/* ══════════════════════════════════════════════════
   AIGER SULO — TENNIS COACH
   Editorial minimal · Off-white / Black / Acid green
   ══════════════════════════════════════════════════ */

:root{
  --off:#F3F2ED;
  --black:#101010;
  --graphite:#303030;
  --acid:#B6E800;
  --grey:#DADAD5;

  --ink-soft:rgba(48,48,48,.72);
  --ink-faint:rgba(48,48,48,.5);
  --off-soft:rgba(243,242,237,.7);
  --off-faint:rgba(243,242,237,.44);
  --rule:#DADAD5;
  --rule-dark:rgba(243,242,237,.18);

  --wrap:1280px;
  --pad:clamp(22px,5.4vw,72px);
  --gap:clamp(64px,9vw,150px);

  --serif:'Instrument Serif',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --e:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--off);color:var(--graphite);
  font-family:var(--sans);font-size:16px;font-weight:400;line-height:1.75;
  letter-spacing:-.003em;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--acid);color:var(--black)}
:focus-visible{outline:1.5px solid var(--acid);outline-offset:4px}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:14px;top:14px;z-index:999;background:var(--acid);color:var(--black);padding:10px 18px}

/* ───────── typography ───────── */
.h2{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(34px,5.2vw,68px);line-height:1.02;letter-spacing:-.014em;
  color:var(--black);margin:0;text-wrap:balance;
}
.h2 em{font-style:italic;color:var(--acid)}

.kicker{
  display:flex;align-items:center;gap:14px;margin:0 0 clamp(30px,3.6vw,52px);
  font-size:10.5px;font-weight:500;letter-spacing:.26em;text-transform:uppercase;
  color:var(--ink-faint);
}
.kicker i{font-style:normal;color:var(--acid);font-weight:600;letter-spacing:.14em}
.kicker::after{content:"";flex:1;height:1px;background:var(--rule)}

.lead{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(20px,2.15vw,28px);line-height:1.36;letter-spacing:-.01em;
  color:var(--black);margin:0;
}
.lead--sm{
  font-family:var(--sans);font-size:clamp(14.5px,1.25vw,16px);line-height:1.75;
  letter-spacing:-.003em;color:var(--ink-soft);
}
.cite{margin:18px 0 0;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint)}

/* ───────── buttons ───────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 30px;border:1px solid var(--black);background:var(--black);color:var(--off);
  font-size:10.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;
  white-space:nowrap;transition:background .3s var(--e),color .3s var(--e),border-color .3s var(--e);
}
.btn:hover{background:var(--acid);border-color:var(--acid);color:var(--black)}
.btn--acid{background:var(--acid);border-color:var(--acid);color:var(--black)}
.btn--acid:hover{background:var(--black);border-color:var(--black);color:var(--off)}
.btn--sm{padding:11px 20px;font-size:9.5px;letter-spacing:.18em}
.btn--lg{padding:18px 40px}
.btn--block{width:100%}
.btn--ghost{background:transparent;color:var(--off);border-color:var(--off-faint)}
.btn--ghost:hover{background:var(--off);border-color:var(--off);color:var(--black)}

.lnk{
  display:inline-flex;align-items:center;gap:9px;
  font-size:10px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;
  color:var(--black);padding-bottom:6px;border-bottom:1px solid var(--rule);
  transition:border-color .3s,color .3s;
}
.lnk::after{content:"→";font-size:12px;transition:transform .35s var(--e)}
.lnk:hover{border-color:var(--acid)}
.lnk:hover::after{transform:translateX(5px)}
.lnk--light{color:var(--off);border-color:var(--rule-dark)}
.lnk--light:hover{color:var(--acid);border-color:var(--acid)}

