/* =========================================================
   StackSavvy — Social Media Boosting
   Tokens
   ========================================================= */
:root{
  --bg: #060512;
  --bg-soft: #0b0a1c;
  --surface: #12102a;
  --surface-2: #17153a;
  --border: rgba(255,255,255,0.08);
  --text: #f4f3fb;
  --text-muted: #a7a3c4;
  --text-dim: #6f6b93;

  --violet: #7c5cff;
  --violet-2: #5b2cff;
  --blue: #3b7bff;
  --cyan: #34d5ff;
  --green: #34d399;
  --pink: #ff5da2;

  --grad-brand: linear-gradient(135deg, var(--violet) 0%, var(--blue) 100%);
  --grad-bg: radial-gradient(circle at 15% 10%, rgba(124,92,255,0.25), transparent 45%),
             radial-gradient(circle at 85% 0%, rgba(59,123,255,0.20), transparent 40%),
             radial-gradient(circle at 50% 100%, rgba(124,92,255,0.12), transparent 50%);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --shadow-card: 0 20px 60px -20px rgba(0,0,0,0.6);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:700;
  line-height:1.1;
  margin:0;
  letter-spacing:-0.01em;
}

p{ margin:0; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }

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

:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
  border-radius:4px;
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:0.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.001ms !important;
    scroll-behavior:auto !important;
  }
}

.section__inner{
  max-width:1180px;
  margin:0 auto;
  padding:0 32px;
}
.section__inner--narrow{ max-width:760px; }

.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--cyan);
  margin-bottom:14px;
}
.eyebrow--center{ text-align:center; }

.section__title{
  font-size:clamp(28px,4vw,42px);
  text-align:center;
  margin-bottom:14px;
}
.section__sub{
  text-align:center;
  color:var(--text-muted);
  max-width:560px;
  margin:0 auto 48px;
  font-size:16px;
}

.grad-text{
  background:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:600;
  font-size:15px;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, opacity .25s ease;
  white-space:nowrap;
}
.btn--primary{
  background:var(--grad-brand);
  color:#fff;
  box-shadow:0 10px 30px -8px rgba(91,44,255,0.55);
}
.btn--primary:hover{ transform:translateY(-2px); box-shadow:0 16px 36px -8px rgba(91,44,255,0.7); }
.btn--ghost{
  background:rgba(255,255,255,0.04);
  border-color:var(--border);
  color:var(--text);
  padding:10px 20px;
  font-size:14px;
}
.btn--ghost:hover{ background:rgba(255,255,255,0.08); }
.btn--text{
  background:transparent;
  color:var(--text-muted);
  padding:14px 8px;
}
.btn--text:hover{ color:var(--text); }
.btn--small{ padding:10px 18px; font-size:14px; }

/* =========================================================
   Nav
   ========================================================= */
.nav{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(6,5,18,0.75);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.nav__inner{
  max-width:1180px;
  margin:0 auto;
  padding:16px 32px;
  display:flex;
  align-items:center;
  gap:28px;
}
.nav__brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:18px;
  margin-right:auto;
}
.nav__mark{
  width:32px; height:32px;
  border-radius:9px;
  background:var(--grad-brand);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:800;
  color:#fff;
}
.nav__word em{
  font-style:normal;
  background:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.nav__links{
  display:flex;
  align-items:center;
  gap:26px;
  font-size:14px;
  color:var(--text-muted);
}
.nav__links a:hover{ color:var(--text); }
.nav__legal-link{ position:relative; }
.nav__cta{ flex-shrink:0; }

.nav__toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  padding:6px;
}
.nav__toggle span{
  width:22px; height:2px;
  background:var(--text);
  border-radius:2px;
}
.nav__mobile{
  display:none;
  flex-direction:column;
  padding:8px 32px 20px;
  border-top:1px solid var(--border);
}
.nav__mobile a{
  padding:12px 0;
  color:var(--text-muted);
  border-bottom:1px solid var(--border);
  font-size:15px;
}
.nav__mobile.is-open{ display:flex; }

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative;
  overflow:hidden;
  padding:80px 0 60px;
}
.hero__bg{
  position:absolute;
  inset:0;
  background:var(--grad-bg);
  z-index:0;
}
.hero__inner{
  position:relative;
  z-index:1;
  max-width:1180px;
  margin:0 auto;
  padding:0 32px;
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:40px;
  align-items:center;
}
.hero__title{
  font-size:clamp(38px,5.4vw,60px);
  margin-bottom:22px;
}
.hero__sub{
  color:var(--text-muted);
  font-size:17px;
  max-width:480px;
  margin-bottom:32px;
}
.hero__actions{
  display:flex;
  align-items:center;
  gap:6px;
  flex-wrap:wrap;
  margin-bottom:16px;
}
.hero__fineprint{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--text-dim);
}

