/* =====================================================================
   4Y AR-GE — styles.css
   Tasarım sistemi: Manrope (başlık) + Inter (gövde) + JetBrains Mono (etiket/rakam)
   ===================================================================== */

/* ---------- TOKENS ---------- */
:root{
  --font-display: "Manrope", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --ink-900: #0E1420;
  --ink-700: #1B2433;
  --ink-500: #4B5868;
  --ink-300: #8A95A3;

  --amber-500: #E2A33D; 
  --amber-600: #C98A3B; 
  
  /* --amber-500: #e2423d; */
  /* --amber-600: #e83030; */

  --teal-500: #2F6F6B;
  --teal-700: #1F4D4A;

  --bg: #F5F2EC;
  --bg-soft: #ECE7DC;
  --surface: #FFFFFF;
  --surface-2: #FBF9F4;
  --border: rgba(14,20,32,0.10);
  --text: var(--ink-900);
  --text-soft: var(--ink-500);
  --accent: var(--amber-600);
  --accent-ink: #2A1C08;
  --shadow: 0 12px 40px rgba(14,20,32,0.10);
  --radius: 18px;
  --radius-sm: 10px;
  --header-h: 76px;
  --topbar-h: 40px;
}

[data-theme="dark"]{
  --ink-900: #F4F1EA;
  --ink-700: #D9D4C8;
  --ink-500: #A6AEBB;
  --ink-300: #6B7585;

  --bg: #0E1420;
  --bg-soft: #141B29;
  --surface: #161E2D;
  --surface-2: #121927;
  --border: rgba(244,241,234,0.10);
  --text: var(--ink-900);
  --text-soft: var(--ink-500);
  --accent: var(--amber-500);
  --accent-ink: #1A1206;
  --shadow: 0 20px 60px rgba(0,0,0,0.45);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .35s ease, color .35s ease;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
button{ font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
.mono-text{ font-family: var(--font-mono); letter-spacing: .01em; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

:focus-visible{ outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.ico{ width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }

/* ---------- LAYOUT HELPERS ---------- */
.section-inner{ max-width: 1180px; margin: 0 auto; padding: 0 24px; }

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}
.section-title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  max-width: 720px;
}
.section-lead{
  color: var(--text-soft);
  font-size: 17px;
  max-width: 99%;
  margin: 0;
}

.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 15px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
}
.btn-primary{
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 10px 24px rgba(201,138,59,.30);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 30px rgba(201,138,59,.40); }
.btn-ghost{
  border: 1.5px solid var(--border);
  color: var(--text);
}
.btn-ghost:hover{ border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

/* ---------- TOPBAR ---------- */
.topbar{
  background: var(--ink-900);
  color: var(--bg);
  font-size: 13px;
}
[data-theme="dark"] .topbar{ background: var(--surface-2); color: var(--text-soft); }
.topbar-inner{
  max-width: 1180px; margin: 0 auto; padding: 0 24px;
  height: var(--topbar-h);
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.topbar-left, .topbar-right{ display: flex; align-items: center; gap: 20px; }
.topbar-item{ display: flex; align-items: center; gap: 6px; opacity: .88; white-space: nowrap; }
.topbar-item .ico{ width: 14px; height: 14px; opacity: .8; }
.topbar-item:hover{ opacity: 1; }

/* ---------- HEADER ---------- */
.site-header{
  position: sticky; top: 0; z-index: 100;
  height: var(--header-h);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--border);
  transition: background .35s ease, box-shadow .25s ease;
}
.site-header.scrolled{ box-shadow: 0 6px 30px rgba(14,20,32,.08); }
.header-inner{
  max-width: 1180px; margin: 0 auto; padding: 0 24px;
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand{ display: flex; align-items: center; }
.brand-logo{ height: 40px; width: auto; }

