:root {
    --bg: #070912;
    --panel: #0f1724;
    --muted: #9aa4b2;
    --glass: rgba(255, 255, 255, 0.04);
    --accent1: #7c3aed;
    --accent2: #06b6d4;
    --card-bg: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.03),
        rgba(255, 255, 255, 0.01)
    );
    --radius: 18px;
    --shadow-soft: 0 20px 50px rgba(2, 6, 23, 0.55);
}

/* 🌤️ LIGHT MODE — estilo Apple */
[data-theme='light'] {
    --bg: #eef1f6;
    --panel: #ffffff;
    --muted: #5b6472;
    --glass: rgba(0, 0, 0, 0.04);
    --accent1: #2563eb;
    --accent2: #0ea5e9;
    --card-bg: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.025),
        rgba(0, 0, 0, 0.01)
    );
    --shadow-soft: 0 18px 40px rgba(15, 23, 42, 0.12);
}

* {
    box-sizing: border-box;
}

html, body {
    min-height: 100%;
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont,
        'Segoe UI', Roboto, Arial;
    color: var(--muted);

    background:
        radial-gradient(1000px 400px at 10% 10%,
            rgba(124, 58, 237, 0.05),
            transparent),
        radial-gradient(800px 300px at 90% 90%,
            rgba(6, 182, 212, 0.04),
            transparent),
        var(--bg);

    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;

    display: flex;
    flex-direction: column;

    transition: background 400ms ease, color 300ms ease;
}

/* Layout */
.wrap {
    flex: 1;
    max-width: 1240px;
    margin: 64px auto;
    padding: 32px;
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 36px;
}

/* LEFT PANEL */
.panel {
    background: var(--panel);
    border-radius: var(--radius);
    padding: 30px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(255, 255, 255, 0.04);

    transition: background 300ms ease, box-shadow 300ms ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 16px;
}

.avatar {
    width: 68px;
    height: 68px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent1), var(--accent2));
    display: flex;
    align-items: center;
    justify-content: center;
}

h2 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    color: var(--accent1);
}

p.lead {
    margin: 4px 0 0;
    font-size: 14px;
    line-height: 1.4;
}

.meta {
    margin-top: 22px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.meta .item {
    display: flex;
    justify-content: space-between;
    padding: 12px 14px;
    background: var(--card-bg);
    border-radius: 14px;
    font-size: 14px;
}

.meta .item small {
    color: var(--muted);
}

.ctas {
    margin-top: 22px;
    display: flex;
    gap: 12px;
}

.btn {
    padding: 11px 16px;
    border-radius: 12px;
    background: linear-gradient(90deg, var(--accent1), var(--accent2));
    color: white;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: transform 200ms ease, box-shadow 200ms ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(124, 58, 237, 0.35);
}

.btn.ghost {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--muted);
}

[data-theme='light'] .btn.ghost {
    border-color: rgba(0, 0, 0, 0.08);
}

/* RIGHT */
.projects {
    padding: 8px 16px;
}

.toolbar {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 22px;
}

.search input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    background: transparent;
    color: inherit;
    transition: border 200ms ease;
}

.search input:focus {
    outline: none;
    border-color: var(--accent1);
}

.filters {
    display: flex;
    gap: 10px;
}

.chip {
    padding: 9px 14px;
    border-radius: 999px;
    background: var(--panel);
    border: 1px solid rgba(255, 255, 255, 0.06);
    cursor: pointer;
    font-weight: 600;
    transition: all 200ms ease;
}

.chip:hover {
    transform: translateY(-1px);
}

.chip.active {
    color: var(--accent1);
    border-color: var(--accent1);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.18);
}

/* Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 22px;
}

.card {
    background: var(--card-bg);
    border-radius: 18px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    transition: transform 300ms ease, box-shadow 300ms ease;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-soft);
}

.card h3 {
    margin: 0 0 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--accent1);
}

.card p {
    font-size: 14px;
    line-height: 1.45;
}

.meta-bottom {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}

.tag {
    font-size: 12px;
    padding: 6px 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
}

/* Theme toggle */
.theme-toggle {
    position: fixed;
    right: 20px;
    top: 40%;
    transform: translateY(-50%);
    background: var(--panel);
    padding: 8px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.theme-toggle button {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 18px;
}

.theme-toggle button.active {
    background: linear-gradient(90deg, var(--accent1), var(--accent2));
    color: white;
}

/* Responsive */
@media (max-width: 980px) {
    .wrap {
        grid-template-columns: 1fr;
        margin: 32px auto;
        padding: 18px;
    }

    .theme-toggle {
        right: 14px;
        bottom: 18px;
        top: auto;
        flex-direction: row;
    }
}