/* =========================================================
   Aiden B. Jajo — Portfolio
   A gallery-quiet palette (espresso → tan → cream) with a
   single pop of baby blue, canvas grain in the background,
   and Apple-weight motion: soft shadows, spring-ish presses.
   ========================================================= */

:root {
    /* Palette — pulled from the painted portrait: warm cream
       canvas, deep espresso hair/shadow, clay skin midtones,
       tan highlights, and the pale blue of the shirt. */
    --cream:        #F7F1E6;
    --paper:        #FCF8F0;
    --espresso:     #2C2019;
    --espresso-80:  #3A2B21;
    --clay:         #8A5A3B;
    --clay-hover:   #714A30;
    --tan:          #C9A879;
    --tan-soft:     #E4D3B6;
    --ink:          #241A14;
    --ink-soft:     #6B5C4F;
    --sky:          #A9C6DC;
    --sky-deep:     #5D87A3;
    --sky-ink:      #24404F;

    --shadow-sm: 0 1px 2px rgba(44, 32, 25, 0.08);
    --shadow-md: 0 8px 24px rgba(44, 32, 25, 0.10), 0 2px 6px rgba(44, 32, 25, 0.06);
    --shadow-lg: 0 24px 60px rgba(44, 32, 25, 0.16), 0 6px 16px rgba(44, 32, 25, 0.08);
    --shadow-blue: 0 10px 28px rgba(93, 135, 163, 0.30);

    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --radius-pill: 999px;

    --font-display: 'Bricolage Grotesque', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-press: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

body {
    font-family: var(--font-body);
    background-color: var(--cream);
    color: var(--ink);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* Canvas grain — a faint woven texture behind everything, like
   the tooth of a primed canvas under the paint. */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    opacity: 0.5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0.17  0 0 0 0 0.12  0 0 0 0 0.09  0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    pointer-events: none;
}

/* Soft brushed light sources, echoing the loose strokes in the
   portrait's background. Kept quiet — texture, not decoration. */
.ambient {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}
.ambient-stroke {
    position: absolute;
    border-radius: 50% 45% 55% 50% / 50% 55% 45% 50%;
    filter: blur(70px);
    opacity: 0.35;
}
.ambient-stroke--clay   { width: 640px; height: 520px; top: -180px; right: -160px; background: var(--tan-soft); }
.ambient-stroke--sky    { width: 460px; height: 380px; bottom: 8%; left: -140px; background: var(--sky); opacity: 0.28; }
.ambient-stroke--paper  { width: 520px; height: 420px; top: 45%; right: 20%; background: var(--paper); opacity: 0.4; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }
@media (min-width: 640px) { .container { padding: 0 2.5rem; } }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---------- Type ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; color: var(--espresso); letter-spacing: -0.015em; }

.section-title {
    font-size: clamp(1.9rem, 4vw, 2.6rem);
    margin-bottom: 2.25rem;
    position: relative;
    display: inline-block;
}
.section-title::after {
    content: "";
    position: absolute;
    left: 0; bottom: -0.4rem;
    width: 46px; height: 3px;
    border-radius: var(--radius-pill);
    background: linear-gradient(90deg, var(--clay), var(--sky));
}

/* ---------- Buttons (Apple-weight tactility) ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 1.8rem;
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.98rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.35s var(--ease-press), box-shadow 0.35s var(--ease-press), background-color 0.35s var(--ease-press), color 0.35s var(--ease-press);
    will-change: transform;
}
.btn:active { transform: scale(0.96); }

.btn-primary {
    background: var(--espresso);
    color: var(--paper);
    box-shadow: var(--shadow-md);
}
.btn-primary:hover { background: var(--espresso-80); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0) scale(0.96); }

.btn-secondary {
    background: transparent;
    color: var(--sky-ink);
    border-color: var(--sky-deep);
}
.btn-secondary:hover { background: var(--sky); border-color: var(--sky); color: var(--sky-ink); transform: translateY(-2px); box-shadow: var(--shadow-blue); }
.btn-secondary:active { transform: translateY(0) scale(0.96); }

.btn-download { width: fit-content; }

/* ---------- Nav ---------- */
.nav {
    position: fixed;
    top: 0.75rem;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 1.5rem);
    max-width: 980px;
    z-index: 100;
    background: rgba(252, 248, 240, 0.7);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    border: 1px solid rgba(44, 32, 25, 0.08);
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.4s var(--ease), background-color 0.4s var(--ease);
}
.nav.is-scrolled { box-shadow: var(--shadow-md); background: rgba(252, 248, 240, 0.88); }

