/* ==========================================================================
   ARDA YİPEL PORTFOLYO - STİL DOSYASI (STYLE.CSS)
   Tasarım Konsepti: Premium Obsidian Koyu Tema, Cam Morfizasyonu, Neon Vurgular
   ========================================================================== */

/* 1. Temel Değişkenler ve Reset */
:root {
    --bg-main: #050508;
    --bg-surface: #0a0a0f;
    --bg-card: rgba(15, 15, 22, 0.65);
    --bg-card-hover: rgba(22, 22, 32, 0.85);
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(0, 242, 254, 0.35);
    
    /* HSL Renk Paleti */
    --cyan: hsl(185, 100%, 50%);
    --cyan-glow: hsla(185, 100%, 50%, 0.15);
    --purple: hsl(275, 100%, 65%);
    --purple-glow: hsla(275, 100%, 65%, 0.15);
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #6b7280;
    
    /* Yazı Tipleri */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Diğer */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --glass-blur: blur(16px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Scrollbar Özelleştirme */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: #1f1f2e;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--cyan);
}

/* 2. Arka Plan Vurgu Işıkları (Nebula Glows) */
.bg-glow {
    position: absolute;
    width: 50vw;
    height: 50vw;
    border-radius: 50%;
    filter: blur(140px);
    z-index: -2;
    pointer-events: none;
    opacity: 0.15;
}
.bg-glow-1 {
    top: -10vw;
    left: -10vw;
    background: radial-gradient(circle, var(--cyan) 0%, transparent 70%);
}
.bg-glow-2 {
    bottom: 10vh;
    right: -10vw;
    background: radial-gradient(circle, var(--purple) 0%, transparent 70%);
}
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -3;
    pointer-events: none;
}

/* Tipografi Kuralları */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.02em;
}

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

p {
    font-size: 1.05rem;
    color: var(--text-muted);
}

strong {
    color: #fff;
    font-weight: 600;
}

/* 3. Butonlar */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 550;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyan) 0%, var(--purple) 100%);
    color: #000;
    border: none;
    box-shadow: 0 4px 20px rgba(0, 242, 254, 0.2);
}
.btn-primary:hover {
    box-shadow: 0 4px 30px rgba(0, 242, 254, 0.45);
    transform: translateY(-2px);
    color: #000;
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid var(--border-color);
}
.btn-outline:hover {
    border-color: var(--cyan);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.1);
    transform: translateY(-2px);
}

/* 4. Navigasyon Barı (Header) */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 24px 0;
    transition: var(--transition-normal);
}
.navbar.scrolled {
    padding: 12px 0;
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.3rem;
    font-family: var(--font-heading);
}
.logo-icon {
    background: linear-gradient(135deg, var(--cyan) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-heading);
}

.nav-menu {
    display: flex;
    gap: 32px;
}
.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    padding: 6px 0;
}
.nav-link:hover, .nav-link.active {
    color: #fff;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--purple));
    transition: var(--transition-fast);
}
.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}
.terminal-toggle-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    width: 42px;
    height: 42px;
    border-radius: 8px;
    color: var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition-fast);
}
.terminal-toggle-btn:hover {
    background: rgba(0, 242, 254, 0.1);
    border-color: var(--cyan);
    box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.3rem;
    cursor: pointer;
}

/* 5. Kahraman (Hero) Bölümü */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 60px 24px;
    position: relative;
}

.hero-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 30px;
    background: rgba(0, 242, 254, 0.06);
    border: 1px solid rgba(0, 242, 254, 0.15);
    color: var(--cyan);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-title {
    font-size: 3.8rem;
    line-height: 1.1;
    margin-bottom: 16px;
    font-weight: 800;
}
.highlight {
    background: linear-gradient(135deg, var(--cyan) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.8rem;
    color: #fff;
    margin-bottom: 24px;
    font-weight: 500;
    height: 40px; /* Layout sıçramasını önler */
}
.cursor {
    color: var(--cyan);
    animation: blink 0.8s infinite;
}

.hero-description {
    font-size: 1.15rem;
    margin-bottom: 36px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

