/* ==========================================================
 * COMPONENTS — buttons/CTAs, floating audio player, range
 * sliders, modals (base, gate, case, explore/selection,
 * canvas tutorial), contact form, typographic thumbnails.
 * ========================================================== */

/* ---------------------------------------------------------
 * Buttons / CTAs
 * --------------------------------------------------------- */
.cta-button {
    -webkit-appearance: none;
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-height: 48px;
    padding: 0.85rem 1.9rem;
    background-color: transparent;
    color: var(--color-primario);
    border: 1px solid var(--color-primario);
    border-radius: 6px;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.02em;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.3s ease, color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}
.cta-button .icon { font-size: 1.15em; }
.cta-primary { background-color: var(--color-primario); color: #04121a; }
.cta-ghost { border-color: rgba(255, 255, 255, 0.25); color: var(--color-texto); }
.cta-ghost:focus-visible { border-color: var(--color-primario); color: var(--color-primario); }
@media (hover: hover) and (pointer: fine) {
    .cta-button:hover { transform: translateY(-2px); }
    .cta-primary:hover { background-color: #8ff; border-color: #8ff; }
    .cta-ghost:hover { border-color: var(--color-primario); color: var(--color-primario); }
}
@media (prefers-reduced-motion: reduce) {
    .cta-button { transition: none; }
}

/* ---------------------------------------------------------
 * Floating audio player (.global-audio-controls)
 * Pill centred at the bottom of the hero (under the CTAs and the
 * WORK cue) while the hero is in view; JS adds .controls-relocated
 * on scroll / off-hero and it glides to the bottom-right corner.
 * Heights <= 500px (landscape phones): compact round button,
 * fixed bottom-right, slider hidden.
 * --------------------------------------------------------- */
.global-audio-controls {
    position: fixed;
    bottom: calc(2rem + var(--safe-bottom));
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-overlay);
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: rgba(26, 26, 26, 0.7);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    opacity: 1;
    transition: transform 0.6s ease-in-out, left 0.6s ease-in-out, opacity 0.3s ease-in-out, visibility 0s;
}
.global-audio-controls.controls-relocated {
    left: calc(100% - 2rem - var(--safe-right));
    transform: translateX(-100%);
}
/* While gliding between centre and corner */
.global-audio-controls.controls-fading { opacity: 0.4; pointer-events: none; }
/* Contact field focused: step back so it never covers the form */
.global-audio-controls.is-dimmed { opacity: 0.15; pointer-events: none; }
.global-audio-controls.hidden,
.global-audio-controls.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.6s ease-in-out, left 0.6s ease-in-out, opacity 0.3s ease-in-out, visibility 0s linear 0.3s;
}
@media (hover: hover) and (pointer: fine) {
    .global-audio-controls:hover { opacity: 1; border-color: rgba(0, 255, 255, 0.3); }
}
@media (prefers-reduced-motion: reduce) {
    .global-audio-controls { transition: opacity 0.3s ease-in-out, visibility 0s; }
}

#audio-toggle-btn,
#music-toggle-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background-color: var(--color-primario);
    color: var(--color-fondo);
    font-size: 1.2rem;
    line-height: 1;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
}
#audio-toggle-btn .icon,
#music-toggle-btn .icon { font-size: 20px; }
@media (hover: hover) and (pointer: fine) {
    #audio-toggle-btn:hover,
    #music-toggle-btn:hover { background-color: #fff; transform: scale(1.08); }
}
#audio-toggle-btn:focus-visible,
#music-toggle-btn:focus-visible { background-color: #fff; }

/* Phones / tablets / touch: same pill, slimmer, bigger touch target */
@media (max-width: 1023px), (pointer: coarse) {
    .global-audio-controls {
        bottom: calc(1.5rem + var(--safe-bottom));
        padding: 0.5rem 1rem;
        gap: 0.75rem;
    }
    .global-audio-controls.controls-relocated { left: calc(100% - 1rem - var(--safe-right)); }
    .global-audio-controls #volume-slider { width: 100px; }
    #audio-toggle-btn { width: 48px; height: 48px; }
}
/* Very low heights (landscape phones): compact round button, fixed bottom-right */
@media (max-height: 500px) {
    .global-audio-controls,
    .global-audio-controls.controls-relocated {
        left: auto;
        right: calc(1rem + var(--safe-right));
        bottom: calc(1rem + var(--safe-bottom));
        transform: none;
        padding: 0;
        gap: 0;
        border-radius: 50%;
        background: transparent;
        border: 0;
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
        transition: transform 0.3s var(--ease-out, ease-out), opacity 0.3s ease-in-out, visibility 0s;
    }
    .global-audio-controls.is-dimmed { transform: translateY(140%); opacity: 0; }
    .global-audio-controls #volume-slider { display: none; }
    #audio-toggle-btn { width: 48px; height: 48px; }
}

