/* Wopro SMS: veřejný web (úvodní stránka, ceník, dokumentace, podmínky). Světlý, zelený akcent, jemné animace.
   Animace se vypínají u lidí s nastavením „omezit pohyb“. */

/* ===== Hlavička ===== */
.top { background: rgba(255, 255, 255, .86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid transparent; position: sticky; top: 0; z-index: 100; transition: border-color .2s, box-shadow .2s, background .2s; }
.top.scrolled { border-bottom-color: var(--border); box-shadow: 0 6px 24px rgba(20, 38, 31, .05); background: rgba(255, 255, 255, .94); }
.topin { display: flex; align-items: center; gap: 22px; min-height: 68px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 800; font-size: 1.15rem; letter-spacing: -0.03em; }
.brand:hover { color: var(--text); }
.topnav { display: flex; gap: 2px; flex: 1; overflow-x: auto; scrollbar-width: none; }
.topnav a { color: var(--text-secondary); text-decoration: none; padding: 8px 14px; border-radius: 10px; white-space: nowrap; font-size: .93rem; font-weight: 600; }
.topnav a:hover { background: var(--sig-bg2); color: var(--text); }
.topnav a.on { background: var(--sig-bg); color: var(--sig-d); }
.topr { display: flex; gap: 8px; align-items: center; }

/* ===== Úvod ===== */
.hero { position: relative; overflow: hidden; padding: 72px 0 90px; background: linear-gradient(180deg, #eefaf4 0%, var(--bg) 100%); }
.hero .wrap { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; z-index: 1; pointer-events: none; }
.orb.o1 { width: 420px; height: 420px; background: #8ee9c1; top: -120px; right: -80px; animation: float1 14s ease-in-out infinite; }
.orb.o2 { width: 320px; height: 320px; background: #c6f0de; bottom: -140px; left: -60px; animation: float2 17s ease-in-out infinite; }
.orb.o3 { width: 220px; height: 220px; background: #bde6ff; top: 30%; left: 42%; opacity: .35; animation: float1 19s ease-in-out infinite reverse; }
@keyframes float1 { 0%, 100% { transform: translate(0, 0) scale(1); } 50% { transform: translate(-30px, 24px) scale(1.08); } }
@keyframes float2 { 0%, 100% { transform: translate(0, 0) scale(1); } 50% { transform: translate(34px, -22px) scale(1.1); } }
.tag { display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid #cdeedd; color: var(--sig-d); font-weight: 700; font-size: .82rem; padding: 5px 14px 5px 10px; border-radius: 99px; margin-bottom: 20px; box-shadow: var(--shadow-sm); }
.tag i { width: 8px; height: 8px; border-radius: 50%; background: var(--sig); box-shadow: 0 0 0 0 rgba(16, 185, 129, .6); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, .55); } 70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); } 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); } }
.hero h1 { font-size: clamp(2.3rem, 5.4vw, 3.7rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.08; }
.grad { background: linear-gradient(100deg, #059669 0%, #10b981 45%, #06b6d4 100%); -webkit-background-clip: text; background-clip: text; color: transparent; background-size: 200% 100%; animation: shimmer 6s ease-in-out infinite; }
@keyframes shimmer { 0%, 100% { background-position: 0% 0; } 50% { background-position: 100% 0; } }
.hero p.lead { font-size: 1.15rem; max-width: 33em; margin-top: 18px; }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.hero .hint { margin-top: 16px; }
.trust { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 26px; color: var(--text-secondary); font-size: .9rem; font-weight: 600; }
.trust span { display: inline-flex; align-items: center; gap: 7px; }
.trust svg { width: 17px; height: 17px; stroke: var(--sig-d); fill: none; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

