/* main.css — alonagrytsko.com base, layout, components */

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    font-size: calc(100% * var(--a11y-font-scale));
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ---- Lenis (smooth scroll) required styles ---- */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }
.lenis.lenis-smooth iframe { pointer-events: none; }

body {
    background: hsl(var(--bg));
    color: hsl(var(--text));
    font-family: 'Raleway', system-ui, sans-serif;
    font-size: var(--step-0);
    font-weight: 400;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: clip; /* clip (not hidden) so it doesn't create a scroll container that fights Lenis */
}

img, svg, picture { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
ul { list-style: none; padding: 0; }

::selection { background: hsl(var(--accent) / .25); color: hsl(var(--text)); }

/* ---- Typography ---- */
h1, h2, h3, h4 {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-weight: 500;
    line-height: 1.08;
    letter-spacing: -.015em;
    color: hsl(var(--primary-deep));
    text-wrap: balance;
}
p { text-wrap: pretty; }

.display   { font-size: var(--step-5); font-weight: 500; }
.h1, h1    { font-size: var(--step-4); }
.h2, h2    { font-size: var(--step-3); }
.h3, h3    { font-size: var(--step-2); }
.lead {
    font-size: var(--step-1);
    color: hsl(var(--text-soft));
    font-weight: 300;
    line-height: 1.55;
    max-width: var(--measure);
}
.eyebrow {
    font-size: var(--step--1);
    letter-spacing: .18em;
    text-transform: uppercase;
    font-weight: 600;
    color: hsl(var(--accent-deep));
    font-family: 'Raleway', sans-serif;
}
.serif-italic { font-style: italic; font-family: 'Cormorant Garamond', serif; }

/* ---- Layout ---- */
.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.container-narrow { width: min(100% - 2.5rem, var(--container-narrow)); margin-inline: auto; }
.section { padding-block: var(--space-section); }
.section-sm { padding-block: clamp(2.5rem, 2rem + 3vw, 5rem); }
main.has-header { padding-top: 0; }

.bg-alt { background: hsl(var(--bg-alt)); }
.bg-teal-wash { background:
    radial-gradient(120% 90% at 80% 0%, hsl(var(--teal-light) / .5), transparent 60%),
    hsl(var(--bg)); }

.section-head { max-width: var(--container-narrow); margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head .lead { margin-top: 1rem; }
.section-head.center .lead { margin-inline: auto; }

/* Ornamental divider */
.ornament { display: flex; align-items: center; gap: 1rem; color: hsl(var(--accent)); }
.ornament::before, .ornament::after {
    content: ""; height: 1px; flex: 1;
    background: linear-gradient(90deg, transparent, hsl(var(--accent) / .5), transparent);
}
.ornament span { width: 6px; height: 6px; border-radius: 50%; background: hsl(var(--accent)); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    padding: .9rem 1.6rem;
    border-radius: var(--r-pill);
    font-weight: 600; font-size: var(--step--1); letter-spacing: .01em;
    transition: transform var(--dur-fast) var(--ease-out),
                box-shadow var(--dur) var(--ease-out),
                background-color var(--dur) var(--ease-out),
                color var(--dur) var(--ease-out);
    will-change: transform;
}
.btn svg { width: 1.1em; height: 1.1em; }
.btn-cta { background: hsl(var(--accent)); color: hsl(var(--cream)); box-shadow: var(--shadow-gold); }
.btn-cta:hover { background: hsl(var(--accent-deep)); transform: translateY(-2px); box-shadow: var(--shadow-lift); }
.btn-cta:active { transform: translateY(0) scale(.985); }
.btn-outline { border: 1.5px solid hsl(var(--primary)); color: hsl(var(--primary)); }
.btn-outline:hover { background: hsl(var(--primary)); color: hsl(var(--cream)); transform: translateY(-2px); }
.btn-ghost { color: hsl(var(--primary)); padding-inline: .5rem; }
.btn-ghost:hover { color: hsl(var(--accent-deep)); }
.btn-lg { padding: 1.05rem 2rem; font-size: var(--step-0); }
.btn .arrow { transition: transform var(--dur) var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---- Focus visibility ---- */
:focus-visible { outline: 3px solid hsl(var(--ring) / .6); outline-offset: 3px; border-radius: 4px; }