/* --- Range sliders (volume) --- */
#volume-slider,
#music-volume-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 150px;
    height: 6px;
    background: rgba(255, 255, 255, 0.16);
    border-radius: 5px;
    outline: none;
    cursor: pointer;
    transition: opacity 0.2s;
}
#volume-slider:focus-visible,
#music-volume-slider:focus-visible { outline: 2px solid var(--color-primario); outline-offset: 6px; }
#volume-slider::-webkit-slider-thumb,
#music-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-primario);
    border-radius: 50%;
    border: 0;
    cursor: pointer;
}
#volume-slider::-moz-range-track,
#music-volume-slider::-moz-range-track {
    height: 6px;
    background: rgba(255, 255, 255, 0.16);
    border-radius: 5px;
    border: 0;
}
#volume-slider::-moz-range-progress,
#music-volume-slider::-moz-range-progress {
    height: 6px;
    background: rgba(0, 255, 255, 0.5);
    border-radius: 5px;
}
#volume-slider::-moz-range-thumb,
#music-volume-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--color-primario);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}
@media (max-width: 768px) {
    #volume-slider { width: 100px; }
}
/* Touch: taller hit area, same 6px visual track */
@media (pointer: coarse) {
    #volume-slider,
    #music-volume-slider {
        height: 32px;
        background: linear-gradient(to bottom, transparent 13px, rgba(255, 255, 255, 0.16) 13px, rgba(255, 255, 255, 0.16) 19px, transparent 19px);
    }
    #volume-slider::-webkit-slider-thumb,
    #music-volume-slider::-webkit-slider-thumb { width: 22px; height: 22px; }
    #volume-slider::-moz-range-thumb,
    #music-volume-slider::-moz-range-thumb { width: 22px; height: 22px; }
}

/* ---------------------------------------------------------
 * Modal base
 * --------------------------------------------------------- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 10, 12, 0.5);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: var(--z-dialog);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity 0.4s var(--ease-standard), visibility 0.4s;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: calc(3rem + var(--safe-top)) calc(1rem + var(--safe-right)) calc(3rem + var(--safe-bottom)) calc(1rem + var(--safe-left));
    -webkit-overflow-scrolling: touch;
}
.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transition: opacity 0.4s var(--ease-standard), visibility 0s;
}
@media (max-width: 768px) {
    .modal-backdrop { padding: calc(2rem + var(--safe-top)) max(1rem, var(--safe-right)) calc(2rem + var(--safe-bottom)) max(1rem, var(--safe-left)); }
}

.modal-content {
    background-color: var(--color-fondo-secundario);
    padding: 2.5rem 3.5rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transform: scale(0.95);
    opacity: 0;
    transition: transform 0.3s var(--ease-standard), opacity 0.3s var(--ease-standard);
    margin: auto;
}
.page-work .modal-content { border: 1px solid rgba(255, 0, 255, 0.2); }
.modal-backdrop.active .modal-content { transform: scale(1); opacity: 1; }
.modal-content h2 { color: var(--color-texto); margin-bottom: 1rem; font-size: 2rem; }
.modal-content p { color: var(--color-texto-secundario); font-size: 1.1rem; margin-bottom: 2.5rem; line-height: 1.5; }

/* --- Icon close button (44x44) --- */
.modal-close-btn {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 50%;
    color: var(--color-texto-secundario);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}
.modal-close-btn .icon { font-size: 22px; }
.modal-close-btn:focus-visible { color: var(--color-texto); }
@media (hover: hover) and (pointer: fine) {
    .modal-close-btn:hover { color: var(--color-texto); border-color: rgba(255, 255, 255, 0.2); background: rgba(255, 255, 255, 0.04); }
}

