:root {
    /* Refined Color Palette */
    --bg: #fafbfa;
    --ink: #0f1412;
    --ink-soft: #535b57;
    --ink-faint: #8a938e;
    --line: #e2e8e5;
    --line-soft: #edf2f0;
    
    /* Vibrant Premium Emerald Green */
    --accent: #116b53;
    --accent-hover: #0b4e3c;
    --accent-soft: #eef7f4;
    
    --danger: #d9383a;
    --surface: #ffffff;
    --surface-2: #f3f6f4;
    --dark: #0a110e;
    
    /* Modern, High-Legibility Native Font Stack */
    --body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--body);
    -webkit-font-smoothing: antialiased;
    letter-spacing: -0.01em;
}

a {
    color: inherit;
    transition: color 0.2s ease;
}

/* --- Header & Navigation --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(250, 251, 250, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
}

.top-nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 21px;
    text-decoration: none;
    color: var(--ink);
}

.bookpn-site-mark {
    display: block;
    width: 28px;
    height: 28px;
    flex: 0 0 auto;
    object-fit: contain;
}

.foot-logo .bookpn-site-mark {
    width: 24px;
    height: 24px;
}

.logo-mark {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--accent);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 800;
}

.nav-links {
    display: flex;
    gap: 32px;
    color: var(--ink-soft);
    font-size: 14.5px;
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--accent);
}

.nav-links a,
.nav-actions a {
    text-decoration: none;
}

.nav-actions {
    display: flex;
    gap: 14px;
    align-items: center;
}

/* --- Premium Interactive Buttons --- */
.btn,
.submit-btn {
    border: 0;
    border-radius: 10px;
    padding: 12px 22px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-dark,
.submit-btn {
    background: var(--ink);
    color: #ffffff;
}

.btn-dark:hover,
.submit-btn:hover {
    background: #1d2522;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* Accent override case if a form submit calls for it */
.submit-btn.btn-accent {
    background: var(--accent);
    box-shadow: 0 4px 12px rgba(17, 107, 83, 0.15);
}
.submit-btn.btn-accent:hover {
    background: var(--accent-hover);
    box-shadow: 0 6px 16px rgba(17, 107, 83, 0.25);
}

.btn-text {
    color: var(--ink-soft);
    background: transparent;
    padding-left: 8px;
    padding-right: 8px;
}

.btn-text:hover {
    color: var(--ink);
}

/* --- Authentication Pages & Shell Layouts --- */
.auth-page {
    min-height: calc(100vh - 72px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 80px 24px;
    background: radial-gradient(100% 100% at 50% 0%, #f4f7f5 0%, var(--bg) 100%);
}

.auth-card {
    width: 100%;
    max-width: 680px;
    background: var(--surface);
    border: 1px solid var(--line-soft);
    border-radius: 24px;
    padding: 48px;
    box-shadow: 0 30px 60px -20px rgba(15, 20, 18, 0.1), 0 0 1px rgba(0, 0, 0, 0.05);
}

.auth-card.wide {
    max-width: 1020px;
}

.signup-shell {
    min-height: calc(100vh - 72px);
    display: grid;
    grid-template-columns: minmax(360px, 540px) minmax(320px, 460px);
    justify-content: center;
    align-items: flex-start;
    gap: 64px;
    padding: 80px 24px;
    background: radial-gradient(100% 100% at 50% 0%, #f4f7f5 0%, var(--bg) 100%);
}

.login-shell {
    min-height: 100vh;
    min-height: 100dvh;
}

.forgot-password-shell
    .signup-panel
    > .small-note {
    margin-bottom: 16px;
}

.signup-panel {
    background: var(--surface);
    border: 1px solid var(--line-soft);
    border-radius: 24px;
    padding: 48px;
    box-shadow: 0 30px 60px -20px rgba(15, 20, 18, 0.1), 0 0 1px rgba(0, 0, 0, 0.05);
}

