/* =============================================
   CV.CSS — Professional Document-Style CV
   Design inspired by read.cv / rxresume.me
   ============================================= */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Geist Mono', 'Fira Code', monospace;

    --bg: #f9f9f8;
    --surface: #ffffff;
    --border: #e8e8e6;
    --border-hover: #d0d0cc;

    --text-primary:   #141414;
    --text-secondary: #6b6b6b;
    --text-muted:     #9a9a9a;

    --accent:       #2563eb;
    --accent-hover: #1d4ed8;
    --accent-bg:    #eff6ff;

    --tag-bg:     #f4f4f2;
    --tag-text:   #3a3a3a;
    --tag-border: #e2e2df;

    --header-h: 56px;
    --doc-width: 780px;
    --radius: 6px;
    --transition: all 0.18s ease;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}
a:hover { color: var(--accent-hover); }

/* ---------- Sticky Header ---------- */
.cv-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    height: var(--header-h);
    transition: box-shadow 0.2s ease;
}

.cv-header.scrolled {
    box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}

.header-inner {
    max-width: var(--doc-width);
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.header-identity {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0;
    overflow: hidden;
}

.header-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.header-sep {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.header-title {
    font-size: 0.82rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.contact-icons {
    display: flex;
    align-items: center;
    gap: 0.15rem;
}

.icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: var(--transition);
}

.icon-link:hover {
    color: var(--accent);
    background: var(--accent-bg);
}

/* Download Button */
.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.42rem 0.9rem;
    background: var(--text-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-download:hover {
    background: #2a2a2a;
    transform: translateY(-1px);
}

.btn-download i { font-size: 0.95rem; }

/* ---------- CV Document ---------- */
.cv-document {
    max-width: var(--doc-width);
    margin: 0 auto;
    padding: 3rem 2rem 4rem;
}

/* ---------- Hero / Name Block ---------- */
.cv-hero {
    padding-bottom: 2.25rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2.25rem;
}

.cv-hero-name {
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 0.3rem;
}

.cv-hero-title {
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 1.1rem;
}

.cv-hero-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.5rem;
}

.meta-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.meta-link i { font-size: 0.9rem; }

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

.meta-dot {
    display: inline-block;
    width: 3px;
    height: 3px;
    background: var(--border);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ---------- Sections ---------- */
.cv-section {
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--border);
}

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

.section-heading {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

/* ---------- Summary ---------- */
.summary-text {
    font-size: 0.96rem;
    color: var(--text-secondary);
    line-height: 1.75;
    max-width: 680px;
}

/* ---------- Education ---------- */
.edu-item {
    padding: 0;
}

/* ---------- Experience ---------- */
.exp-item {
    margin-bottom: 1.75rem;
    padding-bottom: 1.75rem;
    border-bottom: 1px solid var(--border);
}

.exp-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

/* Shared item-header layout */
.item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.item-left { flex: 1; min-width: 0; }

.item-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.15rem;
}

.item-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.item-detail {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.35rem;
}

.item-right {
    text-align: right;
    flex-shrink: 0;
}

.item-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-bottom: 0.3rem;
}

.item-badge {
    display: inline-block;
    background: var(--accent-bg);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    border: 1px solid rgba(37, 99, 235, 0.15);
}

/* Bullet Lists */
.item-bullets {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.item-bullets li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
    padding-left: 1rem;
    position: relative;
}

.item-bullets li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.58em;
    width: 4px;
    height: 4px;
    background: var(--text-muted);
    border-radius: 50%;
}

/* ---------- Skills ---------- */
.skills-block {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.skill-row {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.skill-label {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-muted);
    min-width: 80px;
    padding-top: 0.2rem;
    flex-shrink: 0;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

/* ---------- Tags ---------- */
.tag {
    display: inline-block;
    background: var(--tag-bg);
    color: var(--tag-text);
    border: 1px solid var(--tag-border);
    font-size: 0.74rem;
    font-weight: 500;
    padding: 0.18rem 0.55rem;
    border-radius: 4px;
    letter-spacing: 0.01em;
    transition: var(--transition);
}

.tag:hover {
    background: var(--border);
    border-color: var(--border-hover);
}

/* ---------- Projects ---------- */
.project-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.project-item:first-child { padding-top: 0; }
.project-item:last-child { border-bottom: none; }