.main-nav{ display: flex; align-items: center; gap: 30px; }
.main-nav a{
  font-size: 14.5px; font-weight: 600; color: var(--text-soft);
  position: relative; padding: 6px 0;
  transition: color .2s ease;
}
.main-nav a:hover, .main-nav a.active{ color: var(--text); }
.main-nav a.active::after, .main-nav a:hover::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--accent); border-radius: 2px;
}

.header-actions{ display: flex; align-items: center; gap: 10px; }

/* language switch */
.lang-switch{ position: relative; }
.lang-current{
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  padding: 9px 12px; border-radius: 100px; border: 1px solid var(--border);
  color: var(--text);
}
.lang-current:hover{ border-color: var(--accent); }
.chev{ width: 14px; height: 14px; transition: transform .2s ease; }
.lang-switch.open .chev{ transform: rotate(180deg); }
.lang-menu{
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); box-shadow: var(--shadow);
  min-width: 160px; padding: 6px;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
  z-index: 50;
}
.lang-switch.open .lang-menu{ opacity: 1; visibility: visible; transform: translateY(0); }
.lang-menu li button{
  width: 100%; text-align: left; padding: 9px 10px; border-radius: 7px;
  font-size: 14px; display: flex; align-items: center; gap: 8px;
}
.lang-menu li button:hover{ background: var(--bg-soft); }
.lang-menu li button.active{ color: var(--accent); font-weight: 700; }
.flag{ font-size: 15px; }

/* theme toggle */
.theme-toggle{
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
}
.theme-toggle:hover{ border-color: var(--accent); }
.theme-toggle .moon{ display: none; }
[data-theme="dark"] .theme-toggle .sun{ display: none; }
[data-theme="dark"] .theme-toggle .moon{ display: block; }

/* burger (mobile) */
.nav-burger{
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 38px; height: 38px;
}
.nav-burger span{ width: 20px; height: 2px; background: var(--text); margin: 0 auto; border-radius: 2px; transition: transform .25s ease, opacity .25s ease; }
.nav-burger.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2){ opacity: 0; }
.nav-burger.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero{ position: relative; overflow: hidden; padding: 86px 24px 70px; }
.hero-bg{
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(680px 460px at 88% -8%, color-mix(in srgb, var(--amber-500) 22%, transparent), transparent 65%),
    radial-gradient(520px 420px at -6% 100%, color-mix(in srgb, var(--teal-500) 18%, transparent), transparent 65%);
}
.hero-grid{
  max-width: 1180px; margin: 0 auto;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.hero-title{
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(36px, 5.2vw, 60px); line-height: 1.08; letter-spacing: -0.015em;
  margin: 0 0 22px; display: flex; flex-direction: column;
}
.hero-title .accent{ color: var(--accent); }
.hero-desc{ font-size: 18px; color: var(--text-soft); max-width: 99%; margin: 0 0 32px; }
.hero-cta{ display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats{ display: flex; gap: 36px; flex-wrap: wrap; }
.stat{ display: flex; flex-direction: column; gap: 4px; }
.stat-num{ font-family: var(--font-mono); font-size: 26px; font-weight: 600; color: var(--text); }
.stat-label{ font-size: 13px; color: var(--text-soft); max-width: 140px; }

