/* Festival der Begegnung – Buluşma Festivali · IKBS Düsseldorf e.V.
   Palet: IKBS mavi+yeşil yumuşatılmış + sıcak bej zemin + altın aksan. Font: Montserrat / Open Sans. */

:root {
  --blue:   #3a8fb7;   /* yumuşatılmış IKBS mavisi */
  --blue-d: #2c6f8f;
  --green:  #7fa45c;   /* adaçayı/zeytin yeşili */
  --green-d:#5f8442;
  --gold:   #d9a441;   /* küçük altın aksan */
  --beige:  #f7f2e8;   /* sıcak bej zemin */
  --beige-2:#efe7d6;
  --ink:    #2b2b29;
  --muted:  #6a675f;
  --white:  #fffdf9;
  --shadow: 0 6px 24px rgba(44,60,70,.10);
  --radius: 16px;
  --maxw:   1080px;
  --head-h: 68px;
}

* { box-sizing: border-box; }
html, body { overflow-x: hidden; max-width: 100%; }
html { scroll-behavior: smooth; scroll-padding-top: var(--head-h); }
body {
  margin: 0;
  font-family: "Open Sans", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--ink);
  background: var(--beige);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: "Montserrat", sans-serif; line-height: 1.2; margin: 0 0 .5em; }
p { margin: 0 0 1rem; }
a { color: var(--blue-d); text-decoration: none; }

/* dil görünürlük yardımcıları (gerekirse) */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ===== HEADER ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--head-h);
  display: flex; align-items: center; gap: 16px;
  padding: 0 20px;
  background: rgba(255,253,249,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--beige-2);
}
.brand { display: flex; align-items: center; }
.brand-logo { height: 46px; width: auto; display: block; }
.main-nav { display: flex; gap: 22px; margin-left: auto; }
.main-nav a {
  font-family: "Montserrat", sans-serif; font-weight: 600; font-size: .95rem;
  color: var(--ink); padding: 6px 2px; position: relative;
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--gold); transition: width .25s;
}
.main-nav a:hover::after { width: 100%; }

.lang-switch { display: flex; align-items: center; gap: 6px; margin-left: 8px; }
.lang-btn {
  background: none; border: none; cursor: pointer;
  font-family: "Montserrat", sans-serif; font-weight: 700; font-size: .9rem;
  color: var(--muted); padding: 4px 6px; border-radius: 8px;
}
.lang-btn.active { color: var(--white); background: var(--blue); }
.lang-sep { color: var(--beige-2); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; margin-left: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .25s; }

/* ===== HERO ===== */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, #eaf3f6 0%, var(--beige) 55%, #eef3e6 100%);
  padding: 64px 20px 72px;
  text-align: center;
}
.hero-pattern {
  position: absolute; inset: 0; opacity: .10; pointer-events: none;
  background-image:
    linear-gradient(135deg, var(--blue) 25%, transparent 25%),
    linear-gradient(225deg, var(--green) 25%, transparent 25%);
  background-size: 46px 46px; background-position: 0 0, 23px 23px;
}
.hero-inner { position: relative; max-width: 820px; margin: 0 auto; }
.hero-kicker {
  font-family: "Montserrat", sans-serif; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; font-size: .8rem; color: var(--blue-d); margin-bottom: 10px;
}
.hero-title { font-size: clamp(1.9rem, 7vw, 3.6rem); font-weight: 800; color: var(--blue-d); margin-bottom: .1em; overflow-wrap: break-word; hyphens: auto; }
.hero-subtitle { font-family: "Montserrat", sans-serif; font-weight: 700; font-size: clamp(1.1rem, 3vw, 1.6rem); color: var(--green-d); margin: 0 0 .6em; }
.hero-slogan { font-size: 1.1rem; color: var(--ink); font-style: italic; margin-bottom: 1.6em; }

.hero-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 22px; margin-bottom: 28px; }
.hero-meta-item { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: .98rem; }
.hero-meta-ico { font-size: 1.15rem; }

.countdown { display: inline-flex; gap: 10px; margin-bottom: 26px; }
.cd-box {
  background: var(--white); border-radius: 14px; box-shadow: var(--shadow);
  padding: 12px 16px; min-width: 68px; display: flex; flex-direction: column; align-items: center;
  border-top: 3px solid var(--gold);
}
.cd-num { font-family: "Montserrat", sans-serif; font-weight: 800; font-size: 1.7rem; color: var(--blue-d); }
.cd-lbl { font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.countdown-live { font-family: "Montserrat", sans-serif; font-weight: 700; color: var(--green-d); font-size: 1.2rem; }

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block; font-family: "Montserrat", sans-serif; font-weight: 700;
  padding: 13px 26px; border-radius: 999px; cursor: pointer; transition: transform .15s, box-shadow .2s, background .2s;
  font-size: 1rem; border: 2px solid transparent;
}
.btn-sm { padding: 10px 20px; font-size: .92rem; }
.btn-primary { background: var(--blue); color: var(--white); box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--blue-d); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--blue-d); border-color: var(--blue); }
.btn-ghost:hover { background: var(--blue); color: var(--white); }