/* Kahraman Görseli & Avatar Tasarımı */
.hero-visual {
    display: flex;
    justify-content: center;
    position: relative;
}
.avatar-container {
    position: relative;
    width: 320px;
    height: 320px;
}
.avatar-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90%;
    background: linear-gradient(135deg, var(--cyan) 0%, var(--purple) 100%);
    filter: blur(35px);
    border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
    animation: blob-shape 12s infinite linear alternate;
    opacity: 0.5;
    z-index: 1;
}
.avatar-border {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
    background: rgba(10, 10, 15, 0.8);
    border: 2px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    z-index: 2;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: blob-shape 12s infinite linear alternate;
}
.avatar-img-placeholder {
    font-size: 4.5rem;
    color: rgba(255, 255, 255, 0.15);
    background: linear-gradient(135deg, rgba(0, 242, 254, 0.1) 0%, rgba(204, 51, 255, 0.1) 100%);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}
.avatar-border:hover .avatar-img-placeholder {
    color: var(--cyan);
    background: linear-gradient(135deg, rgba(0, 242, 254, 0.18) 0%, rgba(204, 51, 255, 0.18) 100%);
}

.floating-badge {
    position: absolute;
    z-index: 3;
    padding: 8px 16px;
    background: rgba(20, 20, 30, 0.85);
    border: 1px solid var(--border-color);
    backdrop-filter: var(--glass-blur);
    border-radius: 30px;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    color: #fff;
    display: flex;
    align-items: center;
    gap: 6px;
}
.fb-1 { top: 10%; left: -10%; animation: float 6s infinite ease-in-out; border-color: rgba(0, 242, 254, 0.3); }
.fb-2 { bottom: 20%; right: -15%; animation: float 6s infinite ease-in-out 2s; border-color: rgba(204, 51, 255, 0.3); }
.fb-3 { bottom: 5%; left: 0%; animation: float 6s infinite ease-in-out 4s; }

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}
.mouse {
    width: 26px;
    height: 44px;
    border: 2px solid var(--text-dark);
    border-radius: 20px;
    position: relative;
    display: flex;
    justify-content: center;
}
.wheel {
    width: 4px;
    height: 8px;
    background: var(--cyan);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    animation: scroll-wheel 1.5s infinite;
}

/* 6. Genel Bölüm Ayarları */
.section {
    padding: 100px 24px;
    position: relative;
}
.section-container {
    max-width: 1200px;
    margin: 0 auto;
}
.section-header {
    text-align: center;
    margin-bottom: 60px;
}
.section-subtitle {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--cyan);
    font-weight: 600;
}
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-top: 8px;
    margin-bottom: 12px;
}
.title-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--cyan), var(--purple));
    margin: 0 auto;
    border-radius: 2px;
}

/* 7. Hakkımda (About) Bölümü */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: start;
}
.about-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: var(--glass-blur);
    padding: 40px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.about-info-card p {
    text-align: justify;
}
.card-title {
    font-size: 1.6rem;
    color: #fff;
    margin-bottom: 8px;
}
.personal-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}
.detail-item {
    display: flex;
    font-size: 1rem;
}
.detail-label {
    width: 130px;
    font-weight: 600;
    color: #fff;
}
.detail-value {
    color: var(--text-muted);
}

.about-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px 20px;
    text-align: center;
    transition: var(--transition-normal);
}
.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: 0 8px 30px rgba(0, 242, 254, 0.08);
}
.stat-icon {
    font-size: 2rem;
    color: var(--cyan);
    margin-bottom: 12px;
}
.stat-number {
    display: block;
    font-size: 1.8rem;
    font-family: var(--font-heading);
    font-weight: 700;
    color: #fff;
}
.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* 8. Yetenekler (Skills) Bölümü */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.skills-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    border-radius: 16px;
    transition: var(--transition-normal);
}
.skills-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: 0 8px 30px rgba(0, 242, 254, 0.08);
}
.card-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 242, 254, 0.08);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--cyan);
    margin-bottom: 20px;
}
.skills-category-title {
    font-size: 1.35rem;
    color: #fff;
    margin-bottom: 24px;
}
.skills-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.skill-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.skill-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    font-weight: 550;
    color: var(--text-muted);
}
.progress-bar-bg {
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,0.04);
    border-radius: 3px;
    overflow: hidden;
}
.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyan), var(--purple));
    border-radius: 3px;
    width: 0; /* JS ile doldurulacak, varsayılan sıfır */
    transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 9. Deneyim (Experience) Zaman Tüneli */
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}
.timeline::after {
    content: '';
    position: absolute;
    width: 2px;
    background: var(--border-color);
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
}
.timeline-item.left { left: 0; }
.timeline-item.right { left: 50%; }