.signup-logo {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 26px;
    margin-bottom: 24px;
    color: var(--accent);
    letter-spacing: -0.03em;
}

.signup-logo .logo-mark {
    background: var(--accent);
    color: #ffffff;
}

.auth-intro h1,
.signup-panel h1 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.04em;
    margin-bottom: 16px;
}

.signup-panel h1 {
    text-align: center;
    margin-bottom: 32px;
}

.auth-intro p {
    color: var(--ink-soft);
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 32px;
}

.eyebrow {
    display: inline-block;
    background: var(--accent-soft);
    color: var(--accent);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

/* --- Clean Modern Forms --- */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-section {
    display: grid;
    gap: 16px;
    align-content: start;
}

.form-section.full,
.form-actions.full {
    grid-column: 1 / -1;
}

.stack-form {
    display: grid;
    gap: 20px;
}

[data-wallet-field][hidden] {
    display: none;
}

.turnstile-field {
    display: contents;
}

.turnstile-field .cf-turnstile {
    width: 100%;
    min-width: 0;
    justify-self: center;
}

.submit-btn[data-turnstile-submit]:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    transform: none;
    box-shadow: none;
}

.form-section h2,
.next-steps h2 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 4px;
}

label {
    display: grid;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--ink);
}

input,
select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 15px;
    color: var(--ink);
    background: var(--surface);
    transition: all 0.2s ease;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

input::placeholder {
    color: var(--ink-faint);
}

/* Custom Styled Option Cards */
.option-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.option-grid.two {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 4px;
}

.option-card {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 18px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    cursor: pointer;
    font-weight: normal;
    background: var(--surface);
    transition: all 0.2s ease;
}

.option-card:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.option-card input[type="radio"],
.option-card input[type="checkbox"] {
    width: auto;
    margin-top: 3px;
    accent-color: var(--accent);
}

.option-card strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 4px;
}

.option-card small {
    display: block;
    color: var(--ink-soft);
    font-size: 13px;
    line-height: 1.4;
}

.check-line {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--ink-soft);
    font-weight: 500;
    font-size: 14px;
    line-height: 1.5;
    cursor: pointer;
}

.check-line input[type="checkbox"] {
    width: auto;
    margin-top: 3px;
    accent-color: var(--accent);
}

.form-actions {
    display: grid;
    gap: 14px;
}

/* --- Context Boxes (Alerts, Verify, Steps) --- */
.alert {
    padding: 14px 18px;
    border-radius: 12px;
    margin-bottom: 24px;
    font-size: 14.5px;
    font-weight: 500;
    line-height: 1.5;
}

.alert.error {
    background: #fff5f5;
    color: var(--danger);
    border: 1px solid rgba(217, 56, 58, 0.15);
}

.verify-box {
    background: var(--surface-2);
    border: 1px solid var(--line-soft);
    border-radius: 14px;
    padding: 20px;
    display: grid;
    gap: 10px;
    margin-bottom: 24px;
    font-size: 14.5px;
    line-height: 1.5;
}

.verify-box p {
    margin: 0;
}

.next-steps {
    margin-top: 32px;
    padding-top: 28px;
    border-top: 1px solid var(--line-soft);
}

.next-steps h2 {
    margin-bottom: 12px;
}

.next-steps ol {
    color: var(--ink-soft);
    font-size: 15px;
    line-height: 1.8;
    padding-left: 20px;
}

/* --- Sticky Order Summary Block --- */
.order-summary {
    background: linear-gradient(180deg, var(--accent-soft) 0%, rgba(238,247,244,0.3) 100%);
    border: 1px solid var(--line-soft);
    border-radius: 24px;
    padding: 40px;
    position: sticky;
    top: 104px;
}

.summary-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 32px;
}

.summary-top h2 {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 6px;
}

.summary-top p {
    color: var(--accent);
    font-size: 13.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin: 0;
}

