/* ==========================================================================
   Experience detail modal
   ========================================================================== */

/* "View Details" trigger on each timeline entry */
.btn-details {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.75rem;
    padding: 0.45rem 1rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.8em;
    font-weight: 600;
    color: var(--on-accent);
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border: none;
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}

.btn-details::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(115deg, transparent 35%, rgba(var(--fg-rgb), 0.4) 50%, transparent 65%);
    transform: translateX(-120%);
}

.btn-details:hover::before {
    transform: translateX(120%);
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.btn-details:hover {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 10px 24px rgba(var(--accent-rgb), 0.35);
}

.btn-details .arrow {
    display: inline-block;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.btn-details:hover .arrow {
    transform: translateX(4px);
}

/* Backdrop */
.xp-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background: var(--backdrop);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s ease, backdrop-filter 0.5s ease, -webkit-backdrop-filter 0.5s ease, visibility 0s linear 0.45s;
}

.xp-modal.open,
.xp-modal.closing {
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
}

.xp-modal.open {
    opacity: 1;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

/* Floating particles behind the card */
.xp-modal .xp-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0;
    pointer-events: none;
    animation: xp-particle 6s ease-in-out infinite;
}

@keyframes xp-particle {
    0%   { transform: translateY(0) scale(0.6); opacity: 0; }
    20%  { opacity: 0.55; }
    80%  { opacity: 0.2; }
    100% { transform: translateY(-140px) scale(1.2); opacity: 0; }
}

/* Card */
.xp-card {
    position: relative;
    width: min(760px, 100%);
    max-height: calc(100vh - 3rem);
    overflow-y: auto;
    overscroll-behavior: contain;
    background: linear-gradient(160deg, var(--panel-bg), var(--panel-bg-2));
    border: 1px solid rgba(var(--accent-rgb), 0.35);
    border-radius: 18px;
    box-shadow:
        0 30px 80px rgba(var(--shadow-rgb), 0.6),
        0 0 0 1px rgba(var(--fg-rgb), 0.03) inset,
        0 0 60px rgba(var(--accent-rgb), 0.08);
    color: var(--text);
    font-family: 'IBM Plex Mono', monospace;
    transform: translateY(40px) scale(0.92) rotateX(8deg);
    transform-origin: center 20%;
    opacity: 0;
    transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
    scrollbar-width: thin;
    scrollbar-color: rgba(var(--accent-rgb), 0.4) transparent;
}

.xp-modal.open .xp-card {
    transform: translateY(0) scale(1) rotateX(0);
    opacity: 1;
}

.xp-modal.closing .xp-card {
    transform: translateY(20px) scale(0.96);
    opacity: 0;
    transition-duration: 0.3s;
}

/* Animated gold light bar along the top edge */
.xp-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--accent2), var(--accent), transparent);
    background-size: 200% 100%;
    animation: xp-bar 3s linear infinite;
    border-radius: 18px 18px 0 0;
}

@keyframes xp-bar {
    from { background-position: 200% 0; }
    to   { background-position: -200% 0; }
}

/* Close button */
.xp-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(var(--accent-rgb), 0.3);
    background: rgba(var(--fg-rgb), 0.04);
    color: var(--accent);
    font-size: 1.2rem;
    line-height: 1;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s ease, color 0.3s ease;
    z-index: 2;
}

.xp-close:hover {
    transform: rotate(90deg) scale(1.1);
    background: var(--accent);
    color: var(--on-accent);
}

/* Header */
.xp-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 2rem 2rem 1.25rem;
    border-bottom: 1px solid rgba(var(--accent-rgb), 0.15);
}

.xp-logo {
    width: 84px;
    height: 84px;
    min-width: 84px;
    border-radius: 14px;
    object-fit: cover;
    background: rgba(var(--fg-rgb), 0.08);
    border: 1px solid rgba(var(--accent-rgb), 0.25);
    box-shadow: 0 10px 30px rgba(var(--shadow-rgb), 0.4);
}

.xp-title {
    font-size: 1.25em;
    font-weight: 700;
    color: var(--text-strong);
    margin: 0 0 0.25rem;
    line-height: 1.3;
}

.xp-org {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.95em;
    display: inline-block;
    position: relative;
}

.xp-org::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.xp-org[href]:hover::after {
    transform: scaleX(1);
}

