:root {
    --sidebar-bg:   #2b2b2b;
    --sidebar-w:    240px;
    --page-bg:      #e8e8e8;
    --main-bg:      #f0efed;
    --text-dark:    #1a1a1a;
    --text-mid:     #555;
    --text-light:   #888;
    --accent:       #8a7f72;
    --border:       rgba(0,0,0,0.1);
    --card-bg:      #ffffff;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--page-bg);
    color: var(--text-dark);
}

/* ── Layout ── */
.layout { display: flex; }

/* ── Sidebar ── */
.sidebar {
    position: fixed;
    top: 0; left: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2.5rem 1.5rem;
    gap: 0.75rem;
}

.sidebar img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
    margin-bottom: 0.5rem;
}

.sidebar h1 {
    font-family: 'Roboto Slab', serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: #f0efed;
    text-align: center;
    letter-spacing: 0.02em;
}

.sidebar-tagline {
    font-size: 0.72rem;
    font-weight: 300;
    color: var(--accent);
    text-align: center;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.sidebar nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    width: 100%;
}

.sidebar nav a {
    display: block;
    text-decoration: none;
    color: #b0a99f;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 0.6rem 1rem;
    border-left: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.sidebar nav a:hover {
    color: #f0efed;
    border-left-color: var(--accent);
    background: rgba(255,255,255,0.05);
}

/* ── Main ── */
main {
    margin-left: var(--sidebar-w);
    background: var(--main-bg);
    min-height: 100vh;
    flex: 1;
}

section {
    max-width: 2500px;
    min-height: auto;
    padding: 5rem 4rem;
    border-bottom: 1px solid var(--border);
}

section:last-of-type { border-bottom: none; }

.section-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

section h2 {
    font-family: 'Roboto Slab', serif;
    font-size: 2.4rem;
    font-weight: 400;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

section p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-mid);
    font-weight: 300;
    max-width: 560px;
}

/* ── Portfolio cards ── */
.card-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 0.5rem;
}

.card {
    display: block;
    background: var(--card-bg);
    border: 1px solid var(--border);
    padding: 1.5rem 1.75rem;
    text-decoration: none;
    position: relative;
    transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0,0,0,0.08);
}

.card-tag {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.4rem;
}

.card-title {
    font-family: 'Roboto Slab', serif;
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 0.4rem;
}

.card-desc {
    font-size: 0.88rem;
    color: var(--text-light);
    line-height: 1.6;
    font-weight: 300;
}

.card-arrow {
    position: absolute;
    right: 1.75rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    color: var(--accent);
    opacity: 0;
    transition: opacity 0.2s, right 0.2s;
}

.card:hover .card-arrow { opacity: 1; right: 1.4rem; }

/* ── Contact ── */
.contact-link {
    display: inline-block;
    margin-top: 1.25rem;
    font-size: 1rem;
    color: var(--text-dark);
    text-decoration: none;
    border-bottom: 1px solid var(--accent);
    padding-bottom: 2px;
    transition: color 0.2s;
}

.contact-link:hover { color: var(--accent); }

/* ── Footer ── */
footer {
    padding: 2rem 4rem;
    font-size: 0.78rem;
    color: var(--text-light);
    font-weight: 300;
    letter-spacing: 0.05em;
}

@media (max-width: 768px) {

    :root {
        --sidebar-w: 150px;
    }

    .sidebar {
        padding: 1rem 0.5rem;
    }

    .sidebar img {
        width: 120px;
        height: 120px;
    }

    .sidebar h1 { 
        font-size: 0.8rem; 
        margin: 0;
    }

    .sidebar-tagline { 
        display: none; 
    }

    .sidebar nav ul {
        flex-direction: column;
        gap: 0.25rem;
        margin: 0;
    }

    .sidebar nav a {
        border-left: 2px solid transparent;
        border-bottom: none;
        padding: 0.4rem 0.5rem;
        font-size: 0.7rem;
    }

    .sidebar nav a:hover {
        border-left-color: var(--accent);
        border-bottom-color: transparent;
    }

    main {
        margin-left: var(--sidebar-w);
    }

    section {
        padding: 2rem 1rem;
        min-height: auto;
    }

    section h2 { font-size: 1.8rem; }

    footer { 
        padding: 1rem; 
        font-size: 0.7rem;
    }
}