line-height: 1.75;
      max-width: 630px;
      margin-bottom: 28px;
      transition: opacity 0.3s ease;
    }

    /* Right Showcase Card */
    .hero-showcase-box {
      background: linear-gradient(160deg, #131a26 0%, #0a0d14 100%);
      border: 1px solid var(--steel-border);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: 0 25px 60px rgba(0,0,0,0.85);
      position: relative;
      overflow: hidden;
    }

    .laser-scan-line {
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--brand-red-neon), #fff, var(--brand-red-neon), transparent);
      box-shadow: 0 0 15px var(--brand-red-neon);
      animation: laserScan 4s ease-in-out infinite alternate;
      z-index: 5;
    }
    @keyframes laserScan {
      0% { top: 4%; opacity: 0.2; }
      50% { opacity: 0.9; }
      100% { top: 96%; opacity: 0.2; }
    }

    .hero-media-holder {
      height: 275px;
      position: relative;
      border-radius: var(--radius-sm);
      overflow: hidden;
      background: #000;
    }
    .hero-media-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: opacity 0.3s ease;
    }

    /* Hero Slide Controller Tabs & Timeline */
    .hero-timeline-bar {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 36px;
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
    }

    .hero-nav-arrow {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-sm);
      background: #151d2a;
      border: 1px solid var(--steel-border);
      color: #ffffff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.2s;
    }
    .hero-nav-arrow:hover {
      background: var(--brand-red);
      border-color: var(--brand-red);
      box-shadow: 0 0 15px var(--brand-red-glow);
    }

    .hero-slide-tabs {
      display: flex;
      gap: 8px;
      flex-grow: 1;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .hero-slide-tabs::-webkit-scrollbar { display: none; }

    .hero-tab-pill {
      background: #111722;
      border: 1px solid var(--steel-border);
      color: #b9cadc;
      border-radius: var(--radius-sm);
      padding: 9px 16px;
      font-family: var(--font-display);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.04em;
      white-space: nowrap;
      cursor: pointer;
      position: relative;
      overflow: hidden;
      transition: all 0.25s ease;
    }
    .hero-tab-pill:hover {
      color: #ffffff;
      border-color: #8da5c4;
      background: #172030;
    }
    .hero-tab-pill.active {
      color: #ffffff;
      background: #1a2333;
      border-color: var(--brand-red-neon);
      box-shadow: 0 0 18px var(--brand-red-glow);
    }
    .hero-tab-pill .tab-progress {
      position: absolute;
      bottom: 0;
      left: 0;
      height: 2.5px;
      width: 0%;
      background: var(--brand-red-neon);
      box-shadow: 0 0 8px var(--brand-red-neon);
    }
    .hero-tab-pill.active .tab-progress {
      transition: width 5.5s linear;
      width: 100%;
    }

    /* Live Ticker */
    .hero-ticker-wrap {
      background: #030407;
      border-top: 1px solid var(--steel-border);
      border-bottom: 1px solid var(--steel-border);
      padding: 14px 0;
      overflow: hidden;
      white-space: nowrap;
      position: relative;
      z-index: 10;
    }
    .ticker-belt {
      display: inline-flex;
      gap: 45px;
      animation: tickerRun 26s linear infinite;
    }
    @keyframes tickerRun {
      0% { transform: translateX(0); }
      100% { transform: translateX(-50%); }
    }
    .ticker-item {
      font-family: var(--font-display);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: #d1deed;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .ticker-item span { color: var(--brand-red-neon); }

    /* ========================================================
       MASTER SERVICE SLIDER
       ======================================================== */
    .master-slider-section {
      padding: 95px 0;
      background: #090c12;
      position: relative;
    }

    .slider-main-box {
      background: #0f141d;
      border: 1px solid var(--steel-border);
      border-radius: var(--radius-md);
      padding: 32px;
      box-shadow: 0 20px 50px rgba(0,0,0,0.6);
    }

    .slider-visual-wrap {
      height: 440px;
      border-radius: var(--radius-sm);
      overflow: hidden;
      position: relative;
      background: #000;
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .slider-visual-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: opacity 0.3s ease;
    }

