/* ============================================================
   Tennis Tech Hub — landing page
   Plain CSS. No build step. Sections in DOM order.
   ============================================================ */

:root{
  --ink:        #090b0c;   /* page black                      */
  --ink-2:      #0f1214;   /* panel black                     */
  --green:      #8dc21f;   /* brand lime (buttons, rules)     */
  --green-hi:   #a4dc2d;   /* brighter lime for accent text   */
  --white:      #ffffff;
  --muted:      #c7ccce;
  --muted-dark: #3a4145;
  --line:       rgba(255,255,255,.14);

  --wrap: 1180px;
  --gut:  clamp(20px, 5vw, 56px);
  --nav-h: 88px;

  --sans: "Barlow", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

html{ scroll-behavior:smooth; scroll-padding-top:var(--nav-h); }

body{
  margin:0;
  background:var(--ink);
  color:var(--white);
  font-family:var(--sans);
  font-size:15px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }

.wrap{
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gut);
}

/* ---------- shared type ---------- */

.eyebrow{
  margin:0 0 22px;
  color:var(--green-hi);
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.h2{
  margin:0 0 26px;
  font-size:clamp(22px, 2.4vw, 30px);
  font-weight:800;
  line-height:1.16;
  letter-spacing:.005em;
  text-transform:uppercase;
}
.h2 em{ color:var(--green-hi); font-style:normal; }
.h2--dark{ color:var(--ink); }
.h2--track{ letter-spacing:.06em; }

.prose{ max-width:74ch; color:var(--muted); font-size:13.5px; }
.prose p{ margin:0 0 14px; }
.prose--dark{ color:var(--muted-dark); }
.prose--dark strong{ color:var(--ink); }

.accent{ color:var(--green-hi); font-weight:700; }
.accent--dark{ color:#7fb016; font-size:15px; }

/* ---------- buttons ---------- */

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--green);
  color:var(--ink);
  font-weight:700;
  letter-spacing:.06em;
  text-transform:uppercase;
  white-space:nowrap;
  border:0;
  cursor:pointer;
  font-family:inherit;
  transition:background .18s ease, transform .18s ease;
}
.btn:hover{ background:var(--green-hi); transform:translateY(-1px); }
.btn:active{ transform:translateY(0); }

.btn--sm{    padding:9px 20px;  font-size:11.5px; }
.btn--lg{    padding:15px 40px; font-size:15px; }
.btn--block{ width:100%; padding:15px 20px; font-size:15px; }

/* ============================================================
   NAV
   ============================================================ */

.nav{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav__inner{
  max-width:1320px;
  margin-inline:auto;
  padding:0 var(--gut);
  height:var(--nav-h);
  display:flex;
  align-items:center;
  gap:clamp(18px, 3vw, 46px);
}
.nav__logo img{ width:150px; }

/* The picker sits in the bar so it survives the mobile menu collapsing. On
   desktop `display:contents` dissolves .nav__menu so its links, the picker and
   the CTA all become flex items of .nav__inner and `order` can interleave them
   back into the intended row: links … picker … CTA. */
.nav__menu{
  display:contents;
}
.nav__logo{ order:1; }
.nav__menu > a[href^="#"]:not(.btn){ order:2; }
.langpicker{ order:3; }
.nav__menu > .btn{ order:4; }
.nav__menu > a[href^="#"]:not(.btn):first-of-type{ margin-left:auto; }
.nav__menu > a[href^="#"]:not(.btn){
  font-size:11.5px;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--white);
  position:relative;
  padding-block:6px;
}
.nav__menu > a[href^="#"]:not(.btn)::after{
  content:"";
  position:absolute;
  left:0; right:100%; bottom:0;
  height:1.5px;
  background:var(--green);
  transition:right .22s ease;
}
.nav__menu > a[href^="#"]:not(.btn):hover::after{ right:0; }

.nav__burger{
  display:none;
  order:5;              /* without this it defaults to 0 and sorts before the logo */
  margin-left:auto;
  width:40px; height:34px;
  background:none; border:0; cursor:pointer;
  flex-direction:column; justify-content:center; gap:5px;
}
.nav__burger span{ display:block; height:2px; background:var(--white); transition:.2s; }

