/* =========================================================
   Bwinners User Bridge — Modal styles
   Dark, branded, mobile-first. Brand colors via CSS vars.
   ========================================================= */

:root {
    --bub-bg:            #0e0e10;
    --bub-bg-elev:       #1a1a1f;
    --bub-fg:            #ffffff;
    --bub-fg-mute:       #b3b3b8;
    --bub-border:        #2a2a31;
    --bub-accent:        #FFCB05;   /* Bwinners yellow */
    --bub-accent-fg:     #000000;
    --bub-danger:        #e0463f;   /* Bwinners red */
    --bub-success:       #2ec27e;
    --bub-radius:        12px;
    --bub-radius-sm:     8px;
    --bub-shadow:        0 24px 60px rgba(0, 0, 0, 0.55);
    --bub-font:          system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* =========================================================
   Trigger button
   ========================================================= */

.bub-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    padding: 0.85em 1.4em;
    font-family: var(--bub-font);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.01em;
    line-height: 1;
    color: var(--bub-btn-fg, #000);
    background: var(--bub-btn-bg, var(--bub-accent));
    border: 0;
    border-radius: 999px;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
    transition: transform 120ms ease, box-shadow 120ms ease, filter 120ms ease;
}
.bub-trigger:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.22);
    filter: brightness(1.05);
}
.bub-trigger:active { transform: translateY(0); }
.bub-trigger:focus-visible { outline: 3px solid rgba(255, 203, 5, 0.6); outline-offset: 3px; }
.bub-trigger--small  { padding: 0.6em 1em;   font-size: 13px; }
.bub-trigger--medium { padding: 0.85em 1.4em; font-size: 15px; }
.bub-trigger--large  { padding: 1.05em 1.8em; font-size: 17px; }
.bub-trigger__icon {
    display: inline-block;
    transform: translateY(-1px);
    font-size: 1.05em;
}
.bub-trigger__badge {
    display: inline-block;
    margin-left: 0.5em;
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.18);
    color: inherit;
    font-size: 0.65em;
    font-weight: 700;
    letter-spacing: 0.08em;
    border-radius: 4px;
    text-transform: uppercase;
}

/* =========================================================
   Modal
   ========================================================= */

body.bub-locked { overflow: hidden; }

.bub-modal {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--bub-font);
    color: var(--bub-fg);
    animation: bub-fade 180ms ease;
}
@keyframes bub-fade { from { opacity: 0; } to { opacity: 1; } }

.bub-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.72);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.bub-modal__panel {
    position: relative;
    width: min(440px, calc(100vw - 32px));
    max-height: calc(100vh - 32px);
    overflow: auto;
    background: var(--bub-bg);
    border: 1px solid var(--bub-border);
    border-radius: var(--bub-radius);
    box-shadow: var(--bub-shadow);
    animation: bub-pop 220ms cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
@keyframes bub-pop {
    from { opacity: 0; transform: translateY(12px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0)    scale(1); }
}

.bub-modal__close {
    position: absolute;
    top: 10px; right: 10px;
    width: 32px; height: 32px;
    display: grid; place-items: center;
    color: var(--bub-fg-mute);
    background: transparent;
    border: 0;
    border-radius: 8px;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: background 120ms, color 120ms;
}
.bub-modal__close:hover { background: var(--bub-bg-elev); color: var(--bub-fg); }

.bub-modal__body {
    padding: 28px 24px 24px;
}

/* =========================================================
   Loader
   ========================================================= */

.bub-modal__loader {
    display: grid; place-items: center;
    min-height: 180px;
}
.bub-spinner {
    width: 32px; height: 32px;
    border: 3px solid var(--bub-border);
    border-top-color: var(--bub-accent);
    border-radius: 50%;
    animation: bub-spin 0.7s linear infinite;
}
@keyframes bub-spin { to { transform: rotate(360deg); } }

/* =========================================================
   States (success / not-logged)
   ========================================================= */

.bub-state {
    text-align: center;
    padding: 8px 4px 4px;
}
.bub-state h3 {
    margin: 16px 0 6px;
    font-size: 20px;
    font-weight: 700;
}
.bub-state p {
    margin: 0 0 20px;
    color: var(--bub-fg-mute);
    font-size: 14px;
    line-height: 1.5;
}
.bub-state .bub-btn { display: block; width: 100%; margin-top: 8px; }

