/* ═══════════════════════════════════════
   DESIGN TOKENS
═══════════════════════════════════════ */
:root{
    /* Renkler — Light */
    --bg-primary:#ffffff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--bg-elevated:#ffffff;
    --text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--text-inverse:#ffffff;
    --border-default:#e2e8f0;--border-light:#f1f5f9;--border-strong:#cbd5e1;
    --accent:#2563eb;--accent-hover:#1d4ed8;--accent-light:rgba(37,99,235,.08);--accent-mid:rgba(37,99,235,.2);
    --purple:#8b5cf6;--teal:#14b8a6;--green:#10b981;--amber:#f59e0b;--red:#ef4444;
    --success-bg:#f0fdf4;--success-text:#166534;
    --error-bg:#fef2f2;--error-text:#991b1b;
    /* Shadows */
    --shadow-xs:0 1px 2px rgb(0 0 0/.04);
    --shadow-sm:0 1px 3px rgb(0 0 0/.08),0 1px 2px rgb(0 0 0/.04);
    --shadow-md:0 4px 12px rgb(0 0 0/.08),0 2px 4px rgb(0 0 0/.04);
    --shadow-lg:0 12px 32px rgb(0 0 0/.1),0 4px 8px rgb(0 0 0/.05);
    --shadow-xl:0 24px 64px rgb(0 0 0/.12),0 8px 16px rgb(0 0 0/.06);
    /* Type */
    --font-sans:'Inter',system-ui,-apple-system,sans-serif;
    --font-ar:'Tajawal',system-ui,sans-serif;
    --text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;
    --text-2xl:1.5rem;--text-3xl:1.875rem;--text-4xl:2.25rem;--text-5xl:3rem;
    /* Spacing */
    --r-sm:.5rem;--r-md:.75rem;--r-lg:1rem;--r-xl:1.5rem;--r-2xl:2rem;--r-full:9999px;
    --container:1280px;--header-h:68px;
    /* Motion */
    --ease-out:cubic-bezier(0.16,1,0.3,1);--ease-in-out:cubic-bezier(0.4,0,0.2,1);
    --dur-fast:150ms;--dur-normal:250ms;--dur-slow:400ms;
}
[data-theme="dark"]{
    --bg-primary:#0d1117;--bg-secondary:#161b22;--bg-tertiary:#21262d;--bg-elevated:#1c2128;
    --text-primary:#e6edf3;--text-secondary:#8b949e;--text-muted:#484f58;--text-inverse:#0d1117;
    --border-default:#30363d;--border-light:#21262d;--border-strong:#484f58;
    --accent:#58a6ff;--accent-hover:#79b8ff;--accent-light:rgba(88,166,255,.08);--accent-mid:rgba(88,166,255,.2);
    --bg-elevated:#1c2128;
    --shadow-xs:0 1px 2px rgb(0 0 0/.3);
    --shadow-sm:0 1px 3px rgb(0 0 0/.4),0 1px 2px rgb(0 0 0/.3);
    --shadow-md:0 4px 12px rgb(0 0 0/.4),0 2px 4px rgb(0 0 0/.3);
    --shadow-lg:0 12px 32px rgb(0 0 0/.5),0 4px 8px rgb(0 0 0/.3);
    --shadow-xl:0 24px 64px rgb(0 0 0/.6),0 8px 16px rgb(0 0 0/.4);
    --success-bg:#0d2818;--success-text:#3fb950;
    --error-bg:#300;--error-text:#f85149;
}

/* ═══════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;tab-size:4}
body{
    font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);
    line-height:1.65;font-size:var(--text-base);-webkit-font-smoothing:antialiased;
    transition:background var(--dur-normal) var(--ease-in-out),color var(--dur-normal) var(--ease-in-out);
}
[dir="rtl"]{font-family:var(--font-ar)}
a{color:var(--accent);text-decoration:none;transition:color var(--dur-fast)}
a:hover{color:var(--accent-hover)}
img{max-width:100%;height:auto;display:block}
button{cursor:pointer;border:none;background:none;font-family:inherit}
input,textarea,select{font-family:inherit}
ul,ol{list-style:none}
h1,h2,h3,h4,h5{line-height:1.25;font-weight:700;color:var(--text-primary)}

