*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --c-bg:#ffffff;
  --c-bg-alt:#f8fafc;
  --c-bg-card:#ffffff;
  --c-text:#0f172a;
  --c-text-secondary:#475569;
  --c-text-muted:#94a3b8;
  --c-primary:#4F46E5;
  --c-primary-hover:#4338CA;
  --c-primary-light:#EEF2FF;
  --c-border:#e2e8f0;
  --c-border-light:#f1f5f9;
  --c-success:#059669;
  --c-star:#F59E0B;
  --shadow-sm:0 1px 2px rgba(0,0,0,.05);
  --shadow-md:0 4px 12px rgba(0,0,0,.08);
  --shadow-lg:0 10px 30px rgba(0,0,0,.1);
  --radius:12px;
  --radius-sm:8px;
  --radius-lg:16px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --transition:0.3s ease;
}

[data-theme="dark"]{
  --c-bg:#0f172a;
  --c-bg-alt:#1e293b;
  --c-bg-card:#1e293b;
  --c-text:#f1f5f9;
  --c-text-secondary:#94a3b8;
  --c-text-muted:#64748b;
  --c-primary:#818CF8;
  --c-primary-hover:#6366F1;
  --c-primary-light:#1e1b4b;
  --c-border:#334155;
  --c-border-light:#1e293b;
  --shadow-sm:0 1px 2px rgba(0,0,0,.2);
  --shadow-md:0 4px 12px rgba(0,0,0,.3);
  --shadow-lg:0 10px 30px rgba(0,0,0,.4);
}

html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--font);color:var(--c-text);background:var(--c-bg);line-height:1.6;-webkit-font-smoothing:antialiased;transition:background var(--transition),color var(--transition)}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--c-primary-hover)}
ul{list-style:none}

.container{max-width:1140px;margin:0 auto;padding:0 20px}

/* ---- BUTTONS ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-sm);font-size:.938rem;font-weight:600;border:2px solid transparent;cursor:pointer;transition:all var(--transition);text-decoration:none;font-family:var(--font);line-height:1.4}
.btn--primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.btn--primary:hover{background:var(--c-primary-hover);border-color:var(--c-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--outline{background:transparent;color:var(--c-primary);border-color:var(--c-border)}
.btn--outline:hover{border-color:var(--c-primary);background:var(--c-primary-light);color:var(--c-primary)}
.btn--sm{padding:8px 18px;font-size:.875rem}
.btn--full{width:100%}
.btn--dark-toggle{background:transparent;border:1px solid var(--c-border);padding:8px;border-radius:var(--radius-sm);color:var(--c-text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center}
.btn--dark-toggle:hover{border-color:var(--c-primary);color:var(--c-primary)}
[data-theme="dark"] .icon-sun{display:block}
[data-theme="dark"] .icon-moon{display:none}
.icon-sun{display:none}
.icon-moon{display:block}

/* ---- HEADER ---- */
.header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--c-border-light);transition:background var(--transition),border var(--transition)}
[data-theme="dark"] .header{background:rgba(15,23,42,.85)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:24px}
.header__logo{display:flex;align-items:center;color:var(--c-text)}
.header__logo svg text{fill:var(--c-text)}
.header__nav{display:flex;gap:4px}
.header__link{padding:8px 14px;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;color:var(--c-text-secondary);transition:all var(--transition)}
.header__link:hover,.header__link.active{color:var(--c-primary);background:var(--c-primary-light)}
.header__actions{display:flex;align-items:center;gap:12px}
.header__hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.header__hamburger span{display:block;width:22px;height:2px;background:var(--c-text);border-radius:2px;transition:all .3s}

@media(max-width:768px){
  .header__nav{position:fixed;top:64px;left:0;right:0;background:var(--c-bg);border-bottom:1px solid var(--c-border);flex-direction:column;padding:16px 20px;gap:4px;transform:translateY(-120%);opacity:0;transition:all .3s;pointer-events:none}
  .header__nav.open{transform:translateY(0);opacity:1;pointer-events:all}
  .header__hamburger{display:flex}
  .header__hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .header__hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
  .header__hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .header__actions .btn--primary{display:none}
}

/* ---- SECTION COMMON ---- */
.section__title{font-size:2rem;font-weight:700;text-align:center;margin-bottom:12px;letter-spacing:-.02em}
.section__title--left{text-align:left}
.section__subtitle{font-size:1.1rem;color:var(--c-text-secondary);text-align:center;max-width:560px;margin:0 auto 48px}
.section__subtitle--left{text-align:left;margin:0 0 32px}