/* status panel */
.hero-panel{ display: flex; justify-content: center; }
.panel-card{
  width: 100%; max-width: 420px;
  background: var(--ink-900); color: #EDEAE2;
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 0 0;
  border: 1px solid rgba(255,255,255,0.06);
}
[data-theme="dark"] .panel-card{ background: var(--surface-2); }
.panel-head{
  display: flex; align-items: center; gap: 8px; padding: 0 18px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.dot{ width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot-red{ background: #E2574C; } .dot-amber{ background: #E2A33D; } .dot-green{ background: #4FAE82; }
.panel-title{ font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .08em; color: #9CA6B5; margin-left: 6px; }
.panel-feed{ padding: 14px 18px; display: flex; flex-direction: column; gap: 12px; min-height: 230px; }
.panel-feed li{
  display: flex; align-items: flex-start; gap: 10px;
  font-family: var(--font-mono); font-size: 12.5px; line-height: 1.5; color: #C9CFD8;
  opacity: 0; transform: translateX(8px);
  animation: feedIn .5s ease forwards;
}
.panel-feed li:nth-child(1){ animation-delay: .15s; }
.panel-feed li:nth-child(2){ animation-delay: .35s; }
.panel-feed li:nth-child(3){ animation-delay: .55s; }
.panel-feed li:nth-child(4){ animation-delay: .75s; }
.panel-feed li:nth-child(5){ animation-delay: .95s; }
.panel-feed li:nth-child(6){ animation-delay: 1.15s; }
@keyframes feedIn{ to{ opacity: 1; transform: translateX(0); } }
.tag{
  flex-shrink: 0; font-size: 10px; font-weight: 700; border-radius: 5px;
  width: 20px; height: 18px; display: inline-flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.tag-ok{ background: rgba(79,174,130,.18); color: #6FCBA0; }
.tag-warn{ background: rgba(226,163,61,.18); color: #E2A33D; }
.tag-block{ background: rgba(226,87,76,.18); color: #E2574C; }
.panel-foot{
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 12px 18px; font-family: var(--font-mono); font-size: 11.5px; color: #9CA6B5;
  display: flex; justify-content: space-between;
}

/* ---------- TRUST STRIP ---------- */
.trust-strip{ background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.trust-inner{
  max-width: 1180px; margin: 0 auto; padding: 22px 24px;
  display: flex; gap: 40px; flex-wrap: wrap; justify-content: center;
}
.trust-item{ display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-soft); font-weight: 500; }
.trust-item .ico{ color: var(--accent); width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; }

/* ---------- ABOUT ---------- */
.about{ padding: 96px 0 40px; }
.about-head{ margin-bottom: 56px; }
.mvs-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 64px; }
.mvs-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; position: relative; overflow: hidden;
}
.mvs-num{
  font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--accent);
  display: block; margin-bottom: 14px;
}
.mvs-card h3{ font-family: var(--font-display); font-size: 20px; margin: 0 0 10px; }
.mvs-card p{ color: var(--text-soft); font-size: 15px; margin: 0; }

.why-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.why-card{
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px;
}
.why-ico{
  width: 42px; height: 42px; border-radius: 10px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.why-ico svg{ width: 22px; height: 22px; fill: none; stroke: var(--accent); stroke-width: 1.8; }
.why-card h4{ font-family: var(--font-display); font-size: 16.5px; margin: 0 0 8px; }
.why-card p{ color: var(--text-soft); font-size: 14.5px; margin: 0; }

/* ---------- PRODUCTS ---------- */
.products{ padding: 70px 0 96px; }
.products-head{ margin-bottom: 40px; }
.product-list{ display: flex; flex-direction: column; gap: 14px; }
.product-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: border-color .2s ease;
}
.product-summary{
  width: 100%; display: grid; grid-template-columns: 64px 1fr 150px; align-items: center; gap: 18px;
  padding: 22px 24px; text-align: left;
}
.product-code{
  font-size: 13px; font-weight: 700; color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border-radius: 8px; padding: 7px 0; text-align: center;
}
.product-name{ display: flex; flex-direction: column; gap: 3px; }
.product-name strong{ font-family: var(--font-display); font-size: 17px; font-weight: 700; }
.product-name em{ font-style: normal; color: var(--text-soft); font-size: 13.5px; }
.product-toggle{ display: flex; align-items: center; justify-content: flex-end; gap: 8px; color: var(--text-soft); font-size: 13px; font-weight: 600; }
.product-summary[aria-expanded="true"] .product-toggle{ color: var(--accent); }
.product-summary[aria-expanded="true"] .chev{ transform: rotate(180deg); }
.product-card.is-open{ border-color: var(--accent); }

