/* ═══════════════════════════════════════════════════
   ProjectApp Landing — styles.css (View Layer)
   Developed by BytePuna · Tecnología con Inteligencia
═══════════════════════════════════════════════════ */

/* ── Variables & Reset ── */
:root {
  --blue-50: #EFF6FF; --blue-100: #DBEAFE; --blue-200: #BFDBFE;
  --blue-300: #93C5FD; --blue-400: #60A5FA; --blue-500: #3B82F6;
  --blue-600: #2563EB; --blue-700: #1D4ED8; --blue-800: #1E40AF;
  --blue-900: #1E3A8A;
  --cyan-400: #22D3EE; --cyan-500: #06B6D4;
  --emerald-400: #34D399; --emerald-500: #10B981;
  --amber-400: #FBBF24; --rose-400: #FB7185; --rose-500: #F43F5E;
  --slate-50: #F8FAFC; --slate-100: #F1F5F9; --slate-200: #E2E8F0;
  --slate-300: #CBD5E1; --slate-400: #94A3B8; --slate-500: #64748B;
  --slate-600: #475569; --slate-700: #334155; --slate-800: #1E293B;
  --slate-900: #0F172A;
  --white: #FFFFFF;
  --radius: 16px; --radius-sm: 10px; --radius-lg: 24px;
  --shadow-sm: 0 1px 3px rgba(15,23,42,.06), 0 1px 2px rgba(15,23,42,.04);
  --shadow-md: 0 4px 16px rgba(37,99,235,.08), 0 2px 6px rgba(15,23,42,.04);
  --shadow-lg: 0 12px 40px rgba(37,99,235,.12), 0 4px 12px rgba(15,23,42,.06);
  --shadow-xl: 0 20px 60px rgba(37,99,235,.15), 0 8px 20px rgba(15,23,42,.08);
  --font-heading: 'Sora', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--font-body);color:var(--slate-700);background:var(--white);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:var(--transition)}
button{cursor:pointer;border:none;font-family:inherit}

/* ── Utilities ── */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-padding{padding:100px 0}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:var(--blue-50);color:var(--blue-600);border:1px solid var(--blue-200);border-radius:100px;font-size:.8rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase}
.badge::before{content:'';width:6px;height:6px;background:var(--blue-500);border-radius:50%}
.section-title{font-family:var(--font-heading);font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;color:var(--slate-900);line-height:1.2;margin:16px 0;letter-spacing:-.03em}
.section-subtitle{font-size:1.05rem;color:var(--slate-500);max-width:640px;line-height:1.7}
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:linear-gradient(135deg,var(--blue-600),var(--blue-700));color:var(--white);border-radius:12px;font-weight:600;font-size:.95rem;transition:var(--transition);box-shadow:0 4px 16px rgba(37,99,235,.3);position:relative;overflow:hidden}
.btn-primary::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.15),transparent);opacity:0;transition:var(--transition)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(37,99,235,.4)}
.btn-primary:hover::after{opacity:1}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:var(--white);color:var(--blue-600);border:2px solid var(--blue-200);border-radius:12px;font-weight:600;font-size:.95rem;transition:var(--transition)}
.btn-secondary:hover{border-color:var(--blue-500);background:var(--blue-50);transform:translateY(-2px)}

/* ── Scroll Animations ── */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:.1s}
.reveal-delay-2{transition-delay:.2s}
.reveal-delay-3{transition-delay:.3s}
.reveal-delay-4{transition-delay:.4s}

