/* ======= VARIABLES ======= */
:root {
    /* Modern Anthracite Palette */
    --antracite-darkest: #181A1B;
    --antracite-dark: #23272A;
    --antracite: #252525;
    --antracite-light: #313338;
    --gold: #FFD700;
    --gold-dark: #C9B037;
    --white: #FFFFFF;
    --gray-light: #E0E0E0;
    --gray-medium: #A0A0A0;
    --gray-muted: #888888;

    --primary-color: var(--antracite-dark);
    --secondary-color: var(--gold);
    --accent-color: var(--gold-dark);
    --text-color: var(--white);
    --light-color: var(--gray-light);
    --muted-color: var(--gray-muted);
    --dark-color: var(--antracite-darkest);

    /* Fonts */
    --body-font: 'Poppins', sans-serif;
    --heading-font: 'Montserrat', sans-serif;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

/* ======= RESET & BASE STYLES ======= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 62.5%; /* 1rem = 10px */
}

body {
    font-family: var(--body-font);
    font-size: 1.6rem;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--primary-color);
    overflow-x: hidden;
    z-index: 1;
    position: relative;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button, input, textarea {
    font-family: var(--body-font);
    font-size: 1.6rem;
    outline: none;
    border: none;
}

.container {
    width: 100%;
    max-width: 120rem;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 10rem 0;
    position: relative;
    background: var(--primary-color);
}

/* ======= PRELOADER ======= */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: var(--transition-slow);
}

.preloader.hide {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader {
    position: relative;
    width: 8rem;
    height: 8rem;
}

.loader .circle {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 3px solid transparent;
    border-radius: 50%;
}

.loader .circle:nth-child(1) {
    border-top-color: var(--accent-color);
    animation: spin 1s linear infinite;
}

.loader .circle:nth-child(2) {
    border-left-color: var(--secondary-color);
    animation: spin 0.8s linear reverse infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ======= HEADER ======= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 10px 0;
    z-index: 200;
    background: rgba(24, 26, 27, 0.82);
    backdrop-filter: blur(12px) saturate(140%);
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.12);
    min-height: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.25s, box-shadow 0.25s, min-height 0.25s, padding 0.25s;
}
.header.sticky {
    background: rgba(24,26,27,0.95);
    min-height: 44px;
    padding: 3px 0;
    box-shadow: 0 5px 24px rgba(0,0,0,0.18);
}

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

.logo img {
    height: 52px;
    width: auto;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.6rem;
    margin-left: auto;
}

.nav-link {
    font-family: var(--heading-font);
    font-size: 1.7rem;
    font-weight: 500;
    color: #fff;
    letter-spacing: 0.02em;
    padding: 6px 0;
    border: none;
    background: none;
    position: relative;
    transition: color 0.2s;
}
.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
}
.nav-link.active::after,
.nav-link:hover::after {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 2.5px;
    background: linear-gradient(90deg, #FFD700 0%, #fff700b8 100%);
    border-radius: 2px;
    transition: width 0.3s;
}

/* Hamburger Modern */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 42px;
    height: 42px;
    cursor: pointer;
    z-index: 300;
    margin-left: 24px;
}
.hamburger .bar {
    width: 26px;
    height: 3px;
    background: #fff;
    margin: 4px 0;
    border-radius: 2px;
    transition: all 0.35s cubic-bezier(.7,.2,.2,1);
}
.hamburger.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}
.hamburger.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobil Menü */
@media screen and (max-width: 900px) {
    .nav-menu {
        position: fixed;
        top: 0; right: -100%;
        width: 80vw;
        max-width: 340px;
        height: 100vh;
        background: rgba(24,26,27,0.98);
        flex-direction: column;
        align-items: flex-start;
        padding: 90px 32px 32px 32px;
        gap: 2.4rem;
        box-shadow: -2px 0 32px 0 rgba(0,0,0,0.12);
        transition: right 0.35s cubic-bezier(.7,.2,.2,1);
        z-index: 250;
    }
    .nav-menu.active {
        right: 0;
    }
    .hamburger {
        display: flex;
    }
}

@media screen and (max-width: 576px) {
    .nav-menu {
        width: 100vw;
        max-width: 100vw;
        padding: 90px 12vw 32px 12vw;
    }
    .logo img {
        height: 38px;
    }
}

