/* ============================================
   Screen 3: Feature Blocks (from features v5)
   Prefix: .s3-v5-, .s3-hero, .s3-text--
   ============================================ */

/* === Color helpers === */
.s3-text--green { color: #57F357; }
.s3-text--pink { color: #e83830; }
.s3-text--purple { color: #7b61ff; }
.s3-text--amber { color: #FFD700; }

/* === Screen3 wrapper === */
#features {
    scroll-margin-top: var(--nav-height);
}

.s3-screen3 {
    padding: 60px 0 40px;
}

/* === Hero === */
.s3-hero__label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 16px;
    padding: 6px 16px;
    background: var(--accent-subtle);
    border: 1px solid var(--accent-border);
    border-radius: 8px;
}

.s3-hero__title {
    font-size: clamp(2.4rem, 3.5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    max-width: 800px;
    margin: 0 auto 20px;
}

.s3-hero__subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* === Animations === */
@keyframes s3-fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === Feature blocks: zigzag grid === */
.s3-v5-feature {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    grid-template-rows: auto auto;
    column-gap: 48px;
    row-gap: 4px;
    align-items: start;
    padding: 40px 0;
    min-height: calc(50vh - 60px);
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

/* Visual spans both rows on desktop */
.s3-v5-feature__visual {
    grid-row: 1 / -1;
    align-self: center;
}

.s3-v5-feature.s3-visible {
    opacity: 1;
    transform: translateY(0);
}

.s3-hero {
    text-align: center;
    margin-bottom: 60px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.s3-hero.s3-visible {
    opacity: 1;
    transform: translateY(0);
}

/* === Leaderboard drag-and-drop swap === */
.s3-v5-lb-row {
    position: relative;
    z-index: 1;
    transition: background 0.4s ease, box-shadow 0.4s ease;
    will-change: transform;
}

/* Highlight: soft glow when numbers are updating */
.s3-v5-lb-row.s3-lb-highlight {
    background: rgba(87, 243, 87, 0.08) !important;
    box-shadow: inset 0 0 0 1px rgba(87, 243, 87, 0.2), 0 0 12px rgba(87, 243, 87, 0.1);
}

/* === Task completion animation === */
.s3-v5-task {
    transition: border-color 0.5s ease, background 0.5s ease, box-shadow 0.5s ease;
}

.s3-v5-task__progress-bar {
    transition: width 1.2s var(--ease-out-expo);
}

.s3-v5-task__status {
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.s3-v5-task__status.s3-status-enter {
    animation: s3-statusPop 0.5s var(--ease-out-expo) both;
}

@keyframes s3-statusPop {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

.s3-v5-task__progress-text {
    transition: opacity 0.3s ease;
}

.s3-v5-feature--reverse {
    grid-template-columns: 0.85fr 1.15fr;
}

.s3-v5-feature--reverse .s3-v5-feature__text {
    order: 0;
    grid-column: 1;
}

.s3-v5-feature--reverse .s3-v5-feature__visual {
    grid-column: 2;
    grid-row: 1 / -1;
}

/* Text side */
.s3-v5-feature__text {
    padding: 20px 0;
}

.s3-v5-feature__title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.s3-v5-feature__title2 {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-top: 28px;
    margin-bottom: 10px;
}

.s3-v5-feature__desc {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.s3-v5-feature__desc strong {
    color: var(--text-primary);
    font-weight: 700;
}

/* Integration badges */
.s3-v5-feature__badges {
    margin-top: 12px;
}

/* On desktop, POS badges sit in right column under text */
.s3-v5-feature__badges--pos {
    grid-column: 2;
    margin-top: 0;
    align-self: start;
}

.s3-v5-feature__badges > .s3-v5-feature__badge-sub {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 12px;
}

.s3-v5-pos-logos {
    display: flex;
    gap: 10px;
    align-items: center;
}

.s3-v5-pos-logo {
    transition: transform 0.2s ease;
}

.s3-v5-pos-logo:hover {
    transform: scale(1.05);
}

.s3-v5-pos-logo__img {
    display: block;
    height: 36px;
    width: auto;
    background: #fff;
    border-radius: 10px;
    padding: 6px 14px;
    object-fit: contain;
}