/* ── Navbar ── */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:blur(20px) saturate(1.5);-webkit-backdrop-filter:blur(20px) saturate(1.5);border-bottom:1px solid rgba(37,99,235,.08);transition:var(--transition)}
.navbar.scrolled{box-shadow:0 4px 20px rgba(15,23,42,.06)}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:700;font-size:1.25rem;color:var(--slate-900)}
.nav-logo img{width:36px;height:36px;border-radius:10px}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none}
.nav-links a{font-size:.88rem;font-weight:500;color:var(--slate-600);position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--blue-500);border-radius:2px;transition:var(--transition)}
.nav-links a:hover{color:var(--blue-600)}
.nav-links a:hover::after{width:100%}
.nav-cta{padding:10px 24px!important;background:linear-gradient(135deg,var(--blue-600),var(--blue-700))!important;color:var(--white)!important;border-radius:10px!important;font-weight:600!important;font-size:.85rem!important;box-shadow:0 2px 10px rgba(37,99,235,.25)}
.nav-cta::after{display:none!important}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(37,99,235,.35);color:var(--white)!important}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--slate-700);border-radius:2px;transition:var(--transition)}
.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ── Hero ── */
.hero{position:relative;padding:140px 0 100px;background:linear-gradient(170deg,var(--blue-50) 0%,var(--white) 50%,var(--blue-50) 100%);overflow:hidden}
.hero::before{content:'';position:absolute;top:-200px;right:-200px;width:600px;height:600px;background:radial-gradient(circle,rgba(37,99,235,.06) 0%,transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-100px;left:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(6,182,212,.05) 0%,transparent 70%);border-radius:50%}
.hero .container{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-content{max-width:560px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;background:var(--white);border:1px solid var(--blue-200);border-radius:100px;font-size:.8rem;font-weight:500;color:var(--blue-600);box-shadow:var(--shadow-sm);margin-bottom:24px;animation:fadeInUp .6s ease both}
.hero-badge .dot{width:8px;height:8px;background:var(--emerald-400);border-radius:50%;animation:pulse-dot 2s infinite}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{font-family:var(--font-heading);font-size:clamp(2rem,4.5vw,3.2rem);font-weight:800;line-height:1.1;color:var(--slate-900);letter-spacing:-.04em;margin-bottom:20px;animation:fadeInUp .6s .1s ease both}
.hero h1 .gradient-text{background:linear-gradient(135deg,var(--blue-600),var(--cyan-500));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:1.05rem;color:var(--slate-500);line-height:1.8;margin-bottom:36px;max-width:480px;animation:fadeInUp .6s .2s ease both}
.hero-buttons{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px;animation:fadeInUp .6s .3s ease both}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;animation:fadeInUp .6s .4s ease both}
.stat-item{text-align:center;padding:16px 8px;background:var(--white);border-radius:var(--radius-sm);border:1px solid var(--blue-100);box-shadow:var(--shadow-sm)}
.stat-number{font-family:var(--font-heading);font-size:1.6rem;font-weight:800;color:var(--blue-600);line-height:1}
.stat-label{font-size:.75rem;color:var(--slate-400);font-weight:500;margin-top:4px}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;animation:fadeInRight .8s .3s ease both}
.hero-phone{position:relative;z-index:2}
.hero-phone-shadow{position:absolute;bottom:-20px;left:50%;transform:translateX(-50%);width:200px;height:20px;background:radial-gradient(ellipse,rgba(37,99,235,.15) 0%,transparent 70%);filter:blur(10px)}
.phone-mockup{width:260px;background:var(--slate-900);border-radius:36px;padding:12px;box-shadow:var(--shadow-xl),inset 0 0 0 2px rgba(255,255,255,.1);position:relative}
.phone-mockup::before{content:'';position:absolute;top:12px;left:50%;transform:translateX(-50%);width:80px;height:24px;background:var(--slate-900);border-radius:0 0 16px 16px;z-index:3}
.phone-screen{width:100%;border-radius:26px;overflow:hidden;aspect-ratio:9/19.5;background:var(--white)}
.phone-screen img{width:100%;height:100%;object-fit:cover;object-position:top}
@keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeInRight{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}

