/* ─────────────────────────────────────────────
   style.css — index.html only
   Shared tokens/components are in css/global.css
───────────────────────────────────────────── */

main, footer { position: relative; z-index: 1; }

/* ── Main container ── */
main {
    max-width: 1100px; margin: 0 auto; padding: 0 40px 80px;
    animation: pageFadeIn 0.55s ease forwards;
}

/* ── Profile ── */
.profile {
    min-height: calc(100vh - 56px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 24px 88px;
    position: relative;
    border-bottom: 1px solid var(--border);
}
.profile-eyebrow {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 28px;
    display: flex; align-items: center; justify-content: center; gap: 10px;
}
.profile-eyebrow::before {
    content: ''; display: inline-block;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}
.profile-name {
    font-family: var(--sans);
    font-size: clamp(2.5rem, 6.5vw, 4.5rem);
    font-weight: 800;
    color: var(--text);
    line-height: 1.0;
    letter-spacing: -0.05em;
    margin-bottom: 64px;
}
.profile-sub {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    text-align: center;
}
.profile-bio {
    font-family: var(--mono);
    font-size: 0.8125rem;
    color: var(--muted);
    max-width: 400px;
    line-height: 2.2;
    margin-bottom: 0;
    text-align: center;
    text-wrap: balance;
    letter-spacing: 0.01em;
}
.profile-location {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--muted);
    margin-top: 20px;
    letter-spacing: 0.12em;
    opacity: 0.45;
    text-transform: uppercase;
}

/* ── Scroll hint ── */
.scroll-hint {
    position: absolute;
    bottom: 28px; left: 50%;
    transform: translateX(-50%);
    width: 28px; height: 28px;
    display: flex; align-items: center; justify-content: center;
    color: var(--muted);
    animation: scrollBounce 2s ease-in-out infinite;
    cursor: default; user-select: none;
}
.scroll-hint::after {
    content: '';
    display: block;
    width: 10px; height: 10px;
    border-right: 1.5px solid var(--muted);
    border-bottom: 1.5px solid var(--muted);
    transform: rotate(45deg) translateY(-3px);
}
@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0);    opacity: 0.5; }
    50%       { transform: translateX(-50%) translateY(8px);  opacity: 1;   }
}
.email-link {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--mono); font-size: 12px;
    color: var(--text); text-decoration: none;
    border: 1px solid var(--border);
    padding: 9px 22px; border-radius: 6px;
    margin-top: 32px;
    transition: all 0.25s; letter-spacing: -0.01em;
}
.email-link:hover { border-color: var(--accent); color: var(--accent); }

/* ── Filter Bar ── */
.filter-bar {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    display: flex; gap: 8px; flex-wrap: wrap;
}
.filter-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 5px 16px; border-radius: 99px;
    cursor: pointer; font-family: var(--mono);
    font-size: 12px; letter-spacing: -0.01em;
    transition: all 0.2s; white-space: nowrap;
}
.filter-btn:hover { border-color: var(--accent); color: var(--accent); }
.filter-btn.active {
    background: var(--accent); border-color: var(--accent);
    color: #FFFFFF; font-weight: 700;
}

/* ── Project Grid ── */
#projects {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 68px 40px;
    padding-top: 48px;
    padding-bottom: 16px;
}

.project-item.hidden { display: none; }

.project-link {
    display: block;
    text-decoration: none;
    transition: transform 0.38s ease;
}
.project-link:hover {
    transform: translateY(-5px);
}

/* ── Layer 1: Thumbnail ── */
.project-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 4px;
    margin-bottom: 16px;
    background: var(--bg-up);
    transition: box-shadow 0.38s ease;
}
.project-link:hover .project-thumb {
    box-shadow: 0 20px 52px rgba(0, 0, 0, 0.22), 0 4px 12px rgba(0, 0, 0, 0.10);
}

