:root {
    --bg: #f7f9fc;
    --primary: #5b7cff;
    --secondary: #8ea7ff;
    --text: #2d2d2d;
    --card: #ffffff;
}

/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
}

/* NAVBAR */
nav {
    display: flex;
    justify-content: space-between;
    padding: 18px 8%;
    position: fixed;
    width: 100%;
    background: white;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    z-index: 1000;
}

.nav-links a {
    margin-left: 25px;
    text-decoration: none;
    color: var(--text);
}

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

/* HERO */
.hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 120px 8%;
    min-height: 100vh;
}

.hero-text {
    max-width: 500px;
}

.hero h1 {
    font-size: 3rem;
}

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

.hero p {
    margin: 20px 0;
    color: #555;
}

.hero img {
    width: 320px;
    border-radius: 20px;
}

/* BUTTON (FIXED) */
.btn {
    display: inline-block;
    width: fit-content;
    background: var(--primary);
    color: white;
    padding: 10px 20px;
    border-radius: 30px;
    text-decoration: none;
}

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

/* SECTIONS */
section {
    padding: 80px 8%;
}

h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary);
}

/* GRID (2 PER ROW FIXED) */
.grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

/* CARD */
.card {
    background: var(--card);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.05);
    transition: 0.3s;

    display: flex;
    flex-direction: column;
}

/* FIX BUTTON ALIGNMENT */
.card .btn {
    align-self: flex-start;
    margin-top: auto;
}

.card:hover {
    transform: translateY(-8px);
}

/* CONTACT */
.contact {
    text-align: center;
}

/* FOOTER */
footer {
    text-align: center;
    padding: 20px;
    background: white;
}

/* RESPONSIVE HERO */
@media(max-width: 900px){
    .hero {
        flex-direction: column;
        text-align: center;
    }

    .hero img {
        margin-top: 30px;
        width: 250px;
    }
}

/* RESPONSIVE GRID */
@media(max-width: 768px){
    .grid {
        grid-template-columns: 1fr;
    }
}

.socials {
    align-items: center;
    margin-top: 25px;
}

.socials a img {
    width: 30px;
    margin: 0 10px;
    transition: transform 0.3s ease;
}

.socials a img:hover {
    transform: scale(1.2);
}

#skills {
    padding: 80px 10%;
    text-align: center;
}

#skills h2 {
    font-size: 2.5rem;
    color: #5a6ff0;
    margin-bottom: 50px;
    font-weight: 700;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 25px;
    align-items: stretch;
}

.skill-card {
    background: #ffffff;
    padding: 30px 20px;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-icon {
    font-size: 2rem;
    display: inline-block;
    margin-bottom: 15px;
}

.skill-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #1f1f1f;
}

.skill-card p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
}

#certifications {
    padding: 80px 10%;
    text-align: center;
}

#certifications h2 {
    font-size: 2.5rem;
    color: #5a6ff0;
    margin-bottom: 50px;
}

/* CERT GRID */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

/* CERT CARD */
.cert-card {
    padding: 30px 20px;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    transition: 0.3s;
}

/* TEXT */
.cert-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.issuer {
    color: #666;
    font-size: 0.95rem;
}

.year {
    color: #999;
    margin-bottom: 15px;
}

/* BUTTON */
.cert-btn {
    display: inline-block;
    padding: 8px 16px;
    background: #5a6ff0;
    color: white;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: 0.3s;
}

.cert-btn:hover {
    background: #3d52d5;
}

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