/* Menü açıkken arka planı karart */
.menu-backdrop {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(0,0,0,0.28);
    z-index: 180;
    transition: opacity 0.3s;
}
.menu-backdrop.active {
    display: block;
    opacity: 1;
}

/* ======= HERO SECTION ======= */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px; /* Minimum yükseklik */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--primary-color); /* Sade, tek renk arka plan */
    overflow: hidden;
    padding-top: 80px; /* Header yüksekliği kadar boşluk */
}

.hero-section {
    padding: 5rem 0 4rem 0; /* Üst ve alt boşlukları azalttım */
}

.hero-content {
    position: relative;
    width: 100%;
    max-width: 800px;
    text-align: center;
    padding: 0 20px;
    z-index: 10;
    margin: 0 auto;
    padding-top: 2rem; /* Üstteki boşluğu azalttım */

    box-shadow: none !important;
    border: none !important;
    outline: none !important;
    border-radius: 0 !important;
    opacity: 1 !important;
    padding: 0 !important;
}

.overlay {
    background: none !important;
    background-color: transparent !important;
    opacity: 0 !important;
    box-shadow: none !important;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 10px;
    color: var(--secondary-color);
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: none !important;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.hero-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: none !important;
    transition-delay: 0 !important;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--text-color);
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: none !important;
    transition-delay: 0 !important;
}

.hero-content h1.active,
.hero-content h2.active,
.hero-content p.active,
.hero-buttons.active {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: none !important;
    transition-delay: 0 !important;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    z-index: -1;
}

.btn:hover::before {
    left: 0;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--dark-color);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.5);
}

.btn-primary:hover {
    background-color: var(--accent-color);
    color: var(--dark-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 215, 0, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--light-color);
    border: 2px solid var(--light-color);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

.btn-outline:hover {
    background-color: var(--light-color);
    color: var(--dark-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 255, 255, 0.2);
    border-color: var(--light-color);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    background: none !important;
    background-color: transparent !important;
    box-shadow: none !important;
    opacity: 1 !important;
}

/* Hero bölümüne eklenen ana logo için stil */
.hero-logo-test {
    display: block;
    width: 400px; /* Daha makul bir genişlik */
    max-width: 90vw; /* Mobilde taşmasın */
    height: auto;
    margin: 0 auto 0 auto; /* Ortalandı */
    transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

.hero-logo-test:hover {
    transform: scale(1.02);
}



/* Hero bölümü şirket ismi */
.hero-content .hero-company-name {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(3.8rem, 12vw, 8rem) !important;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--secondary-color);
    text-align: center;
    margin-top: 0; /* Logodan hemen sonra başlasın */
    margin-bottom: 1rem;
    line-height: 1.02;
}

@media screen and (max-width: 768px) {
    .hero-content .hero-company-name {
        font-size: clamp(2.8rem, 16vw, 5.5rem) !important;
    }
}

@media screen and (max-width: 576px) {
    .hero-content .hero-company-name {
        font-size: clamp(2.2rem, 18vw, 4.2rem) !important;
    }
}

/* Basit Arka Plan Elementi (Opsiyonel) */
.hero-background-element {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: none !important;
    background-color: transparent !important;
    box-shadow: none !important;
    opacity: 1 !important;
}

/* ======= SECTION HEADER ======= */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-family: var(--heading-font);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

.section-header p {
    color: var(--muted-color);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* ======= SERVICES SECTION ======= */
.services {
    padding: 100px 0;
    background-color: var(--antracite);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: -50px;
    left: 0;
    width: 100%;
    height: 100px;
    background-color: var(--antracite);
    clip-path: polygon(0 0, 100% 50%, 100% 100%, 0% 100%);
    z-index: 1;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--antracite-light);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    border: 1px solid var(--gold);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background-color: var(--secondary-color);
    transition: var(--transition);
    z-index: -1;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: var(--gold);
}

.service-card:hover::before {
    height: 100%;
    opacity: 0.05;
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(245, 223, 77, 0.1);
    border-radius: 50%;
    font-size: 2rem;
    color: var(--secondary-color);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--secondary-color);
    color: var(--dark-color);
    transform: rotateY(360deg);
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.service-card p {
    color: var(--gray-light);
    margin-bottom: 0;
}