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.65rem 0.7rem 0.65rem 1.3rem;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--espresso);
    white-space: nowrap;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}
.nav-link {
    padding: 0.55rem 1rem;
    border-radius: var(--radius-pill);
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--ink-soft);
    transition: background-color 0.3s var(--ease), color 0.3s var(--ease);
}
.nav-link:hover { background: var(--tan-soft); color: var(--espresso); }
.nav-link.is-active { color: var(--espresso); background: var(--tan-soft); }
.nav-link-cta {
    background: var(--espresso);
    color: var(--paper) !important;
    margin-left: 0.25rem;
}
.nav-link-cta:hover { background: var(--clay); }

.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 50%;
}
.nav-toggle span {
    width: 20px;
    height: 2px;
    margin: 0 auto;
    background: var(--espresso);
    border-radius: 2px;
    transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
}
.nav-open .nav-toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-open .nav-toggle span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

@media (max-width: 780px) {
    .nav-toggle { display: flex; }
    .nav-links {
        position: absolute;
        top: calc(100% + 0.6rem);
        left: 0; right: 0;
        flex-direction: column;
        align-items: stretch;
        background: var(--paper);
        border: 1px solid rgba(44, 32, 25, 0.08);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
        padding: 0.6rem;
        gap: 0.15rem;
        opacity: 0;
        transform: translateY(-8px) scale(0.98);
        pointer-events: none;
        transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
    }
    .nav-open .nav-links { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
    .nav-link { text-align: left; }
    .nav-link-cta { margin-left: 0; margin-top: 0.2rem; text-align: center; }
}
@media (min-width: 781px) {
    .nav-toggle { display: none; }
}

/* ---------- Hero ---------- */
.hero {
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 7rem 1.5rem 3rem;
    position: relative;
}

.hero-content {
    max-width: 1180px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: center;
}
@media (min-width: 900px) {
    .hero-content { grid-template-columns: 0.85fr 1.15fr; gap: 4rem; }
}

.hero-portrait {
    justify-self: center;
    position: relative;
    width: min(300px, 68vw);
    opacity: 0;
    transform: translateY(18px) scale(0.98);
    animation: rise 0.9s var(--ease) 0.1s forwards;
}
@media (min-width: 900px) { .hero-portrait { width: 100%; max-width: 380px; justify-self: start; } }

.hero-portrait-frame {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 6px solid var(--paper);
    aspect-ratio: 4 / 5;
}
.hero-portrait-frame img { width: 100%; height: 100%; object-fit: cover; }

.hero-text { text-align: center; }
@media (min-width: 900px) { .hero-text { text-align: left; } }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 1rem;
    border-radius: var(--radius-pill);
    background: var(--paper);
    border: 1px solid rgba(44, 32, 25, 0.1);
    box-shadow: var(--shadow-sm);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--ink-soft);
    margin-bottom: 1.4rem;
    opacity: 0;
    transform: translateY(14px);
    animation: rise 0.9s var(--ease) 0.1s forwards;
}
.hero-badge svg { color: var(--sky-deep); flex-shrink: 0; }

.hero-title {
    font-size: clamp(2.4rem, 6.5vw, 4.1rem);
    line-height: 1.04;
    font-weight: 700;
    letter-spacing: -0.02em;
    opacity: 0;
    transform: translateY(16px);
    animation: rise 0.9s var(--ease) 0.25s forwards;
}
.hero-description {
    margin-top: 1rem;
    font-size: 1.1rem;
    color: var(--ink-soft);
    max-width: 40ch;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(16px);
    animation: rise 0.9s var(--ease) 0.4s forwards;
}
@media (min-width: 900px) { .hero-description { margin-left: 0; } }

.hero-buttons {
    margin-top: 2.1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    justify-content: center;
    opacity: 0;
    transform: translateY(16px);
    animation: rise 0.9s var(--ease) 0.55s forwards;
}
@media (min-width: 900px) { .hero-buttons { justify-content: flex-start; } }

@keyframes rise {
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ---------- Sections ---------- */
.section { padding: 6rem 0; position: relative; }
.section + .section { border-top: 1px solid rgba(44, 32, 25, 0.07); }

/* ---------- About ---------- */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}
@media (min-width: 900px) { .about-content { grid-template-columns: 1.3fr 0.9fr; gap: 4rem; } }

.about-text p { color: var(--ink-soft); margin-bottom: 1.1rem; font-size: 1.02rem; }
.about-intro { color: var(--ink) !important; font-size: 1.18rem !important; font-family: var(--font-body); font-weight: 500; line-height: 1.55; }

.about-stats { display: flex; flex-direction: column; gap: 1.6rem; }
.stat { border-left: 3px solid var(--tan); padding-left: 1.1rem; }
.stat-number { display: block; font-family: var(--font-display); font-weight: 700; font-size: 2.1rem; color: var(--espresso); line-height: 1; }
.stat-label { display: block; margin-top: 0.35rem; font-size: 0.88rem; color: var(--ink-soft); }

/* ---------- Projects ---------- */
.projects-grid { display: flex; flex-direction: column; gap: 1.5rem; }