.bub-icon-circle {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--bub-bg-elev);
    border: 1px solid var(--bub-border);
    display: grid; place-items: center;
    font-size: 24px;
    margin: 0 auto;
}
.bub-icon-circle--ok {
    background: var(--bub-success);
    border-color: var(--bub-success);
    color: #fff;
    font-weight: 700;
}

/* =========================================================
   Form
   ========================================================= */

.bub-form__title {
    margin: 0 0 6px;
    font-size: 20px;
    font-weight: 700;
    text-align: center;
}
.bub-form__subtitle {
    margin: 0 0 20px;
    color: var(--bub-fg-mute);
    font-size: 13px;
    text-align: center;
    line-height: 1.5;
}

.bub-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 12px;
    margin-bottom: 18px;
}
.bub-fields .bub-field:nth-child(3),
.bub-fields .bub-field:nth-child(4),
.bub-fields .bub-field:nth-child(5) { grid-column: 1 / -1; }

.bub-field label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--bub-fg-mute);
    margin-bottom: 4px;
    font-weight: 600;
}
.bub-field input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bub-bg-elev);
    border: 1px solid var(--bub-border);
    border-radius: var(--bub-radius-sm);
    color: var(--bub-fg);
    font-family: var(--bub-font);
    font-size: 14px;
    box-sizing: border-box;
    transition: border-color 120ms;
}
.bub-field input[readonly] {
    color: var(--bub-fg-mute);
    cursor: default;
}
.bub-field--editable input {
    border-color: rgba(255, 203, 5, 0.35);
    color: var(--bub-fg);
}
.bub-field--editable input:focus {
    outline: 0;
    border-color: var(--bub-accent);
    box-shadow: 0 0 0 3px rgba(255, 203, 5, 0.18);
}
.bub-field--editable input::placeholder {
    color: rgba(179, 179, 184, 0.6);
}
.bub-field--mono input {
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 13px;
}

.bub-optins {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px;
    background: var(--bub-bg-elev);
    border: 1px solid var(--bub-border);
    border-radius: var(--bub-radius-sm);
    margin-bottom: 16px;
}
.bub-optin {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 13px;
    line-height: 1.45;
    color: var(--bub-fg);
    cursor: pointer;
}
.bub-optin input[type="checkbox"] {
    width: 18px; height: 18px;
    margin-top: 1px;
    accent-color: var(--bub-accent);
    flex-shrink: 0;
    cursor: pointer;
}
.bub-optin a { color: var(--bub-accent); text-decoration: underline; }

.bub-form__error {
    min-height: 18px;
    color: var(--bub-danger);
    font-size: 13px;
    margin-bottom: 8px;
    text-align: center;
}

.bub-form__actions {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 10px;
}

/* =========================================================
   Buttons
   ========================================================= */

.bub-btn {
    padding: 12px 18px;
    border: 0;
    border-radius: var(--bub-radius-sm);
    font-family: var(--bub-font);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    line-height: 1;
    transition: filter 120ms, background 120ms, transform 120ms;
    text-align: center;
    text-decoration: none;
    display: inline-block;
}
.bub-btn--primary {
    background: var(--bub-accent);
    color: var(--bub-accent-fg);
}
.bub-btn--primary:hover { filter: brightness(1.05); }
.bub-btn--primary:disabled { opacity: 0.6; cursor: wait; }
.bub-btn--ghost {
    background: transparent;
    border: 1px solid var(--bub-border);
    color: var(--bub-fg);
}
.bub-btn--ghost:hover { background: var(--bub-bg-elev); }

/* =========================================================
   Mobile
   ========================================================= */

@media (max-width: 480px) {
    .bub-modal__panel { width: calc(100vw - 16px); border-radius: var(--bub-radius); }
    .bub-modal__body { padding: 24px 18px 18px; }
    .bub-fields { grid-template-columns: 1fr; }
    .bub-fields .bub-field { grid-column: 1 / -1; }
    .bub-form__actions { grid-template-columns: 1fr; }
}