/* =====================================================================
   CallStep — Landing page styles
   Design system: App Store landing + Social Proof (ui-ux-pro-max)
   Primary blue #155DFC · CTA orange #F97316 · Poppins / Open Sans
   ===================================================================== */

/* ---------- Design tokens ---------- */
:root{
  --brand:#155DFC;        /* brand blue (primary) */
  --brand-600:#0B4DE6;    /* hover */
  --brand-700:#0B3FB5;    /* deep — text on light */
  --brand-light:#5B8CFF;
  --accent:#F97316;       /* orange-500 — CTA */
  --accent-600:#EA580C;

  --ink:#0F1A3D;          /* deep navy — headings */
  --body:#334155;         /* slate-700 — body text */
  --muted:#64748B;        /* slate-500 */
  --line:#E2E8F0;         /* slate-200 */
  --surface:#FFFFFF;
  --bg:#EEF3FF;           /* blue-50 tint */
  --bg-tint:#F6F9FF;

  --radius:16px;
  --radius-lg:24px;
  --radius-pill:999px;

  --shadow-sm:0 1px 2px rgba(15,33,84,.06), 0 2px 8px rgba(15,33,84,.05);
  --shadow:0 10px 30px -12px rgba(15,33,84,.18), 0 4px 12px rgba(15,33,84,.06);
  --shadow-lg:0 30px 60px -20px rgba(15,33,84,.28), 0 12px 24px rgba(15,33,84,.10);
  --shadow-accent:0 14px 30px -10px rgba(249,115,22,.45);

  --maxw:1180px;
  --gradient:linear-gradient(135deg,#1450E6 0%,#155DFC 50%,#5B8CFF 100%);

  /* z-index scale */
  --z-nav:50; --z-toast:40; --z-float:30; --z-base:10;
}

/* ---------- Reset / base ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scrollbar-gutter:stable both-edges}
body{
  font-family:"Open Sans",system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--body);
  background:var(--surface);
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:"Poppins",system-ui,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);line-height:1.18;font-weight:700;letter-spacing:-.01em}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
strong{font-weight:700;color:var(--ink)}
:focus-visible{outline:3px solid var(--brand-light);outline-offset:2px;border-radius:6px}

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

/* ---------- Buttons ---------- */
.btn{
  --bg:var(--brand);--fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:"Poppins",sans-serif;font-weight:600;font-size:.95rem;
  padding:.72rem 1.3rem;border-radius:var(--radius-pill);
  border:1px solid transparent;cursor:pointer;
  background:var(--bg);color:var(--fg);
  transition:background-color .2s ease, box-shadow .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{padding:.5rem 1rem;font-size:.875rem}
.btn-lg{padding:.95rem 1.7rem;font-size:1.02rem}
.btn-block{width:100%}
.btn-accent{--bg:var(--accent);box-shadow:var(--shadow-accent)}
.btn-accent:hover{background:var(--accent-600)}
.btn-ghost{--bg:transparent;--fg:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-700);background:var(--bg)}
.btn-outline{--bg:transparent;--fg:var(--brand-700);border-color:#c5d6ff}
.btn-outline:hover{background:var(--bg);border-color:var(--brand)}
.btn-light{--bg:#fff;--fg:var(--brand-700)}
.btn-light:hover{background:#eff6ff}

.link-muted{color:var(--muted);font-weight:600;font-size:.9rem;transition:color .2s}
.link-muted:hover{color:var(--ink)}
.link-accent{color:var(--accent-600);font-weight:700;transition:color .2s}
.link-accent:hover{color:var(--accent)}

/* ---------- Shared section bits ---------- */
.section{padding:88px 0}
.section-head{max-width:760px;margin:0 auto 52px;text-align:center}
.eyebrow{
  display:inline-block;font-family:"Poppins",sans-serif;font-weight:600;font-size:.78rem;
  text-transform:uppercase;letter-spacing:.12em;color:var(--brand-600);
  background:#e4ecff;padding:.34rem .8rem;border-radius:var(--radius-pill);margin-bottom:1rem;
}
.section-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem);margin-bottom:.8rem}
.section-lead{color:var(--muted);font-size:1.06rem;max-width:640px;margin-inline:auto}

