/* Portfolio — Cloud Dancer Color Scheme (Pantone 2026) */

:root {
    --cloud-dancer: #E8E9E9;
    --whisper-gray: #F4F5F5;
    --silver-lining: #D4D6D7;
    --gentle-storm: #B0B3B5;
    --digital-dawn: #8B9AA9;
    --velvet-sky: #6B7C8C;
    --twilight-pixel: #4A5561;
    --interface-ink: #2C3238;
    --virtual-blush: #E3B8B2;
    --cyber-sprout: #B8D0B7;
    --data-glow: #F0D7A3;
}

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

body {
    font-family: 'Inter', -apple-system, system-ui, sans-serif;
    color: var(--interface-ink);
    background: var(--whisper-gray);
    line-height: 1.6;
}

/* ---- Typography ---- */

h1 { font-size: 2.8rem; font-weight: 700; letter-spacing: -0.02em; color: var(--interface-ink); }
h2 { font-size: 1.8rem; font-weight: 600; color: var(--twilight-pixel); margin-bottom: 1rem; }
h3 { font-size: 1.15rem; font-weight: 600; color: var(--velvet-sky); margin-bottom: 0.5rem; }
p  { color: var(--twilight-pixel); }

a { color: var(--velvet-sky); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--interface-ink); }

/* ---- Layout ---- */

.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }

section {
    padding: 5rem 0;
}

section:nth-child(even) {
    background: var(--cloud-dancer);
}

/* ---- Language Switcher ---- */

.lang-switch {
    position: fixed;
    top: 1.5rem;
    right: 2rem;
    z-index: 100;
    display: flex;
    gap: 0.5rem;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    border: 1px solid var(--silver-lining);
    font-size: 0.85rem;
}

.lang-switch a {
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-weight: 500;
    color: var(--gentle-storm);
}

.lang-switch a.active {
    background: var(--twilight-pixel);
    color: white;
}

/* ---- Hero ---- */

.hero {
    padding: 8rem 0 5rem;
    background: linear-gradient(135deg, var(--interface-ink) 0%, var(--twilight-pixel) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-portrait {
    position: absolute;
    bottom: 1rem;
    right: 6rem;
    height: 380px;
    opacity: 1;
    pointer-events: none;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 { color: white; margin-bottom: 0.5rem; }
.hero .tagline {
    font-size: 1.4rem;
    font-weight: 400;
    color: white;
    margin-bottom: 1.5rem;
    max-width: 700px;
}

.hero .subtitle {
    font-size: 1rem;
    color: var(--digital-dawn);
    border-left: 3px solid var(--virtual-blush);
    padding-left: 1rem;
    max-width: 550px;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
}

.hero-stat {
    text-align: center;
}

.hero-stat .number {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--data-glow);
    display: block;
}

.hero-stat .label {
    font-size: 0.8rem;
    color: var(--gentle-storm);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ---- Skills Grid ---- */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.skill-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid var(--silver-lining);
    transition: transform 0.2s, box-shadow 0.2s;
}

.skill-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(44, 50, 56, 0.08);
}

.skill-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--twilight-pixel);
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.skill-card h3 { margin-bottom: 0.75rem; }

.skill-card p {
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--twilight-pixel);
}

.skill-artifact {
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--cloud-dancer);
    font-size: 0.82rem;
    color: var(--digital-dawn);
    font-weight: 500;
}

.skill-artifact::before {
    content: "\2192 ";
}

/* ---- Career Timeline ---- */

.timeline {
    position: relative;
    margin-top: 2rem;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--silver-lining), var(--twilight-pixel));
}

.timeline-item {
    position: relative;
    padding: 0 0 3rem 2rem;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.35rem;
    top: 0.35rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--digital-dawn);
    border: 2px solid white;
}

.timeline-item.current::before {
    background: var(--virtual-blush);
    box-shadow: 0 0 0 4px rgba(227, 184, 178, 0.3);
}

.timeline-date {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--digital-dawn);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-role {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--interface-ink);
    margin: 0.25rem 0;
}

.timeline-company {
    font-size: 0.92rem;
    color: var(--velvet-sky);
    margin-bottom: 0.35rem;
}

.timeline-desc {
    font-size: 0.88rem;
    color: var(--twilight-pixel);
}

/* ---- Artifacts / Projects ---- */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.project-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--silver-lining);
    transition: transform 0.2s, box-shadow 0.2s;
}

.project-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(44, 50, 56, 0.08);
}

.project-visual {
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
}

.project-visual.vis-rag { background: linear-gradient(135deg, var(--velvet-sky), var(--twilight-pixel)); }
.project-visual.vis-k3s { background: linear-gradient(135deg, var(--digital-dawn), var(--velvet-sky)); }
.project-visual.vis-mcp { background: linear-gradient(135deg, var(--twilight-pixel), var(--interface-ink)); }
.project-visual.vis-sec { background: linear-gradient(135deg, #7a6b6b, var(--twilight-pixel)); }

.project-body {
    padding: 1.5rem;
}

.project-body h3 {
    color: var(--interface-ink);
    margin-bottom: 0.5rem;
}

.project-body p {
    font-size: 0.88rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 1rem;
}

.tag {
    font-size: 0.72rem;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    background: var(--cloud-dancer);
    color: var(--velvet-sky);
    font-weight: 500;
}

/* ---- Mapping Table ---- */

.mapping-section { overflow-x: auto; }

.mapping-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 2rem;
    font-size: 0.88rem;
}

.mapping-table th {
    text-align: left;
    padding: 0.75rem 1rem;
    background: var(--twilight-pixel);
    color: white;
    font-weight: 500;
}

.mapping-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--cloud-dancer);
    vertical-align: top;
}

.mapping-table tr:hover td {
    background: var(--whisper-gray);
}

.mapping-table td:first-child {
    font-weight: 500;
    color: var(--velvet-sky);
    white-space: nowrap;
}

/* ---- Contact ---- */

.contact-section {
    background: var(--interface-ink);
    color: white;
    text-align: center;
}

.contact-section h2 { color: white; }
.contact-section p { color: var(--silver-lining); }

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--velvet-sky);
    border-radius: 8px;
    color: var(--silver-lining);
    font-size: 0.95rem;
    transition: all 0.2s;
}

.contact-link:hover {
    background: var(--twilight-pixel);
    color: white;
    border-color: var(--twilight-pixel);
}

/* ---- Footer ---- */

footer {
    background: var(--interface-ink);
    border-top: 1px solid var(--twilight-pixel);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.8rem;
    color: var(--velvet-sky);
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    .hero { padding: 6rem 0 3rem; }
    .hero-portrait { height: 250px; bottom: 0.5rem; right: 1rem; }
    .hero .tagline { font-size: 1.15rem; }
    .hero-stats { flex-direction: column; gap: 1.5rem; align-items: flex-start; }
    .skills-grid { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .contact-links { flex-direction: column; align-items: center; }
    section { padding: 3rem 0; }
}