    .slider-pill-spec {
      background: #141b27;
      border: 1px solid var(--steel-border);
      border-radius: var(--radius-sm);
      padding: 12px 15px;
    }
    .slider-pill-spec .lbl {
      font-size: 11.5px;
      text-transform: uppercase;
      color: #9cb2c9;
      font-weight: 700;
      margin-bottom: 2px;
    }
    .slider-pill-spec .val {
      font-size: 14px;
      color: #ffffff;
      font-weight: 700;
      font-family: var(--font-display);
    }

    .slider-thumb-ribbon {
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding: 18px 0 4px 0;
    }
    .slider-thumb-item {
      min-width: 95px;
      height: 65px;
      border-radius: 4px;
      overflow: hidden;
      border: 2px solid transparent;
      opacity: 0.6;
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .slider-thumb-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .slider-thumb-item.active {
      opacity: 1;
      border-color: var(--brand-red-neon);
      transform: scale(1.05);
      box-shadow: 0 0 15px var(--brand-red-glow);
    }

    .slider-nav-btn {
      width: 44px;
      height: 44px;
      background: #161e2b;
      border: 1px solid var(--steel-border);
      color: #ffffff;
      border-radius: 4px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.2s;
    }
    .slider-nav-btn:hover {
      background: var(--brand-red);
      border-color: var(--brand-red);
    }

    /* ========================================================
       10 SERVICE CARDS GRID
       ======================================================== */
    .services-grid-section {
      padding: 100px 0;
      background: var(--bg-dark);
    }

    .service-card {
      background: var(--bg-card);
      border: 1px solid var(--steel-border);
      border-radius: var(--radius-md);
      padding: 24px;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
      cursor: pointer;
    }
    .service-card:hover {
      transform: translateY(-5px);
      border-color: var(--brand-red);
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7), 0 0 20px var(--brand-red-glow);
    }

    .service-card-media {
      height: 170px;
      border-radius: var(--radius-sm);
      overflow: hidden;
      position: relative;
      margin-bottom: 18px;
      background: #000;
    }
    .service-card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .service-card:hover .service-card-media img {
      transform: scale(1.06);
    }

    .service-badge-num {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(4, 6, 10, 0.92);
      border: 1px solid var(--brand-red);
      color: #ff474d;
      font-family: var(--font-display);
      font-weight: 800;
      font-size: 11px;
      padding: 3px 8px;
      border-radius: 4px;
    }

    .service-title {
      font-size: 1.2rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 10px;
    }
    .service-desc {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.6;
      margin-bottom: 18px;
    }

    .tag-chip {
      display: inline-block;
      font-size: 11.5px;
      font-family: var(--font-display);
      font-weight: 600;
      color: #d1dfed;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.15);
      padding: 3px 9px;
      border-radius: 4px;
      margin-right: 4px;
      margin-bottom: 5px;
    }

    .service-action-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--steel-border);
      padding-top: 15px;
      margin-top: auto;
      font-size: 12.5px;
      font-weight: 700;
      color: #dbe7f5;
      font-family: var(--font-display);
      text-transform: uppercase;
    }

    /* ========================================================
       PORTFOLIO SECTION
       ======================================================== */
    .portfolio-section {
      padding: 95px 0;
      background: #090c12;
    }

    .filter-btn {
      background: transparent;
      border: 1px solid var(--steel-border);
      color: #c9d8e8;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 12px;
      text-transform: uppercase;
      padding: 9px 22px;
      border-radius: 999px;
      cursor: pointer;
      transition: all 0.2s;
    }
    .filter-btn:hover, .filter-btn.active {
      background: var(--brand-red);
      border-color: var(--brand-red);
      color: #ffffff !important;
    }

    .portfolio-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
      gap: 22px;
    }
    .portfolio-card {
      height: 275px;
      border-radius: var(--radius-sm);
      overflow: hidden;
      position: relative;
      border: 1px solid var(--steel-border);
      cursor: zoom-in;
    }
    .portfolio-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .portfolio-card:hover img {
      transform: scale(1.06);
    }
    .portfolio-card-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(0deg, rgba(5,7,12,0.96) 0%, rgba(5,7,12,0.3) 60%, transparent 100%);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 22px;
    }

    /* ========================================================
       CALCULATOR & CONTACT
       ======================================================== */
    .calc-contact-section {
      padding: 100px 0;
      background: var(--bg-dark);
    }

