:root {
    color-scheme: light;
    --app-accent: #8a2be2;
    --app-surface: #ffffff;
    --app-border: rgba(138, 43, 226, 0.16);
    --app-ring: 0 0 0 4px rgba(138, 43, 226, 0.14);
    --app-keyboard-offset: 0px;
    --app-safe-top: env(safe-area-inset-top, 0px);
    --app-safe-right: env(safe-area-inset-right, 0px);
    --app-safe-bottom: env(safe-area-inset-bottom, 0px);
    --app-safe-left: env(safe-area-inset-left, 0px);
}

html {
    height: 100%;
    text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    background: #f4f4f4;
    overscroll-behavior-y: auto;
    scroll-behavior: auto;
    scroll-padding-bottom: calc(var(--app-keyboard-offset) + 24px);
    scroll-padding-top: calc(var(--app-safe-top) + 8px);
    -webkit-locale: "en";
}

@supports (height: 100dvh) {
    html { height: 100dvh; }
}

body {
    min-height: 100vh;
    min-height: 100dvh;
    min-height: 100svh;
    padding-bottom: max(16px, var(--app-safe-bottom));
    overscroll-behavior-y: auto;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    image-rendering: -webkit-optimize-contrast;
}

html, body {
    isolation: auto;
}

html.app-keyboard-open,
body.app-keyboard-open {
    min-height: calc(100dvh - var(--app-keyboard-offset));
}

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

.card, .modal-content, .form-box {
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .incentive-amount.bounty-large,
    .feed-item:hover { animation: none !important; }
    * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

a,
button,
label,
img,
[role="button"],
.btn,
.button,
.generic-button,
.media-button,
.circular-send-button {
    -webkit-touch-callout: none;
}

img,
button,
[role="button"],
.btn,
.button,
.generic-button,
.media-button,
.circular-send-button {
    user-select: none;
    -webkit-user-select: none;
    -webkit-user-drag: none;
    user-drag: none;
}

input,
textarea,
select,
[contenteditable="true"],
[contenteditable="plaintext-only"] {
    user-select: text;
    -webkit-user-select: text;
}

button,
select,
input,
textarea {
    font: inherit;
}

button,
a,
label,
summary,
select,
input[type="button"],
input[type="submit"],
input[type="reset"],
input[type="checkbox"],
input[type="radio"] {
    touch-action: manipulation;
}

button,
.btn,
.button,
.generic-button,
.media-button,
.circular-send-button,
a.button,
a.btn {
    min-height: 44px;
    min-width: 44px;
}

input:not([type="checkbox"]):not([type="radio"]):not([type="range"]),
select,
textarea {
    width: 100%;
    max-width: 100%;
    min-height: 48px;
    padding: 0.85rem 0.95rem;
    font-size: 16px;
    line-height: 1.35;
    border-radius: 14px;
    border: 1px solid var(--app-border);
    background: var(--app-surface);
    box-shadow: none;
    appearance: none;
    -webkit-appearance: none;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

select {
    padding-right: 2.9rem;
    background-image: linear-gradient(45deg, transparent 50%, var(--app-accent) 50%), linear-gradient(135deg, var(--app-accent) 50%, transparent 50%);
    background-position: calc(100% - 20px) calc(50% - 3px), calc(100% - 14px) calc(50% - 3px);
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
}

input[type="checkbox"],
input[type="radio"] {
    width: 1.2rem;
    height: 1.2rem;
    accent-color: var(--app-accent);
    vertical-align: middle;
}

input:focus,
textarea:focus,
select:focus,
button:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
    outline: none;
    border-color: rgba(138, 43, 226, 0.42);
    box-shadow: var(--app-ring);
}

form,
.form-box,
.container,
.modal,
.modal-content,
.offcanvas,
.card,
.request-card,
.offer-card,
.feed-item {
    min-width: 0;
}

form,
.form-box,
.container {
    scroll-margin-bottom: calc(var(--app-keyboard-offset) + 24px);
}

input::placeholder,
textarea::placeholder {
    color: rgba(51, 51, 51, 0.58);
    opacity: 1;
}

@media (max-width: 768px) {
    body {
        padding-left: max(12px, var(--app-safe-left));
        padding-right: max(12px, var(--app-safe-right));
        background: #f7f7fb;
    }