/* ═══════════════════════════════════════
   LAYOUT
═══════════════════════════════════════ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 1.5rem}
@media(min-width:768px){.container{padding:0 2rem}}
@media(min-width:1280px){.container{padding:0 3rem}}
.page-content{min-height:calc(100vh - var(--header-h) - 360px)}
.section{padding:5rem 0}
.section-alt{background:var(--bg-secondary)}
.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}
.section-header h2{font-size:var(--text-2xl)}
.section-link{color:var(--accent);font-weight:500;font-size:var(--text-sm)}

/* ═══════════════════════════════════════
   SKIP LINK
═══════════════════════════════════════ */
.skip-link{position:absolute;top:-100%;left:1rem;padding:.5rem 1rem;background:var(--accent);
color:#fff;border-radius:0 0 var(--r-md) var(--r-md);font-weight:600;z-index:10000}
.skip-link:focus{top:0}

/* ═══════════════════════════════════════
   HEADER
═══════════════════════════════════════ */
.site-header{
    position:sticky;top:0;z-index:1000;
    background:rgba(255,255,255,.85);
    backdrop-filter:blur(20px) saturate(180%);
    -webkit-backdrop-filter:blur(20px) saturate(180%);
    border-bottom:1px solid var(--border-default);
    transition:all var(--dur-normal) var(--ease-in-out);
}
[data-theme="dark"] .site-header{background:rgba(13,17,23,.9)}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:1rem}
/* Logo */
.logo{display:flex;align-items:center;gap:.6rem;color:var(--text-primary);font-weight:700}
.logo:hover{color:var(--text-primary)}
.logo-initials{
    width:34px;height:34px;border-radius:var(--r-md);
    background:linear-gradient(135deg,var(--accent),var(--purple));
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-size:var(--text-sm);font-weight:800;flex-shrink:0
}
.logo-text{font-size:var(--text-base)}
.logo-badge{
    font-size:.65rem;font-weight:700;padding:.15rem .45rem;
    border-radius:var(--r-full);background:var(--accent-light);color:var(--accent);
    border:1px solid var(--accent-mid)
}
/* Nav */
.main-nav ul{display:flex;gap:.25rem}
.nav-link{
    padding:.5rem .875rem;border-radius:var(--r-md);
    font-weight:500;font-size:var(--text-sm);color:var(--text-secondary);
    transition:all var(--dur-fast);
}
.nav-link:hover{color:var(--text-primary);background:var(--bg-tertiary)}
.nav-link.active{color:var(--accent);background:var(--accent-light)}
/* Header Actions */
.header-actions{display:flex;align-items:center;gap:.5rem}
/* Lang dropdown */
.lang-dropdown{position:relative}
.lang-btn{
    display:flex;align-items:center;gap:.35rem;
    padding:.45rem .75rem;border-radius:var(--r-md);
    border:1px solid var(--border-default);background:var(--bg-secondary);
    color:var(--text-secondary);font-size:var(--text-sm);font-weight:500;
    transition:all var(--dur-fast);
}
.lang-btn:hover,.lang-dropdown.open .lang-btn{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}
.lang-btn .chevron{font-size:.7em;transition:transform var(--dur-fast)}
.lang-dropdown.open .lang-btn .chevron{transform:rotate(180deg)}
.lang-menu{
    position:absolute;top:calc(100% + .5rem);right:0;
    background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--r-lg);
    box-shadow:var(--shadow-lg);min-width:110px;padding:.375rem;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:all var(--dur-normal) var(--ease-out);z-index:100;
}
.lang-dropdown.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu li a{
    display:block;padding:.5rem .75rem;border-radius:var(--r-md);
    font-size:var(--text-sm);color:var(--text-secondary);font-weight:500;
    transition:all var(--dur-fast);
}
.lang-menu li a:hover,.lang-menu li[aria-selected="true"] a{background:var(--accent-light);color:var(--accent)}
/* Theme toggle */
.theme-toggle{
    width:38px;height:38px;border-radius:var(--r-md);
    border:1px solid var(--border-default);background:var(--bg-secondary);
    display:flex;align-items:center;justify-content:center;font-size:1.1rem;
    transition:all var(--dur-fast);position:relative;overflow:hidden;
}
.theme-toggle:hover{border-color:var(--accent);background:var(--accent-light)}
.theme-icon{position:absolute;transition:all var(--dur-normal) var(--ease-out);font-size:1rem;line-height:1}
[data-theme="light"] .theme-icon.moon{opacity:0;transform:translateY(20px)}
[data-theme="light"] .theme-icon.sun{opacity:1;transform:translateY(0)}
[data-theme="dark"] .theme-icon.sun{opacity:0;transform:translateY(-20px)}
[data-theme="dark"] .theme-icon.moon{opacity:1;transform:translateY(0)}
/* Hamburger */
.hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;
width:38px;height:38px;padding:.5rem;border-radius:var(--r-md);
border:1px solid var(--border-default);background:var(--bg-secondary)}
.hamburger span{width:18px;height:2px;background:var(--text-primary);border-radius:2px;transition:all var(--dur-normal)}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.active span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
/* Scroll progress */
.scroll-progress{height:2px;background:linear-gradient(90deg,var(--accent),var(--purple));width:0%;transition:width .1s}
/* Mobile nav */
@media(max-width:900px){
    .hamburger{display:flex}
    .main-nav{
        position:fixed;top:var(--header-h);left:0;right:0;bottom:0;
        background:var(--bg-primary);padding:1.5rem;overflow-y:auto;
        transform:translateX(100%);transition:transform var(--dur-slow) var(--ease-out);
        border-top:1px solid var(--border-default);z-index:999;
    }
    .main-nav.open{transform:translateX(0)}
    .main-nav ul{flex-direction:column;gap:.5rem}
    .nav-link{padding:.875rem 1rem;font-size:var(--text-lg);display:block}
}