    .calc-box {
      background: #0f141d;
      border: 1px solid var(--steel-border);
      border-radius: var(--radius-md);
      padding: 34px;
      box-shadow: 0 15px 40px rgba(0,0,0,0.5);
    }

    .form-label-custom {
      font-family: var(--font-display);
      font-size: 12px;
      font-weight: 700;
      color: #e2ecf7;
      text-transform: uppercase;
      letter-spacing: 0.04em;
      margin-bottom: 7px;
      display: block;
    }

    .form-control-sign {
      background: #080a0f;
      border: 1px solid var(--steel-border);
      color: #ffffff !important;
      font-size: 14.5px;
      padding: 12px 15px;
      border-radius: 4px;
    }
    .form-control-sign:focus {
      background: #0d1118;
      border-color: var(--brand-red);
      color: #ffffff;
      box-shadow: 0 0 0 3px var(--brand-red-glow);
      outline: none;
    }
    .form-control-sign::placeholder {
      color: var(--text-placeholder);
    }
    .form-control-sign option {
      background-color: #111722;
      color: #ffffff;
      padding: 8px;
    }

    .price-result-card {
      background: radial-gradient(circle at 50% 50%, rgba(229, 37, 42, 0.18) 0%, #0a0e16 100%);
      border: 1px dashed rgba(229, 37, 42, 0.5);
      border-radius: 6px;
      padding: 22px;
      text-align: center;
    }
    .price-display-val {
      font-family: var(--font-display);
      font-size: 2.3rem;
      font-weight: 900;
      color: #ffffff;
      text-shadow: 0 0 15px var(--brand-red-glow);
    }

    /* ========================================================
       FOOTER & FLOATING CTA
       ======================================================== */
    .site-footer {
      background: #030406;
      border-top: 1px solid var(--steel-border);
      padding: 75px 0 25px 0;
      color: var(--text-sub);
      font-size: 14px;
    }
    .site-footer a {
      color: #b5c7db;
      text-decoration: none;
      transition: color 0.2s;
    }
    .site-footer a:hover {
      color: #ffffff;
    }

    /* Floating WhatsApp & Call Buttons */
    .floating-cluster {
      position: fixed;
      bottom: 25px;
      right: 25px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      z-index: 999;
    }
    .float-circle-btn {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      box-shadow: 0 8px 25px rgba(0,0,0,0.6);
      text-decoration: none;
      transition: transform 0.2s ease;
    }
    .float-circle-btn:hover {
      transform: scale(1.1);
      color: #ffffff;
    }
    .btn-wa { background: #25D366; }
    .btn-phone { background: var(--brand-red); }
    .btn-ig { background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); }

    /* Üst bilgi çubuğundaki sosyal medya ikonları */
    .top-meta-social { display: flex; align-items: center; gap: 10px; }
    .top-meta-social a { color: #dce7f5; font-size: 14px; transition: color 0.2s; }
    .top-meta-social a:hover { color: var(--brand-red-neon); }

    @media (max-width: 991px) {
      .hero-title { font-size: 2.3rem; }
      .hero-media-holder { height: 230px; }
      .slider-visual-wrap { height: 290px; }
      .calc-box { padding: 22px; }
      .hero-timeline-bar { flex-direction: column; align-items: flex-start; }
      .hero-slide-tabs { width: 100%; }
    }

