/* ────────────────────────────────────────────────────────────────────────────
   Howler — Global Styles
   ──────────────────────────────────────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700;900&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&family=DM+Mono:wght@400;500&display=swap');

/* ── CSS Variables ─────────────────────────────────────────────────────────── */
:root {
  --bg:           #0d0f12;
  --bg-card:      #13161b;
  --bg-raised:    #1a1e25;
  --bg-input:     #1e232c;
  --border:       #252b35;
  --border-light: #2e3540;

  --amber:        #e8a045;
  --amber-bright: #f0b866;
  --amber-dim:    #c4833a;
  --amber-glow:   rgba(232, 160, 69, 0.12);

  --text:         #e8e2d9;
  --text-muted:   #7a8394;
  --text-dim:     #4a5260;

  --danger:       #c0392b;
  --success:      #27ae60;

  --radius:       10px;
  --radius-lg:    16px;
  --radius-pill:  999px;

  --shadow-card:  0 2px 16px rgba(0,0,0,0.4);
  --shadow-glow:  0 0 24px rgba(232,160,69,0.15);
  --transition:   0.18s ease;
}

/* ── Reset & Base ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--amber);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--amber-bright); }

/* ── Navbar ────────────────────────────────────────────────────────────────── */
.howler-nav {
  background: rgba(13, 15, 18, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 1.5rem;
}

.howler-nav .navbar-brand {
  font-family: 'Playfair Display', serif;
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--amber) !important;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.wolf-icon { font-size: 1.3rem; display: inline-block; transform: scaleX(-1); }

.nav-username { color: var(--text-muted); font-size: 0.85rem; font-family: 'DM Mono', monospace; }
.nav-username a { color: var(--text-muted); }
.nav-username a:hover { color: var(--amber); }

.nav-link-howler {
  color: var(--text-muted) !important;
  font-size: 0.9rem;
  transition: color var(--transition);
  padding: 0.4rem 0.75rem !important;
  border-radius: var(--radius-pill);
}
.nav-link-howler:hover { color: var(--text) !important; background: var(--bg-raised); }
.nav-link-howler.active { color: var(--amber) !important; }

.nav-explore {
  color: var(--text-muted);
  font-size: 0.88rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
}
.nav-explore:hover { color: var(--amber); background: var(--bg-raised); }

/* ── Layout ────────────────────────────────────────────────────────────────── */
.main-layout {
  max-width: 680px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
  position: relative;
  z-index: 1;
}

.section-header {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  color: var(--text);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.section-header::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
  margin-left: 0.5rem;
}

/* ── Compose Card ──────────────────────────────────────────────────────────── */
.howl-compose-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition);
}
.howl-compose-card:focus-within {
  border-color: var(--amber-dim);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.howl-compose-card textarea {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  width: 100%;
  resize: none;
  min-height: 80px;
  caret-color: var(--amber);
}
.howl-compose-card textarea::placeholder { color: var(--text-dim); font-style: italic; }

.compose-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}
.char-count { font-family: 'DM Mono', monospace; font-size: 0.78rem; color: var(--text-dim); }
.char-count.warn { color: var(--amber); }
.char-count.over { color: var(--danger); }

/* ── Howl Card ─────────────────────────────────────────────────────────────── */
.howl-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 0.75rem;
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition), transform var(--transition);
  animation: fadeSlideIn 0.3s ease both;
}
.howl-card:hover { border-color: var(--border-light); transform: translateY(-1px); }

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.howl-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.howl-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-raised);
  object-fit: cover;
  flex-shrink: 0;
}
.howl-user-info { flex: 1; min-width: 0; }
.howl-display-name { font-weight: 500; color: var(--text); font-size: 0.95rem; }
.howl-username { font-family: 'DM Mono', monospace; font-size: 0.78rem; color: var(--text-muted); }
.howl-username a { color: var(--text-muted); }
.howl-username a:hover { color: var(--amber); }
.howl-time {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-dim);
  white-space: nowrap;
  margin-left: auto;
}
.howl-text { color: var(--text); line-height: 1.65; font-size: 0.97rem; word-break: break-word; }

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn-howl {
  background: var(--amber);
  color: #0d0f12;
  border: none;
  border-radius: var(--radius-pill);
  padding: 0.45rem 1.25rem;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-howl:hover:not(:disabled) {
  background: var(--amber-bright);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232, 160, 69, 0.35);
}
.btn-howl:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-follow {
  background: transparent;
  color: var(--amber);
  border: 1.5px solid var(--amber);
  border-radius: var(--radius-pill);
  padding: 0.4rem 1.25rem;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-follow:hover { background: var(--amber-glow); }

