/* ============================================================
   Social2wifi Technology – Main Stylesheet
   ============================================================ */

/* --- Reset & Custom Properties --- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --color-primary:     #2563eb;
  --color-primary-dark:#1d4ed8;
  --color-primary-light:#dbeafe;
  --color-accent:      #0ea5e9;
  --color-success:     #059669;
  --color-bg:          #ffffff;
  --color-bg-alt:      #f8fafc;
  --color-bg-dark:     #0f172a;
  --color-text:        #1e293b;
  --color-text-light:  #64748b;
  --color-border:      #e2e8f0;
  --font:              'Inter', system-ui, -apple-system, sans-serif;
  --radius:            12px;
  --radius-lg:         20px;
  --shadow-sm:         0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:         0 4px 12px rgba(0,0,0,.07);
  --shadow-lg:         0 12px 40px rgba(0,0,0,.1);
  --shadow-xl:         0 20px 60px rgba(0,0,0,.12);
  --transition:        .3s cubic-bezier(.4,0,.2,1);
  --container:         1180px;
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--color-text);background:var(--color-bg);line-height:1.7;font-size:16px;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--color-primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--color-primary-dark)}
ul{list-style:none}
h1,h2,h3,h4{line-height:1.25;color:var(--color-text);font-weight:700}
h1{font-size:clamp(2.2rem,5vw,3.5rem)}
h2{font-size:clamp(1.75rem,3.5vw,2.5rem)}
h3{font-size:1.25rem}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 1.5rem}
.container--sm{max-width:820px}

/* --- Buttons --- */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font);font-weight:600;font-size:.95rem;padding:.75rem 1.75rem;border-radius:var(--radius);border:2px solid transparent;cursor:pointer;transition:all var(--transition);text-align:center;justify-content:center;line-height:1.4}
.btn--primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.btn--primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,99,235,.35)}
.btn--outline{background:transparent;color:var(--color-primary);border-color:var(--color-primary)}
.btn--outline:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--color-text);border-color:transparent}
.btn--ghost:hover{background:var(--color-bg-alt);color:var(--color-primary)}
.btn--white{background:#fff;color:var(--color-primary);border-color:#fff}
.btn--white:hover{background:var(--color-primary-light);transform:translateY(-2px);color:var(--color-primary-dark)}
.btn--lg{padding:1rem 2.25rem;font-size:1.05rem}
.btn--sm{padding:.5rem 1.25rem;font-size:.875rem}
.btn--block{width:100%}

/* --- Navbar --- */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:all var(--transition)}
.navbar.scrolled{border-bottom-color:var(--color-border);box-shadow:var(--shadow-sm)}
.navbar__inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.navbar__logo{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.2rem;color:var(--color-text)}
.navbar__logo:hover{color:var(--color-primary)}
.navbar__logo svg{flex-shrink:0}
.navbar__logo img{height:38px;width:auto;display:block}
.navbar__menu{display:flex;align-items:center;gap:.25rem}
.navbar__link{padding:.5rem 1rem;border-radius:8px;font-size:.9rem;font-weight:500;color:var(--color-text-light);transition:all var(--transition)}
.navbar__link:hover{color:var(--color-primary);background:var(--color-primary-light)}
.navbar__link--cta{background:var(--color-primary);color:#fff !important;padding:.55rem 1.25rem}
.navbar__link--cta:hover{background:var(--color-primary-dark) !important;color:#fff !important;transform:translateY(-1px)}
.navbar__toggle{display:none;background:none;border:none;cursor:pointer;padding:.5rem;flex-direction:column;gap:5px}
.navbar__toggle span{display:block;width:22px;height:2px;background:var(--color-text);border-radius:2px;transition:all var(--transition)}

