:root {
    --bg: #E8EDF2;
    --surface: linear-gradient(30.6deg, rgba(44, 115, 210, 1) 3.4%, rgba(251, 234, 255, 1) 127.9%);
    --text: #ffffff;
    --menu-text-color: rgb(0, 0, 0);
    --muted: #c3c9d7;
    --border: #00337f;
    --accent: #11499c;
    --space-1: .5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --radius: 14px;
    --max: 1200px;
    --radius-9999: 9999px;
    --status-bg-completed: rgb(218, 102, 8);
    --status-bg-in-progress: rgb(1, 97, 223);
    --font-size-sm: 14px;
    --font-size-md: 16px;
    --font-size-lg: 20px;
    --span--bg-color: #96b1e7;
    --span-font-color: rgb(0 0 0);
    --span--border-color: #042f85;

}

[data-theme='dark'] {
    --bg: #0f1115;
    --surface: #171a21;
    --text: #f3f4f6;
    --muted: #9ca3af;
    --border: #424446;
    --accent: #60a5fa;
    --status-bg-completed: rgb(218, 102, 8);
    --status-bg-in-progress: rgb(1, 97, 223);
    --span--bg-color: #2B313D;
    --span-font-color: rgb(255, 255, 255);
    --span--border-color: #233e74;
    --menu-text-color: rgb(255, 255, 255);

}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;

    position: relative;
    
}

.container {
    width: min(100% - 2rem, var(--max));
    margin: auto;
}

header,
section,
footer {
    margin-block: var(--space-2);
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-2);
    margin-top: 10px;

    /* overflow: auto; */
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

nav ul {
    display: flex;
    gap: 1rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

nav ul li {
    border: 2px solid var(--span--border-color);
    padding: 10px;
    border-radius: 9999px;
}

nav ul li:hover {
    background-color: var(--muted);
}

nav ul li a {
    text-decoration: none;
}

a {
    color: inherit;

}

a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

.hero {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
    align-items: center;
}

.hero-art {
    min-height: 260px;
    display: grid;
    place-items: center;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.hero-art img {
    width: 100%;
    object-fit: cover;
    aspect-ratio: 1 / 1;
    -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
    mask-mode: alpha;
    mask-repeat: no-repeat;
}

.stats,
.skills,
.projects,
.contact {
    display: grid;
    gap: 1rem;
}

.stats {
    grid-template-columns: repeat(3, 1fr);
}

.skills {
    grid-template-columns: 1fr;
    gap: 20px;
}

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

.projects .item .tec-used {
    display: flex;
    flex-wrap: wrap;
}

.projects .item video {
    width: 300px;
    height: auto;
}

.skills .item span,
.projects .item .tec-used span {
    border: 2px solid var(--span--border-color, #2B313D);
    padding: 5px 10px;
    border-radius: 9999px;
    margin-left: 3px;
    background-color: var(--span--bg-color, #2563eb);
    color: var(--span-font-color);
}

.skills .item {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.contact {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.item {
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 12px;
}

.actions {
    display: flex;
    gap: .75rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.btn {
    padding: .75rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: transparent;
    cursor: pointer;
    color: var(--text,white);
}

.btn.primary {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.edu li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: .75rem 0;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.edu .status {
    border-radius: 9999px;
    margin: 5px 3px;
    padding: 3px 10px;
}

.edu .completed {
    background-color: var(--status-bg-completed);
}

.edu .in-progress {
    background-color: var(--status-bg-in-progress);

}

.small {
    color: var(--muted);
    font-size: .9rem;
    font-size: var(--font-size-lg);
}

.small span {
    border-bottom: 2px solid #60bcfa;
    color: var(--text);
}

.overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 17, 21, 0.65);
    display: none;
    z-index: 10;
}

.overlay.open {
    display: block;
}

.overlay .bg-menu {
    position: absolute;
    top: 0;
    left: 0;
    background-color: var(--bg);
    width: min(280px, 80vw);
    height: 100vh;
    transform: translateX(0);
    transition: transform 0.25s ease;
    padding: 2rem 1.5rem;
    color: var(--text);
}

.overlay .bg-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 1rem;
}

.overlay .bg-menu ul li a {
    color: var(--menu-text-color);
    text-decoration: none;
    display: block;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-9999);
}

.overlay .bg-menu ul li a:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

.btn-menu {
    display: none;
    cursor: pointer;
}

@media (max-width:600px) {
    .hero {
        grid-template-columns: 1fr
    }

    .stats {
        grid-template-columns: 1fr
    }

    nav ul {
        display: none;
    }

    .btn-menu {
        display: block;
        cursor: pointer;
    }
}