/* ======= CONTACT SECTION ======= */
.contact {
    padding: 100px 0;
    background-color: var(--antracite);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: -50px;
    left: 0;
    width: 100%;
    height: 100px;
    background-color: var(--antracite);
    clip-path: polygon(0 50%, 100% 0, 100% 100%, 0% 100%);
    z-index: 1;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.contact-info {
    background-color: var(--antracite-light);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gold);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-right: 15px;
    margin-top: 5px;
}

.contact-item h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--secondary-color);
}

.contact-item p {
    color: var(--gray-light);
    margin-bottom: 0;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--antracite);
    border-radius: 50%;
    color: var(--light-color);
    font-size: 1rem;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--gold-dark);
    color: var(--dark-color);
    transform: translateY(-5px);
}

.contact-form {
    background-color: var(--antracite-light);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gold);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--antracite);
    border: 1px solid var(--antracite-light);
    border-radius: 5px;
    color: var(--light-color);
    font-family: var(--body-font);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(245, 223, 77, 0.2);
}

.form-group textarea {
    height: 150px;
    resize: none;
}

/* Form Styles */
.form-message {
    margin-top: 15px;
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 14px;
    transition: opacity 0.5s ease;
}

.form-message.success {
    background-color: rgba(76, 175, 80, 0.2);
    color: #4CAF50;
    border: 1px solid #4CAF50;
}

.form-message.error {
    background-color: rgba(244, 67, 54, 0.2);
    color: #F44336;
    border: 1px solid #F44336;
}

.form-message.fade-out {
    opacity: 0;
}

.contact-form button[type="submit"] {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.contact-form button[type="submit"]:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ======= FOOTER ======= */
.footer {
    background-color: var(--dark-color);
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(245, 223, 77, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-logo {
    display: block; /* Ortalamak ve boşluk vermek için block seviyesine getir */
    height: 50px;   /* Yüksekliği belirle */
    width: auto;    /* Genişlik otomatik ayarlansın */
    margin: 0 auto 20px auto; /* Üst 0, sağ/sol auto (ortala), alt 20px */
}

.footer-logo img {
    height: 50px;
}

.footer p {
    color: var(--muted-color);
    margin-bottom: 0;
}

/* ======= BACK TO TOP BUTTON ======= */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--secondary-color);
    color: var(--dark-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--gold-light);
    transform: translateY(-5px);
}

/* ======= RESPONSIVE STYLES ======= */
@media screen and (max-width: 1024px) {
    html {
        font-size: 55%;
    }
    
    .hero-content h1 {
        font-size: 5rem;
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

@media screen and (max-width: 768px) {
    html {
        font-size: 50%;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--antracite);
        flex-direction: column;
        justify-content: center;
        gap: 3rem;
        transition: var(--transition);
        z-index: 98;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: block;
        z-index: 99;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
    
    .hero-content h1 {
        font-size: 4rem;
    }
    
    .hero-content h2 {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 3.5rem;
    }
}

@media screen and (max-width: 576px) {
    section {
        padding: 7rem 0;
    }
    
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 3rem;
    }
    
    .contact-content {
        gap: 3rem;
    }
    
    .contact-info,
    .contact-form {
        padding: 3rem;
    }
}

/* === ANIMATION KEYFRAMES === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: none; }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-40px); }
  to { opacity: 1; transform: none; }
}
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: none; }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: none; }
}

/* === ANIMATION UTILITY CLASSES === */
.animate-fade-in-up { opacity: 0; animation: fadeInUp 0.7s cubic-bezier(.5,.2,.2,1) forwards; }
.animate-fade-in-down { opacity: 0; animation: fadeInDown 0.7s cubic-bezier(.5,.2,.2,1) forwards; }
.animate-fade-in-left { opacity: 0; animation: fadeInLeft 0.7s cubic-bezier(.5,.2,.2,1) forwards; }
.animate-fade-in-right { opacity: 0; animation: fadeInRight 0.7s cubic-bezier(.5,.2,.2,1) forwards; }