/* ── ¿Qué es? ── */
.what-is{background:var(--white)}
.what-is .section-header,.features-section .section-header,.how-it-works .section-header,.app-section .section-header,.audience-section .section-header,.contact-section .section-header{text-align:center;margin-bottom:56px}
.what-is .section-subtitle,.features-section .section-subtitle,.how-it-works .section-subtitle,.app-section .section-subtitle,.audience-section .section-subtitle,.contact-section .section-subtitle{margin:0 auto}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:var(--white);border:1px solid var(--blue-100);border-radius:var(--radius);padding:32px 28px;transition:var(--transition);position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--blue-400),var(--blue-600));opacity:0;transition:var(--transition)}
.feature-card:hover{border-color:var(--blue-300);box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.feature-card:hover::before{opacity:1}
.feature-card.featured{background:linear-gradient(135deg,var(--blue-600),var(--blue-700));border-color:transparent;color:var(--white)}
.feature-card.featured .feature-card-title{color:var(--white)}
.feature-card.featured .feature-card-text{color:rgba(255,255,255,.85)}
.feature-card.featured .feature-tag{background:rgba(255,255,255,.15);color:var(--white);border-color:rgba(255,255,255,.2)}
.feature-card.featured::before{background:linear-gradient(90deg,var(--cyan-400),var(--blue-300));opacity:1}
.feature-card.featured:hover{transform:translateY(-4px);box-shadow:0 16px 48px rgba(37,99,235,.3)}
.featured-badge{display:inline-block;padding:4px 12px;background:rgba(255,255,255,.2);border-radius:100px;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}
.feature-card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--blue-50);border-radius:12px;margin-bottom:20px;font-size:1.3rem}
.feature-card.featured .feature-card-icon{background:rgba(255,255,255,.15)}
.feature-card-title{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;color:var(--slate-900);margin-bottom:12px}
.feature-card-text{font-size:.92rem;line-height:1.7;color:var(--slate-500);margin-bottom:16px}
.feature-tags{display:flex;gap:8px;flex-wrap:wrap}
.feature-tag{padding:4px 12px;background:var(--blue-50);color:var(--blue-600);border:1px solid var(--blue-100);border-radius:100px;font-size:.72rem;font-weight:600}

/* ── Funcionalidades ── */
.features-section{background:var(--slate-50)}
.modules-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.module-card{background:var(--white);border:1px solid var(--blue-100);border-radius:var(--radius);padding:28px 24px;transition:var(--transition);text-align:center}
.module-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--blue-200)}
.module-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;border-radius:16px;font-size:1.5rem}
.module-icon.blue{background:linear-gradient(135deg,var(--blue-50),var(--blue-100))}
.module-icon.cyan{background:linear-gradient(135deg,#ECFEFF,#CFFAFE)}
.module-icon.emerald{background:linear-gradient(135deg,#ECFDF5,#D1FAE5)}
.module-icon.amber{background:linear-gradient(135deg,#FFFBEB,#FEF3C7)}
.module-icon.rose{background:linear-gradient(135deg,#FFF1F2,#FFE4E6)}
.module-icon.violet{background:linear-gradient(135deg,#F5F3FF,#EDE9FE)}
.module-icon.teal{background:linear-gradient(135deg,#F0FDFA,#CCFBF1)}
.module-icon.indigo{background:linear-gradient(135deg,#EEF2FF,#E0E7FF)}
.module-card-title{font-family:var(--font-heading);font-size:.95rem;font-weight:700;color:var(--slate-900);margin-bottom:8px}
.module-card-text{font-size:.82rem;color:var(--slate-500);line-height:1.6}

/* ── Cómo Funciona ── */
.how-it-works{background:var(--white)}
.steps-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps-timeline::before{content:'';position:absolute;top:40px;left:12.5%;right:12.5%;height:2px;background:linear-gradient(90deg,var(--blue-200),var(--blue-400),var(--blue-200));z-index:0}
.step-card{text-align:center;position:relative;z-index:1}
.step-number{width:80px;height:80px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;border-radius:50%;font-family:var(--font-heading);font-size:1.5rem;font-weight:800;color:var(--white);box-shadow:0 4px 16px rgba(37,99,235,.2)}
.step-card:nth-child(1) .step-number{background:linear-gradient(135deg,var(--blue-400),var(--blue-500))}
.step-card:nth-child(2) .step-number{background:linear-gradient(135deg,var(--blue-500),var(--blue-600))}
.step-card:nth-child(3) .step-number{background:linear-gradient(135deg,var(--blue-600),var(--blue-700))}
.step-card:nth-child(4) .step-number{background:linear-gradient(135deg,var(--blue-700),var(--blue-800))}
.step-title{font-family:var(--font-heading);font-size:1.05rem;font-weight:700;color:var(--slate-900);margin-bottom:10px}
.step-text{font-size:.88rem;color:var(--slate-500);line-height:1.65;margin-bottom:16px}
.step-actions{display:flex;flex-direction:column;gap:6px;align-items:center}
.step-action{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;background:var(--blue-50);border-radius:100px;font-size:.78rem;font-weight:500;color:var(--blue-700)}

