/* ===================================================================
   LIW Vizione s.r.o. — firemní prezentace
   =================================================================== */

/* ---------- Self-hosted font Inter (woff2) ---------- */
/* latin-ext (česká diakritika) */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap;
  src: url('fonts/inter-latin-ext-400-normal.woff2') format('woff2');
  unicode-range: U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap;
  src: url('fonts/inter-latin-ext-500-normal.woff2') format('woff2');
  unicode-range: U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap;
  src: url('fonts/inter-latin-ext-600-normal.woff2') format('woff2');
  unicode-range: U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 700; font-display: swap;
  src: url('fonts/inter-latin-ext-700-normal.woff2') format('woff2');
  unicode-range: U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 800; font-display: swap;
  src: url('fonts/inter-latin-ext-800-normal.woff2') format('woff2');
  unicode-range: U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
/* latin */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap;
  src: url('fonts/inter-latin-400-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap;
  src: url('fonts/inter-latin-500-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap;
  src: url('fonts/inter-latin-600-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 700; font-display: swap;
  src: url('fonts/inter-latin-700-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 800; font-display: swap;
  src: url('fonts/inter-latin-800-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }

:root {
  --navy:      #0b1b34;
  --navy-700:  #12315e;
  --ink:       #1a2333;
  --muted:     #5b6472;
  --line:      #e6e9ef;
  --bg:        #ffffff;
  --bg-soft:   #f6f8fb;
  --accent:    #3b7df7;
  --accent-600:#2f6df6;
  --accent-050:#eaf1fe;
  --radius:    16px;
  --radius-sm: 12px;
  --shadow-sm: 0 1px 2px rgba(11,27,52,.06), 0 4px 16px rgba(11,27,52,.04);
  --shadow-md: 0 8px 30px rgba(11,27,52,.10);
  --maxw: 1140px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  overflow-x: hidden;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5 { color: var(--navy); line-height: 1.15; margin: 0; font-weight: 700; letter-spacing: -0.02em; }

a { color: var(--accent-600); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--navy); }

p { margin: 0 0 1rem; }

img, svg { max-width: 100%; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Odsazení kotev pod sticky hlavičku */
section[id] { scroll-margin-top: 88px; }

/* Viditelné zaostření pro klávesnicovou navigaci */
a:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--accent-600); outline-offset: 3px; border-radius: 6px;
}

/* ---------- Tlačítka ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-weight: 600; font-size: 16px; line-height: 1;
  padding: 15px 26px; border-radius: 12px;
  cursor: pointer; border: 1.5px solid transparent;
  transition: transform .12s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--accent-600); color: #fff; box-shadow: 0 6px 18px rgba(47,109,246,.28); }
.btn-primary:hover { background: #245ce0; color: #fff; transform: translateY(-1px); box-shadow: 0 10px 26px rgba(47,109,246,.34); }
.btn-ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--navy); color: var(--navy); transform: translateY(-1px); }
.btn-block { width: 100%; }

/* ---------- Hlavička ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.82);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 1px 0 rgba(11,27,52,.02); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--navy); }
.brand:hover { color: var(--navy); }
.brand-mark { display: inline-flex; }
.brand-text { font-size: 21px; font-weight: 800; letter-spacing: -0.02em; }
.brand-accent { color: var(--accent); font-weight: 600; }

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a { color: var(--ink); font-weight: 500; font-size: 16px; padding: 9px 14px; border-radius: 9px; }
.main-nav a:hover { color: var(--navy); background: var(--bg-soft); }
.main-nav .nav-cta { background: var(--navy); color: #fff; margin-left: 6px; padding: 10px 20px; }
.main-nav .nav-cta:hover { background: var(--navy-700); color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }

