/* ==========================================================================
   QYAZILIM - Ana Stil Dosyası
   BEM (Block Element Modifier) Metodolojisi
   Yazar: Qyazılım Geliştirme Ekibi
   ==========================================================================

   İÇİNDEKİLER
   --------------------------------------------------------------------------
   1.  CSS Değişkenleri (Design Tokens)
   2.  Reset & Base
   3.  Tipografi
   4.  Yardımcı Sınıflar (Utilities)
   5.  Yükleme Animasyonu
   6.  Arka Plan Küreleri (bg-blobs)
   7.  Navigasyon (navbar)
   8.  Hero Bölümü (hero)
   9.  Güven Çubuğu (trust-bar)
   10. Servisler Bölümü (services)
   11. Referanslar Bölümü (testimonials)
   12. İletişim Formu Bölümü (contact)
   13. CTA Bant (cta-band)
   14. Footer
   15. Hakkımızda Sayfası (about-page)
   16. İletişim Sayfası (contact-page)
   17. Sayfa Başlık Bandı (page-hero)
   18. Scroll Animasyonları
   19. Responsive (Media Queries)
   ========================================================================== */


/* ==========================================================================
   1. CSS DEĞİŞKENLERİ (DESIGN TOKENS)
   ========================================================================== */
:root {
    /* Zemin Renkleri */
    --clr-bg:                 #041329;
    --clr-surface:            #112036;
    --clr-surface-low:        #0d1c32;
    --clr-surface-high:       #1c2a41;
    --clr-surface-highest:    #27354c;
    --clr-surface-lowest:     #010e24;

    /* Marka Renkleri */
    --clr-primary:            #abc7ff;
    --clr-primary-container:  #448fff;
    --clr-on-primary-cnt:     #002859;
    --clr-secondary:          #4edea3;
    --clr-tertiary:           #b9c8de;

    /* Metin Renkleri */
    --clr-on-surface:         #d6e3ff;
    --clr-on-surface-var:     #c1c6d7;
    --clr-outline:            #8b91a0;
    --clr-outline-var:        #414754;

    /* Tipografi */
    --font-headline:          'Manrope', sans-serif;
    --font-body:              'Inter', sans-serif;

    /* Boşluklar */
    --space-xs:   0.5rem;   /* 8px  */
    --space-sm:   1rem;     /* 16px */
    --space-md:   1.5rem;   /* 24px */
    --space-lg:   2.5rem;   /* 40px */
    --space-xl:   4rem;     /* 64px */
    --space-2xl:  6rem;     /* 96px */

    /* Kenarlık Yarıçapları */
    --radius-sm:  0.5rem;   /* 8px  */
    --radius-md:  1rem;     /* 16px */
    --radius-lg:  1.5rem;   /* 24px */
    --radius-xl:  2rem;     /* 32px */
    --radius-2xl: 2.5rem;   /* 40px */
    --radius-full: 9999px;

    /* Geçiş Süreleri */
    --transition-fast:   0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow:   0.6s ease;

    /* Gölgeler */
    --shadow-sm:  0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow-md:  0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg:  0 16px 48px rgba(0, 0, 0, 0.45);
    --shadow-glow-primary: 0 8px 32px rgba(68, 143, 255, 0.25);
    --shadow-glow-secondary: 0 8px 32px rgba(78, 222, 163, 0.20);

    /* İçerik Max Genişliği */
    --container-max: 1440px;
}


/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    background-color: var(--clr-bg);
    color: var(--clr-on-surface);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Seçim rengi */
::selection {
    background-color: rgba(171, 199, 255, 0.25);
    color: #d7e2ff;
}

img, svg {
    display: block;
    max-width: 100%;
}

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

ul, ol {
    list-style: none;
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

/* Odak erişilebilirliği */
:focus-visible {
    outline: 2px solid var(--clr-primary-container);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}


/* ==========================================================================
   3. TİPOGRAFİ
   ========================================================================== */

/* Başlık ailesi */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headline);
    font-weight: 700;
    line-height: 1.15;
    color: var(--clr-on-surface);
    letter-spacing: -0.025em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    color: var(--clr-on-surface-var);
    line-height: 1.75;
}

/* Vurgu rengi span için */
.text--primary  { color: var(--clr-primary); }
.text--secondary{ color: var(--clr-secondary); }


/* ==========================================================================
   4. YARDIMCI SINIFLAR
   ========================================================================== */

/* Kapsayıcı */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: clamp(1.25rem, 4vw, 3rem);
}

/* Cam efektli panel */
.glass-panel {
    background: rgba(44, 57, 81, 0.40);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 0.5px solid rgba(139, 145, 160, 0.20);
}

/* Section düzeni */
.section {
    padding-block: var(--space-2xl);
}

/* Bölüm başlık bloğu */
.section-header {
    margin-bottom: var(--space-lg);
}

.section-header__subtitle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 1rem;
    border-radius: var(--radius-full);
    background-color: var(--clr-surface-high);
    border: 1px solid rgba(65, 71, 84, 0.3);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--clr-on-surface-var);
    margin-bottom: 1rem;
}

.section-header__subtitle-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background-color: var(--clr-secondary);
    animation: pulse 2s infinite;
}

.section-header__line {
    width: 4rem;
    height: 3px;
    background: var(--clr-primary-container);
    border-radius: var(--radius-full);
    margin-top: 1rem;
}

/* Butonlar */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-full);
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 1rem;
    transition: transform var(--transition-fast),
                filter var(--transition-fast),
                background-color var(--transition-normal),
                box-shadow var(--transition-normal);
    letter-spacing: -0.01em;
    white-space: nowrap;
}

