/* AltMass Referral System – Public Styles */
:root {
    --am-primary: #4F46E5;
    --am-green:   #10B981;
    --am-orange:  #F59E0B;
    --am-blue:    #3B82F6;
    --am-purple:  #8B5CF6;
    --am-teal:    #14B8A6;
    --am-pink:    #EC4899;
    --am-red:     #EF4444;
    --am-gray:    #6B7280;
    --am-light:   #F9FAFB;
    --am-border:  #E5E7EB;
    --am-radius:  12px;
    --am-shadow:  0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
    --am-shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);
}

.altmass-dashboard { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; max-width: 1100px; margin: 0 auto; padding: 1rem; }
.altmass-dashboard * { box-sizing: border-box; }

/* Cards Row */
.altmass-cards-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.altmass-card { background: #fff; border-radius: var(--am-radius); padding: 1.25rem 1rem; text-align: center; box-shadow: var(--am-shadow); border-top: 4px solid transparent; }
.altmass-card--green  { border-top-color: var(--am-green); }
.altmass-card--orange { border-top-color: var(--am-orange); }
.altmass-card--blue   { border-top-color: var(--am-blue); }
.altmass-card--purple { border-top-color: var(--am-purple); }
.altmass-card--teal   { border-top-color: var(--am-teal); }
.altmass-card--pink   { border-top-color: var(--am-pink); }
.altmass-card__icon { font-size: 1.75rem; margin-bottom: .35rem; }
.altmass-card__val  { font-size: 1.5rem; font-weight: 700; color: #111; }
.altmass-card__lbl  { font-size: .75rem; color: var(--am-gray); margin-top: .2rem; text-transform: uppercase; letter-spacing: .04em; }

/* Tabs */
.altmass-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 0; border-bottom: 2px solid var(--am-border); }
.altmass-tab { background: none; border: none; padding: .7rem 1.25rem; cursor: pointer; font-size: .9rem; color: var(--am-gray); border-bottom: 3px solid transparent; margin-bottom: -2px; border-radius: 6px 6px 0 0; transition: all .2s; }
.altmass-tab:hover { color: var(--am-primary); background: var(--am-light); }
.altmass-tab.active { color: var(--am-primary); border-bottom-color: var(--am-primary); font-weight: 600; background: #fff; }

/* Panel */
.altmass-panel { background: #fff; border-radius: 0 var(--am-radius) var(--am-radius) var(--am-radius); padding: 1.75rem; box-shadow: var(--am-shadow); margin-top: 0; }
.altmass-panel h2 { margin-top: 0; font-size: 1.2rem; color: #111; }
.altmass-panel h3 { font-size: 1rem; color: #333; }

/* Tables */
.altmass-table-wrap { overflow-x: auto; }
.altmass-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.altmass-table th { background: var(--am-light); padding: .6rem .75rem; text-align: left; font-weight: 600; color: var(--am-gray); border-bottom: 2px solid var(--am-border); white-space: nowrap; }
.altmass-table td { padding: .6rem .75rem; border-bottom: 1px solid var(--am-border); vertical-align: middle; }
.altmass-table tr:last-child td { border-bottom: none; }
.altmass-table tr:hover td { background: var(--am-light); }

/* Badges */
.altmass-badge { display: inline-block; padding: .2em .65em; border-radius: 999px; font-size: .75rem; font-weight: 600; }
.altmass-badge--approved { background: #D1FAE5; color: #065F46; }
.altmass-badge--pending  { background: #FEF3C7; color: #92400E; }
.altmass-badge--rejected { background: #FEE2E2; color: #991B1B; }

/* Progress Bars */
.altmass-progress-outer { background: var(--am-border); border-radius: 999px; height: 1.5rem; overflow: hidden; margin: .5rem 0; }
.altmass-progress-fill  { height: 100%; background: linear-gradient(90deg, var(--am-primary), var(--am-teal)); border-radius: 999px; display: flex; align-items: center; justify-content: flex-end; padding-right: .5rem; font-size: .7rem; color: #fff; font-weight: 600; transition: width .5s ease; min-width: 2rem; }
.altmass-progress-mini  { background: var(--am-border); border-radius: 999px; height: .5rem; overflow: hidden; display: inline-block; width: 80px; vertical-align: middle; }
.altmass-progress-mini .altmass-progress-fill { min-width: 4px; }

/* Referral Link */
.altmass-ref-link-box { display: flex; gap: .5rem; margin: 1rem 0; }
.altmass-ref-link-box input { flex: 1; padding: .6rem .75rem; border: 1px solid var(--am-border); border-radius: 8px; font-size: .875rem; background: var(--am-light); }
.altmass-ref-code { color: var(--am-gray); font-size: .85rem; }

