/* ======================================================================
   H E L P   P A N E L
   ====================================================================== */

.help-layout {
    display: grid;
    gap: var(--space-6);
    align-items: start;
    width: min(1440px, 96%);
    margin: var(--space-7) auto;
    position: relative;
}

.help-layout__main {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.help-layout--drawer {
    grid-template-columns: 1fr;
}

.help-trigger {
    position: fixed;
    top: calc(var(--space-6) + 5.5rem);
    right: var(--space-6);
    width: 2.6rem;
    height: 2.6rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--color-accent-border);
    background: linear-gradient(180deg, var(--color-button-primary-top), var(--color-button-primary-bottom));
    color: var(--color-button-primary-text);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    z-index: 2100;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.help-trigger:hover,
.help-trigger:focus {
    transform: translateY(-1px);
    box-shadow: var(--shadow-elevated);
}

.help-trigger:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--color-focus-ring);
}

.help-panel {
    background: linear-gradient(180deg, var(--color-card-top), var(--color-card-bottom));
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-table-border);
    box-shadow: var(--shadow-elevated);
    padding: var(--space-5);
    color: var(--color-text);
}

.help-panel--drawer {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(420px, 92vw);
    transform: translateX(100%);
    transition: transform 0.28s ease;
    z-index: 2200;
    display: flex;
    flex-direction: column;
}

.help-panel--drawer.is-open {
    transform: translateX(0);
}

.help-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.help-panel__heading {
    margin: 0;
    font-size: var(--text-h2);
    color: var(--color-text-strong);
}

.help-panel__close {
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text);
    border-radius: var(--radius-pill);
    width: 2.2rem;
    height: 2.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background-color 0.18s ease, border-color 0.18s ease;
}

.help-panel__close:hover,
.help-panel__close:focus {
    background-color: var(--color-hover);
    border-color: var(--color-accent-border);
}

.help-panel__content {
    overflow-y: auto;
    padding-right: var(--space-1);
    margin-right: calc(var(--space-1) * -1);
    flex: 1;
}

.help-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 10, 20, 0.55);
    backdrop-filter: blur(2px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 2100;
}

.help-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
}

body.help-drawer-open {
    overflow: hidden;
}

.help-panel__section + .help-panel__section {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-table-border);
}

.help-panel__title {
    margin: 0 0 var(--space-2);
    font-size: var(--text-h3);
    color: var(--color-text-strong);
}

.help-panel__body {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.help-panel__body p {
    margin: 0 0 var(--space-3);
}

.help-panel__body p:last-child {
    margin-bottom: 0;
}

.help-panel__body ul,
.help-panel__body ol {
    margin: 0 0 var(--space-3) var(--space-4);
    padding: 0;
}

.help-panel__body li + li {
    margin-top: var(--space-1);
}

@media (min-width: 1200px) {
    .help-layout:not(.help-layout--drawer) {
        grid-template-columns: minmax(0, 1fr) 320px;
    }
}

@media (max-width: 1199px) {
    .help-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .help-trigger {
        top: calc(var(--space-5) + 3.25rem);
        right: var(--space-4);
        width: 2.3rem;
        height: 2.3rem;
        font-size: 1rem;
    }
}