.badge{
  display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.82rem;
  color:var(--brand-700);background:#e4ecff;border:1px solid #c5d6ff;
  padding:.4rem .85rem;border-radius:var(--radius-pill);margin-bottom:1.1rem;
}
.badge-light{color:#fff;background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.3)}

/* ---------- Cards / grids ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow-sm);transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover{box-shadow:var(--shadow);border-color:#c5d6ff;transform:translateY(-4px)}

/* =====================================================================
   NAVBAR
   ===================================================================== */
.navbar{
  position:fixed;top:16px;left:0;right:0;z-index:var(--z-nav);
  transition:top .25s ease;
}
.nav-inner{
  position:relative;
  display:flex;align-items:center;gap:24px;
  background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:.55rem .8rem .55rem 1.1rem;box-shadow:var(--shadow-sm);
}
.navbar.scrolled .nav-inner{box-shadow:var(--shadow)}
.brand{display:inline-flex;align-items:center;font-family:"Poppins",sans-serif;font-weight:700;color:var(--ink);font-size:1.1rem}
.brand-dim{color:var(--brand-600);font-weight:600}
.nav-links{display:flex;align-items:center;gap:6px;margin-inline:auto}
.nav-links a{padding:.5rem .85rem;border-radius:var(--radius-pill);font-weight:600;font-size:.92rem;color:var(--body);transition:background-color .2s,color .2s}
.nav-links a:hover{background:var(--bg);color:var(--brand-700)}
.nav-actions{display:flex;align-items:center;gap:12px}
.lang-toggle{
  display:inline-flex;align-items:center;gap:2px;font-family:"Poppins",sans-serif;font-weight:600;font-size:.8rem;
  color:var(--muted);background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:.4rem .7rem;cursor:pointer;transition:color .2s,border-color .2s;
}
.lang-toggle:hover{border-color:var(--brand);color:var(--brand-700)}
.lang-sep{opacity:.5;margin:0 1px}
.lang-toggle .lang-en,.lang-toggle .lang-zh{transition:color .2s}
html[data-lang="en"] .lang-toggle .lang-en{color:var(--brand-700)}
html[data-lang="zh"] .lang-toggle .lang-zh{color:var(--brand-700)}

.nav-burger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;align-items:center;justify-content:center;background:var(--bg);border:1px solid var(--line);border-radius:12px;cursor:pointer}
.nav-burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s,opacity .25s}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* =====================================================================
   HERO
   ===================================================================== */
.hero{position:relative;padding:130px 0 60px;background:
   radial-gradient(1100px 520px at 78% -8%, #e4ecff 0%, rgba(224,242,254,0) 60%),
   radial-gradient(900px 480px at 8% 4%, #eef3ff 0%, rgba(240,249,255,0) 55%),
   #ffffff;overflow:hidden}
.hero-glow{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(460px 360px at 72% 32%, rgba(21,93,252,.18), transparent 70%);}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative}
.hero-copy h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:800;margin-bottom:1.1rem}
.hero-sub{font-size:1.12rem;color:var(--body);max-width:560px;margin-bottom:1.6rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:.85rem}
.hero-note{font-size:.9rem;color:var(--muted);margin-bottom:1.8rem}
.hero-proof{display:flex;align-items:center;gap:14px}
.avatars{display:flex}
.avatars img{width:40px;height:40px;border-radius:50%;border:3px solid #fff;object-fit:cover;margin-left:-12px;box-shadow:var(--shadow-sm)}
.avatars img:first-child{margin-left:0}
.proof-text{font-size:.92rem;color:var(--muted)}
.proof-text strong{color:var(--ink)}

/* trust strip */
.trust-strip{display:flex;flex-wrap:wrap;gap:10px 30px;justify-content:center;align-items:center;
  margin-top:54px;padding-top:30px;border-top:1px solid var(--line)}
.trust-strip li{position:relative;color:var(--muted);font-weight:600;font-size:.86rem;letter-spacing:.01em}
.trust-strip li::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--brand);margin-right:9px;vertical-align:middle}