/* ---- HERO ---- */
.hero{padding:120px 0 80px;background:linear-gradient(180deg,var(--c-primary-light) 0%,var(--c-bg) 100%)}
.hero__inner{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero__title{font-size:2.75rem;font-weight:800;line-height:1.15;letter-spacing:-.03em;margin-bottom:20px}
.hero__subtitle{font-size:1.15rem;color:var(--c-text-secondary);margin-bottom:32px;line-height:1.7}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap}
.hero__illustration img{width:100%;max-width:480px;margin:0 auto}
@media(max-width:768px){
  .hero{padding:100px 0 60px}
  .hero__inner{grid-template-columns:1fr;text-align:center}
  .hero__title{font-size:2rem}
  .hero__cta{justify-content:center}
  .hero__illustration{order:-1}
  .hero__illustration img{max-width:320px}
}

/* ---- TRUST ---- */
.trust{padding:48px 0;border-bottom:1px solid var(--c-border-light)}
.trust__label{text-align:center;font-size:.875rem;color:var(--c-text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:24px;font-weight:600}
.trust__logos{display:flex;justify-content:center;gap:40px;flex-wrap:wrap}
.trust__logo{font-size:1.1rem;font-weight:700;color:var(--c-text-muted);opacity:.5;padding:8px 16px}

/* ---- FEATURES ---- */
.features{padding:96px 0;background:var(--c-bg)}
.features__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:32px;transition:all var(--transition)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--c-primary)}
.card__icon{width:52px;height:52px;background:var(--c-primary-light);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--c-primary)}
.card__title{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.card__text{font-size:.938rem;color:var(--c-text-secondary);line-height:1.6}
@media(max-width:900px){.features__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.features__grid{grid-template-columns:1fr}}

/* ---- STEPS ---- */
.steps{padding:96px 0;background:var(--c-bg-alt)}
.steps__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;position:relative}
.step{text-align:center;padding:32px 24px}
.step__number{width:56px;height:56px;border-radius:50%;background:var(--c-primary);color:#fff;font-size:1.5rem;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 20px}
.step__title{font-size:1.15rem;font-weight:700;margin-bottom:8px}
.step__text{font-size:.938rem;color:var(--c-text-secondary)}
@media(max-width:600px){.steps__grid{grid-template-columns:1fr;gap:16px}}

/* ---- BENEFITS ---- */
.benefits{padding:96px 0;background:var(--c-bg)}
.benefits__inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.benefits__items{display:flex;flex-direction:column;gap:14px}
.benefits__items li{display:flex;align-items:center;gap:12px;font-size:.975rem;color:var(--c-text)}
.benefits__items li svg{flex-shrink:0}

.mockup{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.mockup__header{display:flex;align-items:center;gap:8px;padding:14px 18px;background:var(--c-bg-alt);border-bottom:1px solid var(--c-border)}
.mockup__dot{width:10px;height:10px;border-radius:50%}
.mockup__dot--red{background:#ef4444}
.mockup__dot--yellow{background:#f59e0b}
.mockup__dot--green{background:#22c55e}
.mockup__title{margin-left:8px;font-size:.8rem;color:var(--c-text-muted);font-weight:500}
.mockup__body{padding:24px}
.mockup__stat{display:inline-flex;flex-direction:column;margin-right:32px;margin-bottom:20px}
.mockup__stat-value{font-size:1.75rem;font-weight:800;color:var(--c-primary)}
.mockup__stat-label{font-size:.75rem;color:var(--c-text-muted);text-transform:uppercase;letter-spacing:.05em}
.mockup__bar-group{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.mockup__bar-row{display:flex;align-items:center;gap:10px}
.mockup__bar-label{font-size:.75rem;color:var(--c-text-muted);width:28px;text-align:right}
.mockup__bar{height:14px;border-radius:7px;background:var(--c-primary);width:var(--w);opacity:.7;transition:width 1s ease}

@media(max-width:768px){
  .benefits__inner{grid-template-columns:1fr;gap:40px}
  .mockup{max-width:400px;margin:0 auto}
}

/* ---- PRICING ---- */
.pricing{padding:96px 0;background:var(--c-bg-alt)}
.pricing__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:24px}
.pricing__card{background:var(--c-bg-card);border:2px solid var(--c-border);border-radius:var(--radius-lg);padding:36px 28px;text-align:center;position:relative;transition:all var(--transition)}
.pricing__card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.pricing__card--popular{border-color:var(--c-primary);box-shadow:var(--shadow-md)}
.pricing__badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--c-primary);color:#fff;font-size:.75rem;font-weight:700;padding:4px 16px;border-radius:20px;white-space:nowrap}
.pricing__name{font-size:1.25rem;font-weight:700;margin-bottom:8px}
.pricing__price{font-size:1rem;color:var(--c-text-secondary);margin-bottom:24px}
.pricing__price strong{font-size:2rem;color:var(--c-text);font-weight:800}
.pricing__features{text-align:left;margin-bottom:28px;display:flex;flex-direction:column;gap:10px}
.pricing__features li{font-size:.9rem;color:var(--c-text-secondary);padding-left:24px;position:relative}
.pricing__features li::before{content:"✓";position:absolute;left:0;color:var(--c-primary);font-weight:700}
.pricing__note{text-align:center;font-size:.875rem;color:var(--c-text-muted)}
@media(max-width:900px){.pricing__grid{grid-template-columns:1fr;max-width:400px;margin:0 auto 24px}}

