2. CSS Portfolio

Построй стильное портфолио с адаптивным дизайном и темной темой за 2-3 часа.

Что мы построим

Personal Portfolio Website — твоя визитная карточка в интернете.

Основные секции:

Header с переключателем темы
About Me (О себе)
Skills (Навыки с прогресс-барами)
Projects (Проекты в сетке)
Contact Form (Форма связи)

Что вы освоите:

CSS Grid и Flexbox
CSS Custom Properties (переменные)
Темная/светлая тема
Адаптивный дизайн
CSS Animations

Подготовка

1. Создание проекта

mkdir css-portfolio
cd css-portfolio

Создай три файла:

index.html — разметка
styles.css — стили
script.js — переключатель темы (минимальный JS)

HTML Structure

<!DOCTYPE html>
<html lang="ru" data-theme="light">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Portfolio of Alex Smith - Full-stack Developer">
    <title>Alex Smith | Portfolio</title>
    <link rel="stylesheet" href="styles.css">
</head>
<body>
    <!-- Header -->
    <header class="header">
        <div class="container">
            <nav class="nav">
                <a href="#" class="logo">AS</a>
                <ul class="nav-menu">
                    <li><a href="#about">About</a></li>
                    <li><a href="#skills">Skills</a></li>
                    <li><a href="#projects">Projects</a></li>
                    <li><a href="#contact">Contact</a></li>
                </ul>
                <button class="theme-toggle" id="themeToggle" aria-label="Toggle theme">
                    <span class="sun">☀️</span>
                    <span class="moon">🌙</span>
                </button>
            </nav>
        </div>
    </header>

    <!-- Hero / About -->
    <section id="about" class="hero">
        <div class="container">
            <div class="hero-content">
                <div class="hero-text">
                    <h1 class="hero-title">
                        Hi, I'm <span class="gradient-text">Alex Smith</span>
                    </h1>
                    <p class="hero-subtitle">Full-stack Developer</p>
                    <p class="hero-description">
                        I build modern web applications with React, Node.js, and TypeScript.
                        Passionate about clean code and great user experience.
                    </p>
                    <div class="hero-cta">
                        <a href="#projects" class="btn btn-primary">View Projects</a>
                        <a href="#contact" class="btn btn-outline">Get in Touch</a>
                    </div>
                </div>
                <div class="hero-image">
                    <div class="avatar">
                        <div class="avatar-placeholder">AS</div>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Skills -->
    <section id="skills" class="skills">
        <div class="container">
            <h2 class="section-title">Skills & Technologies</h2>
            <div class="skills-grid">
                <div class="skill-category">
                    <h3>Frontend</h3>
                    <div class="skill-item">
                        <div class="skill-name">React / Next.js</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 90%"></div>
                        </div>
                    </div>
                    <div class="skill-item">
                        <div class="skill-name">TypeScript</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 85%"></div>
                        </div>
                    </div>
                    <div class="skill-item">
                        <div class="skill-name">CSS / Tailwind</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 95%"></div>
                        </div>
                    </div>
                </div>

                <div class="skill-category">
                    <h3>Backend</h3>
                    <div class="skill-item">
                        <div class="skill-name">Node.js / Express</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 80%"></div>
                        </div>
                    </div>
                    <div class="skill-item">
                        <div class="skill-name">PostgreSQL / MongoDB</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 75%"></div>
                        </div>
                    </div>
                    <div class="skill-item">
                        <div class="skill-name">REST API / GraphQL</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 85%"></div>
                        </div>
                    </div>
                </div>

                <div class="skill-category">
                    <h3>Tools</h3>
                    <div class="skill-item">
                        <div class="skill-name">Git / GitHub</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 90%"></div>
                        </div>
                    </div>
                    <div class="skill-item">
                        <div class="skill-name">Docker</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 70%"></div>
                        </div>
                    </div>
                    <div class="skill-item">
                        <div class="skill-name">CI/CD</div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="--progress: 75%"></div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Projects -->
    <section id="projects" class="projects">
        <div class="container">
            <h2 class="section-title">Featured Projects</h2>
            <div class="projects-grid">
                <!-- Project 1 -->
                <article class="project-card">
                    <div class="project-image">
                        <div class="project-placeholder">E-Commerce</div>
                    </div>
                    <div class="project-content">
                        <h3>E-Commerce Platform</h3>
                        <p>
                            Full-stack online store with payment integration,
                            admin dashboard, and real-time inventory management.
                        </p>
                        <div class="project-tags">
                            <span class="tag">React</span>
                            <span class="tag">Node.js</span>
                            <span class="tag">Stripe</span>
                        </div>
                        <div class="project-links">
                            <a href="#" class="project-link">Live Demo</a>
                            <a href="#" class="project-link">GitHub</a>
                        </div>
                    </div>
                </article>

                <!-- Project 2 -->
                <article class="project-card">
                    <div class="project-image">
                        <div class="project-placeholder">Task Manager</div>
                    </div>
                    <div class="project-content">
                        <h3>Task Management App</h3>
                        <p>
                            Collaborative task manager with drag-and-drop,
                            real-time updates, and team workspaces.
                        </p>
                        <div class="project-tags">
                            <span class="tag">Next.js</span>
                            <span class="tag">PostgreSQL</span>
                            <span class="tag">WebSockets</span>
                        </div>
                        <div class="project-links">
                            <a href="#" class="project-link">Live Demo</a>
                            <a href="#" class="project-link">GitHub</a>
                        </div>
                    </div>
                </article>