/* ---------- Device mockup ---------- */
.hero-visual{position:relative;display:flex;justify-content:center}
.device{
  position:relative;width:300px;aspect-ratio:300/620;background:#0c1733;border-radius:42px;
  padding:12px;box-shadow:var(--shadow-lg), 0 44px 90px -34px rgba(21,93,252,.5);border:1px solid #14223f;
}
.device::after{content:"";position:absolute;inset:0;border-radius:42px;border:1px solid rgba(255,255,255,.06);pointer-events:none}
.device-notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:120px;height:24px;background:#0b2536;border-radius:0 0 16px 16px;z-index:2}
.device-screen{position:relative;height:100%;background:
   radial-gradient(160px 120px at 80% 0%, rgba(21,93,252,.10), transparent 70%),
   linear-gradient(180deg,#ffffff 0%,#eef3ff 100%);border-radius:32px;padding:40px 18px 18px;overflow:hidden;display:flex;flex-direction:column;gap:12px}
.device-sm{width:280px}

.call-head{display:flex;justify-content:space-between;align-items:center}
.live-dot{display:inline-flex;align-items:center;gap:6px;font-family:"Poppins",sans-serif;font-weight:700;font-size:.7rem;letter-spacing:.08em;color:#16a34a;background:#dcfce7;padding:.2rem .55rem;border-radius:var(--radius-pill)}
.live-dot i{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:pulse 1.8s infinite}
.call-time{font-family:"Poppins",sans-serif;font-weight:600;color:var(--muted);font-size:.82rem}
.call-caller{display:flex;flex-direction:column;gap:2px;padding:6px 2px}
.call-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:700}
.call-num{font-family:"Poppins",sans-serif;font-weight:700;color:var(--ink);font-size:1.15rem}
.call-via{font-size:.74rem;color:var(--brand-600);font-weight:600}

.waveform{display:flex;align-items:center;gap:3px;height:34px;padding:0 2px}
.waveform span{flex:1;background:var(--brand);border-radius:3px;height:30%;animation:wave 1.1s ease-in-out infinite}
.waveform span:nth-child(odd){background:var(--brand-light)}
.waveform span:nth-child(1){animation-delay:0s}.waveform span:nth-child(2){animation-delay:.08s}
.waveform span:nth-child(3){animation-delay:.16s}.waveform span:nth-child(4){animation-delay:.24s}
.waveform span:nth-child(5){animation-delay:.32s}.waveform span:nth-child(6){animation-delay:.40s}
.waveform span:nth-child(7){animation-delay:.48s}.waveform span:nth-child(8){animation-delay:.56s}
.waveform span:nth-child(9){animation-delay:.64s}.waveform span:nth-child(10){animation-delay:.72s}
.waveform span:nth-child(11){animation-delay:.80s}.waveform span:nth-child(12){animation-delay:.88s}

.transcript{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.bubble{font-size:.78rem;line-height:1.45;padding:.5rem .7rem;border-radius:14px;max-width:88%}
.bubble.in{background:#fff;border:1px solid var(--line);color:var(--body);border-bottom-left-radius:5px;align-self:flex-start}
.bubble.ai{background:var(--gradient);color:#fff;border-bottom-right-radius:5px;align-self:flex-end}
.call-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.chip{font-size:.68rem;font-weight:600;color:var(--muted);background:#fff;border:1px solid var(--line);padding:.28rem .55rem;border-radius:var(--radius-pill)}
.chip-good{color:#0b3fb5;background:#e4ecff;border-color:#c5d6ff}

/* float cards */
.float-card{
  position:absolute;display:flex;align-items:center;gap:10px;background:#fff;
  border:1px solid var(--line);border-radius:14px;padding:.7rem .85rem;box-shadow:var(--shadow);z-index:var(--z-float);
}
.float-card strong{display:block;font-family:"Poppins",sans-serif;font-size:.82rem}
.float-card small{display:block;color:var(--muted);font-size:.72rem}
.fc-ic{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#e4ecff;color:var(--brand-600);flex:0 0 auto}
.fc-ic.accent{background:#ffedd5;color:var(--accent-600)}
.fc-1{top:60px;left:-26px;animation:floaty 5s ease-in-out infinite}
.fc-2{bottom:70px;right:-30px;animation:floaty 5s ease-in-out infinite .8s}

/* =====================================================================
   PROBLEM
   ===================================================================== */
.problem{background:var(--bg-tint)}
.pain-ic{display:grid;place-items:center;width:50px;height:50px;border-radius:14px;background:#fff1f2;color:#e11d48;margin-bottom:1.1rem}
.pain h3{font-size:1.18rem;margin-bottom:.5rem}
.pain p{color:var(--muted);font-size:.96rem}
.problem-kicker{text-align:center;margin-top:40px;font-family:"Poppins",sans-serif;font-weight:600;font-size:1.15rem;color:var(--ink)}

