/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap&subset=latin,latin-ext');

/* Color Variables & Styling Tokens */
:root {
    --bg-main: #0b0f19;
    --bg-card: rgba(22, 29, 48, 0.7);
    --bg-card-hover: rgba(30, 39, 64, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(139, 92, 246, 0.3);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --color-primary: #8b5cf6;    /* Violet */
    --color-secondary: #ec4899;  /* Pink */
    --color-accent: #06b6d4;     /* Cyan */
    
    --grad-primary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --grad-glow: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(236, 72, 153, 0.15) 100%);
    --grad-border: linear-gradient(135deg, rgba(139, 92, 246, 0.5) 0%, rgba(236, 72, 153, 0.5) 100%);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
}

/* CSS Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-main);
    color: var(--text-primary);
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    background-color: var(--bg-main);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: rgba(139, 92, 246, 0.3);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Glowing Background Blobs */
.glow-blobs {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: var(--radius-full);
    filter: blur(120px);
    opacity: 0.3;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: var(--color-primary);
    animation: float 20s infinite alternate;
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: var(--color-secondary);
    animation: float 25s infinite alternate-reverse;
}

.blob-3 {
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40vw;
    height: 40vw;
    background: var(--color-accent);
    opacity: 0.15;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 30px) scale(1.1); }
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

p {
    color: var(--text-secondary);
}

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

/* Navigation Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(11, 15, 25, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

header.scrolled {
    padding: 0.75rem 0;
    background-color: rgba(11, 15, 25, 0.85);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-container:hover .logo-img {
    transform: scale(1.08) rotate(-3deg) !important;
}

.footer-logo-container:hover .logo-img-footer {
    transform: scale(1.08) rotate(3deg) !important;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.5) !important;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--grad-primary);
    transition: var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.social-icons-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    color: #ffffff !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
}

.icon-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* WhatsApp Icon Default and Hover */
.icon-link.whatsapp {
    background-color: #25D366;
    box-shadow: 0 4px 10px rgba(37, 211, 102, 0.15);
}
.icon-link.whatsapp:hover {
    background-color: #20ba5a;
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 6px 15px rgba(37, 211, 102, 0.35);
}

/* Behance Icon Default and Hover */
.icon-link.behance {
    background-color: #000000;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.icon-link.behance:hover {
    background-color: #0057ff;
    border-color: #0057ff;
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 6px 15px rgba(0, 87, 255, 0.35);
}

/* LinkedIn Icon Default and Hover */
.icon-link.linkedin {
    background-color: #000000;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.icon-link.linkedin:hover {
    background-color: #0a66c2;
    border-color: #0a66c2;
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 6px 15px rgba(10, 102, 194, 0.35);
}

/* Instagram Icon Default and Hover */
.icon-link.instagram {
    background-color: #000000;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.icon-link.instagram:hover {
    background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%,#d6249f 60%,#285AEB 90%);
    border-color: transparent;
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 6px 15px rgba(214, 36, 159, 0.35);
}

/* Facebook Icon Default and Hover */
.icon-link.facebook {
    background-color: #000000;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.icon-link.facebook:hover {
    background-color: #1877f2;
    border-color: #1877f2;
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 6px 15px rgba(24, 119, 242, 0.35);
}

/* Nav Button for Freelance - Premium Design */
.btn-freelance-nav {
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-full);
    background: var(--grad-primary);
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    border: none;
    cursor: pointer;
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.3);
    transition: var(--transition-fast) !important;
}

.btn-freelance-nav::after {
    display: none;
}

.btn-freelance-nav:hover {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(139, 92, 246, 0.5);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-nav-toggle svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

/* Main Container Grid & Structure */
main {
    flex-grow: 1;
    margin-top: 80px; /* Space for fixed header */
    display: flex;
    flex-direction: column;
}

section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.section-title {
    font-size: 2.25rem;
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 25%;
    width: 50%;
    height: 3px;
    background: var(--grad-primary);
    border-radius: var(--radius-full);
}

/* 1. Anasayfa (Hero) Section */
.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: calc(85vh - 80px);
}

.hero-content h2 {
    font-size: 1.5rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.hero-content h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content .typed-text {
    background: linear-gradient(135deg, #ec4899 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    max-width: 550px;
}

