/* Orvi unified premium buttons — 2026-04-29 */
:root {
    --nf-ui-dark: var(--dark, #0F172A);
    --nf-ui-gold: var(--gold, #2563EB);
    --nf-ui-gold-light: var(--gold-light, #3B82F6);
    --nf-ui-surface: #FFFFFF;
    --nf-ui-soft: #F7F7F5;
    --nf-ui-border: rgba(15,23,42,.10);
    --nf-ui-shadow: 0 10px 24px rgba(15,23,42,.07);
    --nf-ui-shadow-hover: 0 14px 28px rgba(15,23,42,.11);
}

.btn,
.btn-submit,
.send-btn,
.plan-upgrade-btn,
a.btn-sm,
button.btn-sm:not(.btn) {
    appearance: none;
    -webkit-appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    padding: 10px 16px;
    border-radius: 14px;
    border: 1px solid transparent;
    font-family: 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 13.5px;
    font-weight: 800;
    line-height: 1.1;
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
    max-width: 100%;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease, opacity .18s ease;
    box-shadow: 0 1px 2px rgba(15,23,42,.04);
    -webkit-tap-highlight-color: transparent;
}

.btn:hover,
.btn-submit:hover,
.send-btn:hover,
.plan-upgrade-btn:hover,
a.btn-sm:hover,
button.btn-sm:not(.btn):hover {
    transform: translateY(-1px);
    box-shadow: var(--nf-ui-shadow-hover);
}

.btn:active,
.btn-submit:active,
.send-btn:active,
.plan-upgrade-btn:active,
a.btn-sm:active,
button.btn-sm:not(.btn):active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(15,23,42,.08);
}

.btn:focus-visible,
.btn-submit:focus-visible,
.send-btn:focus-visible,
.plan-upgrade-btn:focus-visible,
a.btn-sm:focus-visible,
button.btn-sm:not(.btn):focus-visible,
.day-tab:focus-visible,
.settings-tab:focus-visible,
.add-food-btn:focus-visible,
.remove-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37,99,235,.22), var(--nf-ui-shadow);
}

.btn-primary,
.btn-submit,
.send-btn,
button[type="submit"].btn-primary {
    background: var(--nf-ui-dark) !important;
    color: #FFFFFF !important;
    border-color: var(--nf-ui-dark) !important;
    box-shadow: 0 12px 26px rgba(15,23,42,.16);
}

.btn-primary:hover,
.btn-submit:hover,
.send-btn:hover,
button[type="submit"].btn-primary:hover {
    background: #111111 !important;
    color: #FFFFFF !important;
    border-color: #111111 !important;
}

.plan-upgrade-btn {
    width: 100%;
    background: var(--nf-ui-gold) !important;
    color: var(--nf-ui-dark) !important;
    border-color: rgba(37,99,235,.45) !important;
    box-shadow: 0 10px 22px rgba(37,99,235,.18);
}

.plan-upgrade-btn:hover {
    background: var(--nf-ui-gold-light) !important;
    color: var(--nf-ui-dark) !important;
}

.btn-ghost,
a.btn-sm:not(.btn-primary):not(.btn-danger),
button.btn-sm:not(.btn):not(.btn-primary):not(.btn-danger) {
    background: rgba(255,255,255,.94) !important;
    color: var(--nf-ui-dark) !important;
    border-color: var(--nf-ui-border) !important;
    box-shadow: 0 8px 22px rgba(15,23,42,.055);
}

.btn-ghost:hover,
a.btn-sm:not(.btn-primary):not(.btn-danger):hover,
button.btn-sm:not(.btn):not(.btn-primary):not(.btn-danger):hover {
    background: var(--nf-ui-soft) !important;
    color: var(--nf-ui-dark) !important;
    border-color: rgba(15,23,42,.18) !important;
}

.btn-danger {
    background: #FFF1F2 !important;
    color: #BE123C !important;
    border-color: rgba(190,18,60,.18) !important;
    box-shadow: 0 8px 22px rgba(190,18,60,.08);
}

.btn-danger:hover {
    background: #FFE4E6 !important;
    color: #9F1239 !important;
    border-color: rgba(190,18,60,.28) !important;
}

