/* =========================================================================
   PAUZA — Prémiové bezobslužné zóny občerstvení
   Industrial premium one-pager. Mobile-first.
   ========================================================================= */

:root {
    /* Palette — industrial dark with warm copper accent */
    --bg:           #0E0F11;
    --bg-elev:      #16181B;
    --bg-elev-2:    #1C1F23;
    --steel:        #2A2E33;
    --steel-2:      #3A3F46;
    --line:         rgba(255,255,255,0.07);
    --line-strong:  rgba(255,255,255,0.14);

    --copper:       #C8893A;      /* warm amber-copper */
    --copper-2:     #E0A85B;
    --copper-soft:  rgba(200,137,58,0.14);

    --text:         #F2EEE8;      /* warm white */
    --text-mute:    #A39E96;
    --text-dim:     #6E6962;

    /* Type */
    --font:         'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    --font-display: 'Fraunces', Georgia, serif;

    /* Spacing & shape */
    --r-sm: 6px;
    --r:    10px;
    --r-lg: 18px;

    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

/* ── Container ── */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
@media (min-width: 768px) { .container { padding: 0 40px; } }
@media (min-width: 1200px) { .container { padding: 0 56px; } }

/* ── Typography ── */
.eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--copper);
    margin: 0 0 16px;
}
h1, h2, h3 { margin: 0; font-weight: 600; line-height: 1.12; letter-spacing: -0.01em; }

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: var(--r);
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.005em;
    border: 1px solid transparent;
    transition: transform 0.25s var(--ease-out), background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.25s;
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
}
.btn--lg { padding: 16px 28px; font-size: 16px; min-height: 52px; }
.btn--primary {
    background: var(--copper);
    color: #1A1206;
    box-shadow: 0 1px 0 rgba(255,255,255,0.15) inset, 0 8px 24px -8px rgba(200,137,58,0.45);
}
.btn--primary:hover { background: var(--copper-2); transform: translateY(-1px); }
.btn--ghost {
    background: transparent;
    color: var(--text);
    border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--copper); color: var(--copper); }

/* ── Header ── */
.hdr {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(14,15,17,0.78);
    backdrop-filter: saturate(140%) blur(14px);
    -webkit-backdrop-filter: saturate(140%) blur(14px);
    border-bottom: 1px solid var(--line);
}
.hdr__row {
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 64px;
    padding-top: 12px; padding-bottom: 12px;
}
.hdr__brand {
    display: inline-flex; align-items: center; gap: 10px;
    font-weight: 700; letter-spacing: 0.14em; font-size: 14px;
}
.hdr__mark {
    width: 18px; height: 18px;
    background: linear-gradient(135deg, var(--copper) 0%, #6E4012 100%);
    border-radius: 3px;
    box-shadow: 0 0 0 1px rgba(255,255,255,0.08) inset;
    position: relative;
}
.hdr__mark::after {
    content: ""; position: absolute; inset: 4px;
    background: linear-gradient(180deg, rgba(255,255,255,0.4), rgba(255,255,255,0));
    border-radius: 2px;
}
.hdr__name { font-family: var(--font-display); font-weight: 500; letter-spacing: 0.2em; }
.hdr__nav { display: none; margin-left: auto; gap: 28px; }
.hdr__link {
    font-size: 14px; color: var(--text-mute); font-weight: 500;
    transition: color 0.2s;
}
.hdr__link:hover { color: var(--text); }
.hdr__cta { display: none; }
.hdr__burger {
    margin-left: auto;
    width: 44px; height: 44px;
    background: transparent;
    border: 1px solid var(--line-strong);
    border-radius: var(--r-sm);
    display: inline-flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 4px;
}
.hdr__burger span {
    display: block; width: 18px; height: 1.5px; background: var(--text);
    transition: transform 0.25s, opacity 0.2s;
}
.hdr__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.hdr__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hdr__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.hdr__mobile {
    display: none;
    flex-direction: column;
    padding: 16px 24px 24px;
    border-top: 1px solid var(--line);
    background: var(--bg-elev);
    gap: 4px;
}
.hdr__mobile.open { display: flex; }
.hdr__mobile-link {
    padding: 14px 4px;
    font-size: 17px;
    border-bottom: 1px solid var(--line);
    color: var(--text);
}
.hdr__mobile-cta { margin-top: 16px; }

