/* =============================================
   GLASSMORPHISM PORTFOLIO — Adem Ayar
   ============================================= */

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

:root {
    --bg: #080812;
    --bg2: #0d0d1f;
    --glass: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-hover: rgba(255, 255, 255, 0.07);
    --purple: #7c3aed;
    --cyan: #06b6d4;
    --pink: #ec4899;
    --text: #f1f5f9;
    --text-2: #94a3b8;
    --text-3: #64748b;
    --grad: linear-gradient(135deg, #7c3aed, #06b6d4);
    --radius: 16px;
    --radius-sm: 8px;
    --t: 0.3s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

/* ---- Animated Background Orbs ---- */
.bg-orbs {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.13;
    animation: drift 25s ease-in-out infinite;
}

.orb-1 { width: 640px; height: 640px; background: #7c3aed; top: -220px; left: -180px; animation-duration: 28s; }
.orb-2 { width: 520px; height: 520px; background: #06b6d4; top: 38%; right: -180px; animation-duration: 34s; animation-delay: -10s; }
.orb-3 { width: 420px; height: 420px; background: #ec4899; bottom: -80px; left: 28%; animation-duration: 24s; animation-delay: -18s; }

@keyframes drift {
    0%,100% { transform: translate(0, 0) scale(1); }
    25%      { transform: translate(28px, -44px) scale(1.04); }
    50%      { transform: translate(-24px, 32px) scale(0.96); }
    75%      { transform: translate(38px, 18px) scale(1.02); }
}

/* ---- Layout ---- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
    position: relative;
    z-index: 1;
}

.section-header { text-align: center; margin-bottom: 60px; }

.section-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 800;
    line-height: 1.2;
}

.gradient-text {
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 26px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--t);
}

.btn-primary {
    background: var(--grad);
    color: #fff;
}

.btn-primary:hover {
    opacity: 0.85;
    transform: translateY(-2px);
    box-shadow: 0 10px 32px rgba(124, 58, 237, 0.4);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.22);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: var(--glass-hover);
    border-color: rgba(124, 58, 237, 0.45);
    transform: translateY(-2px);
}

/* ---- Navbar ---- */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 16px 0;
    background: rgba(8, 8, 18, 0.72);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--glass-border);
}

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

.nav-logo {
    font-size: 20px;
    font-weight: 800;
    text-decoration: none;
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 36px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-2);
    font-size: 14px;
    font-weight: 500;
    transition: color var(--t);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0; right: 0;
    height: 2px;
    background: var(--grad);
    border-radius: 2px;
    transform: scaleX(0);
    transition: transform var(--t);
}

.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { transform: scaleX(1); }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--t);
}

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
    display: none;
    position: fixed;
    top: 65px; left: 0; right: 0;
    background: rgba(8, 8, 18, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 99;
    padding: 20px 24px;
    flex-direction: column;
    gap: 4px;
}

.mobile-nav.open { display: flex; }

.mobile-nav a {
    text-decoration: none;
    color: var(--text-2);
    font-size: 16px;
    font-weight: 500;
    padding: 12px 0;
    border-bottom: 1px solid var(--glass-border);
    transition: color var(--t);
}

.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--text); }

/* ---- Hero ---- */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    position: relative;
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 760px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    color: var(--cyan);
    background: rgba(6, 182, 212, 0.08);
    border: 1px solid rgba(6, 182, 212, 0.2);
    margin-bottom: 28px;
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: var(--cyan);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%,100% { opacity: 1; transform: scale(1); }
    50%      { opacity: 0.45; transform: scale(0.75); }
}

.hero-title {
    font-size: clamp(44px, 8vw, 80px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 26px);
    color: var(--text-2);
    margin-bottom: 22px;
    min-height: 36px;
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--cyan);
    margin-left: 3px;
    vertical-align: text-bottom;
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%,100% { opacity: 1; }
    50%      { opacity: 0; }
}

.hero-desc {
    font-size: 16px;
    color: var(--text-2);
    max-width: 500px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-socials {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-2);
    text-decoration: none;
    transition: var(--t);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.social-icon:hover {
    background: rgba(124, 58, 237, 0.14);
    border-color: rgba(124, 58, 237, 0.4);
    color: var(--text);
    transform: translateY(-3px);
}

.social-icon svg { width: 20px; height: 20px; fill: currentColor; }

/* ---- About ---- */
.about-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 64px;
    align-items: center;
}

.about-img-wrap {
    position: relative;
}

.about-img-wrap::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: calc(var(--radius) + 2px);
    background: var(--grad);
    z-index: -1;
    opacity: 0.55;
}

.about-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    object-position: center top;
    border-radius: var(--radius);
    display: block;
    background: var(--bg2);
}

.about-placeholder {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius);
    display: none;
    align-items: center;
    justify-content: center;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    font-size: 80px;
}

.about-bio {
    color: var(--text-2);
    font-size: 15.5px;
    line-height: 1.85;
    margin: 16px 0 32px;
}

.about-stats {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.stat-number {
    display: block;
    font-size: 34px;
    font-weight: 800;
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-3);
    font-weight: 500;
}

/* ---- Skills ---- */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.skill-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 13.5px;
    font-weight: 500;
    color: var(--text-2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: var(--t);
    cursor: default;
}

.skill-badge:hover {
    background: rgba(124, 58, 237, 0.11);
    border-color: rgba(124, 58, 237, 0.32);
    color: var(--text);
    transform: translateY(-2px);
}

.skill-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

/* ---- Projects ---- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.project-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--t);
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: rgba(124, 58, 237, 0.32);
    transform: translateY(-6px);
    box-shadow: 0 24px 48px rgba(124, 58, 237, 0.14);
}