/* === HERO ANIMATIONS === */
.hero-logo-test { animation: fadeInDown 1s cubic-bezier(.5,.2,.2,1) forwards; }
.hero-company-name { animation: fadeInUp 1s 0.2s cubic-bezier(.5,.2,.2,1) forwards; }
.hero-title { animation: fadeInUp 1s 0.4s cubic-bezier(.5,.2,.2,1) forwards; }
.hero-subtitle { animation: fadeInUp 1s 0.6s cubic-bezier(.5,.2,.2,1) forwards; }
.btn-primary { transition: transform 0.3s cubic-bezier(.5,.2,.2,1), box-shadow 0.3s cubic-bezier(.5,.2,.2,1); }
.btn-primary:hover { transform: translateY(-4px) scale(1.04); box-shadow: 0 8px 24px rgba(255,215,0,0.15); }

/* === NAVBAR === */
.navbar { animation: fadeInDown 0.7s cubic-bezier(.5,.2,.2,1) forwards; }
.logo img { transition: transform 0.3s cubic-bezier(.5,.2,.2,1), filter 0.3s cubic-bezier(.5,.2,.2,1); }
.logo img:hover { transform: scale(1.07); filter: drop-shadow(0 0 12px #FFD70088); }

/* === SERVICE CARDS === */
.service-card { opacity: 0; transform: translateY(40px); transition: box-shadow 0.4s cubic-bezier(.5,.2,.2,1), transform 0.4s cubic-bezier(.5,.2,.2,1); }
.service-card.visible { opacity: 1; transform: none; animation: fadeInUp 0.7s cubic-bezier(.5,.2,.2,1) forwards; }
.service-card:hover { transform: translateY(-10px) scale(1.04); box-shadow: 0 15px 40px rgba(255,215,0,0.10); border-color: var(--gold); }

/* === CONTACT === */
.contact-info { animation: fadeInLeft 1s cubic-bezier(.5,.2,.2,1) forwards; }
.contact-item { transition: transform 0.3s cubic-bezier(.5,.2,.2,1), box-shadow 0.3s cubic-bezier(.5,.2,.2,1); }
.contact-item:hover { transform: scale(1.04) translateY(-2px); box-shadow: 0 8px 24px rgba(255,215,0,0.08); }

/* === SECTION TITLES === */
.section-title { animation: fadeInUp 0.8s cubic-bezier(.5,.2,.2,1) forwards; }

/* === FOOTER === */
.footer-logo { animation: fadeInUp 1s cubic-bezier(.5,.2,.2,1) forwards; }

/* === GENERAL === */
.reveal-on-scroll { opacity: 0; }
.reveal-on-scroll.visible { opacity: 1; animation: fadeInUp 0.7s cubic-bezier(.5,.2,.2,1) forwards; }

/* === BLOBS === */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(32px) brightness(1.13) saturate(1.1) drop-shadow(0 0 34px #FFD70033);
  opacity: 0.18;
  mix-blend-mode: lighten;
  animation: blobMove 10s cubic-bezier(.5,.2,.2,1) infinite alternate;
  background: radial-gradient(circle at 60% 40%, #FFD700 60%, #23272A 100%);
  box-shadow: 0 0 60px 10px #FFD70022;
}

.blob1 { left: 4vw; top: 10vh; width: 38vw; height: 38vw; min-width: 180px; min-height: 180px; max-width: 520px; max-height: 520px; animation-delay: 0s; background: radial-gradient(circle at 60% 40%, #FFD700 70%, #23272A 100%); }
.blob2 { right: 8vw; top: 38vh; width: 26vw; height: 26vw; min-width: 120px; min-height: 120px; max-width: 380px; max-height: 380px; animation-delay: 1.1s; background: radial-gradient(circle at 40% 60%, #23272A 70%, #FFD700 100%); }
.blob3 { left: 55vw; top: 72vh; width: 18vw; height: 18vw; min-width: 90px; min-height: 90px; max-width: 230px; max-height: 230px; animation-delay: 2.2s; background: radial-gradient(circle at 50% 50%, #FFD700 60%, #313338 100%); }
.blob4 { left: 20vw; top: 55vh; width: 14vw; height: 14vw; min-width: 60px; min-height: 60px; max-width: 120px; max-height: 120px; animation-delay: 3.1s; background: radial-gradient(circle at 70% 30%, #FFD700 80%, #23272A 100%); }
.blob5 { right: 18vw; top: 18vh; width: 11vw; height: 11vw; min-width: 40px; min-height: 40px; max-width: 80px; max-height: 80px; animation-delay: 4.2s; background: radial-gradient(circle at 30% 70%, #FFD700 70%, #23272A 100%); }
@keyframes blobMove {
  0% { transform: scale(1) translateY(0) rotate(0deg); filter: blur(32px) brightness(1.13); }
  15% { transform: scale(1.18) translateY(-80px) rotate(16deg); filter: blur(52px) brightness(1.23); }
  30% { transform: scale(0.93) translateY(40px) rotate(-18deg); filter: blur(32px) brightness(1.13); }
  55% { transform: scale(1.12) translateY(-60px) rotate(12deg); filter: blur(62px) brightness(1.28); }
  80% { transform: scale(0.88) translateY(60px) rotate(-22deg); filter: blur(38px) brightness(1.09); }
  100% { transform: scale(1.08) translateY(-20px) rotate(0deg); filter: blur(32px) brightness(1.13); }
}

