/* ── THREE.JS CANVAS ── */
#bg-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ── HERO SECTION ── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 6rem 0;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(124, 106, 247, 0.1);
    border: 1px solid rgba(124, 106, 247, 0.3);
    border-radius: 100px;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    color: var(--accent-light);
    letter-spacing: 0.05em;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.6s ease forwards 0.2s;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

.hero-name {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.7s ease forwards 0.4s;
}

.hero-name .highlight {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-typed-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    min-height: 2.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.7s ease forwards 0.6s;
}

.hero-typed-prefix {
    font-family: 'DM Sans', sans-serif;
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--text-muted);
    font-weight: 300;
    white-space: nowrap;
}

.hero-typed-text {
    font-family: 'Syne', sans-serif;
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--accent-light);
    font-weight: 600;
}

.typed-cursor { color: var(--accent); font-size: 1.4rem; }

.hero-desc {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.8;
    max-width: 520px;
    margin-bottom: 2.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.7s ease forwards 0.8s;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.7s ease forwards 1s;
}

/* ── BUTTONS (home + project_detail'de ortak kullanılıyor) ── */
.btn-primary-custom {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 0.75rem 1.75rem;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.btn-primary-custom:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
    color: #fff;
}

.btn-outline-custom {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.75rem 1.75rem;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 400;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.btn-outline-custom:hover {
    border-color: rgba(124, 106, 247, 0.5);
    background: rgba(124, 106, 247, 0.08);
    transform: translateY(-2px);
    color: var(--text-primary);
}

/* ── CODE CARD ── */
.hero-code-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.75rem;
    font-family: 'Courier New', monospace;
    font-size: 0.82rem;
    line-height: 1.9;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateX(30px);
    animation: slideLeft 0.8s ease forwards 0.7s;
}

.hero-code-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.code-dots { display: flex; gap: 6px; margin-bottom: 1.2rem; }
.code-dots span { width: 10px; height: 10px; border-radius: 50%; }
.dot-red    { background: #ff5f57; }
.dot-yellow { background: #ffbd2e; }
.dot-green-d{ background: #28ca41; }

.code-line  { display: flex; gap: 0.5rem; }
.c-purple   { color: #c678dd; }
.c-blue     { color: #61afef; }
.c-green    { color: #98c379; }
.c-gray     { color: #5c6370; }
.c-white    { color: #abb2bf; }
.c-orange   { color: #d19a66; }

/* ── SCROLL INDICATOR ── */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    z-index: 2;
    opacity: 0;
    animation: fadeIn 0.5s ease forwards 1.5s;
}

.scroll-mouse {
    width: 20px;
    height: 32px;
    border: 1.5px solid var(--border-strong);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    padding-top: 5px;
}

.scroll-wheel {
    width: 3px;
    height: 6px;
    background: var(--accent);
    border-radius: 2px;
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%   { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(8px); opacity: 0; }
}

@keyframes slideUp   { to { opacity: 1; transform: translateY(0); } }
@keyframes slideLeft { to { opacity: 1; transform: translateX(0); } }
@keyframes fadeIn    { to { opacity: 1; } }

@media (max-width: 991px) {
    .hero-code-card { display: none; }
    .hero { min-height: 90vh; text-align: center; }
    .hero-badge { margin: 0 auto 2rem; }
    .hero-typed-wrapper { justify-content: center; }
    .hero-desc { margin: 0 auto 2.5rem; }
    .hero-actions { justify-content: center; }
}

/* ── SHARED: SECTION UTILITIES ── */
.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(124, 106, 247, 0.1);
    border: 1px solid rgba(124, 106, 247, 0.3);
    border-radius: 100px;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    color: var(--accent-light);
    letter-spacing: 0.05em;
    margin-bottom: 1.2rem;
}

.section-title {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.section-title span {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 480px;
    line-height: 1.8;
}

/* ── SHARED: REVEAL ANIMATION ── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.1s; }
.reveal-delay-5 { transition-delay: 0.2s; }

/* ── PROJECTS SECTION ── */
.projects-section {
    padding: 7rem 0 5rem;
    position: relative;
}

.projects-section::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(124, 106, 247, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.75rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    cursor: pointer;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px var(--accent-glow);
    border-color: rgba(124, 106, 247, 0.25);
}

.project-card:hover::before { opacity: 1; }

.project-card.featured {
    border-color: rgba(124, 106, 247, 0.2);
    background: linear-gradient(135deg, rgba(124, 106, 247, 0.05) 0%, var(--bg-card) 60%);
}