.xp-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.6rem;
}

.xp-chip {
    font-size: 0.72em;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    border: 1px solid rgba(var(--accent-rgb), 0.3);
    color: var(--accent);
    background: rgba(var(--accent-rgb), 0.08);
}

.xp-chip--date {
    background: rgba(var(--accent2-rgb), 0.12);
    border-color: rgba(var(--accent2-rgb), 0.35);
    color: var(--accent2-light);
}

/* Body */
.xp-body {
    padding: 1.5rem 2rem 1.75rem;
}

.xp-tagline {
    color: var(--text-soft);
    font-style: italic;
    margin-bottom: 1.25rem;
    font-size: 0.9em;
}

.xp-section-label {
    font-size: 0.7em;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--muted-2);
    margin: 0 0 0.6rem;
}

.xp-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 1.5rem;
}

.xp-stack .tag {
    font-size: 0.72em;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    background: rgba(var(--fg-rgb), 0.06);
    border: 1px solid rgba(var(--fg-rgb), 0.08);
    color: var(--text-soft);
}

.xp-bullets {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.xp-bullets li {
    position: relative;
    padding-left: 1.6rem;
    font-size: 0.86em;
    line-height: 1.7;
    color: var(--text-soft);
}

.xp-bullets li::before {
    content: '';
    position: absolute;
    left: 0.25rem;
    top: 0.65em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.5);
}

/* Footer navigation */
.xp-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 2rem 1.5rem;
    border-top: 1px solid rgba(var(--accent-rgb), 0.15);
}

.xp-nav {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.9rem;
    font-family: inherit;
    font-size: 0.78em;
    color: var(--accent);
    background: transparent;
    border: 1px solid rgba(var(--accent-rgb), 0.3);
    border-radius: 4px;
    cursor: pointer;
    max-width: 45%;
    transition: background 0.25s ease, color 0.25s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.xp-nav span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.xp-nav:hover {
    background: var(--accent);
    color: var(--on-accent);
    transform: translateY(-2px);
}

.xp-nav:disabled {
    opacity: 0.25;
    pointer-events: none;
}

.xp-counter {
    font-size: 0.72em;
    color: var(--muted-2);
    letter-spacing: 0.1em;
}

/* Staggered content entrance inside the card */
.xp-card .xp-anim {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.xp-modal.open .xp-card .xp-anim {
    opacity: 1;
    transform: translateY(0);
}

.xp-modal.open .xp-logo.xp-anim {
    animation: xp-logo-pop 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes xp-logo-pop {
    from { transform: scale(0.4) rotate(-12deg); opacity: 0; }
    to   { transform: scale(1) rotate(0); opacity: 1; }
}

/* Swap animation when navigating between roles */
.xp-card.swap-out .xp-anim {
    opacity: 0;
    transform: translateX(-24px);
    transition-duration: 0.25s;
}

.xp-card.swap-in .xp-anim {
    opacity: 0;
    transform: translateX(24px);
    transition: none;
}

body.xp-lock {
    overflow: hidden;
}

@media (max-width: 600px) {
    .xp-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 1.5rem 1.25rem 1rem;
    }

    .xp-body,
    .xp-footer {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .xp-nav span {
        display: none;
    }

    .xp-nav {
        max-width: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .xp-modal,
    .xp-card,
    .xp-card::before,
    .xp-card .xp-anim,
    .xp-logo.xp-anim,
    .xp-particle,
    .btn-details,
    .xp-close {
        animation: none !important;
        transition: none !important;
    }

    .xp-card .xp-anim {
        opacity: 1;
        transform: none;
    }
}

/* ==========================================================================
   Document lightbox — degree certificates & transcripts
   ========================================================================== */
.xp-docs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.xp-docs .btn-details {
    margin-top: 0;
    text-decoration: none;
}

.doc-modal {
    position: fixed;
    inset: 0;
    z-index: 2100;
    display: grid;
    place-items: center;
    padding: 1.25rem;
    background: var(--backdrop);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.35s ease, backdrop-filter 0.45s ease, -webkit-backdrop-filter 0.45s ease, visibility 0s linear 0.4s;
}

.doc-modal.open,
.doc-modal.closing {
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
}