/* ---------- Hero (tmavý, výrazný) ---------- */
.hero { position: relative; overflow: hidden; padding: 104px 0 108px; background: var(--navy); color: #fff; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(60% 70% at 82% 8%, rgba(59,125,247,.38), transparent 60%),
    radial-gradient(45% 60% at 6% 100%, rgba(59,125,247,.16), transparent 60%),
    linear-gradient(160deg, #0d2247 0%, var(--navy) 55%, #081428 100%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(90% 80% at 75% 0%, #000 25%, transparent 78%);
  mask-image: radial-gradient(90% 80% at 75% 0%, #000 25%, transparent 78%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 56px; align-items: center;
}
.hero-copy { max-width: 620px; min-width: 0; }
.hero-visual { min-width: 0; }
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent-600); margin: 0 0 18px;
}
.hero .eyebrow { color: #7fb0ff; }
.hero h1 { color: #fff; font-size: clamp(2.3rem, 5vw, 3.7rem); font-weight: 800; letter-spacing: -0.03em; }
.hero-lead { font-size: clamp(1.05rem, 2vw, 1.28rem); color: #b6c6df; margin: 24px 0 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-lg { padding: 17px 34px; font-size: 17px; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 8px 26px;
  margin: 28px 0 0; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.12); max-width: 560px;
}
.hero-trust span { position: relative; padding-left: 26px; font-size: .9rem; font-weight: 500; color: #aebfd8; }
.hero-trust span::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 16px; height: 16px;
  border-radius: 50%; background: rgba(127,176,255,.18);
}
.hero-trust span::after {
  content: ""; position: absolute; left: 5px; top: 6px; width: 6px; height: 3px;
  border-left: 2px solid #7fb0ff; border-bottom: 2px solid #7fb0ff; transform: rotate(-45deg);
}

/* Mock okno – „dashboard" informačního systému */
.hero-visual { position: relative; }
.mock-window {
  background: #fff; border-radius: 16px; overflow: hidden;
  box-shadow: 0 30px 70px rgba(3,10,25,.5), 0 4px 14px rgba(3,10,25,.3);
  transform: perspective(1600px) rotateY(-9deg) rotateX(3deg);
  transform-origin: center;
}
.mock-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 13px 16px; background: #f1f4f9; border-bottom: 1px solid var(--line);
}
.mock-bar > span { width: 11px; height: 11px; border-radius: 50%; background: #cfd6e2; }
.mock-bar > span:nth-child(1) { background: #ff6159; }
.mock-bar > span:nth-child(2) { background: #ffbd2e; }
.mock-bar > span:nth-child(3) { background: #28c840; }
.mock-bar em { margin-left: 10px; font-style: normal; font-size: .78rem; font-weight: 600; color: var(--muted); }
.mock-body { padding: 20px; }
.mock-tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 18px; }
.mock-tile { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 11px; padding: 14px; }
.mock-tile b { display: block; font-size: 1.5rem; font-weight: 800; color: var(--navy); letter-spacing: -0.02em; }
.mock-tile i { font-style: normal; font-size: .76rem; color: var(--muted); }
.mock-tile.accent { background: var(--accent-050); border-color: #cfe0fe; }
.mock-tile.accent b { color: var(--accent-600); }
.mock-chart {
  display: flex; align-items: flex-end; gap: 9px; height: 96px;
  padding: 14px 4px 0; border-top: 1px solid var(--line); margin-bottom: 16px;
}
.mock-chart span { flex: 1; background: linear-gradient(180deg, var(--accent), #7fb0ff); border-radius: 5px 5px 0 0; opacity: .9; }
.mock-chart span:last-child { background: linear-gradient(180deg, var(--navy), #2f6df6); opacity: 1; }
.mock-rows { display: flex; flex-direction: column; gap: 10px; }
.mock-row { display: flex; align-items: center; gap: 12px; }
.mock-row > span:first-child { width: 34px; height: 8px; border-radius: 4px; background: #dbe2ee; }
.mock-row > span:last-child { flex: 1; height: 8px; border-radius: 4px; background: #eef1f6; }

