@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* Declare Cascade Layers */
@layer reset, base, theme, components, utilities;

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
  }

  img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
  }

  input, button, textarea, select {
    font: inherit;
    color: inherit;
    background: transparent;
    border: none;
    outline: none;
  }

  ul, ol {
    list-style: none;
  }

  a {
    text-decoration: none;
    color: inherit;
  }

  button {
    cursor: pointer;
  }
}

@layer base {
  :root {
    /* Fonts */
    --font-primary: 'Poppins', sans-serif;
    
    /* Font Sizes */
    --font-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --font-sm: clamp(0.875rem, 0.8rem + 0.3vw, 1rem);
    --font-md: clamp(1rem, 0.9rem + 0.4vw, 1.125rem);
    --font-lg: clamp(1.125rem, 1rem + 0.5vw, 1.25rem);
    --font-xl: clamp(1.25rem, 1.1rem + 0.7vw, 1.5rem);
    --font-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --font-3xl: clamp(2rem, 1.7rem + 1.5vw, 3rem);
    --font-4xl: clamp(2.5rem, 2rem + 2vw, 4rem);

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    
    /* Layout Sizes */
    --max-width: 1200px;
    --header-height: 80px;

    /* Transition Speeds */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
  }

  body {
    font-family: var(--font-primary);
    font-size: var(--font-md);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
  }

  h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-transform: uppercase;
  }

  h1 { font-size: var(--font-4xl); }
  h2 { font-size: var(--font-3xl); }
  h3 { font-size: var(--font-2xl); }
  h4 { font-size: var(--font-xl); }

  /* Custom Premium Scrollbar */
  body {
    scrollbar-width: thin;
    scrollbar-color: var(--color-accent) var(--color-bg-tertiary);
  }

  ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
  }

  ::-webkit-scrollbar-track {
    background: var(--color-bg-tertiary);
  }

  ::-webkit-scrollbar-thumb {
    background: var(--color-accent);
    border-radius: 4px;
    transition: var(--transition-fast);
  }

  ::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent-hover);
  }
}

@layer theme {
  :root {
    /* Color Palette - Light Mode Default */
    --color-bg-primary: #fcfcfc;
    --color-bg-secondary: #ffffff;
    --color-bg-tertiary: #f3f3f3;
    
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #555555;
    --color-text-muted: #888888;
    
    --color-accent: #7e2f8f;
    --color-accent-hover: #6a257a;
    --color-accent-subtle: rgba(126, 47, 143, 0.08);
    
    --color-dark-bg: #111111;
    --color-dark-bg-subtle: #1a1a1a;
    --color-dark-text-primary: #ffffff;
    --color-dark-text-secondary: #cccccc;
    
    --color-border: #e5e5e5;
    
    --color-shadow-soft: rgba(0, 0, 0, 0.04);
    --color-shadow-medium: rgba(0, 0, 0, 0.08);
    --color-shadow-hard: rgba(0, 0, 0, 0.12);
    
    --color-glass-bg: rgba(252, 252, 252, 0.7);
    --color-glass-border: rgba(255, 255, 255, 0.4);
    --color-glass-shadow: rgba(0, 0, 0, 0.05);
  }

  /* Specific styles for dark mode parts */
  .theme-dark {
    --color-bg-primary: #111111;
    --color-bg-secondary: #1a1a1a;
    --color-bg-tertiary: #222222;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #cccccc;
    --color-text-muted: #888888;
    
    --color-border: #2c2c2c;
    
    --color-shadow-soft: rgba(0, 0, 0, 0.3);
    --color-shadow-medium: rgba(0, 0, 0, 0.4);
    --color-shadow-hard: rgba(0, 0, 0, 0.5);
    
    --color-glass-bg: rgba(17, 17, 17, 0.8);
    --color-glass-border: rgba(255, 255, 255, 0.08);
    --color-glass-shadow: rgba(0, 0, 0, 0.3);
  }
}

@layer components {
  /* CONTAINER LAYOUT */
  .container {
    width: 100%;
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--space-sm);
  }

  /* BUTTONS */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8em 2em;
    font-size: var(--font-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
  }

