@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

body {
    box-sizing: border-box;
}

* {
    font-family: 'Inter', sans-serif;
}

:root {
    --primary-black: #0a0a0a;
    --secondary-black: #1a1a1a;
    --accent-gray: #2a2a2a;
    --light-gray: #666666;
    --border-gray: #333333;
}

.pro-card {
    background: var(--secondary-black);
    border: 1px solid var(--border-gray);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pro-card:hover {
    transform: translateY(-4px);
    border-color: var(--light-gray);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.nav-pro {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-gray);
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.skill-bar-pro {
    background: var(--accent-gray);
    height: 4px;
    border-radius: 2px;
    overflow: hidden;
}

.skill-fill-pro {
    height: 100%;
    background: white;
    border-radius: 2px;
    transition: width 1.5s ease-out;
    width: 0%;
}

.hover-lift {
    transition: transform 0.2s ease;
}

.hover-lift:hover {
    transform: translateY(-2px);
}

.text-gradient {
    background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    background: white;
    z-index: 1000;
    transition: width 0.1s ease;
}

.btn-primary {
    background: white;
    color: black;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-1px);
}

.btn-secondary {
    border: 1px solid white;
    color: white;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: white;
    color: black;
    transform: translateY(-1px);
}

.grid-pro {
    display: grid;
    gap: 2rem;
}

.metric-card {
    background: var(--secondary-black);
    border: 1px solid var(--border-gray);
    text-align: center;
    padding: 1.5rem;
    border-radius: 0.5rem;
}

.metric-number {
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.metric-label {
    color: var(--light-gray);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.section-divider {
    height: 1px;
    background: var(--border-gray);
    margin: 4rem 0;
}

.form-input {
    background: var(--secondary-black);
    border: 1px solid var(--border-gray);
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    transition: border-color 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: white;
}

.project-image {
    background: var(--accent-gray);
    height: 200px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.status-available {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--secondary-black);
    border: 1px solid var(--border-gray);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.category-btn {
    background: var(--secondary-black);
    border: 1px solid var(--border-gray);
    color: var(--light-gray);
}

.category-btn.active {
    background: white;
    color: black;
    border-color: white;
}

.category-btn:hover {
    border-color: var(--light-gray);
    color: white;
}

.category-btn.active:hover {
    background: #f0f0f0;
    color: black;
}

.project-category {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.project-category.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.cursor {
    display: inline-block;
    background-color: white;
    width: 4px; 
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { background-color: transparent; }
    50% { background-color: white; }
}

#dynamic-title.deleting {
    color: #ef4444;
    transition: color 0.3s ease;
}

@keyframes zoomIn {
    from {transform: scale(0.8);}
    to {transform: scale(1);}
}

@keyframes fadeIn {
    from {opacity: 0;}
    to {opacity: 1;}
}

.gallery-wrapper {
    position: relative;
}

.slider-viewport {
    overflow: hidden;
    width: 100%;
}

.slider-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.slider-track > .gallery-item {
    flex-shrink: 0;
    width: calc((100% / 3) - 16px);
    margin: 0 8px;
    box-sizing: border-box;
    aspect-ratio: 9 / 12;
    height: auto;
}

.slider-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(4px);
    border: 1px solid var(--border-gray);
    color: white;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.2s ease;
}

.slider-button:hover {
    background-color: white;
    color: black;
}

.slider-button.prev {
    left: -22px;
}

.slider-button.next {
    right: -22px;
}

.slider-button:disabled {
    opacity: 0.2;
    cursor: not-allowed;
    transform: translateY(-50%) scale(0.95);
}

@media (max-width: 1024px) {
    .slider-button.prev {
        left: 10px;
    }
    .slider-button.next {
        right: 10px;
    }
}

@media (max-width: 768px) {
    .slider-track > .gallery-item {
        width: calc((100% / 2) - 16px);
    }
}

@media (max-width: 640px) {
    .slider-track > .gallery-item {
        width: calc(100% - 16px);
    }
}

.lightbox-hidden {
    display: none;
}

.lightbox-visible {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s;
}

.lightbox-content {
    display: block;
    max-width: 85%;
    max-height: 85vh;
    animation: zoomIn 0.3s;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s ease;
}

.lightbox-close:hover {
    color: #ccc;
}

#language-modal-overlay {
    transition: opacity 0.3s ease;
}

#language-modal-overlay.hidden {
    opacity: 0;
    pointer-events: none;
    display: none;
}

button#lang-tr, button#lang-en {
    font-weight: 500;
}

button#lang-tr.active, button#lang-en.active {
    color: white;
    font-weight: 700;
}