.skip-link {
    position: fixed; top: .5rem; left: .5rem; z-index: 999;
    background: hsl(var(--primary)); color: hsl(var(--cream));
    padding: .6rem 1rem; border-radius: var(--r-sm);
    transform: translateY(-150%); transition: transform var(--dur) var(--ease-out);
}
.skip-link:focus { transform: translateY(0); }

/* ---- Header ---- */
.site-header {
    position: fixed; inset: 0 0 auto 0; z-index: var(--z-header);
    background: hsl(var(--bg) / .82);
    backdrop-filter: blur(14px) saturate(1.2);
    border-bottom: 1px solid hsl(var(--border) / .7);
    transition: box-shadow var(--dur) var(--ease-out), background-color var(--dur) var(--ease-out);
}
.site-header.scrolled { box-shadow: var(--shadow-soft); background: hsl(var(--bg) / .94); }
.site-header .bar { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 1rem; }
.brand { font-family: 'Cormorant Garamond', serif; font-size: 1.5rem; font-weight: 600; color: hsl(var(--primary-deep)); letter-spacing: .01em; }
.brand-lockup { display: inline-flex; align-items: center; gap: .6rem; transition: opacity var(--dur-fast) var(--ease-out); }
.brand-lockup:hover { opacity: .85; }
.logo-mark { height: 2.1rem; width: auto; flex-shrink: 0; }
.header-right { display: flex; align-items: center; gap: .6rem; }

.lang-switch { display: flex; gap: 2px; padding: 3px; background: hsl(var(--bg-alt)); border-radius: var(--r-pill); }
.lang-switch a {
    padding: .3rem .6rem; border-radius: var(--r-pill); font-size: var(--step--1); font-weight: 600;
    color: hsl(var(--text-faint)); transition: all var(--dur-fast) var(--ease-out);
}
.lang-switch a:hover { color: hsl(var(--text)); }
.lang-switch a.active { background: hsl(var(--primary)); color: hsl(var(--cream)); }

.menu-toggle {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .55rem .85rem; border-radius: var(--r-pill);
    border: 1.5px solid hsl(var(--border-strong));
    font-size: var(--step--1); font-weight: 600; color: hsl(var(--text));
    transition: all var(--dur-fast) var(--ease-out);
}
.menu-toggle:hover { border-color: hsl(var(--primary) / .6); color: hsl(var(--primary)); }
.menu-toggle .ico { width: 18px; height: 18px; }
.menu-toggle .ico-close { display: none; }
body.menu-open .menu-toggle .ico-open { display: none; }
body.menu-open .menu-toggle .ico-close { display: block; }
body.menu-open .menu-toggle { border-color: hsl(var(--primary)); background: hsl(var(--primary) / .08); color: hsl(var(--primary)); }
.header-cta { display: none; }
@media (min-width: 560px) { .header-cta { display: inline-flex; } }

/* Dropdown panel */
.menu-panel {
    position: fixed; inset: var(--header-h) 0 auto 0; z-index: var(--z-menu);
    background: hsl(var(--bg)); border-bottom: 1px solid hsl(var(--border));
    box-shadow: var(--shadow-lift);
    overflow: hidden; max-height: 0; opacity: 0; pointer-events: none;
    transition: max-height var(--dur-slow) var(--ease-out), opacity var(--dur) var(--ease-out);
}
body.menu-open .menu-panel { max-height: min(80vh, 40rem); opacity: 1; pointer-events: auto; }
.menu-panel .inner { display: grid; gap: 2rem; padding-block: 2.25rem; grid-template-columns: 1fr; }
@media (min-width: 820px) { .menu-panel .inner { grid-template-columns: 1.6fr 1fr; } }
.menu-label { font-size: var(--step--1); letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: hsl(var(--text-faint)); margin-bottom: 1rem; }
.menu-links { display: grid; gap: .25rem; }
@media (min-width: 540px) { .menu-links { grid-template-columns: 1fr 1fr; gap: .25rem 1.5rem; } }
.menu-links a {
    display: flex; align-items: center; gap: .75rem;
    padding: .8rem 1rem; border-radius: var(--r-md);
    font-weight: 500; color: hsl(var(--text)); transition: all var(--dur-fast) var(--ease-out);
}
.menu-links a::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: hsl(var(--text-faint) / .35); transition: all var(--dur-fast) var(--ease-out); }
.menu-links a:hover { background: hsl(var(--bg-alt)); color: hsl(var(--primary)); }
.menu-links a:hover::before { background: hsl(var(--accent)); }
.menu-links a.active { background: hsl(var(--primary) / .1); color: hsl(var(--primary-deep)); font-weight: 600; }
.menu-links a.active::before { background: hsl(var(--primary)); }
.menu-lang-row { display: flex; flex-wrap: wrap; gap: .6rem; }
.menu-lang-row a { display: inline-flex; align-items: center; gap: .5rem; padding: .6rem 1rem; border-radius: var(--r-md); background: hsl(var(--bg-alt)); font-weight: 600; color: hsl(var(--text-soft)); transition: all var(--dur-fast) var(--ease-out); }
.menu-lang-row a.active { background: hsl(var(--primary)); color: hsl(var(--cream)); }

