/* =========================================================
   Batuhan Berk Güneri | Light Premium + Dark Header/Footer
   CLEAN FINAL (no duplicates / no overrides / no clashes)
========================================================= */

/* -------------------------
   VARIABLES
------------------------- */
:root{
  --radius: 18px;

  /* Layout */
  --max: 1120px;

  /* Fonts (Google Fonts varsa html'de setli) */
  --font-body: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --font-head: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;

  /* Surfaces */
  --bg: #f6f7fb;
  --soft: #ffffff;
  --card: #ffffff;

  /* Text */
  --text: #111827;
  --muted: #4b5563;

  /* Lines & Shadows */
  --line: rgba(17,24,39,.12);
  --line-soft: rgba(17,24,39,.08);
  --shadow: 0 18px 46px rgba(17,24,39,.08);

  /* Accent */
  --accent: #2f7f6f;
  --accent-2: #1f6a5d;

  /* Header */
  --header-h: 82px;

  /* Header/Footer dark glass */
  --glass-bg: rgba(15, 17, 21, .72);
  --glass-line: rgba(255,255,255,.10);
  --glass-text: rgba(255,255,255,.86);
  --glass-text-muted: rgba(255,255,255,.72);
}

/* -------------------------
   RESET
------------------------- */
*,
*::before,
*::after{
  box-sizing: border-box;
  min-width: 0;
}

html{ scroll-behavior: smooth; }

body{
  margin:0;
  background:
    radial-gradient(1200px 500px at 10% 0%, rgba(47,127,111,.06), transparent 60%),
    radial-gradient(900px 400px at 90% 10%, rgba(0,0,0,.03), transparent 60%),
    var(--bg);

  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.7;

  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  overflow-x:hidden;
}

img, svg, video, canvas{
  max-width:100%;
  display:block;
  height:auto;
}

a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; }

.container{
  width:min(var(--max),100%);
  margin:0 auto;
  padding:0 16px;
}

:target{
  scroll-margin-top: calc(var(--header-h) + 18px);
}

/* -------------------------
   TYPOGRAPHY
------------------------- */
.big{
  font-family: var(--font-head);
  font-weight:600;
  font-size: clamp(28px,3.4vw,44px);
  margin:0 0 10px;
  letter-spacing:-0.01em;
}

.muted{ color:var(--muted); margin:6px 0 0; }

/* =========================================================
   HEADER (DARK GLASS)
========================================================= */
.header{
  position: sticky;
  top: 0;
  z-index: 999;

  background: var(--glass-bg);
  border-bottom: 1px solid var(--glass-line);

  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header__inner{
  height: var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}

.logo{
  display:flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
}

.logo img{
  height:72px;
  width:auto;
  transition: transform .25s ease, opacity .25s ease;
}
.logo:hover img{ transform: scale(1.04); opacity: .92; }

.nav{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  flex:1;
}

.nav__link{
  font-size:14px;
  color: var(--glass-text);
  opacity:.85;
  padding:8px 12px;
  border-radius:999px;
  text-decoration:none;
}

.nav__link:hover{
  background: rgba(255,255,255,.08);
  opacity:1;
  text-decoration:none;
}

.nav__link.is-active{
  background: rgba(255,255,255,.12);
  opacity:1;
  font-weight:800;
}

.header__actions{
  display:flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
}

/* Header WhatsApp icon */
.header a.icon-btn{
  width:42px;
  height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:999px;

  background:#25D366;
  border:1px solid #25D366;
  color:#fff;

  font-size:18px;
  line-height:1;
  text-decoration:none;

  box-shadow: 0 10px 24px rgba(37, 211, 102, .18);
  transition: transform .12s ease, filter .12s ease, box-shadow .12s ease;
}

.header a.icon-btn:hover{
  transform: translateY(-1px);
  filter: brightness(1.03);
  box-shadow: 0 14px 30px rgba(37, 211, 102, .22);
  text-decoration:none;
}

.header a.icon-btn:active{
  transform: translateY(0);
  box-shadow: 0 10px 22px rgba(37, 211, 102, .16);
}