    .container,
    .form-box {
        width: 100%;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
        padding: 18px !important;
        border-radius: 16px !important;
        margin-top: max(14px, calc(var(--app-safe-top) + 10px)) !important;
        margin-bottom: max(20px, calc(var(--app-safe-bottom) + 8px)) !important;
    }

    .navbar,
    .header,
    .topbar,
    #mainNavbar {
        padding-top: max(10px, var(--app-safe-top));
    }

    .feed-item {
        border-radius: 16px;
        margin-bottom: 18px;
    }

    .feed-item .feed-item-card-body {
        padding: 14px 16px 16px 16px;
    }

    .feed-item h3 {
        font-size: 1.2em;
        margin-top: 12px;
        margin-bottom: 10px;
        letter-spacing: -0.01em;
    }

    .incentive-banner {
        padding: 12px 16px;
        gap: 10px;
    }

    .incentive-banner-label {
        font-size: 0.65em;
        letter-spacing: 0.09em;
    }

    .incentive-amount {
        font-size: 1.55em;
        letter-spacing: -0.02em;
    }

    .incentive-banner-chip {
        padding: 5px 10px;
        font-size: 0.7em;
    }

    .incentive-banner .incentive-banner-chip i {
        font-size: 0.9em;
    }

    .notification-dropdown {
        right: 0 !important;
        left: auto !important;
        width: 380px !important;
        max-width: calc(100vw - 24px) !important;
        max-height: 60dvh !important;
    }
}

@media (max-width: 420px) {
    .incentive-banner {
        flex-direction: row;
        align-items: center;
    }
    .incentive-amount {
        font-size: 1.4em;
    }
    .incentive-banner-chip {
        padding: 4px 8px;
        font-size: 0.65em;
    }
    .container, .form-box { padding: 14px !important; }
}

@media (max-width: 360px) {
    body { padding-left: max(10px, var(--app-safe-left)); padding-right: max(10px, var(--app-safe-right)); }
    .feed-item .feed-item-card-body { padding: 12px 14px 14px 14px; }
}

@media (min-width: 600px) and (max-width: 1024px) and (orientation: landscape) {
    body { padding-left: max(14px, var(--app-safe-left)); padding-right: max(14px, var(--app-safe-right)); }
    .navbar, .header, #mainNavbar { padding-top: max(8px, var(--app-safe-top)); }
}

.visually-hidden, .sr-only {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

img { max-width: 100%; height: auto; display: block; }
svg, video, iframe, object, embed { max-width: 100%; }

a, button, .make-offer-btn, .join-group-btn {
    transition: transform 0.18s cubic-bezier(0.2, 0, 0.2, 1);
}
.make-offer-btn, .join-group-btn {
    -webkit-appearance: none;
    appearance: none;
}
.make-offer-btn:active, .join-group-btn:active, button:active, a.btn:active {
    transform: scale(0.97);
}

#requests-feed, .feed-list {
    scroll-snap-type: none;
    -webkit-overflow-scrolling: touch;
}
.feed-item {
    scroll-snap-align: none;
    margin-bottom: 20px;
    box-shadow: 0 6px 24px rgba(0,0,0,0.10);
    border: 1px solid rgba(0,0,0,0.04);
}
#requests-feed {
    min-height: 60vh;
    padding-bottom: 40px;
}
.make-offer-btn,
.join-group-btn {
    box-shadow: 0 4px 14px rgba(40, 167, 69, 0.25) !important;
    font-weight: 800 !important;
    letter-spacing: 0.01em;
}
.join-group-btn {
    box-shadow: 0 4px 14px rgba(255, 105, 180, 0.25) !important;
}

@keyframes bountyPulse {
    0%, 100% { transform: scale(1); opacity: 1; text-shadow: 0 1px 2px rgba(0,0,0,0.15); }
    50% { transform: scale(1.02); opacity: 0.96; text-shadow: 0 2px 10px rgba(255,255,255,0.45); }
}

