/* =========================================================
   presentation.css — presentation.php sayfasına özgü stiller
   ========================================================= */

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

/* --- SAYFA WRAPPER --- */
.pres-page {
  width: 100%;
  max-width: 540px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

/* --- LOGO / MARKA --- */
.pres-brand {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
}

.pres-brand span { color: var(--cyan); }

/* --- APP ICON --- */
.pres-icon-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pres-icon-orb {
  position: absolute;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.15), transparent 70%);
  filter: blur(30px);
  pointer-events: none;
}

.pres-icon {
  width: 110px;
  height: 110px;
  border-radius: 28px;
  border: 1px solid var(--border);
  object-fit: cover;
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* --- BAŞLIK --- */
.pres-title {
  font-size: clamp(1.6rem, 6vw, 2.2rem);
  font-weight: 800;
  text-align: center;
  line-height: 1.2;
}

/* --- PLATFORM BUTONLAR --- */
.pres-platforms {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
}

.pres-platform-btn {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.9rem 1.4rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s;
  cursor: pointer;
}

.pres-platform-btn:hover {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.06);
  transform: translateY(-2px);
}

.pres-platform-btn.disabled {
  opacity: 0.45;
  cursor: default;
  pointer-events: none;
}

.pres-platform-btn i {
  font-size: 1.4rem;
  width: 28px;
  text-align: center;
}

.pres-platform-btn .btn-sub {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--muted);
  display: block;
  line-height: 1;
}

.pres-platform-btn .btn-main {
  display: block;
  line-height: 1.3;
}

.pres-coming-soon {
  font-size: 0.7rem;
  font-weight: 700;
  color: #f6c90e;
  margin-left: auto;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* --- AÇIKLAMA --- */
.pres-desc-box {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
}

.pres-desc-box ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.pres-desc-box ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.5;
}

.pres-desc-box ul li::before {
  content: '◆';
  color: var(--cyan);
  font-size: 0.5rem;
  margin-top: 0.35rem;
  flex-shrink: 0;
}

/* EXPLANATION düz metin (liste değilse) */
.pres-desc-text {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.7;
}

/* --- EKRAN GÖRÜNTÜSÜ --- */
.pres-screenshot {
  width: 100%;
  max-width: 280px;
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

/* --- ALT FOOTER --- */
.pres-footer {
  margin-top: auto;
  padding: 2rem 0 1rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.75rem;
}

.pres-footer a {
  color: var(--cyan);
  text-decoration: none;
}