/* ---------------------------------------------------------
 * Audio gate (first visit)
 * --------------------------------------------------------- */
#audio-gate-modal .audio-gate-card {
    position: relative;
    width: 100%;
    max-width: 440px;
    margin: auto;
    padding: 2.5rem 2.5rem 2.25rem;
    background: var(--color-fondo-secundario);
    border: 1px solid var(--color-borde);
    border-radius: 14px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    text-align: center;
    transform: scale(0.96);
    opacity: 0;
    transition: transform 0.45s var(--ease-out), opacity 0.45s ease;
}
#audio-gate-modal.active .audio-gate-card { transform: scale(1); opacity: 1; }

/* Small static L/R level meter (animates only when motion is allowed) */
.audio-gate-visual {
    display: block;
    width: 76px;
    height: 24px;
    margin: 0 auto 1.4rem;
    color: var(--color-primario);
    overflow: visible;
}
.audio-gate-visual text {
    font-family: var(--font-mono);
    font-size: 8px;
    fill: var(--color-texto-secundario);
}
.audio-gate-visual .ag-track { fill: rgba(255, 255, 255, 0.08); }
.audio-gate-visual .ag-lvl {
    fill: currentColor;
    transform-box: fill-box;
    transform-origin: 0 50%;
}
.audio-gate-visual .ag-lvl--l { transform: scaleX(0.72); }
.audio-gate-visual .ag-lvl--r { transform: scaleX(0.58); }
@media (prefers-reduced-motion: no-preference) {
    .audio-gate-visual .ag-lvl--l { animation: agLevel 1.3s ease-in-out infinite alternate; }
    .audio-gate-visual .ag-lvl--r { animation: agLevel 1.05s ease-in-out -0.4s infinite alternate; }
}
@keyframes agLevel {
    0% { transform: scaleX(0.35); }
    40% { transform: scaleX(0.8); }
    70% { transform: scaleX(0.55); }
    100% { transform: scaleX(0.9); }
}

.audio-gate-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 1.85rem);
    font-weight: 600;
    color: var(--color-texto);
    margin: 0 0 0.6rem;
    letter-spacing: -0.01em;
}
.audio-gate-desc {
    color: var(--color-texto-secundario);
    font-size: 0.98rem;
    font-weight: 300;
    line-height: 1.55;
    margin: 0 auto 1.75rem;
    max-width: 30ch;
}
.audio-gate-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}
.audio-gate-btn {
    min-height: 48px;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.2;
    cursor: pointer;
    transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}
.audio-gate-btn--primary {
    background: var(--color-primario);
    color: #04121a;
    border: 1px solid var(--color-primario);
}
.audio-gate-btn--ghost {
    background: transparent;
    color: var(--color-texto);
    border: 1px solid rgba(255, 255, 255, 0.22);
}
.audio-gate-btn--ghost:focus-visible { border-color: rgba(255, 255, 255, 0.5); }
@media (hover: hover) and (pointer: fine) {
    .audio-gate-btn--primary:hover { background: #8ff; border-color: #8ff; }
    .audio-gate-btn--ghost:hover { border-color: rgba(255, 255, 255, 0.5); }
}
@media (max-width: 599px) {
    #audio-gate-modal .audio-gate-card { padding: 2rem 1.5rem 1.5rem; }
}
@media (max-width: 440px) {
    .audio-gate-actions { grid-template-columns: 1fr; }
}
@media (max-height: 500px) and (orientation: landscape) {
    .audio-gate-visual { display: none; }
    #audio-gate-modal .audio-gate-card { padding: 1.5rem 1.75rem; max-width: 480px; }
    .audio-gate-desc { margin-bottom: 1.1rem; }
}

/* ---------------------------------------------------------
 * Case study modal (#work-video-modal)
 * Width bound by height so the actions are always on screen.
 * --------------------------------------------------------- */
.case-modal-content {
    position: relative;
    width: min(1000px, 92vw, calc((100vh - 10rem) * 16 / 9));
    width: min(1000px, 92vw, calc((100svh - 10rem) * 16 / 9));
    min-width: min(92vw, 320px);
    max-height: calc(100vh - 2rem);
    max-height: calc(100svh - 2rem);
    padding: 0;
    background-color: #0b0b10;
    border: 1px solid var(--color-borde);
    border-radius: 14px;
    overflow-x: hidden;
    overflow-y: auto;
    text-align: left;
}
.page-work .case-modal-content { border-color: var(--color-borde); }
.case-video { background: #000; position: relative; }
.video-embed-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 0;
    background-color: #000;
}
.video-embed-wrapper iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}
.case-video .case-poster {
    display: none;
    width: 100%;
    max-height: 62vh;
    max-height: 62svh;
    object-fit: contain;
    background: #000;
    margin: 0 auto;
}
.case-video.poster-mode .video-embed-wrapper { display: none; }
/* Vertical sources (Instagram reels): 9:16 embed, bounded by the viewport height */
.case-video[data-vertical] .video-embed-wrapper {
    width: min(100%, calc((100vh - 12rem) * 9 / 16));
    width: min(100%, calc((100svh - 12rem) * 9 / 16));
    height: auto;
    padding-bottom: 0;
    aspect-ratio: 9 / 16;
    margin: 0 auto;
}
.case-modal-content:has(.case-video[data-vertical]) { width: min(640px, 92vw); }
.case-video.poster-mode .case-poster { display: block; }

