.btup-app {
    --btup-surface: color-mix(in srgb, var(--btup-form-bg, #fffdf8) 94%, #ffffff);
    --btup-surface-strong: #fff8ed;
    --btup-border: rgba(114, 82, 38, 0.14);
    --btup-shadow: 0 18px 40px rgba(88, 57, 21, 0.12);
    --btup-shadow-soft: 0 10px 24px rgba(88, 57, 21, 0.08);
    --btup-text: var(--btup-form-text, #25313a);
    --btup-text-soft: var(--btup-form-text, #25313a);
    --btup-accent: var(--btup-button-bg, #9a5f1a);
    --btup-accent-strong: color-mix(in srgb, var(--btup-button-bg, #9a5f1a) 84%, #241303);
    --btup-accent-soft: color-mix(in srgb, var(--btup-button-bg, #9a5f1a) 16%, #fff5e7);
    --btup-success: #196348;
    --btup-success-soft: #e5f7ee;
    --btup-error: #8f2230;
    --btup-error-soft: #ffe9ed;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 18px;
    border: none;
    border-radius: 0;
    background: var(--btup-form-bg, #fffdf8);
    color: var(--btup-form-text, #25313a);
    position: relative;
    overflow: hidden;
    animation: btup-fade-up 0.45s ease-out;
    box-sizing: border-box;
}

.btup-app,
.btup-app h1,
.btup-app h2,
.btup-app h3,
.btup-app h4,
.btup-app h5,
.btup-app h6,
.btup-app p,
.btup-app label,
.btup-app span,
.btup-app a,
.btup-app button,
.btup-app input {
    color: inherit;
}

.btup-app .btup-hero,
.btup-app .btup-hero h3,
.btup-app .btup-kicker,
.btup-app .btup-subtitle,
.btup-app .btup-topup-header h4,
.btup-app .btup-topup-header p,
.btup-app .btup-balance-label,
.btup-app .btup-balance-amount,
.btup-app #btup-balance-amount,
.btup-app .btup-meta,
.btup-app .btup-meta span,
.btup-app .btup-field label,
.btup-app .btup-hint,
.btup-app .btup-inline-status,
.btup-app .btup-summary,
.btup-app .btup-summary__label,
.btup-app .btup-summary__amount,
.btup-app .btup-trust-note,
.btup-app .btup-logout-link,
.btup-app .btup-logout-link a,
.btup-app .btup-preset {
    color: var(--btup-form-text, #25313a) !important;
}

.btup-shell {
    gap: 16px;
}

.btup-shell--login {
    display: grid;
    gap: 18px;
}

.btup-shell--dashboard {
    display: grid;
}

.btup-shell--orders {
    display: flex;
    flex-direction: column;
}

.btup-hero {
    display: grid;
    gap: 8px;
}

.btup-hero--compact {
    margin-bottom: 4px;
}

.btup-kicker {
    margin: 0;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--btup-text);
}

.btup-hero h3,
.btup-topup-header h4 {
    margin: 0;
    font-size: clamp(1.6rem, 4vw, 2rem);
    line-height: 1.08;
    color: var(--btup-text);
}

.btup-subtitle,
.btup-topup-header p {
    margin: 0;
    color: var(--btup-text);
    font-size: 0.98rem;
    line-height: 1.45;
}

.btup-card {
    padding: 18px;
    border: 1px solid rgba(114, 82, 38, 0.12);
    border-radius: 22px;
    background: var(--btup-surface);
    box-shadow: var(--btup-shadow-soft);
    animation: btup-fade-up 0.55s ease-out;
}

.btup-form {
    margin: 0;
}

.btup-field {
    margin-bottom: 14px;
}

.btup-field label {
    display: block;
    margin-bottom: 7px;
    font-size: 0.77rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--btup-text);
}

.btup-field input {
    width: 100%;
    min-height: 54px;
    padding: 14px 16px;
    border: 1px solid rgba(114, 82, 38, 0.16);
    border-radius: 16px;
    background: #fffefb;
    color: var(--btup-text);
    font-size: 1rem;
    box-sizing: border-box;
    transition: border-color 0.22s ease, box-shadow 0.22s ease, transform 0.22s ease;
}