/* Telefon a API vedle sebe */
.stage { position: relative; min-height: 500px; }
.phone { position: relative; z-index: 2; width: 300px; margin-left: auto; margin-right: 24px; background: #fff; border: 1px solid var(--border); border-radius: 34px; padding: 16px 14px 18px; box-shadow: var(--shadow-card), 0 0 0 8px rgba(255, 255, 255, .55); }
.phone::before { content: ""; display: block; width: 74px; height: 6px; border-radius: 6px; background: #e2ece6; margin: 0 auto 12px; }
.phone .who { display: flex; align-items: center; gap: 10px; padding: 0 4px 12px; border-bottom: 1px solid var(--border-soft); margin-bottom: 12px; }
.phone .who img { border-radius: 10px; }
.phone .who b { display: block; font-size: .92rem; line-height: 1.2; }
.phone .who small { color: var(--text-muted); font-size: .76rem; }
.msgs { min-height: 270px; display: flex; flex-direction: column; justify-content: flex-end; gap: 8px; }
#hero-msgs { justify-content: flex-start; min-height: 300px; }
.bub { background: #eef5f1; color: var(--text); border-radius: 18px 18px 18px 6px; padding: 10px 13px; max-width: 92%; font-size: .9rem; line-height: 1.45; animation: bubIn .35s cubic-bezier(.2, .9, .3, 1.2) both; transform-origin: left bottom; }
.bub small { display: block; color: var(--sig-d); margin-top: 3px; font-weight: 700; font-size: .74rem; }
.bub.me { background: var(--btn); color: #fff; margin-left: auto; border-radius: 18px 18px 6px 18px; transform-origin: right bottom; }
.bub.typing { display: inline-flex; gap: 4px; padding: 13px 16px; }
.bub.typing i { width: 7px; height: 7px; border-radius: 50%; background: #9db3a8; animation: dot 1.1s infinite; }
.bub.typing i:nth-child(2) { animation-delay: .15s; }
.bub.typing i:nth-child(3) { animation-delay: .3s; }
@keyframes dot { 0%, 60%, 100% { transform: translateY(0); opacity: .5; } 30% { transform: translateY(-5px); opacity: 1; } }
@keyframes bubIn { from { opacity: 0; transform: translateY(12px) scale(.9); } to { opacity: 1; transform: none; } }
.api { position: absolute; z-index: 3; left: 0; bottom: 10px; width: 330px; background: #0f2a22; color: #d3efe4; border-radius: 16px; padding: 14px 16px 16px; box-shadow: 0 24px 50px rgba(15, 42, 34, .35); font-family: var(--mono); font-size: .76rem; line-height: 1.65; }
.api .dots { display: flex; gap: 6px; margin-bottom: 8px; }
.api .dots i { width: 9px; height: 9px; border-radius: 50%; background: #2f5c4c; }
.api .dots i:first-child { background: #ff6b6b; }
.api .dots i:nth-child(2) { background: #ffd166; }
.api .dots i:nth-child(3) { background: #3ddc97; }
.api .m { color: #6ee7b7; }
.api .s { color: #ffd9a0; }
.api .ok { color: #6ee7b7; font-weight: 700; }
.api pre { margin: 0; padding: 0; background: none; border: 0; color: inherit; font-size: inherit; white-space: pre-wrap; min-height: 128px; }
.api .cur { display: inline-block; width: 7px; height: 13px; background: #6ee7b7; vertical-align: -2px; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.chip-float { position: absolute; z-index: 4; background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 8px 12px; font-size: .8rem; font-weight: 700; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 8px; }
.chip-float b { color: var(--sig-d); }
.chip-float.c1 { top: 6px; left: 30px; animation: bob 5s ease-in-out infinite; }
.chip-float.c2 { top: 150px; right: -6px; animation: bob 6s ease-in-out infinite .8s; }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
.chip-float .tick { width: 22px; height: 22px; border-radius: 50%; background: var(--sig-bg); display: grid; place-items: center; }
.chip-float .tick svg { width: 13px; height: 13px; stroke: var(--sig-d); stroke-width: 3; fill: none; stroke-linecap: round; stroke-linejoin: round; }

/* ===== Sekce ===== */
.sect { padding: 84px 0; position: relative; }
.sect.alt { background: #fff; border-block: 1px solid var(--border); }
.sect-head { text-align: center; max-width: 720px; margin: 0 auto 44px; }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--sig-d); margin-bottom: 10px; }
.sect-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); }
.sect-head p { color: var(--text-secondary); font-size: 1.05rem; }

.stats-band { padding: 0; margin-top: -46px; position: relative; z-index: 5; }
.stats-band .box { background: #fff; border: 1px solid var(--border); border-radius: 22px; box-shadow: var(--shadow-lg); display: grid; grid-template-columns: repeat(4, 1fr); }
.stats-band .it { padding: 26px 22px; text-align: center; border-right: 1px solid var(--border-soft); }
.stats-band .it:last-child { border-right: 0; }
.stats-band b { display: block; font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; color: var(--sig-d); line-height: 1.1; }
.stats-band span { color: var(--text-secondary); font-size: .9rem; }

.steps { counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; position: relative; }
.steps > div { background: #fff; border: 1px solid var(--border); border-radius: var(--r); padding: 28px 24px 24px; position: relative; transition: transform .25s, box-shadow .25s; }
.steps > div:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.steps > div::before { counter-increment: s; content: counter(s); position: absolute; top: -16px; left: 22px; background: linear-gradient(135deg, #10b981, #059669); color: #fff; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; box-shadow: 0 6px 14px rgba(16, 185, 129, .4); }
.steps p { color: var(--text-secondary); margin: 0; }

