/* ========================================
   CSS Variables
   ======================================== */

:root {
    /* Colors */
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-light: #f9fafb;
    --border-color: #e5e7eb;
    --badge-bg: #fef3c7;
    --badge-text: #92400e;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Sizing */
    --navbar-height: 64px;
    --content-max-width: 1200px;
    --border-radius: 8px;
}

/* ========================================
   Base Styles
   ======================================== */

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    color: var(--text-color);
    background: var(--bg-color);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 1rem 0;
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p {
    margin: 0 0 1rem 0;
}

ul {
    margin: 0 0 1rem 0;
    padding-left: 1.5rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-hover);
}

code {
    font-family: var(--font-mono);
    background: var(--bg-light);
    padding: 0.125rem 0.25rem;
    border-radius: 4px;
    font-size: 0.9em;
}

/* ========================================
   Navbar
   ======================================== */

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-lg);
    height: var(--navbar-height);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background: #ffffff;
    z-index: 100;
}

.navbar-logo a {
    display: block;
    line-height: 0;
}

.navbar-logo img {
    height: 32px;
    display: block;
}

.navbar-nav {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.navbar-nav a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s, color 0.2s;
}

.navbar-nav a:hover {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.navbar-auth {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.navbar-hamburger {
    display: none;
}

/* ========================================
   Buttons
   ======================================== */

.btn-login,
.btn-signup,
.btn-primary,
.btn-secondary,
button.btn-primary,
button.btn-secondary {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    font-weight: 500;
    text-align: center;
    border-radius: var(--border-radius);
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    text-decoration: none;
}

.btn-login {
    color: var(--text-color);
    background: transparent;
}

.btn-login:hover {
    background: var(--bg-light);
}

.btn-signup,
.btn-primary,
button.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-signup:hover,
.btn-primary:hover,
button.btn-primary:hover {
    background: var(--primary-hover);
    color: white;
}

.btn-secondary,
button.btn-secondary {
    background: white;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover,
button.btn-secondary:hover {
    background: var(--bg-light);
    color: var(--text-color);
}

/* ========================================
   Main Content Container
   ======================================== */

#content {
    max-width: var(--content-max-width);
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-lg);
    flex: 1;
}

.page-intro {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   Home Page — Scroll-Driven Jones Diagram
   ======================================== */

/* Remove #content constraints when home scroll page is active */
#content:has(.page-home-scroll),
#content:has(.page-docs) {
    max-width: none;
    padding: 0;
    margin: 0;
}

.page-home-scroll {
    position: relative;
}

/* Fixed background container — stays in viewport below navbar */
.jones-bg {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--navbar-height));
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
    background: #ffffff;
}

.jones-bg .jones-curves {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: fill;
    opacity: 0.25;
    will-change: transform;
    transform-origin: center center;
}

.jones-bg .jones-lines-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    will-change: transform;
    transform-origin: center center;
    overflow: visible;
}

.jones-line {
    fill: none;
    stroke: black;
    stroke-width: 0.006;
    stroke-opacity: 0.15;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Scroll sections — each fills the viewport below the navbar */
.jones-section {
    position: relative;
    z-index: 1;
    height: calc(100vh - var(--navbar-height));
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 12vh var(--spacing-lg) var(--spacing-lg);
}

/* Wide hero-style section content — no card, no background */
.section-hero {
    max-width: 720px;
    width: 100%;
}

.section-hero h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
    letter-spacing: -0.02em;
}


.section-hero h2 {
    font-size: 2.25rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.15;
}

.coming-soon {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    margin-top: -0.5rem;
}

.section-hero .section-lead {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.section-hero .section-list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-lg) 0;
    color: var(--text-color);
    font-size: 1.05rem;
    line-height: 1.8;
}

.section-hero .section-list li {
    padding: 0.25rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.section-hero .section-list li::before {
    content: '\2014';
    position: absolute;
    left: 0;
    color: var(--text-color);
}

.section-hero .section-list:last-child {
    margin-bottom: 0;
}

.section-screenshot {
    display: block;
    width: 110%;
    max-width: 790px;
    margin-top: calc(-2rem + 11px);
    margin-left: -5%;
    border-radius: 6px;
    opacity: 0.8;
}

.illustration-credit {
    display: block;
    text-align: center;
    font-size: 11px;
    color: rgba(0, 0, 0, 0.35);
    margin-top: 4px;
}