.product-detail{
  max-height: 0; overflow: hidden; transition: max-height .4s ease;
}
.product-detail.open{ max-height: 1400px; }
.product-detail > *{ padding-left: 24px; padding-right: 24px; }
.product-desc{ color: var(--text-soft); font-size: 15px; line-height: 1.7; padding-top: 4px; max-width: 99%; }
.points-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 18px 0 8px; }
.point{ background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px; }
.point h5{ font-size: 14px; font-family: var(--font-display); margin: 0 0 6px; color: var(--accent); }
.point p{ font-size: 13.5px; color: var(--text-soft); margin: 0; line-height: 1.55; }
.product-actions{ display: flex; flex-wrap: wrap; gap: 12px; align-items: center; padding-bottom: 26px; padding-top: 6px; }
.doc-link, .extra-links a{
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13.5px; font-weight: 600; padding: 9px 14px;
  border: 1px solid var(--border); border-radius: 100px; color: var(--text-soft);
}
.doc-link:hover, .extra-links a:hover{ border-color: var(--accent); color: var(--accent); }
.extra-links{ display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- CONTACT ---------- */
.contact{ padding: 30px 0 100px; }
.contact-inner{ display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.contact-copy .btn{ margin-top: 18px; }
.contact-card{
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px; display: flex; flex-direction: column; gap: 22px;
}
.contact-row{ display: flex; gap: 14px; align-items: flex-start; }
.contact-row .ico{ color: var(--accent); margin-top: 3px; }
.contact-row div{ display: flex; flex-direction: column; gap: 2px; font-size: 15px; }
.contact-label{ font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--text-soft); }
.contact-row a:hover{ color: var(--accent); }

/* ---------- FOOTER ---------- background: var(--ink-900); */
.site-footer{  color: var(--accent-ink); padding-top: 60px; }
[data-theme="dark"] .site-footer{ background: var(--surface);color:var(--text); }
.footer-inner{
  max-width: 1180px; margin: 0 auto; padding: 0 24px 50px;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
}
.footer-brand{ display: flex; flex-direction: column; gap: 14px; }
.footer-logo{ height: 0px; width: 0px; filter: none; }
[data-theme="dark"] .footer-logo{ filter: none; }
.footer-brand p{ font-size: 14px; opacity: .65; max-width: 220px; margin: 0; }
.footer-col{ display: flex; flex-direction: column; gap: 12px; }
.footer-col h5{ font-family: var(--font-mono); font-size: 12px ;letter-spacing: .1em; text-transform: uppercase; opacity: .55; margin: 0 0 4px; }
.footer-col a, .footer-col span{ font-size: 14.5px; opacity: .8; }
.footer-col a:hover{ opacity: 1; color: var(--text); }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 24px; text-align: center; font-size: 13px; opacity: .55;
}

/* ---------- BACK TO TOP ---------- */
.back-to-top{
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--accent); color: var(--accent-ink);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 24px rgba(201,138,59,.35);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .25s ease, transform .25s ease, visibility .25s ease;
}
.back-to-top.show{ opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top svg{ width: 20px; height: 20px; fill: currentColor; }

/* ---------- LEGAL PAGE ---------- */
.legal-main{ padding: 64px 0 100px; }
.legal-tabs{ display: flex; gap: 10px; flex-wrap: wrap; margin: 28px 0 36px; border-bottom: 1px solid var(--border); }
.legal-tab{
  padding: 12px 4px; margin-right: 22px; font-weight: 600; font-size: 14.5px; color: var(--text-soft);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.legal-tab.active{ color: var(--text); border-color: var(--accent); }
.legal-panel{ display: none; max-width: 99%; }
.legal-panel.active{ display: block; }
.legal-panel h2{ font-family: var(--font-display); font-size: 26px; margin: 0 0 18px; }
.legal-panel h3{ font-family: var(--font-display); font-size: 17px; margin: 28px 0 10px; color: var(--accent); }
.legal-panel p{ color: var(--text-soft); font-size: 15px; line-height: 1.75; margin: 0 0 14px; }
.legal-panel ul{ margin: 0 0 16px; padding-left: 20px; list-style: disc; }
.legal-panel li{ color: var(--text-soft); font-size: 15px; line-height: 1.7; margin-bottom: 6px; }
.legal-meta{
  display: flex; flex-direction: column; gap: 4px; font-family: var(--font-mono); font-size: 12.5px;
  color: var(--text-soft); background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 16px 18px; margin-bottom: 26px;
}
.legal-contact-block{
  font-size: 14px; color: var(--text-soft); line-height: 1.7; background: var(--surface-2);
  border-radius: var(--radius-sm); padding: 16px 18px; border: 1px solid var(--border);
}