/* ===== SECTIONS ===== */
.section { padding: 64px 0; }
.section-alt { background: var(--beige-2); }
.section-accent { background: linear-gradient(140deg, var(--blue) 0%, var(--green-d) 100%); color: var(--white); text-align: center; }
.section-accent .section-title, .section-accent .lead { color: var(--white); }
.section-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 800; color: var(--blue-d);
  text-align: center; margin-bottom: .3em;
}
.section-accent .section-title { color: var(--white); }
.section-title::after {
  content: ""; display: block; width: 56px; height: 3px; background: var(--gold);
  margin: 14px auto 0; border-radius: 2px;
}
.lead { text-align: center; max-width: 760px; margin: 0 auto 36px; font-size: 1.08rem; color: var(--muted); }
.section-accent .lead { color: rgba(255,255,255,.92); }

/* ===== CARDS ===== */
.cards { display: grid; gap: 22px; }
.cards.two { grid-template-columns: repeat(2, 1fr); }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--white); border-radius: var(--radius); padding: 28px 24px;
  box-shadow: var(--shadow); border: 1px solid var(--beige-2);
}
.card h3 { color: var(--blue-d); font-size: 1.22rem; }
.card.highlight { border-top: 4px solid var(--green); }
.card-ico { font-size: 2rem; margin-bottom: 8px; }
.card-motto { font-style: italic; color: var(--green-d); font-weight: 600; }
.note-strong {
  text-align: center; max-width: 780px; margin: 30px auto 0; padding: 18px 22px;
  background: var(--white); border-left: 4px solid var(--gold); border-radius: 10px;
  font-weight: 600; color: var(--ink); box-shadow: var(--shadow);
}
.section-accent .note-strong { background: rgba(255,255,255,.14); color: var(--white); border-left-color: var(--gold); box-shadow: none; }
.micro { font-size: .85rem; opacity: .85; margin-top: 16px; }

/* menu list */
.menu-list { list-style: none; padding: 0; margin: 14px 0 10px; display: flex; flex-wrap: wrap; gap: 8px; }
.menu-list li { background: var(--beige); border-radius: 999px; padding: 5px 14px; font-size: .9rem; font-weight: 600; color: var(--ink); }
.menu-note { font-size: .88rem; color: var(--green-d); font-weight: 600; margin: 0; }

/* dates */
.dates-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 40px; }
.date-card {
  background: var(--white); border-radius: var(--radius); padding: 22px 18px; text-align: center;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 6px; border-bottom: 4px solid var(--blue);
}
.date-card-mid { border-bottom-color: var(--gold); opacity: .96; }
.date-card strong { font-family: "Montserrat", sans-serif; font-size: 1.15rem; color: var(--blue-d); }
.date-tag { font-family: "Montserrat", sans-serif; font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--green-d); }
.date-sub { font-size: .9rem; color: var(--muted); }

/* ===== LOCATION ===== */
.loc-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 28px; align-items: start; }
.loc-addr { font-size: 1.1rem; line-height: 1.7; }
.map-wrap { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--beige-2); }
.map-wrap iframe { width: 100%; height: 340px; border: 0; display: block; }

/* ===== FAQ ===== */
.faq { max-width: 760px; margin: 0 auto; }
.faq details {
  background: var(--white); border-radius: 12px; margin-bottom: 12px; padding: 4px 20px;
  box-shadow: var(--shadow); border: 1px solid var(--beige-2);
}
.faq summary {
  font-family: "Montserrat", sans-serif; font-weight: 600; cursor: pointer; padding: 14px 0;
  list-style: none; color: var(--blue-d);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--gold); font-weight: 800; font-size: 1.3rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq p { padding-bottom: 14px; margin: 0; color: var(--muted); }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 760px; margin: 0 auto; }
.contact-item {
  display: flex; align-items: center; gap: 14px; background: var(--white); padding: 18px 22px;
  border-radius: 12px; box-shadow: var(--shadow); color: var(--ink); font-weight: 600; border: 1px solid var(--beige-2);
}
.contact-ico { font-size: 1.4rem; }

/* ===== FOOTER ===== */
.site-footer { background: #20302f; color: #d8d6cf; padding: 48px 0 24px; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.site-footer h4 { color: var(--white); font-size: 1.05rem; }
.site-footer p { color: #c2c0b8; line-height: 1.7; }
.placeholder { color: var(--gold); font-style: italic; }
.footer-copy { text-align: center; margin: 32px 0 0; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.1); color: #9c9a92; }

/* ===== RESPONSIVE ===== */
@media (max-width: 860px) {
  .cards.three, .cards.two, .loc-grid, .dates-grid, .footer-grid, .contact-grid { grid-template-columns: 1fr; }
  .main-nav {
    position: fixed; inset: var(--head-h) 0 auto 0; flex-direction: column; gap: 0;
    background: var(--white); padding: 8px 20px 16px; box-shadow: var(--shadow);
    transform: translateY(-130%); transition: transform .3s; margin: 0;
  }
  body.nav-open .main-nav { transform: translateY(0); }
  .main-nav a { padding: 14px 0; border-bottom: 1px solid var(--beige-2); }
  .nav-toggle { display: flex; margin-left: auto; }
  .lang-switch { margin-left: 0; order: 3; }
  .countdown { flex-wrap: wrap; justify-content: center; }
}
@media (max-width: 480px) {
  .hero { padding: 48px 16px 56px; }
  .hero-inner { max-width: 100%; }
  .hero-title { font-size: 2rem; }
  .hero-kicker { font-size: .68rem; letter-spacing: .03em; }
  .hero-meta-item { font-size: .9rem; }
  .section-title { word-wrap: break-word; }
}
@media (max-width: 420px) {
  .cd-box { min-width: 0; flex: 1 1 64px; padding: 10px 8px; }
  .cd-num { font-size: 1.4rem; }
  .hero-cta .btn { flex: 1 1 auto; }
}