/* ========================================================
   İÇ SAYFALAR: hizmet detay / iletişim (old/yenitasarim/hizmet-detay.html
   ve iletisim.html mockup'larından birebir — ortak :root zaten yukarıda)
   ======================================================== */
.page-hero { padding: 60px 0 30px 0; background: #080b10; border-bottom: 1px solid var(--steel-border); }
.spec-table { width: 100%; background: var(--bg-card); border: 1px solid var(--steel-border); border-radius: 8px; margin-bottom: 30px; }
.spec-table td, .spec-table th { padding: 14px 18px; border-bottom: 1px solid var(--steel-border); font-size: 14px; }
.step-box { background: var(--bg-card); border: 1px solid var(--steel-border); border-radius: 8px; padding: 22px; height: 100%; }
.step-badge { font-family: var(--font-mono); font-size: 24px; font-weight: 800; color: var(--brand-red-neon); }
.quote-card { background: linear-gradient(160deg, #131a26 0%, #090d14 100%); border: 1px solid var(--brand-red); border-radius: 12px; padding: 30px; box-shadow: 0 15px 40px rgba(0,0,0,0.7); }
.form-control-custom { background: #080a0f; border: 1px solid var(--steel-border); color: #fff; padding: 12px; border-radius: 4px; }
.form-control-custom:focus { background: #0d1118; border-color: var(--brand-red); color: #fff; box-shadow: 0 0 0 3px var(--brand-red-glow); outline: none; }
.form-control-custom::placeholder { color: var(--text-muted); }
.form-control-custom option { background-color: #111722; color: #fff; }
.accordion-item { background: var(--bg-card) !important; border: 1px solid var(--steel-border) !important; margin-bottom: 10px; border-radius: 6px !important; }
.accordion-button { background: var(--bg-card) !important; color: #fff !important; font-family: var(--font-display); font-weight: 700; box-shadow: none !important; }
.accordion-button:not(.collapsed) { color: var(--brand-red-neon) !important; }
.accordion-body { color: var(--text-sub); }

.contact-card { background: var(--bg-card); border: 1px solid var(--steel-border); border-radius: var(--radius-md); padding: 28px; height: 100%; }
.icon-box { width: 52px; height: 52px; border-radius: 8px; background: rgba(229,37,42,0.15); border: 1px solid rgba(229,37,42,0.4); display: flex; align-items: center; justify-content: center; color: var(--brand-red-neon); margin-bottom: 18px; }
.map-frame { width: 100%; height: 380px; border-radius: var(--radius-md); border: 1px solid var(--steel-border); }

.breadcrumb-item a:hover { color: var(--brand-red-neon) !important; }

/* Hizmet detay sayfası galeri slider'ı (tek sabit görsel yerine). */
.service-gallery { border-radius: 8px; overflow: hidden; border: 1px solid var(--steel-border); }
.service-gallery .carousel-item { height: 400px; background: #000; }
.service-gallery-img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; transition: opacity 0.2s ease; }
.service-gallery-img:hover { opacity: 0.85; }
.service-gallery .carousel-indicators { margin-bottom: 0.5rem; }
.service-gallery .carousel-indicators [data-bs-target] { background-color: var(--brand-red-neon); }
#lightboxModal .modal-content { background: transparent; }
#lightboxImg { max-height: 85vh; object-fit: contain; }

#welcomeModal .modal-content { background: var(--bg-card); border: 1px solid var(--steel-border); border-radius: var(--radius-md); }
#welcomeModal .modal-header,
#welcomeModal .modal-footer { border-color: var(--steel-border); }
#welcomeModal .modal-title { color: #fff; }
#welcomeModal .modal-body { color: var(--text-sub); }
#welcomeModal img { max-height: 50vh; object-fit: cover; }

/* Navbar açılır menüsü (Hizmetlerimiz > hizmet detayları) — koyu tema uyumlu. */
.navbar-nav .dropdown-menu {
  background: var(--bg-card-elevated);
  border: 1px solid var(--steel-border);
  border-radius: var(--radius-sm);
  padding: 8px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.6);
}
.navbar-nav .dropdown-item {
  color: #c2d4e8;
  font-size: 13.5px;
  border-radius: 4px;
  padding: 8px 12px;
}
.navbar-nav .dropdown-item:hover,
.navbar-nav .dropdown-item:focus {
  background: rgba(229, 37, 42, 0.16);
  color: #ffffff;
}
.navbar-nav .dropdown-divider { border-color: var(--steel-border); }

/* Hizmetlerimiz katalog kartları (old/yenitasarim/hizmetler.html'den). */
.catalog-card { background: var(--bg-card); border: 1px solid var(--steel-border); border-radius: var(--radius-md); padding: 24px; transition: all 0.25s ease; height: 100%; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden; }
.catalog-card:hover { transform: translateY(-5px); border-color: var(--brand-red); box-shadow: 0 15px 35px rgba(0,0,0,0.7), 0 0 20px var(--brand-red-glow); }
.catalog-media { height: 190px; border-radius: var(--radius-sm); overflow: hidden; position: relative; margin-bottom: 18px; background: #000; }
.catalog-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.catalog-card:hover .catalog-media img { transform: scale(1.06); }