  .btn--primary {
    background-color: var(--color-accent);
    color: #ffffff;
  }

  .btn--primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(126, 47, 143, 0.3);
  }

  .btn--outline {
    border: 2px solid var(--color-accent);
    color: var(--color-text-primary);
  }

  .btn--outline:hover {
    background-color: var(--color-accent);
    color: #ffffff;
    transform: translateY(-2px);
  }

  .btn--dark {
    background-color: var(--color-dark-bg);
    color: #ffffff;
  }

  .btn--dark:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
  }

  /* GLASS CARD */
  .glass-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-glass-border);
    border-radius: 8px;
    box-shadow: 0 8px 32px var(--color-glass-shadow);
  }

  /* HEADER & NAVIGATION */
  .header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: #ffffff; /* Her zaman beyaz */
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    transition: var(--transition-normal);
  }

  .header--scrolled {
    background-color: #ffffff; /* Her zaman beyaz */
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    height: 70px;
  }

  .header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
  }

  .logo {
    display: flex;
    align-items: center;
    height: 100%;
  }

  .logo img {
    height: 48px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-normal);
  }

  .header--scrolled .logo img {
    height: 42px;
  }

  /* Desktop Nav */
  .nav {
    display: none;
  }

  @media (min-width: 992px) {
    .nav {
      display: flex;
      align-items: center;
      gap: var(--space-md);
      height: 100%;
    }

    .nav__list {
      display: flex;
      align-items: center;
      gap: var(--space-md);
      height: 100%;
    }

    .nav__item {
      position: relative;
      height: var(--header-height);
      display: flex;
      align-items: center;
    }

    .header--scrolled .nav__item {
      height: 70px;
    }

    .nav__link {
      font-size: var(--font-sm);
      font-weight: 500;
      color: var(--color-text-primary);
      letter-spacing: 0.05em;
      transition: var(--transition-fast);
      padding-block: 0.5rem;
      border-bottom: 2px solid transparent;
    }

    .nav__link:hover, .nav__item:hover > .nav__link {
      color: var(--color-accent);
      border-color: var(--color-accent);
    }

    /* Dropdown Menus */
    .nav__dropdown {
      position: absolute;
      top: 100%;
      left: 0;
      width: 220px;
      background: var(--color-bg-secondary);
      border: 1px solid var(--color-border);
      border-radius: 4px;
      box-shadow: 0 10px 30px var(--color-shadow-medium);
      padding-block: 0.5rem;
      opacity: 0;
      visibility: hidden;
      transform: translateY(10px);
      transition: var(--transition-normal);
      z-index: 110;
    }

    .nav__item:hover .nav__dropdown {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .nav__dropdown-link {
      display: block;
      padding: 0.6rem var(--space-sm);
      font-size: var(--font-sm);
      font-weight: 500;
      color: var(--color-text-primary);
      transition: var(--transition-fast);
    }

    .nav__dropdown-link:hover {
      background-color: var(--color-accent-subtle);
      color: var(--color-accent);
      padding-left: calc(var(--space-sm) + 4px);
    }
  }

  /* Hamburger Menu Button */
  .hamburger-btn {
    display: block;
    width: 32px;
    height: 32px;
    position: relative;
    z-index: 120;
  }

  @media (min-width: 992px) {
    .hamburger-btn {
      display: none;
    }
  }

  .hamburger-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-primary);
    position: absolute;
    left: 4px;
    transition: var(--transition-normal);
  }

  .hamburger-btn span:nth-child(1) { top: 9px; }
  .hamburger-btn span:nth-child(2) { top: 15px; }
  .hamburger-btn span:nth-child(3) { top: 21px; }

  .hamburger-btn--active span:nth-child(1) {
    transform: rotate(45deg);
    top: 15px;
  }
  .hamburger-btn--active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger-btn--active span:nth-child(3) {
    transform: rotate(-45deg);
    top: 15px;
  }

  /* Mobile Drawer Menu */
  .mobile-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: 100dvh;
    background-color: var(--color-bg-secondary);
    border-left: 1px solid var(--color-border);
    box-shadow: -10px 0 40px rgba(0,0,0,0.15);
    z-index: 115;
    padding: 100px var(--space-md) var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    transform: translateX(100%);
    transition: var(--transition-normal);
  }