.tabs { background: #fff; border: 1px solid var(--border); border-radius: 18px; overflow: hidden; box-shadow: var(--shadow-md); margin-top: 38px; }
.tabbar { display: flex; gap: 2px; background: #f3f8f5; border-bottom: 1px solid var(--border); padding: 8px 8px 0; overflow-x: auto; }
.tabbar button { border: 0; background: transparent; padding: 10px 18px; font: inherit; font-weight: 700; font-size: .88rem; color: var(--text-secondary); cursor: pointer; border-radius: 10px 10px 0 0; white-space: nowrap; }
.tabbar button.on { background: #fff; color: var(--sig-d); box-shadow: 0 -2px 0 var(--sig) inset; }
.tabbody { position: relative; }
.tabbody pre { margin: 0; border: 0; border-radius: 0; background: #fff; padding: 22px 24px; min-height: 190px; }
.tabbody pre[hidden] { display: none; }
.copy { position: absolute; top: 12px; right: 12px; }

.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feat { background: #fff; border: 1px solid var(--border); border-radius: var(--r); padding: 26px 24px; position: relative; overflow: hidden; transition: transform .25s, box-shadow .25s, border-color .25s; }
.feat::after { content: ""; position: absolute; inset: auto -40% -60% auto; width: 180px; height: 180px; background: radial-gradient(circle, rgba(16, 185, 129, .16), transparent 70%); opacity: 0; transition: opacity .3s; }
.feat:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #bfe6d3; }
.feat:hover::after { opacity: 1; }
.feat .ic { width: 46px; height: 46px; border-radius: 14px; background: var(--sig-bg); color: var(--sig-d); display: grid; place-items: center; margin-bottom: 14px; }
.feat .ic svg { width: 23px; height: 23px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.feat p { color: var(--text-secondary); margin: 0; }
.sect.alt .feat { background: var(--sig-bg2); border-color: #dcf0e5; }

/* Interaktivní ukázka */
.demo { display: grid; grid-template-columns: 1.1fr 1fr; gap: 28px; align-items: start; background: #fff; border: 1px solid var(--border); border-radius: 26px; padding: 30px; box-shadow: var(--shadow-lg); }
.demo h3 { font-size: 1.2rem; }
.demo textarea { min-height: 120px; }
.demo .meta { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0 4px; }
.demo .meta span { background: #f3f8f5; border-radius: 10px; padding: 6px 12px; font-size: .84rem; color: var(--text-secondary); }
.demo .meta b { color: var(--text); }
.demo .sample { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.demo .sample button { border: 1.5px solid var(--border); background: #fff; border-radius: 99px; padding: 6px 13px; font: inherit; font-size: .82rem; font-weight: 600; cursor: pointer; color: var(--text-secondary); }
.demo .sample button:hover { border-color: var(--sig); color: var(--sig-d); background: var(--sig-bg2); }
.demo .phone { margin: 0 auto; width: 290px; }
.demo .status { margin-top: 10px; display: flex; justify-content: space-between; font-size: .78rem; color: var(--text-muted); }
.demo .status .st { font-weight: 700; color: var(--sig-d); }
.prog { height: 4px; border-radius: 4px; background: #e8f1ec; margin-top: 8px; overflow: hidden; }
.prog i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, #34d399, #059669); transition: width .6s ease; }
.demo .note { color: var(--text-muted); font-size: .82rem; margin-top: 10px; }

.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.calc input[type=range] { width: 100%; accent-color: var(--btn); height: 28px; }
.calc .vol { font-size: 2.6rem; font-weight: 800; letter-spacing: -0.04em; }
.calc .res { background: linear-gradient(135deg, #059669, #10b981); color: #fff; border-radius: 22px; padding: 30px; box-shadow: 0 24px 50px rgba(5, 150, 105, .28); }
.calc .res small { opacity: .85; display: block; font-weight: 600; }
.calc .res b { font-size: 3rem; letter-spacing: -0.04em; line-height: 1.1; display: block; margin: 4px 0 8px; font-variant-numeric: tabular-nums; }
.calc .res p { margin: 0; opacity: .92; font-size: .94rem; }

.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 0 20px; transition: box-shadow .2s, border-color .2s; }
.faq details[open] { box-shadow: var(--shadow-md); border-color: #bfe6d3; }
.faq summary { cursor: pointer; font-weight: 700; padding: 18px 0; list-style: none; display: flex; justify-content: space-between; gap: 14px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; line-height: 1; color: var(--sig-d); transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--text-secondary); padding-bottom: 18px; margin: 0; }