.header .icon-btn i,
.header .icon-btn svg{
  color: currentColor;
  fill: currentColor;
}

/* =========================================================
   BUTTONS (base)
========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;

  padding:12px 18px;
  border:1px solid transparent;

  font-weight:800;
  font-size:13px;
  letter-spacing:.01em;

  border-radius:14px;
  transition: transform .12s ease, filter .12s ease, background-color .12s ease, color .12s ease, border-color .12s ease, box-shadow .12s ease;
  user-select:none;
}

.btn:hover{ text-decoration:none; transform: translateY(-1px); }
.btn:active{ transform: translateY(0); }

.w-full{ width:100%; }

/* =========================================================
   HERO
========================================================= */
.hero{
  padding: clamp(56px, 6vw, 86px) 0;
  border-bottom: 1px solid var(--line-soft);

  background:
    radial-gradient(1000px 480px at 12% 8%, rgba(0,0,0,.035), transparent 65%),
    radial-gradient(800px 420px at 85% 12%, rgba(0,0,0,.025), transparent 70%),
    linear-gradient(180deg, #f2f3f5 0%, #f6f7fb 60%, #f6f7fb 100%);
}

.hero__grid{
  max-width: 980px;
  margin: 0 auto;
  display: grid;
  gap: 22px;
  text-align: center;
}

.hero__kicker{
  font-size: clamp(16px, 1.4vw, 20px);
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 800;
  color: #1f2937;
  margin: 0 auto 12px;
  display: block;
}

.hero__title{
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.02;
  font-size: clamp(44px, 5.1vw, 78px);
  letter-spacing: -0.01em;
  margin: 0 auto;
  position: relative;
  display: block;
  padding-bottom: 12px;
  color: var(--text);
}

.hero__title::after{
  content:"";
  position:absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: min(560px, 92%);
  height: 1px;
  background: rgba(17,24,39,.16);
  border-radius: 999px;
}

.hero__desc{
  max-width: 760px;
  margin: 24px auto 0;
  font-size: 21px;
  line-height: 1.8;
  font-weight: 400;
  color: rgba(17,24,39,.9);
  letter-spacing: -0.01em;
}

/* =========================================================
   HERO CARD + SIGNATURE
========================================================= */
.hero__card{
  max-width: 980px;
  width: 100%;
  margin: 34px auto 0;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(17,24,39,.10);
  border-radius: 22px;
  box-shadow: 0 18px 48px rgba(17,24,39,.10);
  padding: 26px 26px;
  position: relative;
  overflow: hidden;
}

.hero__card::before{
  content:"";
  position:absolute;
  inset: -46% -34% auto auto;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle at 30% 30%, rgba(0,0,0,.018), transparent 62%);
  pointer-events:none;
}

.hero__signature{
  margin-top: 0;
  display: grid;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.hero__signature--focus{
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
  padding: 26px 28px;
  border: 1px solid rgba(17,24,39,.08);
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(255,255,255,.86));
  box-shadow: 0 16px 40px rgba(17,24,39,.08);
  text-align: center;
}

.sig-main{
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 28px;
  letter-spacing: -0.02em;
  color: #0f172a;
  margin: 0;
}

.sig-sub{
  font-weight: 500;
  font-size: 20px;
  line-height: 1.7;
  color: rgba(17,24,39,.82);
  margin: 10px 0 0;
}

/* CALM VISUAL STRIP */
.hero__calm-strip{
  margin: 80px auto 0;
  width: 100%;
  max-width: 1000px;
  padding: 38px 20px;
  border-radius: 40px;

  background: linear-gradient(
    90deg,
    rgba(148,163,184,.15),
    rgba(100,116,139,.20),
    rgba(148,163,184,.15)
  );

  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero__calm-strip p{
  font-size: 21px;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
  letter-spacing: -0.01em;
}

/* =========================================================
   ABOUT
========================================================= */
.about{
  padding: 84px 0;
  background: var(--soft);
}

.about-inner{
  display:grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: 42px;
  align-items:center;
}