/* ───────── header ───────── */
.hdr{
  position:fixed;inset:0 0 auto;z-index:80;
  border-bottom:1px solid transparent;
  transition:background .35s,border-color .35s,backdrop-filter .35s;
}
.hdr.stuck{background:rgba(16,16,16,.92);backdrop-filter:blur(14px);border-bottom-color:var(--rule-dark)}
.hdr__in{display:flex;align-items:center;gap:30px;height:80px}
.hdr.stuck .hdr__in{height:70px;transition:height .35s var(--e)}

.mark{display:flex;flex-direction:column;line-height:1;margin-right:auto;color:var(--off)}
.mark__n{font-family:var(--serif);font-size:22px;letter-spacing:.005em}
.mark__s{margin-top:6px;font-size:8px;font-weight:500;letter-spacing:.42em;text-transform:uppercase;color:var(--off-faint)}

.nav{display:flex;align-items:center;gap:clamp(18px,2.2vw,34px)}
.nav__a{
  position:relative;font-size:10.5px;font-weight:500;letter-spacing:.2em;
  text-transform:uppercase;color:var(--off-soft);transition:color .25s;
}
.nav__a::after{content:"";position:absolute;left:0;right:100%;bottom:-7px;height:1px;background:var(--acid);transition:right .35s var(--e)}
.nav__a:hover,.nav__a.on{color:var(--off)}
.nav__a:hover::after,.nav__a.on::after{right:0}
.nav__cta{display:none}

.burger{display:none;width:40px;height:40px;flex-direction:column;justify-content:center;gap:7px;padding:0 9px}
.burger span{display:block;height:1px;background:var(--off);transition:transform .35s var(--e),opacity .2s}
.burger.on span:nth-child(1){transform:translateY(4px) rotate(45deg)}
.burger.on span:nth-child(2){transform:translateY(-4px) rotate(-45deg)}

/* ───────── hero ───────── */
.hero{position:relative;min-height:min(100svh,900px);display:flex;flex-direction:column;justify-content:flex-end;background:var(--black);overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{
  width:100%;height:100%;object-fit:cover;object-position:center 42%;
  transform:scaleX(-1);          /* subject sits right, clear of the headline */
  filter:grayscale(.32) contrast(1.04);
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(96deg,rgba(16,16,16,.95) 0%,rgba(16,16,16,.8) 40%,rgba(16,16,16,.2) 68%,rgba(16,16,16,.5) 100%),
    linear-gradient(180deg,rgba(16,16,16,.78) 0%,rgba(16,16,16,0) 32%,rgba(16,16,16,.86) 100%);
}
.hero__in{position:relative;z-index:2;padding-top:170px;padding-bottom:clamp(54px,7vw,96px)}
.hero .kicker{color:var(--off-faint);margin-bottom:26px;max-width:620px}
.hero .kicker::after{background:var(--rule-dark)}
.hero__h{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(50px,8.6vw,116px);line-height:.94;letter-spacing:-.022em;
  color:var(--off);margin:0 0 26px;
}
.hero__h em{font-style:italic;color:var(--acid)}
.hero__p{max-width:46ch;margin:0 0 40px;font-size:clamp(14.5px,1.4vw,17px);line-height:1.72;color:var(--off-soft)}
.hero__act{display:flex;flex-wrap:wrap;gap:12px}

.facts{position:relative;z-index:2;border-top:1px solid var(--rule-dark)}
.facts__in{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:30px 30px 34px;border-left:1px solid var(--rule-dark)}
.fact:first-child{border-left:0;padding-left:0}
.fact b{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(32px,3.4vw,46px);line-height:1;letter-spacing:-.012em;color:var(--acid)}
.fact span{display:block;margin-top:12px;font-size:11px;line-height:1.5;letter-spacing:.1em;text-transform:uppercase;color:var(--off-faint)}

/* ───────── sections ───────── */
.sec{padding:var(--gap) 0}
.sec--dark{background:var(--black);color:var(--off-soft)}
.sec--dark .h2{color:var(--off)}
.sec--dark .kicker{color:var(--off-faint)}
.sec--dark .kicker::after{background:var(--rule-dark)}
.sec--dark .lead{color:var(--off)}
.sec--dark .lead--sm{color:var(--off-soft)}
.sec--grey{background:var(--grey)}

