/* =============================================
   RESET & CUSTOM PROPERTIES
   ============================================= */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg:           #f8f5ff;
    --bg-card:      #ffffff;
    --bg-card-hover:#f2eefe;
    --accent:       #8b6cf7;
    --accent-mid:   #a78bfa;
    --accent-dim:   rgba(139, 108, 247, 0.10);
    --accent-glow:  rgba(139, 108, 247, 0.05);
    --text:         #1c1830;
    --text-dim:     #57507a;
    --text-muted:   #a09bbf;
    --border:       #e4dcf8;
    --border-hover: #c8b8f5;
    --font:         'Anonymous Pro', monospace;
    --nav-h:        64px;
    --max-w:        1060px;
}

html {
    scroll-behavior: smooth;
    font-size: 18px;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

/* =============================================
   NAV
   ============================================= */
header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 200;
    background: rgba(248, 245, 255, 0.90);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 2rem;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    transition: color 0.2s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent);
}

/* hamburger */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-dim);
    transition: transform 0.3s, opacity 0.3s;
}

.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* =============================================
   CONTAINER
   ============================================= */
.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 2rem;
}

/* =============================================
   HERO / ABOUT
   ============================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--nav-h) + 5rem) 2rem 5rem;
    max-width: calc(var(--max-w) + 4rem);
    margin: 0 auto;
}

.hero-inner {
    display: flex;
    align-items: center;
    gap: 3.5rem;
    width: 100%;
}

.hero-content {
    flex: 1;
    min-width: 0;
}

.hero-portrait {
    flex-shrink: 0;
}

.hero-portrait img {
    width: 260px;
    height: 780px;
    object-fit: cover;
    object-position: center center;
    display: block;
    border: 2px solid var(--accent);
    box-shadow: 5px 5px 0 var(--border-hover);
}

.hero-eyebrow {
    color: var(--accent);
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
}

.hero-name {
    font-size: clamp(2.2rem, 6vw, 3.8rem);
    font-weight: 700;
    color: var(--text);
    line-height: 1.1;
    margin-bottom: 1.1rem;
    border-right: 3px solid var(--accent);
    display: inline-block;
    padding-right: 2px;
}

.hero-name.done {
    border-right: none;
}

.hero-tagline {
    font-size: 1rem;
    color: var(--text-dim);
    font-style: italic;
    margin-bottom: 1.4rem;
    line-height: 1.6;
}

.hero-bio {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.95;
    margin-bottom: 2.5rem;
    max-width: 580px;
}

.hero-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn-primary {
    display: inline-block;
    padding: 0.6rem 1.4rem;
    background: var(--accent);
    color: #ffffff;
    font-family: var(--font);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.06em;
    transition: background 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary:hover { background: #7a5ce6; }

.btn-outline {
    display: inline-block;
    padding: 0.6rem 1.4rem;
    border: 1px solid var(--accent);
    color: var(--accent);
    font-family: var(--font);
    font-size: 0.82rem;
    text-decoration: none;
    letter-spacing: 0.06em;
    transition: background 0.2s, border-color 0.2s;
}

.btn-outline:hover {
    background: var(--accent-dim);
}

.btn-secondary {
    display: inline-block;
    padding: 0.45rem 1rem;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-family: var(--font);
    font-size: 0.85rem;
    text-decoration: none;
    letter-spacing: 0.04em;
    margin-top: 0.5rem;
    transition: border-color 0.2s, color 0.2s;
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-disabled {
    opacity: 0.45;
    cursor: default;
    pointer-events: none;
}

/* =============================================
   SECTION SHARED STYLES
   ============================================= */
section { padding: 6rem 0; }

section h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.4rem;
}

section h2::after {
    content: '';
    display: block;
    width: 36px;
    height: 2px;
    background: var(--accent);
    margin-top: 0.55rem;
    margin-bottom: 2.5rem;
}

.section-sub {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: -2rem;
    margin-bottom: 2.5rem;
}

.inline-link {
    color: var(--accent);
    text-decoration: none;
}

.inline-link:hover { text-decoration: underline; }

/* =============================================
   PROJECTS
   ============================================= */
.projects { background: #fdfbff; }

