/* ========== Temel ========== */
:root {
    --text: #333;
    --bg: #f4f4f4;
    --card: #fff;
    --shadow: 0 8px 24px rgba(0,0,0,.08);
    --radius: 16px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    line-height: 1.65;
    background-color: var(--bg);
    color: var(--text);
    font-size: 17px;
}

/* ========== Gradient Animasyon ========== */
header, footer {
    background: linear-gradient(270deg, #d8b4f8, #fbcfe8, #bae6fd, #c7d2fe);
    background-size: 800% 800%;
    animation: gradientBG 15s ease infinite;
    color: #fff;
}

@keyframes gradientBG {
    0% {background-position: 0% 50%;}
    50% {background-position: 100% 50%;}
    100% {background-position: 0% 50%;}
}

/* ========== Header & Nav ========== */
header {
    text-align: center;
    padding: 28px 16px;
}
header h1 {
    margin: 8px 0 10px;
    font-family: 'Montserrat', sans-serif;
    letter-spacing: .5px;
    font-size: 34px;
}
header .tagline {
    margin: 0;
    font-style: italic;
    opacity: .95;
}

.nav {
    list-style: none;
    display: inline-flex;
    gap: 18px;
    padding: 0;
    margin: 12px 0 0;
}
.nav a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 10px;
    transition: background-color .25s, transform .25s;
}
.nav a:hover,
.nav a:focus-visible {
    background: rgba(255,255,255,.18);
    transform: translateY(-1px);
}

/* ========== İçerik & Kartlar ========== */
main { padding: 20px; }

section {
    max-width: 960px;
    margin: 20px auto;
    background: var(--card);
    padding: 22px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
section h2 {
    margin-top: 0;
    margin-bottom: 10px;
    color: #222;
    font-family: 'Montserrat', sans-serif;
    font-size: 22px;
}

/* ========== Projeler ========== */
#projects .project + .project { margin-top: 18px; }

.project-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

#projects h3 {
    margin: 0;
    color: #3a2a44;
    font-size: 20px;
}

.badges { display: inline-flex; gap: 8px; flex-wrap: wrap; }
.badge {
    display: inline-block;
    padding: 4px 10px;
    background: #f3e9fb;
    color: #6e4592;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.project-desc { margin: 10px 0 8px; }
.project-features {
    margin: 0 0 14px;
    padding-left: 18px;
}
.project-features li { margin: 6px 0; }

.project-links { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    padding: 10px 14px;
    background: #a67dd6;
    color: #fff;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(166, 125, 214, .3);
    transition: transform .2s, box-shadow .2s, opacity .2s;
}
.btn:hover,
.btn:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(166, 125, 214, .4);
}

/* ========== İletişim ========== */
.contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.contact-list li { margin: 12px 0; }

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    font-size: 18px;
    padding: 10px 12px;
    border-radius: 12px;
    transition: color .3s, transform .3s, background-color .3s, box-shadow .3s;
}
.contact-link i { font-size: 22px; }
.contact-link:hover,
.contact-link:focus-visible {
    color: #a67dd6;
    transform: translateX(4px);
    background: #faf6fd;
    box-shadow: 0 6px 18px rgba(166, 125, 214, .18);
}

/* ========== Footer ========== */
footer {
    text-align: center;
    padding: 22px 16px;
}
.footer-links {
    margin-top: 8px;
    display: flex;
    justify-content: center;
    gap: 14px;
}
.footer-links a {
    color: #fff;
    font-size: 22px;
    opacity: .9;
    transition: opacity .2s, transform .2s;
}
.footer-links a:hover,
.footer-links a:focus-visible {
    opacity: 1;
    transform: translateY(-1px);
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
    body { font-size: 16px; }
    header h1 { font-size: 28px; }
    section { margin: 12px; padding: 18px; }
    .contact-link { font-size: 16px; }
    .contact-link i { font-size: 20px; }
}