/* ---- Footer ---- */
.site-footer { background: hsl(var(--teal-dark)); color: hsl(var(--cream) / .82); padding-block: clamp(3rem, 2rem + 4vw, 5rem) 2rem; }
.site-footer a { color: hsl(var(--cream) / .82); transition: color var(--dur-fast) var(--ease-out); }
.site-footer a:hover { color: hsl(var(--gold-light)); }
.footer-grid { display: grid; gap: 2.5rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; } }
.footer-brand .brand { color: hsl(var(--cream)); }
.footer-brand .tagline { font-family: 'Cormorant Garamond', serif; font-style: italic; font-size: var(--step-1); color: hsl(var(--gold-light)); margin-top: .25rem; }
.footer-brand p { color: hsl(var(--cream) / .65); margin-top: .75rem; max-width: 32ch; font-size: var(--step--1); }
.footer-col h4 { color: hsl(var(--cream)); font-size: var(--step-1); margin-bottom: 1rem; }
.footer-col ul { display: grid; gap: .6rem; font-size: var(--step--1); }
.footer-bottom { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid hsl(var(--cream) / .14); display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; justify-content: space-between; font-size: var(--step--1); color: hsl(var(--cream) / .55); }
.footer-bottom .legal-links { display: flex; gap: 1.25rem; }

/* ---- Cards / surfaces ---- */
.card { background: hsl(var(--surface)); border: 1px solid hsl(var(--border) / .8); border-radius: var(--r-lg); box-shadow: var(--shadow-soft); }
.card-pad { padding: clamp(1.5rem, 1.2rem + 1vw, 2.25rem); }

/* ---- Scroll reveal (only hides when JS can reveal it) ---- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease-out-soft), transform .7s var(--ease-out-soft); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }

/* ---- Grain overlay (subtle surface texture) ---- */
.grain {
    position: fixed; inset: 0; z-index: var(--z-grain); pointer-events: none; opacity: .04;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}

