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

:root {
    --bg: #09090b;
    --surface: #18181b;
    --surface-hover: #27272a;
    --border: rgba(255, 255, 255, 0.08);
    --text: #e4e4e7;
    --muted: #71717a;
    --accent: #ff0000;
    --marquee-duration: 20s;
    --font-sans: 'Montserrat', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

html {
    scroll-padding-top: 20px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: rgba(255, 0, 0, 0.3);
    /* Yarı saydam saf kırmızı */
    color: #ffffff;
}

/* ── Nav ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    padding: 1rem 1.5rem;
    background: rgba(9, 9, 11, .75);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}

nav .inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav .logo {
    font-weight: 700;
    font-size: clamp(1.2rem, 4vw, 1.6rem);
    color: #fff;
    text-decoration: none;
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
    gap: .3rem;
}

nav .links {
    display: flex;
    gap: 2.2rem;
}

nav .links a {
    position: relative;
    font-size: .82rem;
    font-weight: 600;
    color: var(--muted);
    text-decoration: none;
    letter-spacing: .04em;
    text-transform: uppercase;
    transition: color .2s;
}

nav .links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #fff;
    transition: width 0.3s ease;
}

nav .links a.active {
    color: #fff;
    font-weight: 600;
}

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

nav .links a:hover {
    color: #fff;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: #fff;
    transition: all 0.3s ease;
    display: block;
}

.nav-toggle.active span:nth-child(1) {
    /* Sadece dönmekle kalmaz, tam merkeze inip öyle döner */
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    /* Orta çizgi kaybolur (Bu zaten doğruydu) */
}

.nav-toggle.active span:nth-child(3) {
    /* Tam merkeze çıkıp öyle döner */
    transform: translateY(-7px) rotate(-45deg);
}

@media(max-width:640px) {
    nav {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    }

    nav .inner {
        justify-content: flex-end;
        flex-direction: row;
        gap: 0;
    }

    nav .logo {
        font-size: 1.3rem;
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }

    .nav-toggle {
        display: flex;
    }

    nav .links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        width: 100%;
        flex-direction: column;

        /* İŞTE O KALİTELİ BUZLU CAM (GLASSMORPHISM) EFEKTİ */
        background: rgba(9, 9, 11, 0.75);
        /* Ana menüyle birebir aynı şeffaf ton */
        backdrop-filter: blur(14px);
        /* Arkadaki içeriği premium şekilde bulandırır */
        -webkit-backdrop-filter: blur(14px);
        /* Apple cihazlar için zorunlu */

        /* TASARIMI UCUZLUKTAN KURTARAN DETAYLAR */
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        /* Alt kısımda çok ince zarif bir ışık çizgisi */
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
        /* Ekrana yayılırken havada asılı durmasını sağlayan gölge */

        padding: 0;
        max-height: 0;
        overflow: hidden;
        /* Apple arayüzleri gibi daha akıcı ve yumuşak bir açılış animasyonu */
        transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.4s ease;
        gap: 0;
        text-align: center;
        z-index: 49;
    }

    nav .links.active {
        max-height: 300px;
        padding: 1rem 0;
    }

    nav .links a {
        font-size: 0.85rem;
        padding: 1rem 0;
        color: #fff;
        /* Satır aralarına çok zarif yatay ayraç çizgileri ekledik */
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        display: block;
    }

    nav .links a:last-child {
        border-bottom: none;
    }
}

/* ── Hero ── */
/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 3rem 1.5rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .3rem .85rem;
    border-radius: 100px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .1);
    font-size: clamp(0.65rem, 2vw, 0.78rem);
    font-family: var(--font-mono);
    color: #a1a1aa;
    margin-bottom: 2rem;
}

.badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1)
    }

    50% {
        opacity: .5;
        transform: scale(1.3)
    }
}

#hero h1 {
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 700;
    line-height: 1.0;
    letter-spacing: -0.04em;
    color: #fff;
    margin-bottom: 1.5rem;
}

#hero h1 span {
    background: linear-gradient(135deg, #d4d4d8, #52525b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#hero p {
    color: #a1a1aa;
    font-size: clamp(1rem, 2.5vw, 1.15rem);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
    font-weight: 400;
}