.about-photo{
  width:100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 22px;
  border: 1px solid rgba(17,24,39,.10);
  background: rgba(255,255,255,.60);
  box-shadow: 0 18px 40px rgba(17,24,39,.10);
}

.about-eyebrow{
  display:inline-block;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-size:12px;
  opacity:.85;
  margin:0 0 10px;
  color: rgba(17,24,39,.70);
}

.about-title{
  margin:0;
  font-family: var(--font-head);
  font-size: clamp(26px, 3vw, 40px);
  line-height:1.1;
  font-weight:600;
  color: var(--text);
}

.about-subtitle{
  margin: 10px 0 18px;
  font-weight:700;
  opacity:.90;
  color: var(--muted);
}

.about-text{
  margin:0 0 14px;
  line-height:1.75;
  color: var(--muted);
}

/* =========================================================
   SERVICES
========================================================= */
.services{
  padding-top: 92px;
  padding-bottom: 84px;
  position: relative;
}

.services::before{
  content:"";
  position:absolute;
  left:0; right:0;
  top:0;
  height: 1px;
  background: rgba(17,24,39,.06);
  pointer-events:none;
}

.services__header{
  text-align:center;
  margin-bottom: 44px;
}

.services__grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.service{
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(17,24,39,.10);
  border-radius: 18px;
  padding: 22px;

  box-shadow: 0 14px 34px rgba(17,24,39,.08);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.service:hover{
  transform: translateY(-4px);
  box-shadow: 0 22px 50px rgba(17,24,39,.10);
  border-color: rgba(17,24,39,.16);
}

.service h3{
  margin: 0 0 10px;
  font-weight: 750;
  letter-spacing: .02em;
  font-size: 15px;
  color: var(--text);
}

.service p{
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}

/* =========================================================
   PROCESS
========================================================= */
.process{
  padding: 92px 0 84px;
}

.process__header{
  text-align: center;
  margin-bottom: 44px;
}

.process__grid{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.process__card{
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(17,24,39,.10);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 14px 34px rgba(17,24,39,.08);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.process__card:hover{
  transform: translateY(-4px);
  box-shadow: 0 22px 50px rgba(17,24,39,.10);
  border-color: rgba(17,24,39,.16);
}

.process__card h3{
  margin: 0 0 10px;
  font-weight: 750;
  letter-spacing: .01em;
  font-size: 16px;
  color: var(--text);
}

.process__card p{
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
}

/* =========================================================
   CONTACT (aligned + title spacing fixed)
========================================================= */
#contact{
  background: var(--soft);
  border-top: 1px solid rgba(17,24,39,.08);
  padding: 124px 0 100px;
  margin-top: 14px;
}

.contact{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 32px;
  row-gap: 22px;
  align-items:start;

  /* 1. satır: sadece başlık
     2. satır: sol kartlar + sağ kart -> aynı hizada başlar */
  grid-template-areas:
    "title title"
    "left  right";
}

/* Başlık satırı */
.contact__title{
  grid-area: title;
  margin: 0;
  padding-bottom: 12px;   /* başlığı aşağı “oturtur” */
  text-align: center;
}

/* Kartların başladığı satır */
.contact__left{ grid-area: left; }
.contact__right{ grid-area: right; }

/* Soldaki kartlar */
.info{
  margin-top: 0;          /* <<< önemli: başlıkla karışmasın */
  display:grid;
  gap: 16px;
}

/* Kart */
.info__item{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  box-shadow: 0 18px 40px rgba(17,24,39,.08);
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.info__item:hover{
  transform: translateY(-3px);
  border-color: rgba(17,24,39,.18);
  box-shadow: 0 24px 50px rgba(17,24,39,.10);
}

/* Kart komple tıklanabilir */
.info__link{
  display:block;
  text-decoration:none;
  color:inherit;
}

.info__label{
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 11px;
  margin-bottom: 8px;
  color: rgba(17,24,39,.60);
}

.info__value{
  font-weight: 700;
}

/* Sağ kart */
.form-card{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 20px 44px rgba(17,24,39,.08);
  transition: border-color .18s ease, box-shadow .18s ease;
}