.project-bg {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    opacity: 0.9;
    transform: scale(1.0);
    transition: transform 0.7s ease, opacity 0.4s ease;
}
.project-link:hover .project-bg {
    transform: scale(1.06);
    opacity: 1;
}

.device-screen .project-bg {
    opacity: 1;
    background-position: top center;
    transition: transform 0.7s ease;
}
.device-lid .device-screen .project-bg { background-position: top left; }
.project-link:hover .device-screen .project-bg    { transform: scale(1.04); }
.project-link:hover .device-lid .device-screen .project-bg { transform: scale(1.03); }

.project-thumb::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.45s ease;
}
.project-link:hover .project-thumb::after { transform: scaleX(1); }

.project-thumb-badge {
    position: absolute; top: 12px; right: 12px;
    font-family: var(--mono); font-size: 10px;
    color: var(--gold);
    border: 1px solid rgba(217, 119, 6, 0.25);
    background: rgba(255, 255, 255, 0.92);
    padding: 3px 10px; border-radius: 4px;
    letter-spacing: 0.04em;
    backdrop-filter: blur(6px);
}

/* ── Layer 2: Title ── */
.project-title {
    font-family: var(--sans);
    font-size: clamp(0.95rem, 1.9vw, 1.15rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
    line-height: 1.25;
    margin-bottom: 5px;
    transition: color 0.28s ease;
}
.project-link:hover .project-title { color: var(--accent); }

/* ── Layer 3: Category ── */
.project-cat {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1;
    margin-bottom: 6px;
}

/* ── Layer 4: Description ── */
.project-desc {
    font-size: 12px;
    font-weight: 400;
    color: var(--muted);
    line-height: 1.65;
    letter-spacing: -0.01em;
}

/* ══════════════════════════════════════════════
   Device Mockups
══════════════════════════════════════════════ */

.project-info::after {
    content: 'View Project →';
    display: block;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.04em;
    margin-top: 10px;
    opacity: 0;
    transform: translateX(-5px);
    transition: opacity 0.28s ease, transform 0.28s ease;
}
.project-link:hover .project-info::after {
    opacity: 1;
    transform: translateX(0);
}

.project-thumb.mockup-app,
.project-thumb.mockup-web {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
}
.project-thumb.mockup-pwa { background: transparent; }

/* ── Geometric background decoration ── */
.mockup-deco {
    position: absolute; inset: 0;
    z-index: 0; pointer-events: none;
}

.mockup-app .mockup-deco {
    background: linear-gradient(145deg, #EBF5EE 0%, #F4FAF6 100%);
}
.mockup-app .mockup-deco::before {
    content: '';
    position: absolute;
    width: 55%; height: 120%;
    top: -10%; left: -6%;
    background: rgba(21, 92, 49, 0.07);
    border-radius: 20px;
    transform: rotate(-10deg);
}
.mockup-app .mockup-deco::after {
    content: '';
    position: absolute;
    width: 28%; aspect-ratio: 1;
    bottom: -8%; right: 8%;
    background: rgba(21, 92, 49, 0.05);
    border-radius: 50%;
}

.mockup-pwa .mockup-deco {
    background: linear-gradient(145deg, #EFF3F8 0%, #F7FAFB 100%);
}
.mockup-pwa .mockup-deco::before {
    content: '';
    position: absolute;
    width: 70%; height: 60%;
    top: 20%; left: -5%;
    background: rgba(0, 0, 0, 0.028);
    border-radius: 16px;
    transform: rotate(-2deg);
}

.mockup-web .mockup-deco {
    background: linear-gradient(145deg, #F6F4F0 0%, #FAFAF8 100%);
}
.mockup-web .mockup-deco::before {
    content: '';
    position: absolute;
    width: 88%; height: 70%;
    top: 15%; left: 6%;
    background: rgba(0, 0, 0, 0.025);
    border-radius: 12px;
}