  .mobile-drawer--open {
    transform: translateX(0);
  }

  .mobile-nav__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .mobile-nav__link {
    display: block;
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .mobile-nav__link:hover {
    color: var(--color-accent);
  }

  .mobile-nav__sublist {
    padding-left: var(--space-sm);
    margin-top: 0.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
  }

  .mobile-nav__sublink {
    display: block;
    font-size: var(--font-sm);
    color: var(--color-text-secondary);
    padding: 0.3rem 0;
  }

  .mobile-nav__sublink:hover {
    color: var(--color-accent);
  }

  /* HERO BANNER SECTION */
  .hero-banner {
    min-height: 80dvh;
    background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.65)), url('https://buropyo.com/wp-content/uploads/2022/02/buropyo-danismanlik.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    color: #ffffff;
    padding-top: var(--header-height);
    text-align: center;
  }

  .hero-banner__content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }

  .hero-banner__subtitle {
    font-size: var(--font-md);
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }

  .hero-banner__title {
    font-size: clamp(2.2rem, 1.8rem + 2.5vw, 4rem);
    text-shadow: 0 4px 12px rgba(0,0,0,0.3);
  }

  .hero-banner__description {
    font-size: var(--font-lg);
    color: var(--color-dark-text-secondary);
    margin-bottom: var(--space-sm);
  }

  /* SECTION CONTAINER */
  .section {
    padding-block: var(--space-xl);
  }

  .section--subtle {
    background-color: var(--color-bg-secondary);
  }

  .section--dark {
    background-color: var(--color-dark-bg);
    color: #ffffff;
  }

  .section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .section__subtitle {
    color: var(--color-accent);
    font-size: var(--font-sm);
    font-weight: 600;
    letter-spacing: 0.1em;
  }

  .section__title {
    position: relative;
    padding-bottom: var(--space-xs);
  }

  .section__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
  }

  .section__header--left {
    text-align: left;
    margin-inline: 0;
  }

  .section__header--left .section__title::after {
    left: 0;
    transform: none;
  }

  /* HAKKIMIZDA (ABOUT) GRID */
  .about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    align-items: center;
  }

  @media (min-width: 992px) {
    .about-grid {
      grid-template-columns: 1fr 1fr;
    }
  }

  .about__image-wrapper {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px var(--color-shadow-medium);
  }

  .about__image-wrapper img {
    width: 100%;
    transition: var(--transition-slow);
  }

  .about__image-wrapper:hover img {
    transform: scale(1.05);
  }

  .about__content {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .about__text {
    color: var(--color-text-secondary);
  }

  /* CARDS GRID */
  .cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  @media (min-width: 768px) {
    .cards-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 992px) {
    .cards-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  /* HİZMETLERİMİZ SUMMARY CARD */
  .service-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px var(--color-shadow-soft);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
  }

  .service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px var(--color-shadow-medium);
    border-color: var(--color-accent);
  }

  .service-card__image {
    position: relative;
    aspect-ratio: 3/2;
    overflow: hidden;
  }

  .service-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
  }

  .service-card:hover .service-card__image img {
    transform: scale(1.08);
  }

  .service-card__body {
    padding: var(--space-sm);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    gap: 0.8rem;
  }

  .service-card__title {
    font-size: var(--font-lg);
    color: var(--color-text-primary);
  }

  .service-card__text {
    font-size: var(--font-sm);
    color: var(--color-text-secondary);
    flex-grow: 1;
  }

  .service-card__link {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    align-self: flex-start;
  }

  .service-card__link::after {
    content: '→';
    transition: var(--transition-fast);
  }

  .service-card:hover .service-card__link::after {
    transform: translateX(4px);
  }

  /* FAALİYET ALANLARI FLIP CARDS */
  .flip-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  @media (min-width: 576px) {
    .flip-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 992px) {
    .flip-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  .flip-card {
    aspect-ratio: 1;
    perspective: 1000px;
    cursor: pointer;
  }

  .flip-card__inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform var(--transition-slow);
    transform-style: preserve-3d;
    border-radius: 8px;
    box-shadow: 0 10px 30px var(--color-shadow-soft);
  }