.btn--primary {
    background-color: var(--clr-primary-container);
    color: var(--clr-on-primary-cnt);
    box-shadow: var(--shadow-glow-primary);
}
.btn--primary:hover {
    filter: brightness(1.12);
    box-shadow: 0 12px 40px rgba(68, 143, 255, 0.40);
    transform: translateY(-2px);
}
.btn--primary:active { transform: scale(0.97); }

.btn--outline {
    background-color: transparent;
    border: 1.5px solid var(--clr-outline-var);
    color: var(--clr-primary);
}
.btn--outline:hover {
    background-color: var(--clr-surface-high);
    border-color: var(--clr-primary-container);
    color: var(--clr-primary);
    transform: translateY(-2px);
}

.btn--full { width: 100%; }

.btn--lg {
    padding: 1.1rem 2.5rem;
    font-size: 1.125rem;
}


/* ==========================================================================
   5. YÜKLEME ANİMASYONU
   ========================================================================== */
.page-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--clr-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.page-loader__spinner {
    width: 3rem;
    height: 3rem;
    border: 3px solid var(--clr-surface-high);
    border-top-color: var(--clr-primary-container);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}


/* ==========================================================================
   6. ARKA PLAN KÜRELERİ
   ========================================================================== */
.bg-blobs {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.bg-blobs__sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.07;
    background: radial-gradient(circle, #abc7ff 0%, transparent 70%);
}

.bg-blobs__sphere--1 {
    top: -10%;
    left: -10%;
    width: 40vw;
    height: 40vw;
}

.bg-blobs__sphere--2 {
    bottom: 10%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, #4edea3 0%, transparent 70%);
    opacity: 0.05;
}


/* ==========================================================================
   7. NAVİGASYON (navbar)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(4, 19, 41, 0.80);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(139, 145, 160, 0.08),
                0 8px 32px rgba(0, 0, 0, 0.25);
    transition: background var(--transition-normal);
}

.navbar.is-scrolled {
    background: rgba(4, 19, 41, 0.97);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 1.375rem;
}

/* Logo */
.navbar__brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity var(--transition-fast);
    flex-shrink: 0;
}
.navbar__brand:hover { opacity: 0.8; }

.navbar__logo {
    height: 40px;
    width: auto;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 0 12px rgba(68, 143, 255, 0.25));
}

.navbar__brand-dot { display: none; }

/* Menü */
.navbar__menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.navbar__link {
    font-family: var(--font-headline);
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--clr-on-surface-var);
    text-decoration: none;
    position: relative;
    padding-bottom: 0.25rem;
    transition: color var(--transition-fast);
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--clr-primary-container);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.navbar__link:hover,
.navbar__link.is-active {
    color: #ffffff;
}

.navbar__link:hover::after,
.navbar__link.is-active::after {
    width: 100%;
}

/* Hamburger (mobile) */
.navbar__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    cursor: pointer;
    background: none;
    border: none;
    z-index: 101;
}

.navbar__hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--clr-on-surface);
    border-radius: var(--radius-full);
    transition: transform var(--transition-normal),
                opacity var(--transition-normal);
}

.navbar__hamburger.is-open .navbar__hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger.is-open .navbar__hamburger-line:nth-child(2) {
    opacity: 0;
}
.navbar__hamburger.is-open .navbar__hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobil menü overlay */
.navbar__mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(4, 19, 41, 0.98);
    z-index: 99;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.navbar__mobile-overlay.is-open {
    display: flex;
    opacity: 1;
}

.navbar__mobile-overlay .navbar__link {
    font-size: 1.5rem;
    font-weight: 700;
}


/* ==========================================================================
   8. HERO BÖLÜMܓ (hero)
   ========================================================================== */
.hero {
    position: relative;
    z-index: 1;
    padding-top: calc(var(--space-2xl) + 5rem); /* navbar offset */
    padding-bottom: var(--space-2xl);
}

.hero__inner {
    display: flex;
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
}

.hero__content {
    flex: 0 0 58%;
    max-width: 58%;
}

.hero__visual {
    flex: 1;
    position: relative;
}

/* Rozet */
.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    background-color: var(--clr-surface-high);
    border: 1px solid rgba(65, 71, 84, 0.25);
    margin-bottom: 1.5rem;
}

.hero__badge-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--clr-secondary);
    animation: pulse 2s infinite;
}

.hero__badge-text {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--clr-on-surface-var);
}

/* Başlık */
.hero__title {
    margin-bottom: 1.5rem;
}

/* Açıklama */
.hero__description {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    color: var(--clr-on-surface-var);
    max-width: 36rem;
    margin-bottom: 2.5rem;
    line-height: 1.75;
}

/* CTA Butonları */
.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Görsel Tarafı */
.hero__img-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero__img-wrapper::before {
    content: '';
    position: absolute;
    inset: -1rem;
    border-radius: 50%;
    background: conic-gradient(
        from 180deg,
        rgba(68, 143, 255, 0.15),
        rgba(78, 222, 163, 0.08),
        transparent 60%
    );
    filter: blur(40px);
    z-index: -1;
}

.hero__img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: filter var(--transition-slow);
}

.hero__img-wrapper:hover .hero__img {
    filter: none;
}

.hero__img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        var(--clr-bg) 0%,
        transparent 50%
    );
}

/* İstatistik Kartı (Hero içindeki float kart) */
.hero__stat-card {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    background: rgba(17, 32, 54, 0.90);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(65, 71, 84, 0.4);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    display: flex;
    gap: 0.75rem;
    align-items: center;
    animation: floatCard 4s ease-in-out infinite;
}

.hero__stat-icon {
    font-size: 1.875rem;
    line-height: 1;
    color: var(--clr-secondary);
    font-family: var(--font-headline);
    font-weight: 800;
}

.hero__stat-label {
    font-size: 0.75rem;
    color: var(--clr-on-surface-var);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}