/* ---------- language picker ---------- */

.langpicker{ position:relative; }
.langpicker__btn{
  display:flex; align-items:center; gap:7px;
  background:none;
  border:1px solid var(--line);
  color:var(--white);
  font-family:inherit;
  font-size:11.5px; font-weight:600; letter-spacing:.1em;
  padding:7px 11px;
  cursor:pointer;
  transition:border-color .18s ease, color .18s ease;
}
.langpicker__btn:hover{ border-color:var(--green); color:var(--green-hi); }
.langpicker__globe{ width:15px; height:15px; }
.langpicker__caret{ width:8px; height:5px; opacity:.7; }

/* Fixed width so the codes form a column and the language names line up. */
.langpicker__abbr{
  flex:none;
  width:2.6em;
  font-size:11px;
  font-weight:700;
  letter-spacing:.08em;
  opacity:.65;
}

.langpicker__list{
  position:absolute;
  top:calc(100% + 8px);
  right:0;
  min-width:150px;
  margin:0; padding:5px;
  list-style:none;
  background:var(--ink-2);
  border:1px solid var(--line);
  opacity:0; visibility:hidden; transform:translateY(-4px);
  transition:.16s ease;
}
.langpicker.is-open .langpicker__list{ opacity:1; visibility:visible; transform:none; }
.langpicker__list button{
  display:flex; align-items:center; gap:9px;
  width:100%;
  padding:10px 12px;
  background:none; border:0;
  color:var(--muted);
  font-family:inherit; font-size:13px; text-align:left;
  cursor:pointer;
}
.langpicker__list button:hover{ background:rgba(255,255,255,.06); color:var(--white); }
.langpicker__list button[aria-selected="true"]{ color:var(--green-hi); font-weight:600; }
.langpicker__list button[aria-selected="true"] .langpicker__abbr{ opacity:1; }

/* ============================================================
   HERO
   ============================================================ */

.hero{
  position:relative;
  min-height:clamp(460px, 56vw, 660px);
  display:flex;
  align-items:center;
  overflow:hidden;
}
.hero__bg{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover;
  /* last-resort backdrop if the <video> itself fails to render at all */
  background:#3a2a1e url("assets/hero-court.jpg") center / cover no-repeat;
}
.hero__scrim{
  position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.35) 45%, rgba(0,0,0,.1) 70%),
    linear-gradient(180deg, rgba(0,0,0,.4) 0%, transparent 30%, rgba(0,0,0,.45) 100%);
}

.hero__copy{
  position:relative;
  max-width:1320px;              /* same rail as the nav, so copy lines up with the logo */
  width:100%;
  margin-inline:auto;
  padding-inline:var(--gut);
}
.hero__copy h1{
  margin:0 0 28px;
  max-width:min(620px, 52vw);    /* keeps the last line clear of the tracking panel */
  font-size:clamp(22px, 2.6vw, 34px);
  font-weight:800;
  line-height:1.18;
  letter-spacing:.1em;
  text-transform:uppercase;
  text-shadow:0 2px 24px rgba(0,0,0,.6);
}
.hero__copy h1 em{ color:var(--green-hi); font-style:normal; }


/* ---------- tracking overlay ---------- */

.track{
  position:absolute;
  right:var(--gut);
  top:52px;
  width:210px;
}
.track__court{
  position:relative;
  aspect-ratio:1 / 1.02;
  background:rgba(6,10,8,.66);
  border:1px solid rgba(255,255,255,.28);
  backdrop-filter:blur(3px);
}
.track__line{ position:absolute; background:rgba(255,255,255,.3); }
.track__line--net    { left:6%;  right:6%;  top:50%;  height:1px; background:rgba(255,255,255,.5); }
.track__line--centre { left:50%; top:6%;    bottom:6%; width:1px; }
.track__line--serve1 { left:6%;  right:6%;  top:26%;  height:1px; }
.track__line--serve2 { left:6%;  right:6%;  bottom:26%; height:1px; }

.track__ball{
  position:absolute;
  width:11px; height:11px;
  translate:-50% -50%;
  border-radius:50%;
  background:var(--green-hi);
  box-shadow:0 0 10px rgba(164,220,45,.8);
}