  .flip-card:hover .flip-card__inner,
  .flip-card--flipped .flip-card__inner {
    transform: rotateY(180deg);
  }

  .flip-card__front, .flip-card__back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
  }

  .flip-card__front {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
  }

  .flip-card__front::before {
    content: '';
    position: absolute;
    top: var(--space-xs);
    left: var(--space-xs);
    right: var(--space-xs);
    bottom: var(--space-xs);
    border: 1px dashed var(--color-border);
    border-radius: 6px;
    pointer-events: none;
  }

  .flip-card__front-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
  }

  .flip-card__front-title {
    font-size: var(--font-lg);
    font-weight: 700;
  }

  .flip-card__back {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
    color: #ffffff;
    transform: rotateY(180deg);
    font-weight: 500;
  }

  .flip-card__back-text {
    font-size: var(--font-sm);
    line-height: 1.5;
  }

  /* REFERANSLARIMIZ BRAND LOGO CAROUSEL */
  .references-slider {
    overflow: hidden;
    padding-block: var(--space-sm);
    position: relative;
    width: 100%;
  }

  .references-slider::before, .references-slider::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100px;
    height: 100%;
    z-index: 5;
    pointer-events: none;
  }

  .references-slider::before {
    left: 0;
    background: linear-gradient(to right, var(--color-bg-primary), transparent);
  }

  .references-slider::after {
    right: 0;
    background: linear-gradient(to left, var(--color-bg-primary), transparent);
  }

  .references-track {
    display: flex;
    gap: 40px;
    width: max-content;
    animation: loopReferences 30s linear infinite;
  }

  .references-track:hover {
    animation-play-state: paused;
  }

  .references-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    width: 160px;
    height: 90px;
    padding: var(--space-xs);
    box-shadow: 0 4px 10px var(--color-shadow-soft);
    transition: var(--transition-fast);
  }

  .references-logo:hover {
    transform: scale(1.05);
    border-color: var(--color-accent);
  }

  .references-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition-fast);
  }

  .references-logo:hover img {
    filter: none;
    opacity: 1;
  }

  @keyframes loopReferences {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
  }

  /* INNER PAGES HEADER BANNER */
  .inner-banner {
    height: 40dvh;
    background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.65)), url('https://buropyo.com/wp-content/uploads/2022/02/buropyo-ofis-binasi-projeleri.jpg') center/cover no-repeat;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #ffffff;
    padding-top: var(--header-height);
    text-align: center;
  }

  .inner-banner__title {
    font-size: var(--font-3xl);
  }

  .inner-banner__breadcrumbs {
    display: flex;
    gap: 0.5rem;
    font-size: var(--font-xs);
    font-weight: 500;
    margin-top: var(--space-xs);
    color: var(--color-accent);
  }

  .inner-banner__breadcrumbs a {
    color: var(--color-dark-text-secondary);
    transition: var(--transition-fast);
  }

  .inner-banner__breadcrumbs a:hover {
    color: var(--color-accent);
  }

  /* PROFILE GRID (NURKAN BAYKARA) */
  .profile-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  @media (min-width: 992px) {
    .profile-grid {
      grid-template-columns: 350px 1fr;
    }
  }

  .profile__card {
    position: relative;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-sm);
    text-align: center;
    box-shadow: 0 10px 30px var(--color-shadow-soft);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .profile__image-box {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    aspect-ratio: 1;
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
  }

  .profile__image-box svg {
    width: 60%;
    height: auto;
    position: absolute;
    top: 55%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.15;
    color: var(--color-text-primary);
  }

  .profile__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent-subtle), var(--color-bg-tertiary));
    color: var(--color-accent);
    font-size: 5rem;
    font-weight: 700;
  }

  .profile__info h3 {
    font-size: var(--font-lg);
    color: var(--color-text-primary);
  }

  .profile__info p {
    font-size: var(--font-sm);
    color: var(--color-accent);
    font-weight: 600;
  }

  .profile__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .profile__section-title {
    font-size: var(--font-lg);
    border-bottom: 2px solid var(--color-accent);
    padding-bottom: 0.3rem;
    margin-bottom: var(--space-sm);
  }