/* =====================================================================
   VALUE
   ===================================================================== */
.value-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.value-copy h2{font-size:clamp(1.7rem,3.4vw,2.4rem);margin-bottom:.7rem}
.value-list{margin:1.4rem 0;display:flex;flex-direction:column;gap:.85rem}
.value-list li{position:relative;padding-left:2rem;color:var(--body);font-size:1rem}
.value-list li::before{content:"";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;
  background:#dcfce7 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2316a34a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/14px no-repeat}
.value-foot{font-family:"Poppins",sans-serif;font-weight:600;color:var(--brand-700)}
.value-visual{display:flex;justify-content:center}
.loop-card{width:100%;max-width:360px;background:var(--gradient);color:#fff;border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-lg)}
.loop-ic{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.18);margin-bottom:1rem}
.loop-card p{font-size:1.25rem;margin-bottom:1.2rem}
.loop-card p strong{color:#fff}
.loop-steps{counter-reset:loop;display:flex;flex-direction:column;gap:.7rem}
.loop-steps li{counter-increment:loop;position:relative;padding-left:2.4rem;font-weight:600;color:rgba(255,255,255,.95)}
.loop-steps li::before{content:counter(loop);position:absolute;left:0;top:-1px;width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.2);display:grid;place-items:center;font-family:"Poppins",sans-serif;font-size:.8rem}

/* =====================================================================
   FEATURES
   ===================================================================== */
.feature-grid{gap:24px}
.feature{display:flex;flex-direction:column}
.feat-ic{display:grid;place-items:center;width:54px;height:54px;border-radius:15px;background:var(--gradient);color:#fff;margin-bottom:1.15rem;box-shadow:0 10px 20px -8px rgba(21,93,252,.6)}
.feature h3{font-size:1.2rem;margin-bottom:.5rem}
.feature p{color:var(--muted);font-size:.95rem;flex:1}
.tagline{display:flex;flex-wrap:wrap;gap:6px;margin-top:1.1rem}
.tagline li{font-size:.74rem;font-weight:600;color:var(--brand-700);background:#e4ecff;padding:.26rem .6rem;border-radius:var(--radius-pill)}

/* =====================================================================
   HOW IT WORKS
   ===================================================================== */
.how{background:var(--bg-tint)}
.how-grid{display:grid;grid-template-columns:1fr .85fr;gap:54px;align-items:center}
.how-copy h2{font-size:clamp(1.7rem,3.4vw,2.4rem);margin-bottom:1.6rem;max-width:480px}
.steps{display:flex;flex-direction:column;gap:1.5rem}
.steps li{display:flex;gap:18px;align-items:flex-start}
.step-no{flex:0 0 auto;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:#fff;border:2px solid var(--brand);color:var(--brand-700);font-family:"Poppins",sans-serif;font-weight:700}
.steps h3{font-size:1.12rem;margin-bottom:.25rem}
.steps p{color:var(--muted);font-size:.96rem}
.how-visual{display:flex;justify-content:center}

/* mini dashboard UI */
.mini-ui{padding:18px;gap:9px;background:linear-gradient(180deg,#ffffff,#eef3ff)}
.mini-top{display:flex;justify-content:space-between;align-items:center;font-family:"Poppins",sans-serif;font-weight:700;color:var(--ink);font-size:.86rem}
.mini-badge{font-size:.66rem;font-weight:700;color:#16a34a;background:#dcfce7;padding:.2rem .5rem;border-radius:var(--radius-pill)}
.mini-row{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:.45rem .6rem}
.mini-dot{width:8px;height:8px;border-radius:50%;flex:0 0 auto}
.mini-dot.ok{background:#22c55e}.mini-dot.warn{background:#f59e0b}
.mini-name{font-size:.74rem;font-weight:600;color:var(--body);flex:1}
.mini-tag{font-size:.64rem;font-weight:700;color:var(--brand-700);background:#e4ecff;padding:.16rem .45rem;border-radius:var(--radius-pill)}
.mini-tag.amber{color:#b45309;background:#fef3c7}
.mini-bars{display:flex;align-items:flex-end;gap:6px;height:70px;padding:8px 4px 0}
.mini-bars i{flex:1;background:var(--gradient);border-radius:4px 4px 2px 2px;opacity:.9}
.mini-foot{display:flex;justify-content:space-between;align-items:center;font-size:.76rem;color:var(--muted);border-top:1px solid var(--line);padding-top:8px;margin-top:2px}
.mini-foot strong{color:#16a34a}