/* ═══════════════════════════════════════
   HERO
═══════════════════════════════════════ */
.hero{position:relative;padding:5rem 0 4rem;overflow:hidden}
.hero-bg-shapes{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.shape{position:absolute;border-radius:50%;filter:blur(60px);opacity:.12}
[data-theme="dark"] .shape{opacity:.07}
.shape-1{width:600px;height:600px;top:-200px;right:-100px;background:var(--accent)}
.shape-2{width:400px;height:400px;bottom:-150px;left:-100px;background:var(--purple)}
.shape-3{width:300px;height:300px;top:30%;left:30%;background:var(--teal)}
.hero-inner{position:relative;display:grid;grid-template-columns:1fr auto;align-items:center;gap:3rem}
@media(max-width:768px){.hero-inner{grid-template-columns:1fr;text-align:center}}
.hero-eyebrow{font-size:var(--text-sm);font-weight:600;color:var(--text-muted);margin-bottom:.75rem;letter-spacing:.05em;text-transform:uppercase}
.hero-title{font-size:clamp(2.5rem,6vw,4rem);font-weight:800;margin-bottom:.75rem;letter-spacing:-.02em;
background:linear-gradient(135deg,var(--text-primary) 0%,var(--accent) 100%);
-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:var(--text-lg);color:var(--text-secondary);font-weight:500;margin-bottom:.75rem}
.hero-desc{font-size:var(--text-base);color:var(--text-muted);max-width:520px;margin-bottom:2rem}
@media(max-width:768px){.hero-desc{margin:0 auto 2rem}}
.hero-cta{display:flex;gap:.75rem;flex-wrap:wrap}
@media(max-width:768px){.hero-cta{justify-content:center}}
/* Avatar */
.avatar-ring{
    width:180px;height:180px;border-radius:50%;
    padding:4px;background:linear-gradient(135deg,var(--accent),var(--purple),var(--teal));
    flex-shrink:0;position:relative;
}
.avatar-inner{
    width:100%;height:100%;border-radius:50%;
    background:linear-gradient(135deg,var(--accent),var(--purple));
    display:flex;align-items:center;justify-content:center;
    color:#fff;font-size:3rem;font-weight:800;
}
.avatar-badge{
    position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);
    background:var(--bg-elevated);border:1px solid var(--border-default);
    border-radius:var(--r-full);padding:.35rem .875rem;
    font-size:var(--text-sm);font-weight:600;white-space:nowrap;
    box-shadow:var(--shadow-md);color:var(--text-secondary);
}
@media(max-width:768px){.hero-avatar{order:-1;margin:0 auto}}