/* ==========================================================================
   9. GÜVEN ÇUBUĞU (trust-bar)
   ========================================================================== */
.trust-bar {
    position: relative;
    z-index: 1;
    margin-block: var(--space-sm);
}

.trust-bar__inner {
    padding: 2.5rem 3rem;
    border-radius: var(--radius-xl);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* Tek bir güven öğesi */
.trust-bar__item {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 0 0 auto;
}

.trust-bar__icon-wrap {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.trust-bar__icon-wrap--primary   { background: rgba(68, 143, 255, 0.10); }
.trust-bar__icon-wrap--secondary { background: rgba(78, 222, 163, 0.10); }
.trust-bar__icon-wrap--tertiary  { background: rgba(185, 200, 222, 0.10); }

.trust-bar__icon {
    font-size: 1.5rem;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 1, 'wght' 400;
}

.trust-bar__icon--primary   { color: var(--clr-primary); }
.trust-bar__icon--secondary { color: var(--clr-secondary); }
.trust-bar__icon--tertiary  { color: var(--clr-tertiary); }

.trust-bar__title {
    font-family: var(--font-headline);
    font-weight: 700;
    color: #ffffff;
    font-size: 0.9375rem;
    margin-bottom: 0.15rem;
}

.trust-bar__desc {
    font-size: 0.625rem;
    color: var(--clr-on-surface-var);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    line-height: 1;
}

/* Marka logolar bölümü */
.trust-bar__logos {
    display: flex;
    gap: 2rem;
    align-items: center;
    opacity: 0.30;
    filter: grayscale(100%);
    transition: opacity var(--transition-normal),
                filter var(--transition-normal);
}

.trust-bar__logos:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.trust-bar__logo-img {
    height: 1.75rem;
    width: auto;
    object-fit: contain;
}


/* ==========================================================================
   10. SERVİSLER BÖLÜMܓ (services)
   ========================================================================== */
.services {
    position: relative;
    z-index: 1;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* Servis Kartı */
.service-card {
    background: var(--clr-surface-low);
    padding: 2.5rem;
    border-radius: var(--radius-2xl);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: background var(--transition-normal),
                transform var(--transition-normal),
                box-shadow var(--transition-normal);
    border: 1px solid transparent;
}

.service-card:hover {
    background: var(--clr-surface-high);
    transform: translateY(-6px);
    box-shadow: var(--shadow-md), var(--shadow-glow-primary);
    border-color: rgba(68, 143, 255, 0.15);
}

/* Arka plan ikonu */
.service-card__bg-icon {
    position: absolute;
    top: 0;
    right: 0;
    padding: 1.5rem;
    opacity: 0.04;
    transition: opacity var(--transition-normal);
    font-family: 'Material Symbols Outlined', sans-serif;
    font-size: 6rem;
    line-height: 1;
    color: #ffffff;
    user-select: none;
    pointer-events: none;
    font-variation-settings: 'FILL' 0, 'wght' 200;
}

.service-card:hover .service-card__bg-icon {
    opacity: 0.08;
}

/* İkon kutusu */
.service-card__icon-wrap {
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.service-card__icon-wrap--primary   { background: rgba(68, 143, 255, 0.10); }
.service-card__icon-wrap--secondary { background: rgba(78, 222, 163, 0.10); }
.service-card__icon-wrap--tertiary  { background: rgba(185, 200, 222, 0.10); }

.service-card__icon {
    font-size: 1.75rem;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 400;
}

.service-card__icon--primary   { color: var(--clr-primary); }
.service-card__icon--secondary { color: var(--clr-secondary); }
.service-card__icon--tertiary  { color: var(--clr-tertiary); }

.service-card__title {
    margin-bottom: 1rem;
    color: #ffffff;
}

.service-card__desc {
    font-size: 0.9375rem;
    color: var(--clr-on-surface-var);
    line-height: 1.7;
}

/* Kart ok linki */
.service-card__arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--clr-primary);
    margin-top: 1.5rem;
    opacity: 0;
    transform: translateX(-8px);
    transition: opacity var(--transition-normal),
                transform var(--transition-normal);
}

.service-card:hover .service-card__arrow {
    opacity: 1;
    transform: translateX(0);
}


/* ==========================================================================
   11. REFERANSLAR BÖLÜMܓ (testimonials)
   ========================================================================== */
.testimonials {
    position: relative;
    z-index: 1;
}

.testimonials__inner {
    background: rgba(1, 14, 36, 0.30);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl) clamp(1.5rem, 4vw, 3rem);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* Referans Kartı */
.testimonial-card {
    background: var(--clr-surface-high);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(65, 71, 84, 0.12);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card__stars {
    display: flex;
    gap: 0.15rem;
    color: var(--clr-secondary);
    margin-bottom: 1rem;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 1, 'wght' 400;
    font-size: 1.1rem;
    line-height: 1;
}

.testimonial-card__quote {
    font-style: italic;
    color: var(--clr-on-surface);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
    font-size: 0.9375rem;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.testimonial-card__avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--clr-outline-var);
}

.testimonial-card__name {
    font-family: var(--font-headline);
    font-weight: 700;
    color: #ffffff;
    font-size: 0.9375rem;
    margin-bottom: 0.15rem;
}

.testimonial-card__role {
    font-size: 0.75rem;
    color: var(--clr-on-surface-var);
}


/* ==========================================================================
   12. İLETİŞİM FORMU BÖLÜMܓ (contact-section)
   ========================================================================== */
.contact-section {
    position: relative;
    z-index: 1;
}

.contact-section__inner {
    display: flex;
    gap: clamp(2rem, 6vw, 5rem);
    align-items: flex-start;
}