/* Visual side */
.s3-v5-feature__visual {
    border-radius: 20px;
    overflow: hidden;
}

/* ---- Mock Dashboard (Feature 1) ---- */
.s3-v5-mock-dash {
    background: rgba(12, 12, 20, 0.95);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    padding: 28px;
}

.s3-v5-md-revenue {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px;
    padding: 10px 24px;
    margin-bottom: 24px;
    text-align: center;
}

.s3-v5-md-revenue__label {
    display: block;
    font-size: 0.85rem;
    color: #fff;
    font-weight: 700;
    margin-bottom: 4px;
    text-transform: none;
    letter-spacing: 0.01em;
}

.s3-v5-md-revenue__value {
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

/* Stacked bar */
.s3-v5-md-bar-section { margin-bottom: 0; }

.s3-v5-md-bar-title {
    display: block;
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 700;
}

.s3-v5-md-stacked-bar {
    display: flex;
    height: 56px;
    border-radius: 10px;
    overflow: hidden;
    gap: 2px;
}

.s3-v5-md-stacked__fill {
    background: linear-gradient(90deg, #57F357, #2ee02e);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    color: #000;
    border-radius: 10px 0 0 10px;
}

.s3-v5-md-stacked__empty {
    background: linear-gradient(135deg, #FF4D4D, #CC0000);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    color: #fff;
    border-radius: 0 10px 10px 0;
}

.s3-v5-md-stacked__amount {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1;
}

.s3-v5-md-stacked__pct {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1;
    opacity: 0.7;
}

.s3-v5-md-bar-legend {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.s3-v5-md-bar-legend__item {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.s3-v5-md-legend-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    margin-right: 6px;
    flex-shrink: 0;
}

.s3-v5-md-bar-totals {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 16px;
}

.s3-v5-md-bar-total {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 10px;
    padding: 14px 16px;
    text-align: center;
}

.s3-v5-md-bar-total__value {
    display: block;
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: 4px;
}

.s3-v5-md-bar-total__label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ---- Mock Gamification (Feature 2) ---- */
.s3-v5-mock-gamification {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 16px;
}

.s3-v5-leaderboard {
    background: rgba(12, 12, 20, 0.95);
    border: 1px solid rgba(255,170,0,0.15);
    border-radius: 16px;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 0 40px rgba(255,170,0,0.04);
}

.s3-v5-lb-title-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: linear-gradient(90deg, rgba(255,170,0,0.08), rgba(255,215,0,0.04));
    border-bottom: 1px solid rgba(255,170,0,0.12);
}

.s3-v5-lb-title {
    font-size: 0.95rem;
    font-weight: 800;
    color: #FFD700;
    letter-spacing: 0.02em;
}

.s3-v5-lb-live {
    font-size: 0.75rem;
    font-weight: 700;
    color: #57F357;
    animation: s3-v5-pulse-live 2s ease-in-out infinite;
}

@keyframes s3-v5-pulse-live {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.s3-v5-lb-header {
    display: grid;
    grid-template-columns: 28px 30px 1fr 70px 70px;
    gap: 6px;
    padding: 10px 16px;
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: 0.01em;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.s3-v5-lb-header span:first-child {
    grid-column: span 3;
}

.s3-v5-lb-header span:nth-child(2),
.s3-v5-lb-header span:nth-child(3) {
    font-size: 0.75rem;
    text-align: center;
    line-height: 1.3;
}

.s3-v5-lb-row {
    display: grid;
    grid-template-columns: 28px 30px 1fr 70px 70px;
    gap: 6px;
    align-items: center;
    padding: 10px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: background 0.2s ease;
}

.s3-v5-lb-row--leader {
    background: linear-gradient(90deg, rgba(255,215,0,0.1), rgba(255,140,0,0.06), transparent);
    border-bottom: 1px solid rgba(255,215,0,0.15);
    position: relative;
    padding: 14px 16px;
}

.s3-v5-lb-row--leader::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #FFD700, #FF8C00);
    border-radius: 0 2px 2px 0;
}

.s3-v5-lb-row--silver { background: rgba(123, 97, 255, 0.03); }
.s3-v5-lb-row--bronze { background: rgba(46, 139, 87, 0.03); }