.btup-field input:focus {
    outline: none;
    border-color: color-mix(in srgb, var(--btup-accent) 52%, white);
    box-shadow: 0 0 0 4px rgba(154, 95, 26, 0.12);
    transform: translateY(-1px);
}

.btup-message {
    display: none;
    margin-bottom: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 0.95rem;
    line-height: 1.45;
    border: 1px solid transparent;
    animation: btup-fade-up 0.25s ease-out;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
}

.btup-message--visible {
    display: flex;
}

.btup-message--error {
    background: var(--btup-error-soft);
    color: var(--btup-error);
    border-color: rgba(143, 34, 48, 0.12);
}

.btup-message--success {
    background: var(--btup-success-soft);
    color: var(--btup-success);
    border-color: rgba(25, 99, 72, 0.12);
}

.btup-message__body {
    flex: 1 1 auto;
}

.btup-message__dismiss {
    flex: 0 0 auto;
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid currentColor;
    border-radius: 999px;
    background: transparent;
    color: inherit;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.btup-message__dismiss[hidden] {
    display: none !important;
}

.btup-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
}

.btup-meta span {
    display: inline-flex;
    align-items: center;
    max-width: 100%;
    padding: 8px 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--btup-form-text, #25313a) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--btup-form-text, #25313a) 18%, transparent);
    color: var(--btup-text);
    font-size: 0.84rem;
    line-height: 1.35;
    overflow-wrap: anywhere;
    word-break: break-word;
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

.btup-meta-chip {
    gap: 6px;
}

.btup-meta-chip__label {
    flex: 0 0 auto;
}

.btup-meta-chip__value {
    color: inherit !important;
    text-decoration: none !important;
    border-bottom: none !important;
    box-shadow: none !important;
    overflow-wrap: anywhere;
    word-break: break-word;
    -webkit-text-fill-color: currentColor;
}

.btup-meta-chip__value:hover,
.btup-meta-chip__value:focus,
.btup-meta-chip__value:active,
.btup-meta-chip__value:visited {
    color: inherit !important;
    text-decoration: none !important;
    border-bottom: none !important;
    box-shadow: none !important;
    -webkit-text-fill-color: currentColor;
}

.btup-balance-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
}

.btup-balance-copy {
    display: grid;
    gap: 6px;
    min-width: 0;
}

.btup-balance-label {
    font-size: 0.92rem;
    color: var(--btup-text);
}

.btup-balance-amount,
#btup-balance-amount {
    font-size: clamp(2rem, 8vw, 3.1rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.04em;
    color: var(--btup-text);
}

.btup-balance-form {
    margin: 0;
    justify-self: end;
}

.btup-balance-form .btup-button {
    min-width: 112px;
}

.btup-topup-panel {
    display: grid;
    gap: 18px;
}

.btup-topup-header {
    display: grid;
    gap: 6px;
}

.btup-topup-amount {
    margin-bottom: 0;
}

.btup-presets {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 12px;
}

.btup-preset {
    min-height: 62px;
    padding: 14px 12px;
    border: 1px solid color-mix(in srgb, var(--btup-form-text, #25313a) 18%, transparent);
    border-radius: 18px;
    background: color-mix(in srgb, var(--btup-form-text, #25313a) 8%, transparent);
    color: var(--btup-text);
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.btup-preset:hover,
.btup-preset:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(154, 95, 26, 0.12);
    border-color: color-mix(in srgb, var(--btup-form-text, #25313a) 28%, transparent);
    background: color-mix(in srgb, var(--btup-form-text, #25313a) 14%, transparent);
}

.btup-preset--active {
    background: linear-gradient(180deg, var(--btup-accent) 0%, color-mix(in srgb, var(--btup-accent) 76%, #5a3404) 100%);
    border-color: transparent;
    color: var(--btup-button-text, #fff);
    box-shadow: 0 12px 28px rgba(154, 95, 26, 0.18);
}

.btup-amount-input {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px 10px 16px;
    max-width: 100%;
    border: 1px solid rgba(114, 82, 38, 0.16);
    border-radius: 18px;
    background: #fffefb;
    transition: border-color 0.22s ease, box-shadow 0.22s ease, transform 0.22s ease;
}