/* Chart preview — decorative HD-LD chart in hero */
.chart-preview {
    width: 100%;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
}

.chart-preview.visible {
    opacity: 1;
    transform: translateY(0);
}

.chart-preview.crossfade {
    transform: translateY(0);
    transition: opacity 0.6s ease;
}

.chart-preview svg {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.chart-line {
    fill: none;
    stroke-width: 1;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 900;
    stroke-dashoffset: 900;
    transition: stroke-dashoffset 2.5s ease;
}

.chart-preview.visible .chart-line-r {
    stroke-dashoffset: 0;
    transition-delay: 0.1s;
}

.chart-preview.visible .chart-line-g {
    stroke-dashoffset: 0;
    transition-delay: 0.25s;
}

.chart-preview.visible .chart-line-b {
    stroke-dashoffset: 0;
    transition-delay: 0.4s;
}

.chart-preview-wrapper {
    position: relative;
    width: 720px;
    max-width: 100%;
    margin: var(--spacing-md) auto 0;
}

.chart-preview-td {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    margin: 0;
}

.scroll-hint {
    font-size: 2rem;
    color: var(--text-light);
    margin-top: var(--spacing-sm);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ========================================
   Product Page
   ======================================== */

.feature-section {
    margin-bottom: var(--spacing-xl);
}

.feature-section h2 {
    margin-bottom: var(--spacing-sm);
}

.feature-section ul {
    margin-top: var(--spacing-sm);
}

.feature-section li {
    margin-bottom: var(--spacing-xs);
}

.cta-section {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

/* ========================================
   Docs Page
   ======================================== */

.page-docs {
    display: flex;
    max-width: var(--content-max-width);
    margin: 0 auto;
}

.docs-sidebar {
    width: 250px;
    flex-shrink: 0;
    border-right: 1px solid var(--border-color);
    padding: var(--spacing-md);
}

.docs-sidebar nav {
    display: flex;
    flex-direction: column;
}

.docs-sidebar-link {
    font-size: 0.95rem;
    color: var(--text-color);
    padding: 0.4rem 0.75rem;
    text-decoration: none;
    transition: background 0.15s;
}

.docs-sidebar-link:hover {
    background: var(--bg-light);
    color: var(--text-color);
}

.docs-sidebar-link.active {
    background: var(--border-color);
    font-weight: 500;
}

.docs-content {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 800px;
}

.docs-back-btn {
    display: none;
}

/* Instrument dropdown cards */
.instrument-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: var(--spacing-lg);
}

.instrument-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.instrument-toggle {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-light);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-color);
    text-align: left;
    transition: background 0.15s;
}

.instrument-toggle::after {
    content: '\25BE';
    margin-left: auto;
    transition: transform 0.2s;
    font-size: 0.75rem;
}

.instrument-toggle:hover {
    background: var(--border-color);
}

.instrument-item.open .instrument-toggle::after {
    transform: rotate(180deg);
}

.instrument-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
}

.instrument-item.open .instrument-details {
    max-height: 800px;
}

.instrument-details p {
    padding: 0.75rem 1rem;
    margin: 0;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.instrument-details h4 {
    padding: 0.5rem 1rem 0;
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-color);
}

.instrument-details ol,
.instrument-details ul {
    padding: 0.25rem 1rem 0.25rem 2.5rem;
    margin: 0;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.instrument-table {
    margin: 0.5rem 1rem;
    border-collapse: collapse;
    font-size: 0.9rem;
    color: var(--text-light);
}

.instrument-table th,
.instrument-table td {
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border-color);
    text-align: left;
}

.instrument-table th {
    color: var(--text-color);
    font-weight: 600;
}

/* Control strip availability grid */
.availability-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.availability-column h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-xs);
}

.availability-column h2 {
    font-size: 1.25rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xs);
    padding-bottom: 0.25rem;
    border-bottom: 1px solid var(--border-color);
}

.availability-column h2:first-child {
    margin-top: 0;
}

.availability-column ul {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-sm) 0;
    columns: 2;
    column-gap: var(--spacing-md);
}

.availability-column li {
    padding: 0.2rem 0;
    font-size: 0.95rem;
    color: var(--text-color);
    break-inside: avoid;
}

