/* ============================================================================
 * SPEAKER DETAIL PAGE
 * Sleek speaker profile with biography, labels, and sessions list.
 * Matches the app's premium design language: gradient cards, accent stripes,
 * color-mix() tinting, playful speaker photo, editorial typography.
 *
 * Scoped under .speaker-detail-page for specificity.
 * Uses CSS variables: --community-primary, --community-accent,
 *   --text-primary (#1f2937), --text-secondary (#4B5563)
 * ============================================================================ */

/* --- Page Root --- */
.speaker-detail-page {
    max-width: 100%;
    margin: 0;
    padding: 0 0 var(--spacing-xl, 2rem);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl, 2rem);
}

/* --- Error & Not Found States --- */
.speaker-detail-error,
.speaker-detail-not-found {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md, 1rem);
    padding: 4rem 2rem;
    text-align: center;
    color: var(--text-secondary, #4B5563);
}

.speaker-detail-error i,
.speaker-detail-not-found i {
    font-size: 3rem;
    opacity: 0.35;
}

.speaker-detail-error p,
.speaker-detail-not-found p {
    font-size: var(--font-size-lg, 1.125rem);
    margin: 0;
}

/* ============================================================================
 * HERO HEADER — Gradient banner with event badge, photo, name, tagline
 * ============================================================================ */

.speaker-detail-hero {
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--community-primary, #6A4A9E) 7%, #fff) 0%,
        #f9fafb 45%,
        color-mix(in srgb, var(--community-accent, #7BCED7) 9%, #fff) 100%
    );
    border: 1px solid #e5e7eb;
    border-left: 4px solid var(--community-primary, #6A4A9E);
    border-radius: 10px;
    padding: var(--spacing-lg, 1.5rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md, 1rem);
}

/* --- Row 1: Event badge + Labels + Featured --- */
.speaker-detail-hero-row1 {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    gap: var(--spacing-sm, 0.5rem);
}

.speaker-detail-hero-row1-left {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm, 0.5rem);
}

/* --- Event Badge --- */
.speaker-detail-event-badge {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.speaker-detail-event-logo {
    width: 24px;
    height: 24px;
    object-fit: contain;
    border-radius: 5px;
}

.speaker-detail-event-name {
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: 600;
    color: var(--text-secondary, #4B5563);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

/* --- Speaker Labels (colored pills with optional badge images) --- */
.speaker-detail-labels {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.375rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.speaker-detail-label {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.625rem;
    border-radius: 100px;
    font-size: var(--font-size-xs, 0.7rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: color-mix(in srgb, var(--label-color, var(--community-primary, #6A4A9E)) 14%, #fff);
    color: var(--label-color, var(--community-primary, #6A4A9E));
    border: 1px solid color-mix(in srgb, var(--label-color, var(--community-primary, #6A4A9E)) 25%, transparent);
}

.speaker-detail-label-badge {
    width: 16px;
    height: 16px;
    object-fit: contain;
    border-radius: 3px;
}

/* --- Featured Pill --- */
.speaker-detail-featured-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.625rem;
    border-radius: 100px;
    font-size: var(--font-size-xs, 0.7rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
    border: 1px solid #fcd34d;
}

.speaker-detail-featured-pill i {
    font-size: 0.65rem;
}

/* --- Profile Photo (centered, large, circular with playful rotation) --- */
.speaker-detail-photo-wrapper {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transform: rotate(-2deg);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.speaker-detail-hero:hover .speaker-detail-photo-wrapper {
    transform: rotate(0deg);
}

.speaker-detail-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.speaker-detail-photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #D1D5DB;
    color: #fff;
    font-size: 2.5rem;
}

/* --- Speaker Identity (centered) --- */
.speaker-detail-identity {
    text-align: center;
}

.speaker-detail-name {
    font-size: var(--font-size-3xl, 1.875rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary, #1f2937);
    margin: 0;
    letter-spacing: -0.02em;
    font-family: "IBM Plex Sans Condensed", sans-serif;
}

.speaker-detail-tagline {
    font-size: var(--font-size-base, 1rem);
    color: var(--text-secondary, #4B5563);
    margin: 0.35rem 0 0;
    line-height: 1.4;
}