.cta-group {
    display: flex;
    gap: 1.5rem;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-primary {
    background: var(--grad-primary);
    color: var(--text-primary);
    border: none;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--grad-primary);
    filter: blur(80px);
    opacity: 0.2;
    z-index: 1;
}

.hero-image-border {
    position: relative;
    width: 320px;
    height: 320px;
    border-radius: var(--radius-full);
    padding: 4px;
    background: var(--grad-border);
    z-index: 2;
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.25);
    animation: morphImg 12s ease-in-out infinite alternate;
}

.hero-image {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    object-fit: cover;
}

@keyframes morphImg {
    0% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
    50% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }
    100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
}

/* 2. Hakkımda (CV) Section */
.about-grid {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 4rem;
}

/* Left Sidebar - Profile Summary */
.about-sidebar {
    position: sticky;
    top: 110px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    backdrop-filter: blur(12px);
    height: fit-content;
}

.profile-card {
    text-align: center;
}

.profile-card-image {
    width: 150px;
    height: 150px;
    border-radius: var(--radius-full);
    object-fit: cover;
    margin: 0 auto 1.5rem;
    border: 3px solid var(--color-primary);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

.profile-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.profile-card p.title {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.divider {
    height: 1px;
    background: var(--border-color);
    margin: 1.5rem 0;
}

.info-list {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
}

.info-item svg {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
}

.about-sidebar h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    text-align: left;
    color: var(--color-accent);
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.skill-tag {
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.35rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
}

.skill-tag:hover {
    background: rgba(6, 182, 212, 0.15);
    border-color: var(--color-accent);
    color: var(--text-primary);
}

/* Right Content - Timeline & Resume Details */
.about-main-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.cv-section h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.cv-section h3 svg {
    width: 22px;
    height: 22px;
    color: var(--color-primary);
}

.summary-text {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    text-align: justify;
}

/* Timeline */
.timeline {
    position: relative;
    border-left: 2px solid var(--border-color);
    padding-left: 2rem;
    margin-left: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.timeline-item {
    position: relative;
}

.timeline-dot {
    position: absolute;
    left: -2.35rem;
    top: 0.25rem;
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary);
    border: 2px solid var(--bg-main);
    transition: var(--transition-fast);
}

.timeline-item:hover .timeline-dot {
    background: var(--color-secondary);
    box-shadow: 0 0 15px var(--color-secondary);
    transform: scale(1.3);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.timeline-title h4 {
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.timeline-title p.company {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-accent);
}

.timeline-date {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
}

.timeline-body p {
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Education Cards */
.education-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.edu-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    backdrop-filter: blur(12px);
    transition: var(--transition-fast);
}

.edu-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.edu-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.edu-card p.school {
    color: var(--color-accent);
    font-weight: 500;
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.edu-card p.gpa {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* 3. Çalışmalarım (Works) Section & Video Embeds */
.works-filter-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--grad-primary);
    color: var(--text-primary);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.work-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    backdrop-filter: blur(12px);
    transition: var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
}

.work-card-img-wrapper {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--grad-glow);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Custom visual layout for placeholders */
.work-placeholder-bg {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at center, rgba(139, 92, 246, 0.15) 0%, rgba(11, 15, 25, 0.5) 100%);
    color: var(--color-primary);
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.work-placeholder-bg svg {
    width: 48px;
    height: 48px;
}

.work-placeholder-text {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--text-muted);
}

.work-card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.work-card-tag {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color-primary);
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.work-card h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    transition: var(--transition-fast);
}

.work-card p {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.work-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-top: auto;
}

/* PDF Button Styling */
.btn-pdf {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius-sm);
    background: rgba(6, 182, 212, 0.07);
    border: 1px solid rgba(6, 182, 212, 0.3);
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-pdf svg {
    width: 16px;
    height: 16px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
}

.btn-pdf:hover {
    background: var(--color-accent);
    color: var(--bg-main);
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.25);
}

.work-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.15);
}

/* Responsive YouTube Video Container */
.video-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    backdrop-filter: blur(12px);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    background: #000;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.video-card-info {
    padding: 1.5rem;
    flex-grow: 1;
}

.video-card-info h4 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.video-card-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.video-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.15);
}

/* 4. Referanslarım Section */
.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    max-width: 600px;
    margin: -1.5rem auto 3rem auto;
    font-size: 1.1rem;
    line-height: 1.6;
}