@media (min-width: 960px) {
    .hdr__nav { display: inline-flex; }
    .hdr__cta { display: inline-flex; margin-left: 12px; }
    .hdr__burger { display: none; }
    .hdr__mobile, .hdr__mobile.open { display: none; }
}

/* ── Hero ── */
.hero {
    position: relative;
    overflow: hidden;
    padding: 80px 0 96px;
    background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(200,137,58,0.10) 0%, rgba(14,15,17,0) 60%), var(--bg);
}
@media (min-width: 768px) { .hero { padding: 120px 0 140px; } }
@media (min-width: 1024px) { .hero { padding: 160px 0 180px; } }

.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.hero__grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
}
.hero__beam {
    position: absolute;
    top: -20%; right: -10%;
    width: 60%; height: 80%;
    background: radial-gradient(ellipse at center, rgba(200,137,58,0.18), transparent 60%);
    filter: blur(40px);
}

.hero__inner { position: relative; max-width: 980px; }
.hero__h {
    font-family: var(--font-display);
    font-size: clamp(40px, 7vw, 84px);
    font-weight: 400;
    letter-spacing: -0.02em;
    margin: 0 0 24px;
    line-height: 1.04;
}
.hero__accent {
    color: var(--copper);
    font-style: italic;
    font-weight: 300;
}
.hero__lead {
    font-size: clamp(17px, 1.4vw, 20px);
    color: var(--text-mute);
    max-width: 640px;
    margin: 0 0 36px;
    line-height: 1.55;
}
.hero__cta {
    display: flex; flex-wrap: wrap; gap: 12px;
    margin-bottom: 48px;
}
.hero__bullets {
    list-style: none; padding: 0; margin: 0;
    display: grid; gap: 14px;
    border-top: 1px solid var(--line);
    padding-top: 28px;
}
.hero__bullets li {
    display: flex; align-items: center; gap: 14px;
    font-size: 15px; color: var(--text-mute);
}
.dot {
    flex-shrink: 0;
    width: 8px; height: 8px;
    background: var(--copper);
    border-radius: 50%;
    box-shadow: 0 0 0 3px var(--copper-soft);
}
@media (min-width: 768px) {
    .hero__bullets { grid-template-columns: repeat(3, 1fr); gap: 24px; }
}

/* ── Section common ── */
.section {
    padding: 80px 0;
    position: relative;
}
.section--alt { background: var(--bg-elev); }
@media (min-width: 768px) { .section { padding: 110px 0; } }

.sect-head { max-width: 760px; margin: 0 0 56px; }
.sect-h {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 400;
    letter-spacing: -0.01em;
    margin: 0 0 16px;
    line-height: 1.15;
}
.sect-lead {
    color: var(--text-mute);
    font-size: 17px;
    line-height: 1.6;
    margin: 0;
}

/* ── Grid ── */
.grid { display: grid; gap: 20px; }
@media (min-width: 640px) { .grid--3 { grid-template-columns: repeat(2, 1fr); } .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } .grid--4 { grid-template-columns: repeat(4, 1fr); } }

/* ── Cards (USPs) ── */
.card {
    background: var(--bg-elev-2);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 28px 24px;
    transition: border-color 0.3s, transform 0.3s var(--ease-out), background 0.3s;
    position: relative;
    overflow: hidden;
}
.card::before {
    content: "";
    position: absolute; top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--copper), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}
.card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.card:hover::before { opacity: 0.6; }
.card__num {
    font-family: var(--font-display);
    font-size: 40px;
    color: var(--copper);
    margin-bottom: 12px;
    font-weight: 500;
}
.card__icon {
    width: 44px; height: 44px;
    color: var(--copper);
    margin-bottom: 18px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--copper-soft);
    border-radius: var(--r-sm);
    padding: 8px;
}
.card__h { font-size: 19px; margin: 0 0 10px; font-weight: 600; }
.card__p { color: var(--text-mute); font-size: 15px; line-height: 1.55; margin: 0; }

