:root{
  /* =========================
     ✅ RENK DEĞİŞKENLERİ (TEMA)
     ========================= */
  --brand: #EEAD0E;      /* GOLD ana vurgu */
  --brand-2: #102E50;    /* NAVY ikincil */

  --bg: #0E1628;         /* Sayfa arka planı */

  --panel: rgba(255,255,255,.06);   /* Kart/panel arka planı */
  --panel-2: rgba(255,255,255,.09); /* Daha güçlü panel */

  --text: rgba(255,255,255,.92);    /* Ana yazı rengi (beyaz) */
  --muted: rgba(255,255,255,.68);   /* Açıklama yazıları (gri-beyaz) */
  --line: rgba(255,255,255,.14);    /* İnce çizgiler / border */

  --ok: #34d399;

  --shadow: 0 18px 60px rgba(0,0,0,.45); /* Kart gölgesi */
  --radius: 20px;                        /* Köşe yuvarlaklığı */

  --container: 1120px;                   /* Maks. sayfa genişliği */
}

/* =========================
   ✅ GLOBAL RESET / TEMEL
   ========================= */
*{ box-sizing: border-box; }
html, body{ height: 100%; }

body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);           /* Sayfadaki default metin rengi */
  background: var(--bg);        /* Sayfa arka plan */
  overflow-x: hidden;           /* Yatay taşmayı engeller */
}

/* Linkler varsayılan olarak yazı rengini alsın */
a{ color: inherit; text-decoration: none; }

/* Paragraflar (açıklama metinleri) */
p{ color: var(--muted); line-height: 1.7; margin: 0; }

/* Başlıklar */
h1,h2,h3{ margin: 0; letter-spacing: -0.02em; }
h1{ font-size: clamp(34px, 4vw, 54px); line-height: 1.05; }
h2{ font-size: clamp(24px, 3vw, 34px); }
h3{ font-size: 18px; }

/* Sayfa içi ortak container */
.container{
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

/* =========================
   ✅ TOPBAR (ÜST MENÜ ALANI)
   ========================= */
.topbar{
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);

  /* Topbar arka planı (bg ile uyumlu) */
  background: rgba(14,22,40,.72);
  border-bottom: 1px solid var(--line);
}

/* Topbar içindeki hizalama: logo + menu + buton */
.nav{
  display:flex;
  align-items:center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 16px;
}

/* Logo + marka alanı */
.brand{
  display:flex;
  align-items:center;
  gap: 12px;
}

/* =========================
   ✅ LOGO (img.logo)
   HTML: <img class="logo" ... />
   ========================= */
.logo{
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(16,46,80,.35);
  border: 1px solid rgba(238,173,14,.28);
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}

/* =========================
   ✅ BRAND TITLE
   HTML:
   <div class="brand-title">
     <strong>PARVIS</strong>
     <span>Software & Digital Growth Partner</span>
   </div>
   ========================= */
.brand-title{
  display:flex;
  flex-direction: column;
  line-height: 1.1;
}

/* PARVIS yazısı (GOLD) */
.brand-title strong{
  font-size: 14px;
  letter-spacing: .12em;
  color: var(--brand); /* ✅ PARVIS = GOLD */
}

/* Açıklama/slogan (GOLD) */
.brand-title span{
  font-size: 12px;
  color: var(--text);  /* Software & Digital Growth Partner = BEYAZ */
}

/* =========================
   ✅ NAV MENU (linkler)
   HTML: <nav class="menu"> ... <a> ... </a>
   ========================= */
.menu{
  display:flex;
  align-items:center;
  gap: 18px;
}
.menu a{
  padding: 10px 12px;
  color: var(--muted);          /* Menü linkleri normalde muted */
  border-radius: 12px;
  border: 1px solid transparent;
  transition: .18s ease;
}
.menu a:hover{
  color: var(--text);           /* Hover: beyaz */
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.08);
}
.menu a.active{
  color: var(--text);
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.12);
  box-shadow: 0 0 0 3px rgba(238,173,14,.12); /* Active: gold glow */
}

/* =========================
   ✅ CTA (sağ üst buton alanı)
   ========================= */
.cta{
  display:flex;
  align-items:center;
  gap: 10px;
}

/* =========================
   ✅ BUTTON
   HTML: <a class="btn ...">...</a>
   ========================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: var(--text);
  cursor: pointer;
  transition: .18s ease;
  font-weight: 600;
}
.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.09);
  border-color: rgba(255,255,255,.18);
}

/* PRIMARY BUTTON (gold) */
.btn.primary{
  background: rgba(238,173,14,.92);
  border-color: rgba(238,173,14,.55);
  color: rgba(7,11,20,.92);
  box-shadow: 0 10px 34px rgba(238,173,14,.12);
}
.btn.primary:hover{
  background: rgba(238,173,14,1);
  border-color: rgba(238,173,14,.72);
}

