/* ========== RESET & BASE ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-dark: #0a0f1e;
  --bg-card: rgba(16, 24, 48, 0.7);
  --bg-card-solid: #101830;
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(255,255,255,0.15);
  --green-1: #1B5E20;
  --green-2: #2E7D32;
  --green-3: #43A047;
  --green-4: #66BB6A;
  --green-5: #A5D6A7;
  --green-glow: rgba(76,175,80,0.25);
  --text-primary: #E8ECF4;
  --text-secondary: #8E99B0;
  --text-muted: #5A6478;
  --danger: #ef5350;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow: 0 8px 32px rgba(0,0,0,0.3);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.4);
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
}

html { font-size: 15px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ========== BG ANIMATION ========== */
.bg-animation { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.bg-orb {
  position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.12;
}
.bg-orb-1 { width: 600px; height: 600px; background: var(--green-2); top: -200px; left: -100px; animation: float1 18s ease-in-out infinite; }
.bg-orb-2 { width: 500px; height: 500px; background: #1565C0; bottom: -150px; right: -100px; animation: float2 22s ease-in-out infinite; }
.bg-orb-3 { width: 400px; height: 400px; background: var(--green-4); top: 40%; left: 50%; animation: float3 20s ease-in-out infinite; }

@keyframes float1 { 0%,100%{ transform: translate(0,0); } 50%{ transform: translate(80px,60px); } }
@keyframes float2 { 0%,100%{ transform: translate(0,0); } 50%{ transform: translate(-60px,-80px); } }
@keyframes float3 { 0%,100%{ transform: translate(0,0); } 50%{ transform: translate(-40px,50px); } }

/* ========== LOGIN ========== */
.login-section {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 1.5rem;
}
.login-card {
  background: var(--bg-card);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  width: 100%; max-width: 400px;
  box-shadow: var(--shadow-lg);
  animation: fadeUp 0.6s ease;
}
@keyframes fadeUp { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }

.login-logo { text-align: center; margin-bottom: 2rem; }
.logo-icon { display: inline-block; margin-bottom: 1rem; }
.login-logo h1 { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; }
.login-subtitle { color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.3rem; }

.input-group { margin-bottom: 1.2rem; }
.input-group label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0.5rem; text-transform: uppercase; letter-spacing: 0.06em; }
.input-wrapper {
  position: relative; display: flex; align-items: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.input-wrapper:focus-within { border-color: var(--green-3); box-shadow: 0 0 0 3px var(--green-glow); }
.input-icon { position: absolute; left: 12px; color: var(--text-muted); pointer-events: none; }
.input-wrapper input {
  width: 100%; padding: 0.75rem 2.8rem 0.75rem 2.6rem;
  background: none; border: none; outline: none;
  color: var(--text-primary); font-family: inherit; font-size: 0.95rem;
}
.input-wrapper input::placeholder { color: var(--text-muted); }
.toggle-password { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 0.5rem; transition: var(--transition); }
.toggle-password:hover { color: var(--text-secondary); }

.btn-primary {
  width: 100%; padding: 0.8rem;
  background: linear-gradient(135deg, var(--green-2), var(--green-3));
  color: white; font-family: inherit; font-size: 0.95rem; font-weight: 600;
  border: none; border-radius: var(--radius-md); cursor: pointer;
  transition: var(--transition);
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
}
.btn-primary:hover { background: linear-gradient(135deg, var(--green-3), var(--green-4)); transform: translateY(-1px); box-shadow: 0 4px 20px var(--green-glow); }
.btn-primary:active { transform: translateY(0); }

.error-message {
  background: rgba(239,83,80,0.1); border: 1px solid rgba(239,83,80,0.25);
  color: var(--danger); padding: 0.6rem 0.8rem;
  border-radius: var(--radius-sm); font-size: 0.85rem; margin-bottom: 1rem;
}

/* ========== APP HEADER ========== */
.app-section { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; }

