/* Material Design Light Theme Palette */
:root {
    --bg:         #f8f9fa;
    --surface:    #ffffff;
    --surface-2:  #f1f3f4;
    --border:     #e0e0e0;
    --border-h:   #bdbdbd;
    --text:       #202124;
    --muted:      #5f6368;
    --dim:        #80868b;
    
    /* Material Standard Colors */
    --blue:       #1a73e8;
    --blue-bg:    rgba(26, 115, 232, 0.1);
    --blue-bd:    rgba(26, 115, 232, 0.2);
    --orange:     #e65100;
    --orange-bg:  rgba(230, 81, 0, 0.1);
    --orange-bd:  rgba(230, 81, 0, 0.2);
    --green:      #1e8e3e;
    --green-bg:   rgba(30, 142, 62, 0.1);
    --green-bd:   rgba(30, 142, 62, 0.2);
    
    /* Material Elevations */
    --shadow-1:   0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
    --shadow-2:   0 1px 3px 0 rgba(60,64,67,0.3), 0 4px 8px 3px rgba(60,64,67,0.15);
}

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

body {
    font-family: 'Roboto', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding: 0 20px;
}

/* Light background blobs for texture */
.blob {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(80px);
}
.blob-blue   { width: 500px; height: 500px; background: rgba(26,115,232,0.08);  top: -100px; left: -100px; }
.blob-orange { width: 400px; height: 400px; background: rgba(230,81,0,0.05);  bottom: -80px; right: -80px; }
.blob-green  { width: 350px; height: 350px; background: rgba(30,142,62,0.05);  top: 50%; left: 60%; }

.page {
    position: relative;
    z-index: 1;
    max-width: 760px;
    margin: 0 auto;
    padding: 56px 0 80px;
}

/* nav */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 72px;
    animation: fadeUp 0.5s ease both;
}
.logo {
    font-family: 'Roboto', sans-serif;
    font-weight: 900;
    font-size: 1.15rem;
    color: var(--text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}
.logo-dot { width: 8px; height: 8px; background: var(--blue); border-radius: 50%; }
.nav-gh {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--muted);
    text-decoration: none;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 100px;
    background: var(--surface);
    transition: all 0.2s;
}
.nav-gh:hover { color: var(--text); border-color: var(--border-h); background: var(--surface-2); }
.nav-gh svg { width: 15px; height: 15px; fill: currentColor; flex-shrink: 0; }

/* hero */
.hero {
    margin-bottom: 40px;
    animation: fadeUp 0.5s ease 0.08s both;
}
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--blue);
    background: var(--blue-bg);
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 24px;
}
.hero-eyebrow .material-icons-round { font-size: 14px; }
.hero h1 {
    font-weight: 900;
    font-size: clamp(2rem, 5.5vw, 3.2rem);
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}
.hero h1 em {
    font-style: normal;
    background: linear-gradient(100deg, var(--blue) 0%, #d81b60 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero p {
    font-size: 1.05rem;
    color: var(--muted);
    line-height: 1.6;
    max-width: 500px;
}

/* stats */
.stats {
    display: flex;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 48px;
    box-shadow: var(--shadow-1);
    animation: fadeUp 0.5s ease 0.13s both;
}
.stat {
    flex: 1;
    padding: 20px;
    text-align: center;
    border-right: 1px solid var(--border);
}
.stat:last-child { border-right: none; }
.stat-num {
    display: block;
    font-family: 'Roboto Mono', monospace;
    font-weight: 500;
    font-size: 1.4rem;
    color: var(--text);
    margin-bottom: 4px;
}
.stat-lbl {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--muted);
}

/* section label */
.label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: fadeUp 0.5s ease 0.16s both;
}
.label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* cards container */
.projects {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
    animation: fadeUp 0.5s ease 0.2s both;
}

/* FIX: project-card is now a <div> instead of an <a>.
   Nested links (<a> inside <a>) break HTML and cause buttons to fail.
*/
.project-card {
    display: block;
    background: var(--surface);
    border-radius: 12px;
    padding: 24px;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: var(--shadow-1);
    border: 1px solid transparent; /* Keeps sizing consistent */
}
.project-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-2);
}

/* Top color bar */
.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    border-radius: 12px 12px 0 0;
    opacity: 0.8;
}
.project-card.blue::before   { background: var(--blue); }
.project-card.orange::before { background: var(--orange); }
.project-card.green::before  { background: var(--green); }

.card-row {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%; /* Material style circular icons */
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.card-icon .material-icons-round { font-size: 24px; }
.blue   .card-icon { background: var(--blue-bg);   color: var(--blue); }
.orange .card-icon { background: var(--orange-bg); color: var(--orange); }
.green  .card-icon { background: var(--green-bg);  color: var(--green); }

.card-body { flex: 1; min-width: 0; }
.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text);
}
.card-desc {
    font-size: 0.95rem;
    color: var(--muted);
    line-height: 1.5;
    margin-bottom: 16px;
}

.card-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

/* Material Chips */
.card-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 16px;
    font-family: 'Roboto', sans-serif;
    border: 1px solid transparent;
}
.blue   .tag-a { background: var(--blue-bg);   color: var(--blue); }
.orange .tag-a { background: var(--orange-bg); color: var(--orange); }
.green  .tag-a { background: var(--green-bg);  color: var(--green); }
.tag-n { background: var(--surface-2); color: var(--muted); border: 1px solid var(--border); }

/* Buttons */
.card-btns {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}
.cbtn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 20px;
    /* Material rounded buttons */
    color: var(--text);
    background: var(--surface-2);
    transition: background 0.2s;
    cursor: pointer;
}
.cbtn .material-icons-round { font-size: 16px; }
.cbtn svg { width: 14px; height: 14px; fill: currentColor; flex-shrink: 0; }
.cbtn:hover { background: var(--border); }

.blue   .cbtn.live { background: var(--blue-bg); color: var(--blue); }
.orange .cbtn.live { background: var(--orange-bg); color: var(--orange); }
.green  .cbtn.live { background: var(--green-bg);  color: var(--green); }

.blue   .cbtn.live:hover { background: rgba(26, 115, 232, 0.15); }
.orange .cbtn.live:hover { background: rgba(230, 81, 0, 0.15); }
.green  .cbtn.live:hover { background: rgba(30, 142, 62, 0.15); }

/* footer */
footer {
    border-top: 1px solid var(--border);
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--muted);
    animation: fadeUp 0.5s ease 0.25s both;
}
footer a { color: var(--text); text-decoration: none; font-weight: 500; transition: color 0.15s; }
footer a:hover { color: var(--blue); }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 540px) {
    .page { padding: 36px 0 60px; }
    nav { margin-bottom: 48px; }
    .card-row { gap: 12px; flex-direction: column; }
    .card-bottom { flex-direction: column; align-items: flex-start; }
    .stats .stat-num { font-size: 1.15rem; }
    footer { flex-direction: column; align-items: flex-start; }
    .card-btns { width: 100%; justify-content: flex-start; }
}