/* ============================================
   AKustom15 — Legal pages (Terms of Service)
   Same design tokens as /style.css, trimmed to what
   a long-form document page needs.
   ============================================ */

:root {
    --bg-dark: #000000;
    --bg-light: #ffffff;
    --bg-light-soft: #f5f5f7;

    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --text-tertiary: #86868b;
    --text-on-dark: #f5f5f7;
    --text-on-dark-secondary: rgba(245, 245, 247, 0.72);
    --text-on-dark-tertiary: rgba(245, 245, 247, 0.56);

    --accent: #0071e3;
    --accent-hover: #0077ed;
    --accent-soft-bg: rgba(0, 113, 227, 0.1);

    --border-subtle: rgba(0, 0, 0, 0.08);
    --border-subtle-dark: rgba(255, 255, 255, 0.14);

    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-pill: 980px;

    --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
    --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
    --dur-fast: 160ms;
    --dur-base: 220ms;

    --nav-height: 60px;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-tap-highlight-color: transparent;
    -webkit-text-size-adjust: 100%;
}

body {
    background: var(--bg-light);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Inter', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.55;
    letter-spacing: -0.011em;
}

h1, h2, h3 {
    letter-spacing: -0.015em;
}

a {
    color: inherit;
}

::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-light-soft);
}
::-webkit-scrollbar-thumb {
    background: #c7c7cc;
    border-radius: 4px;
}

/* ============================================
   NAVIGATION — same dark glass bar as the home page
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0.9rem 2rem;
    padding-top: calc(0.9rem + env(safe-area-inset-top));
    padding-left: calc(2rem + env(safe-area-inset-left));
    padding-right: calc(2rem + env(safe-area-inset-right));
    background: rgba(0, 0, 0, 0.78);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle-dark);
}

.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-on-dark);
}

.nav-logo {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    object-fit: cover;
}

.nav-brand-name {
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: -0.01em;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-on-dark-secondary);
    text-decoration: none;
    font-size: 0.8rem;
    transition: color var(--dur-fast) var(--ease-standard);
    touch-action: manipulation;
}

@media (hover: hover) and (pointer: fine) {
    .nav-links a:hover {
        color: var(--text-on-dark);
    }
}

/* ============================================
   HERO — dark header with the app identity
   ============================================ */
.legal-hero {
    background: var(--bg-dark);
    padding: calc(var(--nav-height) + 4.5rem + env(safe-area-inset-top)) 2rem 4.5rem;
    text-align: center;
}

.legal-hero-inner {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.legal-app-icon {
    width: 96px;
    height: 96px;
    border-radius: 22px;
    /* Thin ring so dark-edged icons don't dissolve into the black hero */
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.14),
                0 12px 32px rgba(0, 0, 0, 0.5);
    margin-bottom: 0.5rem;
}

.legal-eyebrow {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-on-dark-secondary);
}

.legal-title {
    font-size: clamp(2.1rem, 4.6vw, 3.4rem);
    font-weight: 700;
    line-height: 1.08;
    color: var(--text-on-dark);
}

.legal-subtitle {
    font-size: 1.08rem;
    color: var(--text-on-dark-secondary);
    max-width: 560px;
    line-height: 1.6;
}

.legal-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.legal-chip {
    font-size: 0.8rem;
    color: var(--text-on-dark-secondary);
    border: 1px solid var(--border-subtle-dark);
    border-radius: var(--radius-pill);
    padding: 0.35rem 0.9rem;
}

/* ============================================
   LAYOUT — contents sidebar + document
   ============================================ */
.legal-body {
    background: var(--bg-light-soft);
    padding: 4.5rem 2rem 6rem;
}

.legal-layout {
    max-width: 1120px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
}

/* --- Table of contents --- */
.legal-toc {
    position: sticky;
    top: calc(var(--nav-height) + 1.5rem + env(safe-area-inset-top));
}

.legal-toc-title {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: 0.9rem;
}

.legal-toc ol {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.legal-toc a {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.35rem 0.75rem;
    border-radius: 8px;
    touch-action: manipulation;
    transition: background var(--dur-fast) var(--ease-standard),
                color var(--dur-fast) var(--ease-standard);
}

@media (hover: hover) and (pointer: fine) {
    .legal-toc a:hover {
        background: var(--bg-light);
        color: var(--text-primary);
    }
}

/* --- Document card --- */
.legal-doc {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 3.25rem 3.5rem;
    border: 1px solid var(--border-subtle);
}

.legal-doc section {
    scroll-margin-top: calc(var(--nav-height) + 1.5rem + env(safe-area-inset-top));
}

.legal-doc section + section {
    margin-top: 2.75rem;
    padding-top: 2.75rem;
    border-top: 1px solid var(--border-subtle);
}

.legal-doc h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.legal-doc h2 .num {
    color: var(--accent);
    margin-right: 0.4rem;
}

.legal-doc h3 {
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 1.5rem 0 0.5rem;
}

.legal-doc p,
.legal-doc li {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.legal-doc p + p,
.legal-doc ul + p {
    margin-top: 0.9rem;
}

.legal-doc ul {
    margin: 0.75rem 0 0 1.25rem;
}

.legal-doc li + li {
    margin-top: 0.45rem;
}

.legal-doc strong {
    color: var(--text-primary);
    font-weight: 600;
}

.legal-doc a {
    color: var(--accent);
    text-decoration: none;
}

@media (hover: hover) and (pointer: fine) {
    .legal-doc a:hover {
        text-decoration: underline;
    }
}