/* Info row: title/role | external action | close (top-right) */
.case-info {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
    column-gap: 0.75rem;
    padding: 0.9rem 0.9rem 0.9rem 1.5rem;
    text-align: left;
}
.case-info > :not(.case-action-bar):not(.case-close-btn) { grid-column: 1; }
.case-info > .case-close-btn {
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: start;
}
.case-load-status:empty { display: none !important; }
.case-title { font-size: 1.35rem; margin-bottom: 0.2rem; }
.case-info .case-role { color: var(--color-texto-secundario); font-size: 0.9rem; margin: 0; } /* beats .modal-content p margin */
.case-load-status {
    grid-column: 1 / -1 !important;
    font-size: 0.8rem;
    color: var(--color-texto-secundario);
    margin: 0.5rem 0 0;
    min-height: 1.2em;
}
.case-category,
.case-tags,
.case-desc { display: none; }

.case-action-bar {
    grid-column: 2;
    grid-row: 1 / span 2;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
}
.case-close-btn,
.case-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: 44px;
    padding: 0.5rem 1.1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 999px;
    color: var(--color-texto);
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 500;
    line-height: 1.2;
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.case-close-btn .icon,
.case-action .icon { font-size: 1.05rem; color: var(--color-primario); }
.page-work .case-close-btn .icon,
.page-work .case-action .icon { color: var(--color-work-accent); }
.case-external-btn { border-color: rgba(0, 255, 255, 0.35); }
.page-work .case-external-btn { border-color: rgba(255, 0, 255, 0.35); }
/* Icon-only close (44x44) */
#close-work-video-modal-btn {
    width: 44px;
    padding: 0;
    border-radius: 50%;
    flex: none;
}
#close-work-video-modal-btn .icon { font-size: 20px; color: var(--color-texto); }
.case-close-btn:not(.no-focus-ring):focus-visible,
.case-action:focus-visible { border-color: var(--color-primario); }
@media (hover: hover) and (pointer: fine) {
    .case-close-btn:hover,
    .case-action:hover { background: rgba(0, 255, 255, 0.1); border-color: var(--color-primario); color: #fff; }
    .page-work .case-close-btn:hover,
    .page-work .case-action:hover { background: rgba(255, 0, 255, 0.1); border-color: var(--color-work-accent); }
}

/* S: bottom sheet; close top-right of the info, full-width external action below */
@media (max-width: 599px) {
    #work-video-modal { padding: 0; align-items: flex-end; }
    #work-video-modal .case-modal-content {
        width: 100%;
        min-width: 0;
        max-height: calc(100vh - 3rem);
        max-height: calc(100svh - 3rem);
        margin: auto 0 0;
        border-radius: 16px 16px 0 0;
        border-bottom: 0;
        transform: translateY(24px);
    }
    #work-video-modal.active .case-modal-content { transform: none; }
    .case-info {
        grid-template-columns: minmax(0, 1fr) 48px;
        padding: 0.9rem 0.9rem calc(1.25rem + var(--safe-bottom)) 1.25rem;
    }
    .case-info > .case-close-btn { grid-column: 2; }
    .case-action-bar {
        grid-column: 1 / -1;
        grid-row: auto;
        display: grid;
        grid-template-columns: 1fr;
        margin-top: 0.9rem;
    }
    .case-action-bar:not(:has(> :not([style*="display: none"]))) { display: none; }
    #close-work-video-modal-btn { width: 48px; height: 48px; }
    .case-external-btn { min-height: 48px; }
}
@media (max-height: 500px) and (orientation: landscape) {
    #work-video-modal { padding: 0.5rem; }
    .case-modal-content {
        width: min(1000px, 92vw, calc((100vh - 6.5rem) * 16 / 9));
        width: min(1000px, 92vw, calc((100svh - 6.5rem) * 16 / 9));
        min-width: 0;
        max-height: calc(100vh - 1rem);
        max-height: calc(100svh - 1rem);
    }
    .case-info { padding: 0.45rem 0.6rem 0.45rem 1rem; column-gap: 0.5rem; }
    .case-info > .case-close-btn { align-self: center; }
    .case-title,
    .case-role { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-wrap: nowrap; }
    .case-title { font-size: 1rem; margin-bottom: 0; }
    .case-info .case-role { font-size: 0.78rem; }
    .case-action-bar { gap: 0.4rem; }
    .case-action,
    .case-close-btn { min-height: 40px; padding: 0.4rem 0.9rem; font-size: 0.8rem; }
    #close-work-video-modal-btn { width: 40px; }
    .case-load-status { margin-top: 0.2rem; }
}