.track__stats{
  margin:10px 0 0;
  padding:12px 14px;
  background:rgba(20,24,20,.78);
  backdrop-filter:blur(3px);
  font-size:13px;
}
.track__stats > div{ display:flex; justify-content:space-between; gap:14px; }
.track__stats > div + div{ margin-top:5px; }
.track__stats dt{ color:var(--green-hi); font-weight:600; }
.track__stats dd{ margin:0; font-weight:700; }

/* ============================================================
   SECTIONS
   ============================================================ */

.sec{ padding:clamp(48px, 6vw, 74px) 0; }
.sec--dark{  background:var(--ink); }
.sec--light{ background:var(--white); color:var(--ink); }
.sec--contact{ padding:0; background:var(--ink); }

/* ---------- bento grid ---------- */

/* 24 columns, not 12 — the reference splits each row 10/7/7 and 7/7/10,
   which a 12-column grid cannot express. */
.bento{
  margin-top:38px;
  display:grid;
  grid-template-columns:repeat(24, 1fr);
  gap:12px;
}
.bento__card{
  position:relative;
  margin:0;
  overflow:hidden;
  border-radius:4px;
  background:var(--ink-2);
  container-type:inline-size;   /* captions size in cqw, so they scale with the card */
}
.bento__card img{
  width:100%; height:100%;
  object-fit:cover;
  transition:scale .5s cubic-bezier(.2,.7,.3,1);
}
.bento__card:hover img{ scale:1.04; }

/* ---------- card captions ----------
   Set as live text over artwork that had it burned in. Sizes are in cqw so the
   proportions of the original comp survive at any card width, with a px floor
   so they stay legible once the grid collapses to one column. */

.cap{
  position:absolute; inset:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding-inline:4.2%;
  pointer-events:none;
  text-shadow:0 1px 14px rgba(0,0,0,.45);
}
.cap p{ margin:0; }

.cap__kicker{
  font-size:max(12px, 2.4cqw);
  font-weight:500;
  line-height:1.32;
  color:#e9edee;
}
.cap__title{
  margin-top:.7em !important;
  font-size:max(19px, 4.9cqw);
  font-weight:700;
  line-height:1.2;
}
.cap__big{
  margin:.1em 0 !important;
  font-size:max(30px, 8.6cqw);
  font-weight:700;
  line-height:1.05;
  letter-spacing:-.015em;
}
.cap__unit{
  margin-left:.18em;
  font-size:.38em;
  font-weight:600;
  letter-spacing:0;
}
.cap__sub{
  font-size:max(12px, 2.9cqw);
  font-weight:500;
  line-height:1.32;
  color:#e9edee;
}
.cap__big   + .cap__sub{ margin-top:.55em !important; }
.cap__title + .cap__sub{ margin-top:1.15em !important; }
.cap__os{
  display:flex; gap:.7em;
  margin-top:1.1em !important;
}
.cap__os svg{ width:max(15px, 3.1cqw); height:max(15px, 3.1cqw); }

/* per-card scale, matching the type hierarchy of the original artwork */
.bento__card--a .cap__kicker{ font-size:max(12px, 2.3cqw); }
.bento__card--a .cap__title { font-size:max(19px, 4.9cqw); }
.bento__card--b .cap__kicker{ font-size:max(12px, 3.3cqw); }
.bento__card--b .cap__big   { font-size:max(28px, 8.4cqw); }
.bento__card--b .cap__sub   { font-size:max(12px, 3.1cqw); }
.bento__card--c .cap__kicker{ font-size:max(12px, 3.3cqw); }
.bento__card--c .cap__big   { font-size:max(34px, 10.2cqw); }
.bento__card--d .cap__kicker{ font-size:max(12px, 3.1cqw); }
.bento__card--d .cap__big   { font-size:max(36px, 11.4cqw); }
.bento__card--d .cap__sub   { font-size:max(12px, 3.3cqw); }
.bento__card--f .cap__title { font-size:max(22px, 5.3cqw); }
.bento__card--f .cap__sub   { font-size:max(12px, 2.4cqw); }
.bento__card--f .cap        { color:var(--ink); text-shadow:none; }
.bento__card--f .cap__sub   { color:#22300a; }

/* the spin card pins each label to the ball it belongs to */
.cap--pins{ padding:0; }
.pin{
  position:absolute;
  left:var(--x); top:var(--y);
  translate:0 -50%;
  padding:.4em .85em;
  border-radius:999px;
  background:rgba(10,13,10,.72);
  font-size:max(12px, 3.3cqw);
  font-weight:600;
  line-height:1;
  white-space:nowrap;
}