.doc-modal.open {
    opacity: 1;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.doc-frame {
    position: relative;
    width: min(960px, 100%);
    max-height: calc(100vh - 2.5rem);
    display: flex;
    flex-direction: column;
    background: linear-gradient(160deg, var(--panel-bg), var(--panel-bg-2));
    border: 1px solid rgba(var(--accent-rgb), 0.4);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(var(--shadow-rgb), 0.7), 0 0 80px rgba(var(--accent-rgb), 0.1);
    font-family: 'IBM Plex Mono', monospace;
    transform: scale(0.85) translateY(30px) rotateX(10deg);
    transform-origin: center 30%;
    opacity: 0;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
}

.doc-modal.open .doc-frame {
    transform: scale(1) translateY(0) rotateX(0);
    opacity: 1;
}

.doc-modal.closing .doc-frame {
    transform: scale(0.94) translateY(16px);
    opacity: 0;
    transition-duration: 0.3s;
}

.doc-frame::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    z-index: 3;
    background: linear-gradient(90deg, transparent, var(--accent), var(--accent2), var(--accent), transparent);
    background-size: 200% 100%;
    animation: xp-bar 3s linear infinite;
}

.doc-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(var(--accent-rgb), 0.15);
    color: var(--text);
}

.doc-title {
    font-size: 0.85em;
    font-weight: 600;
    color: var(--accent);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

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

.doc-open {
    font-size: 0.75em;
    color: var(--text-soft);
    text-decoration: none;
    border: 1px solid rgba(var(--fg-rgb), 0.12);
    border-radius: 4px;
    padding: 0.35rem 0.7rem;
    transition: color 0.25s ease, border-color 0.25s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.doc-open:hover {
    color: var(--accent);
    border-color: rgba(var(--accent-rgb), 0.5);
    transform: translateY(-2px);
}

.doc-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(var(--accent-rgb), 0.3);
    background: rgba(var(--fg-rgb), 0.04);
    color: var(--accent);
    font-size: 1.2rem;
    line-height: 1;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s ease, color 0.3s ease;
}

.doc-close:hover {
    transform: rotate(90deg) scale(1.1);
    background: var(--accent);
    color: var(--on-accent);
}

.doc-body {
    flex: 1;
    min-height: 0;
    overflow: auto;
    display: grid;
    place-items: center;
    padding: 1.25rem;
    background:
        radial-gradient(ellipse at top, rgba(var(--accent-rgb), 0.06), transparent 60%),
        rgba(var(--shadow-rgb), 0.35);
    scrollbar-width: thin;
    scrollbar-color: rgba(var(--accent-rgb), 0.4) transparent;
}

.doc-img {
    max-width: 100%;
    max-height: calc(100vh - 8.5rem);
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(var(--shadow-rgb), 0.6);
    cursor: zoom-in;
    opacity: 0;
    transform: scale(0.96);
    animation: doc-img-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.15s forwards;
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), max-height 0.4s ease;
}

@keyframes doc-img-in {
    to { opacity: 1; transform: scale(1); }
}

.doc-img.zoomed {
    max-height: none;
    max-width: none;
    width: min(1400px, 180%);
    cursor: zoom-out;
}

.doc-modal.is-pdf .doc-frame {
    height: calc(100vh - 2.5rem);
}

.doc-modal.is-pdf .doc-body {
    padding: 0;
    display: block;
}

.doc-body iframe {
    width: 100%;
    height: 100%;
    border: 0;
    background: var(--text-strong);
    opacity: 0;
    animation: doc-img-in 0.6s ease 0.2s forwards;
}

@media (max-width: 600px) {
    .doc-open {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .doc-modal,
    .doc-frame,
    .doc-frame::before,
    .doc-img,
    .doc-body iframe,
    .doc-close,
    .doc-open {
        animation: none !important;
        transition: none !important;
        opacity: 1;
        transform: none;
    }
}

/* Button sits on the right of the timeline card, vertically centred */
.timeline-content > .btn-details {
    margin-top: 0;
    margin-left: auto;
    align-self: center;
    flex-shrink: 0;
    white-space: nowrap;
}

@media (max-width: 736px) {
    .timeline-content {
        flex-wrap: wrap;
    }

    .timeline-content > .btn-details {
        margin-left: 0;
        width: 100%;
        justify-content: center;
    }
}