/* ===== LOGIN ===== */
.login-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: var(--bg); z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s, visibility 0.5s;
}
.login-overlay.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.login-bg {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(124,92,252,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(255,107,157,0.08) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(34,211,238,0.06) 0%, transparent 50%);
}
.login-card {
  position: relative; width: 400px; max-width: 90vw;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 20px; padding: 48px 40px 40px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.03) inset;
}
.login-logo {
  text-align: center; margin-bottom: 32px;
}
.login-logo-icon {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 24px; margin-bottom: 16px;
  box-shadow: 0 8px 32px var(--accent-glow);
}
.login-logo h1 {
  font-size: 24px; font-weight: 700; letter-spacing: -0.5px;
}
.login-logo h1 span { color: var(--accent); }
.login-logo p { color: var(--text3); font-size: 14px; margin-top: 6px; }
.login-field {
  margin-bottom: 20px; position: relative;
}
.login-field label {
  position: absolute; left: 17px; top: 14px;
  font-size: 14px; font-weight: 500; color: var(--text3);
  pointer-events: none; transition: all 0.2s ease;
  transform-origin: left center;
}
.login-field input:focus ~ label,
.login-field input:not(:placeholder-shown) ~ label,
.login-field .pass-wrap input:focus ~ .pass-toggle ~ label,
.login-field.has-value label,
.login-field:focus-within label {
  top: -9px; left: 13px;
  font-size: 11px; font-weight: 600; color: var(--accent);
  text-transform: uppercase; letter-spacing: 1px;
  background: var(--surface); padding: 0 5px;
}
.login-field input {
  width: 100%; background: rgba(255,255,255,0.04);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; color: var(--text); font-size: 15px;
  font-family: inherit; outline: none; transition: all 0.2s;
}
.login-field input::placeholder { color: transparent; }
.login-field input:focus::placeholder { color: var(--text3); transition: color 0.2s 0.1s; }
.login-field input:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
  background: rgba(255,255,255,0.06);
}
.login-field .pass-wrap {
  position: relative;
}
.login-field .pass-wrap input { width: 100%; padding-right: 48px; }
.pass-toggle {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text3); cursor: pointer;
  padding: 4px; display: flex; align-items: center; transition: color 0.2s;
}
.pass-toggle:hover { color: var(--text); }
.pass-toggle svg { width: 20px; height: 20px; }
.caps-warn {
  color: var(--amber); font-size: 12px; margin-top: 6px;
  display: none; align-items: center; gap: 5px;
}
.caps-warn.visible { display: flex; }
.caps-warn svg { width: 14px; height: 14px; flex-shrink: 0; }

/* Account menu */
.account-wrap { position: relative; }
.account-btn {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--surface); color: var(--text2); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.account-btn:hover { border-color: var(--accent); color: var(--accent); }
.account-btn svg { width: 18px; height: 18px; }
.account-menu {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); min-width: 200px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  padding: 6px 0; display: none; z-index: 200;
}
.account-menu.visible { display: block; }
.account-menu-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  background: none; border: none; color: var(--text2); padding: 10px 16px;
  font-size: 13px; font-family: inherit; cursor: pointer;
  transition: all 0.15s; text-align: left;
}
.account-menu-item:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.account-menu-item svg { width: 16px; height: 16px; flex-shrink: 0; opacity: 0.6; }
.account-menu-item:hover svg { opacity: 1; }
.account-menu-sep {
  height: 1px; background: var(--border); margin: 4px 0;
}
.account-menu-item.danger:hover { color: var(--accent2); }
.account-menu-item.danger:hover svg { color: var(--accent2); }

/* Modal overlay */
.modal-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
  z-index: 9000; display: none; align-items: center; justify-content: center;
}
.modal-overlay.visible { display: flex; }
.modal {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px; width: 380px; max-width: 90vw;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5);
}
.modal h2 {
  font-size: 18px; font-weight: 700; margin-bottom: 24px;
}
.modal-field {
  margin-bottom: 16px;
}
.modal-field label {
  display: block; font-size: 12px; font-weight: 600; color: var(--text2);
  text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 6px;
}
.modal-field .input-wrap {
  position: relative;
}
.modal-field input {
  width: 100%; background: rgba(255,255,255,0.04);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 42px 10px 14px; color: var(--text); font-size: 14px;
  font-family: inherit; outline: none; transition: all 0.2s;
}
.modal-field input:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
}
.modal-field input.field-error {
  border-color: var(--accent2); box-shadow: 0 0 0 3px var(--accent2-glow);
}
.modal-field .modal-eye {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text3); cursor: pointer;
  padding: 4px; display: flex; align-items: center; transition: color 0.2s;
}
.modal-field .modal-eye:hover { color: var(--text); }
.modal-field .modal-eye svg { width: 18px; height: 18px; }
.modal-btns {
  display: flex; gap: 10px; justify-content: flex-end; margin-top: 24px;
}
.modal-btn {
  padding: 9px 20px; border-radius: 8px; font-size: 14px; font-weight: 500;
  font-family: inherit; cursor: pointer; transition: all 0.2s;
}
.modal-btn.cancel {
  background: none; border: 1px solid var(--border); color: var(--text2);
}
.modal-btn.cancel:hover { color: var(--text); border-color: var(--border-hover); }
.modal-btn.primary {
  background: linear-gradient(135deg, var(--accent), #6341e0);
  color: #fff; border: none;
}
.modal-btn.primary:hover { box-shadow: 0 4px 16px var(--accent-glow); }
.modal-msg {
  font-size: 13px; margin-top: 12px; min-height: 18px; transition: opacity 0.2s;
}
.modal-msg.error { color: var(--accent2); }
.modal-msg.success { color: var(--green); }

/* Login button + spinner */
.login-btn {
  width: 100%; margin-top: 24px; padding: 13px;
  background: linear-gradient(135deg, var(--accent), #6341e0);
  color: #fff; border: none; border-radius: 10px;
  font-size: 15px; font-weight: 600; font-family: inherit;
  cursor: pointer; transition: all 0.3s; position: relative; overflow: hidden;
}
.login-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--accent-glow);
}
.login-btn:active { transform: translateY(0); }
.login-btn.loading {
  pointer-events: none; opacity: 0.8;
}
.login-btn .btn-text { transition: opacity 0.2s; }
.login-btn.loading .btn-text { opacity: 0; }
.login-btn .spinner {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 20px; height: 20px; border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff; border-radius: 50%;
  opacity: 0; transition: opacity 0.2s;
}
.login-btn.loading .spinner {
  opacity: 1; animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }

/* Login error */
.login-error {
  text-align: center; color: var(--accent2); font-size: 13px;
  margin-top: 12px; min-height: 20px; transition: opacity 0.2s;
  opacity: 0;
}
.login-error.visible { opacity: 1; }

/* Login remember */
.login-remember {
  display: flex; align-items: center; gap: 8px; margin-top: 16px;
}
.login-remember input[type="checkbox"] {
  accent-color: var(--accent); width: 16px; height: 16px; cursor: pointer;
}
.login-remember label {
  color: var(--text2); font-size: 13px; cursor: pointer;
}

/* Login shake */
.login-card .shake {
  animation: shake 0.4s ease;
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-5px); }
  80% { transform: translateX(5px); }
}

/* App content transition */
.app-content { display: none; opacity: 0; }
.app-content.visible { display: block; animation: fadeSlideIn 0.6s ease forwards; }
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}