/* ── App Section ── */
.app-section{background:linear-gradient(170deg,var(--blue-600) 0%,var(--blue-800) 100%);color:var(--white);overflow:hidden}
.app-section .badge{background:rgba(255,255,255,.1);color:var(--white);border-color:rgba(255,255,255,.2)}
.app-section .badge::before{background:var(--cyan-400)}
.app-section .section-title{color:var(--white)}
.app-section .section-subtitle{color:rgba(255,255,255,.75)}
.phones-carousel{display:flex;justify-content:center;gap:24px;margin-bottom:48px;flex-wrap:wrap}
.carousel-item{display:flex;flex-direction:column;align-items:center;gap:16px}
.carousel-item .phone-mockup{width:200px;background:#1a1a2e;border-radius:30px;padding:10px;box-shadow:0 20px 60px rgba(0,0,0,.3),inset 0 0 0 1px rgba(255,255,255,.08)}
.carousel-item .phone-screen{border-radius:22px}
.carousel-label{font-size:.8rem;font-weight:600;color:rgba(255,255,255,.7);letter-spacing:.03em}
.app-highlights{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:700px;margin:0 auto 36px}
.app-highlight{display:flex;align-items:center;gap:10px;padding:12px 16px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:12px;font-size:.88rem;color:rgba(255,255,255,.9)}
.app-highlight .check{width:22px;height:22px;display:flex;align-items:center;justify-content:center;background:rgba(52,211,153,.2);border-radius:50%;font-size:.7rem;flex-shrink:0}
.app-cta{text-align:center}
.app-cta .btn-primary{background:linear-gradient(135deg,var(--white),var(--blue-100));color:var(--blue-700);box-shadow:0 4px 16px rgba(0,0,0,.15)}
.app-cta .btn-primary:hover{box-shadow:0 8px 24px rgba(0,0,0,.2)}

/* ── Audiencia ── */
.audience-section{background:var(--slate-50)}
.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.audience-card{background:var(--white);border:1px solid var(--slate-200);border-radius:var(--radius);padding:28px 24px;transition:var(--transition)}
.audience-card:hover{box-shadow:var(--shadow-md);border-color:var(--blue-200);transform:translateY(-3px)}
.audience-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;margin-bottom:16px;font-size:1.3rem;background:var(--blue-50)}
.audience-card-title{font-family:var(--font-heading);font-size:1rem;font-weight:700;color:var(--slate-900);margin-bottom:8px}
.audience-card-text{font-size:.88rem;color:var(--slate-500);line-height:1.65}

/* ── Contacto ── */
.contact-section{background:var(--white)}
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:40px;align-items:start}
.contact-info-panel{background:linear-gradient(135deg,var(--blue-600),var(--blue-800));border-radius:var(--radius-lg);padding:36px 32px;color:var(--white)}
.contact-info-panel .company-header{display:flex;align-items:center;gap:14px;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.15)}
.contact-info-panel .company-logo{width:52px;height:52px;border-radius:14px;object-fit:cover;background:var(--white);padding:4px}
.contact-info-panel .company-name{font-family:var(--font-heading);font-weight:700;font-size:1.15rem}
.contact-info-panel .company-slogan{font-size:.82rem;opacity:.75}
.info-item{display:flex;align-items:center;gap:12px;padding:12px 0;font-size:.9rem}
.info-item-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.12);border-radius:10px;font-size:.85rem;flex-shrink:0}
.info-item-label{font-size:.75rem;opacity:.6}
.info-item-value{font-weight:600}
.client-section{margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15)}
.client-label{font-size:.78rem;opacity:.6;margin-bottom:10px}
.client-logo-wrap{display:flex;align-items:center;gap:12px}
.client-logo-wrap img{height:40px;border-radius:8px;background:var(--white);padding:4px 8px}
.client-logo-wrap span{font-weight:600;font-size:.95rem}