.speaker-detail-company {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #4B5563);
    margin: 0.25rem 0 0;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.speaker-detail-company i {
    font-size: 0.7rem;
    opacity: 0.6;
    color: var(--community-accent, #7BCED7);
}

/* ============================================================================
 * SECTION TITLE (shared for Biography, Sessions, Share)
 * ============================================================================ */
.speaker-detail-section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 0.5rem);
    font-size: var(--font-size-lg, 1.125rem);
    font-weight: 700;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    color: var(--text-primary, #1f2937);
    margin: 0 0 var(--spacing-md, 1rem);
}

.speaker-detail-section-title i {
    color: var(--community-primary, #6A4A9E);
    font-size: 1rem;
}

/* ============================================================================
 * BIOGRAPHY (Markdown content)
 * Card with left accent stripe, editorial typography
 * ============================================================================ */
.speaker-detail-biography {
    /* gap handled by parent flex */
}

.speaker-detail-biography-content {
    padding: var(--spacing-xl, 2rem);
    background: #fff;
    border: 1px solid #e5e7eb;
    border-left: 4px solid var(--community-primary, #6A4A9E);
    border-radius: 10px;
    font-size: var(--font-size-base, 1rem);
    line-height: 1.75;
    color: var(--text-primary, #1f2937);
}

.speaker-detail-biography-content h2 {
    font-size: var(--font-size-xl, 1.5rem);
    font-weight: 700;
    margin: 2rem 0 0.75rem;
    color: var(--text-primary, #1f2937);
}

.speaker-detail-biography-content h2:first-child {
    margin-top: 0;
}

.speaker-detail-biography-content h3 {
    font-size: var(--font-size-lg, 1.25rem);
    font-weight: 600;
    margin: 1.5rem 0 0.5rem;
    color: var(--text-primary, #1f2937);
}

.speaker-detail-biography-content p {
    margin: 0 0 1rem;
}

.speaker-detail-biography-content p:last-child {
    margin-bottom: 0;
}

.speaker-detail-biography-content ul,
.speaker-detail-biography-content ol {
    margin: 0 0 1rem;
    padding-left: 1.5rem;
}

.speaker-detail-biography-content li {
    margin-bottom: 0.35rem;
}

.speaker-detail-biography-content a {
    color: var(--community-primary, #6A4A9E);
    text-decoration: none;
    transition: opacity 0.15s ease;
}

.speaker-detail-biography-content a:hover {
    opacity: 0.75;
}

.speaker-detail-biography-content blockquote {
    margin: 1rem 0;
    padding: 0.75rem 1.25rem;
    border-left: 4px solid var(--community-accent, #7BCED7);
    background: color-mix(in srgb, var(--community-accent, #7BCED7) 5%, #f9fafb);
    border-radius: 0 8px 8px 0;
    color: var(--text-secondary, #4B5563);
    font-style: italic;
}

.speaker-detail-biography-content code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.875em;
    padding: 0.15rem 0.4rem;
    background: color-mix(in srgb, var(--community-primary, #6A4A9E) 6%, #f3f4f6);
    border-radius: 4px;
    color: var(--community-primary, #6A4A9E);
}

.speaker-detail-biography-content pre {
    margin: 1rem 0;
    padding: 1rem 1.25rem;
    background: #1f2937;
    border-radius: 10px;
    overflow-x: auto;
}

.speaker-detail-biography-content pre code {
    background: transparent;
    color: #e5e7eb;
    padding: 0;
}

.speaker-detail-biography-content strong {
    font-weight: 700;
    color: var(--text-primary, #1f2937);
}

.speaker-detail-biography-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.speaker-detail-biography-content th,
.speaker-detail-biography-content td {
    padding: 0.625rem 0.875rem;
    border: 1px solid #e5e7eb;
    text-align: left;
    font-size: var(--font-size-sm, 0.9rem);
}

.speaker-detail-biography-content th {
    background: color-mix(in srgb, var(--community-primary, #6A4A9E) 4%, #f9fafb);
    font-weight: 600;
}

