/* ============================================
   MASHA TERROVERE — CLASES DE RUSO EN ANDORRA
   Shared Stylesheet
   ============================================ */

*,::before,::after{box-sizing:border-box;margin:0;padding:0;border:0;}
html{scroll-behavior:smooth;font-family:'Plus Jakarta Sans',system-ui,sans-serif;line-height:1.5;}
body{background:#fff;color:#111827;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
img,svg{display:block;max-width:100%;height:auto;}
ul,ol{list-style:none;}
button{cursor:pointer;background:transparent;font:inherit;}
h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit;}
input,textarea,select{font:inherit;}
textarea{resize:vertical;}

:root{
  --p:#1a1a2e;--p6:#161628;
  --a5:#e63946;--a6:#c42f3b;--a4:#f05663;--a3:#f5808a;--a2:#f9abb1;--a50:#fee0f1;
  --gold:#e7c323;
  --g50:#f9fafb;--g100:#f3f4f6;--g200:#e5e7eb;--g300:#d1d5db;
  --g400:#9ca3af;--g500:#6b7280;--g600:#4b5563;--g700:#374151;--g900:#111827;
  --gr50:#f0fdf4;--gr200:#bbf7d0;--gr400:#4ade80;--gr500:#22c55e;
}

/* ANIMATIONS */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulse{50%{opacity:.4}}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.fade-in{animation:fadeIn .6s ease-in-out;}
.slide-up{animation:slideUp .6s cubic-bezier(.22,1,.36,1);}
.pulse{animation:pulse 3s cubic-bezier(.4,0,.6,1) infinite;}

/* LAYOUT */
.wrap{max-width:80rem;margin:0 auto;padding:0 1.5rem;}
@media(min-width:1024px){.wrap{padding:0 2rem;}}

/* ============ HEADER ============ */
header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 1px 0 rgba(0,0,0,.08);}
.nav-inner{max-width:80rem;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;height:4rem;}
@media(min-width:1024px){.nav-inner{height:5rem;padding:0 2rem;}}
.logo{display:flex;align-items:center;gap:.5rem;font-size:1.375rem;font-weight:800;color:var(--p);}
.logo .m{color:var(--a5);}
.logo-sub{display:none;font-size:.7rem;color:var(--g500);border-left:1px solid var(--g200);padding-left:.5rem;font-weight:500;letter-spacing:.03em;}
@media(min-width:640px){.logo-sub{display:block;}}
nav{display:none;gap:2rem;}
@media(min-width:1024px){nav{display:flex;align-items:center;}}
nav a{font-size:.875rem;font-weight:500;color:var(--g600);transition:color .15s;position:relative;}
nav a::after{content:'';position:absolute;bottom:-.25rem;left:0;right:0;height:2px;background:var(--a5);border-radius:2px;transform:scaleX(0);transition:transform .2s;}
nav a:hover{color:var(--a5);}
nav a:hover::after{transform:scaleX(1);}
nav a.active{color:var(--a5);}
nav a.active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:.75rem;}
.nav-phone{display:none;align-items:center;gap:.4rem;font-size:.8rem;font-weight:600;color:var(--g700);padding:.4rem .75rem;border-radius:.5rem;transition:background .15s;}
.nav-phone:hover{background:var(--g100);}
@media(min-width:1024px){.nav-phone{display:flex;}}
.nav-phone svg{stroke:var(--a5);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.btn-nav{padding:.5rem 1.25rem;border-radius:9999px;background:var(--a5);color:#fff;font-size:.875rem;font-weight:700;transition:background .15s,transform .1s;letter-spacing:.01em;}
.btn-nav:hover{background:var(--a6);transform:scale(1.02);}