.availability-column li .supplier-detail {
    display: block;
    font-size: 0.8rem;
    color: var(--text-light);
    line-height: 1.3;
}

.availability-column li .supplier-detail a {
    color: var(--primary-color);
    text-decoration: none;
}

.availability-column li .supplier-detail a:hover {
    text-decoration: underline;
}

.availability-notice {
    background: var(--badge-bg);
    color: var(--badge-text);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.availability-notice a {
    color: var(--badge-text);
    text-decoration: underline;
}

.distributor-wanted {
    color: var(--text-light);
    font-size: 0.9rem;
    font-style: italic;
    line-height: 1.6;
}

.docs-image {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin-top: 0;
    margin-bottom: var(--spacing-lg);
}

.docs-placeholder {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-top: var(--spacing-lg);
}

/* ========================================
   Pricing Page
   ======================================== */

.page-pricing {
}

.pricing-pitch {
    color: var(--text-light);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.pricing-signup {
    margin: var(--spacing-lg) 0;
}

.pricing-signup .btn-primary {
    font-size: 1.3rem;
    padding: 0.8rem 1.6rem;
}


.price {
    font-size: 2.5rem;
    font-weight: 700;
    margin: var(--spacing-lg) 0;
    white-space: nowrap;
}

.price .period {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-light);
}

.price.price-yearly {
    font-size: 1.5rem;
    font-weight: 500;
    margin-top: calc(-1 * var(--spacing-md));
    color: var(--text-light);
}

.price-discount {
    font-size: 0.875rem;
    font-weight: 500;
    color: #16a34a;
}

.mobile-desktop-notice {
    color: var(--text-light);
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-lg);
}

.plan-features li {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--bg-light);
}

.plan-features li:last-child {
    border-bottom: none;
}

.pricing-trial {
    max-width: 500px;
    margin: var(--spacing-md) 0 0;
    color: var(--text-light);
    font-size: 0.95rem;
}

.pricing-note {
    max-width: 500px;
    margin: var(--spacing-lg) 0 0;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.faq-section {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0 auto;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.faq-item {
    margin-bottom: var(--spacing-lg);
}

.faq-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.faq-item p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* ========================================
   News Page
   ======================================== */

.news-article {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.news-article:last-of-type {
    border-bottom: none;
}

.news-date {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.news-article h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.news-cta {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: var(--border-radius);
    text-align: center;
}

/* ========================================
   Register Page
   ======================================== */

.page-register {
    max-width: 420px;
    margin: var(--spacing-xl) 0 0 auto;
    padding-right: var(--spacing-xl);
}

.register-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.register-form label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-light);
    margin-top: var(--spacing-xs);
}

.register-form label:first-child {
    margin-top: 0;
}

.register-form input {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-sans);
    color: var(--text-color);
    transition: border-color 0.2s;
}

.register-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.register-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.register-error {
    color: #c53030;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.register-card-element {
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-white);
    min-height: 20px;
}

.register-card-note {
    font-size: 0.8rem;
    color: var(--text-light);
    margin: 0;
}

.register-billing-note {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: #f9fafb;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.875rem;
    color: var(--text-light);
}

.register-billing-note p {
    margin: 0;
}

.register-toggle {
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-light);
    text-align: right;
}

.register-toggle a {
    color: var(--primary-color);
    text-decoration: none;
}

.register-toggle a:hover {
    text-decoration: underline;
}

/* ========================================
   Terms / Agreement Page
   ======================================== */

.page-terms {
    max-width: 720px;
    margin: var(--spacing-xl) auto 0;
    padding: 0 var(--spacing-lg) var(--spacing-xl);
}

.page-terms h1 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
}

.terms-intro {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-lg);
}

.page-terms h2 {
    font-size: 1.1rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-xs);
}

.page-terms p {
    font-size: 0.925rem;
    line-height: 1.7;
    margin: var(--spacing-xs) 0;
}

.page-terms ul {
    margin: var(--spacing-xs) 0;
    padding-left: 1.5rem;
}

.page-terms li {
    font-size: 0.925rem;
    line-height: 1.7;
    margin-bottom: 0.25rem;
}

.terms-version {
    margin-top: var(--spacing-lg);
    font-size: 0.8rem;
    color: var(--text-light);
}

.terms-error {
    color: #c53030;
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

.terms-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-bottom: var(--spacing-xl);
}