/* ---------------------------------------------------------
 * Explore modal (#selection-modal): two live universe previews
 * (nebula + constellation canvas, driven by js/selection-previews.js)
 * --------------------------------------------------------- */
#selection-modal { background-color: rgba(8, 8, 12, 0.88); }
#selection-modal .selection-modal-content {
    width: 100%;
    max-width: 960px;
    margin: auto;
    padding: 0;
    text-align: left;
    transform: scale(0.97);
    opacity: 0;
    transition: transform 0.3s var(--ease-standard), opacity 0.3s var(--ease-standard);
}
#selection-modal.active .selection-modal-content { transform: scale(1); opacity: 1; }
.selection-inner-wrapper { position: relative; width: 100%; padding-top: 0.25rem; }
.selection-inner-wrapper h2 {
    color: var(--color-texto);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin: 0 3.5rem 0.4rem 0;
}
.selection-sub {
    color: var(--color-texto-secundario);
    font-size: 0.98rem;
    font-weight: 300;
    margin: 0 0 1.75rem;
}
#selection-modal .modal-close-btn { top: 0; right: -0.5rem; }

.selection-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}
.selection-card {
    --card-accent: var(--color-primario);
    position: relative;
    display: block;
    aspect-ratio: 16 / 10;
    background: #07070b;
    border: 1px solid var(--color-borde);
    border-radius: 12px;
    overflow: hidden;
    isolation: isolate;
    text-decoration: none;
    transition: border-color 0.3s ease;
    /* The tap answer is the warp itself: no grey/blue flash box over it */
    -webkit-tap-highlight-color: transparent;
}
.selection-card--work { --card-accent: var(--color-work-accent); }

/* Live preview layers */
.selection-card-media {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}
.selection-card-nebula {
    position: absolute;
    inset: -4%;
    background-color: #07070b;
    background-position: 45% 45%;
    background-size: cover;
    opacity: 0.55;
    transform: scale(1.12);
    will-change: transform;
    transition: opacity 0.6s ease;
}
.selection-card-sky {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}
/* Scrim: keeps the type layer readable over the sky */
.selection-card-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to top, rgba(7, 7, 11, 0.92) 0%, rgba(7, 7, 11, 0.55) 30%, rgba(7, 7, 11, 0) 62%),
        linear-gradient(to bottom, rgba(7, 7, 11, 0.45) 0%, rgba(7, 7, 11, 0) 22%);
    transition: opacity 0.6s ease;
}

.selection-card-overlay {
    position: relative;
    z-index: 1;
    height: 100%;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto 1fr auto auto;
    padding: 1.4rem 1.5rem 1.35rem;
}
.selection-card-index {
    grid-column: 1;
    grid-row: 1;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.12em;
    color: var(--color-texto-secundario);
}
.selection-card h3 {
    grid-column: 1;
    grid-row: 3;
    align-self: end;
    color: var(--card-accent);
    font-size: clamp(2.25rem, 4.6vw, 3.25rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
    margin: 0 0 0.55rem;
}
.selection-card p {
    grid-column: 1;
    grid-row: 4;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.4;
    margin: 0;
}
.selection-card-go {
    grid-column: 2;
    grid-row: 3 / span 2;
    align-self: end;
    justify-self: end;
    font-size: 1.35rem;
    color: var(--color-texto-secundario);
    transition: color 0.3s ease, transform 0.3s var(--ease-standard);
}