/* ═══════════════════════════════════════
   STATS
═══════════════════════════════════════ */
.stats-section{background:var(--bg-secondary);border-top:1px solid var(--border-default);border-bottom:1px solid var(--border-default);padding:2.5rem 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
@media(max-width:600px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
.stat-item{padding:1.5rem;text-align:center;border-right:1px solid var(--border-default)}
.stat-item:last-child{border-right:none}
@media(max-width:600px){.stat-item:nth-child(2){border-right:none}.stat-item:nth-child(3){border-right:none}}
.stat-number{font-size:var(--text-3xl);font-weight:800;color:var(--accent);margin-bottom:.25rem;font-variant-numeric:tabular-nums}
.stat-label{font-size:var(--text-sm);color:var(--text-muted);font-weight:500}

/* ═══════════════════════════════════════
   POST CARDS
═══════════════════════════════════════ */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}
.post-card{
    background:var(--bg-elevated);border:1px solid var(--border-default);
    border-radius:var(--r-xl);overflow:hidden;display:flex;flex-direction:column;
    transition:all var(--dur-normal) var(--ease-out);box-shadow:var(--shadow-xs);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.post-thumb,.post-thumb-link{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-tertiary)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--dur-slow)}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-thumb-placeholder{height:100%;display:flex;align-items:center;justify-content:center;font-size:2.5rem;background:linear-gradient(135deg,var(--accent-light),var(--bg-tertiary))}
.post-card-body{padding:1.5rem;display:flex;flex-direction:column;flex-grow:1;gap:.5rem}
.post-category{font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.post-meta{display:flex;gap:.875rem;font-size:var(--text-xs);color:var(--text-muted)}
.post-card-body h2,.post-card-body h3{font-size:var(--text-lg);font-weight:700;line-height:1.3}
.post-card-body h2 a,.post-card-body h3 a{color:var(--text-primary);transition:color var(--dur-fast)}
.post-card-body h2 a:hover,.post-card-body h3 a:hover{color:var(--accent)}
.post-card-body p{font-size:var(--text-sm);color:var(--text-secondary);flex-grow:1;line-height:1.6}
.read-link{font-size:var(--text-sm);font-weight:600;color:var(--accent);margin-top:.5rem;align-self:flex-start}
.read-link:hover{color:var(--accent-hover)}

/* ═══════════════════════════════════════
   SKILLS
═══════════════════════════════════════ */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}
.skill-item{background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--r-lg);padding:1rem 1.25rem}
.skill-header{display:flex;justify-content:space-between;margin-bottom:.6rem;font-size:var(--text-sm);font-weight:600}
.skill-bar{height:6px;background:var(--bg-tertiary);border-radius:var(--r-full);overflow:hidden}
.skill-fill{height:100%;border-radius:var(--r-full);transition:width 1s var(--ease-out)}

/* ═══════════════════════════════════════
   CTA
═══════════════════════════════════════ */
.cta-section{padding:5rem 0}
.cta-box{
    background:linear-gradient(135deg,var(--accent) 0%,var(--purple) 100%);
    border-radius:var(--r-2xl);padding:4rem;text-align:center;color:#fff;
    box-shadow:var(--shadow-xl);
}
.cta-box h2{font-size:var(--text-3xl);color:#fff;margin-bottom:.75rem}
.cta-box p{font-size:var(--text-lg);opacity:.88;margin-bottom:2rem}
.cta-box .btn-primary{background:#fff;color:var(--accent);border-color:#fff}
.cta-box .btn-primary:hover{background:rgba(255,255,255,.9)}

/* ═══════════════════════════════════════
   BUTTONS
═══════════════════════════════════════ */
.btn{
    display:inline-flex;align-items:center;gap:.5rem;
    padding:.625rem 1.25rem;border-radius:var(--r-md);
    font-weight:600;font-size:var(--text-sm);
    border:1.5px solid transparent;
    cursor:pointer;transition:all var(--dur-fast);text-decoration:none;
    white-space:nowrap;line-height:1.25;
}
.btn-lg{padding:.875rem 1.75rem;font-size:var(--text-base)}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px rgba(37,99,235,.35)}
.btn-ghost{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border-default)}
.btn-ghost:hover{background:var(--border-default);color:var(--text-primary)}
.btn-outline{background:transparent;color:var(--accent);border-color:var(--accent)}
.btn-outline:hover{background:var(--accent-light)}