.brand-references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    justify-content: center;
}

.brand-logo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 3rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
    height: 160px;
}

.brand-logo-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--text-secondary);
    opacity: 0.6;
    transition: all 0.3s ease;
}

.brand-logo-placeholder span {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-align: center;
}

.brand-logo-placeholder img {
    max-height: 70px;
    max-width: 100%;
    object-fit: contain;
    filter: grayscale(100%) brightness(0.8);
    transition: all 0.3s ease;
}

/* Hover effects */
.brand-logo-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.15);
}

.brand-logo-card:hover .brand-logo-placeholder {
    color: var(--color-accent);
    opacity: 1;
}

.brand-logo-card:hover .brand-logo-placeholder img {
    filter: grayscale(0%) brightness(1);
}

/* 5. Freelance Section */
.freelance-section {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.freelance-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.freelance-intro p {
    font-size: 1.125rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    backdrop-filter: blur(12px);
    transition: var(--transition-normal);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.service-icon-wrapper {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-md);
    background: var(--grad-glow);
    border: 1px solid var(--border-color);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition-fast);
}

.service-icon-wrapper svg {
    width: 32px;
    height: 32px;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    transition: var(--transition-fast);
}

.service-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.15);
}

.service-card:hover .service-icon-wrapper {
    background: var(--grad-primary);
    color: var(--text-primary);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
    border-color: transparent;
}

.service-card:hover h3 {
    color: var(--color-primary);
}

/* Quote (Teklif Al) Form Section */
.quote-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem;
    max-width: 800px;
    margin: 3rem auto 0;
    backdrop-filter: blur(12px);
    width: 100%;
}

.quote-container h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    text-align: center;
}

.quote-container p {
    text-align: center;
    margin-bottom: 2rem;
}

.quote-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

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

.form-group-full {
    grid-column: span 2;
}

label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

input, select, textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.875rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.15);
}

select option {
    background: var(--bg-main);
    color: var(--text-primary);
}

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

/* 6. İletişim (Contact) Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-info-panel h3 {
    font-size: 1.5rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-detail-card {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    backdrop-filter: blur(12px);
    transition: var(--transition-fast);
}

.contact-detail-card:hover {
    border-color: var(--color-accent);
    transform: translateX(5px);
}

.contact-detail-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-sm);
    background: var(--grad-glow);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-detail-icon svg {
    width: 20px;
    height: 20px;
}

.contact-detail-text p.label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.contact-detail-text p.value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.contact-social-links {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.contact-social-links h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.social-icons-body {
    display: flex;
    gap: 1rem;
}

/* Footer Styling */
footer {
    background: #060911;
    border-top: 1px solid var(--border-color);
    padding: 4rem 2rem 2rem;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}

.footer-logo-social {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-nav {
    display: flex;
    gap: 2rem;
}

.footer-nav a {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-nav a:hover {
    color: var(--color-primary);
}

.social-icons-footer {
    display: flex;
    gap: 1.25rem;
}

.copyright {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
    width: 100%;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 2rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #fff;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 99;
    transition: var(--transition-fast);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .hero-section {
        gap: 2rem;
    }
    .hero-content h1 {
        font-size: 3rem;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .about-sidebar {
        position: relative;
        top: 0;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 1rem 1.5rem;
    }
    .nav-links {
        display: none; /* Hamburger controls */
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: #0b0f19;
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    }
    .nav-links.active {
        display: flex;
    }
    .social-icons-header {
        display: none;
    }
    .mobile-nav-toggle {
        display: block;
    }
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 2rem;
    }
    .hero-content {
        order: 2;
    }
    .hero-image-wrapper {
        order: 1;
        margin-bottom: 2rem;
    }
    .hero-content p {
        margin: 0 auto 2.5rem;
    }
    .cta-group {
        justify-content: center;
    }
    .education-cards {
        grid-template-columns: 1fr;
    }
    .references-grid {
        grid-template-columns: 1fr;
    }
    .quote-form-grid {
        grid-template-columns: 1fr;
    }
    .form-group-full {
        grid-column: span 1;
    }
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    footer {
        padding: 3rem 1.5rem 1.5rem;
    }
    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1.5rem;
    }
}

/* Helper Classes */
.hidden {
    display: none !important;
}