.selection-card:focus-visible { border-color: var(--card-accent); outline-color: var(--card-accent); }
.selection-card:focus-visible .selection-card-nebula { opacity: 0.85; }
.selection-card:focus-visible .selection-card-go { color: var(--card-accent); }
@media (hover: hover) and (pointer: fine) {
    .selection-card:hover { border-color: color-mix(in srgb, var(--card-accent) 70%, transparent); }
    .selection-card:hover .selection-card-nebula { opacity: 0.85; }
    .selection-card:hover .selection-card-media::after { opacity: 0.85; }
    .selection-card:hover .selection-card-go { color: var(--card-accent); transform: translateX(4px); }
}
@media (prefers-reduced-motion: reduce) {
    .selection-card-nebula { will-change: auto; }
    .selection-card-go { transition: color 0.3s ease; }
}

@media (max-width: 599px) {
    .selection-grid { grid-template-columns: 1fr; gap: 0.85rem; }
    .selection-card { aspect-ratio: 16 / 9; }
    .selection-card-overlay { padding: 0.95rem 1.1rem 1rem; }
    .selection-card h3 { font-size: 2.1rem; margin-bottom: 0.45rem; }
    .selection-card p { font-size: 0.7rem; }
    .selection-sub { margin-bottom: 1.25rem; }
    #selection-modal { padding-left: 1rem; padding-right: 1rem; }
}
@media (max-height: 500px) and (orientation: landscape) {
    #selection-modal { padding: 0.75rem 1.5rem; }
    #selection-modal .selection-modal-content { max-width: calc((100svh - 7.5rem) * 32 / 9 + 1rem); }
    .selection-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
    .selection-card { aspect-ratio: 16 / 9; }
    .selection-card-overlay { padding: 0.85rem 1rem 0.9rem; }
    .selection-card h3 { font-size: 1.9rem; margin-bottom: 0.4rem; }
    .selection-card p { font-size: 0.68rem; }
    .selection-sub { margin-bottom: 0.9rem; }
    .selection-inner-wrapper h2 { font-size: 1.6rem; }
}

/* Card → Gargantua warp (js/selection-previews.js startCardWarp): a stage
 * canvas (first child of the modal: over its backdrop, under its content)
 * draws the chosen card expanding into warp; the real card keeps only its
 * type layer, which the WAAPI animation flies out. */
#selection-modal.is-warping { pointer-events: none; }
.selection-warp-stage {
    position: absolute;
    left: 0;
    top: 0;
    pointer-events: none;
}
.selection-card.is-warp-source {
    background: transparent;
    border-color: transparent;
    outline: none;
    transition: none;
}
.selection-card.is-warp-source .selection-card-media { visibility: hidden; }

/* ---------------------------------------------------------
 * Canvas tutorial (#canvas-tutorial) — "How to explore"
 * --------------------------------------------------------- */
.tutorial-backdrop {
    position: fixed;
    inset: 0;
    z-index: var(--z-tutorial);
    display: flex;
    overflow-y: auto;
    padding: calc(1rem + var(--safe-top)) 1rem calc(1rem + var(--safe-bottom));
    background-color: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--dur-3) var(--ease-out), visibility 0s linear var(--dur-3);
}
.tutorial-backdrop.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
}
.tutorial-card {
    --tut-accent: var(--color-primario);
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: auto;
    padding: 2rem 2rem 1.75rem;
    background: #0f0f14;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 2px solid var(--tut-accent);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    transform: translateY(16px);
    transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}
body.page-work .tutorial-card { --tut-accent: var(--color-work-accent); }
.tutorial-backdrop.active .tutorial-card { transform: none; }
.tutorial-card h2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    color: var(--color-texto);
    margin: 0 0 1.25rem;
}
.tutorial-steps {
    list-style: none;
    margin: 0 0 1.75rem;
    padding: 0;
    border-top: 1px solid var(--color-borde);
}
.tutorial-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.95rem 0;
    border-bottom: 1px solid var(--color-borde);
    font-size: 1rem;
    line-height: 1.35;
    color: var(--color-texto);
}
.tutorial-step .icon { font-size: 24px; color: var(--tut-accent); }
.tutorial-btn {
    width: 100%;
    min-height: 48px;
    padding: 0.85rem 1rem;
    background: var(--tut-accent);
    border: 1px solid var(--tut-accent);
    border-radius: 8px;
    color: #04121a;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}
body.page-work .tutorial-btn { color: #fff; }
@media (hover: hover) and (pointer: fine) {
    .tutorial-btn:hover { background: #fff; border-color: #fff; color: #04121a; }
}
/* S: bottom sheet */
@media (max-width: 599px) {
    .tutorial-backdrop { padding: 0; }
    .tutorial-card {
        max-width: none;
        margin: auto 0 0;
        border-radius: 16px 16px 0 0;
        border-left: 0;
        border-right: 0;
        border-bottom: 0;
        padding: 1.5rem 1.25rem calc(1.25rem + var(--safe-bottom));
        transform: translateY(24px);
    }
}
/* Landscape phones: steps in a row, scrollable card */
@media (max-height: 500px) and (orientation: landscape) {
    .tutorial-backdrop { padding: 0.5rem 1rem; }
    .tutorial-card {
        max-width: 720px;
        max-height: calc(100svh - 1rem);
        overflow-y: auto;
        padding: 1.1rem 1.5rem 1.1rem;
        border-radius: 14px;
        margin: auto;
    }
    .tutorial-card h2 { font-size: 1.25rem; margin-bottom: 0.75rem; }
    .tutorial-steps {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
        border-top: 0;
        margin-bottom: 1rem;
    }
    .tutorial-step {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        padding: 0.75rem 0 0;
        border-bottom: 0;
        border-top: 1px solid var(--color-borde);
        font-size: 0.92rem;
    }
}