  .profile__text {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
  }

  /* LIST GRID FOR HİZMETLER */
  .details-box {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-md);
    box-shadow: 0 10px 30px var(--color-shadow-soft);
  }

  .hizmet-block {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
  }

  @media (min-width: 992px) {
    .hizmet-block {
      grid-template-columns: 1fr 1fr;
    }
    
    .hizmet-block--reverse {
      direction: rtl;
    }

    .hizmet-block--reverse > * {
      direction: ltr;
    }
  }

  .hizmet-block__content {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .hizmet-block__list-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
    margin-top: var(--space-xs);
  }

  @media (min-width: 576px) {
    .hizmet-block__list-grid {
      grid-template-columns: 1fr 1fr;
    }
  }

  .hizmet-block__list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .hizmet-block__item {
    font-size: var(--font-sm);
    color: var(--color-text-secondary);
    position: relative;
    padding-left: var(--space-sm);
  }

  .hizmet-block__item::before {
    content: '▪';
    color: var(--color-accent);
    position: absolute;
    left: 0;
    top: -2px;
  }

  .hizmet-block__image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 15px 35px var(--color-shadow-medium);
    aspect-ratio: 4/3;
  }

  .hizmet-block__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  /* REFERANSLAR INTERACTIVE TABLE */
  .references-dashboard {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .references-controls {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-sm);
    box-shadow: 0 4px 20px var(--color-shadow-soft);
  }

  @media (min-width: 768px) {
    .references-controls {
      grid-template-columns: 1fr auto;
      align-items: center;
    }
  }

  .references-search-box {
    display: flex;
    align-items: center;
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 0.6rem var(--space-sm);
    width: 100%;
    transition: var(--transition-fast);
  }

  .references-search-box:focus-within {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-subtle);
  }

  .references-search-box input {
    width: 100%;
    font-size: var(--font-sm);
    color: var(--color-text-primary);
  }

  .references-tabs {
    display: flex;
    gap: 0.3rem;
    overflow-x: auto;
    padding-bottom: 0.3rem;
    scrollbar-width: none;
  }

  .references-tabs::-webkit-scrollbar {
    display: none;
  }

  .references-tab-btn {
    padding: 0.5rem 1rem;
    font-size: var(--font-xs);
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 4px;
    white-space: nowrap;
    transition: var(--transition-fast);
    border: 1px solid var(--color-border);
  }

  .references-tab-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
  }

  .references-tab-btn--active {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff !important;
  }

  .references-table-wrapper {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow-x: auto;
    box-shadow: 0 10px 30px var(--color-shadow-soft);
  }

  .references-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-sm);
    text-align: left;
    min-width: 700px;
  }

  .references-table th, .references-table td {
    padding: 1rem var(--space-sm);
    border-bottom: 1px solid var(--color-border);
  }

  .references-table th {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    font-weight: 600;
    text-transform: uppercase;
  }

  .references-table tbody tr {
    transition: var(--transition-fast);
  }

  .references-table tbody tr:hover {
    background-color: var(--color-bg-tertiary);
  }

  .references-table td a {
    color: var(--color-accent);
    font-weight: 500;
    transition: var(--transition-fast);
  }

  .references-table td a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
  }

  /* CONTACT INFRASTRUCTURE */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  @media (min-width: 992px) {
    .contact-grid {
      grid-template-columns: 1.2fr 1fr;
    }
  }

  .map-wrapper {
    height: 100%;
    min-height: 400px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 30px var(--color-shadow-soft);
  }

  .map-wrapper iframe {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border: 0;
  }

  .contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
  }

  .form-input, .form-textarea {
    width: 100%;
    padding: 0.8rem var(--space-sm);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: var(--font-sm);
    color: var(--color-text-primary);
    transition: var(--transition-fast);
  }

  .form-input:focus, .form-textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-subtle);
  }

  .form-textarea {
    min-height: 120px;
    resize: vertical;
  }

  .form-response {
    font-size: var(--font-sm);
    font-weight: 500;
    padding: 0.8rem;
    border-radius: 4px;
    display: none;
  }