/* ── Steps ── */
.steps {
    list-style: none; padding: 0; margin: 0;
    display: grid; gap: 24px;
    counter-reset: steps;
}
@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 28px; } }
.step {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 32px 28px;
    position: relative;
}
.step__num {
    font-family: var(--font-display);
    font-size: 14px;
    letter-spacing: 0.2em;
    color: var(--copper);
    margin-bottom: 20px;
    display: inline-block;
    padding: 6px 12px;
    border: 1px solid var(--copper);
    border-radius: 100px;
    background: var(--copper-soft);
}
.step__h { font-size: 22px; margin: 0 0 12px; font-weight: 600; }
.step__p { color: var(--text-mute); font-size: 15px; margin: 0; line-height: 1.6; }

/* ── Product cards ── */
.prod-grid { gap: 24px; }
.prod {
    background: var(--bg-elev-2);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: transform 0.35s var(--ease-out), border-color 0.3s;
}
.prod:hover { transform: translateY(-4px); border-color: var(--copper); }
.prod__img {
    aspect-ratio: 4 / 3;
    background-size: cover;
    background-position: center;
    background-color: var(--steel);
    border-bottom: 1px solid var(--line);
    position: relative;
}
.prod__img::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(14,15,17,0.7) 100%);
}
.prod__img--coffee  { background-image: url('https://images.unsplash.com/photo-1495474472287-4d71bcdd2085?auto=format&fit=crop&w=900&q=80'); }
.prod__img--drinks  { background-image: url('https://images.unsplash.com/photo-1625772299848-391b6a87d7b3?auto=format&fit=crop&w=900&q=80'); }
.prod__img--gifts   { background-image: url('https://images.unsplash.com/photo-1607082348824-0a96f2a4b9da?auto=format&fit=crop&w=900&q=80'); }
.prod__body { padding: 24px; }
.prod__tag {
    font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--copper); margin: 0 0 8px; font-weight: 600;
}
.prod__h { font-size: 20px; margin: 0 0 8px; font-weight: 600; }
.prod__p { color: var(--text-mute); font-size: 15px; margin: 0; line-height: 1.55; }

/* ── Two-column (pro koho + kontakt) ── */
.two-col {
    display: grid; gap: 48px;
}
@media (min-width: 900px) {
    .two-col { grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
}
.two-col__txt .sect-head { margin-bottom: 24px; }
.two-col__txt .btn { margin-top: 28px; }

.checklist { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.checklist li {
    position: relative; padding-left: 30px;
    font-size: 15px; color: var(--text);
}
.checklist li::before {
    content: "";
    position: absolute; left: 0; top: 9px;
    width: 14px; height: 8px;
    border-left: 2px solid var(--copper);
    border-bottom: 2px solid var(--copper);
    transform: rotate(-45deg);
}

/* ── Stat card ── */
.stat-card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 32px;
    position: relative;
}
.stat-card::before {
    content: "";
    position: absolute; inset: 0;
    background: radial-gradient(circle at 0% 0%, var(--copper-soft), transparent 50%);
    pointer-events: none;
    border-radius: var(--r-lg);
}
.stat-card__row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
    border-bottom: 1px solid var(--line);
    padding: 16px 0;
    position: relative;
}
.stat-card__row:first-child { padding-top: 0; }
.stat-card__row:last-of-type { border-bottom: none; }
.stat__n {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 38px);
    color: var(--copper);
    font-weight: 500;
    line-height: 1;
    margin-bottom: 6px;
}
.stat__l { font-size: 13px; color: var(--text-mute); letter-spacing: 0.04em; }
.stat-card__note {
    margin: 16px 0 0;
    font-size: 12px;
    color: var(--text-dim);
    line-height: 1.5;
    position: relative;
}

/* ── FAQ ── */
.faq { display: grid; gap: 12px; max-width: 880px; margin: 0 auto; }
.faq__item {
    background: var(--bg-elev-2);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 0;
    overflow: hidden;
    transition: border-color 0.25s;
}
.faq__item[open] { border-color: var(--line-strong); }
.faq__item summary {
    list-style: none;
    padding: 20px 24px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: color 0.2s;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
    content: "+";
    color: var(--copper);
    font-weight: 300;
    font-size: 24px;
    line-height: 1;
    transition: transform 0.25s var(--ease-out);
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item summary:hover { color: var(--copper); }
.faq__item p {
    margin: 0; padding: 0 24px 22px;
    color: var(--text-mute); font-size: 15px; line-height: 1.6;
}