/* ═══════════════════════════════════════
   PAGE HERO
═══════════════════════════════════════ */
.page-hero{background:var(--bg-secondary);border-bottom:1px solid var(--border-default);padding:3rem 0 2.5rem}
.page-title{font-size:clamp(2rem,4vw,3rem);font-weight:800;letter-spacing:-.02em}
.page-subtitle{color:var(--text-muted);margin-top:.5rem;font-size:var(--text-lg)}

/* ═══════════════════════════════════════
   BLOG FİLTRELER
═══════════════════════════════════════ */
.blog-filters{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;padding:1.75rem 0}
.search-form{flex:1;min-width:220px;max-width:360px}
.search-input-wrap{position:relative;display:flex;align-items:center}
.search-input-wrap svg{position:absolute;left:.875rem;color:var(--text-muted)}
.search-input{
    width:100%;padding:.6rem .875rem .6rem 2.5rem;
    border:1.5px solid var(--border-default);border-radius:var(--r-md);
    background:var(--bg-secondary);color:var(--text-primary);font-size:var(--text-sm);
    transition:all var(--dur-fast);
}
.search-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-mid)}
.category-tabs{display:flex;flex-wrap:wrap;gap:.5rem}
.cat-tab{
    padding:.45rem 1rem;border-radius:var(--r-full);font-size:var(--text-sm);font-weight:500;
    border:1.5px solid var(--border-default);color:var(--text-secondary);background:var(--bg-secondary);
    transition:all var(--dur-fast);
}
.cat-tab:hover{border-color:var(--accent);color:var(--accent)}
.cat-tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}
/* Pagination */
.pagination{display:flex;gap:.5rem;justify-content:center;margin-top:3rem;flex-wrap:wrap}
.page-btn{
    padding:.5rem .875rem;border-radius:var(--r-md);
    border:1.5px solid var(--border-default);background:var(--bg-secondary);
    color:var(--text-secondary);font-size:var(--text-sm);font-weight:500;
    transition:all var(--dur-fast);
}
.page-btn:hover{border-color:var(--accent);color:var(--accent)}
.page-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
/* Empty state */
.empty-state{text-align:center;padding:5rem 2rem}
.empty-icon{font-size:4rem;margin-bottom:1rem}
.empty-state h3{color:var(--text-muted);margin-bottom:1.5rem}

/* ═══════════════════════════════════════
   VIDEO GRID
═══════════════════════════════════════ */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}
.video-card{border-radius:var(--r-xl);overflow:hidden;background:var(--bg-secondary);border:1px solid var(--border-default);transition:all var(--dur-normal) var(--ease-out)}
.video-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.video-thumb img{width:100%;height:100%;object-fit:cover}
.video-thumb-bg{width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.video-play-btn{
    position:absolute;inset:0;width:100%;height:100%;
    display:flex;align-items:center;justify-content:center;
    background:rgba(0,0,0,.3);color:#fff;
    transition:background var(--dur-fast);
}
.video-play-btn:hover{background:rgba(0,0,0,.5)}
.video-play-btn svg{filter:drop-shadow(0 2px 8px rgba(0,0,0,.5))}
.video-duration{
    position:absolute;bottom:.5rem;right:.625rem;
    background:rgba(0,0,0,.8);color:#fff;border-radius:var(--r-sm);
    padding:.15rem .4rem;font-size:.7rem;font-weight:600;
}
.video-info{padding:1rem}
.video-info h3{font-size:var(--text-base);font-weight:600;margin-bottom:.25rem}
.video-meta{font-size:var(--text-xs);color:var(--text-muted)}