/* ══ iPhone Frame ══ */
.device-phone {
    position: relative;
    z-index: 2;
    width: 22%;
    aspect-ratio: 9 / 19.5;
    background: #1C1C1E;
    border-radius: 16px;
    box-shadow:
        0 14px 44px rgba(0, 0, 0, 0.22),
        0 4px 10px rgba(0, 0, 0, 0.12),
        inset 0 0 0 1px rgba(255, 255, 255, 0.1);
    transition: transform 0.45s ease, box-shadow 0.45s ease;
    overflow: hidden;
}

.mockup-app .device-phone {
    transform: rotate(-3deg);
}
.project-link:hover .mockup-app .device-phone {
    transform: rotate(0deg) translateY(-6px);
    box-shadow:
        0 22px 56px rgba(0, 0, 0, 0.26),
        0 6px 16px rgba(0, 0, 0, 0.14),
        inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.device-island {
    position: absolute;
    top: 7px; left: 50%;
    transform: translateX(-50%);
    width: 30%; height: 7%;
    background: #1C1C1E;
    border-radius: 99px;
    z-index: 5;
}

.device-phone .device-screen {
    position: absolute;
    inset: 3px;
    border-radius: 13px;
    overflow: hidden;
    background: #000;
}

.device-bar {
    position: absolute;
    bottom: 6px; left: 50%;
    transform: translateX(-50%);
    width: 33%; height: 4px;
    background: rgba(255, 255, 255, 0.32);
    border-radius: 99px;
    z-index: 5;
}

/* ══ Laptop Frame ══ */
.device-laptop {
    position: relative;
    z-index: 2;
    width: 74%;
    transition: transform 0.45s ease, filter 0.45s ease;
}

.device-lid {
    display: flex;
    background: #1C1C1E;
    border-radius: 8px 8px 0 0;
    padding: 4.5% 3.5% 2%;
    aspect-ratio: 16 / 10.5;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.device-lid .device-screen {
    flex: 1;
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    background: #000;
}

.device-chin {
    height: 10px;
    background: linear-gradient(to bottom, #2C2C2E, #1C1C1E);
    border-radius: 0 0 3px 3px;
    box-shadow: 0 5px 16px rgba(0, 0, 0, 0.18);
}

.device-foot {
    height: 5px; width: 40%;
    margin: 0 auto;
    background: linear-gradient(to bottom, #999, #777);
    border-radius: 0 0 6px 6px;
}

.project-link:hover .mockup-web .device-laptop {
    transform: translateY(-5px);
    filter: drop-shadow(0 18px 36px rgba(0, 0, 0, 0.18));
}

/* ══ PWA: overlapping Laptop + Phone ══ */
.mockup-pwa .device-laptop {
    position: absolute;
    left: 2%; bottom: 10%;
    width: 64%;
    z-index: 2;
    transform: rotate(-2deg);
}
.mockup-pwa .device-phone {
    position: absolute;
    left: 56%; bottom: 5%;
    height: 68%;
    aspect-ratio: 9 / 19.5;
    width: auto;
    z-index: 3;
    transform: rotate(3deg);
}
.project-link:hover .mockup-pwa .device-laptop {
    transform: rotate(-2deg) translateY(-5px);
    filter: drop-shadow(0 18px 36px rgba(0, 0, 0, 0.18));
}
.project-link:hover .mockup-pwa .device-phone {
    transform: rotate(3deg) translateY(-5px);
    box-shadow:
        0 22px 56px rgba(0, 0, 0, 0.26),
        inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