/* =====================================================================
   COMPARISON
   ===================================================================== */
.compare-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--line)}
.compare-table{width:100%;min-width:640px;border-collapse:collapse;background:#fff;overflow:hidden}
.compare-table th,.compare-table td{padding:1rem 1.2rem;text-align:left;border-bottom:1px solid var(--line);font-size:.95rem;vertical-align:top}
.compare-table thead th{font-family:"Poppins",sans-serif;font-size:.92rem;color:var(--ink);background:var(--bg-tint)}
.compare-table td:first-child,.compare-table th:first-child{font-weight:600;color:var(--ink)}
.compare-table td:nth-child(2){color:var(--muted)}
.compare-table .ours{background:#eef3ff}
.compare-table thead th.ours{background:var(--gradient);color:#fff}
.compare-table tbody td.ours{font-weight:600;color:var(--brand-700)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table td.ours::before{content:"✓ ";color:#16a34a;font-weight:800}
.compare-hint{display:none;text-align:center;color:var(--muted);font-size:.82rem;margin-top:12px}

/* =====================================================================
   USE CASES
   ===================================================================== */
.usecases{background:var(--bg-tint)}
.grid-uc{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.uc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s}
.uc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.uc-img{aspect-ratio:16/10;overflow:hidden;background:var(--gradient)}
.uc-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.uc-card:hover .uc-img img{transform:scale(1.05)}
.uc-body{padding:22px}
.uc-body h3{font-size:1.1rem;margin-bottom:.4rem}
.uc-body p{color:var(--muted);font-size:.92rem}
.uc-cta{display:flex;align-items:center;background:var(--gradient);color:#fff;border:none}
.uc-cta h3,.uc-cta p{color:#fff}
.uc-cta p{opacity:.92;margin-bottom:.8rem}
.uc-cta .link-accent{color:#fff;text-decoration:underline;text-underline-offset:3px}

/* =====================================================================
   STATS
   ===================================================================== */
.stats{padding:64px 0}
.stats-band{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;background:var(--gradient);
  border-radius:var(--radius-lg);padding:44px 32px;box-shadow:var(--shadow-lg);text-align:center}
.stat strong{display:block;font-family:"Poppins",sans-serif;font-weight:800;font-size:clamp(2rem,4.5vw,2.9rem);color:#fff;line-height:1}
.stat .unit{font-size:1.2rem;margin-left:2px}
.stat span{display:block;margin-top:.5rem;color:rgba(255,255,255,.92);font-size:.92rem;font-weight:600}
.stats-note{text-align:center;color:var(--muted);font-size:.8rem;margin-top:16px}

/* =====================================================================
   TESTIMONIALS
   ===================================================================== */
.carousel{overflow:hidden}
.carousel-track{display:flex;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.testi{flex:0 0 calc((100% - 48px)/3);margin-right:24px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}
.stars{color:#f59e0b;letter-spacing:2px;font-size:1rem;margin-bottom:.8rem}
.testi blockquote{color:var(--body);font-size:1rem;line-height:1.6;margin-bottom:1.2rem}
.testi figcaption{display:flex;align-items:center;gap:12px}
.testi figcaption img{width:46px;height:46px;border-radius:50%;object-fit:cover}
.testi figcaption strong{display:block;font-family:"Poppins",sans-serif;font-size:.95rem;color:var(--ink)}
.testi figcaption small{color:var(--muted);font-size:.82rem}
.carousel-ctrl{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:32px}
.car-btn{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:#fff;
  border:1px solid var(--line);color:var(--ink);cursor:pointer;box-shadow:var(--shadow-sm);transition:background-color .2s,color .2s,border-color .2s}
.car-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.car-dots{display:flex;gap:8px}
.car-dots button{width:9px;height:9px;border-radius:50%;border:none;background:var(--line);cursor:pointer;padding:0;transition:width .25s,background-color .25s}
.car-dots button.active{width:26px;border-radius:5px;background:var(--brand)}