.bento__card--a{ grid-column:span 10; aspect-ratio:478/243; }
.bento__card--b{ grid-column:span  7; aspect-ratio:325/243; }
.bento__card--c{ grid-column:span  7; aspect-ratio:325/243; }
.bento__card--d{ grid-column:span  7; aspect-ratio:328/248; }
.bento__card--e{ grid-column:span  7; aspect-ratio:325/248; }
.bento__card--f{ grid-column:span 10; aspect-ratio:475/248; }

/* ---------- nosotros ---------- */

.about{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:clamp(24px, 4vw, 60px);
  align-items:center;
}
.about__copy{ max-width:560px; }
.about__map img{ width:100%; }

.flags{
  margin:38px 0 0;
  padding:0;
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.flags li{
  width:34px; height:34px;
  border-radius:50%;
  overflow:hidden;
  box-shadow:0 0 0 1.5px #fff, 0 0 0 2.5px rgba(0,0,0,.14);
}
.flags img{
  width:100%; height:100%;
  object-fit:cover;
}

/* ---------- contacto ---------- */

.contact{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  align-items:stretch;
}
.contact__media{ position:relative; min-height:520px; }
.contact__media img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover;
}
.contact__panel{
  padding:clamp(38px, 5vw, 62px) var(--gut) clamp(38px, 5vw, 62px) clamp(28px, 4vw, 54px);
  max-width:720px;
}
.contact__panel .h2{ margin-bottom:34px; max-width:530px; }

#demoform{ display:flex; flex-direction:column; gap:10px; max-width:530px; }

#demoform input,
#demoform textarea{
  width:100%;
  padding:13px 15px;
  background:transparent;
  border:1px solid var(--green);
  color:var(--white);
  font-family:inherit;
  font-size:13.5px;
  letter-spacing:.05em;
  text-transform:uppercase;
  border-radius:0;
  appearance:none;
}
#demoform input::placeholder,
#demoform textarea::placeholder{ color:var(--white); opacity:.85; }
#demoform textarea{
  resize:vertical;
  min-height:96px;
  text-transform:none;      /* free text, unlike the uppercase field labels */
  letter-spacing:.02em;
}
#demoform input:focus,
#demoform textarea:focus{
  outline:none;
  border-color:var(--green-hi);
  box-shadow:0 0 0 1px var(--green-hi);
}
#demoform input:user-invalid{ border-color:#e2504a; box-shadow:none; }


#demoform .btn{ margin-top:6px; }

.formnote{
  margin:4px 0 0;
  min-height:19px;
  font-size:12.5px;
  color:var(--green-hi);
  letter-spacing:.04em;
}
.formnote.is-error{ color:#e2504a; }

/* ============================================================
   FOOTER
   ============================================================ */

.footer{ background:var(--white); color:var(--ink); }
.footer__inner{
  max-width:1320px;
  margin-inline:auto;
  padding:26px var(--gut);
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
}
.footer__logo img{ width:150px; }

.footer__mid{ text-align:center; }
.footer__claim{
  margin:0;
  font-size:14px;
  font-weight:700;
  letter-spacing:.03em;
  text-transform:uppercase;
}
.footer__claim span{ color:var(--green); }
.footer__legal{
  margin:2px 0 0;
  font-size:11px;
  font-weight:600;
  letter-spacing:.03em;
  text-transform:uppercase;
}

/* Quiet by default: the legal links are there for whoever goes looking, and
   should not compete with the claim above them. */
.footer__links{
  margin:8px 0 0; padding:0;
  list-style:none;
  display:flex;
  justify-content:center;
  gap:16px;
  font-size:11px;
  font-weight:600;
  letter-spacing:.03em;
  text-transform:uppercase;
}
.footer__links a{ opacity:.6; transition:opacity .18s ease, color .18s ease; }
.footer__links a:hover{ opacity:1; color:#5f8a10; text-decoration:underline; text-underline-offset:3px; }