.btn-group {
    margin-top: 2.5rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    padding: clamp(0.6rem, 1vw, 0.75rem) clamp(1.2rem, 3vw, 2rem);
    background: #fff;
    color: #000;
    font-weight: 700;
    border: none;
    border-radius: .6rem;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    transition: background .2s, transform .15s;
    letter-spacing: -.01em;
}

.btn-primary:hover {
    background: #d4d4d8;
    transform: translateY(-1px);
}

.btn-ghost {
    padding: clamp(0.6rem, 1vw, 0.75rem) clamp(1.2rem, 3vw, 2rem);
    background: rgba(255, 255, 255, .04);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: .6rem;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    transition: background .2s, transform .15s;
    text-decoration: none;
    letter-spacing: -.01em;
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, .09);
    transform: translateY(-1px);
}

.arrow-down {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    color: #52525b;
    animation: bounce 2s ease-in-out infinite;
    opacity: 0;
    animation: fadeIn 1s 1.2s both, bounce 2s 2.2s ease-in-out infinite;
}

.arrow-down svg {
    width: 20px;
    height: 20px;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0)
    }

    50% {
        transform: translateX(-50%) translateY(8px)
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@keyframes fadeIn {
    from {
        opacity: 0
    }

    to {
        opacity: 1
    }
}

#hero .grid-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(to right, #27272a 1px, transparent 1px),
        linear-gradient(to bottom, #27272a 1px, transparent 1px);
    background-size: 4rem 4rem;
    -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 0%, #000 70%, transparent 100%);
    mask-image: radial-gradient(ellipse 60% 50% at 50% 0%, #000 70%, transparent 100%);
    opacity: .18;
}

#hero .content {
    text-align: center;
    max-width: 900px;
    z-index: 1;
    animation: fadeUp .9s cubic-bezier(.16, 1, .3, 1) both;
}

/* Sections & Containers */
section {
    padding: clamp(3rem, 8vw, 6rem) 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, .05);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 3.5rem;
}

.section-header h2 {
    font-size: clamp(1.5rem, 5vw, 2.6rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -.04em;
    margin-bottom: .5rem;
}

.section-header p {
    color: #71717a;
    font-size: clamp(0.9rem, 2vw, 1.05rem);
}

/* About Cards */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    grid-template-rows: auto;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-bottom {
        grid-template-columns: repeat(3, 1fr);
        grid-column: auto;
    }
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
        flex-direction: column !important;
    }

    .bio-card p {
        font-size: clamp(0.9rem, 2vw, 1.05rem);
    }

    .about-bottom {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        grid-column: auto;
    }
}

@media (max-width: 480px) {
    .about-bottom {
        grid-template-columns: 1fr;
    }

    .bio-card {
        padding: 1.5rem;
    }

    .bio-card p {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .meta-item {
        font-size: 0.7rem;
    }
}

/* Cards */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1.1rem;
    transition: border-color .25s, background .25s;
}

.card:hover {
    border-color: rgba(255, 255, 255, .16);
}

.bio-card {
    padding: clamp(1.5rem, 3vw, 2.2rem);
    grid-column: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.bio-card p {
    color: #a1a1aa;
    font-size: clamp(0.9rem, 2vw, 1.05rem);
    line-height: 1.75;
}

.bio-card p strong {
    color: #e4e4e7;
}

.bio-meta {
    margin-top: 2rem;
    display: flex;
    gap: 1.5rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-family: var(--font-mono);
    font-size: .78rem;
    color: #52525b;
}

.meta-item svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}



/* About Stats & Stack */
.about-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    grid-column: 1;
}

@media (max-width: 640px) {
    .about-bottom {
        grid-template-columns: 1fr 1fr;
    }
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1.1rem;
    padding: clamp(1.5rem, 4vw, 2.2rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: background .25s, border-color .25s;
    min-height: 180px;
}

.stat-card:hover {
    background: rgba(255, 255, 255, .04);
    border-color: rgba(255, 255, 255, .14);
}

.stat-card h3 {
    font-size: clamp(1.3rem, 4vw, 1.6rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: .3rem;
}

.stat-card span {
    font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    color: var(--muted);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
}

.stat-icon svg {
    width: 22px;
    height: 22px;
}

.stat-icon.blue {
    background: rgba(255, 0, 0, 0.15);
    color: #ff0000;
}

.stat-icon.purple {
    background: rgba(168, 85, 247, .1);
    color: #c084fc;
}