.contact-section__info {
    flex: 1;
}

.contact-section__title {
    margin-bottom: 2rem;
    line-height: 1.2;
}

.contact-section__list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-top: 2rem;
}

.contact-section__list-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-section__list-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: rgba(68, 143, 255, 0.10);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 400;
    color: var(--clr-primary);
    font-size: 1.25rem;
}

.contact-section__list-text {
    font-size: 1rem;
    color: var(--clr-on-surface-var);
    line-height: 1.6;
    padding-top: 0.4rem;
}

/* Form konteyner */
.contact-section__form-wrap {
    flex: 0 0 48%;
    max-width: 48%;
}

/* Form kartı */
.contact-form-card {
    padding: clamp(1.75rem, 4vw, 2.5rem);
    border-radius: var(--radius-2xl);
    position: relative;
    overflow: hidden;
}

.contact-form-card__glow {
    position: absolute;
    top: 0;
    right: 0;
    width: 8rem;
    height: 8rem;
    background: rgba(68, 143, 255, 0.08);
    filter: blur(3rem);
    pointer-events: none;
}

/* Form elemanları */
.form {
    position: relative;
    z-index: 1;
}

.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.form__group:last-of-type {
    margin-bottom: 1.5rem;
}

.form__label {
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--clr-on-surface-var);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding-inline: 0.25rem;
}

.form__input,
.form__textarea,
.form__select {
    width: 100%;
    background: var(--clr-surface-lowest);
    border: 1.5px solid transparent;
    border-radius: var(--radius-md);
    padding: 0.875rem 1rem;
    color: var(--clr-on-surface);
    font-size: 0.9375rem;
    outline: none;
    transition: border-color var(--transition-fast),
                box-shadow var(--transition-fast);
}

.form__input::placeholder,
.form__textarea::placeholder {
    color: var(--clr-outline-var);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
    border-color: var(--clr-primary-container);
    box-shadow: 0 0 0 3px rgba(68, 143, 255, 0.15);
}

.form__input.is-invalid,
.form__textarea.is-invalid {
    border-color: #ff6b6b;
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.12);
}

.form__error {
    font-size: 0.75rem;
    color: #ff6b6b;
    display: none;
}

.form__error.is-visible { display: block; }

.form__textarea {
    resize: none;
    min-height: 9rem;
}

/* Form geri bildirim mesajları */
.form__feedback {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    display: none;
    margin-top: 1rem;
    align-items: center;
    gap: 0.625rem;
}
.form__feedback--success {
    background: rgba(78, 222, 163, 0.10);
    border: 1px solid rgba(78, 222, 163, 0.25);
    color: var(--clr-secondary);
}
.form__feedback--error {
    background: rgba(255, 107, 107, 0.10);
    border: 1px solid rgba(255, 107, 107, 0.25);
    color: #ff6b6b;
}
.form__feedback.is-visible {
    display: flex;
}


/* ==========================================================================
   13. FOOTER
   ========================================================================== */
.footer {
    position: relative;
    z-index: 1;
    background: var(--clr-bg);
    border-top: 1px solid rgba(65, 71, 84, 0.25);
    padding-block: 2.5rem;
    margin-top: var(--space-2xl);
}

.footer__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.footer__brand {
    margin-bottom: 0.375rem;
    display: block;
    line-height: 1;
}

.footer__logo {
    height: 30px;
    width: auto;
    display: block;
    object-fit: contain;
    opacity: 0.9;
    filter: drop-shadow(0 0 8px rgba(68, 143, 255, 0.2));
    transition: opacity var(--transition-fast);
}

.footer__logo:hover {
    opacity: 1;
}

.footer__copy {
    font-size: 0.8125rem;
    color: var(--clr-outline);
}

/* Linkler */
.footer__links {
    display: flex;
    gap: 2rem;
}

.footer__link {
    font-size: 0.875rem;
    color: var(--clr-outline);
    text-decoration: none;
    opacity: 0.85;
    transition: color var(--transition-fast), opacity var(--transition-fast);
}

.footer__link:hover {
    color: var(--clr-primary-container);
    opacity: 1;
}

/* Sosyal ikonlar */
.footer__socials {
    display: flex;
    gap: 0.5rem;
}

.footer__social-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--clr-surface-high);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 400;
    font-size: 1.125rem;
    color: var(--clr-on-surface-var);
    transition: background var(--transition-fast),
                color var(--transition-fast),
                transform var(--transition-fast);
}

.footer__social-icon:hover {
    background: rgba(68, 143, 255, 0.18);
    color: var(--clr-primary);
    transform: translateY(-2px);
}


/* ==========================================================================
   14. SAYFA BAŞLIK BANDI (page-hero)
   ========================================================================== */
.page-hero {
    position: relative;
    z-index: 1;
    padding-top: calc(var(--space-2xl) + 5rem);
    padding-bottom: var(--space-xl);
    text-align: center;
}

.page-hero__eyebrow {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--clr-primary-container);
    background: rgba(68, 143, 255, 0.10);
    padding: 0.375rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
}

.page-hero__title {
    margin-bottom: 1rem;
}

.page-hero__desc {
    font-size: clamp(1rem, 1.8vw, 1.125rem);
    max-width: 42rem;
    margin-inline: auto;
}


/* ==========================================================================
   15. HAKKIMIZDA SAYFASI (about-page)
   ========================================================================== */

/* Hikaye bölümü */
.about-story__inner {
    display: flex;
    gap: clamp(2rem, 6vw, 5rem);
    align-items: center;
}

.about-story__img-col {
    flex: 0 0 45%;
    max-width: 45%;
    position: relative;
}

.about-story__img {
    border-radius: var(--radius-xl);
    width: 100%;
    object-fit: cover;
    box-shadow: var(--shadow-lg);
}