/* ---- TESTIMONIALS ---- */
.testimonials{padding:96px 0;background:var(--c-bg)}
.testimonials__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.testimonial{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:28px;transition:all var(--transition)}
.testimonial:hover{box-shadow:var(--shadow-md)}
.testimonial__stars{display:flex;gap:2px;margin-bottom:16px}
.testimonial__text{font-size:.95rem;color:var(--c-text-secondary);margin-bottom:20px;line-height:1.7;font-style:italic}
.testimonial__author{display:flex;align-items:center;gap:12px}
.testimonial__avatar{width:40px;height:40px;border-radius:50%;background:var(--c-primary-light);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;flex-shrink:0}
.testimonial__author strong{display:block;font-size:.875rem}
.testimonial__author span{font-size:.8rem;color:var(--c-text-muted)}
@media(max-width:768px){.testimonials__grid{grid-template-columns:1fr}}

/* ---- FAQ ---- */
.faq{padding:96px 0;background:var(--c-bg-alt)}
.faq__list{max-width:720px;margin:48px auto 0;display:flex;flex-direction:column;gap:8px}
.faq__item{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);overflow:hidden;transition:all var(--transition)}
.faq__item[open]{border-color:var(--c-primary)}
.faq__question{padding:18px 24px;font-size:1rem;font-weight:600;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;transition:color var(--transition)}
.faq__question::-webkit-details-marker{display:none}
.faq__question::after{content:"+";font-size:1.3rem;font-weight:400;color:var(--c-text-muted);transition:transform .3s;flex-shrink:0;margin-left:16px}
.faq__item[open] .faq__question::after{content:"−"}
.faq__item[open] .faq__question{color:var(--c-primary)}
.faq__answer{padding:0 24px 18px;font-size:.938rem;color:var(--c-text-secondary);line-height:1.7}

/* ---- CONTACT ---- */
.contact{padding:96px 0;background:var(--c-bg)}
.contact__inner{display:grid;grid-template-columns:1.2fr 1fr;gap:64px}
.form__group{margin-bottom:20px}
.form__label{display:block;font-size:.875rem;font-weight:600;margin-bottom:6px;color:var(--c-text)}
.form__input{width:100%;padding:12px 16px;border:1px solid var(--c-border);border-radius:var(--radius-sm);font-size:.938rem;font-family:var(--font);background:var(--c-bg);color:var(--c-text);transition:all var(--transition);outline:none}
.form__input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(79,70,229,.15)}
.form__input.error{border-color:#ef4444}
.form__textarea{resize:vertical;min-height:120px}
.form__error{font-size:.8rem;color:#ef4444;margin-top:4px;display:block;min-height:1.2em}
.form__success{display:flex;align-items:center;gap:10px;padding:16px;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:var(--radius-sm);margin-top:16px;font-size:.938rem;color:#065f46}
[data-theme="dark"] .form__success{background:#064e3b;border-color:#065f46;color:#a7f3d0}

.contact__info h3{font-size:1.25rem;font-weight:700;margin-bottom:24px}
.contact__detail{display:flex;align-items:center;gap:12px;margin-bottom:16px;font-size:.938rem;color:var(--c-text-secondary)}
.contact__detail a{color:var(--c-text-secondary)}
.contact__detail a:hover{color:var(--c-primary)}
.contact__map-placeholder{margin-top:32px;height:180px;background:var(--c-bg-alt);border:2px dashed var(--c-border);border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--c-text-muted);font-size:.875rem}
@media(max-width:768px){.contact__inner{grid-template-columns:1fr}}

/* ---- FOOTER ---- */
.footer{padding:40px 0;background:var(--c-bg-alt);border-top:1px solid var(--c-border)}
.footer__inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:20px}
.footer__brand p{font-size:.8rem;color:var(--c-text-muted);margin-top:8px}
.footer__links{display:flex;gap:24px}
.footer__links a{font-size:.875rem;color:var(--c-text-secondary)}
.footer__links a:hover{color:var(--c-primary)}
.footer__social{display:flex;gap:16px}
.footer__social a{color:var(--c-text-muted);transition:color var(--transition)}
.footer__social a:hover{color:var(--c-primary)}
@media(max-width:600px){
  .footer__inner{flex-direction:column;text-align:center}
  .footer__links,.footer__social{justify-content:center}
}

/* ---- ANIMATIONS ---- */
.anim-fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s ease calc(var(--delay,0s)),transform .6s ease calc(var(--delay,0s))}
.anim-fade-up.visible{opacity:1;transform:translateY(0)}