/* ── Footer ── */
footer {
    border-top: 1px solid var(--border);
    padding: 40px 40px;
}
.footer-inner {
    max-width: 1100px; margin: 0 auto;
    display: flex; align-items: center;
    justify-content: space-between; flex-wrap: wrap; gap: 20px;
}
.footer-copy {
    font-family: var(--mono); font-size: 12px;
    color: var(--muted); letter-spacing: -0.02em;
}
.footer-links {
    display: flex; gap: 16px; align-items: center;
    flex-wrap: wrap;
}
.footer-link {
    font-family: var(--mono); font-size: 12px;
    color: var(--muted); text-decoration: none;
    letter-spacing: -0.02em;
    transition: color 0.2s;
}
.footer-link:hover { color: var(--accent); }
.footer-link-resume {
    border: 1px solid rgba(56, 189, 248, 0.4);
    padding: 5px 14px; border-radius: 6px;
    color: var(--accent);
}
.footer-link-resume:hover {
    background: rgba(56, 189, 248, 0.06);
    color: var(--accent);
}

/* ── Footer placeholder links ── */
.footer-link-tbd {
    opacity: 0.38;
    cursor: default;
    pointer-events: none;
}
.footer-link-tbd::after {
    content: ' [soon]';
    font-size: 9px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ── 767px: Mobile — replace device mockups with plain image ── */
@media (max-width: 767px) {
    .project-thumb.mockup-app,
    .project-thumb.mockup-pwa,
    .project-thumb.mockup-web {
        display: block;
        background-image: var(--img, none);
        background-size: cover;
        background-position: top center;
        max-height: 200px;
    }
    .project-thumb.mockup-app .mockup-deco,
    .project-thumb.mockup-app .device-phone,
    .project-thumb.mockup-pwa .mockup-deco,
    .project-thumb.mockup-pwa .device-laptop,
    .project-thumb.mockup-pwa .device-phone,
    .project-thumb.mockup-web .mockup-deco,
    .project-thumb.mockup-web .device-laptop {
        display: none;
    }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
    .profile-eyebrow::before { animation: none; opacity: 1; }
    .project-bg { transition: none; }
    .project-title { transition: none; }
    .scroll-hint { animation: none; opacity: 0.5; }
    main { animation: none; }
}

.project-link:focus-visible { outline-offset: -4px; }

/* ── Grid: single column on narrow screens ── */
@media (max-width: 720px) {
    #projects {
        grid-template-columns: 1fr;
        gap: 44px 0;
    }
}

/* ── 640px: profile — mid-size phones ── */
@media (max-width: 640px) {
    .profile { padding: 48px 20px 72px; }
    .profile-name {
        font-size: clamp(2.2rem, 9vw, 3.5rem);
        margin-bottom: 52px;
    }
    .profile-sub { font-size: 10.5px; margin-bottom: 16px; }
    .profile-bio { font-size: 0.75rem; line-height: 2.0; max-width: 88%; }
    .profile-location { font-size: 9.5px; margin-top: 14px; }
    .email-link { font-size: 11.5px; padding: 8px 18px; margin-top: 26px; }
}

/* ── 600px: filter-bar edge-to-edge scroll ── */
@media (max-width: 600px) {
    .filter-bar {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        margin-left: -40px;
        margin-right: -40px;
        padding-left: 40px;
        padding-right: 40px;
        padding-bottom: 8px;
    }
    .filter-bar::-webkit-scrollbar { display: none; }
}

/* ── 480px: mobile ── */
@media (max-width: 480px) {
    main { padding: 0 24px 80px; }
    footer { padding: 40px 24px; }
    .profile { padding: 36px 16px 56px; }
    .profile-name {
        font-size: clamp(2.0rem, 11vw, 2.8rem);
        margin-bottom: 40px;
    }
    .profile-bio { font-size: 0.7rem; line-height: 1.95; max-width: 92%; }
    .profile-sub { font-size: 10px; }
    .profile-location { font-size: 9px; margin-top: 12px; }
    .email-link { font-size: 11px; padding: 7px 16px; margin-top: 20px; }
    .footer-inner { flex-direction: column; gap: 16px; }
    .project-title { font-size: 0.9rem; }
    .project-desc { font-size: 11.5px; }
    .filter-bar {
        padding: 14px 0;
        margin-left: -24px;
        margin-right: -24px;
        padding-left: 24px;
        padding-right: 24px;
        padding-bottom: 10px;
    }
}