.btn-sm,
a.btn-sm,
button.btn-sm:not(.btn) {
    min-height: 36px;
    padding: 8px 12px;
    border-radius: 12px;
    font-size: 12.5px;
}

.btn[disabled],
.btn:disabled,
.btn-submit:disabled,
.send-btn:disabled {
    opacity: .55;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.settings-tabs,
.day-tabs {
    scrollbar-width: none;
}

.settings-tabs::-webkit-scrollbar,
.day-tabs::-webkit-scrollbar {
    display: none;
}

.settings-tab,
.day-tab {
    appearance: none;
    -webkit-appearance: none;
    border-radius: 14px !important;
    border: 1px solid rgba(15,23,42,.10) !important;
    background: rgba(255,255,255,.94) !important;
    color: #6B7280 !important;
    box-shadow: 0 8px 22px rgba(15,23,42,.045);
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease !important;
    -webkit-tap-highlight-color: transparent;
}

.settings-tab:hover,
.day-tab:hover {
    transform: translateY(-1px);
    background: #F7F7F5 !important;
    color: var(--nf-ui-dark) !important;
    border-color: rgba(15,23,42,.16) !important;
    box-shadow: var(--nf-ui-shadow);
}

.settings-tab.is-active,
.day-tab.active {
    background: var(--nf-ui-dark) !important;
    color: #FFFFFF !important;
    border-color: var(--nf-ui-dark) !important;
    box-shadow: 0 12px 26px rgba(15,23,42,.16);
}

.settings-tab.is-active .settings-tab-icon {
    background: rgba(37,99,235,.18) !important;
    color: var(--nf-ui-gold) !important;
}

.add-food-btn {
    appearance: none;
    -webkit-appearance: none;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 7px !important;
    min-height: 36px !important;
    padding: 8px 13px !important;
    border-radius: 12px !important;
    border: 1px solid rgba(37,99,235,.22) !important;
    background: #EFF6FF;
    color: #1D4ED8 !important;
    font-weight: 800 !important;
    box-shadow: 0 8px 18px rgba(37,99,235,.09);
}

.add-food-btn:hover {
    background: #DBEAFE;
    color: #1E40AF !important;
    transform: translateY(-1px);
}

.remove-btn {
    appearance: none;
    -webkit-appearance: none;
    width: 34px !important;
    height: 34px !important;
    min-width: 34px !important;
    padding: 0 !important;
    border-radius: 12px !important;
    border: 1px solid rgba(220,38,38,.12) !important;
    background: #FFFFFF !important;
    color: #B4B4B4 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    font-weight: 900 !important;
    line-height: 1 !important;
    box-shadow: 0 6px 16px rgba(15,23,42,.06);
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease !important;
}

.remove-btn:hover {
    background: #FFF1F2 !important;
    color: #DC2626 !important;
    border-color: rgba(220,38,38,.24) !important;
    transform: translateY(-1px);
}

.star-btn {
    border-radius: 14px !important;
    border: 1px solid rgba(15,23,42,.10) !important;
    background: #FFFFFF !important;
    box-shadow: 0 8px 20px rgba(15,23,42,.06);
}

.star-btn.active {
    background: var(--nf-ui-gold) !important;
    border-color: var(--nf-ui-gold) !important;
    box-shadow: 0 10px 22px rgba(37,99,235,.22);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 34px;
    padding: 7px 12px;
    border-radius: 12px;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.10);
    color: rgba(255,255,255,.82) !important;
    font-weight: 700;
    text-decoration: none;
}

.back-btn:hover {
    background: rgba(255,255,255,.14);
    color: #FFFFFF !important;
}

@media (max-width: 720px) {
    .btn,
    .btn-submit,
    .send-btn,
    .plan-upgrade-btn,
    a.btn-sm,
    button.btn-sm:not(.btn) {
        min-height: 40px;
        padding: 9px 13px;
        border-radius: 13px;
        font-size: 13px;
    }

    .btn-sm,
    a.btn-sm,
    button.btn-sm:not(.btn) {
        min-height: 34px;
        padding: 8px 11px;
        font-size: 12.25px;
    }

    .card-header,
    .header-actions,
    .admin-nav {
        flex-wrap: wrap;
        gap: 8px;
    }

