/*
 * Klync Utility Classes
 * Replaces Bootstrap utility CSS with a minimal, app-owned set.
 * Only includes classes actually used in the codebase.
 */

/* ── Display ── */
.d-flex { display: flex !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-inline-flex { display: inline-flex !important; }
.d-none { display: none !important; }
.d-grid { display: grid !important; }

/* ── Flex ── */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.flex-shrink-0 { flex-shrink: 0 !important; }
.flex-grow-1 { flex-grow: 1 !important; }
.align-items-center { align-items: center !important; }
.align-items-start { align-items: start !important; }
.align-items-end { align-items: end !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-end { justify-content: flex-end !important; }

/* ── Gap ── */
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.gap-4 { gap: 1.5rem !important; }

/* ── Margin ── */
.m-0 { margin: 0 !important; }
.m-1 { margin: 0.25rem !important; }
.m-2 { margin: 0.5rem !important; }
.m-3 { margin: 1rem !important; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.me-1 { margin-right: 0.25rem !important; }
.me-2 { margin-right: 0.5rem !important; }
.me-3 { margin-right: 1rem !important; }
.ms-1 { margin-left: 0.25rem !important; }
.ms-2 { margin-left: 0.5rem !important; }
.ms-3 { margin-left: 1rem !important; }

/* ── Padding ── */
.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.py-1 { padding-top: 0.25rem !important; padding-bottom: 0.25rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-4 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.py-5 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
.px-1 { padding-left: 0.25rem !important; padding-right: 0.25rem !important; }
.px-2 { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }
.px-3 { padding-left: 1rem !important; padding-right: 1rem !important; }

/* ── Width / Height ── */
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }
.h-100 { height: 100% !important; }

/* ── Text ── */
.text-muted { color: var(--klync-text-muted) !important; }
.text-center { text-align: center !important; }
.text-nowrap { white-space: nowrap !important; }
.text-start { text-align: left !important; }
.text-end { text-align: right !important; }
.text-info { color: var(--klync-info) !important; }
.text-success { color: var(--klync-success) !important; }
.text-danger { color: var(--klync-danger) !important; }
.text-warning { color: var(--klync-warning) !important; }
.text-primary { color: var(--klync-primary) !important; }
.text-secondary { color: var(--klync-secondary) !important; }
.text-dark { color: var(--klync-text) !important; }
.text-white { color: #fff !important; }
.text-decoration-none { text-decoration: none !important; }
.fw-bold { font-weight: 700 !important; }
.fw-semibold { font-weight: 600 !important; }
.fst-italic { font-style: italic !important; }
.small, small { font-size: 0.875em !important; }

/* ── Borders ── */
.border { border: 1px solid var(--klync-border) !important; }
.border-0 { border: 0 !important; }
.border-top { border-top: 1px solid var(--klync-border) !important; }
.border-bottom { border-bottom: 1px solid var(--klync-border) !important; }
.rounded { border-radius: 0.375rem !important; }
.rounded-circle { border-radius: 50% !important; }
.rounded-pill { border-radius: 50rem !important; }

/* ── Background ── */
.bg-white { background-color: var(--klync-surface) !important; }
.bg-light { background-color: var(--klync-surface-alt) !important; }
.bg-dark { background-color: var(--klync-text) !important; }
.bg-primary-subtle { background-color: var(--klync-primary-subtle-bg) !important; }
.bg-success-subtle { background-color: var(--klync-success-subtle-bg) !important; }
.bg-danger-subtle { background-color: var(--klync-danger-subtle-bg) !important; }
.bg-warning-subtle { background-color: var(--klync-warning-subtle-bg) !important; }
.bg-info-subtle { background-color: var(--klync-info-subtle-bg) !important; }
.bg-secondary-subtle { background-color: var(--klync-secondary-subtle-bg) !important; }
.text-primary-emphasis { color: var(--klync-primary-subtle-text) !important; }
.text-success-emphasis { color: var(--klync-success-subtle-text) !important; }