/* =====================================================================
   PRICING
   ===================================================================== */
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:stretch}
.price-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.price-card.featured{border-color:var(--brand);box-shadow:var(--shadow-lg);transform:translateY(-6px)}
.price-card.featured:hover{transform:translateY(-10px)}
.price-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;
  font-family:"Poppins",sans-serif;font-weight:600;font-size:.74rem;padding:.32rem .9rem;border-radius:var(--radius-pill);box-shadow:var(--shadow-accent)}
.price-card h3{font-size:1.25rem;margin-bottom:.3rem}
.price-blurb{color:var(--muted);font-size:.9rem;margin-bottom:1.1rem;min-height:2.4em}
.price{display:flex;align-items:baseline;gap:.3rem;margin-bottom:.35rem}
.price .amt{font-family:"Poppins",sans-serif;font-weight:800;font-size:2.4rem;color:var(--ink)}
.price .per{color:var(--muted);font-weight:600}
.price-mins{display:flex;align-items:baseline;gap:.35rem;font-weight:700;color:var(--ink);font-size:1rem;margin-bottom:.2rem}
.price-mins strong{font-family:"Poppins",sans-serif;font-weight:800;font-size:1.3rem;color:var(--brand);line-height:1}
.price-rate{color:var(--muted);font-size:.8rem;margin-bottom:1.3rem}
.price-feats{display:flex;flex-direction:column;gap:.7rem;margin-bottom:1.6rem;flex:1}
.price-feats li{position:relative;padding-left:1.8rem;font-size:.94rem;color:var(--body)}
.price-feats li::before{content:"";position:absolute;left:0;top:3px;width:18px;height:18px;border-radius:50%;
  background:#e4ecff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23155dfc' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/12px no-repeat}

/* =====================================================================
   FAQ
   ===================================================================== */
.faq-wrap{max-width:820px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:#c5d6ff;box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:1.1rem 1.3rem;font-family:"Poppins",sans-serif;font-weight:600;
  color:var(--ink);font-size:1.02rem;display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";flex:0 0 auto;width:20px;height:20px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23155dfc' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") center/contain no-repeat;transition:transform .25s}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-a{padding:0 1.3rem 1.2rem;color:var(--muted);font-size:.96rem}

/* =====================================================================
   FINAL CTA
   ===================================================================== */
.cta-final{padding:96px 0}
.cta-box{position:relative;background:
   radial-gradient(600px 300px at 80% 0%, rgba(91,140,255,.35), transparent 60%),
   linear-gradient(135deg,#0B3FB5,#155DFC 60%,#5B8CFF);
  color:#fff;border-radius:32px;padding:64px 40px;text-align:center;box-shadow:var(--shadow-lg);overflow:hidden}
.cta-box h2{color:#fff;font-size:clamp(1.9rem,4vw,2.8rem);margin-bottom:.8rem}
.cta-box>p{color:rgba(255,255,255,.92);font-size:1.1rem;max-width:620px;margin:0 auto 1.8rem}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:1.1rem}
.cta-note{color:rgba(255,255,255,.85);font-size:.9rem}

/* =====================================================================
   FOOTER
   ===================================================================== */
.footer{background:#0b2536;color:#cbd5e1;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer .brand{color:#fff}
.footer .brand-dim{color:var(--brand-light)}
.footer-tag{margin:1rem 0;color:#94a3b8;max-width:280px;font-size:.95rem}
.footer-social{display:flex;gap:10px}
.footer-social a{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.06);color:#cbd5e1;transition:background-color .2s,color .2s}
.footer-social a:hover{background:var(--brand);color:#fff}
.footer-col h4{color:#fff;font-size:.95rem;margin-bottom:1rem}
.footer-col a,.footer-col span{display:block;color:#94a3b8;font-size:.92rem;margin-bottom:.6rem;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-hours{font-size:.85rem!important}
.footer-status{display:flex;align-items:center;gap:7px;color:#86efac!important;font-weight:600;font-size:.85rem!important}
.footer-status i{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:pulse 1.8s infinite}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;flex-wrap:wrap}
.footer-bottom span{color:#64748b;font-size:.85rem}

/* back to top */
.to-top{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:var(--brand);color:#fff;border:none;cursor:pointer;box-shadow:var(--shadow);z-index:var(--z-toast);
  opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s,transform .25s,background-color .2s}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-700)}