.summary-top strong {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.summary-card {
    background: var(--surface);
    border: 1px solid var(--line-soft);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 25px -10px rgba(15, 20, 18, 0.05);
}

.summary-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

.summary-line {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 0;
    border-bottom: 1px solid var(--line-soft);
    font-size: 14.5px;
}

.summary-line:last-child {
    border-bottom: none;
}

.summary-line span {
    color: var(--ink-soft);
    font-weight: 500;
}

.summary-line strong {
    font-weight: 600;
    color: var(--ink);
}

/* --- Decorative / Utilitarian Typo Helpers --- */
.summary-note,
.form-actions p,
.small-note {
    color: var(--ink-soft);
    font-size: 14px;
    line-height: 1.6;
}

.summary-note {
    margin-top: 20px;
}

.small-note a {
    color: var(--accent);
    font-weight: 700;
    text-decoration: none;
}

.small-note a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.center-text {
    text-align: center;
}

.mt {
    margin-top: 24px;
}

.full-width {
    width: 100%;
}

/* --- Polished Multi-Column Footer --- */
.site-footer {
    background: var(--dark);
    color: #ffffff;
    padding: 80px 0 40px;
    text-align: left; /* Restores standard column alignment */
}

/* Wraps footer content to match your page constraints */
.site-footer .wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.foot-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.foot-grid h4 {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 20px;
    font-weight: 700;
}

/* Strips out the rogue bullet markers seen in the screenshot */
.foot-grid ul {
    list-style: none; 
    padding: 0;
    margin: 0;
    display: grid;
    gap: 12px;
}

.foot-grid a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14.5px;
    text-decoration: none;
    transition: color 0.2s ease;
}

.foot-grid a:hover {
    color: #9fd9c4;
}

/* Bottom copyright and brand accent row */
.foot-brand {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.45);
    font-size: 14px;
}

.foot-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    font-weight: 800;
    font-size: 21px;
    text-decoration: none;
}

.foot-logo .logo-mark {
    background: #ffffff;
    color: var(--dark);
}

/* Responsive breakdowns for medium & narrow devices */
@media (max-width: 960px) {
    .foot-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

@media (max-width: 640px) {
    .foot-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    
    .foot-brand {
        flex-direction: column;
        align-items: flex-start;
    }
}
/* --- Focused Signup Onboarding --- */
.signup-onboarding-header {
    min-height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 10px 32px;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
}

.signup-onboarding-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    text-decoration: none;
}

.signup-onboarding-mark img {
    display: block;
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.bookpn-brand-mark {
    display: block;
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.signup-logo-mark-only {
    width: 100%;
    justify-content: center;
}

.signup-login-prompt {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ink-soft);
    font-size: 14px;
    font-weight: 500;
}

.signup-onboarding-shell {
    min-height: calc(100vh - 98px);
    min-height: calc(100dvh - 98px);
    gap: 48px;
    padding: 32px 24px;
}

.signup-account-grid {
    display: grid;
    grid-template-columns:
        repeat(2, minmax(0, 1fr));
    gap: 16px 18px;
}

.signup-onboarding-footer {
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 8px 20px;
    border-top: 1px solid var(--line-soft);
    color: var(--ink-faint);
    background: var(--surface);
    font-size: 12px;
}

.signup-onboarding-footer span + span::before {
    content: "·";
    margin-right: 10px;
}

/* --- Signup Payment Step --- */
.payment-onboarding-shell {
    align-items: center;
}

.payment-onboarding-panel
    > h1 {
    margin-bottom: 12px;
}

.payment-onboarding-panel
    > .small-note {
    margin-bottom: 20px;
}

.payment-method-form {
    gap: 16px;
}

.payment-method-grid {
    gap: 14px;
}

@media
    (min-width: 901px)
    and (max-width: 1180px)
    and (max-height: 720px) {