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

.project-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.icon-research { color: #3ecf8e; background: rgba(62,207,142,0.1);  border-color: rgba(62,207,142,0.2); }
.icon-app      { color: #60a5fa; background: rgba(96,165,250,0.1);  border-color: rgba(96,165,250,0.2); }
.icon-game     { color: #fb923c; background: rgba(251,146,60,0.1);  border-color: rgba(251,146,60,0.2); }
.icon-hardware { color: #f472b6; background: rgba(244,114,182,0.1); border-color: rgba(244,114,182,0.2); }
.icon-security { color: #facc15; background: rgba(250,204,21,0.1);  border-color: rgba(250,204,21,0.2); }

.project-type-badge {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    padding: 0.25rem 0.7rem;
    border-radius: 100px;
    text-transform: uppercase;
}

.badge-research { background: rgba(62,207,142,0.12);  border: 1px solid rgba(62,207,142,0.3);  color: #3ecf8e; }
.badge-app      { background: rgba(96,165,250,0.12);  border: 1px solid rgba(96,165,250,0.3);  color: #60a5fa; }
.badge-game     { background: rgba(251,146,60,0.12);  border: 1px solid rgba(251,146,60,0.3);  color: #fb923c; }
.badge-hardware { background: rgba(244,114,182,0.12); border: 1px solid rgba(244,114,182,0.3); color: #f472b6; }
.badge-security { background: rgba(250,204,21,0.12);  border: 1px solid rgba(250,204,21,0.3);  color: #facc15; }

.project-title {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.project-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.75;
    flex: 1;
    margin-bottom: 1.25rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

.project-tag {
    font-size: 0.72rem;
    color: var(--accent-light);
    background: rgba(124, 106, 247, 0.08);
    border: 1px solid rgba(124, 106, 247, 0.15);
    border-radius: 6px;
    padding: 0.2rem 0.55rem;
}

.project-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.project-links { display: flex; gap: 0.75rem; }

.project-link-icon {
    color: var(--text-muted);
    font-size: 1rem;
    text-decoration: none;
    transition: color 0.2s;
}

.project-link-icon:hover { color: var(--accent); }

.project-detail-link {
    font-size: 0.82rem;
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: gap 0.2s ease;
}

.project-detail-link:hover {
    color: var(--accent-light);
    gap: 0.55rem;
}

/* ── EXPERIENCE SECTION ── */
.experience-section {
    padding: 7rem 0 6rem;
}

.exp-minimal-item {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--border);
}

.exp-minimal-item:first-of-type {
    border-top: 1px solid var(--border);
}

.exp-minimal-left {
    opacity: 0.6;
    transition: opacity 0.25s ease;
}

.exp-minimal-item:hover .exp-minimal-left {
    opacity: 1;
}

.exp-minimal-company {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: 0.3rem;
    line-height: 1.2;
}

.exp-minimal-location {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.exp-minimal-role {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.exp-minimal-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.85;
    margin-bottom: 1.25rem;
}

.exp-minimal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.exp-tag {
    font-size: 0.72rem;
    color: var(--accent-light);
    background: rgba(124, 106, 247, 0.08);
    border: 1px solid rgba(124, 106, 247, 0.15);
    border-radius: 6px;
    padding: 0.2rem 0.55rem;
}

@media (max-width: 767px) {
    .exp-minimal-item {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .exp-minimal-left { opacity: 1; }
}

/* ── CONTACT SECTION ── */
.contact-section {
    padding: 7rem 0 6rem;
    position: relative;
}

.contact-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(124, 106, 247, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.contact-typed-title {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    letter-spacing: -0.03em;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 1rem;
    min-height: 3.5rem;
}

.contact-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.85;
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.contact-alert {
    padding: 0.9rem 1.25rem;
    border-radius: 10px;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.contact-alert-success {
    background: rgba(62, 207, 142, 0.1);
    border: 1px solid rgba(62, 207, 142, 0.3);
    color: #3ecf8e;
}

.contact-alert-error {
    background: rgba(255, 99, 99, 0.1);
    border: 1px solid rgba(255, 99, 99, 0.3);
    color: #ff6363;
}

.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.25rem;
    position: relative;
    overflow: hidden;
    max-width: 680px;
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.form-label-custom {
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    display: block;
}

.form-control-custom {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.875rem;
    font-weight: 300;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
    outline: none;
    resize: none;
}

.form-control-custom::placeholder { color: var(--placeholder); }

.form-control-custom:focus {
    border-color: rgba(124, 106, 247, 0.5);
    background: rgba(124, 106, 247, 0.04);
    box-shadow: 0 0 0 3px rgba(124, 106, 247, 0.08);
}

textarea.form-control-custom { min-height: 130px; }

.btn-submit {
    width: 100%;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 0.85rem;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    margin-top: 0.5rem;
}

.btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}