    .day-tabs,
    .settings-tabs {
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x proximity;
        padding-bottom: 8px;
    }

    .day-tab,
    .settings-tab {
        flex: 0 0 auto;
        scroll-snap-align: start;
        min-height: 42px;
    }

    .settings-tab {
        min-width: 138px;
    }
}

@media (max-width: 480px) {
    .btn-submit,
    .send-btn,
    .plan-upgrade-btn {
        width: 100%;
    }

    .btn,
    .btn-sm,
    a.btn-sm,
    .day-tab,
    .settings-tab,
    .remove-btn,
    .star-btn {
        width: auto;
    }

    .settings-tab-copy small {
        display: none !important;
    }
}

/* Orvi premium SVG icons — 2026-04-29 */
.nf-svg-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.18em;
    height: 1.18em;
    color: currentColor;
    vertical-align: -.18em;
    line-height: 1;
    flex: 0 0 auto;
}
.nf-svg-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}
.nf-svg-icon--inline {
    margin-right: .36em;
    color: var(--nf-ui-gold, #2563EB);
}
.card-title,
.header-title,
.page-title,
.card-header,
.btn,
.btn-sm,
.badge,
.stat-label,
.quick-link,
.quick-action {
    gap: 8px;
}
.btn .nf-svg-icon,
.btn-sm .nf-svg-icon,
.card-title .nf-svg-icon,
.header-title .nf-svg-icon,
.page-title .nf-svg-icon {
    color: var(--nf-ui-gold, #2563EB);
}
.btn-primary .nf-svg-icon,
.settings-tab.is-active .nf-svg-icon,
.day-tab.active .nf-svg-icon {
    color: var(--nf-ui-gold, #2563EB);
}
.empty-state-icon .nf-svg-icon {
    width: 30px;
    height: 30px;
    color: var(--nf-ui-gold, #2563EB);
    margin: 0;
}
.quick-link-icon .nf-svg-icon,
.quick-action-icon .nf-svg-icon {
    margin: 0;
    color: inherit;
}


/* ORVI brand polish — 2026-05-02 */
:root {
    --orvi-blue: #2563EB;
    --orvi-blue-hover: #1D4ED8;
    --orvi-navy: #0F172A;
    --orvi-muted: #64748B;
    --orvi-line: #E2E8F0;
    --orvi-bg: #F8FAFC;
    --nf-ui-dark: var(--orvi-navy);
    --nf-ui-gold: var(--orvi-blue);
    --nf-ui-gold-light: #3B82F6;
    --nf-ui-soft: #F8FAFC;
    --nf-ui-border: rgba(15,23,42,.10);
}
html, body, input, button, select, textarea {
    font-family: 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
}
.btn-primary,
.btn-submit,
.send-btn,
button[type="submit"].btn-primary {
    background: linear-gradient(135deg, #0F172A 0%, #1E3A8A 100%) !important;
    border-color: rgba(37,99,235,.35) !important;
    box-shadow: 0 14px 30px rgba(37,99,235,.18) !important;
}
.btn-primary:hover,
.btn-submit:hover,
.send-btn:hover,
button[type="submit"].btn-primary:hover {
    background: linear-gradient(135deg, #1D4ED8 0%, #2563EB 100%) !important;
    color: #FFFFFF !important;
}
.plan-upgrade-btn,
.add-food-btn,
.star-btn.active {
    background: linear-gradient(135deg, #2563EB 0%, #3B82F6 100%) !important;
    color: #FFFFFF !important;
    border-color: rgba(37,99,235,.28) !important;
    box-shadow: 0 12px 28px rgba(37,99,235,.18) !important;
}
.plan-upgrade-btn:hover,
.add-food-btn:hover {
    background: linear-gradient(135deg, #1D4ED8 0%, #2563EB 100%) !important;
    color: #FFFFFF !important;
}
.badge-pro,
.nav-pro-badge {
    background: rgba(37,99,235,.12) !important;
    color: #2563EB !important;
    border-color: rgba(37,99,235,.24) !important;
}
.quick-link,
.quick-action,
.card {
    border-color: rgba(226,232,240,.9) !important;
}