/* ===================================================================== RESPONSIVE ===================================================================== */
@media (max-width: 1020px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-panel{ order: -1; margin-bottom: 12px; }
  .mvs-grid, .why-grid{ grid-template-columns: 1fr 1fr; }
  .contact-inner{ grid-template-columns: 1fr; }
  .footer-inner{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px){
  .topbar-right .topbar-item:first-child{ display: none; }
/* styles.css içerisindeki @media (max-width: 760px) alanında bu kısmı bulun ve değiştirin: */
  .main-nav {
    position: fixed; 
    /* top: calc(var(--header-h) + var(--topbar-h)); */
    top: calc(var(--header-h));
    left: 0; 
    right: 0;
    background: var(--surface); 
    /* border-bottom: 1px solid var(--border); */
    flex-direction: column; 
    align-items: stretch; 
    gap: 0; 
    
    /* --- KALIN ÇİZGİ SORUNUNU ÇÖZEN ADIMLAR --- */
    max-height: 0; 
    overflow: hidden; 
    padding: 0 24px; /* Kapalıyken dikey (üst-alt) padding değerini 0 yapıyoruz */
    transition: max-height .3s ease, padding .3s ease; /* Yumuşak açılış için padding'i de ekledik */
  }
  
  .main-nav.open { 
    max-height: 360px; 
    padding: 8px 24px; /* Menü açıldığında dikey boşluğu geri tanımlıyoruz */
  }

  .main-nav a{ padding: 14px 0; border-bottom: 1px solid var(--border); }
  .main-nav a::after{ display: none; }
  .nav-burger{ display: flex; }
  .lang-current span:not(#langCurrentLabel){ display: none; }

  .hero{ padding: 50px 18px 50px; }
  .hero-cta{ flex-direction: column; align-items: stretch; }
  .hero-stats{ gap: 22px; }
  .mvs-grid, .why-grid{ grid-template-columns: 1fr; }
  .product-summary{ grid-template-columns: 44px 1fr; row-gap: 10px; }
  .product-toggle{ grid-column: 1 / -1; justify-content: flex-start; }
  .points-grid{ grid-template-columns: 1fr; }
  .footer-inner{ grid-template-columns: 1fr; gap: 32px; text-align: left; }
  .legal-tabs{ gap: 0; }
}

@media (max-width: 420px){
  .section-inner{ padding: 0 16px; }
  .hero-title{ font-size: 34px; }
}


/* ---------- DÖKÜMAN MODAL STİLLERİ ---------- */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(14, 20, 32, 0.65); /* var(--ink-900) tonlarında karartma */
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--surface);
  width: 90%;
  max-width: 1000px;
  height: 85vh;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal.is-open .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  z-index: 10;
  transition: all 0.2s ease;
}

.modal-close:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: scale(1.05);
}

.modal-body {
  flex: 1;
  width: 100%;
  height: 100%;
}

.modal-body iframe {
  width: 100%;
  height: 100%;
  display: block;
  background: #ffffff;
}

/* Mobil cihazlar için tam ekran uyumluluğu */
@media (max-width: 760px) {
  .modal-content {
    width: 95%;
    height: 90vh;
    border-radius: var(--radius-sm);
  }
  .modal-close {
    top: 12px;
    right: 12px;
  }
}