.split{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(30px,5.5vw,90px);align-items:end;margin-bottom:clamp(48px,6vw,84px)}
.split__b{padding-bottom:6px}

/* ── 01 approach ── */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(26px,3.4vw,54px);border-top:1px solid var(--rule);padding-top:clamp(30px,3.4vw,46px)}
.pillars__n{font-family:var(--serif);font-size:15px;color:var(--acid);letter-spacing:.06em}
.pillars h3{margin:18px 0 12px;font-family:var(--serif);font-weight:400;font-size:clamp(21px,2.1vw,27px);line-height:1.18;letter-spacing:-.012em;color:var(--black)}
.pillars p{margin:0;font-size:14.5px;line-height:1.72;color:var(--ink-soft)}

/* ── 02 the coach ── */
.coach{display:grid;grid-template-columns:0.8fr 1.3fr 0.7fr;gap:clamp(26px,3.6vw,60px);align-items:start}
.coach__fig,.coach__cert{margin:0}
.coach__fig img,.coach__cert img{width:100%}
.coach__fig img{filter:grayscale(1) contrast(1.06);transition:filter .7s var(--e)}
.coach__fig:hover img{filter:grayscale(.15) contrast(1)}
.coach__fig figcaption,.coach__cert figcaption{margin-top:14px;font-size:9.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--off-faint)}
.coach__cert{padding-top:64px}
.coach__cert img{filter:grayscale(1) contrast(1.04);opacity:.88;transition:filter .7s var(--e),opacity .7s}
.coach__cert:hover img{filter:none;opacity:1}
.coach__txt .h2{margin-bottom:28px}
.coach__txt p{margin:0 0 20px;font-size:15.5px;line-height:1.85;color:var(--off-soft);max-width:54ch}
.coach__txt strong{color:var(--off);font-weight:500}

.creds{margin-top:38px;border-top:1px solid var(--rule-dark)}
.creds li{display:flex;gap:26px;padding:16px 0;border-bottom:1px solid var(--rule-dark);font-size:13.5px;line-height:1.6;color:var(--off-soft)}
.creds span{flex:none;width:48px;font-family:var(--serif);font-size:15px;color:var(--acid)}

/* ── 03 programmes ── */
.prog__h{margin-bottom:clamp(40px,4.6vw,66px);max-width:12ch}
.prog{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(20px,2.4vw,34px)}
.pc{display:flex;flex-direction:column}
.pc__img{overflow:hidden;aspect-ratio:4/3.5;background:var(--grey)}
.pc__img img{width:100%;height:100%;object-fit:cover;filter:saturate(.9);transition:transform .9s var(--e),filter .6s}
.pc:hover .pc__img img{transform:scale(1.045);filter:saturate(1)}
.pc__b{padding-top:20px;border-top:1px solid var(--rule);margin-top:20px;display:flex;flex-direction:column;align-items:flex-start;flex:1}
.pc h3{margin:0 0 10px;font-family:var(--serif);font-weight:400;font-size:clamp(20px,2vw,25px);line-height:1.16;letter-spacing:-.012em;color:var(--black)}
.pc p{margin:0 0 auto;font-size:14px;line-height:1.72;color:var(--ink-soft)}
.pc .lnk{margin-top:22px}
.pc--wide{grid-column:span 4;flex-direction:row;gap:clamp(26px,3.4vw,56px);align-items:stretch;margin-top:clamp(8px,1vw,16px)}
.pc--wide .pc__img{flex:0 0 40%;aspect-ratio:auto}
.pc--wide .pc__b{border-top:0;margin-top:0;padding-top:0;justify-content:center;max-width:58ch}
.pc--wide h3{font-size:clamp(26px,3vw,40px);margin-bottom:16px}
.pc--wide p{font-size:15.5px;margin-bottom:0;line-height:1.8}
.pc--wide .lnk{margin-top:28px}

