/* ===========================
   LOTUS – Main Styles v4 (LIGHT)
   - Light tema, beyaz zemin, yüksek okunabilirlik
   - Header/Slider/Hero/Sections uyumlu
   - Footer dark (gömülü) ile çakışmaz
=========================== */

/* ---------- Temel Değerler ---------- */
:root{
  --navy:#0d2b45;     /* marka lacivert */
  --green:#1f5b45;    /* marka yeşil */
  --ink:#0b1220;      /* ana metin */
  --muted:#5e6b7a;    /* ikincil metin */
  --bg:#ffffff;       /* sayfa zemini (beyaz) */
  --paper:#ffffff;    /* kart zemini */
  --line:#e7edf3;     /* ince çizgi rengi */
  --shadow:0 14px 36px rgba(13,43,69,.12);
  --radius:18px;
  --radius-sm:14px;
  --trans:180ms cubic-bezier(.2,.6,.2,1);
  --grad:linear-gradient(90deg,var(--green),var(--navy));
}

/* ---------- Reset / Temel ---------- */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font:500 16px/1.65 Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,sans-serif;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{opacity:.9}
.container{max-width:1200px;margin:auto;padding:0 18px}

/* ---------- Yardımcılar ---------- */
.hidden{display:none !important}
.chip{
  display:inline-block;padding:8px 12px;border-radius:999px;
  background:rgba(31,91,69,.10);color:var(--green);font-weight:700
}
.btn{
  display:inline-block;padding:12px 16px;border-radius:14px;border:1px solid transparent;
  font-weight:700;cursor:pointer;transition:transform var(--trans),filter var(--trans),background var(--trans),border-color var(--trans);
}
.btn.sm{padding:10px 12px;border-radius:12px}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05)}
.btn-ghost{background:#fff;border-color:rgba(13,43,69,.16);color:var(--navy)}
.btn-ghost:hover{background:#f6f9fb}
.btn-light{background:#fff;color:var(--navy);border:1px solid rgba(13,43,69,.16)}
.btn-light:hover{transform:translateY(-2px)}

/* ===================================
   SLIDER (üstte)
=================================== */
.slider{
  position:relative;overflow:hidden;border-radius:22px;margin:12px;
  background:#f1f6fb;isolation:isolate;border:1px solid var(--line);
  box-shadow:0 2px 0 rgba(13,43,69,.04);
}
.slider-track{display:flex;transition:transform .6s var(--trans);will-change:transform}
.slide{min-width:100%;position:relative;aspect-ratio:16/7;background:#eaf1f7}
.slide img{width:100%;height:100%;object-fit:cover}
.slide-caption{
  position:absolute;left:6%;bottom:8%;max-width:560px;
  background:rgba(255,255,255,.86);backdrop-filter:saturate(140%) blur(6px);
  border:1px solid rgba(13,43,69,.12);border-radius:16px;padding:14px 16px;
  color:var(--ink); box-shadow:0 8px 20px rgba(13,43,69,.10)
}
.slide-caption h3{margin:.1rem 0 .35rem;font-size:clamp(18px,3.2vw,30px);color:var(--navy)}
.slide-caption p{margin:0 0 .6rem;color:#213041}
.slider .nav{
  position:absolute;top:50%;transform:translateY(-50%);border:0;width:40px;height:40px;border-radius:12px;
  background:#fff;border:1px solid rgba(13,43,69,.16);box-shadow:0 6px 16px rgba(13,43,69,.10);cursor:pointer
}
.slider .prev{left:10px}
.slider .next{right:10px}
.slider .dots{position:absolute;left:50%;bottom:10px;transform:translateX(-50%);display:flex;gap:8px}
.slider .dot{width:10px;height:10px;border-radius:50%;background:#d8e4ef;border:1px solid rgba(13,43,69,.25)}
.slider .dot.active{background:#fff;border-color:var(--navy)}
@media (max-width:720px){
  .slide{aspect-ratio:16/9}
  .slide-caption{left:6%;right:6%}
}

/* ===================================
   HERO
=================================== */
.hero{
  position:relative;padding:clamp(36px,5.5vw,72px) 0;
  background:
    radial-gradient(60% 60% at 20% 30%, rgba(31,91,69,.08), transparent 60%),
    radial-gradient(50% 50% at 90% 0, rgba(13,43,69,.08), transparent 60%);
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
@media (max-width:980px){.hero-grid{grid-template-columns:1fr;gap:26px}}
.hero h1{font-size:clamp(28px,4.2vw,46px);line-height:1.15;margin:14px 0 10px;color:#0f1d2d}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:#2a394b;max-width:60ch}
.hero-media .glass-card{
  background:rgba(255,255,255,.72);backdrop-filter:blur(8px) saturate(140%);
  border:1px solid rgba(13,43,69,.12);border-radius:var(--radius);
  padding:22px;display:grid;gap:14px;max-width:420px;margin-left:auto;box-shadow:var(--shadow);color:#0e1b2a
}
.stat{display:flex;align-items:baseline;gap:10px}
.stat strong{font-size:32px;color:var(--navy)}
.stat span{color:#4c5e73}
.hero-wave{position:absolute;inset:auto 0 0 0;height:120px;background:
  radial-gradient(120% 100% at 50% 0, rgba(13,43,69,.06) 0, transparent 60%);pointer-events:none}