.social{
  margin:0; padding:0;
  list-style:none;
  display:flex;
  justify-content:flex-end;
  gap:20px;
}
.social a{ display:block; color:var(--ink); opacity:.9; transition:opacity .18s ease, color .18s ease; }
.social a:hover{ opacity:1; color:#5f8a10; }
.social svg{ width:22px; height:22px; }

/* ============================================================
   LEGAL  (legal.html — privacy policy + terms of service)
   ============================================================ */

.legal{ padding:clamp(44px, 6vw, 84px) 0 clamp(56px, 8vw, 104px); }

.legal__head{ max-width:74ch; margin-bottom:clamp(36px, 4vw, 56px); }
.legal__title{ margin-bottom:14px; }
.legal__updated{
  margin:0 0 20px;
  color:var(--muted);
  font-size:11.5px;
  font-weight:600;
  letter-spacing:.08em;
  text-transform:uppercase;
}

/* Each page carries a pointer to the other, so a visitor who lands on one from
   the footer can reach its sibling without going back to the landing page. */
.legal__also{
  margin:clamp(40px, 5vw, 64px) 0 0;
  padding-top:clamp(28px, 3vw, 40px);
  border-top:1px solid var(--line);
}
.legal__also a{
  color:var(--green-hi);
  font-size:12px;
  font-weight:700;
  letter-spacing:.1em;
  text-transform:uppercase;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.legal__also a:hover{ border-bottom-color:currentColor; }

/* Longer reading than the landing page, so the body text is a shade larger and
   looser than .prose's marketing default. */
.legal .prose{ font-size:14px; line-height:1.7; }
.legal .prose h3{
  margin:30px 0 8px;
  color:var(--white);
  font-size:13px;
  font-weight:800;
  letter-spacing:.09em;
  text-transform:uppercase;
}
.legal .prose ul{ margin:0 0 14px; padding-left:20px; }
.legal .prose li{ margin:0 0 7px; }
.legal .prose strong{ color:var(--white); font-weight:700; }
.legal .prose a{
  color:var(--green-hi);
  text-decoration:underline;
  text-underline-offset:3px;
}
.legal .prose a:hover{ color:var(--white); }

.legal__back{ margin:28px 0 0; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px){
  .track{ display:none; }
  .bento__card--a,.bento__card--f{ grid-column:span 24; aspect-ratio:16/7; }
  .bento__card--b,.bento__card--c,
  .bento__card--d,.bento__card--e{ grid-column:span 12; aspect-ratio:4/3; }
  .about{ grid-template-columns:1fr; }
  .about__map{ order:-1; }
  .contact{ grid-template-columns:1fr; }
  .contact__media{ min-height:300px; }
  .contact__panel{ padding-inline:var(--gut); max-width:none; }
}

@media (max-width: 860px){
  .nav__logo img{ width:126px; }
  .nav__burger{ display:flex; margin-left:0; }
  .nav__inner{ gap:12px; }

  .nav__menu{
    position:absolute;
    top:var(--nav-h);
    left:0; right:0;
    margin:0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:10px var(--gut) 22px;
    background:var(--ink);
    border-bottom:1px solid var(--line);
    display:none;
  }
  .nav__menu.is-open{ display:flex; }
  .nav__menu > a:not(.btn){ padding:14px 0; border-bottom:1px solid rgba(255,255,255,.07); margin-left:0; }
  .nav__menu .btn{ margin-top:12px; padding:14px 20px; font-size:13px; }

  /* Stays a dropdown, just moved into the bar and given a finger-sized target. */
  .langpicker{ margin-left:auto; }
  .langpicker__btn{ padding:10px 11px; gap:8px; }
  .langpicker__list button{ padding:13px 14px; font-size:14px; }

  .footer__inner{ grid-template-columns:1fr; justify-items:center; text-align:center; gap:18px; }
  .social{ justify-content:center; }
}

@media (max-width: 860px){
  /* the play button moves out of the copy's way instead of sitting on top of it */
  .hero{ align-items:flex-end; padding-bottom:38px; }
  .hero__copy h1{ max-width:none; }
}

@media (max-width: 560px){
  .hero{ min-height:clamp(420px, 92vw, 520px); }
  .btn--lg{ width:100%; }
  .bento__card--b,.bento__card--c,
  .bento__card--d,.bento__card--e{ grid-column:span 24; aspect-ratio:16/9; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ transition-duration:.01ms !important; }
}