.s3-v5-lb-rank {
    font-weight: 700;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
}

.s3-v5-lb-rank--1 { font-size: 1rem; }
.s3-v5-lb-rank--2 { color: #C0C0C0; font-weight: 800; }
.s3-v5-lb-rank--3 { color: #CD7F32; font-weight: 800; }

.s3-v5-lb-avatar {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    color: #fff;
}

.s3-v5-lb-row--leader .s3-v5-lb-avatar {
    box-shadow: 0 0 12px rgba(255,215,0,0.4);
}

.s3-v5-lb-name {
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.s3-v5-lb-row--leader .s3-v5-lb-name {
    font-weight: 800;
    color: #FFD700;
}

.s3-v5-lb-streak {
    font-size: 0.7rem;
    font-weight: 600;
    color: #FF8C00;
    letter-spacing: 0.01em;
}

.s3-v5-lb-val {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
}

.s3-v5-lb-row--leader .s3-v5-lb-val {
    color: var(--text-primary);
    font-weight: 700;
}

.s3-v5-lb-badge {
    background: rgba(87, 243, 87, 0.12);
    color: #57F357;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 6px;
    text-align: center;
    justify-self: center;
}

.s3-v5-lb-badge--gold {
    background: linear-gradient(135deg, rgba(255,215,0,0.2), rgba(255,140,0,0.15));
    color: #FFD700;
    font-weight: 800;
    box-shadow: 0 0 8px rgba(255,215,0,0.2);
}

.s3-v5-lb-badge--silver {
    background: rgba(192,192,192,0.12);
    color: #C0C0C0;
}

/* Task/Quest cards */
.s3-v5-tasks {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.s3-v5-tasks__title {
    font-size: 0.95rem;
    font-weight: 800;
    color: #7b61ff;
    letter-spacing: 0.02em;
    margin-bottom: 2px;
}

.s3-v5-task {
    background: rgba(12, 12, 20, 0.95);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 14px;
    position: relative;
    overflow: hidden;
}

.s3-v5-task--done {
    border-color: rgba(87, 243, 87, 0.25);
    background: rgba(87, 243, 87, 0.03);
}

.s3-v5-task--done::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: #57F357;
}

.s3-v5-task--active {
    border-color: rgba(123, 97, 255, 0.25);
    background: rgba(123, 97, 255, 0.03);
    box-shadow: 0 0 20px rgba(123, 97, 255, 0.06);
}

.s3-v5-task--active::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #7b61ff, #a855f7);
}

.s3-v5-task__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.s3-v5-task__title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
}

.s3-v5-task__reward {
    font-size: 0.85rem;
    font-weight: 800;
    color: #FFD700;
    padding: 4px 12px;
    background: linear-gradient(135deg, rgba(255,215,0,0.15), rgba(255,140,0,0.1));
    border: 1px solid rgba(255,215,0,0.2);
    border-radius: 8px;
}

.s3-v5-task__desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 10px;
}

.s3-v5-task__status {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 8px;
    text-align: center;
}

.s3-v5-task__status--done {
    background: rgba(87, 243, 87, 0.12);
    color: #57F357;
}

.s3-v5-task__progress {
    height: 6px;
    background: rgba(255,255,255,0.06);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 4px;
}

.s3-v5-task__progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #7b61ff, #a855f7);
    border-radius: 3px;
    box-shadow: 0 0 8px rgba(123, 97, 255, 0.3);
}

.s3-v5-task__progress-text {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   Responsive: Tablet (≤1024px)
   ============================================ */
@media (max-width: 1024px) {
    .s3-screen3 {
        padding: 40px 0 30px;
    }

    .s3-hero {
        margin-bottom: 40px;
    }

    .s3-v5-feature {
        gap: 32px;
        padding: 30px 0;
        min-height: auto;
    }

    .s3-v5-feature__title {
        font-size: 1.7rem;
    }

    .s3-v5-feature__title2 {
        font-size: 1.35rem;
    }

    .s3-v5-md-revenue__value {
        font-size: 1.9rem;
    }

    .s3-v5-mock-dash {
        padding: 20px;
    }
}

/* ============================================
   Responsive: Mobile (≤768px)
   ============================================ */
@media (max-width: 768px) {
    .s3-screen3 {
        padding: 32px 0 24px;
    }