/* ═══════════════════════════════════════
   ABOUT
═══════════════════════════════════════ */
.about-layout{display:grid;grid-template-columns:280px 1fr;gap:3rem;padding:3rem 0 5rem;align-items:start}
@media(max-width:900px){.about-layout{grid-template-columns:1fr}}
.profile-card{background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--r-xl);padding:2rem;text-align:center;margin-bottom:1.5rem;box-shadow:var(--shadow-sm)}
.profile-avatar{width:100px;height:100px;border-radius:50%;margin:0 auto 1rem;background:linear-gradient(135deg,var(--accent),var(--purple));color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:800}
.profile-card h2{font-size:var(--text-xl);margin-bottom:.25rem}
.profile-title{color:var(--text-muted);font-size:var(--text-sm);margin-bottom:1rem}
.profile-meta{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;margin-bottom:1.25rem}
.profile-meta span{font-size:var(--text-xs);background:var(--bg-tertiary);padding:.3rem .65rem;border-radius:var(--r-full)}
.profile-socials{display:flex;gap:.5rem;justify-content:center;margin-bottom:1rem}
.social-btn{width:36px;height:36px;border-radius:var(--r-md);background:var(--bg-tertiary);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;font-size:var(--text-xs);font-weight:700;border:1px solid var(--border-default);transition:all var(--dur-fast)}
.social-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.info-card{background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--r-xl);padding:1.5rem;margin-bottom:1.5rem}
.info-card h4{font-size:var(--text-sm);color:var(--text-muted);margin-bottom:1rem}
.tag-cloud{display:flex;flex-wrap:wrap;gap:.5rem}
.tag{font-size:var(--text-xs);font-weight:500;padding:.3rem .65rem;border-radius:var(--r-full);background:var(--accent-light);color:var(--accent);border:1px solid var(--accent-mid)}
.lang-list{display:flex;flex-direction:column;gap:.75rem}
.lang-list>div{display:flex;justify-content:space-between;align-items:center;font-size:var(--text-sm)}
.level{padding:.2rem .5rem;border-radius:var(--r-full);font-size:.7rem;font-weight:700}
.level.native{background:rgba(16,185,129,.15);color:var(--green)}
.level.advanced{background:var(--accent-light);color:var(--accent)}
.level.intermediate{background:rgba(245,158,11,.15);color:var(--amber)}
.level.beginner{background:rgba(148,163,184,.15);color:var(--text-muted)}
/* About Content */
.about-section{margin-bottom:3rem}
.about-section h2{font-size:var(--text-2xl);margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:1px solid var(--border-default)}
.about-section p{color:var(--text-secondary);margin-bottom:1rem;line-height:1.75}
/* Timeline */
.timeline{position:relative;padding-left:1.75rem}
.timeline::before{content:'';position:absolute;left:0;top:.5rem;bottom:.5rem;width:2px;background:var(--border-default);border-radius:1px}
.timeline-item{position:relative;margin-bottom:2rem}
.timeline-dot{position:absolute;left:-1.875rem;top:.375rem;width:12px;height:12px;border-radius:50%;background:var(--accent);border:2.5px solid var(--bg-primary);box-shadow:0 0 0 3px var(--accent-mid)}
.timeline-period{font-size:var(--text-xs);font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.35rem}
.timeline-content h3{font-size:var(--text-base);margin-bottom:.25rem}
.timeline-content p{color:var(--text-muted);font-size:var(--text-sm)}
/* Education */
.edu-card{display:flex;gap:1rem;align-items:flex-start;background:var(--bg-secondary);border:1px solid var(--border-default);border-radius:var(--r-lg);padding:1.25rem}
.edu-icon{font-size:1.75rem;flex-shrink:0}
.edu-card h3{font-size:var(--text-base);margin-bottom:.25rem}
.edu-card p{color:var(--text-muted);font-size:var(--text-sm)}