/* ── 04 results ── */
.tl{border-top:1px solid var(--rule)}
.tl__i{
  display:grid;grid-template-columns:210px 1fr;gap:clamp(18px,3.4vw,56px);
  padding:30px 0;border-bottom:1px solid var(--rule);transition:padding-left .4s var(--e);
}
.tl__i:hover{padding-left:10px}
.tl__d b{display:block;font-size:11px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--black)}
.tl__d span{display:block;margin-top:6px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint)}
.tl__c h3{margin:0 0 8px;font-family:var(--serif);font-weight:400;font-size:clamp(21px,2.4vw,30px);line-height:1.15;letter-spacing:-.014em;color:var(--black)}
.tl__c p{margin:0;font-size:14.5px;line-height:1.75;color:var(--ink-soft);max-width:60ch}
.tl__i--hi .tl__c h3 em{font-style:italic;color:var(--acid)}

/* ── 05 courts ── */
.courts{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,86px)}
.courts__col h3{margin:0 0 4px;font-size:10px;font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:var(--ink-faint)}
.courts__col ul{border-top:1px solid rgba(48,48,48,.2)}
.courts__col li{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding:20px 0;border-bottom:1px solid rgba(48,48,48,.2)}
.courts__col b{font-family:var(--serif);font-weight:400;font-size:clamp(19px,2vw,25px);letter-spacing:-.012em;color:var(--black)}
.courts__col span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint);text-align:right}

/* ── 06 gallery ── */
.gal__top{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap;margin-bottom:clamp(32px,3.8vw,52px)}
.gal__top>div{flex:1 1 340px;min-width:0}
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,1.4vw,20px)}
.gal figure{margin:0;overflow:hidden;aspect-ratio:1;background:var(--graphite)}
.gal img{width:100%;height:100%;object-fit:cover;filter:grayscale(.55) contrast(1.03);transition:transform .9s var(--e),filter .6s var(--e)}
.gal figure:hover img{transform:scale(1.05);filter:none}

/* ── 07 contact ── */
.cta{display:grid;grid-template-columns:1fr 0.8fr;gap:clamp(40px,6vw,96px);align-items:start}
.cta__l .h2{margin-bottom:22px}
.cta__l .lead--sm{margin-bottom:38px;max-width:38ch}
.cta__r{border-top:1px solid var(--rule-dark)}
.cta__r li{padding:22px 0;border-bottom:1px solid var(--rule-dark)}
.cta__r span{display:block;font-size:9.5px;font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:var(--off-faint);margin-bottom:9px}
.cta__r a{font-family:var(--serif);font-size:clamp(18px,1.9vw,24px);letter-spacing:-.012em;color:var(--off);transition:color .3s;overflow-wrap:anywhere}
.cta__r a:hover{color:var(--acid)}

/* ───────── footer ───────── */
.foot{background:var(--black);border-top:1px solid var(--rule-dark);padding:30px 0}
.foot__in{display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap}
.foot__c{margin:0;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--off-faint)}
.foot__ig{color:var(--off-faint);transition:color .3s}
.foot__ig:hover{color:var(--acid)}

/* ───────── modal ───────── */
.modal{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:22px;visibility:hidden;opacity:0;transition:opacity .32s,visibility .32s}
.modal.open{visibility:visible;opacity:1}
.modal__bd{position:absolute;inset:0;background:rgba(16,16,16,.84);backdrop-filter:blur(6px)}
.modal__p{
  position:relative;width:min(640px,100%);max-height:90svh;overflow-y:auto;
  background:var(--off);border:1px solid var(--rule);
  padding:clamp(30px,4.4vw,52px);
  transform:translateY(20px);transition:transform .45s var(--e);
}
.modal.open .modal__p{transform:none}
.modal__x{position:absolute;right:18px;top:12px;font-size:28px;line-height:1;color:var(--ink-faint);transition:color .25s}
.modal__x:hover{color:var(--black)}
.modal .h2{margin-bottom:32px}