.about-story__badge {
    position: absolute;
    bottom: 1.5rem;
    right: -1.5rem;
    background: var(--clr-surface-high);
    border: 1px solid rgba(65, 71, 84, 0.3);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.about-story__badge-number {
    display: block;
    font-family: var(--font-headline);
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--clr-primary);
    line-height: 1;
}

.about-story__badge-label {
    font-size: 0.75rem;
    color: var(--clr-on-surface-var);
    margin-top: 0.25rem;
}

.about-story__content {
    flex: 1;
}

.about-story__content p {
    margin-bottom: 1.25rem;
    font-size: 1rem;
    line-height: 1.8;
}

/* Değerler bölümü */
.about-values__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.value-card {
    background: var(--clr-surface-low);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 1px solid transparent;
    transition: transform var(--transition-normal),
                border-color var(--transition-normal),
                box-shadow var(--transition-normal);
}

.value-card:hover {
    transform: translateY(-4px);
    border-color: rgba(68, 143, 255, 0.15);
    box-shadow: var(--shadow-md);
}

.value-card__icon {
    font-size: 2rem;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 400;
    color: var(--clr-primary-container);
    margin-bottom: 1rem;
}

.value-card__title {
    margin-bottom: 0.75rem;
    color: #fff;
}

.value-card__desc {
    font-size: 0.9375rem;
    line-height: 1.65;
}

/* Ekip bölümü */
.about-team__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 280px));
    gap: 1.5rem;
    justify-content: center;
}

.team-card {
    background: var(--clr-surface-low);
    border-radius: var(--radius-xl);
    overflow: hidden;
    text-align: center;
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal);
}

.team-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

.team-card__img-wrap {
    position: relative;
    overflow: hidden;
}

.team-card__img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    filter: grayscale(40%);
    transition: filter var(--transition-normal), transform var(--transition-slow);
}

.team-card:hover .team-card__img {
    filter: grayscale(0%);
    transform: scale(1.04);
}

.team-card__body {
    padding: 1.25rem;
}

.team-card__name {
    color: #fff;
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.team-card__role {
    font-size: 0.8125rem;
    color: var(--clr-on-surface-var);
}

/* Stats satırı */
.about-stats {
    background: var(--clr-surface-low);
    border-radius: var(--radius-xl);
    padding: var(--space-lg) var(--space-xl);
}

.about-stats__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 2rem;
}

.about-stat {
    text-align: center;
}

.about-stat__number {
    font-family: var(--font-headline);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--clr-primary);
    line-height: 1;
    margin-bottom: 0.375rem;
}

.about-stat__label {
    font-size: 0.875rem;
    color: var(--clr-on-surface-var);
    letter-spacing: 0.05em;
}


/* ==========================================================================
   16. İLETİŞİM SAYFASI (contact-page)
   ========================================================================== */
.contact-page__grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}

.contact-info__title {
    margin-bottom: 1rem;
}

.contact-info__desc {
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 2rem;
}

.contact-info__items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.contact-info__item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-info__icon-wrap {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-sm);
    background: rgba(68, 143, 255, 0.10);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 400;
    color: var(--clr-primary);
    font-size: 1.375rem;
}

.contact-info__item-title {
    font-family: var(--font-headline);
    font-weight: 700;
    color: #fff;
    font-size: 0.875rem;
    margin-bottom: 0.15rem;
}

.contact-info__item-value {
    font-size: 0.9375rem;
    color: var(--clr-on-surface-var);
}

.contact-info__socials-title {
    font-family: var(--font-headline);
    font-weight: 700;
    color: var(--clr-on-surface-var);
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

/* Harita placeholder */
.contact-map {
    width: 100%;
    height: 16rem;
    border-radius: var(--radius-lg);
    background: var(--clr-surface-low);
    overflow: hidden;
    border: 1px solid rgba(65, 71, 84, 0.3);
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-outline);
    font-size: 0.9375rem;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}


/* ==========================================================================
   17. CTA BANDI (cta-band) — Opsiyonel
   ========================================================================== */
.cta-band {
    position: relative;
    z-index: 1;
    margin-block: var(--space-2xl);
}

.cta-band__inner {
    padding: var(--space-xl) clamp(2rem, 6vw, 5rem);
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg,
        rgba(68, 143, 255, 0.18) 0%,
        rgba(78, 222, 163, 0.10) 100%
    );
    border: 1px solid rgba(68, 143, 255, 0.20);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.cta-band__title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    max-width: 36rem;
}

.cta-band__sub {
    margin-top: 0.5rem;
    font-size: 0.9375rem;
}


/* ==========================================================================
   18. SCROLL ANİMASYONLARI
   ========================================================================== */

/* Başlangıç durumu */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s cubic-bezier(0.23, 1, 0.32, 1),
                transform 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

/* Görünür olunca */
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Gecikme sınıfları */
.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }
.reveal--delay-6 { transition-delay: 0.6s; }

/* Soldan gelen */
.reveal--left {
    transform: translateX(-40px);
}
.reveal--left.is-visible {
    transform: translateX(0);
}

/* Sağdan gelen */
.reveal--right {
    transform: translateX(40px);
}
.reveal--right.is-visible {
    transform: translateX(0);
}

/* Sayaç animasyonu (rakamlar için) */
.count-up {
    display: inline-block;
}


/* ==========================================================================
   19. KEYFRAME ANİMASYONLARI
   ========================================================================== */

@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(78, 222, 163, 0.5); }
    70%  { box-shadow: 0 0 0 6px rgba(78, 222, 163, 0); }
    100% { box-shadow: 0 0 0 0 rgba(78, 222, 163, 0); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-8px); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}


/* ==========================================================================
   20. RESPONSİVE (Media Queries)
   ========================================================================== */