/* --- Hero --- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:8rem 0 6rem;overflow:hidden;background:linear-gradient(135deg,#f8fafc 0%,#dbeafe 50%,#e0f2fe 100%)}
.hero__bg{position:absolute;inset:0;overflow:hidden}
.hero__bg::before{content:'';position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,.12),transparent 70%);top:-10%;right:-5%;animation:float 20s ease-in-out infinite}
.hero__bg::after{content:'';position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(14,165,233,.1),transparent 70%);bottom:5%;left:-5%;animation:float 15s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(30px,-30px)}}
.hero__inner{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.hero__badge{display:inline-block;background:var(--color-primary-light);color:var(--color-primary);font-size:.85rem;font-weight:600;padding:.4rem 1rem;border-radius:999px;margin-bottom:1.5rem}
.hero h1{margin-bottom:1.25rem}
.hero__subtitle{font-size:1.15rem;color:var(--color-text-light);margin-bottom:2rem;max-width:540px;line-height:1.8}
.hero__actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.5rem}
.hero__trust{display:flex;align-items:center;gap:1rem}
.hero__trust-avatars{display:flex}
.avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.75rem;font-weight:700;border:2px solid #fff;margin-left:-8px}
.avatar:first-child{margin-left:0}
.hero__trust p{font-size:.9rem;color:var(--color-text-light)}
.gradient-text{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* Hero visual – code mockup */
.hero__visual{position:relative}
.code-window{background:var(--color-bg-dark);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-xl);transform:perspective(1000px) rotateY(-4deg) rotateX(2deg);transition:transform .6s ease}
.code-window:hover{transform:perspective(1000px) rotateY(0) rotateX(0)}
.code-window__bar{display:flex;gap:6px;padding:.85rem 1.1rem;background:rgba(255,255,255,.06)}
.code-window__dot{width:11px;height:11px;border-radius:50%}
.code-window__dot--red{background:#ef4444}
.code-window__dot--yellow{background:#eab308}
.code-window__dot--green{background:#22c55e}
.code-window__body{padding:1.25rem 1.5rem;font-family:'Fira Code','Courier New',monospace;font-size:.82rem;line-height:1.9;color:#94a3b8;overflow-x:auto}
.code-window__body .kw{color:#c084fc}
.code-window__body .fn{color:#60a5fa}
.code-window__body .str{color:#34d399}
.code-window__body .cm{color:#475569}
.code-window__body .num{color:#fbbf24}
.code-window__body .tag{color:#f472b6}
.code-window__body .attr{color:#38bdf8}

.hero__wave{position:absolute;bottom:-1px;left:0;right:0;line-height:0}
.hero__wave svg{width:100%;height:auto}

/* --- Section shared --- */
.section{padding:6rem 0}
.section--alt{background:var(--color-bg-alt)}
.section__header{text-align:center;max-width:680px;margin:0 auto 3.5rem}
.section__header p{color:var(--color-text-light);margin-top:.75rem;font-size:1.05rem}
.section__badge{display:inline-block;background:var(--color-primary-light);color:var(--color-primary);font-size:.8rem;font-weight:600;padding:.35rem 1rem;border-radius:999px;margin-bottom:1rem;text-transform:uppercase;letter-spacing:.04em}

/* --- Services --- */
.services__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.service-card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2rem;transition:all var(--transition)}
.service-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-4px)}
.service-card__icon{width:52px;height:52px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;background:var(--icon-bg,var(--color-primary-light));color:var(--icon-color,var(--color-primary))}
.service-card h3{margin-bottom:.5rem}
.service-card p{color:var(--color-text-light);font-size:.925rem;line-height:1.7}

/* --- How it works --- */
.steps{max-width:720px;margin:0 auto;position:relative}
.steps::before{content:'';position:absolute;left:28px;top:0;bottom:0;width:2px;background:var(--color-border)}
.step{display:flex;gap:2rem;margin-bottom:3rem;position:relative}
.step:last-child{margin-bottom:0}
.step__number{flex-shrink:0;width:56px;height:56px;border-radius:50%;background:var(--color-primary);color:#fff;font-size:1.25rem;font-weight:700;display:flex;align-items:center;justify-content:center;position:relative;z-index:1;box-shadow:0 0 0 6px var(--color-bg-alt)}
.step__content h3{margin-bottom:.4rem;font-size:1.2rem}
.step__content p{color:var(--color-text-light);line-height:1.7}

/* --- Stats --- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center;padding:3rem 0}
.stat__number{font-size:2.75rem;font-weight:800;color:var(--color-primary);line-height:1;display:inline}
.stat__suffix{font-size:2rem;font-weight:800;color:var(--color-primary)}
.stat__label{margin-top:.5rem;color:var(--color-text-light);font-size:.9rem}

/* --- Pricing --- */
.pricing__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;align-items:start}
.pricing-card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2.5rem 2rem;transition:all var(--transition);position:relative}
.pricing-card:hover{box-shadow:var(--shadow-lg)}
.pricing-card--featured{border-color:var(--color-primary);box-shadow:var(--shadow-lg);transform:scale(1.04)}
.pricing-card--featured:hover{transform:scale(1.06)}
.pricing-card__badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--color-primary);color:#fff;font-size:.75rem;font-weight:700;padding:.35rem 1.25rem;border-radius:999px;white-space:nowrap}
.pricing-card__header h3{font-size:1.35rem;margin-bottom:.25rem}
.pricing-card__desc{color:var(--color-text-light);font-size:.9rem}
.pricing-card__price{margin:1.5rem 0;padding:1rem 0;border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}
.pricing-card__amount{font-size:2.5rem;font-weight:800;color:var(--color-text)}
.pricing-card__period{font-size:1rem;color:var(--color-text-light)}
.pricing-card__features{margin-bottom:2rem}
.pricing-card__features li{display:flex;align-items:center;gap:.6rem;padding:.45rem 0;font-size:.925rem;color:var(--color-text-light)}
.pricing-card__features svg{flex-shrink:0}