.form{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.fld{display:flex;flex-direction:column;gap:9px;min-width:0}
.fld--full{grid-column:1/-1}
.fld label{font-size:9.5px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-faint)}
.fld input,.fld select,.fld textarea{
  font:inherit;font-size:15px;color:var(--black);background:transparent;
  border:0;border-bottom:1px solid var(--rule);border-radius:0;padding:9px 2px;
  transition:border-color .25s;resize:vertical;
}
.fld input::placeholder,.fld textarea::placeholder{color:rgba(48,48,48,.34)}
.fld select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--black) 50%),linear-gradient(135deg,var(--black) 50%,transparent 50%);background-position:calc(100% - 12px) 18px,calc(100% - 7px) 18px;background-size:5px 5px;background-repeat:no-repeat}
.fld :focus{outline:none;border-bottom-color:var(--acid)}
.fld .bad{border-bottom-color:#c0392b}
.form__n{margin:14px 0 0;min-height:18px;font-size:12px;letter-spacing:.06em;color:var(--graphite);text-align:center}

/* ───────── reveal ───────── */
.rv{opacity:0;transform:translateY(16px);transition:opacity .85s var(--e),transform .85s var(--e)}
.rv.in{opacity:1;transform:none}

/* ───────── responsive ───────── */
@media (max-width:1080px){
  .coach{grid-template-columns:0.9fr 1.25fr}
  .coach__cert{display:none}
  .prog{grid-template-columns:repeat(2,1fr)}
  .pc--wide{grid-column:span 2}
  .gal{grid-template-columns:repeat(3,1fr)}
}

@media (max-width:900px){
  .hdr__cta{display:none}
  .burger{display:flex}
  .nav{
    position:fixed;inset:0 0 0 auto;width:min(330px,86vw);
    flex-direction:column;align-items:flex-start;justify-content:center;gap:2px;
    padding:88px 34px;background:var(--black);border-left:1px solid var(--rule-dark);
    transform:translateX(101%);transition:transform .5s var(--e);
  }
  .nav.open{transform:none}
  .nav__a{font-size:14px;letter-spacing:.16em;padding:14px 0;width:100%}
  .nav__cta{display:inline-flex;margin-top:26px}
  .split{grid-template-columns:1fr;align-items:start;gap:26px}
  .facts__in{grid-template-columns:repeat(2,1fr)}
  .fact{padding:24px 22px}
  .fact:first-child,.fact:nth-child(3){border-left:0;padding-left:0}
  .fact:nth-child(n+3){border-top:1px solid var(--rule-dark)}
  .pillars{grid-template-columns:1fr;gap:34px}
  .courts{grid-template-columns:1fr}
  .cta{grid-template-columns:1fr}
}

@media (max-width:680px){
  html{scroll-padding-top:68px}
  .hdr__in{height:68px}
  .hero__in{padding-top:130px}
  .hero__bg img{object-position:24% 45%}
  .coach{grid-template-columns:1fr}
  .coach__fig{max-width:290px}
  .prog{grid-template-columns:1fr;gap:40px}
  .pc--wide{grid-column:span 1;flex-direction:column;gap:20px}
  .pc--wide .pc__img{flex:none;aspect-ratio:4/3}
  .pc--wide .pc__b{border-top:1px solid var(--rule);padding-top:20px}
  .tl__i{grid-template-columns:1fr;gap:10px}
  .tl__d{display:flex;align-items:baseline;gap:12px}
  .tl__d span{margin-top:0}
  .gal{grid-template-columns:repeat(2,1fr)}
  .form{grid-template-columns:1fr}
  .foot__in{justify-content:center;text-align:center}
  .courts__col li{flex-direction:column;gap:4px}
  .courts__col span{text-align:left}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none}
}