.terms-go-back {
    font-size: 0.875rem;
    color: var(--text-light);
    text-decoration: none;
}

.terms-go-back:hover {
    text-decoration: underline;
}

.terms-accept {
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
}

/* ========================================
   Activate Page (post-trial billing)
   ======================================== */

.page-activate {
    max-width: 480px;
    margin: var(--spacing-xl) 0 0 auto;
    padding-right: var(--spacing-xl);
}

.page-activate h1 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.activate-intro {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

#activate-card-container {
    margin-bottom: var(--spacing-md);
}

#activate-card-container .stripe-input {
    padding: 0.625rem 0.75rem;
}

.activate-error {
    color: #c53030;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.activate-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: var(--spacing-lg);
}

.btn-activate {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    font-weight: 500;
    text-align: center;
    border-radius: 6px;
    font-size: 0.95rem;
    cursor: pointer;
    background: #dcfce7;
    color: #14532d;
    border: 1px solid #86efac;
}

.btn-activate:hover {
    background: #bbf7d0;
}

.btn-activate:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.activate-note {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: var(--spacing-md);
    line-height: 1.5;
}

.billing-interval-toggle {
    display: flex;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    overflow: hidden;
    max-width: 200px;
    margin-bottom: var(--spacing-md);
}

.billing-interval-option {
    flex: 1;
    padding: 6px 0;
    border: none;
    background: #fff;
    font-size: 14px;
    font-family: var(--font-sans);
    color: #6b7280;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.billing-interval-option.active {
    background: #4b5563;
    color: #fff;
}

.billing-interval-option:not(.active):hover {
    background: #f3f4f6;
}

.billing-pricing-info {
    padding: 8px 0;
    margin-bottom: var(--spacing-md);
}

.billing-price {
    font-size: 24px;
    font-weight: 600;
    color: #6b7280;
}

.billing-period {
    font-size: 14px;
    font-weight: 400;
    color: #6b7280;
}

.billing-discount {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: #059669;
    background: #ecfdf5;
    padding: 2px 8px;
    border-radius: 10px;
    margin-left: 4px;
}

.billing-description {
    margin: 8px 0 0;
    font-size: 13px;
    color: #6b7280;
    line-height: 1.4;
}

/* Stripe checkout skeleton */
.checkout-form h2 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.stripe-placeholder {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stripe-field label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.stripe-input {
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-light);
}

.stripe-row {
    display: flex;
    gap: var(--spacing-sm);
}

.stripe-row .stripe-field {
    flex: 1;
}

/* Order summary */
.order-summary {
    margin-top: var(--spacing-md);
    text-align: left;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
}

.order-summary h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.order-line {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0;
    font-size: 0.95rem;
}

.order-total {
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-xs);
    padding-top: var(--spacing-xs);
    font-weight: 600;
}

.order-note {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
}


/* ========================================
   Footer
   ======================================== */

.site-footer {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 32px;
    border-top: 1px solid var(--border-color);
    background: #ffffff;
    font-size: 13px;
    color: #999;
}

.site-footer a {
    color: var(--primary-color);
    text-decoration: underline;
}

.footer-sep {
    color: #ccc;
    margin: 0 0.35em;
}

.footer-praxis {
    color: #999;
}

.footer-praxis-logo {
    height: 14px;
    display: inline-block;
    vertical-align: middle;
    margin: -4px 2px 0;
}

.footer-copy {
    color: #999;
}

/* ========================================
   Responsive Design
   ======================================== */

.mobile-only { display: none; }

@media (max-width: 768px) {
    .navbar {
        position: fixed;
        left: 0;
        right: 0;
        padding: var(--spacing-sm);
        height: auto;
    }

    /* Hide desktop nav and auth on mobile */
    .navbar-nav,
    .navbar-auth {
        display: none;
    }

    /* Show hamburger on mobile */
    .navbar-hamburger {
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 36px;
        height: 36px;
        padding: 6px;
        background: none;
        border: none;
        cursor: pointer;
    }

    .navbar-hamburger span {
        display: block;
        width: 100%;
        height: 2px;
        background: var(--text-color);
        transition: transform 0.2s, opacity 0.2s;
    }

    .navbar-hamburger.open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .navbar-hamburger.open span:nth-child(2) {
        opacity: 0;
    }