/* --- Testimonials --- */
.testimonials__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.testimonial-card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2rem;transition:all var(--transition)}
.testimonial-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.testimonial-card__stars{color:#fbbf24;font-size:1.1rem;margin-bottom:.75rem;letter-spacing:2px}
.testimonial-card__text{color:var(--color-text-light);font-size:.95rem;line-height:1.7;margin-bottom:1.5rem;font-style:italic}
.testimonial-card__author{display:flex;align-items:center;gap:.75rem}
.testimonial-card__author strong{display:block;font-size:.9rem;color:var(--color-text)}
.testimonial-card__author span{font-size:.8rem;color:var(--color-text-light)}

/* --- About --- */
.about__grid{display:grid;grid-template-columns:1.2fr 1fr;gap:4rem;align-items:center}
.about__content h2{margin-bottom:1rem}
.about__content>p{color:var(--color-text-light);margin-bottom:1rem;line-height:1.8}
.about__values{margin-top:2rem;display:flex;flex-direction:column;gap:1.25rem}
.about__value{display:flex;align-items:flex-start;gap:1rem}
.about__value svg{flex-shrink:0;color:var(--color-primary);margin-top:2px}
.about__value strong{display:block;font-size:.95rem}
.about__value span{font-size:.85rem;color:var(--color-text-light)}
.about__card-stack{display:flex;flex-direction:column;gap:1rem}
.about__stat-card{display:flex;align-items:center;gap:1.25rem;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.5rem 2rem;box-shadow:var(--shadow-sm);transition:all var(--transition)}
.about__stat-card:hover{box-shadow:var(--shadow-md);transform:translateX(8px)}
.about__stat-icon{font-size:2rem}
.about__stat-card strong{font-size:1.5rem;display:block;line-height:1.2}
.about__stat-card span{font-size:.85rem;color:var(--color-text-light)}

/* --- FAQ --- */
.faq__list{display:flex;flex-direction:column;gap:.75rem}
.faq__item{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden;transition:border-color var(--transition)}
.faq__item[open]{border-color:var(--color-primary)}
.faq__item summary{padding:1.25rem 1.5rem;font-weight:600;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:1rem;transition:background var(--transition)}
.faq__item summary:hover{background:var(--color-bg-alt)}
.faq__item summary::after{content:'+';font-size:1.3rem;font-weight:300;color:var(--color-text-light);transition:transform var(--transition);flex-shrink:0}
.faq__item[open] summary::after{content:'−'}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item p{padding:0 1.5rem 1.25rem;color:var(--color-text-light);line-height:1.8}

/* --- CTA --- */
.cta-section{padding:4rem 0}
.cta-box{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-lg);padding:4rem 3rem;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-box::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.cta-box h2{font-size:clamp(1.6rem,3vw,2.25rem);margin-bottom:1rem;color:#fff;position:relative}
.cta-box p{font-size:1.05rem;opacity:.9;max-width:600px;margin:0 auto 2rem;position:relative}
.cta-box .btn{position:relative}

/* --- Contact --- */
.contact__grid{display:grid;grid-template-columns:1fr 1.2fr;gap:4rem;align-items:start}
.contact__info h2{margin-bottom:1rem}
.contact__info>p{color:var(--color-text-light);margin-bottom:2rem;line-height:1.8}
.contact__details{display:flex;flex-direction:column;gap:1.25rem}
.contact__detail{display:flex;align-items:flex-start;gap:1rem}
.contact__detail svg{flex-shrink:0;color:var(--color-primary);margin-top:3px}
.contact__detail strong{display:block;font-size:.9rem}
.contact__detail a,.contact__detail span{font-size:.9rem;color:var(--color-text-light)}
.contact__detail a:hover{color:var(--color-primary)}

.contact-form{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2.5rem;box-shadow:var(--shadow-sm)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-size:.875rem;font-weight:600;margin-bottom:.4rem;color:var(--color-text)}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:.7rem 1rem;border:1px solid var(--color-border);border-radius:8px;font-family:var(--font);font-size:.925rem;transition:all var(--transition);background:var(--color-bg);color:var(--color-text)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.form-group textarea{resize:vertical;min-height:110px}
.form-group--checkbox{display:flex;align-items:flex-start;gap:.6rem}
.form-group--checkbox input[type=checkbox]{width:18px;height:18px;margin-top:2px;accent-color:var(--color-primary);flex-shrink:0}
.form-group--checkbox label{font-size:.85rem;font-weight:400;color:var(--color-text-light);margin-bottom:0}
.form-message{margin-top:1rem;padding:.75rem 1rem;border-radius:8px;font-size:.9rem;display:none}
.form-message--success{display:block;background:#ecfdf5;color:var(--color-success);border:1px solid #a7f3d0}
.form-message--error{display:block;background:#fef2f2;color:#dc2626;border:1px solid #fecaca}