.btn-unfollow {
  background: var(--bg-raised);
  color: var(--text-muted);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.4rem 1.25rem;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-unfollow:hover { border-color: var(--danger); color: var(--danger); background: rgba(192,57,43,0.08); }

.btn-logout {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.9rem;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: 'DM Sans', sans-serif;
}
.btn-logout:hover { border-color: var(--danger); color: var(--danger); }

/* ── Alerts ────────────────────────────────────────────────────────────────── */
.alert-error {
  background: rgba(192,57,43,0.12);
  border: 1px solid rgba(192,57,43,0.3);
  border-radius: var(--radius);
  color: #e57373;
  padding: 0.65rem 0.9rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  display: none;
}
.alert-error.show { display: block; animation: fadeSlideIn 0.2s ease; }

/* ── Spinner ───────────────────────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--amber);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-feed { text-align: center; padding: 3rem; color: var(--text-muted); }

/* ── Empty State ───────────────────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 4rem 2rem; color: var(--text-muted); }
.empty-state .empty-icon { font-size: 3.5rem; margin-bottom: 1rem; opacity: 0.4; }
.empty-state p { font-size: 0.95rem; }

/* ── Profile ───────────────────────────────────────────────────────────────── */
.profile-header {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}
.profile-avatar {
  width: 72px; height: 72px;
  border-radius: 50%;
  border: 2px solid var(--amber-dim);
  background: var(--bg-raised);
  object-fit: cover;
  flex-shrink: 0;
}
.profile-info { flex: 1; min-width: 0; }
.profile-display-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  color: var(--text);
  margin-bottom: 0.15rem;
}
.profile-username { font-family: 'DM Mono', monospace; font-size: 0.82rem; color: var(--text-muted); margin-bottom: 0.75rem; }
.profile-follow-btn { margin-left: auto; }

/* ── Following Dropdown ────────────────────────────────────────────────────── */
.following-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  overflow: hidden;
}
.following-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  cursor: pointer;
  user-select: none;
  transition: background var(--transition);
}
.following-toggle:hover { background: var(--bg-raised); }
.following-toggle-label { font-weight: 500; font-size: 0.9rem; color: var(--text-muted); }
.following-toggle-label span { color: var(--amber); font-family: 'DM Mono', monospace; margin-left: 0.4rem; }
.chevron { color: var(--text-dim); transition: transform var(--transition); font-size: 0.8rem; }
.chevron.open { transform: rotate(180deg); }
.following-list { border-top: 1px solid var(--border); display: none; padding: 0.5rem; }
.following-list.open { display: block; }
.following-user-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius);
  transition: background var(--transition);
  text-decoration: none;
  color: inherit;
}
.following-user-row:hover { background: var(--bg-raised); color: inherit; }
.following-mini-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-raised);
  object-fit: cover;
}
.following-user-name { font-size: 0.88rem; color: var(--text); }
.following-user-handle { font-family: 'DM Mono', monospace; font-size: 0.75rem; color: var(--text-muted); }

/* ── Login Page ────────────────────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}
.login-brand {
  font-family: 'Playfair Display', serif;
  font-weight: 900;
  font-size: 3rem;
  color: var(--amber);
  margin-bottom: 0.25rem;
  letter-spacing: -0.03em;
}
.login-tagline { color: var(--text-muted); font-style: italic; font-size: 0.9rem; margin-bottom: 2.5rem; }
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-card), 0 0 40px rgba(0,0,0,0.4);
}
.login-tabs {
  display: flex;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--border);
}
.login-tab {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.6rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition);
}
.login-tab.active { color: var(--amber); border-bottom-color: var(--amber); }

/* ── Form Fields ───────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.1rem; }
.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
}
.form-input {
  width: 100%;
  background: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  padding: 0.6rem 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-input::placeholder { color: var(--text-dim); }
.form-input:focus {
  border-color: var(--amber-dim);
  box-shadow: 0 0 0 3px rgba(232,160,69,0.1);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 576px) {
  .howler-nav { padding: 0 1rem; }
  .main-layout { padding: 1.25rem 0.75rem 3rem; }
  .howl-compose-card, .howl-card { padding: 1rem 1.1rem; }
  .profile-header { flex-wrap: wrap; }
  .profile-follow-btn { margin-left: 0; }
  .login-brand { font-size: 2.4rem; }
  .form-row { grid-template-columns: 1fr; }
}