/* Tablet ve altı */
@media (max-width: 1024px) {

    .hero__inner {
        flex-direction: column;
    }

    .hero__content,
    .hero__visual {
        flex: none;
        max-width: 100%;
        width: 100%;
    }

    .about-story__inner {
        flex-direction: column;
    }

    .about-story__img-col {
        flex: none;
        max-width: 100%;
        width: 100%;
    }

    .about-story__badge {
        right: 1rem;
    }

    .contact-section__inner {
        flex-direction: column;
    }

    .contact-section__form-wrap {
        flex: none;
        max-width: 100%;
        width: 100%;
    }

    .contact-page__grid {
        grid-template-columns: 1fr;
    }

    .cta-band__inner {
        text-align: center;
        flex-direction: column;
        align-items: center;
    }
}

/* Mobil */
@media (max-width: 768px) {

    .navbar__menu {
        display: none;
    }

    .navbar__hamburger {
        display: flex;
    }

    .form__row {
        grid-template-columns: 1fr;
    }

    .trust-bar__inner {
        flex-direction: column;
        align-items: flex-start;
        padding: 1.75rem;
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
        gap: 1.25rem;
    }

    .footer__links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .about-stats__grid {
        justify-content: center;
    }

    .services__grid {
        grid-template-columns: 1fr;
    }
}

/* Küçük mobil */
@media (max-width: 480px) {
    .hero__cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}


/* ==========================================================================
   21. PORTFOLYO KARTI (portfolio-card)
   ========================================================================== */

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.75rem;
}

/* Kart */
.portfolio-card {
    background: var(--clr-surface-low);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid transparent;
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal),
                border-color var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.portfolio-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md), var(--shadow-glow-primary);
    border-color: rgba(68, 143, 255, 0.18);
}

/* ------ Tarayıcı Mockup Thumbnail ------ */
.portfolio-card__thumb {
    position: relative;
    overflow: hidden;
    background: var(--clr-surface-lowest);
    flex-shrink: 0;
}

/* Sahte tarayıcı çubuğu */
.portfolio-card__browser-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 0.875rem;
    background: var(--clr-surface-highest);
    border-bottom: 1px solid rgba(65, 71, 84, 0.4);
    position: relative;
    z-index: 1;
}

.portfolio-card__dots {
    display: flex;
    gap: 0.35rem;
    flex-shrink: 0;
}

.portfolio-card__dot {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 50%;
}
.portfolio-card__dot:nth-child(1) { background: #ff5f57; }
.portfolio-card__dot:nth-child(2) { background: #febc2e; }
.portfolio-card__dot:nth-child(3) { background: #28c840; }

.portfolio-card__url-bar {
    flex: 1;
    background: var(--clr-surface-low);
    border-radius: var(--radius-sm);
    padding: 0.25rem 0.625rem;
    font-size: 0.6875rem;
    color: var(--clr-outline);
    letter-spacing: 0.01em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Ekran alanı */
.portfolio-card__screen {
    height: 11rem;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: filter var(--transition-slow);
}

.portfolio-card:hover .portfolio-card__screen {
    filter: brightness(1.08);
}

/* Gradient arka plan — her kart için modifier ile değiştirilir */
.portfolio-card__screen--1 {
    background: linear-gradient(135deg, #0d2340 0%, #0a3560 40%, #1a5490 100%);
}
.portfolio-card__screen--2 {
    background: linear-gradient(135deg, #0a1f0d 0%, #0d3d20 40%, #0f5c2e 100%);
}
.portfolio-card__screen--3 {
    background: linear-gradient(135deg, #201028 0%, #3d1060 40%, #6020a0 100%);
}
.portfolio-card__screen--4 {
    background: linear-gradient(135deg, #201510 0%, #5c2a00 40%, #8b4000 100%);
}
.portfolio-card__screen--5 {
    background: linear-gradient(135deg, #0d1f2d 0%, #0a3040 40%, #0d4a5c 100%);
}
.portfolio-card__screen--6 {
    background: linear-gradient(135deg, #1a0d00 0%, #3d2000 40%, #5c3010 100%);
}

.portfolio-card__screen-logo {
    text-align: center;
    z-index: 1;
    padding: 1rem;
}

.portfolio-card__screen-name {
    font-family: var(--font-headline);
    font-weight: 800;
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: rgba(255, 255, 255, 0.90);
    letter-spacing: -0.03em;
    display: block;
    margin-bottom: 0.375rem;
}

.portfolio-card__screen-domain {
    font-size: 0.6875rem;
    color: rgba(255, 255, 255, 0.40);
    letter-spacing: 0.08em;
}

/* Dekoratif ışık topu */
.portfolio-card__screen::before {
    content: '';
    position: absolute;
    width: 60%;
    height: 60%;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.18;
    background: radial-gradient(circle, #abc7ff 0%, transparent 70%);
    pointer-events: none;
}

/* Hover üzerinde "Hızlı Bakış" overlay */
.portfolio-card__thumb-overlay {
    position: absolute;
    inset: 0;
    background: rgba(4, 19, 41, 0.72);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 2;
    cursor: pointer;
}

.portfolio-card:hover .portfolio-card__thumb-overlay {
    opacity: 1;
}

.portfolio-card__overlay-icon {
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 300;
    font-size: 2.5rem;
    color: var(--clr-primary);
    line-height: 1;
}

.portfolio-card__overlay-text {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 0.8125rem;
    color: var(--clr-primary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ------ Kart Gövdesi ------ */
.portfolio-card__body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.portfolio-card__category {
    display: inline-block;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--clr-primary-container);
    background: rgba(68, 143, 255, 0.10);
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.75rem;
}

.portfolio-card__title {
    font-size: 1.0625rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.portfolio-card__desc {
    font-size: 0.875rem;
    color: var(--clr-on-surface-var);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1.125rem;
}

