:root {
    --color-1: #171717;
    --color-2: #222;
    --color-3: #e7d7c1;
    --color-4: #cfcfcf;
    --color-5: #f5f5f5;
}

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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--color-1);
    color: var(--color-5);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    width: 100%;
    display: block;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

section {
    padding: 100px 0;
}

h1,
h2,
h3 {
    font-weight: 700;
}

h2 {
    font-size: 40px;
    margin-bottom: 40px;
    color: var(--color-3);
}

p {
    color: var(--color-4);
}

/* NAV */

nav {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(var(--color-1), 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-2);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 19px;
    font-weight: bold;
    color: var(--color-3);
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    transition: 0.3s;
}

.nav-links a:hover {
    color: var(--color-3);
}

.hamburger {
    display: none;
    font-size: 32px;
    cursor: pointer;
    color: var(--color-3);
}

/* HERO */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text h1 {
    font-size: 50px;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-text span {
    color: var(--color-3);
}

.hero-text p {
    font-size: 18px;
    margin-bottom: 30px;
    max-width: 600px;
}

.buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: bold;
    transition: 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--color-3);
    color: var(--color-1);
}

.btn-primary:hover {
    transform: translateY(-3px);
}

.btn-secondary {
    border: 1px solid var(--color-3);
    color: var(--color-3);
    background: transparent;
}

.btn-secondary:hover {
    background: var(--color-3);
    color: var(--color-1);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.hero-image img {
    width: 350px;
    border-radius: 30px;
    border: 3px solid #222;
}

/* ABOUT */

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.about-box {
    background: var(--color-1);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid var(--color-2);
    transition: 0.3s;
}

.about-box:hover {
    transform: translateY(-5px);
    border-color: var(--color-3);
}

/* EXPERIENCE */

.experience-grid {
    display: grid;
    gap: 30px;
}

.experience-card {
    background:
        var(--color-1);
    padding: 35px;
    border-radius: 20px;
    border: 1px solid var(--color-2);
    transition: 0.3s;
}

.experience-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-3);
}

.experience-card h3 {
    margin-bottom: 10px;
    color: var(--color-3);
}

.experience-card ul {
    margin-top: 20px;
    padding-left: 20px;
    color: var(--color-4);
}

.experience-card li {
    margin-bottom: 10px;
}

/* PROJECTS */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--color-1);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--color-2);
    transition: 0.3s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-3);
}

.project-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.project-content h3 {
    margin-bottom: 15px;
    color: var(--color-3);
}

.project-card img {
    height: 200px;
    object-fit: cover;
}

.project-content .tech {
    margin-top: auto;
}

.project-content a,
.project-content .btn {
    margin-top: 20px;
    align-self: flex-start;
}

.tech {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.tech span {
    background: var(--color-2);
    padding: 8px 12px;
    border-radius: 30px;
    font-size: 14px;
}

/* SKILLS */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.skill-box {
    background: var(--color-1);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid var(--color-2);
}

.skill-box h3 {
    margin-bottom: 20px;
    color: var(--color-3);
}

.skill-box ul {
    list-style: none;
}

.skill-box li {
    margin-bottom: 12px;
    color: var(--color-4);
}

/* CONTACT */

.contact {
    text-align: center;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.contact-links a {
    background: var(--color-1);
    padding: 15px 25px;
    border-radius: 12px;
    border: 1px solid var(--color-2);
    transition: 0.3s;
}

.contact-links a:hover {
    border-color: var(--color-3);
    color: var(--color-3);
}

footer {
    text-align: center;
    padding: 30px;
    border-top: 1px solid var(--color-2);
    color: var(--color-4);
}

/* RESPONSIVE */

@media(max-width:900px) {

    .hero-content,
    .about-content {
        grid-template-columns: 1fr;
    }

    .hero-text h1 {
        font-size: 48px;
    }

    .hero-image {
        order: -1;
    }

    .hamburger {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 80px;
        right: 20px;
        background: var(--color-1);
        flex-direction: column;
        width: 220px;
        padding: 25px;
        border-radius: 20px;
        border: 1px solid var(--color-2);
        display: none;
    }

    .nav-links.active {
        display: flex;
    }
}

.hidden {
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s ease;
}

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