/* ---------- Sekce ---------- */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-soft); border-block: 1px solid var(--line); }
.section-head { max-width: 720px; margin: 0 0 48px; }
.section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); font-weight: 800; margin-top: 8px; }
.section-lead { color: var(--muted); font-size: 1.1rem; margin-top: 16px; }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ---------- Karty služeb ---------- */
.card {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm);
  transition: transform .16s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: #d4dbe6; }
.card-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-050); color: var(--accent-600); margin-bottom: 18px;
}
.card-icon svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.card p { color: var(--muted); margin: 0; font-size: .98rem; }

/* ---------- Produkty ---------- */
.product-card {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px; box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
  transition: transform .16s ease, box-shadow .18s ease;
}
.product-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--accent), #12315e);
}
.product-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.product-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.product-badge {
  font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em;
  background: var(--navy); color: #fff; padding: 7px 14px; border-radius: 9px;
}
.product-tag { font-size: .82rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--accent-600); background: var(--accent-050); padding: 5px 11px; border-radius: 20px; }
.product-card h3 { font-size: 1.3rem; margin-bottom: 12px; }
.product-card > p { color: var(--muted); }
.product-features { list-style: none; margin: 20px 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; }
.product-features li { position: relative; padding-left: 26px; font-size: .95rem; color: var(--ink); }
.product-features li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 16px; height: 16px;
  background: var(--accent-050);
  border-radius: 50%;
}
.product-features li::after {
  content: ""; position: absolute; left: 5px; top: 10px; width: 6px; height: 3px;
  border-left: 2px solid var(--accent-600); border-bottom: 2px solid var(--accent-600);
  transform: rotate(-45deg);
}
.products-note { text-align: center; margin: 40px 0 0; color: var(--muted); }

/* ---------- Hodnoty ---------- */
.values .value {
  padding: 26px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg);
  transition: border-color .18s ease, box-shadow .18s ease;
}
.values .value:hover { border-color: #d4dbe6; box-shadow: var(--shadow-sm); }
.value-num { display: block; font-size: .85rem; font-weight: 800; color: var(--accent); letter-spacing: .08em; margin-bottom: 12px; }
.value h3 { font-size: 1.12rem; margin-bottom: 8px; }
.value p { color: var(--muted); margin: 0; font-size: .96rem; }

/* ---------- Kontakt ---------- */
.section-contact { background: var(--bg-soft); border-top: 1px solid var(--line); }
.contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: start; }

.contact-form-wrap {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px; box-shadow: var(--shadow-sm);
}
.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; display: flex; flex-direction: column; }
.field label, .checkbox { font-size: .92rem; font-weight: 600; color: var(--navy); margin-bottom: 7px; }
.req { color: var(--accent-600); }
.field input, .field textarea {
  font-family: inherit; font-size: 16px; color: var(--ink);
  padding: 13px 15px; border: 1.5px solid var(--line); border-radius: 11px; background: #fdfdfe;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
.field input::placeholder, .field textarea::placeholder { color: #a7aeba; }
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent); background: #fff;
  box-shadow: 0 0 0 4px rgba(59,125,247,.14);
}
.field textarea { resize: vertical; min-height: 120px; }
.field.invalid input, .field.invalid textarea { border-color: #e5484d; box-shadow: 0 0 0 4px rgba(229,72,77,.12); }

.checkbox { display: flex; align-items: flex-start; gap: 10px; font-weight: 500; color: var(--muted); margin: 4px 0 20px; cursor: pointer; }
.checkbox input { margin-top: 3px; width: 18px; height: 18px; accent-color: var(--accent-600); flex-shrink: 0; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-status { margin: 16px 0 0; font-size: .95rem; font-weight: 600; display: none; }
.form-status.show { display: block; }
.form-status.ok { color: #157347; }
.form-status.err { color: #e5484d; }
.form-note { margin: 12px 0 0; font-size: .82rem; color: var(--muted); }

/* Kontaktní panel */
.contact-info { background: var(--navy); color: #fff; border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow-md); }
.contact-info h3 { color: #fff; font-size: 1.25rem; margin-bottom: 20px; }
.contact-list { list-style: none; margin: 0 0 26px; padding: 0; }
.contact-list li { padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.10); display: flex; flex-direction: column; gap: 3px; }
.contact-list li:first-child { padding-top: 0; }
.ci-label { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: #8fa6c9; font-weight: 600; }
.contact-list a { color: #fff; font-weight: 600; font-size: 1.06rem; }
.contact-list a:hover { color: var(--accent); }