.app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.8rem 1.5rem;
  background: var(--bg-card); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.header-left { display: flex; align-items: center; gap: 0.8rem; }
.header-title h2 { font-size: 1rem; font-weight: 700; }
.header-badge {
  display: inline-block; font-size: 0.65rem; font-weight: 600;
  padding: 0.15rem 0.5rem; border-radius: 20px;
  background: linear-gradient(135deg, var(--green-2), var(--green-3));
  color: white; letter-spacing: 0.04em; text-transform: uppercase;
}
.btn-logout {
  display: flex; align-items: center; gap: 0.4rem;
  background: rgba(239,83,80,0.08); border: 1px solid rgba(239,83,80,0.2);
  color: var(--danger); padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm); cursor: pointer;
  font-family: inherit; font-size: 0.8rem; font-weight: 500;
  transition: var(--transition);
}
.btn-logout:hover { background: rgba(239,83,80,0.15); border-color: rgba(239,83,80,0.4); }

/* ========== TABS ========== */
.tab-nav {
  display: flex; gap: 0; padding: 0 1.5rem;
  background: var(--bg-card-solid);
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.9rem 1.4rem;
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--text-secondary); font-family: inherit; font-size: 0.85rem; font-weight: 500;
  cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.tab-btn:hover { color: var(--text-primary); background: rgba(255,255,255,0.03); }
.tab-btn.active { color: var(--green-4); border-bottom-color: var(--green-4); }

/* ========== CONTENT ========== */
.content-area { flex: 1; padding: 1.5rem; }
.file-list-container {
  background: var(--bg-card); backdrop-filter: blur(16px);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden;
}
.content-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
}
.content-header h3 { font-size: 0.95rem; font-weight: 600; }
.btn-refresh {
  display: flex; align-items: center; gap: 0.4rem;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  color: var(--text-secondary); padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm); cursor: pointer;
  font-family: inherit; font-size: 0.78rem; font-weight: 500;
  transition: var(--transition);
}
.btn-refresh:hover { background: rgba(255,255,255,0.08); color: var(--text-primary); border-color: var(--border-hover); }
.btn-refresh.spinning svg { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.file-list-content { padding: 0.5rem; }

/* ========== FILE TABLE ========== */
.file-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.file-table thead th {
  text-align: left; padding: 0.7rem 1rem;
  font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-muted); border-bottom: 1px solid var(--border);
}
.file-table tbody tr { transition: var(--transition); }
.file-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.file-table tbody td {
  padding: 0.65rem 1rem; font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.file-table tbody tr:last-child td { border-bottom: none; }
.file-name { font-weight: 500; color: var(--text-primary); }
.file-size { color: var(--text-secondary); font-size: 0.82rem; }
.file-date { color: var(--text-secondary); font-size: 0.82rem; }

.btn-view {
  display: inline-flex; align-items: center; gap: 0.35rem;
  background: linear-gradient(135deg, var(--green-2), var(--green-3));
  color: white; padding: 0.35rem 0.8rem;
  border: none; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.78rem; font-weight: 500;
  cursor: pointer; transition: var(--transition);
}
.btn-view:hover { background: linear-gradient(135deg, var(--green-3), var(--green-4)); box-shadow: 0 2px 12px var(--green-glow); transform: translateY(-1px); }

.btn-group { display: flex; gap: 0.4rem; }

.btn-raw {
  display: inline-flex; align-items: center; gap: 0.35rem;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border);
  color: var(--text-secondary); padding: 0.35rem 0.8rem;
  border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.78rem; font-weight: 500;
  cursor: pointer; transition: var(--transition);
}
.btn-raw:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); border-color: var(--border-hover); transform: translateY(-1px); }

.raw-content {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-family: 'Courier New', Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--green-5);
  white-space: pre;
  overflow-x: auto;
  tab-size: 4;
}

/* ========== LOADING & EMPTY STATES ========== */
.state-message {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 3rem 1rem; color: var(--text-muted); gap: 0.8rem;
}
.state-message svg { opacity: 0.4; }
.state-message p { font-size: 0.9rem; }
.loader-dots { display: flex; gap: 0.3rem; }
.loader-dots span {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green-3); animation: dotPulse 1.2s ease-in-out infinite;
}
.loader-dots span:nth-child(2) { animation-delay: 0.15s; }
.loader-dots span:nth-child(3) { animation-delay: 0.3s; }
@keyframes dotPulse { 0%,80%,100%{ opacity:0.3; transform:scale(0.8); } 40%{ opacity:1; transform:scale(1.1); } }