.timeline-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #000;
    border: 3px solid var(--cyan);
    top: 24px;
    z-index: 5;
    box-shadow: 0 0 10px var(--cyan);
}
.timeline-item.left .timeline-dot { right: -8px; }
.timeline-item.right .timeline-dot { left: -8px; }

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 12px;
    transition: var(--transition-normal);
}
.timeline-content:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
}

.time-period {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 242, 254, 0.08);
    border: 1px solid rgba(0, 242, 254, 0.15);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--cyan);
    margin-bottom: 12px;
}
.timeline-title {
    font-size: 1.25rem;
    color: #fff;
    margin-bottom: 4px;
}
.timeline-company {
    font-size: 0.95rem;
    color: var(--purple);
    font-weight: 550;
    margin-bottom: 12px;
}

/* 10. Öz Geçmiş (Resume) Bölümü */
.resume-wrapper {
    max-width: 900px;
    margin: 0 auto;
}
.resume-details-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 48px;
    backdrop-filter: var(--glass-blur);
}
.resume-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 30px;
    margin-bottom: 30px;
}
.resume-name {
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
}
.resume-title {
    color: var(--cyan);
    font-size: 1.05rem;
    font-weight: 550;
}
.btn-cv {
    font-size: 0.95rem;
    padding: 10px 24px;
}

.resume-body-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
}
.resume-block {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.block-title {
    font-size: 1.25rem;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 10px;
}
.block-title i {
    color: var(--cyan);
}
.block-item {
    position: relative;
    padding-left: 20px;
    border-left: 1px solid var(--border-color);
}
.item-date {
    font-size: 0.8rem;
    color: var(--purple);
    font-weight: 600;
}
.item-title {
    font-size: 1.05rem;
    color: #fff;
    margin-top: 4px;
}
.item-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
}
.item-desc {
    margin-top: 8px;
    font-size: 0.9rem;
}

.skills-bullets {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.skills-bullets li {
    font-size: 0.95rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
}
.text-cyan {
    color: var(--cyan);
}

/* 11. İletişim (Contact) Bölümü */
.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 48px;
}
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.contact-title {
    font-size: 1.8rem;
    color: #fff;
}
.contact-text {
    font-size: 1rem;
}
.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 10px;
}
.method-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition-normal);
}
.method-card:hover {
    border-color: var(--border-hover);
    transform: translateX(4px);
}
.method-icon {
    width: 44px;
    height: 44px;
    background: rgba(0, 242, 254, 0.06);
    border-radius: 10px;
    color: var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}
.method-details {
    display: flex;
    flex-direction: column;
}
.method-label {
    font-size: 0.75rem;
    color: var(--text-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.method-value {
    font-size: 0.95rem;
    color: #fff;
    font-weight: 550;
}
.method-value:hover {
    color: var(--cyan);
}

/* İletişim Formu */
.contact-form-container {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: var(--glass-blur);
    overflow: hidden;
}
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.form-label {
    font-size: 0.9rem;
    font-weight: 550;
    color: #fff;
}
.form-input {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: 8px;
    color: #fff;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}
.form-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--cyan);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.15);
}
.form-input.textarea {
    resize: none;
}

.error-msg {
    display: none;
    font-size: 0.8rem;
    color: #ef4444;
    margin-top: 4px;
}
.form-input.invalid {
    border-color: #ef4444;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.15);
}
.form-input.invalid ~ .error-msg {
    display: block;
}

.btn-submit {
    align-self: flex-start;
    padding: 12px 32px;
}

/* Başarılı Gönderim Ekranı Overlay */
.form-success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-surface);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}
.form-success-overlay.active {
    opacity: 1;
    pointer-events: all;
}
.success-box {
    text-align: center;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.success-icon {
    font-size: 3.5rem;
    color: var(--cyan);
    animation: scale-up 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.success-box h3 {
    font-size: 1.6rem;
    color: #fff;
}
.success-box p {
    font-size: 0.95rem;
    color: var(--text-muted);
}
.btn-close-success {
    margin-top: 10px;
    width: 100%;
}

/* 12. Sürpriz Özellik: Terminal Widget Arayüzü */
.terminal-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 420px;
    height: 300px;
    background: #06060a;
    border: 1px solid #14151a;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    z-index: 99;
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    pointer-events: none;
    transition: var(--transition-normal);
}
.terminal-widget.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
}