.project-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    background: var(--paper);
    border: 1px solid rgba(44, 32, 25, 0.08);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
}
@media (min-width: 760px) {
    .project-card { grid-template-columns: 1.3fr 1.7fr; padding: 2rem; align-items: center; }
    .project-card:nth-child(even) .project-visual { order: 2; }
}
.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--tan);
}

.project-visual {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--cream);
    border: 1px solid rgba(44, 32, 25, 0.08);
}
.project-visual img { width: 100%; height: 100%; object-fit: cover; }

.project-visual--type {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem 1.5rem;
    min-height: 160px;
    background: linear-gradient(155deg, var(--tan-soft), var(--paper));
}
.project-visual-figure {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.4rem, 5vw, 3.2rem);
    color: var(--clay);
    line-height: 1;
}
.project-visual-caption {
    margin-top: 0.6rem;
    font-size: 0.85rem;
    color: var(--ink-soft);
    max-width: 22ch;
}

.project-title { font-size: 1.35rem; margin-bottom: 0.65rem; }
.project-description { color: var(--ink-soft); margin-bottom: 1.1rem; font-size: 0.98rem; }

.project-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.2rem; }
.tag {
    font-size: 0.78rem;
    padding: 0.32rem 0.75rem;
    border-radius: var(--radius-pill);
    background: var(--tan-soft);
    color: var(--espresso-80);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    color: var(--sky-ink);
    font-size: 0.95rem;
}
.project-link svg { transition: transform 0.3s var(--ease-press); }
.project-link:hover svg { transform: translateX(4px); }

/* ---------- Goals ---------- */
.goals-content { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 760px) { .goals-content { grid-template-columns: repeat(3, 1fr); } }

.goal-card {
    padding: 1.85rem;
    border-radius: var(--radius-lg);
    background: var(--paper);
    border: 1px solid rgba(44, 32, 25, 0.08);
    transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.goal-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.goal-icon {
    width: 44px; height: 44px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--sky);
    color: var(--sky-ink);
    margin-bottom: 1.1rem;
}
.goal-card h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
.goal-card p { color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- Resume ---------- */
.resume-intro { color: var(--ink-soft); max-width: 60ch; margin-bottom: 1.75rem; font-size: 1.02rem; }
.resume-downloads { margin-bottom: 3rem; }

.resume-highlights { display: grid; grid-template-columns: 1fr; gap: 3rem; }
@media (min-width: 900px) { .resume-highlights { grid-template-columns: 1fr 1.4fr; } }

.resume-section h3 { font-size: 1.15rem; margin-bottom: 1.1rem; }

.skills-grid { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.skill {
    font-size: 0.85rem;
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--tan);
    color: var(--espresso-80);
    transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.skill:hover { background: var(--tan-soft); }

.experience-item { position: relative; padding-left: 1.5rem; margin-bottom: 1.9rem; border-left: 2px solid var(--tan-soft); }
.experience-item::before {
    content: "";
    position: absolute;
    left: -6px; top: 0.35rem;
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--sky-deep);
    box-shadow: 0 0 0 4px var(--paper);
}
.experience-header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem 0.9rem; margin-bottom: 0.25rem; }
.experience-header h4 { font-size: 1.05rem; font-family: var(--font-body); font-weight: 600; color: var(--espresso); }
.experience-date { font-size: 0.82rem; color: var(--ink-soft); }
.experience-company { font-size: 0.92rem; color: var(--clay); font-weight: 500; margin-bottom: 0.35rem; }
.experience-description { color: var(--ink-soft); font-size: 0.94rem; }

/* ---------- Contact ---------- */
.contact-intro { color: var(--ink-soft); max-width: 58ch; margin-bottom: 2.25rem; font-size: 1.02rem; }
.contact-methods { display: grid; grid-template-columns: 1fr; gap: 1rem; }
@media (min-width: 600px) { .contact-methods { grid-template-columns: repeat(3, 1fr); } }

.contact-card {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 1.3rem 1.4rem;
    border-radius: var(--radius-md);
    background: var(--paper);
    border: 1px solid rgba(44, 32, 25, 0.08);
    font-weight: 600;
    transition: transform 0.35s var(--ease-press), box-shadow 0.35s var(--ease-press), background-color 0.35s var(--ease-press);
}
.contact-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); background: var(--tan-soft); }
.contact-icon {
    width: 38px; height: 38px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--sky);
    color: var(--sky-ink);
    display: flex; align-items: center; justify-content: center;
}

/* ---------- Footer ---------- */
.footer { padding: 2.5rem 0 3rem; text-align: center; color: var(--ink-soft); font-size: 0.85rem; }

/* ---------- Reveal-on-scroll ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Focus states ---------- */
a:focus-visible, button:focus-visible {
    outline: 2px solid var(--sky-deep);
    outline-offset: 3px;
    border-radius: 6px;
}