.speaker-detail-biography-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* ============================================================================
 * SESSIONS LIST — Session cards with accent stripe + hover elevation
 * ============================================================================ */
.speaker-detail-sessions {
    /* gap handled by parent flex */
}

.speaker-detail-sessions-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.speaker-detail-session-item {
    /* wrapper for the link */
}

.speaker-detail-session-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-md, 1rem) var(--spacing-lg, 1.25rem);
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--community-primary, #6A4A9E) 3%, #fff) 0%,
        #fff 50%,
        color-mix(in srgb, var(--community-accent, #7BCED7) 4%, #fff) 100%
    );
    border: 1px solid #e5e7eb;
    border-left: 4px solid var(--community-accent, #7BCED7);
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
    transition: all 0.15s ease;
    transform: scale(0.99);
}

.speaker-detail-session-link:hover {
    border-left-color: var(--community-primary, #6A4A9E);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    transform: scale(1);
    text-decoration: none;
}

.speaker-detail-session-info {
    flex: 1;
    min-width: 0;
}

.speaker-detail-session-title {
    font-size: var(--font-size-base, 0.95rem);
    font-weight: 700;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    color: var(--community-primary, #6A4A9E);
    margin: 0 0 0.35rem;
    line-height: 1.3;
}

.speaker-detail-session-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.375rem;
}

.speaker-detail-session-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.625rem;
    border-radius: 100px;
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: 500;
    color: var(--text-secondary, #4B5563);
    background: color-mix(in srgb, var(--community-primary, #6A4A9E) 5%, #f9fafb);
    border: 1px solid #e5e7eb;
}

.speaker-detail-session-pill i {
    font-size: 0.625rem;
    opacity: 0.65;
    color: var(--community-primary, #6A4A9E);
}

.speaker-detail-session-pill-tba {
    font-style: italic;
    opacity: 0.7;
}

.speaker-detail-session-arrow {
    flex-shrink: 0;
    font-size: 0.85rem;
    color: var(--community-primary, #6A4A9E);
    opacity: 0.4;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.speaker-detail-session-link:hover .speaker-detail-session-arrow {
    opacity: 0.8;
    transform: translateX(3px);
}

/* ============================================================================
 * REGISTER CTA — Eye-catching call-to-action with gradient + shimmer
 * ============================================================================ */
.speaker-detail-cta {
    position: relative;
    overflow: hidden;
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--community-primary, #6A4A9E) 12%, #fff) 0%,
        color-mix(in srgb, var(--community-primary, #6A4A9E) 5%, #f9fafb) 40%,
        color-mix(in srgb, var(--community-accent, #7BCED7) 14%, #fff) 100%
    );
    border: 1px solid color-mix(in srgb, var(--community-primary, #6A4A9E) 18%, #e5e7eb);
    border-left: 4px solid var(--community-accent, #7BCED7);
    border-radius: 10px;
    padding: var(--spacing-xl, 2rem) var(--spacing-lg, 1.5rem);
}

.speaker-detail-cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg, 1.5rem);
}

.speaker-detail-cta-text {
    flex: 1;
    min-width: 0;
}

.speaker-detail-cta-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: 800;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    color: var(--text-primary, #1f2937);
    margin: 0 0 0.25rem;
}

.speaker-detail-cta-title i {
    color: var(--community-accent, #7BCED7);
    font-size: 1.1rem;
}

.speaker-detail-cta-subtitle {
    font-size: var(--font-size-sm, 0.85rem);
    color: var(--text-secondary, #4B5563);
    margin: 0;
    line-height: 1.4;
}

.speaker-detail-cta-button {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-size: var(--font-size-base, 0.95rem);
    font-weight: 700;
    color: #fff;
    background: linear-gradient(
        135deg,
        var(--community-primary, #6A4A9E),
        color-mix(in srgb, var(--community-primary, #6A4A9E) 70%, var(--community-accent, #7BCED7))
    );
    border: none;
    border-radius: 100px;
    text-decoration: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 3px 12px color-mix(in srgb, var(--community-primary, #6A4A9E) 30%, transparent);
}