.terminal-header {
    background: #0f1015;
    padding: 10px 16px;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
    border-bottom: 1px solid #181920;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.terminal-title {
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}
.terminal-title i {
    color: var(--cyan);
}
.terminal-actions {
    display: flex;
    gap: 6px;
}
.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    cursor: pointer;
}
.td-red { background-color: #ef4444; }
.td-yellow { background-color: #f59e0b; }
.td-green { background-color: #10b981; }

.terminal-body {
    padding: 16px;
    flex-grow: 1;
    overflow-y: auto;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.8rem;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.terminal-line {
    word-break: break-all;
    line-height: 1.4;
}
.text-green { color: #10b981; }
.text-dim { color: #4b5563; }
.text-cyan { color: var(--cyan); }
.text-purple { color: var(--purple); }
.text-white { color: #fff; }

.terminal-input-line {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
}
.prompt {
    color: var(--purple);
    font-weight: bold;
}
#terminal-input {
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    flex-grow: 1;
    font-family: monospace;
    font-size: 0.8rem;
}

/* 13. Footer */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 40px 24px;
    background: #030305;
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.copyright {
    font-size: 0.9rem;
    color: var(--text-dark);
}
.footer-socials {
    display: flex;
    gap: 16px;
}
.footer-socials a {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}
.footer-socials a:hover {
    color: var(--cyan);
    border-color: var(--cyan);
    background: rgba(0, 242, 254, 0.05);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.1);
}

/* 14. Medya Sorguları (Responsive Tasarım) */

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hero-description {
        margin: 0 auto 36px auto;
    }
    .hero-title {
        font-size: 2.8rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .resume-body-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .timeline::after {
        left: 30px;
    }
    .timeline-item {
        width: 100%;
        padding-left: 60px;
        padding-right: 0;
    }
    .timeline-item.right {
        left: 0;
    }
    .timeline-item.left .timeline-dot, .timeline-item.right .timeline-dot {
        left: 21px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: -100vh;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(5, 5, 8, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 24px;
        transition: var(--transition-normal);
        z-index: 90;
    }
    .nav-menu.active {
        top: 0;
    }
    .nav-link {
        font-size: 1.2rem;
    }
    
    .navbar {
        padding: 16px 0;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .resume-details-card {
        padding: 30px 20px;
    }
    .resume-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .btn-cv {
        width: 100%;
    }
    
    .contact-form-container {
        padding: 24px 16px;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .terminal-widget {
        width: calc(100% - 32px);
        right: 16px;
        bottom: 16px;
    }
}

/* 15. Animasyonlar */

@keyframes blob-shape {
    0% { border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%; }
    50% { border-radius: 50% 50% 30% 70% / 50% 60% 40% 50%; }
    100% { border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes scroll-wheel {
    0% { opacity: 0; top: 8px; }
    50% { opacity: 1; }
    100% { opacity: 0; top: 22px; }
}

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

@keyframes scale-up {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

/* Animasyon Geçiş Sınıfları */
.animate-fade-in {
    opacity: 0;
    animation: fade-in-keyframes 0.8s forwards ease;
}
.animate-slide-up {
    opacity: 0;
    transform: translateY(20px);
    animation: slide-up-keyframes 0.8s forwards cubic-bezier(0.16, 1, 0.3, 1);
}
.animate-slide-up-delayed {
    opacity: 0;
    transform: translateY(20px);
    animation: slide-up-keyframes 0.8s forwards cubic-bezier(0.16, 1, 0.3, 1) 0.15s;
}
.animate-slide-up-more {
    opacity: 0;
    transform: translateY(20px);
    animation: slide-up-keyframes 0.8s forwards cubic-bezier(0.16, 1, 0.3, 1) 0.3s;
}
.animate-fade-in-delayed {
    opacity: 0;
    animation: fade-in-keyframes 0.8s forwards ease 0.45s;
}
.animate-zoom-in {
    opacity: 0;
    transform: scale(0.9);
    animation: zoom-in-keyframes 1s forwards cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fade-in-keyframes {
    to { opacity: 1; }
}
@keyframes slide-up-keyframes {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes zoom-in-keyframes {
    to {
        opacity: 1;
        transform: scale(1);
    }
}