    .navbar-hamburger.open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Mobile menu overlay — fixed below navbar */
    .mobile-menu {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        z-index: 99;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
    }

    .mobile-menu[hidden] {
        display: none;
    }

    .mobile-menu a {
        font-size: 1rem;
        font-weight: 500;
        color: var(--text-color);
        padding: 0.4rem 1rem;
    }

    .mobile-menu .btn-signup {
        margin-top: var(--spacing-xs);
        background: var(--primary-color);
        color: white;
        border-radius: var(--border-radius);
        padding: 0.625rem 1.25rem;
    }

    .mobile-menu .playground-link { display: none; }
    .desktop-only { display: none; }
    .mobile-only { display: block; }

    /* Global mobile font scale */
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.1rem; }

    body {
        font-size: 0.875rem;
    }

    .page-intro {
        font-size: 0.95rem;
    }

    /* Home page */
    .section-hero h1 {
        font-size: 1.75rem;
    }

    .section-hero h2 {
        font-size: 1.25rem;
    }

    .coming-soon {
        font-size: 0.75rem;
    }

    .section-hero .section-lead {
        font-size: 0.875rem;
    }

    .section-hero .section-list {
        font-size: 0.8rem;
        line-height: 1.6;
    }

    .section-screenshot {
        width: 100%;
        margin-left: 0;
    }

    .scroll-hint {
        font-size: 1.5rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .jones-bg .jones-curves {
        opacity: 0.2;
    }

    .jones-section {
        padding: 8vh var(--spacing-sm) var(--spacing-sm);
    }


    /* Pricing page */
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-pitch {
        font-size: 0.95rem;
    }

    .pricing-signup .btn-primary {
        font-size: 1rem;
        padding: 0.6rem 1.2rem;
    }

    .price {
        font-size: 1.75rem;
    }

    .price .period {
        font-size: 0.8rem;
    }

    .price.price-yearly {
        font-size: 1.1rem;
    }

    .plan-features li {
        font-size: 0.85rem;
    }

    .pricing-note {
        font-size: 0.85rem;
    }

    .faq-item h3 {
        font-size: 0.95rem;
    }

    .faq-item p {
        font-size: 0.85rem;
    }

    /* News page */
    .news-article h2 {
        font-size: 1.25rem;
    }

    #content {
        padding: var(--spacing-sm);
        margin-top: var(--navbar-height);
    }

    #content:has(.page-home-scroll),
    #content:has(.page-docs) {
        margin-top: var(--navbar-height);
    }

    /* Register page mobile */
    .page-register {
        margin: var(--spacing-lg) auto 0;
        padding-right: 0;
    }

    /* Docs mobile: list → detail two-state */
    .page-docs {
        display: block;
    }

    .docs-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 0;
    }

    .docs-sidebar-link {
        padding: 0.6rem 0.75rem;
        font-size: 0.875rem;
        border-bottom: 1px solid var(--bg-light);
    }

    .docs-content {
        display: none;
        padding: 0;
    }

    .docs-content.mobile-active {
        display: block;
    }

    .docs-sidebar.mobile-hidden {
        display: none;
    }

    .docs-back-btn {
        display: block;
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: var(--bg-light);
        border: none;
        border-bottom: 1px solid var(--border-color);
        margin: 0;
        padding: 0.6rem var(--spacing-sm);
        font-size: 0.875rem;
        font-weight: 500;
        color: var(--text-color);
        cursor: pointer;
        width: 100%;
        text-align: left;
        z-index: 10;
    }

    .docs-content .docs-page {
        padding: var(--spacing-sm);
    }

    .docs-placeholder {
        font-size: 0.9rem;
    }

    .instrument-toggle {
        font-size: 0.875rem;
    }

    .instrument-details p {
        font-size: 0.85rem;
    }

    .availability-grid {
        grid-template-columns: 1fr;
    }

    .availability-notice {
        font-size: 0.85rem;
    }

    .availability-column ul {
        columns: 1;
    }

    .availability-column h2 {
        margin-top: var(--spacing-lg);
    }

    .availability-column li {
        font-size: 0.85rem;
    }

    /* Footer: smaller text to fit one line on mobile */
    .site-footer {
        font-size: 11px;
        padding: 12px var(--spacing-sm);
    }

    .footer-praxis-logo {
        height: 11px;
    }
}