/* ============ FOOTER ============ */
footer{background:var(--p);}
.footer-in{max-width:80rem;margin:0 auto;padding:4rem 1.5rem 2rem;}
@media(min-width:1024px){.footer-in{padding:4rem 2rem 2rem;}}
.fgrid{display:grid;grid-template-columns:1fr;gap:2.5rem;margin-bottom:3rem;}
@media(min-width:768px){.fgrid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.fgrid{grid-template-columns:2fr 1fr 1fr 1fr;}}
.flogo{font-size:1.375rem;font-weight:800;color:#fff;margin-bottom:.75rem;}
.flogo span{color:var(--a4);}
.fdesc{color:rgba(255,255,255,.55);font-size:.875rem;line-height:1.7;margin-bottom:1.5rem;max-width:22rem;}
.fsocials{display:flex;gap:.75rem;}
.fsoc{width:2.25rem;height:2.25rem;border-radius:.5rem;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.6);transition:background .15s,color .15s;font-size:.8rem;font-weight:700;}
.fsoc:hover{background:var(--a5);color:#fff;border-color:var(--a5);}
.fh{font-size:.8rem;font-weight:700;color:rgba(255,255,255,.4);text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem;}
.fcol ul{display:flex;flex-direction:column;gap:.625rem;}
.fcol a{font-size:.875rem;color:rgba(255,255,255,.55);transition:color .15s;}
.fcol a:hover{color:#fff;}
.fbot{padding:1.5rem 0;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;align-items:center;gap:.5rem;text-align:center;}
@media(min-width:640px){.fbot{flex-direction:row;justify-content:space-between;}}
.fbot-txt{font-size:.75rem;color:rgba(255,255,255,.3);}
.fbot-txt a{color:rgba(255,255,255,.5);transition:color .15s;}
.fbot-txt a:hover{color:#fff;}
.flinks-info{display:flex;flex-direction:column;gap:.75rem;}
.flink-row{display:flex;align-items:center;gap:.625rem;font-size:.875rem;color:rgba(255,255,255,.55);transition:color .15s;}
.flink-row:hover{color:#fff;}
.flink-row svg{width:.9rem;height:.9rem;stroke:var(--a4);fill:none;stroke-width:2;flex-shrink:0;stroke-linecap:round;stroke-linejoin:round;}

/* ============ MOBILE CTA BAR ============ */
.mob-bar{position:fixed;bottom:0;left:0;right:0;z-index:40;background:#fff;border-top:1px solid var(--g200);box-shadow:0 -4px 24px rgba(0,0,0,.1);padding:.75rem 1rem;}
@media(min-width:1024px){.mob-bar{display:none;}}
.mob-bar-inner{display:flex;gap:.75rem;max-width:24rem;margin:0 auto;}
.mb-call{flex:1;display:flex;align-items:center;justify-content:center;gap:.4rem;padding:.75rem;border:2px solid var(--a5);color:var(--a5);font-weight:700;border-radius:9999px;font-size:.875rem;transition:background .15s,color .15s;}
.mb-call:hover{background:var(--a5);color:#fff;}
.mb-book{flex:2;display:flex;align-items:center;justify-content:center;padding:.75rem;background:var(--a5);color:#fff;font-weight:700;border-radius:9999px;font-size:.875rem;transition:background .15s;}
.mb-book:hover{background:var(--a6);}

/* COMMON COMPONENTS */
.pill{display:inline-block;padding:.25rem .875rem;background:var(--a50);color:var(--a6);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;border-radius:9999px;margin-bottom:1rem;}
.pill-dark{background:rgba(255,255,255,.12);color:rgba(255,255,255,.85);}
.pill-gold{background:rgba(231,195,35,.15);color:var(--gold);}
.sec-h2{font-size:1.875rem;font-weight:800;color:var(--p);line-height:1.2;}
@media(min-width:640px){.sec-h2{font-size:2.5rem;}}
@media(min-width:1024px){.sec-h2{font-size:3rem;}}
.sec-sub{color:var(--g500);font-size:1.1rem;line-height:1.65;margin-top:.75rem;}
.sec-hd{text-align:center;margin-bottom:4rem;}
.check-row{display:flex;align-items:center;gap:.75rem;}
.check-ic{flex-shrink:0;width:1.25rem;height:1.25rem;background:var(--gr500);border-radius:9999px;display:flex;align-items:center;justify-content:center;}
.check-ic svg{width:.7rem;height:.7rem;stroke:#fff;stroke-width:2.5;fill:none;}
.check-row span{color:var(--g700);font-weight:500;font-size:.95rem;}
.btn-r{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 2rem;border-radius:9999px;background:var(--a5);color:#fff;font-weight:700;font-size:1rem;transition:background .15s,transform .1s;letter-spacing:.01em;}
.btn-r:hover{background:var(--a6);transform:scale(1.02);}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 2rem;border-radius:9999px;border:2px solid var(--a5);color:var(--a5);font-weight:700;font-size:1rem;transition:background .15s,color .15s;}
.btn-outline:hover{background:var(--a5);color:#fff;}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 2rem;border-radius:9999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);color:#fff;font-weight:600;font-size:1rem;backdrop-filter:blur(4px);transition:background .15s;}
.btn-ghost:hover{background:rgba(255,255,255,.2);}