.form-card:hover{
  border-color: rgba(17,24,39,.18);
  box-shadow: 0 26px 56px rgba(17,24,39,.10);
}

.form-title{ margin: 0 0 10px; color: var(--text); }

.form-desc{
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.65;
}

.contact__cta{
  display:grid;
  gap: 12px;
}

/* CTA buttons */
.btn--cta{
  display:flex;
  align-items:center;
  gap:12px;
  justify-content:flex-start;

  background: rgba(17,24,39,.04);
  border: 1px solid rgba(17,24,39,.10);
  color: var(--text);

  padding: 12px 16px;
  border-radius: 14px;

  transition: transform .16s ease, box-shadow .16s ease, background-color .16s ease, border-color .16s ease, color .16s ease;
}

.btn--cta i{ font-size: 16px; }

.btn--cta:hover{
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(17,24,39,.10);
  text-decoration:none;
}

/* platform hover colors */
.btn--whatsapp:hover{
  background: #25D366;
  border-color: #25D366;
  color: #fff;
  box-shadow: 0 18px 44px rgba(37, 211, 102, .22);
}
.btn--instagram:hover{
  background: #E1306C;
  border-color: #E1306C;
  color: #fff;
  box-shadow: 0 18px 44px rgba(225, 48, 108, .20);
}
.btn--linkedin:hover{
  background: #0A66C2;
  border-color: #0A66C2;
  color: #fff;
  box-shadow: 0 18px 44px rgba(10, 102, 194, .20);
}

/* Responsive */
@media (max-width: 900px){
  .contact{
    grid-template-columns: 1fr;
    grid-template-areas:
      "title"
      "left"
      "right";
  }
  .contact__title{ padding-bottom: 8px; }
}

/* =========================================================
   FOOTER (DARK GLASS = HEADER)
========================================================= */
.footer{
  background: var(--glass-bg);
  border-top: 1px solid var(--glass-line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 22px 0;
}

.footer__inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  font-size:14px;
  color: var(--glass-text-muted);
}

.footer__right{
  display:flex;
  gap:18px;
}

.footer__right a{
  color: var(--glass-text-muted);
  text-decoration:none;
  transition: .2s ease;
}

.footer__right a:hover{
  color:#fff;
}

/* =========================================================
   LEGAL PAGES (LIGHT)
========================================================= */
.legal{
  padding: clamp(28px, 4vw, 56px) 0;
}

.legal__wrap{ max-width: 900px; }

.legal__head h1{
  margin: 0 0 6px;
  font-size: clamp(26px, 3.2vw, 36px);
  letter-spacing: -0.02em;
  color: var(--text);
}

.legal__meta{
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 13px;
}

.legal__section{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 18px;
  margin: 14px 0;
  box-shadow: 0 14px 34px rgba(17,24,39,.06);
}

.legal__section h2{
  margin: 0 0 10px;
  font-size: 16px;
  color: var(--text);
}

.legal__section p,
.legal__section li{
  color: var(--muted);
  line-height: 1.7;
}

.legal__section ul{
  padding-left: 18px;
  margin: 10px 0 0;
}

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 1024px){
  .nav{ display:none; }
  .services__grid{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px){
  .about-inner{ grid-template-columns: 1fr; gap: 24px; }

  .contact{
    grid-template-columns: 1fr;
    grid-template-areas:
      "title"
      "left"
      "right";
  }
}

@media (max-width: 768px){
  .footer__inner{
    flex-direction:column;
    gap:12px;
    text-align:center;
  }
}

@media (max-width: 640px){
  .services__grid{ grid-template-columns: 1fr; }
  .services{ padding-top: 84px; }
}

@media (max-width: 600px){
  :root{ --header-h: 72px; }
  .logo img{ height: 54px; }
  .btn{ width: 100%; }
  .hero__card{ padding: 22px 18px; }
  .hero__signature--focus{ padding: 20px 16px; }
  .sig-main{ font-size: 19px; }
  .sig-sub{ font-size: 15.5px; }
}

@media (max-width: 420px){
  .container{ padding: 0 14px; }
}

@media (max-width: 768px){
  .process__grid{
    grid-template-columns: 1fr;
  }
}