.speaker-detail-cta-button::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.2) 50%,
        transparent 100%
    );
    animation: speakerCtaShimmer 3s ease-in-out infinite;
}

@keyframes speakerCtaShimmer {
    0% { left: -100%; }
    60% { left: 100%; }
    100% { left: 100%; }
}

.speaker-detail-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px color-mix(in srgb, var(--community-primary, #6A4A9E) 35%, transparent);
}

.speaker-detail-cta-button i {
    font-size: 0.85rem;
    transition: transform 0.2s ease;
}

.speaker-detail-cta-button:hover i {
    transform: translateX(3px);
}

/* ============================================================================
 * SOCIAL SHARING
 * ============================================================================ */
.speaker-detail-share {
    /* gap handled by parent flex */
}

.speaker-detail-share-buttons {
    display: flex;
    gap: 0.625rem;
    flex-wrap: wrap;
}

.speaker-detail-share-button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: var(--font-size-sm, 0.85rem);
    font-weight: 600;
    text-decoration: none;
    color: var(--text-primary, #1f2937);
    background: #fff;
    border: 1px solid #e5e7eb;
    cursor: pointer;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.speaker-detail-share-button:hover {
    border-color: color-mix(in srgb, var(--community-primary, #6A4A9E) 40%, #e5e7eb);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.speaker-detail-share-button img {
    display: block;
}

/* ============================================================================
 * RESPONSIVE — Tablet
 * ============================================================================ */
@media (max-width: 900px) {
    .speaker-detail-photo-wrapper {
        width: 108px;
        height: 108px;
    }
}

/* ============================================================================
 * RESPONSIVE — Mobile
 * ============================================================================ */
@media (max-width: 768px) {
    .speaker-detail-page {
        padding: var(--spacing-md, 1rem) 0 var(--spacing-lg, 1.5rem);
        gap: var(--spacing-lg, 1.5rem);
    }

    .speaker-detail-hero {
        padding: var(--spacing-md, 1rem);
    }

    .speaker-detail-name {
        font-size: var(--font-size-xl, 1.5rem);
    }

    .speaker-detail-biography-content {
        padding: var(--spacing-lg, 1.25rem);
    }

    .speaker-detail-share-buttons {
        flex-direction: column;
    }

    .speaker-detail-share-button {
        justify-content: center;
    }

    .speaker-detail-cta-content {
        flex-direction: column;
        text-align: center;
    }

    .speaker-detail-cta-title {
        justify-content: center;
    }

    .speaker-detail-cta-button {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================================================
 * RESPONSIVE — Small Mobile
 * ============================================================================ */
@media (max-width: 480px) {
    .speaker-detail-hero-row1 {
        flex-direction: column;
    }

    .speaker-detail-hero {
        padding: var(--spacing-md, 1rem);
        border-left-width: 3px;
    }

    .speaker-detail-photo-wrapper {
        width: 96px;
        height: 96px;
    }

    .speaker-detail-session-link {
        border-left-width: 3px;
    }
}

/* ============================================================================
 * REDUCED MOTION
 * ============================================================================ */
@media (prefers-reduced-motion: reduce) {
    .speaker-detail-session-link,
    .speaker-detail-share-button {
        transition: none;
    }

    .speaker-detail-session-link {
        transform: none;
    }

    .speaker-detail-session-link:hover {
        transform: none;
    }

    .speaker-detail-photo-wrapper {
        transform: none;
        transition: none;
    }

    .speaker-detail-hero:hover .speaker-detail-photo-wrapper {
        transform: none;
    }

    .speaker-detail-session-arrow {
        transition: none;
    }

    .speaker-detail-session-link:hover .speaker-detail-session-arrow {
        transform: none;
    }

    .speaker-detail-share-button:hover,
    .speaker-detail-cta-button:hover {
        transform: none;
    }

    .speaker-detail-cta-button {
        transition: none;
    }

    .speaker-detail-cta-button::after {
        animation: none;
    }

    .speaker-detail-cta-button i {
        transition: none;
    }

    .speaker-detail-cta-button:hover i {
        transform: none;
    }

    .speaker-detail-biography-content a {
        transition: none;
    }
}