/* ========== MODAL ========== */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 1.5rem; animation: fadeIn 0.2s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-container {
  background: var(--bg-card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%; max-width: 1100px; max-height: 85vh;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: modalUp 0.3s ease;
}
@keyframes modalUp { from { opacity:0; transform:translateY(20px) scale(0.97); } to { opacity:1; transform:translateY(0) scale(1); } }

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.3rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.modal-title-area h3 { font-size: 1rem; font-weight: 600; }
.modal-subtitle { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.15rem; display: block; }
.modal-close {
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  color: var(--text-secondary); padding: 0.4rem; border-radius: var(--radius-sm);
  cursor: pointer; transition: var(--transition); line-height: 0;
}
.modal-close:hover { background: rgba(239,83,80,0.1); border-color: rgba(239,83,80,0.3); color: var(--danger); }

.modal-body { overflow: auto; padding: 1rem 1.3rem; flex: 1; }

/* Header/Final info cards */
.info-card {
  background: rgba(255,255,255,0.03); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 0.8rem 1rem; margin-bottom: 1rem;
}
.info-card-title {
  font-size: 0.72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--green-4); margin-bottom: 0.5rem;
}
.info-card-grid { display: flex; flex-wrap: wrap; gap: 1.2rem; }
.info-item label { display: block; font-size: 0.7rem; color: var(--text-muted); margin-bottom: 0.15rem; }
.info-item span { font-size: 0.88rem; font-weight: 500; color: var(--text-primary); }

/* Detail table in modal */
.detail-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.detail-table thead th {
  text-align: left; padding: 0.6rem 0.8rem;
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--green-4); border-bottom: 1px solid var(--border);
  background: rgba(46,125,50,0.06);
  position: sticky; top: 0; z-index: 1;
}
.detail-table tbody td {
  padding: 0.5rem 0.8rem; font-size: 0.82rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  white-space: nowrap;
}
.detail-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.detail-table tbody tr:nth-child(even) { background: rgba(255,255,255,0.015); }
.detail-table tbody tr:nth-child(even):hover { background: rgba(255,255,255,0.04); }
.detail-count { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 0.6rem; }

.btn-tahsil {
  display: inline-flex; align-items: center; gap: 0.35rem;
  background: linear-gradient(135deg, var(--green-2), var(--green-3));
  color: white; padding: 0.3rem 0.7rem;
  border: none; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.75rem; font-weight: 600;
  cursor: pointer; transition: var(--transition);
  text-decoration: none; white-space: nowrap;
}
.btn-tahsil:hover { background: linear-gradient(135deg, var(--green-3), var(--green-4)); box-shadow: 0 2px 12px var(--green-glow); transform: translateY(-1px); }

.btn-tahsil.clicked {
  background: linear-gradient(135deg, #E65100, #FF6D00);
}
.btn-tahsil.clicked:hover { background: linear-gradient(135deg, #FF6D00, #FF9100); box-shadow: 0 2px 12px rgba(255,109,0,0.3); }

/* ========== TOAST ========== */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 200; display: flex; flex-direction: column; gap: 0.5rem; }
.toast {
  background: var(--bg-card-solid); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 0.7rem 1rem;
  font-size: 0.85rem; color: var(--text-primary);
  box-shadow: var(--shadow); animation: slideIn 0.3s ease;
  display: flex; align-items: center; gap: 0.5rem;
}
.toast.error { border-color: rgba(239,83,80,0.3); }
.toast.error::before { content: '⚠'; }
@keyframes slideIn { from { opacity:0; transform:translateX(20px); } to { opacity:1; transform:translateX(0); } }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .tab-nav { overflow-x: auto; }
  .tab-btn span { font-size: 0.78rem; }
  .content-area { padding: 1rem; }
  .modal-container { max-height: 90vh; }
  .modal-body { padding: 0.8rem; }
  .detail-table { font-size: 0.75rem; }
}
@media (max-width: 480px) {
  .login-card { padding: 1.5rem; }
  .app-header { padding: 0.6rem 1rem; }
  .tab-btn { padding: 0.7rem 0.8rem; }
}