@keyframes fadeInScale {
    from { opacity: 0; transform: translateY(16px) scale(0.995); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .header {
        padding: 8px 12px !important;
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 8px !important;
        padding-top: max(8px, var(--app-safe-top)) !important;
    }
    .header-left-content {
        flex-direction: row !important;
        align-items: center !important;
        gap: 10px !important;
        width: 100% !important;
    }
    .header .logo img {
        height: 36px !important;
    }
    .user-greeting-and-tagline {
        margin-top: 0 !important;
        gap: 0 !important;
        flex: 1 !important;
        min-width: 0 !important;
    }
    .header .user-info {
        font-size: 0.85em !important;
    }
    .header .user-info span {
        font-size: 0.95em !important;
    }
    .header .header-tagline {
        font-size: 0.72em !important;
        line-height: 1.2 !important;
        white-space: normal !important;
    }
    .nav-links {
        margin-left: 0 !important;
        gap: 6px !important;
        flex-wrap: wrap !important;
        justify-content: flex-start !important;
        width: 100% !important;
    }
    .nav-links a {
        padding: 6px 10px !important;
        font-size: 0.75em !important;
        border-radius: 10px !important;
    }
    .nav-links .ask-anything-btn {
        padding: 6px 10px !important;
        font-size: 0.75em !important;
    }
    .nav-links .ask-anything-btn i {
        font-size: 1.2em !important;
    }
    .nav-links .contract-link,
    .nav-links .notification-bell {
        padding: 6px 8px !important;
        font-size: 0.95em !important;
        margin-right: 12px !important;
    }
    .notification-badge {
        top: 50% !important;
        right: -12px !important;
        transform: translateY(-50%) !important;
        min-width: 15px !important;
        height: 15px !important;
        font-size: 0.55em !important;
    }
    #vicinity-notice-card {
        top: auto !important;
        position: relative !important;
        left: auto !important;
        transform: none !important;
        width: 100% !important;
        z-index: 5 !important;
        margin-bottom: 6px !important;
    }
    .container {
        margin-top: 0 !important;
    }
    .map-modal,
    .free-offer-modal {
        padding: 10px !important;
    }
    .map-modal-content,
    .free-offer-modal-content,
    .request-details-modal-content {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 18px 14px !important;
        max-height: calc(100dvh - 16px) !important;
        border-radius: 14px !important;
    }
    .map-modal-content h4 {
        font-size: 1.25em !important;
        margin-bottom: 12px !important;
    }
    #map,
    #requestMap {
        height: 260px !important;
    }
    .button,
    .btn,
    .btn-allow,
    .btn-danger,
    .btn-retry,
    .btn-secondary {
        min-height: 46px !important;
        padding: 10px 16px !important;
        font-size: 0.95em !important;
    }
    #mediaModal > div {
        width: 95% !important;
        max-width: 100% !important;
        padding: 18px 14px !important;
        margin: 10px !important;
    }
    .incentive-banner {
        padding: 10px 12px !important;
        gap: 8px !important;
        flex-wrap: wrap !important;
    }
    .incentive-amount {
        font-size: 1.2em !important;
    }
    .feed-item h3 {
        font-size: 1.05em !important;
        margin-top: 10px !important;
        margin-bottom: 8px !important;
    }
}

@media (max-width: 420px) {
    .header-left-content {
        gap: 8px !important;
    }
    .header .logo img {
        height: 30px !important;
    }
    .header .header-tagline {
        font-size: 0.65em !important;
    }
    .nav-links {
        gap: 5px !important;
    }
    .nav-links a {
        padding: 5px 8px !important;
        font-size: 0.7em !important;
    }
    .nav-links .ask-anything-btn {
        padding: 5px 8px !important;
        font-size: 0.7em !important;
        gap: 5px !important;
    }
    .nav-links .ask-anything-btn i {
        font-size: 1.1em !important;
    }
    .feed-item-card-body {
        padding: 12px !important;
    }
    .feed-item p {
        font-size: 0.9em !important;
        line-height: 1.5 !important;
    }
    .feed-item .meta {
        gap: 8px !important;
        font-size: 0.78em !important;
        padding-top: 10px !important;
        margin-top: 10px !important;
    }
    .request-type-badge {
        font-size: 0.62em !important;
        padding: 4px 8px !important;
    }
}