/* ---------------------------------------------------------
 * Contact form
 * --------------------------------------------------------- */
#contact-form { display: flex; flex-direction: column; gap: 0.75rem; text-align: left; }
.form-group { width: 100%; }
#contact-form label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-texto-secundario);
    margin-bottom: 0.45rem;
}
#contact-form input,
#contact-form textarea {
    width: 100%;
    padding: 0.8rem 1.1rem;
    background: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: 10px;
    color: var(--color-texto);
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.5;
    transition: border-color 0.25s ease;
}
#contact-form input::placeholder,
#contact-form textarea::placeholder { color: #85858f; opacity: 1; }
#contact-form textarea { resize: vertical; min-height: 120px; }
#contact-form input:focus,
#contact-form textarea:focus {
    outline: 2px solid transparent; /* visible in forced-colors */
    outline-offset: 2px;
    border-color: var(--color-primario);
}
#contact-form .cta-button {
    align-self: flex-end;
    min-width: 160px;
    margin-top: 0.5rem;
    border-radius: 10px;
    font-size: 1rem;
}
#form-status {
    min-height: 1.2rem;
    margin-top: 0.25rem;
    font-size: 0.9rem;
    color: var(--color-primario);
    text-align: right;
}
#form-status:empty { display: none; }
@media (max-width: 599px), (pointer: coarse) {
    /* iOS zooms on focus below 16px */
    #contact-form input,
    #contact-form textarea { font-size: 16px; }
}
@media (max-width: 599px) {
    #contact-form .cta-button { align-self: stretch; }
    #form-status { text-align: center; }
}

/* ---------------------------------------------------------
 * Typographic thumbnail (projects without their own image)
 * <span class="work-card-media|reel-card-media is-typographic" data-cat="..."
 *       style="--type-angle:..deg;--type-int:..">
 *   <svg class="media-type-wave">…bars…</svg><span class="media-type-kind">Type</span>
 * The title lives in the card body; the thumb shows the type + a per-slug waveform.
 * --------------------------------------------------------- */
.is-typographic {
    --type-accent: 0, 255, 255;
    position: relative;
    display: block;
    overflow: hidden;
    background-color: #0d0d13;
    background-image:
        linear-gradient(var(--type-angle, 135deg), rgba(var(--type-accent), var(--type-int, 0.10)) 0%, rgba(var(--type-accent), 0.025) 55%, transparent 100%),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
    background-size: auto, 120px 120px;
}
.is-typographic[data-cat="Game Audio"],
.is-typographic[data-cat="Redesigns"],
.reel-accent-tech .is-typographic { --type-accent: 240, 0, 255; }
.reel-accent-redesign .is-typographic { --type-accent: 255, 180, 0; }
.is-typographic .media-type-wave {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 24%;
    width: calc(100% - 2rem);
    height: 40%;
    color: rgba(var(--type-accent), 0.35);
}
.is-typographic .media-type-kind {
    position: absolute;
    left: 1rem;
    right: 1rem;
    bottom: 0.9rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(var(--type-accent), 0.8);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}