@media screen and (max-width: 768px) {
  .blob1 { width: 70vw; height: 70vw; min-width: 110px; min-height: 110px; max-width: 270px; max-height: 270px; left: -10vw; top: 10vh; }
  .blob2 { width: 38vw; height: 38vw; min-width: 70px; min-height: 70px; max-width: 150px; max-height: 150px; right: -12vw; top: 56vh; }
  .blob3 { width: 28vw; height: 28vw; min-width: 40px; min-height: 40px; max-width: 80px; max-height: 80px; left: 40vw; top: 85vh; }
  .blob4 { width: 18vw; height: 18vw; min-width: 20px; min-height: 20px; max-width: 40px; max-height: 40px; left: 10vw; top: 65vh; }
  .blob5 { width: 12vw; height: 12vw; min-width: 10px; min-height: 10px; max-width: 24px; max-height: 24px; right: 8vw; top: 32vh; }
}



/* === BUTTON GLOW HOVER === */
.btn, .btn-primary {
  transition: box-shadow 0.3s cubic-bezier(.5,.2,.2,1), background 0.3s, color 0.3s;
}
.btn:hover, .btn-primary:hover {
  box-shadow: 0 0 18px 0 #FFD70055, 0 2px 8px #23272A22;
  background: #FFD700;
  color: #23272A;
}

/* === GRADIENT OVERLAY === */
.animated-bg-gradient {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
  background: radial-gradient(ellipse at 60% 30%, #FFE06618 0%, #23272A 80%, #23272A 100%);
  transition: opacity 0.8s cubic-bezier(.5,.2,.2,1);
}

/* === LINES === */
.animated-bg-lines {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 2;
  pointer-events: none;
}
.animated-bg-lines .line {
  position: absolute;
  width: 2px;
  height: 140px;
  background: linear-gradient(180deg, #FFE06600 0%, #FFD70044 60%, #23272A22 100%);
  opacity: 0.12;
  border-radius: 2px;
  animation: lineMove 9s cubic-bezier(.5,.2,.2,1) infinite alternate;
}
.animated-bg-lines .line2 {
  left: 92vw; bottom: 8vh; height: 180px; animation-delay: 2.2s; }
.animated-bg-lines .line1 {
  left: 80vw; bottom: 20vh; height: 110px; animation-delay: 0.7s; }
.animated-bg-lines .line3 {
  left: 12vw; bottom: 14vh; height: 90px; animation-delay: 4.1s; }
.animated-bg-lines .line4 {
  left: 60vw; bottom: 65vh; height: 130px; animation-delay: 1.3s; }
@keyframes lineMove {
  0% { transform: translateY(0) scaleX(1); opacity: 0.12; }
  50% { transform: translateY(-40px) scaleX(1.09); opacity: 0.19; }
  100% { transform: translateY(0) scaleX(1); opacity: 0.12; }
}

/* === SECTION FADE/BLUR ON SCROLL === */
/* Efekt kaldırıldı, kod devre dışı */
/*
section.fade-section {
  opacity: 0.5;
  filter: blur(2.5px);
  transition: opacity 0.7s cubic-bezier(.4,.2,.2,1), filter 0.7s cubic-bezier(.4,.2,.2,1);
}
section.fade-section.visible {
  opacity: 1;
  filter: blur(0);
}
*/