/* Phone mockup */
.hero__visual{
  position:relative;
  display:flex;
  justify-content:center;
  animation:floatIn 1s ease both;
}
@keyframes floatIn{
  from{ opacity:0; transform:translateY(24px); }
  to{ opacity:1; transform:translateY(0); }
}
.phone{
  width:280px;
  border-radius:38px;
  background:linear-gradient(160deg,#1a1832,#0d0c1e);
  border:1px solid rgba(255,255,255,0.1);
  padding:14px;
  box-shadow:var(--shadow-card), 0 0 0 1px rgba(255,255,255,0.03) inset;
}
.phone__notch{
  width:90px; height:22px;
  background:#050410;
  border-radius:0 0 16px 16px;
  margin:0 auto 12px;
}
.phone__screen{
  background:var(--bg-soft);
  border-radius:24px;
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.phone__time{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--text-dim);
  margin-bottom:2px;
}
.phone__heading{
  font-family:var(--font-display);
  font-weight:700;
  font-size:13px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--text-muted);
  margin-bottom:4px;
}
.stat-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:14px;
  padding:14px;
}
.stat-card__row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:4px;
}
.stat-card__label{ font-size:12px; color:var(--text-muted); }
.stat-card__delta{ font-family:var(--font-mono); font-size:11px; }
.stat-card__delta--up{ color:var(--green); }
.stat-card__value{
  font-family:var(--font-display);
  font-size:22px;
  font-weight:700;
  margin-bottom:6px;
}
.stat-card__spark{ width:100%; height:32px; overflow:visible; }
.spark-line{
  fill:none;
  stroke-width:2.5;
  stroke-linecap:round;
  stroke-linejoin:round;
  stroke-dasharray:320;
  stroke-dashoffset:320;
  animation:drawLine 1.6s ease forwards;
  animation-delay:.4s;
}
.spark-line--blue{ stroke:var(--blue); }
.spark-line--violet{ stroke:var(--violet); }
@keyframes drawLine{ to{ stroke-dashoffset:0; } }

.badge{
  position:absolute;
  display:flex;
  align-items:center;
  gap:6px;
  padding:9px 14px;
  border-radius:999px;
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:600;
  color:#fff;
  box-shadow:0 12px 24px -8px rgba(0,0,0,0.5);
  animation:floatY 4s ease-in-out infinite;
}
.badge--like{ top:6%; right:-2%; background:linear-gradient(135deg,#ff5da2,#7c3aed); animation-delay:.2s; }
.badge--comment{ bottom:14%; right:-6%; background:linear-gradient(135deg,#3b7bff,#7c5cff); animation-delay:1s; }
.badge--follow{ top:46%; left:-8%; background:linear-gradient(135deg,#34d5ff,#3b7bff); animation-delay:1.6s; }
@keyframes floatY{
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(-10px); }
}

/* =========================================================
   Features
   ========================================================= */
.features{ padding:70px 0; border-top:1px solid var(--border); }
.features .section__inner{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:28px;
}
.feature__icon{
  font-size:26px;
  width:52px; height:52px;
  border-radius:14px;
  background:var(--surface);
  border:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
}
.feature h3{ font-size:17px; margin-bottom:8px; }
.feature p{ color:var(--text-muted); font-size:14.5px; }

/* =========================================================
   How it works
   ========================================================= */
.how{ padding:90px 0; }
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  margin-top:20px;
}
.step{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:28px;
}
.step__num{
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--violet);
  display:block;
  margin-bottom:14px;
}
.step h3{ font-size:19px; margin-bottom:10px; }
.step p{ color:var(--text-muted); font-size:14.5px; }

/* =========================================================
   Pricing
   ========================================================= */
.pricing{ padding:90px 0; border-top:1px solid var(--border); }
.price-card{
  background:linear-gradient(180deg, var(--surface-2), var(--surface));
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:40px;
  box-shadow:var(--shadow-card);
  position:relative;
  overflow:hidden;
}
.price-card::before{
  content:"";
  position:absolute;
  top:-40%; right:-20%;
  width:280px; height:280px;
  background:var(--grad-brand);
  filter:blur(90px);
  opacity:0.35;
}
.price-card__head{ position:relative; margin-bottom:24px; }
.price-card__head h3{ font-size:20px; margin-bottom:10px; }
.price-card__price{ display:flex; align-items:baseline; gap:10px; }
.price-card__price span{ font-family:var(--font-display); font-size:46px; font-weight:800; }
.price-card__price small{ color:var(--text-muted); font-size:14px; }
.price-card__list{ position:relative; margin-bottom:28px; }
.price-card__list li{
  padding:10px 0 10px 28px;
  border-bottom:1px solid var(--border);
  color:var(--text-muted);
  font-size:14.5px;
  position:relative;
}
.price-card__list li:last-child{ border-bottom:none; }
.price-card__list li::before{
  content:"✓";
  position:absolute;
  left:0; top:10px;
  color:var(--green);
  font-weight:700;
}
.price-card__cta{ width:100%; position:relative; }
.price-card__note{
  position:relative;
  text-align:center;
  color:var(--text-dim);
  font-size:12.5px;
  margin-top:14px;
}
.price-card__note span{ color:var(--text-muted); }