    .payment-onboarding-shell {
        align-items: center;
    }

    .payment-onboarding-panel,
    .payment-onboarding-shell
        .order-summary {
        transform: translateY(27px);
    }

    .payment-onboarding-panel {
        padding: 18px 22px;
        border-radius: 18px;
    }

    .payment-onboarding-panel
        > h1 {
        margin-bottom: 8px;
        font-size: 30px;
        line-height: 1.05;
    }

    .payment-onboarding-panel
        > .small-note {
        margin-bottom: 12px;
        font-size: 11.5px;
        line-height: 1.35;
    }

    .payment-method-form {
        gap: 10px;
    }

    .payment-method-grid {
        gap: 10px;
    }

    .payment-onboarding-shell
        .option-card {
        min-height: 0;
        padding: 11px 12px;
        border-radius: 12px;
    }

    .payment-onboarding-shell
        .option-card
        strong {
        margin-bottom: 2px;
        font-size: 13.5px;
    }

    .payment-onboarding-shell
        .option-card
        small {
        font-size: 11.5px;
        line-height: 1.3;
    }

    .payment-onboarding-shell
        .submit-btn {
        min-height: 38px;
        padding: 8px 14px;
        font-size: 12.5px;
    }
}

/* --- Signup Follow-up Steps --- */
@media
    (min-width: 1000px)
    and (min-height: 721px) {

    .verify-code-card {
        transform: translateY(-42px);
    }
}

.signup-step-shell {
    min-height: calc(100vh - 98px);
    min-height: calc(100dvh - 98px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 24px;
}

.verify-code-card {
    width: 100%;
    max-width: 560px;
}

.verify-code-card
    .auth-intro {
    margin-bottom: 24px;
}

.verify-code-card
    .stack-form {
    gap: 16px;
}

.verify-code-resend {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
    color: var(--ink-soft);
    font-size: 13px;
}

.verify-code-resend form {
    margin: 0;
}

.verify-code-resend .btn {
    padding: 6px 8px;
}

.verify-code-resend .btn:disabled {
    opacity: 0.42;
    cursor: not-allowed;
    pointer-events: none;
}

@media
    (min-width: 901px)
    and (max-width: 1180px)
    and (max-height: 720px) {

    .signup-step-shell {
        min-height: calc(100dvh - 76px);
        padding: 14px 20px;
    }

    .verify-code-card {
        max-width: 520px;
        padding: 24px 30px;
        border-radius: 20px;
    }

    .verify-code-card
        .auth-intro {
        margin-bottom: 16px;
    }

    .verify-code-card
        .auth-intro
        .eyebrow {
        margin-bottom: 7px;
        font-size: 11px;
    }

    .verify-code-card
        .auth-intro
        h1 {
        margin-bottom: 8px;
        font-size: 30px;
        line-height: 1.05;
    }

    .verify-code-card
        .auth-intro
        p {
        font-size: 13px;
        line-height: 1.45;
    }

    .verify-code-card
        .stack-form {
        gap: 12px;
    }

    .verify-code-card label {
        gap: 5px;
        font-size: 13px;
    }

    .verify-code-card input {
        min-height: 42px;
        padding: 9px 12px;
        font-size: 15px;
    }

    .verify-code-card
        .submit-btn {
        min-height: 40px;
        padding: 9px 16px;
        font-size: 13px;
    }

    .verify-code-resend {
        margin-top: 10px;
        font-size: 12px;
    }

    .verify-code-resend .btn {
        padding: 4px 6px;
        font-size: 12px;
    }
}

/* --- Signup: compact tablet landscape --- */
@media
    (min-width: 901px)
    and (max-width: 1180px)
    and (max-height: 720px) {

    .signup-onboarding-header {
        min-height: 46px;
        padding: 7px 20px;
    }

    .signup-onboarding-header .logo {
        gap: 8px;
        font-size: 18px;
    }