/* ===================================
   METRICS
=================================== */
.metrics{padding:24px 0}
.m-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:900px){.m-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.m-grid{grid-template-columns:1fr}}
.m-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;text-align:center;
  box-shadow:0 1px 0 rgba(13,43,69,.04);color:#1c2836
}
.m-item .num{display:block;font-size:30px;font-weight:900;color:var(--navy);margin-bottom:6px}
.m-item small{color:var(--muted)}

/* ===================================
   SECTION HEADERS
=================================== */
.sec-head{text-align:center;margin:40px 0 18px;opacity:0;transform:translateY(10px);transition:.45s}
.sec-head.reveal{opacity:1;transform:none}
.sec-head h2{font-size:clamp(22px,3vw,34px);margin:0 0 6px;color:#0f1d2d}
.sec-head p{color:#46596e;margin:0}

/* ===================================
   CARDS (Öne çıkanlar)
=================================== */
.features{padding:34px 0 26px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:980px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards{grid-template-columns:1fr}}
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:20px;
  box-shadow:0 2px 0 rgba(13,43,69,.04);
  transition:.2s transform cubic-bezier(.2,.6,.2,1), box-shadow .2s, border-color .2s;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(13,43,69,.18)}
.card-ico{font-size:30px}
.card h3{margin:8px 0 6px;color:#0f1d2d}
.card p{color:#2a3644;margin:0 0 10px}
.card .link{color:var(--navy);font-weight:700;border-bottom:1px solid rgba(13,43,69,.22)}
.card .link:hover{border-color:transparent}

/* ===================================
   KATALOG (kategoriler)
=================================== */
.catalog{padding:20px 0}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media (max-width:980px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.cat-grid{grid-template-columns:1fr}}
.cat{
  position:relative;border-radius:18px;overflow:hidden;background:#f3f7fb;border:1px solid var(--line);
  transform:translateY(6px);opacity:0;transition:.4s
}
.cat.reveal{transform:none;opacity:1}
.cat img{width:100%;height:220px;object-fit:cover;display:block}
.cat span{
  position:absolute;left:12px;bottom:12px;background:rgba(0,0,0,.55);color:#fff;padding:8px 10px;border-radius:12px;font-weight:800
}

/* ===================================
   ÜRÜNLER (öne çıkanlar)
=================================== */
.products{padding:22px 0}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:980px){.prod-grid{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.prod-grid{grid-template-columns:1fr}}
.prod{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:0 1px 0 rgba(13,43,69,.04);transition:.25s
}
.prod:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(13,43,69,.18)}
.prod img{width:100%;height:180px;object-fit:cover}
.p-body{padding:14px}
.p-body h3{margin:4px 0 6px;color:#0f1d2d}
.p-body p{margin:0 0 10px;color:#2a3644}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 12px}
.tags span{font-size:12px;background:rgba(31,91,69,.10);color:#1f5b45;padding:6px 8px;border-radius:999px;font-weight:800}

/* ===================================
   ADIMLAR (süreç)
=================================== */
.steps{padding:24px 0 10px}
.stepper{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:st}
@media (max-width:980px){.stepper{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.stepper{grid-template-columns:1fr}}
.stepper li{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;position:relative;
  transition:.25s
}
.stepper li:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.stepper li h4{margin:0 0 6px;color:#0f1d2d}
.stepper li p{color:#2a3644;margin:0}
.stepper li::before{
  counter-increment:st;content:counter(st);position:absolute;top:-10px;left:-10px;width:36px;height:36px;border-radius:50%;
  background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:900;box-shadow:var(--shadow)
}

/* ===================================
   REFERANSLAR (logo duvarı)
=================================== */
.logos{padding:10px 0}
.logo-row{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;align-items:center;filter:grayscale(.05)}
.logo-row img{width:100%;max-height:48px;object-fit:contain;opacity:.9;transition:opacity .2s, transform .2s}
.logo-row img:hover{opacity:1;transform:translateY(-2px)}
@media (max-width:900px){.logo-row{grid-template-columns:repeat(3,1fr)}}
@media (max-width:560px){.logo-row{grid-template-columns:repeat(2,1fr)}}

/* ===================================
   TESTIMONIALS
=================================== */
.testimonials{padding:24px 0}
.t-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:980px){.t-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.t-grid{grid-template-columns:1fr}}
.t-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;
  box-shadow:0 1px 0 rgba(13,43,69,.04);transition:.25s
}
.t-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.t-card p{margin:0 0 10px;color:#2a3644}
.t-meta{display:flex;gap:8px;align-items:baseline;color:#526070}
.t-meta strong{color:#0e1b2a}