/* =====================================================================
   Reveal-on-scroll
   ===================================================================== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* placeholder fallback (when an external image fails) */
.ph-img.ph-failed{background:var(--gradient)!important;object-fit:cover;min-height:40px}

/* =====================================================================
   Animations
   ===================================================================== */
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(34,197,94,.55)}70%{box-shadow:0 0 0 8px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
@keyframes wave{0%,100%{height:25%}50%{height:95%}}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* =====================================================================
   Responsive
   ===================================================================== */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:40px;text-align:center}
  .hero-copy h1{font-size:clamp(2rem,7vw,2.7rem)}
  .hero-sub{margin-inline:auto}
  .hero-cta,.hero-proof{justify-content:center}
  .value-grid,.how-grid{grid-template-columns:1fr;gap:40px}
  .how-copy h2{max-width:none}
  .grid-uc{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:repeat(2,1fr)}
  .price-card.featured{transform:none}
  .price-card.featured:hover{transform:translateY(-4px)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .testi{flex-basis:calc((100% - 24px)/2)}
}
@media (max-width:760px){
  .section{padding:64px 0}
  .nav-links{display:none}
  .nav-actions{margin-left:auto}
  .nav-burger{display:flex}
  /* mobile nav drawer */
  .nav-links.open{
    display:flex;position:absolute;top:calc(100% + 10px);left:0;right:0;flex-direction:column;gap:4px;
    background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px;box-shadow:var(--shadow-lg);
  }
  .nav-links.open a{padding:.8rem 1rem}
  .grid-3,.price-grid{grid-template-columns:1fr}
  .stats-band{grid-template-columns:repeat(2,1fr);gap:28px 16px;padding:36px 22px}
  .testi{flex-basis:100%;margin-right:24px}
  .compare-hint{display:block}
  .cta-box{padding:48px 24px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:460px){
  .container{padding-inline:18px}
  .grid-uc{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-actions .btn,.hero-cta .btn{width:100%}
}

/* =====================================================================
   Reduced motion
   ===================================================================== */
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* =====================================================================
   Product showcase — overview frame + feature spotlight rows
   (used by the #overview and #spotlight sections)
   ===================================================================== */
.showcase{padding:36px 0 80px}
.browser-frame{
  max-width:1020px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-lg), 0 50px 90px -50px rgba(21,93,252,.45);overflow:hidden;
}
.browser-bar{display:flex;align-items:center;gap:7px;padding:12px 16px;background:#eef3fb;border-bottom:1px solid var(--line)}
.browser-bar i{width:11px;height:11px;border-radius:50%;background:#cbd5e1}
.browser-bar i:nth-child(1){background:#fca5a5}
.browser-bar i:nth-child(2){background:#fcd34d}
.browser-bar i:nth-child(3){background:#86efac}
.browser-url{
  margin-left:12px;flex:0 1 340px;height:24px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);display:flex;align-items:center;padding:0 14px;
  font-size:.74rem;color:var(--muted)
}
.browser-shot{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--gradient)}

.spotlight{background:var(--bg-tint)}
.spot-row{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.spot-row + .spot-row{margin-top:72px}
.spot-media{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:var(--gradient);
  box-shadow:var(--shadow-lg), 0 40px 70px -46px rgba(21,93,252,.42)
}
.spot-media img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s ease}
.spot-media:hover img{transform:scale(1.04)}
.spot-row.reverse .spot-text{order:2}
.spot-row.reverse .spot-media{order:1}
.spot-text h3{font-size:clamp(1.4rem,2.7vw,1.95rem);margin:.2rem 0 .6rem}
.spot-text p{color:var(--muted);font-size:1.02rem;margin-bottom:1.1rem}
.spot-list{display:flex;flex-direction:column;gap:.55rem}
.spot-list li{position:relative;padding-left:1.8rem;font-size:.96rem;color:var(--body)}
.spot-list li::before{
  content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;
  background:#e4ecff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='13' height='13' viewBox='0 0 24 24' fill='none' stroke='%23155dfc' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/13px no-repeat
}

@media (max-width:900px){
  .spot-row{grid-template-columns:1fr;gap:26px}
  .spot-row .spot-media,.spot-row.reverse .spot-media{order:1}
  .spot-row .spot-text,.spot-row.reverse .spot-text{order:2}
  .spot-row + .spot-row{margin-top:48px}
}
@media (max-width:760px){
  .showcase{padding:24px 0 56px}
}