/* SECONDARY BUTTON (navy) */
.btn.secondary{
  background: rgba(16,46,80,.85);
  border-color: rgba(16,46,80,.55);
}
.btn.secondary:hover{
  background: rgba(16,46,80,.95);
}

/* =========================
   ✅ BADGE (hero üst etiketi)
   HTML: <span class="badge">...</span>
   ========================= */
.badge{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(238,173,14,.22);
  background: rgba(238,173,14,.08);
  color: rgba(255,255,255,.80);
  font-size: 13px;
}

/* =========================
   ✅ HERO (üst bölüm)
   ========================= */
.hero{
  padding: 70px 0 32px;
}

/* ✅ İSTEDİĞİN: Hero başlıkları GOLD olsun
   - Services sayfasındaki "Hizmetler" de buraya girer
*/
.hero h1{
  color: var(--brand);
}

.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px;
  align-items: start;
}
.hero p{ margin-top: 16px; max-width: 58ch; }
.hero-actions{
  margin-top: 22px;
  display:flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* =========================
   ✅ CARD (genel kart tasarımı)
   HTML: <div class="card ...">
   ========================= */
.card{
  background: var(--panel);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* HERO sağ taraftaki kart */
.hero-card{
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.hero-card::before{ display: none; }

.hero-card-inner{
  position: relative;
  display:flex;
  flex-direction: column;
  gap: 14px;
}

/* =========================
   ✅ KPI (hero kart içi kutular)
   ========================= */
.kpi{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.kpi .box{
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
}
.kpi .box strong{ display:block; font-size: 18px; }
.kpi .box span{ font-size: 12px; color: var(--muted); }

/* =========================
   ✅ SECTION (sayfa bölümleri)
   ========================= */
.section{
  padding: 28px 0;
}

/* Section başlık alanı: başlık + açıklama + sağ buton */
.section-head{
  display:flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}
.section-head p{ max-width: 70ch; }

/* ✅ İSTEDİĞİN: "Hizmet yaklaşımımız" gibi section başlıkları GOLD */
.section-head h2{
  color: var(--brand);
}

/* Grid sistemleri */
.grid{
  display:grid;
  gap: 14px;
}
.grid.cols-3{ grid-template-columns: repeat(3, 1fr); }
.grid.cols-2{ grid-template-columns: repeat(2, 1fr); }

/* Feature kartı (servis kartları) */
.feature{
  padding: 18px;
}

/* Feature icon kutusu */
.feature .icon{
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: rgba(16,46,80,.22);
  border: 1px solid rgba(238,173,14,.22);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom: 12px;
}

.feature p{ margin-top: 8px; }

/* Feature hover */
.card.feature:hover{
  border-color: rgba(238,173,14,.32);
  box-shadow: 0 18px 70px rgba(0,0,0,.52);
}

/* =========================
   ✅ SPLIT (2 kolon panel alanı)
   HTML: <div class="container split">...</div>
   ========================= */
.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  align-items: start;
}

/* Panel (split içindeki kutular) */
.panel{
  padding: 18px;
  background: var(--panel);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
}

/* =========================
   ✅ LIST (adım adım satırlar)
   HTML: <div class="list"> <div class="li">...</div> </div>
   ========================= */
.list{
  display:flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.li{
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  display:flex;
  justify-content: space-between;
  gap: 10px;
}
.li span{ color: var(--muted); font-size: 13px; }

/* =========================
   ✅ FOOTER (alt alan)
   ========================= */
.footer{
  padding: 30px 0 46px;
  border-top: 1px solid var(--line);
  margin-top: 26px;
  color: var(--muted);
  font-size: 13px;
}
.footer a{ color: var(--text); opacity: .9; }
.footer-row{
  display:flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* =========================
   ✅ FORM (input alanları)
   ========================= */
.form{
  display:flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}

.input, .textarea{
  width: 100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.18);
  color: var(--text);
  outline: none;
}
.textarea{ min-height: 120px; resize: vertical; }

.input:focus, .textarea:focus{
  border-color: rgba(238,173,14,.45);
  box-shadow: 0 0 0 4px rgba(238,173,14,.14);
}

/* Form alt not yazısı */
.note{
  color: var(--muted);
  font-size: 13px;
}

/* =========================
   ✅ RESPONSIVE (mobil)
   ========================= */
@media (max-width: 920px){
  .hero-grid{ grid-template-columns: 1fr; }
  .grid.cols-3{ grid-template-columns: 1fr; }
  .grid.cols-2{ grid-template-columns: 1fr; }
  .split{ grid-template-columns: 1fr; }
  .menu{ display:none; } /* mobilde menüyü gizliyor */
}