/* === Auth screens (register / signup / login) — shared app-wide defaults === */
label.field-label,
.form-box label.field-label,
.auth-wrap label.field-label {
    display: block;
    margin: 0 0 0.45rem 0;
    font-size: 0.95rem;
    color: #374151;
    font-weight: 600;
    line-height: 1.3;
}
.field-row { margin-bottom: 1rem; }
.hint,
.form-box .hint,
.auth-wrap .hint,
.auth-wrap .dob-hint {
    font-size: 0.82rem;
    color: #6b7280;
    margin-top: 0.4rem;
    line-height: 1.45;
}
.hint-reassuring,
.form-box .hint-reassuring,
.auth-wrap .hint-reassuring {
    background: #f5f3ff;
    color: #5b21b6;
    padding: 0.6rem 0.8rem;
    border-radius: 10px;
    border-left: 3px solid #8A2BE2;
    font-size: 0.82rem;
    line-height: 1.5;
    margin-top: 0.5rem;
    font-weight: 500;
}
.checkbox-group,
.signup-checkbox-group,
.form-box .checkbox-group,
.auth-wrap .signup-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 1.2rem 0 0.8rem 0;
    padding: 0.75rem 0.9rem;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
}
.checkbox-group input[type="checkbox"],
.signup-checkbox-group input[type="checkbox"] {
    width: 1.15rem;
    height: 1.15rem;
    margin: 0.15rem 0 0 0;
    flex-shrink: 0;
    accent-color: #8A2BE2;
}
.checkbox-group label,
.signup-checkbox-group label {
    margin: 0;
    font-weight: 500;
    font-size: 0.88rem;
    color: #374151;
    line-height: 1.5;
}
.signup-link,
.footer-note,
.form-box .signup-link,
.form-box .footer-note {
    margin-top: 1.2rem;
    font-size: 0.92rem;
    text-align: center;
    color: #4b5563;
    line-height: 1.5;
}
.signup-link a,
.footer-note a {
    color: #8A2BE2;
    text-decoration: none;
    font-weight: 600;
}
.signup-link a:hover,
.footer-note a:hover {
    text-decoration: underline;
}
img.auth-logo,
.auth-wrap img.auth-logo {
    height: 58px;
    width: auto;
    max-width: 100%;
    display: block;
    margin: 0 auto 0.5rem auto;
}
h2.auth-title {
    margin: 0 0 0.5rem 0;
    font-size: 1.75rem;
    color: #111827;
    letter-spacing: -0.02em;
    font-weight: 700;
    line-height: 1.2;
}
p.auth-subtitle {
    margin: 0 0 1.25rem 0;
    font-size: 0.95rem;
    color: #6b7280;
    line-height: 1.45;
}
.auth-wrap {
    width: 100%;
    max-width: 460px;
    margin: 0 auto;
    padding: 0.25rem 0 0.5rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
}
body.auth-body {
    min-height: 100dvh;
    padding-top: max(1.25rem, env(safe-area-inset-top));
    padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
    padding-left: 1rem;
    padding-right: 1rem;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    scroll-padding-bottom: calc(var(--app-keyboard-offset, 0px) + 32px);
    box-sizing: border-box;
}
@media (max-width: 420px) {
    body.auth-body { padding-left: 0.75rem; padding-right: 0.75rem; }
    img.auth-logo, .auth-wrap img.auth-logo { height: 48px; }
    h2.auth-title { font-size: 1.55rem; }
    p.auth-subtitle { font-size: 0.88rem; margin-bottom: 1rem; }
    .checkbox-group, .signup-checkbox-group { padding: 0.65rem 0.7rem; }
    .checkbox-group label, .signup-checkbox-group label { font-size: 0.84rem; }
    .field-row { margin-bottom: 0.85rem; }
}
@media (max-height: 700px) {
    body.auth-body { padding-top: 0.85rem; }
    h2.auth-title { margin-bottom: 0.35rem; }
    p.auth-subtitle { margin-bottom: 0.85rem; font-size: 0.85rem; }
    img.auth-logo { height: 46px; margin-bottom: 0.25rem; }
    .field-row { margin-bottom: 0.75rem; }
}
@media (max-width: 768px) {
    body.auth-body {
        padding-left: max(0.75rem, var(--app-safe-left));
        padding-right: max(0.75rem, var(--app-safe-right));
    }
    .auth-wrap .form-box,
    .auth-wrap .signup-container,
    .form-box.auth-form {
        padding: 1.25rem 1.05rem 1.4rem 1.05rem !important;
        border-radius: 15px !important;
        margin-top: max(10px, calc(var(--app-safe-top) + 6px)) !important;
        margin-bottom: max(18px, calc(var(--app-safe-bottom) + 6px)) !important;
    }
}
.cf-turnstile {
    display: flex;
    justify-content: center;
    overflow: hidden;
    border-radius: 10px;
}
.extra-hint {
    font-size: 0.8rem;
    color: #888;
    line-height: 1.45;
}