:root {
  --bg: #0a0a0a;
  --bg-card: #161616;
  --bg-elevated: #1f1f1f;
  --border: #2a2a2a;
  --text: #f5f5f5;
  --text-muted: #a0a0a0;
  --grad-top: #2c84f9;
  --grad-bot: #9b60f0;
  --gradient: linear-gradient(180deg, #2c84f9 0%, #9b60f0 100%);
  --gradient-h: linear-gradient(135deg, #2c84f9 0%, #9b60f0 100%);
  --danger: #ed4956;
  --success: #2ecc71;

  --bs-body-bg: #0a0a0a;
  --bs-body-color: #f5f5f5;
}

* { box-sizing: border-box; }

html, body {
  background: var(--bg) !important;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  margin: 0;
  min-height: 100vh;
}

a {
  color: var(--grad-top);
  text-decoration: none;
}
a:hover { color: var(--grad-bot); }

/* Navbar */
.gp-navbar {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.gp-navbar-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.gp-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.gp-brand img {
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(44, 132, 249, 0.3);
}

.gp-logo-text {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.gp-auth-buttons {
  display: flex;
  gap: 10px;
}

.gp-user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.gp-username {
  font-weight: 600;
  font-size: 0.95rem;
}

.gp-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid transparent;
  background: var(--gradient) border-box;
}

.gp-avatar-sm {
  width: 28px;
  height: 28px;
}

/* Buttons */
.btn-gradient {
  background: var(--gradient);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
  font-size: 0.95rem;
}

.btn-gradient:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(44, 132, 249, 0.4);
}

.btn-gradient:active {
  transform: translateY(0);
}

.btn-gradient.w-100 {
  width: 100%;
  padding: 12px;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 9px 18px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  font-size: 0.95rem;
}

.btn-ghost:hover {
  background: var(--bg-elevated);
  border-color: var(--grad-top);
}

.btn-small {
  padding: 6px 12px;
  font-size: 0.85rem;
}

.btn-google {
  background: white;
  color: #333;
  border: none;
  padding: 11px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform 0.15s ease;
}

.btn-google:hover {
  transform: translateY(-1px);
}

.btn-text {
  background: none;
  border: none;
  color: var(--grad-top);
  font-weight: 600;
  cursor: pointer;
  padding: 6px 10px;
}

.btn-text:hover { color: var(--grad-bot); }

/* Container */
.gp-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 24px 16px 80px;
}

/* Cards */
.gp-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
  animation: fadeUp 0.4s ease;
}

.gp-info-banner {
  background: linear-gradient(135deg, rgba(44, 132, 249, 0.1), rgba(155, 96, 240, 0.1));
  border: 1px solid rgba(44, 132, 249, 0.3);
  color: var(--text-muted);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 20px;
  font-size: 0.9rem;
}

.gp-new-post h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
}

/* Inputs */
.gp-input {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 0.95rem;
  margin-bottom: 12px;
  transition: border-color 0.2s ease;
  outline: none;
}

.gp-input:focus {
  border-color: var(--grad-top);
}

.gp-input::placeholder {
  color: var(--text-muted);
}

.gp-input-sm {
  padding: 9px 12px;
  margin-bottom: 0;
  flex: 1;
}

.gp-file-label {
  display: block;
  background: var(--bg-elevated);
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 18px;
  text-align: center;
  cursor: pointer;
  margin-bottom: 12px;
  transition: border-color 0.2s ease, background 0.2s ease;
  color: var(--text-muted);
  font-weight: 500;
}

.gp-file-label:hover {
  border-color: var(--grad-top);
  background: var(--bg-card);
  color: var(--text);
}

.gp-preview {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 12px;
  background: #000;
  animation: zoomIn 0.35s ease;
}

.gp-preview img {
  width: 100%;
  max-height: 420px;
  object-fit: contain;
  display: block;
}

.gp-preview-remove {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.gp-preview-remove:hover {
  background: var(--danger);
  transform: scale(1.1);
}