/* --- Callouts --- */
.legal-summary {
    background: var(--accent-soft-bg);
    border-radius: var(--radius-md);
    padding: 1.5rem 1.75rem;
    margin-bottom: 2.75rem;
}

.legal-summary p:first-child {
    font-weight: 600;
    color: var(--text-primary);
}

.legal-note {
    background: var(--bg-light-soft);
    border-radius: var(--radius-sm);
    padding: 1.1rem 1.35rem;
    margin-top: 1.1rem;
}

/* --- Trader identity card --- */
.trader-card {
    display: grid;
    grid-template-columns: max-content minmax(0, 1fr);
    gap: 0.7rem 1.75rem;
    background: var(--bg-light-soft);
    border-radius: var(--radius-md);
    padding: 1.5rem 1.75rem;
    margin-top: 1.1rem;
}

.trader-card dt {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-tertiary);
}

.trader-card dd {
    font-size: 0.95rem;
    color: var(--text-primary);
    overflow-wrap: anywhere;
}

/* --- Product table --- */
.legal-table-wrap {
    overflow-x: auto;
    margin-top: 1.1rem;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    overscroll-behavior-x: contain;
}

.legal-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

.legal-table th,
.legal-table td {
    text-align: left;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: top;
}

.legal-table tr:last-child td {
    border-bottom: none;
}

.legal-table th {
    background: var(--bg-light-soft);
    color: var(--text-primary);
    font-weight: 600;
}

.legal-table td {
    color: var(--text-secondary);
}

.legal-table code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.85em;
    color: var(--text-primary);
}

/* --- Contact buttons --- */
.legal-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 1.4rem;
}

.btn-primary,
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.72rem 1.5rem;
    border-radius: var(--radius-pill);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
    transition: transform var(--dur-fast) var(--ease-out),
                background var(--dur-fast) var(--ease-standard),
                border-color var(--dur-fast) var(--ease-standard);
}

.legal-doc .btn-primary {
    background: var(--accent);
    color: #ffffff;
}

.legal-doc .btn-outline {
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-primary:active,
.btn-outline:active {
    transform: scale(0.97);
}

@media (hover: hover) and (pointer: fine) {
    .legal-doc .btn-primary:hover {
        background: var(--accent-hover);
        text-decoration: none;
    }
    .legal-doc .btn-outline:hover {
        background: var(--bg-light-soft);
        border-color: rgba(0, 0, 0, 0.18);
        text-decoration: none;
    }
}

/* ============================================
   FOOTER — same as the home page
   ============================================ */
.footer {
    padding: 3rem 2rem;
    padding-bottom: calc(3rem + env(safe-area-inset-bottom));
    text-align: center;
    background: var(--bg-dark);
}

.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-brand img {
    width: 24px;
    height: 24px;
    border-radius: 6px;
}

.footer-brand span {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-on-dark);
}

.footer-links {
    display: flex;
    gap: 1.75rem;
    list-style: none;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: var(--text-on-dark-tertiary);
    text-decoration: none;
    font-size: 0.82rem;
    touch-action: manipulation;
    transition: color var(--dur-fast) var(--ease-standard);
}

@media (hover: hover) and (pointer: fine) {
    .footer-links a:hover {
        color: var(--text-on-dark);
    }
}

.footer-copy {
    color: var(--text-on-dark-tertiary);
    font-size: 0.78rem;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
    .legal-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 1.5rem;
    }
    .legal-toc {
        position: static;
        background: var(--bg-light);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: 1.25rem 1rem;
    }
    .legal-toc ol {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .nav {
        padding-left: calc(1.25rem + env(safe-area-inset-left));
        padding-right: calc(1.25rem + env(safe-area-inset-right));
    }
    .nav-links {
        gap: 1.25rem;
    }
    .legal-hero {
        padding: calc(var(--nav-height) + 3rem + env(safe-area-inset-top)) 1.25rem 3.25rem;
    }
    .legal-app-icon {
        width: 80px;
        height: 80px;
        border-radius: 18px;
    }
    .legal-body {
        padding: 1.5rem 0.75rem 4rem;
    }
    .legal-toc ol {
        grid-template-columns: minmax(0, 1fr);
    }
    .legal-doc {
        padding: 2rem 1.35rem;
        border-radius: var(--radius-md);
    }
    .legal-doc h2 {
        font-size: 1.22rem;
    }
    .trader-card {
        grid-template-columns: minmax(0, 1fr);
        gap: 0.2rem;
        padding: 1.25rem;
    }
    .trader-card dd + dt {
        margin-top: 0.7rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .btn-primary,
    .btn-outline,
    .legal-toc a {
        transition: none;
    }
}

@media print {
    .nav,
    .legal-toc,
    .footer {
        display: none;
    }
    .legal-hero {
        background: none;
        padding: 0 0 1.5rem;
    }
    .legal-title,
    .legal-eyebrow,
    .legal-subtitle,
    .legal-chip {
        color: #000000;
    }
    .legal-body {
        background: none;
        padding: 0;
    }
    .legal-doc {
        border: none;
        padding: 0;
    }
}