/* =====================================================
  ATHLETIC SECHURA · 01 BASE GLOBAL
  Contiene reset, variables, layout, tipografías, botones, loader,
  animaciones base y utilidades reutilizables para futuras sedes.
====================================================== */

/* ---------- Variables de marca ---------- */
:root{
  --color-black:#030303; --color-graphite:#0b0d12; --color-graphite-2:#141821;
  --color-red:#e10600; --color-red-dark:#8f0000; --color-red-light:#ff2a2a;
  --color-white:#ffffff; --color-muted:rgba(255,255,255,.74); --color-soft:rgba(255,255,255,.90);
  --line:rgba(255,255,255,.12); --glass:rgba(255,255,255,.065); --max-width:1180px;
  --radius-sm:16px; --radius-md:24px; --radius-lg:34px;
  --shadow-dark:0 24px 70px rgba(0,0,0,.36); --shadow-red:0 22px 56px rgba(225,6,0,.28);
}

/* ---------- Reset seguro ---------- */
*{box-sizing:border-box;margin:0;padding:0} html{scroll-behavior:smooth;scroll-padding-top:98px}
body{min-width:320px;overflow-x:hidden;background:var(--color-black);color:var(--color-white);font-family:'Inter',Arial,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%} a{color:inherit;text-decoration:none} ul{list-style:none} p,li,span{line-height:1.65} button,input,textarea,select{font:inherit}

/* ---------- Contenedor estándar ---------- */
.container{width:min(var(--max-width),calc(100% - 40px));margin-inline:auto}

/* ---------- Tipografía base ---------- */
h1,h2,h3,h4{color:#fff;text-wrap:balance} h1,h2,.plan-price,.promo-price{font-family:'Oswald','Inter',sans-serif;text-transform:uppercase}
h1{font-size:clamp(52px,8vw,108px);font-weight:700;line-height:.92;letter-spacing:.02em} h2{font-size:clamp(34px,4.8vw,68px);font-weight:700;line-height:1.02;letter-spacing:.015em} h3{font-size:clamp(22px,2.4vw,34px);font-weight:800;line-height:1.12} p{color:var(--color-muted);font-size:16px}

/* ---------- Secciones globales ---------- */
.section{position:relative;padding:104px 0;background:linear-gradient(180deg,#050505,#08090d)}
.section--dark{background:radial-gradient(circle at 18% 18%,rgba(225,6,0,.12),transparent 31%),linear-gradient(180deg,#030303,#0c0e14)}
.section-heading{max-width:850px;margin:0 auto 46px;text-align:center}.section-heading p{max-width:720px;margin:18px auto 0;font-size:17px}
.tag,.eyebrow{display:inline-flex;align-items:center;justify-content:center;width:max-content;margin-bottom:16px;padding:8px 13px;border:1px solid rgba(225,6,0,.42);border-radius:999px;background:linear-gradient(135deg,rgba(225,6,0,.22),rgba(255,255,255,.055));color:#ffd8d8;font-size:12px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}

/* ---------- Botones reutilizables ---------- */
.btn,.btn-plan,.footer-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:999px;border:1px solid rgba(255,255,255,.16);color:#fff;font-size:13px;font-weight:900;letter-spacing:.055em;text-transform:uppercase;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease}.btn:hover,.btn-plan:hover,.footer-btn:hover{transform:translateY(-2px)}
.btn--primary,.footer-btn{background:linear-gradient(135deg,var(--color-red-light),var(--color-red) 48%,var(--color-red-dark));box-shadow:var(--shadow-red)}.btn--ghost{background:rgba(255,255,255,.07);backdrop-filter:blur(14px);box-shadow:0 14px 34px rgba(0,0,0,.28)}.btn-plan{width:100%;margin-top:auto;background:linear-gradient(135deg,var(--color-red-light),var(--color-red) 50%,var(--color-red-dark));box-shadow:0 18px 42px rgba(225,6,0,.26)}

/* ---------- Loader inicial ---------- */
.loader{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;background:#030303;transition:opacity .35s ease,visibility .35s ease}.loader.is-hidden{opacity:0;visibility:hidden;pointer-events:none}.loader__logo{width:min(180px,46vw);filter:drop-shadow(0 0 28px rgba(225,6,0,.42));animation:loaderPulse 1.15s ease-in-out infinite alternate}@keyframes loaderPulse{from{transform:scale(.96);opacity:.72}to{transform:scale(1.04);opacity:1}}

/* ---------- Animaciones al hacer scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}