    .signup-onboarding-header .logo-mark {
        width: 26px;
        height: 26px;
        border-radius: 7px;
        font-size: 13px;
    }

    .signup-onboarding-mark img {
        width: 28px;
        height: 28px;
    }

    .signup-login-prompt {
        gap: 4px;
        font-size: 12.5px;
    }

    .signup-login-prompt .btn {
        padding: 7px 10px;
        font-size: 12.5px;
    }

    .signup-onboarding-shell {
        min-height: calc(100dvh - 76px);
        grid-template-columns:
            minmax(0, 1.15fr)
            minmax(290px, 0.85fr);
        align-items: start;
        gap: 20px;
        padding: 10px 18px;
    }

    .signup-onboarding-shell .signup-panel {
        padding: 16px 22px;
        border-radius: 18px;
    }

    .signup-onboarding-shell .signup-logo {
        gap: 0;
        margin-bottom: 5px;
        font-size: 20px;
    }

    .signup-onboarding-shell
        .bookpn-brand-mark {
        width: 30px;
        height: 30px;
    }

    .signup-onboarding-shell
        .signup-panel
        h1 {
        margin-bottom: 12px;
        font-size: 30px;
        line-height: 1;
    }

    .signup-onboarding-shell
        .signup-account-form {
        gap: 9px;
    }

    .signup-onboarding-shell
        .signup-account-grid {
        gap: 8px 12px;
    }

    .signup-onboarding-shell label {
        gap: 4px;
        font-size: 12px;
    }

    .signup-onboarding-shell input,
    .signup-onboarding-shell select {
        min-height: 37px;
        padding: 7px 10px;
        font-size: 13px;
    }

    .signup-onboarding-shell .check-line {
        gap: 7px;
        font-size: 11.5px;
        line-height: 1.3;
    }

    .signup-onboarding-shell
        .check-line
        input[type="checkbox"] {
        margin-top: 1px;
    }

    .signup-onboarding-shell .submit-btn {
        min-height: 38px;
        padding: 8px 14px;
        font-size: 13px;
    }

    .signup-onboarding-shell .small-note {
        font-size: 11.5px;
        line-height: 1.35;
    }

    .signup-onboarding-shell .order-summary {
        position: static;
        top: auto;
        padding: 18px 20px;
        border-radius: 18px;
    }

    .signup-onboarding-shell .summary-top {
        gap: 12px;
        margin-bottom: 12px;
    }

    .signup-onboarding-shell
        .summary-top
        h2 {
        margin-bottom: 2px;
        font-size: 18px;
    }

    .signup-onboarding-shell
        .summary-top
        p {
        font-size: 11.5px;
    }

    .signup-onboarding-shell
        .summary-top
        strong {
        font-size: 18px;
    }

    .signup-onboarding-shell .summary-card {
        padding: 14px 16px;
        border-radius: 13px;
    }

    .signup-onboarding-shell
        .summary-card
        h3 {
        margin-bottom: 7px;
        font-size: 13.5px;
    }

    .signup-onboarding-shell
        .summary-line {
        gap: 12px;
        padding: 7px 0;
        font-size: 12px;
    }

    .signup-onboarding-shell
        .summary-note {
        margin-top: 9px;
        font-size: 11.5px;
        line-height: 1.35;
    }

    .signup-onboarding-footer {
        min-height: 30px;
        padding: 5px 16px;
        font-size: 11px;
    }
}

@media (max-width: 699px) {
    .signup-onboarding-header {
        padding: 10px 16px;
    }

    .signup-login-prompt span {
        display: none;
    }

    .signup-account-grid {
        grid-template-columns: 1fr;
    }

    .signup-onboarding-footer {
        flex-wrap: wrap;
    }
}

/* --- Login: compact tablet landscape --- */
@media
    (min-width: 901px)
    and (max-width: 1180px)
    and (max-height: 720px) {