.proj-img {
    position: relative;
    overflow: hidden;
    background: var(--bg2);
    aspect-ratio: 16/10;
}

.proj-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.proj-body {
    padding: 18px 20px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.proj-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}

.proj-desc {
    font-size: 13px;
    color: var(--text-3);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 14px;
}

.proj-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 14px;
}

.tag {
    padding: 3px 9px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 600;
}

.tag-kotlin  { background: rgba(124,58,237,0.14);  color: #a78bfa; }
.tag-compose { background: rgba(6,182,212,0.14);   color: #67e8f9; }
.tag-android { background: rgba(34,197,94,0.14);   color: #86efac; }
.tag-kmm     { background: rgba(236,72,153,0.14);  color: #f9a8d4; }
.tag-retrofit{ background: rgba(251,146,60,0.14);  color: #fdba74; }
.tag-room    { background: rgba(250,204,21,0.14);  color: #fde047; }
.tag-mvvm    { background: rgba(99,102,241,0.14);  color: #a5b4fc; }
.tag-maps    { background: rgba(20,184,166,0.14);  color: #5eead4; }
.tag-plugin  { background: rgba(239,68,68,0.14);   color: #fca5a5; }

.proj-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    font-weight: 600;
    color: var(--cyan);
    text-decoration: none;
    transition: color var(--t);
}

.proj-link svg { width: 13px; height: 13px; transition: transform var(--t); }
.proj-link:hover { color: #fff; }
.proj-link:hover svg { transform: translateX(3px); }

/* ---- Contact ---- */
.contact-inner {
    max-width: 580px;
    margin: 0 auto;
    text-align: center;
}

.contact-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 44px 40px;
    margin-top: 44px;
}

.contact-desc {
    color: var(--text-2);
    font-size: 15px;
    margin-bottom: 32px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.025);
    border: 1px solid var(--glass-border);
    text-decoration: none;
    color: var(--text-2);
    transition: var(--t);
}

.contact-link:hover {
    background: rgba(124,58,237,0.09);
    border-color: rgba(124,58,237,0.28);
    color: var(--text);
    transform: translateX(4px);
}

.contact-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg { width: 20px; height: 20px; fill: currentColor; }
.contact-icon-stroke svg { fill: none; stroke: currentColor; stroke-width: 2; }

.cl-label { font-size: 11px; color: var(--text-3); margin-bottom: 2px; }
.cl-value  { font-size: 14px; font-weight: 600; }

/* ---- Footer ---- */
footer {
    padding: 28px 0;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--text-3);
    font-size: 13px;
    position: relative;
    z-index: 1;
}

/* ---- Scroll Fade-up ---- */
.fade-up {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   PROJECT DETAIL PAGES
   ============================================ */

.proj-hero {
    min-height: 58vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    position: relative;
    z-index: 1;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-2);
    text-decoration: none;
    padding: 7px 14px;
    border-radius: 50px;
    border: 1px solid var(--glass-border);
    background: var(--glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    margin-bottom: 28px;
    transition: var(--t);
    width: fit-content;
}

.back-link:hover {
    color: var(--text);
    border-color: rgba(124, 58, 237, 0.35);
    background: rgba(124, 58, 237, 0.08);
}

.back-link svg { width: 14px; height: 14px; flex-shrink: 0; }

.proj-title {
    font-size: clamp(38px, 7vw, 68px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 16px;
}

.proj-subtitle {
    font-size: clamp(15px, 2.5vw, 19px);
    color: var(--text-2);
    margin-bottom: 24px;
    line-height: 1.75;
    max-width: 620px;
}

.proj-hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
}

.proj-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* Overview */
.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
}

.overview-img-wrap {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.overview-img-wrap img {
    width: 100%;
    max-height: 440px;
    object-fit: contain;
    border-radius: calc(var(--radius) - 4px);
    display: block;
}

.overview-desc {
    color: var(--text-2);
    font-size: 15.5px;
    line-height: 1.85;
    margin: 14px 0 24px;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-2);
    font-size: 14.5px;
    line-height: 1.6;
}

.feature-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--cyan);
    flex-shrink: 0;
    margin-top: 6px;
}

/* Screenshots */
.screenshots-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
}

.screenshots-grid img,
.screenshot-single {
    width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
    background: var(--bg2);
    display: block;
}

.screenshot-single {
    max-width: 680px;
    margin: 0 auto;
}

/* JetBrains widget container */
.marketplace-wrap {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
    margin-top: 8px;
}

@media (max-width: 820px) {
    .overview-grid { grid-template-columns: 1fr; gap: 36px; }
    .screenshots-grid { grid-template-columns: 1fr; }
    .proj-hero { min-height: auto; }
}

/* ---- Responsive ---- */
@media (max-width: 920px) {
    .projects-grid  { grid-template-columns: repeat(2, 1fr); }
    .about-grid     { grid-template-columns: 1fr; gap: 40px; }
    .about-img-wrap { max-width: 240px; margin: 0 auto; }
}

@media (max-width: 640px) {
    .nav-links  { display: none; }
    .hamburger  { display: flex; }
    .projects-grid { grid-template-columns: 1fr; }
    .section    { padding: 72px 0; }
    .contact-card { padding: 32px 20px; }
    .about-stats  { gap: 20px; }
    .hero-title   { font-size: 38px; }
    .lang-toggle  { margin-left: 8px; }
}

/* ---- Language Toggle ---- */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 20px;
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-2);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.8px;
    padding: 4px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--t);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

.lang-btn:hover {
    color: var(--text);
    border-color: rgba(255, 255, 255, 0.2);
}

.lang-btn.active {
    background: var(--grad);
    border-color: transparent;
    color: #fff;
}