.btup-amount-input:focus-within {
    border-color: color-mix(in srgb, var(--btup-accent) 52%, white);
    box-shadow: 0 0 0 4px rgba(154, 95, 26, 0.12);
    transform: translateY(-1px);
}

.btup-amount-input__currency {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--btup-text);
}

.btup-amount-input input {
    min-height: auto;
    padding: 6px 0;
    border: none;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    max-width: none;
    font-size: 1.15rem;
    font-weight: 700;
    color: #111111;
}

.btup-amount-input input:focus {
    transform: none;
    box-shadow: none;
}

.btup-hint,
.btup-inline-status,
.btup-trust-note {
    margin: 8px 0 0;
    font-size: 0.88rem;
    line-height: 1.45;
    color: var(--btup-text);
}

.btup-inline-status {
    min-height: 1.45em;
    margin-bottom: 14px;
    font-size: 1rem;
    font-weight: 600;
    transition: color 0.2s ease;
}

.btup-inline-status.is-error {
    color: var(--btup-error);
}

.btup-inline-status.is-success {
    color: var(--btup-success);
}

.btup-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding: 14px 16px;
    border-radius: 18px;
    background: var(--btup-accent-soft);
    border: 1px solid rgba(154, 95, 26, 0.12);
    color: #111111 !important;
}

.btup-app .btup-summary__label {
    color: #111111 !important;
    font-size: 0.92rem;
}

.btup-app .btup-summary__amount {
    font-size: 1.35rem;
    font-weight: 800;
    color: #111111 !important;
}

.btup-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 54px;
    padding: 12px 18px;
    border: 1px solid transparent;
    border-radius: 16px;
    cursor: pointer;
    font-size: 0.98rem;
    font-weight: 800;
    letter-spacing: 0.01em;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.btup-button--block {
    width: 100%;
}

.btup-button--primary,
.btup-button {
    background: linear-gradient(180deg, var(--btup-button-bg, #9a5f1a) 0%, color-mix(in srgb, var(--btup-button-bg, #9a5f1a) 78%, #4b2900) 100%);
    color: var(--btup-button-text, #fff);
    box-shadow: 0 12px 24px rgba(154, 95, 26, 0.18);
}

.btup-app .btup-button--primary,
.btup-app .btup-button--primary .btup-button__label,
.btup-app .btup-button--primary .btup-button__spinner {
    color: var(--btup-button-text, #fff) !important;
}

.btup-button--secondary {
    background: rgba(255, 255, 255, 0.84);
    color: var(--btup-form-text, #25313a);
    border-color: rgba(114, 82, 38, 0.14);
    box-shadow: none;
}

.btup-button:hover,
.btup-button:focus {
    transform: translateY(-1px);
}

.btup-button--primary:hover,
.btup-button:hover {
    background: linear-gradient(180deg, var(--btup-button-hover-bg, #7c4b13) 0%, color-mix(in srgb, var(--btup-button-hover-bg, #7c4b13) 74%, #422100) 100%);
    color: var(--btup-button-hover-text, #fff);
}

.btup-button--secondary:hover {
    background: #fffaf2;
    color: var(--btup-form-text, #25313a);
}

.btup-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btup-button__spinner {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.45);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: btup-spin 0.8s linear infinite;
}

.btup-button--loading .btup-button__spinner {
    display: inline-block;
}

.btup-email-request {
    margin-top: 0;
}

.btup-orders-link-card {
    display: grid;
    gap: 8px;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.btup-orders-link-card__copy,
.btup-orders-link-card__title {
    margin: 0;
}

.btup-orders-link-card:hover,
.btup-orders-link-card:focus {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(88, 57, 21, 0.12);
    border-color: color-mix(in srgb, var(--btup-form-text, #25313a) 24%, transparent);
    background: color-mix(in srgb, var(--btup-form-text, #25313a) 8%, var(--btup-surface));
}

.btup-orders-link-card__title {
    font-size: clamp(1rem, 2.2vw, 1.15rem);
    line-height: 1.2;
    font-weight: 700;
}

.btup-orders-link-card__copy {
    font-size: 0.9rem;
    line-height: 1.5;
    opacity: 0.82;
}