/* ── Badge ── */
.badge {
    display: inline-block;
    padding: 0.25em 0.5em;
    font-size: 0.75em;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.375rem;
}
.border-primary-subtle { border-color: var(--klync-primary-subtle-border) !important; }
.border-success-subtle { border-color: var(--klync-success-subtle-border) !important; }
.border-danger-subtle { border-color: var(--klync-danger-subtle-border) !important; }
.border-warning-subtle { border-color: var(--klync-warning-subtle-border) !important; }
.border-info-subtle { border-color: var(--klync-info-subtle-border) !important; }
.border-secondary-subtle { border-color: var(--klync-secondary-subtle-border) !important; }

/* ── Alert ── */
.alert {
    position: relative;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: 0.375rem;
}
.alert-danger { color: var(--klync-danger-text); background-color: var(--klync-danger-bg); border-color: var(--klync-danger-border); }
.alert-success { color: var(--klync-success-text); background-color: var(--klync-success-bg); border-color: var(--klync-success-border); }
.alert-warning { color: var(--klync-warning-text); background-color: var(--klync-warning-bg); border-color: var(--klync-warning-border); }
.alert-info { color: var(--klync-info-text); background-color: var(--klync-info-bg); border-color: var(--klync-info-border); }
.alert-dismissible { padding-right: 3rem; }

/* ── Card ── */
.card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: var(--klync-card-bg);
    background-clip: border-box;
    border: 1px solid var(--klync-card-border);
    border-radius: 0.375rem;
}
.card-body { flex: 1 1 auto; padding: 1rem; }
.card-header {
    padding: 0.5rem 1rem;
    margin-bottom: 0;
    background-color: var(--klync-card-header-bg);
    border-bottom: 1px solid var(--klync-card-border);
}
.card-title { margin-bottom: 0.5rem; }

/* ── Grid (row/col) ── */
.row { display: flex; flex-wrap: wrap; margin-right: -0.5rem; margin-left: -0.5rem; }
.row > * { flex-shrink: 0; width: 100%; max-width: 100%; padding-right: 0.5rem; padding-left: 0.5rem; }
.g-3 { --gap: 1rem; gap: var(--gap); }
.g-4 { --gap: 1.5rem; gap: var(--gap); }
.col-md-4, .col-md-6, .col-lg-4, .col-lg-8 { flex: 0 0 auto; }
@media (min-width: 768px) {
    .col-md-4 { width: 33.333%; }
    .col-md-6 { width: 50%; }
}
@media (min-width: 992px) {
    .col-lg-4 { width: 33.333%; }
    .col-lg-8 { width: 66.667%; }
}

/* ── Position ── */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.top-0 { top: 0 !important; }
.bottom-0 { bottom: 0 !important; }
.start-0 { left: 0 !important; }
.end-0 { right: 0 !important; }

/* ── Misc ── */
.overflow-hidden { overflow: hidden !important; }
.opacity-50 { opacity: 0.5 !important; }
.opacity-75 { opacity: 0.75 !important; }
.cursor-pointer { cursor: pointer; }
.object-fit-cover { object-fit: cover !important; }
.form-label { margin-bottom: 0.5rem; font-weight: 500; font-size: 0.875rem; }

/* ── Button (for non-DX buttons like raw <a> logout links) ── */
.btn {
    display: inline-block;
    font-weight: 400;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.375rem;
    border: 1px solid transparent;
    text-decoration: none;
    transition: color 0.15s, background-color 0.15s, border-color 0.15s;
}
.btn-sm { padding: 0.25rem 0.5rem; font-size: 0.875rem; border-radius: 0.25rem; }
.btn-outline-secondary { color: var(--klync-secondary); border-color: var(--klync-secondary); background-color: transparent; }
.btn-outline-secondary:hover { color: var(--klync-surface); background-color: var(--klync-secondary); }
.btn-outline-info { color: var(--klync-info); border-color: var(--klync-info); background-color: transparent; }
.btn-outline-info:hover { color: var(--klync-text); background-color: var(--klync-info); }

/* ── Spinner ── */
.spinner-border {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    vertical-align: -0.125em;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}
.spinner-border-sm { width: 1rem; height: 1rem; border-width: 0.2em; }
@keyframes spinner-border {
    to { transform: rotate(360deg); }
}

/* ── InputFile (native file input styling) ── */
input[type="file"] { font-size: 0.875rem; }

/* ── Responsive display ── */
@media (min-width: 768px) {
    .d-md-block { display: block !important; }
    .d-md-none { display: none !important; }
}