    .top-nav {
        padding: 10px 22px;
        gap: 16px;
    }

    .nav-links {
        gap: 18px;
        font-size: 13px;
    }

    .nav-actions {
        gap: 8px;
    }

    .nav-actions .btn {
        padding: 9px 14px;
        font-size: 13px;
    }

    .login-shell {
        height: 100vh;
        height: 100dvh;
        min-height: 0;
        grid-template-columns:
            minmax(0, 1.05fr)
            minmax(320px, 0.95fr);
        align-items: center;
        gap: 28px;
        padding: 12px 20px;
        overflow: hidden;
    }

    .login-shell .signup-panel {
        padding: 20px 30px;
        border-radius: 20px;
    }

    .login-shell .signup-logo {
        gap: 0;
        margin-bottom: 8px;
        font-size: 22px;
    }

    .login-shell .bookpn-brand-mark {
        width: 30px;
        height: 30px;
    }

    .login-shell .signup-panel h1 {
        margin-bottom: 16px;
        font-size: 34px;
        line-height: 1;
    }

    .login-shell .stack-form {
        gap: 11px;
    }

    .login-shell label {
        gap: 5px;
        font-size: 13px;
    }

    .login-shell input,
    .login-shell select {
        min-height: 40px;
        padding: 9px 12px;
        font-size: 14px;
    }

    .login-shell .check-line {
        gap: 8px;
        font-size: 13px;
        line-height: 1.35;
    }

    .login-shell .check-line input[type="checkbox"] {
        margin-top: 1px;
    }

    .login-shell .submit-btn {
        min-height: 40px;
        padding: 9px 16px;
    }

    .login-shell .small-note {
        font-size: 13px;
        line-height: 1.4;
    }

    .login-shell .order-summary {
        position: static;
        top: auto;
        padding: 22px 24px;
        border-radius: 20px;
    }

    .login-shell .summary-top {
        gap: 14px;
        margin-bottom: 14px;
    }

    .login-shell .summary-top h2 {
        margin-bottom: 3px;
        font-size: 19px;
    }

    .login-shell .summary-top p {
        font-size: 12px;
    }

    .login-shell .summary-top strong {
        font-size: 20px;
    }

    .login-shell .summary-card {
        padding: 16px 18px;
        border-radius: 14px;
    }

    .login-shell .summary-card h3 {
        margin-bottom: 8px;
        font-size: 14px;
    }

    .login-shell .summary-line {
        gap: 14px;
        padding: 8px 0;
        font-size: 13px;
    }

    .login-shell .summary-note {
        margin-top: 10px;
        font-size: 12.5px;
        line-height: 1.4;
    }
}

/* --- Responsive Layout Switches --- */
@media (max-width: 900px) {
    .signup-shell {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 40px 20px;
    }

    .order-summary {
        position: static;
        padding: 32px;
    }
}

@media (max-width: 820px) {
    .nav-links {
        display: none;
    }

    .form-grid,
    .option-grid,
    .option-grid.two {
        grid-template-columns: 1fr;
    }

    .auth-page {
        padding: 40px 20px;
    }

    .auth-card,
    .signup-panel {
        padding: 32px 24px;
    }
}


.error-page {
    min-height: calc(100vh - 72px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 24px;
    background: #f7f8fb;
}

.error-card {
    width: 100%;
    max-width: 620px;
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: 42px;
    text-align: center;
    box-shadow: 0 24px 70px -42px rgba(17, 18, 20, 0.28);
}

.error-code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 84px;
    height: 44px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 900;
    margin-bottom: 20px;
}

.error-card h1 {
    font-size: clamp(34px, 5vw, 52px);
    letter-spacing: -0.05em;
    line-height: 1;
    margin: 0 0 16px;
}

.error-card p {
    color: var(--ink-soft);
    line-height: 1.6;
    margin: 0 0 26px;
}