.btup-orders-card {
    display: grid;
    gap: 16px;
}

.btup-orders-list {
    display: grid;
    gap: 12px;
}

.btup-order-row {
    display: grid;
    gap: 14px;
    padding: 16px;
    border: 1px solid color-mix(in srgb, var(--btup-form-text, #25313a) 16%, transparent);
    border-radius: 18px;
    background: color-mix(in srgb, var(--btup-form-text, #25313a) 6%, transparent);
}

.btup-order-row__top,
.btup-order-row__details {
    display: grid;
    gap: 12px;
}

.btup-order-row__label,
.btup-orders-empty {
    margin: 0;
    font-size: 0.82rem;
    line-height: 1.4;
}

.btup-subpage-link {
    margin: 0 0 14px;
    font-size: 0.96rem;
    font-weight: 700;
}

.btup-subpage-link a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--btup-form-text, #25313a);
    text-decoration: underline;
    text-underline-offset: 0.16em;
}

.btup-subpage-link__icon {
    font-size: 1.1em;
    line-height: 1;
}

.btup-subpage-link a:hover {
    opacity: 0.85;
}

.btup-order-row__label {
    opacity: 0.82;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}

.btup-order-row__value {
    margin: 4px 0 0;
    font-size: 1rem;
    line-height: 1.4;
    font-weight: 700;
}

.btup-order-row__status {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    min-height: 32px;
    padding: 6px 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--btup-form-text, #25313a) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--btup-form-text, #25313a) 18%, transparent);
    font-size: 0.82rem;
    line-height: 1;
    font-weight: 800;
}

.btup-order-row__status.status-completed,
.btup-order-row__status.status-processing {
    background: rgba(25, 99, 72, 0.14);
    border-color: rgba(25, 99, 72, 0.22);
}

.btup-order-row__status.status-failed,
.btup-order-row__status.status-cancelled,
.btup-order-row__status.status-refunded {
    background: rgba(143, 34, 48, 0.14);
    border-color: rgba(143, 34, 48, 0.22);
}

.btup-order-row__status.status-on-hold,
.btup-order-row__status.status-pending {
    background: rgba(228, 158, 0, 0.18);
    border-color: rgba(228, 158, 0, 0.26);
}

.btup-actions {
    display: grid;
    gap: 10px;
    margin-top: 4px;
}

.btup-logout-link {
    margin: 0;
    text-align: center;
    font-size: 0.9rem;
}

.btup-logout-link a {
    color: var(--btup-text);
}

.btup-logout-link a:hover {
    color: var(--btup-text);
    opacity: 0.85;
}

@media (max-width: 699px) {
    .btup-hero h3,
    .btup-topup-header h4 {
        line-height: 1.3;
    }

    .btup-shell--dashboard {
        grid-template-areas:
            "hero"
            "balance"
            "topup"
            "orders"
            "actions";
    }

    .btup-hero--compact {
        grid-area: hero;
    }

    .btup-balance-card {
        grid-area: balance;
        grid-template-columns: minmax(0, 1fr) auto;
        column-gap: 12px;
    }

    .btup-topup-panel,
    .btup-email-request {
        grid-area: topup;
    }

    .btup-orders-link-card {
        grid-area: orders;
    }

    .btup-actions {
        grid-area: actions;
    }

    .btup-balance-amount,
    #btup-balance-amount {
        font-size: clamp(1.75rem, 10vw, 2.45rem);
    }

    .btup-balance-form .btup-button {
        min-width: 96px;
        min-height: 48px;
        padding: 10px 14px;
    }
}

@media (min-width: 700px) {
    .btup-app {
        padding: 48px;
    }

    .btup-shell--dashboard {
        grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
        grid-template-areas:
            "hero hero"
            "balance orders"
            "topup topup"
            "actions actions";
        align-items: stretch;
    }

    .btup-balance-card {
        grid-area: balance;
        column-gap: 16px;
    }

    .btup-topup-panel,
    .btup-email-request {
        grid-area: topup;
    }

    .btup-orders-link-card {
        grid-area: orders;
    }

    .btup-balance-form .btup-button {
        min-width: 132px;
    }

    .btup-actions {
        grid-area: actions;
        grid-template-columns: auto 1fr;
        align-items: center;
    }

    .btup-order-row__top {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: start;
    }

    .btup-order-row__details {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .btup-logout-link {
        text-align: left;
    }
}

@keyframes btup-spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes btup-fade-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}