.education-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1.1rem;
    padding: clamp(1.2rem, 3vw, 1.6rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: background .25s, border-color .25s;
}

.education-card:hover {
    background: rgba(255, 255, 255, .04);
    border-color: rgba(255, 255, 255, .14);
}

.education-info h4 {
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: .3rem;
}

.education-info p {
    font-size: clamp(0.75rem, 2vw, 0.88rem);
    color: var(--muted);
    line-height: 1.5;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.tag {
    font-family: var(--font-mono);
    font-size: .72rem;
    color: #71717a;
    border: 1px solid var(--border);
    padding: .2rem .55rem;
    border-radius: .3rem;
    background: rgba(0, 0, 0, .25);
}

/* Skills Marquee */
#beceriler {
    padding: 4rem 0;
    overflow: hidden;
    border-top: 1px solid rgba(255, 255, 255, .05);
    border-bottom: 1px solid rgba(255, 255, 255, .05);
    min-height: 45vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (max-width: 768px) {
    #yetenekler {
        padding: 2.5rem 0;
    }
}

.marquee-wrap {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.marquee-fade-l {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5rem;
    background: linear-gradient(to right, var(--bg), transparent);
    z-index: 1;
    pointer-events: none;
}

.marquee-fade-r {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 5rem;
    background: linear-gradient(to left, var(--bg), transparent);
    z-index: 1;
    pointer-events: none;
}

@media (max-width: 640px) {

    .marquee-fade-l,
    .marquee-fade-r {
        width: 2.5rem;
    }
}

.marquee-track {
    display: flex;
    gap: 3rem;
    white-space: nowrap;
    animation: marquee var(--marquee-duration) linear infinite;
    will-change: transform;
    backface-visibility: hidden;
    transform: translate3d(0, 0, 0);
}

.skill-item {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-family: var(--font-mono);
    font-size: clamp(0.85rem, 2vw, 1.05rem);
    color: #fff;
    cursor: default;
    transition: color .2s;
}

.skill-item:hover {
    color: #fff;
}

.slash {
    color: red;
}

@keyframes marquee {
    from {
        transform: translate3d(0, 0, 0);
    }

    to {
        transform: translate3d(-50%, 0, 0);
    }
}

/* Projects */
.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.projects-header a {
    font-family: var(--font-mono);
    font-size: clamp(0.7rem, 2vw, 0.8rem);
    color: var(--muted);
    text-decoration: none;
    transition: color .2s;
}

.projects-header a:hover {
    color: #fff;
}

@media (max-width: 640px) {
    .projects-header a {
        display: none;
    }
}

.projects-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

/* Project Cards */
.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: .9rem;
    overflow: hidden;
    transition: border-color .25s;
}

.project-card:hover {
    border-color: rgba(255, 255, 255, .2);
}

.project-img {
    aspect-ratio: 16/9;
    overflow: hidden;
    position: relative;
    background: #000;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .75;
    transition: opacity .45s, transform .45s;
}

.project-card:hover .project-img img {
    opacity: 1;
    transform: scale(1.05);
}

.project-img .overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .2);
    transition: background .3s;
}

.project-card:hover .project-img .overlay {
    background: transparent;
}

.project-body {
    padding: clamp(1rem, 3vw, 1.5rem);
}

.project-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-top h3 {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    font-weight: 700;
    color: #fff;
    letter-spacing: -.02em;
    transition: color .2s;
}

.project-card:hover .project-top h3 {
    color: #ff0000;
}

.project-icons {
    display: flex;
    gap: .75rem;
    color: #71717a;
    margin-left: auto;
}

.project-icons a {
    color: inherit;
    transition: color .2s;
}

.project-icons a:hover {
    color: #fff;
}

.project-icons svg {
    width: 17px;
    height: 17px;
}

.project-body p {
    color: #71717a;
    font-size: clamp(0.8rem, 2vw, 0.88rem);
    line-height: 1.65;
    margin-bottom: 1.2rem;
}

/* Contact Section */
#iletisim {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-wrap {
    max-width: 720px;
    margin: 0 auto;
    width: 100%;
}

.contact-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1.4rem;
    padding: clamp(2rem, 5vw, 3.5rem) clamp(1.5rem, 4vw, 2.5rem);
    text-align: center;
}