/* Teknoloji etiketleri */
.portfolio-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

.portfolio-card__tag {
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: var(--clr-surface-highest);
    color: var(--clr-on-surface-var);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(65, 71, 84, 0.4);
}

/* Eylem butonları */
.portfolio-card__actions {
    display: flex;
    gap: 0.625rem;
    margin-top: auto;
}

.portfolio-card__btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    padding: 0.625rem 1rem;
    border-radius: var(--radius-md);
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 0.8125rem;
    transition: background var(--transition-fast),
                color var(--transition-fast),
                transform var(--transition-fast),
                box-shadow var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
    border: none;
    outline: none;
    text-decoration: none;
}

.portfolio-card__btn--visit {
    background: var(--clr-surface-highest);
    color: var(--clr-on-surface-var);
    border: 1px solid rgba(65, 71, 84, 0.4);
}
.portfolio-card__btn--visit:hover {
    background: var(--clr-surface-high);
    color: var(--clr-on-surface);
    transform: translateY(-1px);
}

.portfolio-card__btn--preview {
    background: var(--clr-primary-container);
    color: var(--clr-on-primary-cnt);
    box-shadow: var(--shadow-glow-primary);
}
.portfolio-card__btn--preview:hover {
    filter: brightness(1.12);
    transform: translateY(-1px);
}

.portfolio-card__btn .material-symbols-outlined {
    font-size: 0.9375rem;
    font-variation-settings: 'FILL' 0, 'wght' 400;
    line-height: 1;
}


/* ==========================================================================
   22. PORTFOLYO MODAL (pf-modal)
   ========================================================================== */

/* Overlay */
.pf-modal {
    position: fixed;
    inset: 0;
    z-index: 9990;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;

    /* Başlangıç: gizli */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s cubic-bezier(0.23, 1, 0.32, 1),
                visibility 0.35s;
}

.pf-modal.is-open {
    opacity: 1;
    visibility: visible;
}

/* Bulanık arka plan (backdrop) */
.pf-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(4, 19, 41, 0.80);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    cursor: pointer; /* tıklanınca kapanır */
}

/* İçerik kutusu */
.pf-modal__container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1100px;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    background: var(--clr-surface-low);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(65, 71, 84, 0.35);
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.65);
    overflow: hidden;

    /* Giris animasyonu */
    transform: translateY(30px) scale(0.97);
    transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1);
}

.pf-modal.is-open .pf-modal__container {
    transform: translateY(0) scale(1);
}

/* Başlık çubuğu */
.pf-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1.125rem;
    background: var(--clr-surface-highest);
    border-bottom: 1px solid rgba(65, 71, 84, 0.3);
    flex-shrink: 0;
    gap: 0.75rem;
}

.pf-modal__header-left {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    min-width: 0;
}

.pf-modal__dots {
    display: flex;
    gap: 0.35rem;
    flex-shrink: 0;
}
.pf-modal__dot {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 50%;
}
.pf-modal__dot:nth-child(1) { background: #ff5f57; }
.pf-modal__dot:nth-child(2) { background: #febc2e; }
.pf-modal__dot:nth-child(3) { background: #28c840; }

.pf-modal__title {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--clr-on-surface);
    letter-spacing: -0.01em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pf-modal__url {
    font-size: 0.6875rem;
    color: var(--clr-outline);
    background: var(--clr-surface-low);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 300px;
}

/* Sağ: eylem butonları */
.pf-modal__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.pf-modal__open-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 0.75rem;
    color: var(--clr-primary);
    background: rgba(68, 143, 255, 0.10);
    border: 1px solid rgba(68, 143, 255, 0.20);
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.75rem;
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
    cursor: pointer;
}
.pf-modal__open-btn:hover {
    background: rgba(68, 143, 255, 0.20);
    color: #fff;
}
.pf-modal__open-btn .material-symbols-outlined {
    font-size: 0.875rem;
    font-variation-settings: 'FILL' 0, 'wght' 400;
}

.pf-modal__close {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 145, 160, 0.10);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--clr-on-surface-var);
    cursor: pointer;
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 400;
    font-size: 1.125rem;
    line-height: 1;
    transition: background var(--transition-fast), color var(--transition-fast);
    flex-shrink: 0;
}
.pf-modal__close:hover {
    background: rgba(255, 107, 107, 0.15);
    color: #ff6b6b;
}

/* İframe alanı */
.pf-modal__body {
    flex: 1;
    min-height: 0;
    position: relative;
    background: #ffffff;
}

.pf-modal__iframe {
    width: 100%;
    height: 85vh;
    max-height: calc(92vh - 3.5rem); /* header yüksekliği çıkarılır */
    border: none;
    display: block;
    background: var(--clr-surface-lowest);
}

/* Yükleme göstergesi */
.pf-modal__loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: var(--clr-surface-low);
    z-index: 2;
    transition: opacity 0.3s ease;
}
.pf-modal__loading.is-hidden {
    opacity: 0;
    pointer-events: none;
}
.pf-modal__loading-spinner {
    width: 2.5rem;
    height: 2.5rem;
    border: 3px solid var(--clr-surface-high);
    border-top-color: var(--clr-primary-container);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
.pf-modal__loading-text {
    font-size: 0.875rem;
    color: var(--clr-on-surface-var);
}