/* Buttons */
.altmass-btn { display: inline-block; padding: .6rem 1.25rem; border-radius: 8px; border: none; cursor: pointer; font-size: .875rem; font-weight: 600; text-decoration: none; transition: all .2s; }
.altmass-btn--primary   { background: var(--am-primary); color: #fff; }
.altmass-btn--primary:hover { background: #4338CA; color: #fff; }
.altmass-btn--secondary { background: var(--am-light); color: #333; border: 1px solid var(--am-border); }
.altmass-btn--secondary:hover { background: var(--am-border); }

/* Forms */
.altmass-form { max-width: 480px; }
.altmass-form-row { margin-bottom: 1rem; }
.altmass-form-row label { display: block; font-weight: 600; margin-bottom: .35rem; font-size: .875rem; }
.altmass-form-row input,
.altmass-form-row select,
.altmass-form-row textarea { width: 100%; padding: .6rem .75rem; border: 1px solid var(--am-border); border-radius: 8px; font-size: .875rem; transition: border-color .2s; }
.altmass-form-row input:focus,
.altmass-form-row select:focus,
.altmass-form-row textarea:focus { outline: none; border-color: var(--am-primary); box-shadow: 0 0 0 3px rgba(79,70,229,.15); }
.altmass-input-group { display: flex; }
.altmass-input-prefix { padding: .6rem .75rem; background: var(--am-light); border: 1px solid var(--am-border); border-right: none; border-radius: 8px 0 0 8px; font-weight: 600; color: var(--am-gray); }
.altmass-input-group input { border-radius: 0 8px 8px 0; }
.altmass-form-msg { margin-top: .75rem; padding: .75rem; border-radius: 8px; display: none; }
.altmass-form-msg.success { background: #D1FAE5; color: #065F46; display: block; }
.altmass-form-msg.error   { background: #FEE2E2; color: #991B1B; display: block; }

/* Notices */
.altmass-notice { padding: .75rem 1rem; border-radius: 8px; margin: 1rem 0; font-size: .875rem; }
.altmass-notice--warn { background: #FEF3C7; color: #92400E; border-left: 4px solid var(--am-orange); }
.altmass-success { color: var(--am-green); font-weight: 600; }
.altmass-hint    { color: var(--am-gray); font-size: .85rem; }
.altmass-empty p { color: var(--am-gray); font-style: italic; }

/* Balance Display */
.altmass-balance-display { font-size: 1.1rem; margin-bottom: 1rem; padding: 1rem; background: #EEF2FF; border-radius: 8px; }
.altmass-balance-display strong { color: var(--am-primary); font-size: 1.3rem; }

/* Bonus Rates */
.altmass-bonus-rates { margin-top: 1.5rem; padding: 1.25rem; background: var(--am-light); border-radius: 12px; }
.altmass-rates-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: .75rem; margin: .75rem 0; }
.altmass-rate-item { display: flex; align-items: center; gap: .5rem; background: #fff; padding: .6rem .75rem; border-radius: 8px; box-shadow: var(--am-shadow); font-size: .875rem; }
.altmass-rate-icon { font-size: 1.2rem; }
.altmass-rate-lbl  { flex: 1; color: #444; }
.altmass-rate-val  { font-weight: 700; color: var(--am-primary); }
.altmass-unlock-notice { margin-top: 1rem; padding: .75rem 1rem; background: #FEF3C7; border-left: 4px solid var(--am-orange); border-radius: 0 8px 8px 0; font-size: .875rem; color: #78350F; }

/* My Progress */
.altmass-my-progress { margin-top: 1.5rem; }
.altmass-unlock-progress { margin-top: .4rem; font-size: .8rem; color: var(--am-gray); line-height: 1.6; }

/* Share Buttons */
.altmass-share-wrap { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; padding: .5rem 0; }
.altmass-share-label { font-weight: 600; font-size: .85rem; color: #444; }
.altmass-share-btn { display: inline-flex; align-items: center; gap: .35rem; padding: .4rem .9rem; border-radius: 6px; background: var(--am-primary); color: #fff; text-decoration: none; font-size: .8rem; font-weight: 600; cursor: pointer; transition: opacity .2s; border: none; }
.altmass-share-btn:hover { opacity: .85; }
.altmass-share-btn[data-platform="facebook"]  { background: #1877F2; }
.altmass-share-btn[data-platform="twitter"]   { background: #1DA1F2; }
.altmass-share-btn[data-platform="whatsapp"]  { background: #25D366; }
.altmass-share-msg { font-size: .8rem; color: var(--am-green); font-weight: 600; }

@media (max-width: 640px) {
    .altmass-cards-row { grid-template-columns: repeat(2, 1fr); }
    .altmass-tabs { gap: .25rem; }
    .altmass-tab { padding: .5rem .75rem; font-size: .8rem; }
    .altmass-panel { padding: 1rem; }
}