/* ==========================================================================
   DEFAULT / SITE — tokens + reset + layout
   ========================================================================== */

:root {
    /* Primary — Deep Ocean */
    --aho-color-primary-50:  #f0f9ff;
    --aho-color-primary-100: #e0f2fe;
    --aho-color-primary-200: #bae6fd;
    --aho-color-primary-300: #7dd3fc;
    --aho-color-primary-400: #38bdf8;
    --aho-color-primary-500: #0ea5e9;
    --aho-color-primary-600: #0284c7;
    --aho-color-primary-700: #0369a1;
    --aho-color-primary-800: #075985;
    --aho-color-primary-900: #0c4a6e;

    --aho-color-accent-400: #22d3ee;
    --aho-color-accent-500: #06b6d4;
    --aho-color-accent-600: #0891b2;

    --aho-color-ink-900: #0f172a;
    --aho-color-ink-800: #1e293b;
    --aho-color-ink-700: #334155;
    --aho-color-ink-600: #475569;
    --aho-color-ink-500: #64748b;
    --aho-color-ink-400: #94a3b8;
    --aho-color-ink-300: #cbd5e1;
    --aho-color-ink-200: #e2e8f0;
    --aho-color-ink-100: #f1f5f9;
    --aho-color-ink-50:  #f8fafc;

    --aho-color-bg:       #ffffff;
    --aho-color-bg-soft:  #f8fafc;
    --aho-color-bg-muted: #f1f5f9;
    --aho-color-border:   #e2e8f0;

    --aho-color-success: #10b981;
    --aho-color-warning: #f59e0b;
    --aho-color-danger:  #ef4444;
    --aho-color-info:    #3b82f6;

    --aho-font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --aho-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

    --aho-text-xs:   0.75rem;
    --aho-text-sm:   0.875rem;
    --aho-text-base: 1rem;
    --aho-text-lg:   1.125rem;
    --aho-text-xl:   1.25rem;
    --aho-text-2xl:  1.5rem;
    --aho-text-3xl:  1.875rem;
    --aho-text-4xl:  2.25rem;
    --aho-text-5xl:  3rem;
    --aho-text-6xl:  3.75rem;

    --aho-leading-tight: 1.2;
    --aho-leading-normal: 1.5;
    --aho-leading-loose: 1.75;

    --aho-space-1: 0.25rem;
    --aho-space-2: 0.5rem;
    --aho-space-3: 0.75rem;
    --aho-space-4: 1rem;
    --aho-space-5: 1.25rem;
    --aho-space-6: 1.5rem;
    --aho-space-8: 2rem;
    --aho-space-10: 2.5rem;
    --aho-space-12: 3rem;
    --aho-space-16: 4rem;
    --aho-space-20: 5rem;
    --aho-space-24: 6rem;

    --aho-radius-sm: 6px;
    --aho-radius-md: 10px;
    --aho-radius-lg: 14px;
    --aho-radius-xl: 20px;
    --aho-radius-2xl: 28px;
    --aho-radius-full: 999px;

    --aho-shadow-xs: 0 1px 2px rgb(15 23 42 / .04);
    --aho-shadow-sm: 0 1px 3px rgb(15 23 42 / .06), 0 1px 2px rgb(15 23 42 / .04);
    --aho-shadow-md: 0 4px 12px rgb(15 23 42 / .08);
    --aho-shadow-lg: 0 12px 32px rgb(15 23 42 / .10);
    --aho-shadow-xl: 0 24px 60px rgb(15 23 42 / .14);
    --aho-shadow-glow: 0 0 0 4px rgb(6 182 212 / .18);

    --aho-motion-fast: 150ms cubic-bezier(.4, 0, .2, 1);
    --aho-motion-base: 220ms cubic-bezier(.4, 0, .2, 1);
    --aho-motion-slow: 320ms cubic-bezier(.4, 0, .2, 1);

    --aho-header-h: 72px;
    --aho-topbar-h: 40px;
    --aho-container-max: 1200px;
    --aho-sidebar-w: 260px;
}

[data-theme="dark"] {
    --aho-color-bg:       #0b1220;
    --aho-color-bg-soft:  #111a2e;
    --aho-color-bg-muted: #1a2540;
    --aho-color-border:   #253150;
    --aho-color-ink-900: #f8fafc;
    --aho-color-ink-800: #f1f5f9;
    --aho-color-ink-700: #cbd5e1;
    --aho-color-ink-600: #94a3b8;
    --aho-color-ink-500: #94a3b8;
    --aho-color-ink-400: #64748b;
    --aho-color-ink-300: #475569;
    --aho-color-ink-200: #334155;
    --aho-color-ink-100: #1e293b;
}

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

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    font-family: var(--aho-font-sans);
    font-size: var(--aho-text-base);
    line-height: var(--aho-leading-normal);
    color: var(--aho-color-ink-800);
    background: var(--aho-color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: transparent; }
a { color: var(--aho-color-primary-600); text-decoration: none; transition: color var(--aho-motion-fast); }
a:hover { color: var(--aho-color-primary-700); }
h1,h2,h3,h4,h5,h6 { font-weight: 600; line-height: var(--aho-leading-tight); color: var(--aho-color-ink-900); }
ul, ol { list-style: none; }

/* Layout */
.aho-container {
    width: 100%;
    padding-inline: var(--aho-space-4);
    margin-inline: auto;
}
@media (min-width: 768px) { .aho-container { max-width: 720px; } }
@media (min-width: 992px) { .aho-container { max-width: 960px; padding-inline: var(--aho-space-6); } }
@media (min-width: 1280px) { .aho-container { max-width: var(--aho-container-max); } }

main { flex: 1; display: block; }

/* Utility */
.aho-sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.aho-flex { display: flex; }
.aho-items-center { align-items: center; }
.aho-justify-between { justify-content: space-between; }
.aho-gap-2 { gap: var(--aho-space-2); }
.aho-gap-3 { gap: var(--aho-space-3); }
.aho-gap-4 { gap: var(--aho-space-4); }
.aho-hidden { display: none !important; }

@media (max-width: 991px) { .aho-hidden-lg { display: none !important; } }
@media (min-width: 992px) { .aho-hidden-desktop { display: none !important; } }

.aho-skip-link {
    position: absolute; left: -9999px; top: 0;
    background: var(--aho-color-primary-900); color: #fff;
    padding: var(--aho-space-3) var(--aho-space-4); z-index: 9999;
}
.aho-skip-link:focus { left: var(--aho-space-4); top: var(--aho-space-4); }

:focus-visible {
    outline: none;
    box-shadow: var(--aho-shadow-glow);
    border-radius: var(--aho-radius-sm);
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}