/* ==========================================================================
   SERAMIA PDF Viewer
   Paleta por defecto (sobreescribible desde Elementor vía variables CSS):
   --seramia-pdf-fg     texto / iconos
   --seramia-pdf-accent dorado de acento
   ========================================================================== */

.seramia-pdf-viewer {
    --seramia-pdf-fg: #F4EEFF;
    --seramia-pdf-accent: #D4AF37;
    --seramia-pdf-toolbar-bg: #0E0718;
    box-sizing: border-box;
}

.seramia-pdf-viewer *,
.seramia-pdf-viewer *::before,
.seramia-pdf-viewer *::after {
    box-sizing: border-box;
}

/* ----- Marco e interior ----- */
.seramia-pdf-frame {
    overflow: hidden;
    border-radius: 14px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

.seramia-pdf-stage {
    position: relative;
    height: 600px;
    overflow: auto;
    background-color: #160B28;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 20px;
    -webkit-overflow-scrolling: touch;
}

.seramia-pdf-stage canvas {
    max-width: 100%;
    height: auto;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5);
    background: #fff;
    border-radius: 4px;
}

.seramia-pdf-loading,
.seramia-pdf-error {
    color: var(--seramia-pdf-fg);
    font-family: 'Jost', system-ui, sans-serif;
    font-size: 15px;
    letter-spacing: 0.02em;
    opacity: 0.85;
    align-self: center;
    margin: auto;
    text-align: center;
    padding: 24px;
}

.seramia-pdf-error {
    color: #ff9a9a;
}

/* ----- Barra de herramientas ----- */
.seramia-pdf-toolbar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background-color: var(--seramia-pdf-toolbar-bg);
    color: var(--seramia-pdf-fg);
    font-family: 'Jost', system-ui, sans-serif;
    border-bottom: 1px solid rgba(212, 175, 55, 0.18);
    flex-wrap: wrap;
}

.seramia-pdf-toolbar.is-hidden {
    display: none;
}

.seramia-pdf-btn {
    appearance: none;
    border: 1px solid rgba(244, 238, 255, 0.16);
    background: transparent;
    color: var(--seramia-pdf-fg);
    width: 34px;
    height: 34px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
    transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
    padding: 0;
}

.seramia-pdf-btn:hover:not(:disabled) {
    border-color: var(--seramia-pdf-accent);
    color: var(--seramia-pdf-accent);
}

.seramia-pdf-btn:active:not(:disabled) {
    transform: translateY(1px);
}

.seramia-pdf-btn:disabled {
    opacity: 0.35;
    cursor: default;
}

.seramia-pdf-pageinfo {
    font-size: 13px;
    letter-spacing: 0.04em;
    min-width: 90px;
    text-align: center;
    opacity: 0.9;
}

.seramia-pdf-pageinfo .current {
    width: 38px;
    background: rgba(244, 238, 255, 0.08);
    border: 1px solid rgba(244, 238, 255, 0.16);
    color: var(--seramia-pdf-fg);
    border-radius: 6px;
    padding: 2px 4px;
    text-align: center;
    font: inherit;
    margin-right: 4px;
}

.seramia-pdf-spacer {
    flex: 1 1 auto;
}

/* ----- Botón disparador (lightbox) ----- */
.seramia-pdf-trigger-wrap {
    display: flex;
}

button.seramia-pdf-viewer[data-mode="lightbox"] {
    appearance: none;
    border: none;
    background: transparent;
    padding: 0;
    cursor: pointer;
    font: inherit;
}

.seramia-pdf-trigger {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: #D4AF37;
    color: #160B28;
    font-family: 'Jost', system-ui, sans-serif;
    font-weight: 600;
    letter-spacing: 0.03em;
    padding: 12px 22px;
    border-radius: 10px;
    transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
    box-shadow: 0 8px 22px rgba(212, 175, 55, 0.28);
}

.seramia-pdf-trigger:hover {
    transform: translateY(-2px);
    filter: brightness(1.05);
    box-shadow: 0 12px 28px rgba(212, 175, 55, 0.38);
}

.seramia-pdf-trigger-icon {
    font-size: 18px;
}

/* ----- Modal / lightbox ----- */
.seramia-pdf-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: clamp(12px, 4vw, 48px);
    background: rgba(10, 5, 20, 0.82);
    backdrop-filter: blur(6px);
}

.seramia-pdf-modal.is-open {
    display: flex;
    animation: seramia-pdf-fade 0.2s ease;
}

@keyframes seramia-pdf-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.seramia-pdf-modal .seramia-pdf-frame {
    width: min(960px, 100%);
    max-height: 100%;
    display: flex;
    flex-direction: column;
    background: #0E0718;
}

.seramia-pdf-modal .seramia-pdf-stage {
    height: auto;
    flex: 1 1 auto;
    min-height: 0;
}

.seramia-pdf-modal-close {
    position: absolute;
    top: clamp(8px, 3vw, 24px);
    right: clamp(8px, 3vw, 24px);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(244, 238, 255, 0.25);
    background: rgba(14, 7, 24, 0.8);
    color: #F4EEFF;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.15s ease, color 0.15s ease;
}

.seramia-pdf-modal-close:hover {
    border-color: #D4AF37;
    color: #D4AF37;
}

/* ----- Aviso en el editor ----- */
.seramia-pdf-empty {
    border: 1px dashed rgba(212, 175, 55, 0.5);
    border-radius: 10px;
    padding: 28px;
    text-align: center;
    color: #8a7fa3;
    font-family: 'Jost', system-ui, sans-serif;
    background: rgba(22, 11, 40, 0.4);
}

/* Pantalla completa nativa */
.seramia-pdf-frame:fullscreen {
    border-radius: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.seramia-pdf-frame:fullscreen .seramia-pdf-stage {
    height: auto;
    flex: 1 1 auto;
}