    .s3-hero {
        margin-bottom: 32px;
    }

    .s3-hero__subtitle {
        font-size: 0.95rem;
    }

    /* Stack to single column */
    .s3-v5-feature,
    .s3-v5-feature--reverse {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 24px;
        padding: 24px 0;
    }

    .s3-v5-feature__visual {
        grid-row: auto;
        grid-column: auto;
    }

    .s3-v5-feature--reverse .s3-v5-feature__visual {
        grid-row: auto;
        grid-column: auto;
    }

    .s3-v5-feature--reverse .s3-v5-feature__text {
        order: 0;
        grid-column: auto;
    }

    /* On mobile, show text before dashboard, POS logos after dashboard */
    .s3-v5-feature:not(.s3-v5-feature--reverse) .s3-v5-feature__text {
        order: -1;
    }

    .s3-v5-feature__badges--pos {
        order: 1;
        grid-column: auto;
    }

    .s3-v5-feature__title {
        font-size: 1.5rem;
    }

    .s3-v5-feature__title2 {
        font-size: 1.2rem;
        margin-top: 20px;
    }

    .s3-v5-feature__desc {
        font-size: 0.9rem;
    }

    /* Dashboard */
    .s3-v5-mock-dash {
        padding: 16px;
        border-radius: 16px;
    }

    .s3-v5-md-revenue {
        padding: 8px 16px;
    }

    .s3-v5-md-revenue__value {
        font-size: 1.7rem;
    }

    .s3-v5-md-stacked__amount {
        font-size: 0.75rem;
    }

    .s3-v5-md-stacked__pct {
        font-size: 0.75rem;
    }

    .s3-v5-md-bar-legend {
        font-size: 0.75rem;
    }

    /* Gamification: stack leaderboard + tasks */
    .s3-v5-mock-gamification {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    /* Leaderboard mobile: hide avatars, 4-col (rank name val badge) */
    .s3-v5-lb-header {
        grid-template-columns: 20px 1fr 60px 60px;
        padding: 8px 12px;
        gap: 4px;
        align-items: center;
    }

    .s3-v5-lb-header span:first-child {
        grid-column: 1 / 3;
        text-align: left;
    }

    .s3-v5-lb-header span:nth-child(2),
    .s3-v5-lb-header span:nth-child(3) {
        font-size: 0.6rem;
        text-align: center;
        line-height: 1.2;
    }

    .s3-v5-lb-row {
        grid-template-columns: 20px 1fr 60px 60px;
        padding: 8px 12px;
        gap: 4px;
        align-items: center;
    }

    .s3-v5-lb-avatar {
        display: none;
    }

    .s3-v5-lb-val {
        text-align: center;
        justify-self: center;
    }

    .s3-v5-lb-badge {
        justify-self: center;
    }

    .s3-v5-lb-row--leader {
        padding: 12px;
    }

    .s3-v5-lb-avatar {
        width: 28px;
        height: 28px;
        font-size: 0.65rem;
    }

    /* POS logos */
    .s3-v5-pos-logo__img {
        height: 30px;
        padding: 5px 10px;
        border-radius: 8px;
    }
}

/* ============================================
   Responsive: Small mobile (≤480px)
   ============================================ */
@media (max-width: 480px) {
    .s3-screen3 {
        padding: 24px 0 16px;
    }

    .s3-hero {
        margin-bottom: 24px;
    }

    .s3-v5-feature {
        gap: 16px;
        padding: 16px 0;
    }

    .s3-v5-feature__title {
        font-size: 1.3rem;
    }

    .s3-v5-feature__title2 {
        font-size: 1.1rem;
    }

    .s3-v5-feature__desc {
        font-size: 0.85rem;
    }

    .s3-v5-md-revenue__value {
        font-size: 1.45rem;
    }

    .s3-v5-task__header {
        flex-wrap: wrap;
        gap: 6px;
    }

    .s3-v5-pos-logo__img {
        height: 26px;
        padding: 4px 8px;
    }

    .s3-v5-feature__badges {
        margin-top: 8px;
    }
}