.gp-preview-name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px 14px;
  background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
  color: white;
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Posts feed */
.gp-feed {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.gp-post {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  animation: fadeUp 0.4s ease;
  isolation: isolate;
}

.gp-post-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
}

.gp-post-user { flex: 1; min-width: 0; }

.gp-post-username {
  font-weight: 700;
  font-size: 0.95rem;
}

.gp-post-location {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Carousel and image */
.gp-carousel {
  position: relative;
  background: #000;
}

.gp-image-wrap {
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gp-post-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  animation: zoomIn 0.5s ease;
}

.gp-post-map {
  width: 100%;
  aspect-ratio: 1 / 1;
  position: relative;
  z-index: 0;
}

.gp-carousel .carousel-control-prev,
.gp-carousel .carousel-control-next {
  width: 12%;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.gp-carousel:hover .carousel-control-prev,
.gp-carousel:hover .carousel-control-next {
  opacity: 0.8;
}

.gp-carousel-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
  z-index: 5;
  pointer-events: none;
}

.gp-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
}

.gp-dot.active {
  background: white;
}

/* Post actions */
.gp-post-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px 6px;
}

.gp-like-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  font-size: 1.5rem;
  transition: transform 0.2s ease;
}

.gp-like-btn:hover { transform: scale(1.15); }
.gp-like-btn:active { transform: scale(0.85); }
.gp-like-btn.liked .gp-heart { animation: heartPop 0.4s ease; }

.gp-likes-count {
  font-weight: 600;
  font-size: 0.9rem;
}

.gp-post-date {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.gp-post-body {
  padding: 4px 16px 12px;
}

.gp-description {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.4;
}

.gp-description strong {
  margin-right: 6px;
}

/* Comments */
.gp-comments {
  border-top: 1px solid var(--border);
  padding: 12px 16px 14px;
}

.gp-comment {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.9rem;
}

.gp-comment-body strong {
  margin-right: 6px;
}

.gp-add-comment {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 12px;
}

/* Modals */
.gp-modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  color: var(--text);
  position: relative;
  overflow: hidden;
}

.gp-modal::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-h);
}

.gp-modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  z-index: 5;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  transition: all 0.15s ease;
}

.gp-modal-close:hover {
  background: var(--bg-elevated);
  color: var(--text);
}

.gp-modal-body {
  padding: 36px 32px 28px;
  text-align: center;
}

.gp-modal-logo {
  margin-bottom: 14px;
}

.gp-modal-logo img {
  border-radius: 14px;
  box-shadow: 0 8px 28px rgba(155, 96, 240, 0.4);
}

.gp-modal-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.gp-modal-subtitle {
  color: var(--text-muted);
  margin-bottom: 22px;
  font-size: 0.9rem;
}

.gp-modal-body .gp-input {
  text-align: left;
}

.gp-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.gp-divider::before,
.gp-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.gp-modal-footer {
  margin-top: 20px;
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.modal-backdrop.show {
  opacity: 0.7;
}

/* Toasts */
.gp-toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.gp-toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 280px;
  max-width: 360px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  animation: toastIn 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.2);
  pointer-events: auto;
  position: relative;
  overflow: hidden;
}

.gp-toast::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}

.gp-toast-success::before { background: var(--success); }
.gp-toast-danger::before { background: var(--danger); }
.gp-toast-info::before { background: var(--gradient-h); }

.gp-toast-msg {
  font-size: 0.92rem;
  font-weight: 500;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(1.04); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes heartPop {
  0% { transform: scale(1); }
  40% { transform: scale(1.4); }
  70% { transform: scale(0.9); }
  100% { transform: scale(1); }
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Responsive */
@media (max-width: 600px) {
  .gp-username { display: none; }
  .gp-modal-body { padding: 28px 22px 22px; }
  .gp-toast-container { right: 10px; left: 10px; }
  .gp-toast { min-width: 0; max-width: none; }
}