.mail-icon {
    display: inline-flex;
    padding: .75rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, .05);
    margin-bottom: 1.5rem;
}

.contact-card h2 {
    font-size: clamp(1.4rem, 5vw, 2.4rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -.04em;
    margin-bottom: 1rem;
}

.contact-card>p {
    color: #71717a;
    max-width: 420px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    font-size: clamp(0.85rem, 2vw, 0.95rem);
}

.email-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.email-box {
    display: flex;
    align-items: center;
    gap: .75rem;
    background: rgba(0, 0, 0, .35);
    border: 1px solid var(--border);
    padding: .7rem 1.1rem;
    border-radius: .6rem;
    font-family: var(--font-mono);
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    color: #d4d4d8;
}

.email-box button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--muted);
    transition: color .2s;
    padding: 0;
    display: flex;
    align-items: center;
}

.email-box button:hover {
    color: #fff;
}

.email-box button svg {
    width: 15px;
    height: 15px;
}

.copy-notice {
    color: #4ade80;
    font-size: clamp(0.65rem, 2vw, 0.75rem);
    font-family: var(--font-mono);
}

.social-row {
    display: flex;
    justify-content: center;
    gap: clamp(1rem, 3vw, 1.8rem);
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, .05);
    flex-wrap: wrap;
}

.social-row a {
    color: var(--muted);
    transition: color .2s;
}

.social-row a:hover {
    color: #fff;
}

.social-row svg {
    width: clamp(16px, 4vw, 19px);
    height: clamp(16px, 4vw, 19px);
}

footer {
    margin-top: 5rem;
    padding: 2.5rem 0;
    text-align: center;
    font-family: var(--font-mono);
    font-size: clamp(0.75rem, 2vw, 0.85rem);
    color: #71717a;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    letter-spacing: 0.05em;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

footer p {
    color: #a1a1aa;
    text-decoration: none;
    transition: color 0.3s ease;
}

footer p:hover {
    color: #ffffff;
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .7s cubic-bezier(.16, 1, .3, 1), transform .7s cubic-bezier(.16, 1, .3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

.reveal-d1 {
    transition-delay: .1s;
}

.reveal-d2 {
    transition-delay: .2s;
}

.reveal-d3 {
    transition-delay: .3s;
}

.reveal-d4 {
    transition-delay: .4s;
}

/* Profile Card */
.hero-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.content h1 {
    margin-bottom: 0;
    line-height: 1.1;
    font-size: 3.5rem;
    flex: 1;
}

.profile-wrapper {
    position: relative;
    width: 240px;
    height: 320px;
    flex-shrink: 0;
    z-index: 1;
}

.profile-image-container {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 30px;
    overflow: hidden;
    z-index: 3;
    border: 4px solid #ffffff;
    background-color: #f0f0f0;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.profile-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: bottom;
    display: block;
}

.profile-glow {
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    z-index: 2;
    border-radius: 30px;
    background: linear-gradient(135deg, #ff0000, #cc0000, #800000);
    /* Sadece kırmızı tonları */
    background-size: 200% 200%;
    filter: blur(15px);
    opacity: 0.6;
    transition: all 0.4s ease;
    animation: gradientMove 3s ease infinite;
}

.profile-wrapper:hover .profile-image-container {
    transform: scale(1.05);
}

.profile-wrapper:hover .profile-glow {
    filter: blur(20px);
    opacity: 0.8;
}

@keyframes gradientMove {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-header {
        flex-direction: column-reverse;
        text-align: center;
        gap: 1.5rem;
    }

    .content h1 {
        font-size: 2.8rem;
    }

    .profile-wrapper {
        width: 220px;
        height: 290px;
    }

    .profile-glow {
        filter: blur(12px);
    }
}

@media (max-width: 768px) {
    #hero {
        padding: 0 1rem;
        height: auto;
        min-height: 100vh;
    }

    .hero-header {
        gap: 1.2rem;
    }

    .content h1 {
        font-size: 2.2rem;
    }

    .profile-wrapper {
        width: 180px;
        height: 240px;
    }

    #hero p {
        font-size: 0.95rem;
        padding: 0 1rem;
    }

    .btn-group {
        gap: 0.8rem;
    }

    .btn-primary,
    .btn-ghost {
        padding: 0.65rem 1.5rem;
        font-size: 0.85rem;
    }