.spinner{animation:spin 1s linear infinite}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}

/* --- Footer --- */
.footer{background:var(--color-bg-dark);color:#cbd5e1;padding:4rem 0 0}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:3rem;padding-bottom:3rem;border-bottom:1px solid rgba(255,255,255,.08)}
.footer__logo{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.1rem;color:#fff;margin-bottom:1rem}
.footer__logo:hover{color:var(--color-accent)}
.footer__logo img{height:32px;width:auto;display:block}
.footer__tagline{font-size:.9rem;line-height:1.7;color:#94a3b8;margin-bottom:1.25rem}
.footer__social{display:flex;gap:.75rem}
.footer__social a{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:rgba(255,255,255,.06);color:#94a3b8;transition:all var(--transition)}
.footer__social a:hover{background:var(--color-primary);color:#fff}
.footer__col h4{color:#fff;font-size:.95rem;margin-bottom:1rem}
.footer__col a,.footer__col p{display:block;font-size:.875rem;color:#94a3b8;padding:.3rem 0;transition:color var(--transition)}
.footer__col a:hover{color:var(--color-accent)}
.footer__bottom{text-align:center;padding:1.75rem 0;font-size:.825rem;color:#64748b}

/* --- Cookie Banner --- */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;z-index:9999;background:#fff;border-top:1px solid var(--color-border);box-shadow:0 -4px 20px rgba(0,0,0,.08);transform:translateY(100%);transition:transform .4s ease;padding:1rem 0}
.cookie-banner.visible{transform:translateY(0)}
.cookie-banner__inner{max-width:var(--container);margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.cookie-banner__inner p{font-size:.875rem;color:var(--color-text-light);flex:1;min-width:280px}
.cookie-banner__inner a{color:var(--color-primary)}
.cookie-banner__actions{display:flex;gap:.5rem;flex-shrink:0}

/* --- Reveal animation --- */
[data-reveal]{opacity:0;transform:translateY(30px);transition:opacity .7s ease, transform .7s ease}
[data-reveal].revealed{opacity:1;transform:translateY(0)}

/* --- Responsive --- */
@media(max-width:1024px){
  .hero__inner{grid-template-columns:1fr;text-align:center}
  .hero__subtitle{margin-left:auto;margin-right:auto}
  .hero__actions{justify-content:center}
  .hero__trust{justify-content:center}
  .hero__visual{max-width:480px;margin:0 auto}
  .services__grid{grid-template-columns:repeat(2,1fr)}
  .pricing__grid{grid-template-columns:repeat(2,1fr)}
  .pricing-card--featured{grid-column:span 2;max-width:420px;justify-self:center}
  .testimonials__grid{grid-template-columns:1fr 1fr}
  .about__grid{grid-template-columns:1fr}
  .contact__grid{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .navbar__menu{position:fixed;top:0;right:0;bottom:0;width:280px;background:#fff;flex-direction:column;align-items:flex-start;padding:5rem 2rem 2rem;gap:.25rem;box-shadow:var(--shadow-xl);transform:translateX(100%);transition:transform var(--transition)}
  .navbar__menu.open{transform:translateX(0)}
  .navbar__toggle{display:flex}
  .navbar__link{width:100%;padding:.75rem .5rem}
  .navbar__link--cta{text-align:center}
  .services__grid{grid-template-columns:1fr}
  .pricing__grid{grid-template-columns:1fr}
  .pricing-card--featured{grid-column:span 1;max-width:none;transform:scale(1)}
  .testimonials__grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .hero{padding:7rem 0 5rem}
  .section{padding:4rem 0}
  .footer__grid{grid-template-columns:1fr;gap:2rem}
  .cta-box{padding:3rem 1.5rem}
  .steps::before{left:27px}
}
@media(max-width:480px){
  .stats{grid-template-columns:1fr}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{width:100%}
}

/* --- Legal pages --- */
.legal-page{padding:8rem 0 4rem}
.legal-page h1{margin-bottom:2rem;font-size:2rem}
.legal-page h2{margin:2rem 0 .75rem;font-size:1.35rem}
.legal-page p,.legal-page li{color:var(--color-text-light);margin-bottom:.75rem;line-height:1.8}
.legal-page ul{padding-left:1.5rem;list-style:disc}