@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400..800;1,400..800&family=Exo+2:ital,wght@0,100..900;1,100..900&family=Kanit:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=M+PLUS+Rounded+1c&family=Mukta:wght@200;300;400;500;600;700;800&family=Open+Sans:ital,wght@0,300..800;1,300..800&family=Plus+Jakarta+Sans:ital,wght@0,200..800;1,200..800&family=Raleway:ital,wght@0,100..900;1,100..900&display=swap');

:root {
  --bg-dark: #0f172a;
  --card-bg: #121418;
  --gold: #f59e0b;
  --gold-hover: #d97706;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border-color: #334155;
    --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-heading: 'Kanit', sans-serif;
}

body {
  min-height: 100vh;
  background-color: #000;
  color: var(--text-main);
   font-family: var(--font-main);
}
h1, h2, h3, h4, h5, h6,
.navbar-brand {
  font-family: var(--font-heading);
  letter-spacing: 0.5px;
}

main {
  background-color: #000;
}

/* Reset section spacing problems */
section {
  margin: 0;
  padding: 0;
}

/* =========================================================
   2. NAVBAR
   ========================================================= */
.navbar {
  background-color: rgba(7, 9, 14, 0.95) !important;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
  color: var(--text-main) !important;
  font-weight: 800;
  letter-spacing: 1px;
}

.nav-link {
  color: var(--text-muted) !important;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: var(--gold) !important;
}

/* =========================================================
   3. BUTTONS
   ========================================================= */
.btn-warning {
  background-color: var(--gold);
  border: none;
  color: #000;
  font-weight: 600;
  border-radius: 8px;
  padding: 8px 16px;
  transition: all 0.3s;
}

.btn-warning:hover {
  background-color: var(--gold-hover);
  color: #fff;
}

.btn-outline-warning {
  color: var(--gold);
  border-color: var(--border-color);
}

.btn-outline-warning:hover {
  background-color: var(--card-bg);
  border-color: var(--gold);
}

.btn-fav-square {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: 8px;
  transition: all 0.3s;
}

.btn-fav-square:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* =========================================================
   4. FORMS
   ========================================================= */
.form-control {
  background-color: #020617;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: 8px;
  padding: 10px;
}

.form-control:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.2);
}

/* =========================================================
   5. GLASS CARD (GLOBAL)
   ========================================================= */
.glass-card {
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

/* =========================================================
   6. APOD SECTION (ZAMANDA YOLCULUK)
   ========================================================= */
#apod-section .form-control {
  background-color: #020617;
}

#apod-section .btn-warning {
  white-space: nowrap;
}

#apod-section .d-flex.gap-2 {
  align-items: stretch;
}

#apod-section .col-lg-6:last-child {
  background: linear-gradient(
    to left,
    rgba(0, 0, 0, 0.95),
    rgba(0, 0, 0, 0.75)
  );
}

/* =========================================================
   7. NASA GALLERY – FEATURED SLIDER
   ========================================================= */

/* Background Blur */
#gallery-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: blur(32px);
  opacity: 0.3;
  transform: scale(1.15);
  transition: background-image 0.6s ease;
  z-index: 0;
}

/* Search */
.gallery-search {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
}

/* Slider Track */
#nasa-slider {
  position: relative;
  width: 100%;
  height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

/* Cards (Base) */
.gallery-card {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  transition:
    transform 0.6s cubic-bezier(0.16,1,0.3,1),
    opacity 0.4s ease;
}

/* Card Positions */
.gallery-card.pos-0 {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  z-index: 10;
}

.gallery-card.pos-1 {
  transform: translate(calc(-50% + 360px), -50%) scale(0.9);
  opacity: 0.75;
}

.gallery-card.pos--1 {
  transform: translate(calc(-50% - 360px), -50%) scale(0.9);
  opacity: 0.75;
}

.gallery-card.pos-2 {
  transform: translate(calc(-50% + 720px), -50%) scale(0.75);
  opacity: 0.4;
}

.gallery-card.pos--2 {
  transform: translate(calc(-50% - 720px), -50%) scale(0.75);
  opacity: 0.4;
}

.gallery-card.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Card Content */
.gallery-card img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  border-radius: 16px;
}

.gallery-card .p-3 {
  padding: 16px;
}

/* Slider Arrows */
#gallery-prev,
#gallery-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  backdrop-filter: blur(10px);
  background-color: rgba(200, 95, 4, 0.57);
  border: 1px solid var(--border-color);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
}

#gallery-prev { left: 24px; }
#gallery-next { right: 24px; }

#gallery-prev:hover,
#gallery-next:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* =========================================================
   8. FOOTER
   ========================================================= */
footer {
  background-color: rgb(7, 9, 14);
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 40px 0;
}

footer h5 {
  color: var(--gold);
  font-weight: 700;
}

footer a {
  color: var(--text-muted);
  text-decoration: none;
}

footer a:hover {
  color: var(--gold);
}

/* =========================================================
   9. SCROLLBAR
   ========================================================= */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #090a0f;
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gold);
}

/* =========================================================
   10. UTILITIES
   ========================================================= */
.text-gradient {
  background: linear-gradient(to right, #eab308, #f97316, #ef4444);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.navbar-toggler {
  box-shadow: none;
}

.navbar-collapse {
  background: rgba(7, 9, 14, 0.98);
  padding: 16px 0;
}

@media (min-width: 992px) {
  .navbar-collapse {
    background: transparent;
    padding: 0;
    
  }
  
}
.hero-earth {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;   /* 🔥 KRİTİK */
  opacity: 0.6;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 1;
}

header,
#intro {
  position: relative;
  z-index: 2;
}

/* MOBİL */
@media (max-width: 768px) {
  .hero-earth {
    width: 100%;
    height: 100vh;
    opacity: 0.35;
  }
}
/* =========================================================
   APOD SPLIT COLORS
   ========================================================= */

.apod-left {
  background-color: #0f172a; /* koyu gri */
}

.apod-right {
  background-color: #000; /* siyah */
}

/* mobil padding fix */
@media (max-width: 768px) {
  .apod-left,
  .apod-right {
    padding: 2.5rem 1.25rem;
  }
}
#apod-container {
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.apod-right {
  background: linear-gradient(
    to left,
    #000 0%,
    #020617 100%
  );
}