                <!-- Project 3 -->
                <article class="project-card">
                    <div class="project-image">
                        <div class="project-placeholder">Portfolio</div>
                    </div>
                    <div class="project-content">
                        <h3>Weather Dashboard</h3>
                        <p>
                            Real-time weather app with forecasts,
                            interactive maps, and location search.
                        </p>
                        <div class="project-tags">
                            <span class="tag">TypeScript</span>
                            <span class="tag">OpenWeather API</span>
                            <span class="tag">Charts.js</span>
                        </div>
                        <div class="project-links">
                            <a href="#" class="project-link">Live Demo</a>
                            <a href="#" class="project-link">GitHub</a>
                        </div>
                    </div>
                </article>
            </div>
        </div>
    </section>

    <!-- Contact -->
    <section id="contact" class="contact">
        <div class="container">
            <h2 class="section-title">Get In Touch</h2>
            <p class="section-subtitle">
                Have a project in mind? Let's work together.
            </p>
            <form class="contact-form">
                <div class="form-group">
                    <label for="name">Name</label>
                    <input type="text" id="name" name="name" required>
                </div>
                <div class="form-group">
                    <label for="email">Email</label>
                    <input type="email" id="email" name="email" required>
                </div>
                <div class="form-group">
                    <label for="message">Message</label>
                    <textarea id="message" name="message" rows="5" required></textarea>
                </div>
                <button type="submit" class="btn btn-primary">Send Message</button>
            </form>
        </div>
    </section>

    <!-- Footer -->
    <footer class="footer">
        <div class="container">
            <p>&copy; 2026 Alex Smith. Built with HTML & CSS.</p>
            <div class="footer-links">
                <a href="#">GitHub</a>
                <a href="#">LinkedIn</a>
                <a href="#">Twitter</a>
            </div>
        </div>
    </footer>

    <script src="script.js"></script>
</body>
</html>

CSS (styles.css)

1. CSS Variables (Темы)

:root {
    /* Light theme colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --accent: #6366f1;
    --accent-hover: #4f46e5;
    --border: #dee2e6;
    --shadow: rgba(0, 0, 0, 0.1);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Typography */
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Inter', var(--font-body);
}

[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --text-primary: #f8f9fa;
    --text-secondary: #adb5bd;
    --accent: #818cf8;
    --accent-hover: #6366f1;
    --border: #3a3a3a;
    --shadow: rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
}

2. Header & Navigation

.header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--accent);
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-size: 1.25rem;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
}

[data-theme="light"] .moon {
    display: none;
}

[data-theme="dark"] .sun {
    display: none;
}

3. Hero Section

.hero {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.hero-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
}

.avatar {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.avatar-placeholder {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    color: #fff;
    font-weight: 700;
    box-shadow: 0 20px 60px var(--shadow);
}

4. Buttons

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(99, 102, 241, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
}

.btn-outline:hover {
    background: var(--accent);
    color: #fff;
}

5. Skills Section

.skills {
    padding: var(--spacing-xl) 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.skill-category h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--accent);
}

.skill-item {
    margin-bottom: var(--spacing-md);
}

.skill-name {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    width: var(--progress);
    border-radius: 4px;
    transition: width 1s ease;
}

6. Projects Section

.projects {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.project-card {
    background: var(--bg-primary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px var(--shadow);
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-placeholder {
    font-size: 2rem;
    color: #fff;
    font-weight: 700;
}

.project-content {
    padding: var(--spacing-md);
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: var(--spacing-sm);
}

.project-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.project-link:hover {
    text-decoration: underline;
}

7. Contact Section

.contact {
    padding: var(--spacing-xl) 0;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.contact-form .btn {
    width: 100%;
}

.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-md) 0;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--accent);
}

9. Responsive

@media (max-width: 768px) {
    .nav-menu {
        display: none; /* Для простоты - в реальном проекте добавь мобильное меню */
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
}

JavaScript (script.js)

// Theme toggle
const themeToggle = document.getElementById('themeToggle');
const html = document.documentElement;

// Check saved theme
const savedTheme = localStorage.getItem('theme') || 'light';
html.setAttribute('data-theme', savedTheme);

themeToggle.addEventListener('click', () => {
    const currentTheme = html.getAttribute('data-theme');
    const newTheme = currentTheme === 'light' ? 'dark' : 'light';

    html.setAttribute('data-theme', newTheme);
    localStorage.setItem('theme', newTheme);
});

// Smooth scroll
document.querySelectorAll('a[href^="#"]').forEach(anchor => {
    anchor.addEventListener('click', function (e) {
        e.preventDefault();
        const target = document.querySelector(this.getAttribute('href'));
        if (target) {
            target.scrollIntoView({
                behavior: 'smooth',
                block: 'start'
            });
        }
    });
});

// Form submission (placeholder)
const contactForm = document.querySelector('.contact-form');
contactForm.addEventListener('submit', (e) => {
    e.preventDefault();
    alert('Form submitted! (This is a demo - integrate with backend)');
});

Деплой

Netlify / Vercel:

Перетащи папку на Netlify Drop Zone

Или используй Git:

git init
git add .
git commit -m "Initial commit"
git push

Подключи репозиторий к Netlify/Vercel

GitHub Pages:

# В настройках репозитория: Settings → Pages → Source: main branch

Идеи для улучшения

Animations:

Добавь @keyframes для fade-in при скролле
Анимируй skill bars при появлении в viewport

Интерактивность:

Мобильное меню (hamburger)
Фильтр проектов по технологиям
Форма с реальной отправкой (Formspree, EmailJS)

SEO:

Meta tags (Open Graph, Twitter Cards)
Sitemap.xml
Robots.txt

Следующий проект

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