/* =========================================================
   Accordion (FAQ + Legal)
   ========================================================= */
.faq{ padding:90px 0; border-top:1px solid var(--border); }
.legal{ padding:90px 0 60px; border-top:1px solid var(--border); }

.accordion__item{
  border-bottom:1px solid var(--border);
}
.accordion__trigger{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  background:none;
  border:none;
  color:var(--text);
  padding:20px 4px;
  font-family:var(--font-body);
  font-size:15.5px;
  font-weight:600;
  text-align:left;
}
.accordion__icon{
  flex-shrink:0;
  width:26px; height:26px;
  border-radius:50%;
  border:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  color:var(--text-muted);
  transition:transform .3s ease, background .3s ease;
}
.accordion__trigger[aria-expanded="true"] .accordion__icon{
  transform:rotate(45deg);
  background:var(--grad-brand);
  color:#fff;
  border-color:transparent;
}
.accordion__panel{
  max-height:0;
  overflow:hidden;
  transition:max-height .4s ease;
}
.accordion__panel p{
  color:var(--text-muted);
  font-size:14.5px;
  padding:0 4px 22px;
  max-width:680px;
}
.accordion__panel p + p{ padding-top:0; }
.legal .accordion__panel p{ max-width:none; }

/* =========================================================
   Contact
   ========================================================= */
.contact{ padding:90px 0; border-top:1px solid var(--border); }
.contact-form{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:32px;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.contact-form__row{ display:flex; flex-direction:column; gap:8px; }
.contact-form__row label{ font-size:13px; color:var(--text-muted); }
.contact-form__row input,
.contact-form__row textarea{
  background:var(--bg-soft);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:12px 14px;
  color:var(--text);
  font-family:inherit;
  font-size:14.5px;
  resize:vertical;
}
.contact-form__row input:focus,
.contact-form__row textarea:focus{ border-color:var(--violet); }
.contact-form__alt{
  text-align:center;
  color:var(--text-dim);
  font-size:13px;
}
.contact-form__alt a{ color:var(--cyan); }

/* =========================================================
   Footer
   ========================================================= */
.footer{ border-top:1px solid var(--border); padding:56px 0 0; }
.footer__inner{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:40px;
}
.footer__brand p{ color:var(--text-dim); font-size:13px; margin-top:10px; }
.footer__col h4{
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:0.08em;
  color:var(--text-dim);
  margin-bottom:14px;
}
.footer__col a{
  display:block;
  color:var(--text-muted);
  font-size:14px;
  padding:6px 0;
}
.footer__col a:hover{ color:var(--text); }
.footer__bottom{
  border-top:1px solid var(--border);
  padding:20px 32px;
  text-align:center;
  color:var(--text-dim);
  font-size:12.5px;
}

/* =========================================================
   Cookie banner
   ========================================================= */
.cookie-banner{
  position:fixed;
  left:20px; right:20px; bottom:20px;
  z-index:200;
  max-width:640px;
  margin:0 auto;
  background:rgba(18,16,42,0.95);
  backdrop-filter:blur(12px);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:18px 20px;
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  box-shadow:var(--shadow-card);
  transform:translateY(140%);
  transition:transform .5s ease;
}
.cookie-banner.is-visible{ transform:translateY(0); }
.cookie-banner p{ flex:1 1 260px; font-size:13.5px; color:var(--text-muted); }
.cookie-banner p a{ color:var(--cyan); }
.cookie-banner__actions{ display:flex; gap:10px; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:960px){
  .hero__inner{ grid-template-columns:1fr; }
  .hero__visual{ order:-1; margin-bottom:20px; }
  .features .section__inner{ grid-template-columns:repeat(2,1fr); }
  .steps{ grid-template-columns:1fr; }
  .footer__inner{ grid-template-columns:1fr 1fr; }
}

@media (max-width:720px){
  .nav__links, .nav__cta{ display:none; }
  .nav__toggle{ display:flex; }
  .hero{ padding:48px 0 40px; }
  .hero__inner{ padding:0 20px; }
  .section__inner{ padding:0 20px; }
  .features .section__inner{ grid-template-columns:1fr; }
  .footer__inner{ grid-template-columns:1fr; }
  .price-card{ padding:28px; }
  .badge{ display:none; }
}