.error-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.error-debug {
    margin-top: 24px;
    text-align: left;
    background: #111214;
    color: #ffffff;
    padding: 18px;
    border-radius: 14px;
    overflow-x: auto;
    font-size: 13px;
    line-height: 1.5;
}

/* === Compact Business Setup Layout === */

@media
    (min-width: 1000px)
    and (min-height: 721px) {

    .business-setup-card {
        transform: translateY(-67px);
    }
}

.business-setup-page {
    min-height: calc(100svh - 72px);
    align-items: center;
    padding: 20px 24px;
}

.business-setup-card {
    max-width: 1120px;
    padding: 30px 36px;
    border-radius: 20px;
}

.business-setup-card .auth-intro .eyebrow {
    margin-bottom: 10px;
}

.business-setup-card .auth-intro h1 {
    margin-bottom: 8px;
    font-size: clamp(28px, 3vw, 38px);
}

.business-setup-card .auth-intro p {
    margin-bottom: 20px;
    font-size: 15px;
    line-height: 1.45;
}

.business-setup-form {
    gap: 18px 28px;
}

.business-setup-card .form-section {
    gap: 11px;
}

.business-setup-card .form-section h2 {
    margin-bottom: 0;
    font-size: 16px;
}

.business-setup-card label {
    gap: 5px;
    font-size: 13px;
}

.business-setup-card input,
.business-setup-card select {
    min-height: 42px;
    padding: 9px 12px;
    font-size: 14px;
}

.business-setup-card .option-card {
    min-height: 0;
    padding: 11px 12px;
    border-radius: 12px;
}

.business-setup-card .option-card strong {
    margin-bottom: 2px;
    font-size: 14px;
}

.business-setup-card .option-card small {
    font-size: 12px;
    line-height: 1.3;
}

.business-setup-card .form-actions {
    gap: 0;
}

.business-setup-card .submit-btn {
    min-height: 42px;
    padding: 10px 18px;
}

/* Tablet and desktop */
@media (min-width: 700px) {
    .business-setup-form {
        grid-template-columns:
            minmax(0, 1.25fr)
            minmax(240px, 0.75fr);
    }

    .business-details-section {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
        column-gap: 14px;
    }

    .business-details-section h2 {
        grid-column: 1 / -1;
    }

    .business-details-section label:last-child {
        grid-column: 1 / -1;
    }

    .device-package-section .option-grid {
        grid-template-columns: 1fr;
        gap: 9px;
    }

    .device-package-section .option-card {
        align-items: center;
    }
}

/* Smaller tablets */
@media (min-width: 700px) and (max-width: 900px) {
    .business-setup-page {
        padding: 16px;
    }

    .business-setup-card {
        padding: 24px;
    }

    .business-setup-form {
        grid-template-columns:
            minmax(0, 1.15fr)
            minmax(220px, 0.85fr);
        gap: 16px 20px;
    }

    .business-setup-card .auth-intro p {
        margin-bottom: 16px;
    }
}

/* Phones */
@media (max-width: 699px) {
    .business-setup-page {
        min-height: calc(100svh - 64px);
        align-items: flex-start;
        padding: 24px 16px;
    }

    .business-setup-card {
        padding: 24px 20px;
    }

    .business-setup-form,
    .business-details-section,
    .device-package-section .option-grid {
        grid-template-columns: 1fr;
    }

    .business-details-section label:last-child {
        grid-column: auto;
    }
}

/* Signup mobile-money automatic confirmation */
.payment-auto-check {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
    font-weight: 600;
}

.payment-status-spinner {
    width: 1.15rem;
    height: 1.15rem;
    flex: 0 0 1.15rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: bookpn-payment-spin 0.8s linear infinite;
}

.payment-waiting-note {
    margin-bottom: 0;
}

.payment-status-fallback-form {
    margin-top: 0;
}

@keyframes bookpn-payment-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .payment-status-spinner {
        animation-duration: 1.8s;
    }
}