/* Hata mesajı (iframe bloklandığında) */
.pf-modal__error {
    position: absolute;
    inset: 0;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: var(--clr-surface-low);
    z-index: 3;
    text-align: center;
    padding: 2rem;
}
.pf-modal__error.is-visible { display: flex; }
.pf-modal__error-icon {
    font-family: 'Material Symbols Outlined', sans-serif;
    font-variation-settings: 'FILL' 0, 'wght' 300;
    font-size: 3.5rem;
    color: var(--clr-outline);
    line-height: 1;
}
.pf-modal__error-title {
    font-family: var(--font-headline);
    font-weight: 700;
    color: var(--clr-on-surface);
    font-size: 1.125rem;
}
.pf-modal__error-desc {
    font-size: 0.9375rem;
    color: var(--clr-on-surface-var);
    max-width: 28rem;
    line-height: 1.6;
}

/* Portfolyo sayfası filtre butonları */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin-bottom: 2.5rem;
}

.portfolio-filter-btn {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-family: var(--font-headline);
    font-weight: 600;
    font-size: 0.8125rem;
    border: 1.5px solid var(--clr-outline-var);
    background: transparent;
    color: var(--clr-on-surface-var);
    cursor: pointer;
    transition: background var(--transition-fast),
                color var(--transition-fast),
                border-color var(--transition-fast);
}
.portfolio-filter-btn:hover,
.portfolio-filter-btn.is-active {
    background: var(--clr-primary-container);
    color: var(--clr-on-primary-cnt);
    border-color: var(--clr-primary-container);
}

@media (max-width: 640px) {
    .pf-modal__url { display: none; }
    .pf-modal__header { padding: 0.7rem 0.875rem; }
}

/* ==========================================================================
   YASAL SAYFALAR (gizlilik, kullanim, kvkk)
   ========================================================================== */

/* --- Wrapper ---------------------------------------------------------- */
.legal-content {
    color: var(--clr-on-surface-var);
    font-size: 1.0625rem;
    line-height: 1.85;
    background: var(--clr-surface-low);
    border: 1px solid var(--clr-outline-var);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
}

/* --- Intro / first paragraph: callout --------------------------------- */
.legal-content > p:first-child {
    background: rgba(68, 143, 255, 0.07);
    border-left: 3px solid var(--clr-primary-container);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 1.125rem 1.375rem;
    color: var(--clr-on-surface);
    margin-bottom: 2.25rem;
    font-size: 1rem;
}

/* --- Regular paragraphs ----------------------------------------------- */
.legal-content p {
    margin-bottom: 1.25rem;
    color: var(--clr-on-surface-var);
}

/* --- Section headings ------------------------------------------------- */
.legal-content h2 {
    font-family: var(--font-headline);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--clr-primary);
    margin: 2.75rem 0 1.125rem;
    padding: 0.5rem 1rem 0.5rem 1.125rem;
    background: rgba(68, 143, 255, 0.08);
    border-left: 2px solid var(--clr-primary-container);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    display: flex;
    align-items: center;
}

.legal-content h2:first-of-type {
    margin-top: 1.75rem;
}

/* --- Inline emphasis -------------------------------------------------- */
.legal-content strong {
    color: var(--clr-on-surface);
    font-weight: 600;
}

.legal-content em {
    color: var(--clr-tertiary);
    font-style: italic;
}

/* --- Links ------------------------------------------------------------ */
.legal-content a {
    color: var(--clr-primary) !important;
    text-decoration: none;
    border-bottom: 1px solid rgba(171, 199, 255, 0.3);
    transition: color var(--transition-fast), border-color var(--transition-fast);
    font-weight: 500;
}

.legal-content a:hover {
    color: #fff !important;
    border-bottom-color: var(--clr-primary-container);
}

/* --- Unordered lists -------------------------------------------------- */
.legal-content ul {
    padding: 0;
    list-style: none;
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.0625rem;
}

.legal-content ul li {
    position: relative;
    padding: 0.5rem 0.75rem 0.5rem 2.125rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.legal-content ul li:hover {
    background: rgba(68, 143, 255, 0.05);
}

.legal-content ul li::before {
    content: '';
    position: absolute;
    left: 0.875rem;
    top: 1.05rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--clr-primary-container);
    box-shadow: 0 0 8px rgba(68, 143, 255, 0.6);
}

/* --- Table ------------------------------------------------------------ */
.legal-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 0.75rem 0 1.75rem;
    font-size: 0.9375rem;
    border: 1px solid var(--clr-outline-var);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.legal-table th,
.legal-table td {
    padding: 0.875rem 1.125rem;
    text-align: left;
    border-bottom: 1px solid var(--clr-outline-var);
    vertical-align: top;
}

.legal-table th:not(:last-child),
.legal-table td:not(:last-child) {
    border-right: 1px solid var(--clr-outline-var);
}

.legal-table tr:last-child td,
.legal-table tr:last-child th {
    border-bottom: none;
}

.legal-table thead th {
    background: linear-gradient(
        135deg,
        rgba(68, 143, 255, 0.15),
        rgba(68, 143, 255, 0.07)
    );
    color: var(--clr-primary);
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 1px solid rgba(68, 143, 255, 0.2);
}

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

.legal-table tbody tr:hover td,
.legal-table tbody tr:hover th {
    background: rgba(68, 143, 255, 0.05);
}

.legal-table tbody th {
    color: var(--clr-on-surface);
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    width: 180px;
    background: rgba(255, 255, 255, 0.015);
}

/* --- Responsive ------------------------------------------------------- */
@media (max-width: 768px) {
    .legal-content {
        padding: var(--space-lg) var(--space-md);
        border-radius: var(--radius-lg);
    }
}

@media (max-width: 640px) {
    .legal-content {
        padding: var(--space-md);
        border-radius: var(--radius-md);
        border-left: none;
        border-right: none;
        border-radius: 0;
    }

    .legal-table {
        font-size: 0.8125rem;
        border-radius: var(--radius-sm);
    }

    .legal-table th,
    .legal-table td {
        padding: 0.625rem 0.75rem;
    }

    .legal-table tbody th {
        white-space: normal;
        width: auto;
    }
}