/* Featured / Pinned Project */
.project-featured {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.04) 0%, rgba(255,255,255,0) 60%);
    border: 1px solid rgba(37, 99, 235, 0.18);
    border-radius: 10px;
    padding: 1.1rem 1.1rem 1rem;
    margin-bottom: 0.5rem;
}

.project-featured-label {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-bg);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 999px;
    padding: 0.15rem 0.55rem;
    margin-bottom: 0.5rem;
}

.project-featured-label i {
    font-size: 0.75rem;
}

.project-featured .project-name {
    font-size: 1rem;
    font-weight: 700;
}

.project-featured .project-desc {
    font-size: 0.86rem;
    line-height: 1.65;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}

.project-left { flex: 1; min-width: 0; }

.project-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
    transition: var(--transition);
}

.project-item:hover .project-name {
    color: var(--accent);
}

.project-desc {
    font-size: 0.84rem;
    color: var(--text-secondary);
    line-height: 1.55;
    margin-bottom: 0.55rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.project-right {
    flex-shrink: 0;
    padding-top: 2px;
}

/* Live / Link Button */
.btn-live {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent);
    border: 1px solid rgba(37, 99, 235, 0.25);
    background: var(--accent-bg);
    border-radius: var(--radius);
    padding: 0.3rem 0.65rem;
    white-space: nowrap;
    transition: var(--transition);
    cursor: pointer;
}

.btn-live:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn-live i { font-size: 0.85rem; }

.btn-soon {
    color: var(--text-muted);
    border-color: var(--border);
    background: var(--tag-bg);
    cursor: default;
}

.btn-soon:hover {
    background: var(--tag-bg);
    color: var(--text-muted);
    border-color: var(--border);
}

/* ---------- Achievements ---------- */
.achievement-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.achievement-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.achievement-icon {
    font-size: 1.1rem;
    color: var(--accent);
    margin-top: 0.05rem;
    flex-shrink: 0;
}

.achievement-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.1rem;
}

.achievement-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ---------- Footer ---------- */
.cv-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.cv-footer a {
    color: var(--text-muted);
}

.cv-footer a:hover {
    color: var(--accent);
}

/* =============================================
   PRINT STYLES — @media print
   ============================================= */
@media print {
    :root {
        --bg: #fff;
        --border: #e0e0e0;
        --text-secondary: #444;
        --text-muted: #777;
    }

    body {
        background: #fff;
        font-size: 11pt;
    }

    .cv-header,
    .btn-download {
        display: none !important;
    }

    .cv-document {
        padding: 0;
        max-width: 100%;
    }

    .cv-hero-name { font-size: 22pt; }
    .cv-hero-title { font-size: 12pt; }

    .section-heading { font-size: 8pt; }

    .cv-section {
        page-break-inside: avoid;
    }

    .project-item,
    .exp-item {
        page-break-inside: avoid;
    }

    .btn-live {
        border: 1px solid #ccc;
        color: #333;
        background: none;
    }

    a { color: inherit; text-decoration: none; }
    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 8pt;
        color: #999;
    }

    .meta-link[href^="mailto"]::after,
    .meta-link[href^="tel"]::after,
    .meta-link[href^="https://kunalchauhan"]::after { content: ""; }
}

/* =============================================
   RESPONSIVE — Mobile
   ============================================= */
@media (max-width: 640px) {
    :root { --header-h: 52px; }

    .header-inner { padding: 0 1.25rem; }

    .header-title { display: none; }
    .header-sep  { display: none; }

    .contact-icons { display: none; }

    .cv-document { padding: 2rem 1.25rem 3rem; }

    .cv-hero-name { font-size: 1.8rem; }

    .cv-hero-meta {
        gap: 0.3rem 0.4rem;
    }

    .meta-dot { display: none; }

    .meta-link { font-size: 0.76rem; }

    .item-header {
        flex-direction: column;
        gap: 0.25rem;
    }

    .item-right { text-align: left; }

    .skill-row {
        flex-direction: column;
        gap: 0.4rem;
    }

    .skill-label { min-width: unset; }

    .project-header {
        flex-direction: column;
        gap: 0.5rem;
    }

    .project-right { width: 100%; }
    .btn-live { width: 100%; justify-content: center; }
}

@media (max-width: 400px) {
    .cv-hero-name { font-size: 1.55rem; }
    .btn-download span { display: none; }
    .btn-download { padding: 0.42rem 0.6rem; }
}