/* ===================================
   SSS (Akordiyon)
=================================== */
.faq{padding:24px 0}
.accordion details{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;margin:10px 0;
  transition:.25s
}
.accordion details:hover{box-shadow:0 6px 16px rgba(13,43,69,.10)}
.accordion summary{cursor:pointer;font-weight:800;color:#122033}
.accordion p{margin:8px 0 0;color:#2a3644}

/* ===================================
   CTA ŞERİT
=================================== */
.cta-band{
  margin-top:18px;padding:28px 0;background:var(--grad);color:#fff;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
@media (max-width:760px){.cta-inner{flex-direction:column;text-align:center}}

/* ===================================
   Reveal helper (JS ile class ekleniyor)
=================================== */
.reveal{} /* başlangıç halleri zaten yukarıda tanımlı */

/* ===================================
   Responsive İnce Ayarlar
=================================== */
@media (max-width:980px){
  .cards,.prod-grid{gap:14px}
  .hero-grid{gap:22px}
}
@media (max-width:560px){
  .btn{padding:11px 14px}
  .slide-caption{padding:12px 14px}
}

/* ===========================
   LOTUS – Motion Suite v1
   (main.css'in sonuna ekle)
=========================== */

:root{
  --motion-fast: 180ms cubic-bezier(.2,.6,.2,1);
  --motion-med:  360ms cubic-bezier(.2,.6,.2,1);
  --motion-slow: 700ms cubic-bezier(.2,.6,.2,1);
}

/* ------- Keyframes ------- */
@keyframes fade-up    { from{opacity:0; transform:translateY(14px)} to{opacity:1; transform:none} }
@keyframes fade-right { from{opacity:0; transform:translateX(-14px)} to{opacity:1; transform:none} }
@keyframes scale-in   { from{opacity:0; transform:scale(.96)} to{opacity:1; transform:scale(1)} }
@keyframes blur-in    { from{opacity:0; filter:blur(6px)} to{opacity:1; filter:blur(0)} }
@keyframes float-y    { 0%{transform:translateY(0)} 50%{transform:translateY(-6px)} 100%{transform:translateY(0)} }
@keyframes shimmer    { from{background-position:-200% 0} to{background-position:200% 0} }

/* ------- Reveal helpers ------- */
.reveal-up    { opacity:0; transform:translateY(14px); will-change:transform,opacity; }
.reveal-right { opacity:0; transform:translateX(-14px); will-change:transform,opacity; }
.reveal-scale { opacity:0; transform:scale(.98); will-change:transform,opacity; }
.revealed     { opacity:1; transform:none; animation-duration:var(--motion-med); animation-fill-mode:forwards; }

/* Scroll’da uygulanacak preset’ler */
.sec-head.reveal       { animation:fade-up var(--motion-med) both; }
.card.reveal           { animation:fade-up var(--motion-med) both; }
.prod.reveal           { animation:fade-up var(--motion-med) both; }
.t-card.reveal         { animation:fade-up var(--motion-med) both; }
.accordion details.reveal { animation:fade-up var(--motion-med) both; }
.cat.reveal            { animation:fade-up var(--motion-med) both; }
.stepper li.reveal     { animation:fade-up var(--motion-med) both; }
.logo-row img.reveal   { animation:fade-up var(--motion-med) both; }

/* Hero mikro hareket */
.hero .glass-card { animation:float-y 6s ease-in-out infinite; }

/* Slider iyileştirme */
.slider-track{ transition: transform .7s cubic-bezier(.22,.61,.36,1); }
.slider .nav:hover{ transform:translateY(-50%) scale(1.04); }
.slider .dot{ transition:transform var(--motion-fast), background var(--motion-fast); }
.slider .dot.active{ transform:scale(1.1); }

/* Buton ışıltısı (grad üstü ince parıltı) */
.btn-primary, .btn-light, .btn-ghost{
  position:relative; overflow:hidden;
}
.btn-primary::after, .btn-light::after, .btn-ghost::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.6), transparent);
  background-size:200% 100%;
  transform:translateX(-100%);
  opacity:.0; pointer-events:none;
}
.btn:hover::after{
  animation:shimmer 900ms ease;
  opacity:.4;
}

/* Kart hover mikro-3D */
.card:hover, .prod:hover, .t-card:hover{
  transform:translateY(-4px) scale(1.005);
  box-shadow: var(--shadow);
}

/* Captions: blur-in */
.slide-caption{ animation:blur-in .6s var(--motion-fast) both; }

/* Metrics: scale-in + sayım zaten JS ile */
.m-item.reveal{ animation:scale-in var(--motion-med) both; }

/* Reduced Motion – saygı gösterelim */
@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important }
  .hero .glass-card{ animation:none }
}