.company-details h4 { color: #fff; font-size: 1rem; margin-bottom: 14px; padding-top: 4px; }
.company-details dl { margin: 0; }
.company-details dl > div { display: flex; justify-content: space-between; gap: 16px; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.08); font-size: .92rem; }
.company-details dt { color: #8fa6c9; }
.company-details dd { margin: 0; color: #eef2f8; text-align: right; font-weight: 500; }

/* ---------- Patička ---------- */
.site-footer { background: var(--navy); color: #c7d2e4; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1.6fr; gap: 32px; padding: 56px 24px 40px; }
.footer-logo { display: flex; align-items: center; gap: 11px; }
.footer-brand .brand-text { color: #fff; font-size: 1.35rem; font-weight: 800; }
.footer-brand .brand-accent { color: var(--accent); }
.footer-brand p { margin: 14px 0 0; color: #93a2bd; font-size: .95rem; max-width: 280px; }
.footer-col { display: flex; flex-direction: column; }
.footer-col h5 { color: #fff; font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 16px; font-weight: 700; }
.footer-col a { color: #c7d2e4; padding: 5px 0; font-size: .96rem; }
.footer-col a:hover { color: #fff; }
.footer-legal p { margin: 0 0 8px; color: #93a2bd; font-size: .88rem; line-height: 1.5; }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  padding: 22px 24px; border-top: 1px solid rgba(255,255,255,.10);
}
.footer-bottom p { margin: 0; font-size: .85rem; color: #7e8eb0; }
.footer-bottom a { color: #c7d2e4; }
.footer-bottom a:hover { color: #fff; }

/* ---------- Právní / obsahová stránka ---------- */
.page-header { background: var(--bg-soft); border-bottom: 1px solid var(--line); padding: 56px 0 44px; }
.page-header .eyebrow { color: var(--accent-600); }
.page-header h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 800; letter-spacing: -0.03em; }
.page-header .updated { margin: 14px 0 0; color: var(--muted); font-size: .95rem; }
.breadcrumb { margin: 0 0 18px; font-size: .9rem; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--navy); }

.legal { padding: 56px 0 80px; }
.legal .container { max-width: 800px; }
.legal h2 { font-size: 1.4rem; font-weight: 800; margin: 40px 0 12px; }
.legal h2:first-child { margin-top: 0; }
.legal h3 { font-size: 1.08rem; margin: 24px 0 8px; }
.legal p, .legal li { color: #3a4351; }
.legal ul { margin: 0 0 1rem; padding-left: 22px; }
.legal li { margin-bottom: 7px; }
.legal .lead { font-size: 1.12rem; color: var(--muted); }
.legal dl.facts { margin: 8px 0 1rem; display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; }
.legal dl.facts dt { color: var(--muted); }
.legal dl.facts dd { margin: 0; color: var(--ink); font-weight: 500; }
.legal .note {
  background: var(--bg-soft); border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: 12px; padding: 16px 20px; margin: 24px 0; font-size: .96rem;
}

/* ---------- Responzivita ---------- */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .main-nav {
    position: fixed; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 14px 20px 20px; box-shadow: var(--shadow-md);
    transform: translateY(-140%); opacity: 0; pointer-events: none;
    transition: transform .25s ease, opacity .25s ease;
  }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 12px 14px; font-size: 1.05rem; }
  .main-nav .nav-cta { margin-left: 0; text-align: center; margin-top: 6px; }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero { padding: 56px 0 64px; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 44px; }
  .hero-copy { max-width: none; }
  .mock-window { transform: none; }
  .section { padding: 60px 0; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .contact-form .form-row { grid-template-columns: 1fr; gap: 0; }
  .product-features { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .contact-form-wrap, .contact-info, .product-card { padding: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}