  .form-response--success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
  }

  .form-response--error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
  }

  .info-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
    margin-top: var(--space-md);
  }

  @media (min-width: 576px) {
    .info-cards {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .info-card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-sm);
    text-align: center;
    box-shadow: 0 4px 15px var(--color-shadow-soft);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
  }

  .info-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
  }

  .info-card__icon {
    font-size: 1.5rem;
    color: var(--color-accent);
  }

  .info-card__title {
    font-size: var(--font-xs);
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-text-muted);
  }

  .info-card__content {
    font-size: var(--font-sm);
    color: var(--color-text-primary);
  }

  /* CALL TO ACTION */
  .cta-section {
    text-align: center;
    padding-block: var(--space-lg);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
    color: #ffffff;
  }

  .cta-section__title {
    font-size: var(--font-2xl);
    margin-bottom: 0.5rem;
  }

  .cta-section__text {
    font-size: var(--font-md);
    margin-bottom: var(--space-md);
    opacity: 0.9;
  }

  .cta-section .btn {
    background-color: #ffffff;
    color: var(--color-accent);
  }

  .cta-section .btn:hover {
    background-color: var(--color-bg-tertiary);
    color: var(--color-accent-hover);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
  }

  /* FOOTER */
  .footer {
    background-color: var(--color-dark-bg);
    color: var(--color-dark-text-secondary);
    padding-top: var(--space-xl);
    margin-top: auto;
    border-top: 2px solid var(--color-accent);
  }

  .footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid #222222;
  }

  @media (min-width: 576px) {
    .footer__grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 992px) {
    .footer__grid {
      grid-template-columns: 2fr 1.5fr 1.5fr;
    }
  }

  .footer__col {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .footer__logo img {
    height: 48px;
    width: auto;
    object-fit: contain;
    margin-bottom: var(--space-xs);
  }

  .footer__title {
    font-size: var(--font-md);
    font-weight: 700;
    color: #ffffff;
    position: relative;
    padding-bottom: 0.3rem;
  }

  .footer__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-accent);
  }

  .footer__text {
    font-size: var(--font-sm);
    line-height: 1.6;
  }

  .footer__list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .footer__link {
    font-size: var(--font-sm);
    transition: var(--transition-fast);
  }

  .footer__link:hover {
    color: var(--color-accent);
    padding-left: 4px;
  }

  .footer__info-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
  }

  .footer__info-item {
    font-size: var(--font-sm);
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
  }

  .footer__info-item svg {
    width: 16px;
    height: 16px;
    margin-top: 4px;
    color: var(--color-accent);
    flex-shrink: 0;
  }

  .footer__copyright {
    padding-block: var(--space-sm);
    background-color: #0b0b0b;
    font-size: var(--font-xs);
    color: var(--color-text-muted);
  }

  .footer__copyright-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    justify-content: space-between;
  }

  @media (min-width: 768px) {
    .footer__copyright-container {
      flex-direction: row;
    }
  }

  .footer__socials {
    display: flex;
    gap: var(--space-sm);
  }

  .footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background-color: #222222;
    border-radius: 50%;
    color: #ffffff;
    transition: var(--transition-fast);
  }

  .footer__social-link:hover {
    background-color: var(--color-accent);
    color: #ffffff;
    transform: translateY(-2px);
  }

  .footer__social-link svg {
    width: 14px;
    height: 14px;
  }
}

@layer utilities {
  .text-center { text-align: center !important; }
  .text-left { text-align: left !important; }
  .text-right { text-align: right !important; }
  
  .font-weight-500 { font-weight: 500 !important; }
  .font-weight-600 { font-weight: 600 !important; }
  .font-weight-700 { font-weight: 700 !important; }

  .mt-sm { margin-top: var(--space-sm) !important; }
  .mt-md { margin-top: var(--space-md) !important; }
  .mt-lg { margin-top: var(--space-lg) !important; }
  
  .mb-sm { margin-bottom: var(--space-sm) !important; }
  .mb-md { margin-bottom: var(--space-md) !important; }
  .mb-lg { margin-bottom: var(--space-lg) !important; }

  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
}