/* ---- Reduced motion ---- */
.a11y-reduce-motion *, .a11y-reduce-motion *::before, .a11y-reduce-motion *::after,
body[data-reduce] * { animation: none !important; transition: none !important; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---- Accessibility widget (bottom-left) ---- */
.a11y { position: fixed; left: 1.1rem; bottom: 1.1rem; z-index: var(--z-widget); }
.a11y-fab {
    width: 3rem; height: 3rem; border-radius: 50%;
    background: hsl(var(--primary)); color: hsl(var(--cream));
    box-shadow: var(--shadow-lift); display: grid; place-items: center;
    transition: transform var(--dur) var(--ease-out), background var(--dur) var(--ease-out);
}
.a11y-fab svg { width: 1.4rem; height: 1.4rem; }
.a11y-fab:hover { transform: scale(1.07); background: hsl(var(--primary-deep)); }
.a11y-panel {
    position: absolute; left: 0; bottom: calc(100% + .7rem); width: 16rem;
    background: hsl(var(--surface)); border: 1px solid hsl(var(--border)); border-radius: var(--r-lg);
    box-shadow: var(--shadow-lift); padding: 1rem; display: grid; gap: .35rem;
    opacity: 0; transform: translateY(10px) scale(.97); transform-origin: bottom left;
    pointer-events: none; transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}
.a11y.open .a11y-panel { opacity: 1; transform: none; pointer-events: auto; }
.a11y-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: .25rem; }
.a11y-head strong { font-family: 'Raleway', sans-serif; font-size: var(--step--1); letter-spacing: .04em; color: hsl(var(--primary-deep)); text-transform: uppercase; }
.a11y-x { font-size: 1.4rem; line-height: 1; color: hsl(var(--text-faint)); padding: 0 .25rem; }
.a11y-row { display: flex; align-items: center; justify-content: space-between; gap: .75rem; padding: .55rem .25rem; font-size: var(--step--1); border-radius: var(--r-sm); }
.a11y-toggle { cursor: pointer; }
.a11y-toggle:hover { background: hsl(var(--bg-alt)); }
.a11y-steppers { display: flex; gap: .35rem; }
.a11y-steppers button { width: 2rem; height: 2rem; border-radius: var(--r-sm); border: 1px solid hsl(var(--border-strong)); font-weight: 600; color: hsl(var(--primary)); transition: all var(--dur-fast) var(--ease-out); }
.a11y-steppers button:hover { background: hsl(var(--primary)); color: hsl(var(--cream)); }
.a11y-toggle input { width: 2.4rem; height: 1.3rem; appearance: none; background: hsl(var(--border-strong)); border-radius: var(--r-pill); position: relative; cursor: pointer; transition: background var(--dur) var(--ease-out); }
.a11y-toggle input::after { content: ""; position: absolute; top: 2px; left: 2px; width: calc(1.3rem - 4px); height: calc(1.3rem - 4px); background: hsl(var(--cream)); border-radius: 50%; transition: transform var(--dur) var(--ease-out); }
.a11y-toggle input:checked { background: hsl(var(--primary)); }
.a11y-toggle input:checked::after { transform: translateX(1.1rem); }
.a11y-reset { margin-top: .25rem; padding: .55rem; border-radius: var(--r-sm); background: hsl(var(--bg-alt)); font-size: var(--step--1); font-weight: 600; color: hsl(var(--text-soft)); transition: all var(--dur-fast) var(--ease-out); }
.a11y-reset:hover { background: hsl(var(--primary)); color: hsl(var(--cream)); }

/* ---- Polish pass (taste / impeccable / ui-ux-pro-max) ---- */
[id] { scroll-margin-top: calc(var(--header-h) + 1rem); } /* anchor offset under fixed header */
.btn:active { transform: translateY(0) scale(.98); }   /* tactile press on every button */
.menu-toggle:active, .t-arrow:active, .a11y-fab:active { transform: scale(.95); }
.lang-switch a:active, .menu-links a:active, .menu-lang-row a:active { transform: scale(.97); }
.btn, .menu-toggle, .t-arrow, .lang-switch a, .a11y-fab { -webkit-tap-highlight-color: transparent; }
@media (hover: none) { .problem-card:hover, .blog-card:hover, .service-card:hover { transform: none; } } /* no sticky hover on touch */

/* ---- Mobile optimisation ---- */
@media (max-width: 600px) {
    :root { --header-h: 3.9rem; }
    .container, .container-narrow { width: min(100% - 2rem, var(--container)); }
    .brand-lockup .brand { display: none; }         /* mobile: AG icon only, no wordmark */
    .header-right { gap: .45rem; }
    .menu-toggle { padding: .5rem; }
    .menu-toggle span { display: none; }           /* icon-only burger, frees space */
    .lang-switch { padding: 2px; }
    .lang-switch a { padding: .45rem .6rem; }       /* larger tap target */
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn { width: 100%; }
    .btn { padding-block: 1rem; }                   /* comfy tap height */
    .a11y { left: .8rem; bottom: .8rem; }
}
@media (max-width: 360px) {
    .menu-lang-row a { flex: 1; justify-content: center; }
}

/* ---- Utility ---- */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }
.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; }