    #beceriler {
        padding: 2.5rem 0;
    }
}

@media (max-width: 480px) {
    #hero {
        padding: 2rem 1rem;
    }

    .content h1 {
        font-size: 1.8rem;
    }

    .profile-wrapper {
        width: 150px;
        height: 200px;
    }

    .profile-image-container {
        border: 3px solid #ffffff;
    }

    .hero-header {
        gap: 1rem;
        margin-bottom: 1rem;
    }

    section {
        padding: 3rem 1rem;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

    .about-bottom {
        grid-template-columns: 1fr;
    }

    .contact-card {
        padding: 2rem 1.5rem;
    }
}

.project-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* İkonları ve etiketleri dikeyde ortalar */
    margin-top: auto;
    width: 100%;
    /* Kapsayıcının tam genişlikte olmasını garanti eder */
}

/* Sağ Kolon Kartı (İçeriği yaymak için) */
.resume-card {
    height: 100%;
    padding: 32px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: 40px;
    /* Eğitim ve Deneyim blokları arasındaki boşluk */
}

/* Başlıklar (Yanlarında ikonla birlikte) */
.section-title {
    color: #ffffff;
    font-size: 1.4rem;
    margin: 0 0 24px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Zaman Çizelgesi (Sol çizgi ve boşluklar) */
.timeline {
    border-left: 2px solid #2a2a30;
    /* Sol taraftaki ince gri çizgi */
    padding-left: 24px;
    margin-left: 12px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    /* Her bir deneyim/eğitim maddesi arası boşluk */
}

/* Her bir maddenin kendisi */
.timeline-item {
    position: relative;
}

/* Çizgi üzerindeki kırmızı noktalar */
.timeline-dot {
    position: absolute;
    left: -31px;
    /* Noktayı tam çizginin üstüne oturtur */
    top: 4px;
    width: 12px;
    height: 12px;
    background-color: #7b1f1f;
    /* Temandaki ikonların arkasındaki kırmızımsı ton */
    border-radius: 50%;
    border: 3px solid #1a1a1e;
    /* Kartın arka plan rengiyle aynı, böylece kesik efekti verir */
}

/* Madde Başlığı, Tarih ve Açıklama */
.timeline-item h4 {
    color: #ffffff;
    font-size: 1.1rem;
    margin: 0 0 4px 0;
}

.timeline-date {
    display: inline-block;
    color: #8c8c93;
    /* Soluk gri */
    font-size: 0.85rem;
    margin-bottom: 8px;
    font-family: monospace;
    /* Tasarımındaki kod hissini destekler */
}

.timeline-item p {
    color: #a0a0a5;
    margin: 0;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Ana kapsayıcıya modern bir sistem fontu atayalım (Eğer projende zaten yoksa) */
.timeline-item {
    position: relative;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    display: flex;
    flex-direction: column;
    gap: 6px;
    /* Metinler arasındaki dikey boşluk */
    padding-bottom: 12px;
}

/* Tarih Rozeti (Şık bir arka plan ve renk ile rozet görünümü) */
.timeline-date {
    align-self: flex-start;
    /* Kendi boyutu kadar yer kaplasın */
    background-color: rgba(217, 56, 56, 0.1);
    /* Kırmızının hafif transparan tonu */
    color: #ff6b6b;
    /* Canlı ve okunabilir bir kırmızı/somon */
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    /* Harfleri biraz açarak modernleştirir */
    padding: 4px 10px;
    border-radius: 20px;
    /* Kenarları tam yuvarlak yapar */
    border: 1px solid rgba(217, 56, 56, 0.2);
    margin-bottom: 2px;
}

/* Başlık (Daha kalın, beyaz ve tok bir görünüm) */
.timeline-item h4 {
    color: #ffffff;
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.02em;
    /* Harfleri çok hafif sıkıştırarak premium hissi verir */
}

/* Açıklama (Alt başlık rengi, daha zarif bir gri) */
.timeline-item p {
    color: #9ca3af;
    /* Çok şık bir nötr gri tonu */
    font-size: 0.95rem;
    margin: 0;
    font-weight: 400;
    line-height: 1.5;
}

/* İsteğe Bağlı: Noktaya parlayan bir "hale" efekti ekleyebilirsin */
.timeline-dot {
    box-shadow: 0 0 0 4px rgba(217, 56, 56, 0.1);
}