.cta-band { background: linear-gradient(135deg, #064e3b 0%, #059669 55%, #10b981 100%); color: #fff; border-radius: 28px; padding: 56px 40px; text-align: center; position: relative; overflow: hidden; }
.cta-band::before, .cta-band::after { content: ""; position: absolute; border-radius: 50%; background: rgba(255, 255, 255, .08); }
.cta-band::before { width: 320px; height: 320px; top: -140px; left: -80px; }
.cta-band::after { width: 240px; height: 240px; bottom: -110px; right: -50px; }
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, .88); font-size: 1.1rem; }
.cta-band .btn { background: #fff; color: #065f46; }
.cta-band .btn:hover { background: #ecfdf5; color: #065f46; }
.cta-band .btn.ghost { background: transparent; color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .6); }
.cta-band .btn.ghost:hover { background: rgba(255, 255, 255, .12); color: #fff; }

/* Objevení při posunu */
.js .rv { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1); }
.js .rv.in { opacity: 1; transform: none; }
.js .rv.d1 { transition-delay: .08s; } .js .rv.d2 { transition-delay: .16s; } .js .rv.d3 { transition-delay: .24s; }

/* ===== Patička ===== */
.foot { border-top: 1px solid var(--border); background: #fff; padding: 56px 0 28px; color: var(--text-secondary); font-size: .92rem; margin-top: 0; }
.foot-grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: 36px; }
.foot-brand p { margin: 14px 0 0; max-width: 28em; color: var(--text-secondary); }
.foot-brand .foot-pay { font-size: .84rem; color: var(--text-muted); }
.foot-title { font-size: .76rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--text); margin-bottom: 14px; }
.foot-grid a:not(.brand) { display: block; color: var(--text-secondary); text-decoration: none; padding: 4px 0; }
.foot-grid a:not(.brand):hover { color: var(--sig-d); }
.foot-bottom { display: flex; flex-wrap: wrap; gap: 8px 28px; justify-content: space-between; border-top: 1px solid var(--border-soft); margin-top: 40px; padding-top: 22px; font-size: .84rem; color: var(--text-muted); }

/* ===== Dokumentace a podmínky ===== */
.docs { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 48px; padding: 48px 0 80px; }
.docs nav { position: sticky; top: 92px; align-self: start; display: grid; gap: 2px; max-height: calc(100vh - 110px); overflow-y: auto; }
.docs nav .nt { font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); padding: 0 12px 8px; }
.docs nav a { color: var(--text-secondary); text-decoration: none; padding: 7px 12px; border-radius: 8px; font-size: .92rem; font-weight: 600; border-left: 2px solid transparent; }
.docs nav a:hover { background: var(--sig-bg2); color: var(--text); }
.docs nav a.on { background: var(--sig-bg); color: var(--sig-d); border-left-color: var(--sig); }
.docs article { min-width: 0; max-width: 820px; }
.docs h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin-bottom: .3em; }
.docs h2 { margin-top: 2.4em; padding-top: .4em; font-size: clamp(1.3rem, 2.4vw, 1.65rem); scroll-margin-top: 92px; }
.docs h2:first-of-type { margin-top: 1.6em; }
.docs h3 { margin-top: 1.6em; scroll-margin-top: 92px; }
.docs p, .docs li { color: var(--text-secondary); }
.docs li { margin-bottom: .45em; }
.docs strong { color: var(--text); }
.docs .upd { color: var(--text-muted); font-size: .9rem; }

@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .stage { min-height: 520px; max-width: 520px; margin-inline: auto; width: 100%; }
  .phone { margin-right: 0; margin-left: auto; }
  .steps, .feat-grid { grid-template-columns: 1fr; }
  .stats-band .box { grid-template-columns: 1fr 1fr; }
  .stats-band .it:nth-child(2) { border-right: 0; }
  .stats-band .it:nth-child(-n+2) { border-bottom: 1px solid var(--border-soft); }
  .demo, .calc { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
  .docs { grid-template-columns: 1fr; gap: 22px; padding-top: 28px; }
  .docs nav { position: static; display: flex; overflow-x: auto; max-height: none; gap: 4px; padding-bottom: 6px; }
  .docs nav .nt { display: none; }
  .docs nav a { white-space: nowrap; border-left: 0; background: #fff; border: 1px solid var(--border); }
}
@media (max-width: 640px) {
  .topin { gap: 8px; padding-block: 8px; }
  .topnav { order: 3; flex-basis: 100%; }
  .hero { padding: 40px 0 70px; }
  .api { width: 270px; font-size: .7rem; }
  .phone { width: 270px; }
  .sect { padding: 60px 0; }
  .cta-band { padding: 40px 22px; }
  .demo { padding: 20px; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .orb, .tag i, .grad, .chip-float, .cur, .bub, .bub.typing i { animation: none !important; }
  .js .rv { opacity: 1; transform: none; transition: none; }
}