/* ═══════════════════════════════════════
   CONTACT
═══════════════════════════════════════ */
.contact-layout{display:grid;grid-template-columns:1fr 1.75fr;gap:3rem;padding:3rem 0 5rem;align-items:start}
@media(max-width:900px){.contact-layout{grid-template-columns:1fr}}
.contact-info{display:flex;flex-direction:column;gap:1rem}
.contact-card{display:flex;gap:1rem;align-items:flex-start;background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--r-lg);padding:1.25rem;transition:all var(--dur-fast);box-shadow:var(--shadow-xs)}
.contact-card:hover{border-color:var(--accent);transform:translateX(4px)}
.contact-icon-wrap{width:44px;height:44px;flex-shrink:0;border-radius:var(--r-md);background:var(--accent-light);display:flex;align-items:center;justify-content:center;font-size:1.25rem}
.contact-card strong{display:block;font-size:var(--text-sm);margin-bottom:.2rem}
.contact-card a,.contact-card span{font-size:var(--text-sm);color:var(--text-muted)}
.contact-card a:hover{color:var(--accent)}
/* Form */
.contact-form-wrap{background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--r-xl);padding:2rem;box-shadow:var(--shadow-sm)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1rem}
.field label{font-size:var(--text-sm);font-weight:600;color:var(--text-secondary)}
.field label span{color:var(--red)}
.field input,.field textarea{
    padding:.7rem 1rem;border:1.5px solid var(--border-default);border-radius:var(--r-md);
    background:var(--bg-primary);color:var(--text-primary);font-size:var(--text-base);
    transition:all var(--dur-fast);
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-mid)}
.field input:invalid:not(:placeholder-shown),.field textarea:invalid:not(:placeholder-shown){border-color:var(--red)}
.field textarea{resize:vertical;min-height:130px}
.field-error{font-size:var(--text-xs);color:var(--red);min-height:1rem}
.form-alert{padding:1rem 1.25rem;border-radius:var(--r-md);font-size:var(--text-sm);font-weight:500;margin-bottom:1.25rem;border:1px solid transparent}
.form-alert.success{background:var(--success-bg);color:var(--success-text);border-color:rgba(16,185,129,.3)}
.form-alert.error{background:var(--error-bg);color:var(--error-text);border-color:rgba(239,68,68,.3)}
.submit-btn{width:100%;justify-content:center}
.spin{animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ═══════════════════════════════════════
   SOCIAL
═══════════════════════════════════════ */
.social-links{display:flex;gap:.625rem;margin-top:1rem}
.social-link{width:36px;height:36px;border-radius:var(--r-md);background:var(--bg-tertiary);color:var(--text-muted);display:flex;align-items:center;justify-content:center;border:1px solid var(--border-default);transition:all var(--dur-fast)}
.social-link:hover{background:var(--accent);color:#fff;border-color:var(--accent)}

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
.site-footer{background:var(--bg-secondary);border-top:1px solid var(--border-default);padding:3.5rem 0 2rem;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem;margin-bottom:3rem}
@media(max-width:800px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}
.footer-brand .logo{margin-bottom:1rem}
.footer-brand p{font-size:var(--text-sm);color:var(--text-muted);max-width:300px;line-height:1.7}
.footer-col h4{font-size:var(--text-sm);font-weight:700;margin-bottom:1rem;color:var(--text-secondary)}
.footer-col ul{display:flex;flex-direction:column;gap:.5rem}
.footer-col ul a{font-size:var(--text-sm);color:var(--text-muted);transition:color var(--dur-fast)}
.footer-col ul a:hover{color:var(--accent)}
.footer-badge{display:inline-flex;margin-top:1rem;font-size:var(--text-xs);color:var(--text-muted);background:var(--bg-tertiary);padding:.3rem .65rem;border-radius:var(--r-full)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:2rem;border-top:1px solid var(--border-default);flex-wrap:wrap;gap:.75rem}
.footer-bottom p{font-size:var(--text-xs);color:var(--text-muted)}
.footer-bottom-links{display:flex;gap:1rem}
.footer-bottom-links a{font-size:var(--text-xs);color:var(--text-muted)}
.footer-bottom-links a:hover{color:var(--accent)}

/* ═══════════════════════════════════════
   ANİMASYONLAR
═══════════════════════════════════════ */
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.animate-fade-up{opacity:0;animation:fadeUp .55s var(--ease-out) forwards}
@media(prefers-reduced-motion:reduce){.animate-fade-up{animation:none;opacity:1}}

/* ═══════════════════════════════════════
   SCROLL-TRIGGERED (JS ekler .visible)
═══════════════════════════════════════ */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s var(--ease-out),transform .6s var(--ease-out)}
.reveal.visible{opacity:1;transform:translateY(0)}