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.project-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(139, 108, 247, 0.10);
}

/* thumbnail */
.project-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    position: relative;
    background: #f0eaff;
    background-image:
        radial-gradient(circle, rgba(139, 108, 247, 0.12) 1px, transparent 1px);
    background-size: 18px 18px;
}

.thumb-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

/* project info */
.project-info {
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    flex: 1;
}

.project-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.project-header h3 {
    font-size: 0.97rem;
    font-weight: 700;
    color: var(--text);
}

.project-info p {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.65;
    max-height: 7em;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-mid) var(--accent-dim);
}

.project-info p::-webkit-scrollbar {
    width: 4px;
}

.project-info p::-webkit-scrollbar-track {
    background: var(--accent-dim);
}

.project-info p::-webkit-scrollbar-thumb {
    background: var(--accent-mid);
}

/* status badges */
.badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.18rem 0.55rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
}

.badge-complete   { background: #d1fae5; color: #059669; }
.badge-inprogress { background: #fef3c7; color: #b45309; }
.badge-planned    { background: #dbeafe; color: #2563eb; }

/* tech tags */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.1rem;
}

.tag {
    font-size: 0.75rem;
    padding: 0.18rem 0.5rem;
    background: var(--accent-dim);
    color: var(--accent);
    letter-spacing: 0.04em;
}

/* =============================================
   EXPERIENCE / TIMELINE
   ============================================= */
.experience { background: var(--bg); }

.timeline {
    position: relative;
    padding-left: 1.75rem;
    border-left: 2px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 1.25rem;
    align-items: start;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.75rem;
    top: 0.5rem;
    width: 8px;
    height: 8px;
    background: var(--accent-mid);
    border: 2px solid var(--bg);
    border-radius: 50%;
    transform: translateX(-4px);
    box-shadow: 0 0 0 2px var(--accent-mid);
}

.timeline-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.03em;
    padding-top: 0.2rem;
    white-space: nowrap;
}

.timeline-content h3 {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.3rem;
}

.role {
    font-weight: 400;
    color: var(--accent);
    font-style: italic;
}

.timeline-content p {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.65;
}

/* =============================================
   CONTACT
   ============================================= */
.contact { background: #fdfbff; border-top: 1px solid var(--border); }

.contact-sub {
    color: var(--text-dim);
    font-size: 0.88rem;
    margin-top: -1.5rem;
    margin-bottom: 2.5rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    max-width: 440px;
}

.contact-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1rem;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text);
    text-decoration: none;
    transition: border-color 0.2s, box-shadow 0.2s, color 0.2s;
}

.contact-item:hover {
    border-color: var(--border-hover);
    box-shadow: 0 4px 14px rgba(139, 108, 247, 0.08);
    color: var(--accent);
}

.contact-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.contact-value {
    font-size: 0.85rem;
    color: inherit;
}

/* =============================================
   FOOTER
   ============================================= */
footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border);
    background: var(--bg);
}

footer p {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .menu-toggle { display: flex; }

    .nav-menu {
        position: fixed;
        top: var(--nav-h);
        left: 0; right: 0;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        gap: 0;
        padding: 0.75rem 0;
        transform: translateY(-110%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s ease, opacity 0.3s ease;
        z-index: 199;
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-menu li { padding: 0.7rem 2rem; }

    .hero {
        padding: calc(var(--nav-h) + 3rem) 1.5rem 3rem;
        align-items: flex-start;
    }

    .hero-inner {
        flex-direction: column;
        gap: 1.5rem;
        align-items: flex-start;
    }

    .hero-portrait img {
        width: 90vw;
        height: 30vh;
    }

    .container { padding: 0 1.5rem; }

    .projects-grid { grid-template-columns: 1fr; }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 0.2rem;
    }
}

@media (max-width: 480px) {
    .hero-links { gap: 0.5rem; }
    .btn-primary,
    .btn-outline { font-size: 0.78rem; padding: 0.55rem 1.1rem; }
}