/* Form */
.contact-form-wrapper{background:var(--white);border:1px solid var(--blue-100);border-radius:var(--radius-lg);padding:36px 32px;box-shadow:var(--shadow-md)}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:.85rem;font-weight:600;color:var(--slate-700);margin-bottom:6px}
.form-label .required{color:var(--rose-500)}
.form-input,.form-textarea{width:100%;padding:12px 16px;background:var(--slate-50);border:1.5px solid var(--slate-200);border-radius:var(--radius-sm);font-family:var(--font-body);font-size:.92rem;color:var(--slate-800);transition:var(--transition);outline:none}
.form-input:focus,.form-textarea:focus{border-color:var(--blue-500);box-shadow:0 0 0 3px rgba(37,99,235,.1);background:var(--white)}
.form-input::placeholder,.form-textarea::placeholder{color:var(--slate-400)}
.form-textarea{min-height:120px;resize:vertical}
.form-input.error,.form-textarea.error{border-color:var(--rose-500);box-shadow:0 0 0 3px rgba(244,63,94,.1)}
.field-error{font-size:.78rem;color:var(--rose-500);margin-top:4px;display:none}
.form-submit{width:100%;padding:14px 32px;font-size:1rem}
.form-submit:disabled{opacity:.6;cursor:not-allowed}
.form-privacy{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:.78rem;color:var(--slate-400)}
.form-message{display:none;padding:14px 18px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;margin-bottom:20px}
.form-message.success{display:block;background:#ECFDF5;color:#065F46;border:1px solid #A7F3D0}
.form-message.error-msg{display:block;background:#FFF1F2;color:#9F1239;border:1px solid #FECDD3}
.ohnohoney{opacity:0;position:absolute;top:0;left:0;height:0;width:0;z-index:-1}

/* ── Footer ── */
.footer{background:var(--slate-900);color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.footer-brand{max-width:280px}
.footer-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:700;font-size:1.2rem;color:var(--white);margin-bottom:4px}
.footer-logo img{width:32px;height:32px;border-radius:8px}
.footer-tagline{font-size:.78rem;color:var(--slate-400);margin-bottom:14px}
.footer-desc{font-size:.85rem;line-height:1.7;color:var(--slate-400)}
.footer-col-title{font-family:var(--font-heading);font-weight:700;font-size:.85rem;color:var(--white);text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:.88rem;color:var(--slate-400)}
.footer-links a:hover{color:var(--blue-400)}
.footer-credit-row{display:flex;align-items:center;gap:12px}
.footer-credit-row img{width:28px;height:28px;border-radius:6px;background:var(--white);padding:2px}
.footer-credit-label{font-size:.72rem;color:var(--slate-500)}
.footer-credit-name{font-size:.85rem;color:var(--slate-300);font-weight:600}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;align-items:center;justify-content:space-between}
.footer-copyright{font-size:.8rem;color:var(--slate-500)}
.footer-status{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--emerald-400)}
.footer-status .status-dot{width:8px;height:8px;background:var(--emerald-400);border-radius:50%;animation:pulse-dot 2s infinite}

/* ── Spinner ── */
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Responsive ── */
@media(max-width:1024px){
  .modules-grid{grid-template-columns:repeat(2,1fr)}
  .steps-timeline{grid-template-columns:repeat(2,1fr);gap:32px}
  .steps-timeline::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-links{display:none;position:fixed;top:72px;left:0;right:0;background:var(--white);flex-direction:column;padding:24px;gap:20px;border-bottom:1px solid var(--blue-100);box-shadow:0 8px 24px rgba(0,0,0,.08)}
  .nav-links.active{display:flex}
  .nav-toggle{display:flex}
  .hero .container{grid-template-columns:1fr;text-align:center}
  .hero-content{max-width:100%}
  .hero-subtitle{margin:0 auto 36px}
  .hero-buttons{justify-content:center}
  .hero-stats{grid-template-columns:repeat(2,1fr);max-width:400px;margin:0 auto}
  .hero-visual{margin-top:40px}
  .features-grid,.modules-grid,.steps-timeline,.audience-grid{grid-template-columns:1fr}
  .phones-carousel{gap:16px}
  .carousel-item .phone-mockup{width:160px}
  .app-highlights{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:12px;text-align:center}
}
@media(max-width:480px){
  .section-padding{padding:64px 0}
  .hero{padding:110px 0 64px}
  .hero h1{font-size:1.8rem}
  .phones-carousel{flex-direction:column;align-items:center}
  .carousel-item .phone-mockup{width:200px}
  .contact-form-wrapper{padding:24px 20px}
  .contact-info-panel{padding:28px 24px}
}