/* ── Contact ── */
.section--contact {
    background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elev) 100%);
    border-top: 1px solid var(--line);
}
.two-col--contact { align-items: start; }

.contact-meta { margin-top: 32px; display: grid; gap: 0; border-top: 1px solid var(--line); }
.contact-meta__row {
    display: grid; grid-template-columns: 140px 1fr; gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    transition: color 0.2s;
}
a.contact-meta__row:hover .contact-meta__v { color: var(--copper); }
.contact-meta__l { font-size: 13px; color: var(--text-dim); letter-spacing: 0.05em; text-transform: uppercase; }
.contact-meta__v { font-size: 15px; color: var(--text); font-weight: 500; transition: color 0.2s; }

/* Form */
.form {
    background: var(--bg-elev-2);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 32px;
    display: grid; gap: 18px;
}
@media (min-width: 600px) { .form { padding: 40px; } }
.form__row { display: grid; gap: 18px; }
@media (min-width: 600px) { .form__row { grid-template-columns: 1fr 1fr; } }
.form__lbl {
    display: flex; flex-direction: column; gap: 6px;
}
.form__lbl--full { width: 100%; }
.form__lbl > span {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-mute);
    letter-spacing: 0.02em;
}
.form input, .form select, .form textarea {
    width: 100%;
    font: inherit;
    font-size: 15px;
    padding: 13px 14px;
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--line-strong);
    border-radius: var(--r-sm);
    transition: border-color 0.2s, background 0.2s;
    -webkit-appearance: none;
    appearance: none;
}
.form textarea { resize: vertical; font-family: inherit; line-height: 1.55; }
.form select {
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none' stroke='%23A39E96' stroke-width='1.5'><path d='M1 1l5 5 5-5'/></svg>");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 38px;
}
.form input:focus, .form select:focus, .form textarea:focus {
    outline: none;
    border-color: var(--copper);
    background: var(--bg);
    box-shadow: 0 0 0 3px var(--copper-soft);
}
.form input.invalid, .form textarea.invalid { border-color: #C84B3A; box-shadow: 0 0 0 3px rgba(200,75,58,0.18); }

.form__honey { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.form__bottom {
    display: flex; flex-direction: column; gap: 16px;
    margin-top: 8px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
}
@media (min-width: 600px) {
    .form__bottom { flex-direction: row; align-items: center; justify-content: space-between; }
}
.form__note { font-size: 12px; color: var(--text-dim); margin: 0; max-width: 380px; line-height: 1.5; }
.form__result {
    display: none;
    padding: 14px 16px;
    border-radius: var(--r-sm);
    font-size: 14px;
    line-height: 1.5;
}
.form__result.show { display: block; }
.form__result.ok    { background: rgba(80,160,90,0.12); border: 1px solid rgba(80,160,90,0.35); color: #B6E5BF; }
.form__result.err   { background: rgba(200,75,58,0.12); border: 1px solid rgba(200,75,58,0.4); color: #F2B6AC; }

/* ── Footer ── */
.ftr {
    border-top: 1px solid var(--line);
    background: var(--bg);
    padding: 48px 0 56px;
}
.ftr__row { display: grid; gap: 14px; }
.ftr__brand {
    display: inline-flex; align-items: center; gap: 10px;
    font-weight: 700; letter-spacing: 0.14em; font-size: 14px;
}
.ftr__brand span:last-child { font-family: var(--font-display); font-weight: 500; letter-spacing: 0.2em; }
.ftr__txt { color: var(--text-mute); margin: 0; font-size: 14px; }
.ftr__small { color: var(--text-dim); margin: 0; font-size: 12px; line-height: 1.6; }
.ftr__small a { color: var(--copper); }

/* ── Animations ── */
[data-anim] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
[data-anim].in {
    opacity: 1;
    transform: none;
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        transition-duration: 0.001ms !important;
    }
    [data-anim] { opacity: 1; transform: none; }
    html { scroll-behavior: auto; }
}

/* ── Selection ── */
::selection { background: var(--copper); color: #1A1206; }